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1.


   
    Production characteristics of the "higher plants-soil-like substrate" system as an element of the bioregenerative life support system / V. V. Velichko [et al.] // Advances in Space Research. - 2013. - Vol. 51, Is. 1. - P115-123, DOI 10.1016/j.asr.2012.08.003 . - ISSN 0273-1177
Кл.слова (ненормированные):
Biological-technical life support system -- Soil-like substrate -- Utilization of plant wastes -- Age groups -- Bioregenerative life support systems -- Cultivated crops -- Cyperus esculentus -- Growth chamber -- Higher plants -- Mineral element -- Nitrogen content -- Nutrient solution -- Plant wastes -- Raphanus sativus -- Root zone -- Soil-like substrate -- Study materials -- Biomass -- Carbon dioxide -- Harvesting -- Minerals -- Plants (botany) -- Soils -- Substrates -- Waste utilization -- Ecology
Аннотация: The study addresses the possibility of long-duration operation of a higher plant conveyor, using a soil-like substrate (SLS) as the root zone. Chufa (Cyperus esculentus L.), radish (Raphanus sativus L.), and lettuce (Lactuca sativa L.) were used as study material. A chufa community consisting of 4 age groups and radish and lettuce communities consisting of 2 age groups were irrigated with a nutrient solution, which contained mineral elements extracted from the SLS. After each harvest, inedible biomass of the harvested plants and inedible biomasses of wheat and saltwort were added to the SLS. The amounts of the inedible biomasses of wheat and saltwort to be added to the SLS were determined based on the nitrogen content of the edible mass of harvested plants. CO2 concentration in the growth chamber was maintained within the range of 1100-1700 ppm. The results of the study show that higher plants can be grown quite successfully using the proposed process of plant waste utilization in the SLS. The addition of chufa inedible biomass to the SLS resulted in species-specific inhibition of growth of both cultivated crops and microorganisms in the "higher plants - SLS" system. There were certain differences between the amounts of some mineral elements removed from the SLS with the harvested edible biomass and those added to it with the inedible biomasses of wheat and saltwort. В© 2012 COSPAR. Published by Elsevier Ltd. All rights reserved.

Scopus
Держатели документа:
Institute of Biophysics, Siberian Branch of Russian Academy of Science, Akademgorodok, Krasnoyarsk 660036, Russian Federation : 660036, Красноярск, Академгородок, д. 50, стр. 50

Доп.точки доступа:
Velichko, V.V.; Tikhomirov, A.A.; Ushakova, S.A.; Tikhomirova, N.A.; Shihov, V.N.; Tirranen, L.S.; Gribovskaya, I.A.

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2.


   
    Assessment of the possibility of establishing material cycling in an experimental model of the bio-technical life support system with plant and human wastes included in mass exchange / A. A. Tikhomirov [et al.] // Acta Astronautica. - 2011. - Vol. 68, Is. 9-10. - P1548-1554, DOI 10.1016/j.actaastro.2010.10.005 . - ISSN 0094-5765
Кл.слова (ненормированные):
Biological-technical life support system -- Photosynthesizing unit -- Utilization of plant and human wastes -- Biological substrates -- Chemical component -- Experimental models -- Human waste -- Life support systems -- Mass exchange -- Mass transfer process -- Material cycling -- Photosynthesizing unit -- Physicochemical methods -- Pilot model -- Plant biomass -- Plant wastes -- Recycled products -- Salicornia europaea -- Simultaneous use -- Soil-like substrate -- Utilization of plant and human wastes -- Sodium chloride -- Substrates -- Waste incineration -- Waste utilization
Аннотация: A pilot model of a bio-technical life support system (BTLSS) including human and plant wastes has been developed at the Institute of Biophysics SB RAS (Krasnoyarsk, Russia). This paper describes the structure of the photosynthesizing unit of the system, which includes wheat, chufa and vegetables. The study substantiates the simultaneous use of neutral and biological substrates for cultivating plants. A novel physicochemical method for the involvement of human wastes in the cycling has been employed, which enables the use of recycled products as nutrients for plants. Inedible plant biomass was subjected to biological combustion in the soil-like substrate (SLS) and was thus involved in the system mass exchange; NaCl contained in native urine was returned to the human through the consumption of Salicornia europaea, an edible salt-concentrating plant. Mass transfer processes in the studied BLSS have been examined for different chemical components. В© 2009 Elsevier Ltd. All rights reserved.

Scopus
Держатели документа:
SB RAS Institute of Biophysics, Akademgorodok 50/50, Krasnoyarsk 660036, Russian Federation
Blaise Pascal University, France
ESA-ESTEC, Netherlands : 660036, Красноярск, Академгородок, д. 50, стр. 50

Доп.точки доступа:
Tikhomirov, A.A.; Ushakova, S.A.; Velichko, V.V.; Tikhomirova, N.A.; Kudenko, Y.A.; Gribovskaya, I.V.; Gros, J.-B.; Lasseur, C.

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3.


   
    Use of human wastes oxidized to different degrees in cultivation of higher plants on the soil-like substrate intended for closed ecosystems / A. A. Tikhomirov [et al.] // Advances in Space Research. - 2010. - Vol. 46, Is. 6. - P744-750, DOI 10.1016/j.asr.2010.02.024 . - ISSN 0273-1177
Кл.слова (ненормированные):
Life support systems -- Microflora -- Mineralized human wastes -- Phototrophic unit -- Wet incineration -- Alternating electromagnetic field -- Bioregenerative life support systems -- Degree of oxidations -- Denitrifying microorganisms -- Growth and development -- Higher plants -- Human waste -- Life support systems -- Mass exchange -- Microbiotas -- Microflora -- Microscopic fungi -- Mineralized human wastes -- Nutrient solution -- Oxidation level -- Phytopathogenic bacteria -- Plant productivity -- Soil-like substrate -- Wheat plants -- Biomolecules -- Electromagnetic fields -- Irrigation -- Magnetic field effects -- Metabolism -- Metabolites -- Oxidation -- Plants (botany) -- Soils -- Solvent extraction -- Wastes -- Waste incineration
Аннотация: To close mass exchange loops in bioregenerative life support systems more efficiently, researchers of the Institute of Biophysics SB RAS (Krasnoyarsk, Russia) have developed a procedure of wet combustion of human wastes and inedible parts of plants using H2O2 in alternating electromagnetic field. Human wastes pretreated in this way can be used as nutrient solutions to grow plants in the phototrophic unit of the LSS. The purpose of this study was to explore the possibilities of using human wastes oxidized to different degrees to grow plants cultivated on the soil-like substrate (SLS). The treated human wastes were analyzed to test their sterility. Then we investigated the effects produced by human wastes oxidized to different degrees on growth and development of wheat plants and on the composition of microflora in the SLS. The irrigation solution contained water, substances extracted from the substrate, and certain amounts of the mineralized human wastes. The experiments showed that the human wastes oxidized using reduced amounts of 30% H2O2: 1 ml/g of feces and 0.25 ml/ml of urine were still sterile. The experiments with wheat plants grown on the SLS and irrigated by the solution containing treated human wastes in the amount simulating 1/6 of the daily diet of a human showed that the degree of oxidation of human wastes did not significantly affect plant productivity. On the other hand, the composition of the microbiota of irrigation solutions was affected by the oxidation level of the added metabolites. In the solutions supplemented with partially oxidized metabolites yeast-like microscopic fungi were 20 times more abundant than in the solutions containing fully oxidized metabolites. Moreover, in the solutions containing incompletely oxidized human wastes the amounts of phytopathogenic bacteria and denitrifying microorganisms were larger. Thus, insufficiently oxidized sterile human wastes added to the irrigation solutions significantly affect the composition of the microbiological component of these solutions, which can ultimately unbalance the system as a whole. В© 2010 COSPAR. Published by Elsevier Ltd. All rights reserved.

Scopus
Держатели документа:
Institute of Biophysics SB RAS, Akademgorodok, 50/50, Krasnoyarsk 660036, Russian Federation
Universite Blaise Pascal, 24 avenue des Landais, 63174 Aubiere cedex, France
ESA/ESTEC, Keplerlaan 1, 2201 AZ Noordwijk, Netherlands : 660036, Красноярск, Академгородок, д. 50, стр. 50

Доп.точки доступа:
Tikhomirov, A.A.; Kudenko, Y.A.; Ushakova, S.A.; Tirranen, L.S.; Gribovskaya, I.A.; Gros, J.-B.; Lasseur, C.

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4.


   
    Estimation of the stability of the photosynthetic unit in the bioregenerative life support system with plant wastes included in mass exchange / A. A. Tikhomirov [et al.] // Acta Astronautica. - 2008. - Vol. 63, Is. 7-10. - P1111-1118, DOI 10.1016/j.actaastro.2007.12.025 . - ISSN 0094-5765
Кл.слова (ненормированные):
BLSS -- Mass exchange -- Plant wastes -- Agricultural products -- Air pollution -- Biological materials -- Biomass -- Environmental engineering -- Estimation -- Experiments -- Human engineering -- Incineration -- Renewable energy resources -- Space research -- Substrates -- System stability -- Bioregenerative -- Life-support systems -- Mass exchanges -- Plant biomass -- Plant productivity -- Plant wastes -- Radish plants -- Significant reduction -- Soil like substrates -- Wheat straws -- Waste incineration
Аннотация: The purpose of this study is to estimate the possible effect produced on plant productivity by inedible plant biomass added to soil-like substrate (SLS). Results of the experiments with radish plants grown on the SLS with inedible biomass of carrot and beet plants added in the amounts roughly equal to their yields harvested from the same area showed a significant reduction in productivity of radish plants. The yield of radish plants grown on the SLS with added radish tops was almost the same as the yield of the radish grown on the neutral substrate. Experiments with addition of dry wheat straw to the SLS and growing of wheat and radish plants on that substrate also showed that the productivity of the plants grown in that way was decreased. Attempts to negate the adverse effect of plant wastes proved that the most effective way was to mineralize the wastes using the technique of "wet incineration". В© 2008 Elsevier Ltd. All rights reserved.

Scopus
Держатели документа:
Institute of Biophysics Russian Academy of Sciences, Siberian Branch, Akademgorodok, 660036 Krasnoyarsk, Russian Federation
Environmental Control and Life Support Section, ESA-ESTEC, Postbus 299, 2200 AG Noordwijk, Netherlands
Institute of Biology Komi SC, Ural Branch Russian Academy of Sciences, Kommunisticheskaya Street, 28, 167982 Siktivkar, Russian Federation : 660036, Красноярск, Академгородок, д. 50, стр. 50

Доп.точки доступа:
Tikhomirov, A.A.; Ushakova, S.A.; Velichko, V.V.; Zolotukhin, I.G.; Shklavtsova, E.S.; Lasseur, C.; Golovko, T.K.

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5.


   
    Testing soil-like substrate for growing plants in bioregenerative life support systems / J. B. Gros [et al.] // Advances in Space Research. - 2005. - Vol. 36, Is. 7. - P1312-1318, DOI 10.1016/j.asr.2005.05.079 . - ISSN 0273-1177
Кл.слова (ненормированные):
Life support system -- Matter recycling -- Plants -- Soil-like substrate -- Biodiversity -- Correlation methods -- Growth kinetics -- Hormones -- Plants (botany) -- Recycling -- Soils -- Bioregeneration -- Life support system -- Matter recycling -- Soil-like substrate -- Space research
Аннотация: We studied soil-like substrate (SLS) as a potential candidate for plant cultivation in bioregenerative life support systems (BLSS). The SLS was obtained by successive conversion of wheat straw by oyster mushrooms and worms. Mature SLS contained 9.5% humic acids and 4.9% fulvic acids. First, it was shown that wheat, bean and cucumber yields as well as radish yields when cultivated on mature SLS were comparable to yields obtained on a neutral substrate (expanded clay aggregate) under hydroponics. Second, the possibility of increasing wheat and radish yields on the SLS was assessed at three levels of light intensity: 690, 920 and 1150 ?mol m-2 s-1 of photosynthetically active radiation (PAR). The highest wheat yield was obtained at 920 ?mol m-2 s-1, while radish yield increased steadily with increasing light intensity. Third, long-term SLS fertility was tested in a BLSS model with mineral and organic matter recycling. Eight cycles of wheat and 13 cycles of radish cultivation were carried out on the SLS in the experimental system. Correlation coefficients between SLS nitrogen content and total wheat biomass and grain yield were 0.92 and 0.97, respectively, and correlation coefficients between nitrogen content and total radish biomass and edible root yield were 0.88 and 0.87, respectively. Changes in hormone content (auxins, gibberellins, cytokinins and abscisic acid) in the SLS during matter recycling did not reduce plant productivity. Quantitative and species compositions of the SLS and irrigation water microflora were also investigated. Microbial community analysis of the SLS showed bacteria from Bacillus, Pseudomonas, Proteus, Nocardia, Mycobacterium, Arthrobacter and Enterobacter genera, and fungi from Trichoderma, Penicillium, Fusarium, Aspergillus, Mucor, Botrytis, and Cladosporium genera. В© 2005 COSPAR. Published by Elsevier Ltd. All rights reserved.

Scopus
Держатели документа:
LGCB, Universite B. Pascal, CUST, BP206, 63174 Aubiere cedex, France
Environmental Control and Life Support Section, ESA-Estec, Postbus 299, 2200 AG, Noordwijk, Netherlands
Institute of Biophysics (Russian Academy of Sciences, Siberian Branch), Academgorodok, Krasnoyarsk 660036, Russian Federation
Department of Plant Physiology and Biotechnology, Tomsk State University, Lenin av. 36, Tomsk 634050, Russian Federation : 660036, Красноярск, Академгородок, д. 50, стр. 50

Доп.точки доступа:
Gros, J.B.; Lasseur, Ch.; Tikhomirov, A.A.; Manukovsky, N.S.; Kovalev, V.S.; Ushakova, S.A.; Zolotukhin, I.G.; Tirranen, L.S.; Karnachuk, R.A.; Dorofeev, V.Yu.

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6.


   
    Biological and physicochemical methods for utilization of plant wastes and human exometabolites for increasing internal cycling and closure of life support systems / I. G. Zolotukhin [et al.] // Advances in Space Research. - 2005. - Vol. 35, Is. 9 SPEC. ISS. - P1559-1562, DOI 10.1016/j.asr.2005.01.006 . - ISSN 0273-1177
Кл.слова (ненормированные):
BLSS -- Desalting -- Higher plants -- NaCl utilization -- SLS -- Biomass -- Crops -- Decomposition -- Electrodialysis -- Harvesting -- Metabolites -- Soils -- Wastes -- BLSS -- Higher plants -- NaCl utilization -- SLS -- Plants (botany) -- Biomass -- Decay -- Deionization -- Harvesting -- Plants -- Soil -- Wastes -- Wheat -- sodium chloride -- article -- biomass -- bioremediation -- culture medium -- feces -- growth, development and aging -- human -- metabolism -- methodology -- microbiology -- microclimate -- urine -- waste management -- wheat -- Biodegradation, Environmental -- Biomass -- Culture Media -- Ecological Systems, Closed -- Feces -- Humans -- Life Support Systems -- Sodium Chloride -- Soil Microbiology -- Triticum -- Urine -- Waste Management
Аннотация: Wheat was cultivated on soil-like substrate (SLS) produced by the action of worms and microflora from the inedible biomass of wheat. After the growth of the wheat crop, the inedible biomass was restored in SLS and exposed to decomposition ("biological" combustion) and its mineral compounds were assimilated by plants. Grain was returned to the SLS in the amount equivalent to human solid waste produced by consumption of the grain. Human wastes (urine and feces) after physicochemical processing turned into mineralized form (mineralized urine and mineralized feces) and entered the plants' nutrient solution amounts equal to average daily production. Periodically (once every 60-70 days) the nutrient solution was partly (up to 50%) desalinated by electrodialysis. Due to this NaCl concentration in the nutrient solution was sustained at a fixed level of about 0.26%. The salt concentrate obtained could be used in the human nutrition through NaCl extraction and the residuary elements were returned through the mineralized human liquid wastes into matter turnover. The control wheat cultivation was carried out on peat with use of the Knop nutrient solution. Serial cultivation of several wheat vegetations within 280 days was conducted during the experiment. Grain output varied and yield/harvest depended, in large part, upon the amount of inedible biomass returned to SLS and the speed of its decomposition. After achieving a stationary regime, (when the quantity of wheat inedible biomass utilized during vegetation in SLS is equal to the quantity of biomass introduced into SLS before vegetation) grain harvest in comparison with the control was at most 30% less, and in some cases was comparable to the control harvest values. The investigations carried out on the wheat example demonstrated in principle the possibility of long-term functioning of the LSS photosynthesizing link based on optimizations of biological and physicochemical methods of utilization of the human and plants wastes. The possibilities for the use of these technologies for the creation integrated biological-physicochemical LSS with high closure degree of internal matter turnover are discussed in this paper. В© 2005 Published by Elsevier Ltd on behalf of COSPAR.

Scopus
Держатели документа:
Institute of Biophysics, Russian Academy of Sciences, Siberian Branch, Akademgorodok, Krasnoyarsk 660036, Russian Federation : 660036, Красноярск, Академгородок, д. 50, стр. 50

Доп.точки доступа:
Zolotukhin, I.G.; Tikhomirov, A.A.; Kudenko, Yu.A.; Gribovskaya, I.V.

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7.


   
    Wheat growth on neutral and soil-like substrates: Carbon dioxide exchange and microflora / J. -B. Gros [et al.] // Acta Horticulturae. - 2004. - Vol. 644. - P243-248
Кл.слова (ненормированные):
Carbon dioxide -- Closed ecological system
Аннотация: The soil-like substrate (SLS), which is a potential candidate for employment in closed ecological systems, has been tested. CO2 exchange, composition and numbers of soil microflora have been examined in .wheat-SLS. system. The results produced have been compared to analogous characteristics of .wheat-neutral substrate. system. A hydroponic method was used under wheat growing on the neutral substrate (expanded clay aggregate). Plants for both studies were grown in closed environment from seed to physiological maturity. In the .wheat-SLS. system, the net photosynthetic rate of canopy was positive in the course of 6.55 days after planting. The net photosynthetic rate of canopy in .wheat-neutral substrate. system was positive in the entire course of vegetation. According to calculations in the course of vegetation, photosynthesis has withdrawn 3.28 kg m-2 CO2 from the .wheat-SLS. system and 3.40 kg m-2 CO2 from the .wheat-neutral substrate. system. On the SLS dominant among bacteria were the spore-forming bacteria from Bacillus genus, among fungi . from Trichoderma genus. In the hydroponic cultivation on neutral substrate dominant were bacteria from Pseudomonas genus, most commonly found fungi were species from Fusarium and Botrytis genera.

Scopus
Держатели документа:
LGCB, Universte B. Pascal, BP206, FR-63174 Aubiere cedex, France
ESA, Estec 2200 AG Noordwijk, Netherlands
Academgorodok, Institute of Biophysics, 660036 Krasnoyarsk, Russian Federation : 660036, Красноярск, Академгородок, д. 50, стр. 50

Доп.точки доступа:
Gros, J.-B.; Lasseur, C.; Tikhomirov, A.A.; Manukovsky, N.S.; Ushakova, S.A.; Zolotukhin, I.G.; Tirranen, L.S.; Borodina, E.V.; Kovalev, V.S.

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8.


   
    Soil-like substrate for plant growing derived from inedible plant mass: Preparing, composition, fertility / J. -B. Gros [et al.] // Acta Horticulturae. - 2004. - Vol. 644. - P151-155
Кл.слова (ненормированные):
Fertility -- Hydroponics -- Oyster mushroom -- Phytomass yield -- Wheat straw -- Worms
Аннотация: Fertility of soil-like substrate (SLS) made by successive conversion of wheat straw by oyster mushrooms and worms has been evaluated. Soil-like substrate of different degree of maturity has been tested. The most ready SLS provided the higher yields of wheat. It comprised 9.5% of humic acids, 4.9% of fulvic acids and 15.2% of nonhydrolyzable substances. At atmospheric concentration of carbon dioxide the soil-like substrate decreased its mass over the vegetation period by 14- 21%. The yield of wheat, beans and cucumbers grown on the soil-like substrate was compared to that on hydroponics.

Scopus
Держатели документа:
LGCB, Universte B. Pascal, BP206, FR-63 174 Aubiere Cedex, France
ESA Estec, 2200 AG Noordwijk, Netherlands
Academgorodok, Institute of Biophysics, 660036 Krasnoyarsk, Russian Federation : 660036, Красноярск, Академгородок, д. 50, стр. 50

Доп.точки доступа:
Gros, J.-B.; Lasseur, C.; Tikhomirov, A.A.; Manukovsky, N.S.; Ushakova, S.A.; Zolotukhin, I.G.; Gribovskaya, I.V.; Kovalev, V.S.

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9.


   
    Synthesis of biomass and utilization of plants wastes in a physical model of biological life-support system / A. A. Tikhomirov [et al.] // Acta Astronautica. - 2003. - Vol. 53, Is. 4-10. - P249-257, DOI 10.1016/S0094-5765(03)00137-1 . - ISSN 0094-5765
Кл.слова (ненормированные):
Ecosystems -- Microorganisms -- pH -- Photosynthesis -- Plants (botany) -- Synthesis (chemical) -- Waste utilization -- Biological life support systems (BLLS) -- Gas exchange -- Plant respiration -- Biomass -- carbon dioxide -- Agaricales -- article -- biomass -- bioremediation -- growth, development and aging -- hydroponics -- incineration -- metabolism -- methodology -- microbiology -- microclimate -- photosynthesis -- plant physiology -- radish -- space flight -- waste management -- weightlessness -- wheat -- Agaricales -- Biodegradation, Environmental -- Biomass -- Carbon Dioxide -- Ecological Systems, Closed -- Environmental Microbiology -- Hydroponics -- Incineration -- Life Support Systems -- Photosynthesis -- Plant Physiology -- Raphanus -- Space Flight -- Triticum -- Waste Management -- Weightlessness
Аннотация: The paper considers problems of biosynthesis of higher plants' biomass and "biological incineration" of plant wastes in a working physical model of biological LSS. The plant wastes are "biologically incinerated" in a special heterotrophic block involving Califomian worms, mushrooms and straw. The block processes plant wastes (straw, haulms) to produce soil-like substrate (SLS) on which plants (wheat, radish) are grown. Gas exchange in such a system consists of respiratory gas exchange of SLS and photosynthesis and respiration of plants. Specifics of gas exchange dynamics of high plants - SLS complex has been considered. Relationship between such a gas exchange and PAR irradiance and age of plants has been established. Nitrogen and iron were found to the first to limit plants' growth on SLS when process conditions are deranged. The SLS microflora has been found to have different kinds of ammonifying and denitrifying bacteria which is indicative of intensive transformation of nitrogen-containing compounds. The number of physiological groups of microorganisms in SLS was, on the whole, steady. As a result, organic substances - products of exchange of plants and microorganisms were not accumulated in the medium, but mineralized and assimilated by the biocenosis. Experiments showed that the developed model of a man-made ecosystem realized complete utilization of plant wastes and involved them into the intrasystem turnover. В© 2003 International Astronautical Federation. Published by Elsevier Science Ltd. All rights reserved.

Scopus
Держатели документа:
Institute of Biophysics, Russian Academy of Sciences, Siberian Branch, Krasnoyarsk, Russian Federation
Universite B. Pascal, Clermont-Ferrand, France
Environ. Contr. Life Support Sect., ESA, Estec Noonvijk, Netherlands : 660036, Красноярск, Академгородок, д. 50, стр. 50

Доп.точки доступа:
Tikhomirov, A.A.; Ushakova, S.A.; Manukovsky, N.S.; Lisovsky, G.M.; Kudenko, Yu.A.; Koyalev, V.S.; Gribovskaya, I.V.; Tirranen, L.S.; Zolotukhin, I.G.; Gros, J.B.; Lasseur, Ch.

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10.


   
    Mass exchange in an experimental new-generation life support system model based on biological regeneration of environment / A. A. Tikhomirov [et al.] // Advances in Space Research. - 2003. - Vol. 31, Is. 7. - P1711-1720, DOI 10.1016/S0273-1177(03)80017-0 . - ISSN 0273-1177
Кл.слова (ненормированные):
Biomass -- Photosynthesis -- Plants (botany) -- Transpiration -- Mass exchange -- Life support systems (spacecraft) -- ammonia -- nitrogen -- oxygen -- biosphere -- animal -- annelid worm -- article -- biological model -- biomass -- bioremediation -- evaluation -- growth, development and aging -- human -- metabolism -- microclimate -- photosynthesis -- Pleurotus -- radish -- wheat -- Ammonia -- Animals -- Biodegradation, Environmental -- Biomass -- Ecological Systems, Closed -- Evaluation Studies -- Humans -- Life Support Systems -- Models, Biological -- Nitrogen -- Oligochaeta -- Oxygen -- Photosynthesis -- Pleurotus -- Raphanus -- Triticum
Аннотация: An experimental model of a biological life support system was used to evaluate qualitative and quantitative parameters of the internal mass exchange. The photosynthesizing unit included the higher plant component (wheat and radish), and the heterotrophic unit consisted of a soil-like substrate, California worms, mushrooms and microbial microflora. The gas mass exchange involved evolution of oxygen by the photosynthesizing component and its uptake by the heterotroph component along with the formation and maintaining of the SLS structure, growth of mushrooms and California worms, human respiration, and some other processes. Human presence in the system in the form of "virtual human" that at regular intervals took part in the respirative gas exchange during the experiment. Experimental data demonstrated good oxygen/carbon dioxide balance, and the closure of the cycles of these gases was almost complete. The water cycle was nearly 100% closed. The main components in the water mass exchange were transpiration water and the watering solution with mineral elements. Human consumption of the edible plant biomass (grains and roots) was simulated by processing these products by a unique physicochemical method of oxidizing them to inorganic mineral compounds, which were then returned into the system and fully assimilated by the plants. The oxidation was achieved by "wet combustion" of organic biomass, using hydrogen peroxide following a special procedure, which does not require high temperature and pressure. Hydrogen peroxide is produced from the water inside the system. The closure of the cycle was estimated for individual elements and compounds. Stoichiometric proportions are given for the main components included in the experimental model of the system. Approaches to the mathematical modeling of the cycling processes are discussed, using the data of the experimental model. Nitrogen, as a representative of biogenic elements, shows an almost 100% closure of the cycle inside the system. The proposed experimental model of a biological system is discussed as a candidate for potential application in the investigations aimed at creating ecosystems with largely closed cycles of the internal mass exchange. The formation and maintenance of sustainable cycling of vitally important chemical elements and compounds in biological life support systems (BLSS) is an extremely pressing problem. To attain the stable functioning of biological life support systems (BLSS) and to maintain a high degree of closure of material cycles in them, it is essential to understand the character of mass exchange processes and stoichiometric proportions of the initial and synthesized components of the system. В© 2003 COSPAR. Published by Elsevier Science Ltd. All rights reserved.

Scopus
Держатели документа:
Institute of Biophysics, Russian Academy of Sciences, Siberian Branch, Krasnoyarsk, Russian Federation
Universite B. Pascal, Clermont-Ferrand, France
Environ. Control/Life Support Sect., ESA, Estec Noorwijk, Netherlands : 660036, Красноярск, Академгородок, д. 50, стр. 50

Доп.точки доступа:
Tikhomirov, A.A.; Ushakova, S.A.; Manukovsky, N.S.; Lisovsky, G.M.; Kudenko, Yu.A.; Kovalev, V.S.; Gubanov, V.G.; Barkhatov, Yu.V.; Gribovskaya, I.V.; Zolotukhin, I.G.; Gros, J.B.; Lasseur, Ch.

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11.


   
    Material balance and diet in bioregenerative life support systems: Connection with coefficient of closure / N. S. Manukovsky [et al.] // Advances in Space Research. - 2005. - Vol. 35, Is. 9 SPEC. ISS. - P1563-1569, DOI 10.1016/j.asr.2005.01.002 . - ISSN 0273-1177
Кл.слова (ненормированные):
Bioregenerative life support system -- Coefficient of closure -- Diet -- Soil-like substrate -- Additives -- Degradation -- Materials balance -- Nitrogen -- Nutrition -- Stoichiometry -- Bioregenerative life support systems -- Coefficient of closure -- Soil-like substrates -- Life support systems (spacecraft) -- vegetable protein -- biomass -- conference paper -- culture medium -- diet -- feces -- growth, development and aging -- human -- methodology -- microclimate -- plant -- urine -- waste management -- Biomass -- Culture Media -- Diet -- Ecological Systems, Closed -- Feces -- Humans -- Life Support Systems -- Plant Proteins -- Plants, Edible -- Urine -- Waste Management
Аннотация: Bioregenerative life support systems (BLSS) with different coefficients of closure are considered. The 66.2% coefficient of closure achieved in "BIOS-3" facility experiments has been taken as a base value. The increase in coefficient of closure up to 72.6-93.0% is planned due to use of soil-like substrate (SLS) and concentrating of urine. Food values were estimated both in a base variant ("BIOS-3"), and with increases in the coefficient of closure. It is shown that food requirements will be more fully satisfied by internal crop production with an increase in the coefficient of closure of the BLSS. Changes of massflow rates on an 'input-output' and inside BLSS are considered. Equations of synthesis and degradation of organic substances in BLSS were examined using a stoichiometric model. The paper shows that at incomplete closure of BLSS containing SLS there is a problem of nitrogen balancing. To compensate for the removal of nitrogen from the system in urine and feces, it is necessary to introduce food and a nitrogen-containing additive. В© 2005 COSPAR. Published by Elsevier Ltd. All rights reserved.

Scopus
Держатели документа:
Institute of Biophysics, Siberian Branch, Russian Academy of Sciences, Academgorodok, 660036 Krasnoyarsk, Russian Federation : 660036, Красноярск, Академгородок, д. 50, стр. 50

Доп.точки доступа:
Manukovsky, N.S.; Kovalev, V.S.; Somova, L.A.; Gurevich, Yu.L.; Sadovsky, M.G.

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12.


   
    The carbon cycle in a bioregenerative life support system with a soil-like substrate [Text] / Y. L. Gurevich [et al.] // Acta Astronaut. - 2008. - Vol. 63: 16th IAA Humans in Space Symposium (MAY 20-24, 2007, Beijing, PEOPLES R CHINA), Is. 07.10.2013. - P1043-1048, DOI 10.1016/j.actaastro.2008.03.009. - Cited References: 28 . - 6. - ISSN 0094-5765
РУБ Engineering, Aerospace
Рубрики:
ECOSYSTEM
   PLANTS

   MODEL

Кл.слова (ненормированные):
life support system -- soil-like substrate -- carbon cycle -- mass-flow model
Аннотация: A mass-flow model of carbon cycle in a bioregenerative life support system (BLSS) including Resource, Plant Growth, Food Processing, Human, Waste Processing, and Waste Storage Modules was developed. A human received food from Plant Growth and Resource Modules. Plants were assumed to be growing on the soil-like substrate (SLS). Another function of SLS was balancing the carbon cycle. The input of BLSS was set to 81 g of carbon per day along with food from the Resource Module. To balance the carbon cycle an equal arnount of carbon was removed from BLSS along with urine, feces, plant wastes, and SLS. A mass flow of carbon cycle was used to simulate the effect of light intensity on the basic parameters of the Plant Growth Module. It was calculated that the stationary dry mass of SLS increases from 10 to 35 kg m(-2) with increase canopy-level daily photosynthetic photon flux (PPF) from 34 to 178 mol m(-2) d(-1). On the contrary dry mass of SLS needed to provide one person with plant food is not dependent on light intensity. (C) 2008 Elsevier Ltd. All rights reserved.

Держатели документа:
[Gurevich, Yu. L.
Manukovsky, N. S.
Kovalev, V. S.
Degermendzy, A. G.] Russian Acad Sci, Inst Biophys, Siberian Branch, Krasnoyarsk 660036, Russia
[Hu, Dawei
Liu, Hong] Beijing Univ Aeronaut & Astronaut, Dept Bioengn, Beijing 100083, Peoples R China
[Hue, EnZhu] Beijing Univ Aeronaut & Astronaut, Dept Environm Engn, Beijing 100083, Peoples R China : 660036, Красноярск, Академгородок, д. 50, стр. 50

Доп.точки доступа:
Gurevich, Y.L.; Manukovsky, N.S.; Kovalev, V.S.; Degermendzy, A.G.; Hu, D.W.; Hue, E.Z.; Liu, H...

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13.


   
    Mass exchange in an experimental new-generation life support system model based on biological regeneration of environment [Text] / A. A. Tikhomirov [et al.] ; ed. M Nelson [et al.] // SPACE LIFE SCIENCES: CLOSED ARTIFICIAL ECOSYSTEMS AND LIFE SUPPORT SYSTEMS. Ser. ADVANCES IN SPACE RESEARCH : PERGAMON-ELSEVIER SCIENCE LTD, 2003. - Vol. 31: Meeting of F4 1 Session of the 34th Scientific Assembly of COSPAR (OCT, 2002, HOUSTON, TEXAS), Is. 7. - P1711-1720, DOI 10.1016/S0273-1177(03)00108-X. - Cited References: 13 . - 10. - ISBN 0273-1177
РУБ Engineering, Aerospace + Astronomy & Astrophysics + Ecology + Geosciences, Multidisciplinary + Meteorology & Atmospheric Sciences

Аннотация: An experimental model of a biological life support system was used to evaluate qualitative and quantitative parameters of the internal mass exchange. The photosynthesizing unit included the higher plant component (wheat and radish), and the heterotrophic unit consisted of a soil-like substrate, California worms, mushrooms and microbial microflora. The gas mass exchange involved evolution of oxygen by the photosynthesizing component and its uptake by the heterotroph component along with the formation and maintaining of the SLS structure, growth of mushrooms and California worms, human respiration, and some other processes. Human presence in the system in the form of "virtual human" that at regular intervals took part in the respirative gas exchange during the experiment. Experimental data demonstrated good oxygen/carbon dioxide balance, and the closure of the cycles of these gases was almost complete. The water cycle was nearly 100% closed. The main components in the water mass exchange were transpiration water and the watering solution with mineral elements. Human consumption of the edible plant biomass (grains and roots) was simulated by processing these products by a unique physicochemical method of oxidizing them to inorganic mineral compounds, which were then returned into the system and fully assimilated by the plants. The oxidation was achieved by "wet combustion" of organic biomass, using hydrogen peroxide following a special procedure, which does not require high temperature and pressure. Hydrogen peroxide is produced from the water inside the system. The closure of the cycle was estimated for individual elements and compounds. Stoichiometric proportions are given for the main components included in the experimental model of the system. Approaches to the mathematical modeling of the cycling processes are discussed, using the data of the experimental model. Nitrogen, as a representative of biogenic elements, shows an almost 100% closure of the cycle inside the system, The proposed experimental model of a biological system is discussed as a candidate for potential application in the investigations aimed at creating ecosystems with largely closed cycles of the internal mass exchange. The formation and maintenance of sustainable cycling of vitally important chemical elements and compounds in biological life support systems (BLSS) is an extremely pressing problem. To attain the stable functioning of biological life support systems (BLSS) and to maintain a high degree of closure of material cycles in them, it is essential to understand the character of mass exchange processes and stoichiometric proportions of the initial and synthesized components of the system. (C) 2003 COSPAR. Published by Elsevier Science Ltd. All rights reserved.

Держатели документа:
Russian Acad Sci, Inst Biophys, Krasnoyarsk, Russia
Univ Strasbourg 1, Clermont Ferrand, France
ESA, Estec, Environm Control & Life Support Sect, Noordwijk, Netherlands : 660036, Красноярск, Академгородок, д. 50, стр. 50

Доп.точки доступа:
Tikhomirov, A.A.; Ushakova, S.A.; Manukovsky, N.S.; Lisovsky, G.M.; Kudenko, Y.A.; Kovalev, V.S.; Gubanov, V.G.; Barkhatov, Y.V.; Gribovskaya, I.V.; Zolotukhin, I.G.; Gros, J.B.; Lasseur, C...; Nelson, M \ed.\; Pechurkin, NS \ed.\; Dempster, WF \ed.\; Somova, LA \ed.\; Somo, , LA \ed.\

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14.


   
    Synthesis of biomass and utilization of plants wastes in a physical model of biological life-support system [Text] / A. A. Tikhomirov [et al.] // Acta Astronaut. - 2003. - Vol. 53: 53rd Congress of the International-Astronautical-Federation (IAF) (OCT 10, 2002, HOUSTON, TEXAS), Is. 04.10.2013. - P. 249-257, DOI 10.1016/S0094-5765(03)00137-1. - Cited References: 16 . - ISSN 0094-5765
РУБ Engineering, Aerospace

Аннотация: The paper considers problems of biosynthesis of higher plants' biomass and "bioloaical incineration" of plant wastes in a working physical model of biological LSS. The plant wastes are "biologically incinerated" in a special heterotrophic block involving Californian worms, mushrooms and straw. The block processes plant wastes (straw, haulms) to produce soil-like substrate (SLS) on which plants (wheat, radish) are grown. Gas exchange in such a system consists of respiratory gas exchange of SLS and photosynthesis and respiration of plants. Specifics of gas exchange dynamics of high plants - SLS complex has been considered. Relationship between such a gas exchange and PAR irradiance and age of plants has been established. Nitrogen and iron were found to the first to limit plants' growth on SLS when process conditions are deranged. The SLS microflora has been found to have different kinds of ammonifying and denitrifying bacteria which is indicative of intensive transformation of nitrogen-containing compounds. The number of physiological groups of microorganisms in SLS was, on the whole, steady. As a result, organic substances - products of exchange of plants and microorganisms were not accumulated in the medium, but mineralized and assimilated by the biocenosis. Experiments showed that the developed model of a manmade ecosystem realized complete utilization of plant wastes and involved them into the intrasystem turnover. (C) 2003 International Astronautical Federation. Published by Elsevier Science Ltd. All rights reserved.

WOS
Держатели документа:
Russian Acad Sci, Inst Biophys, Siberian Branch, Krasnoyarsk, Russia
Univ B Pascal, Clermont Ferrand, France
Estec, ESA, Environm Control & Life Support Sect, Noordwijk, Netherlands
ИБФ СО РАН : 660036, Красноярск, Академгородок, д. 50, стр. 50

Доп.точки доступа:
Tikhomirov, A.A.; Ushakova, S.A.; Manukovsky, N.S.; Lisovsky, G.M.; Kudenko, Y.A.; Kovalev, V.S.; Gribovskaya, I.V.; Tirranen, L.S.; Zolotukhin, I.G.; Gros, J.B.; Lasseur, C...

Найти похожие
15.


   
    Mass exchange in an experimental new-generation life support system model based on biological regeneration of environment [Text] / A. A. Tikhomirov [et al.] ; ed. M Nelson [et al.] // SPACE LIFE SCIENCES: CLOSED ARTIFICIAL ECOSYSTEMS AND LIFE SUPPORT SYSTEMS. Ser. ADVANCES IN SPACE RESEARCH : PERGAMON-ELSEVIER SCIENCE LTD, 2003. - Vol. 31: Meeting of F4 1 Session of the 34th Scientific Assembly of COSPAR (OCT, 2002, HOUSTON, TEXAS), Is. 7. - P. 1711-1720, DOI 10.1016/S0273-1177(03)00108-X. - Cited References: 13 . - ISBN 0273-1177
РУБ Engineering, Aerospace + Astronomy & Astrophysics + Ecology + Geosciences, Multidisciplinary + Meteorology & Atmospheric Sciences

Аннотация: An experimental model of a biological life support system was used to evaluate qualitative and quantitative parameters of the internal mass exchange. The photosynthesizing unit included the higher plant component (wheat and radish), and the heterotrophic unit consisted of a soil-like substrate, California worms, mushrooms and microbial microflora. The gas mass exchange involved evolution of oxygen by the photosynthesizing component and its uptake by the heterotroph component along with the formation and maintaining of the SLS structure, growth of mushrooms and California worms, human respiration, and some other processes. Human presence in the system in the form of "virtual human" that at regular intervals took part in the respirative gas exchange during the experiment. Experimental data demonstrated good oxygen/carbon dioxide balance, and the closure of the cycles of these gases was almost complete. The water cycle was nearly 100% closed. The main components in the water mass exchange were transpiration water and the watering solution with mineral elements. Human consumption of the edible plant biomass (grains and roots) was simulated by processing these products by a unique physicochemical method of oxidizing them to inorganic mineral compounds, which were then returned into the system and fully assimilated by the plants. The oxidation was achieved by "wet combustion" of organic biomass, using hydrogen peroxide following a special procedure, which does not require high temperature and pressure. Hydrogen peroxide is produced from the water inside the system. The closure of the cycle was estimated for individual elements and compounds. Stoichiometric proportions are given for the main components included in the experimental model of the system. Approaches to the mathematical modeling of the cycling processes are discussed, using the data of the experimental model. Nitrogen, as a representative of biogenic elements, shows an almost 100% closure of the cycle inside the system, The proposed experimental model of a biological system is discussed as a candidate for potential application in the investigations aimed at creating ecosystems with largely closed cycles of the internal mass exchange. The formation and maintenance of sustainable cycling of vitally important chemical elements and compounds in biological life support systems (BLSS) is an extremely pressing problem. To attain the stable functioning of biological life support systems (BLSS) and to maintain a high degree of closure of material cycles in them, it is essential to understand the character of mass exchange processes and stoichiometric proportions of the initial and synthesized components of the system. (C) 2003 COSPAR. Published by Elsevier Science Ltd. All rights reserved.

WOS
Держатели документа:
Russian Acad Sci, Inst Biophys, Krasnoyarsk, Russia
Univ Strasbourg 1, Clermont Ferrand, France
ESA, Estec, Environm Control & Life Support Sect, Noordwijk, Netherlands
ИБФ СО РАН : 660036, Красноярск, Академгородок, д. 50, стр. 50

Доп.точки доступа:
Tikhomirov, A.A.; Ushakova, S.A.; Manukovsky, N.S.; Lisovsky, G.M.; Kudenko, Y.A.; Kovalev, V.S.; Gubanov, V.G.; Barkhatov, Y.V.; Gribovskaya, I.V.; Zolotukhin, I.G.; Gros, J.B.; Lasseur, C...; Nelson, M \ed.\; Pechurkin, NS \ed.\; Dempster, WF \ed.\; Somova, LA \ed.\; Somo, , LA \ed.\

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16.


   
    Estimating CO2 gas exchange in mixed age vegetable plant communities grown on soil-like substrates for life support systems / V. V. Velichko, A. A. Tikhomirov, S. A. Ushakova // Life Sci. Space Res. - 2018. - Vol. 16. - P47-51, DOI 10.1016/j.lssr.2017.11.001 . - ISSN 2214-5524
Кл.слова (ненормированные):
Bioconversion of plant waste -- CO2 gas exchange -- Conveyor mode -- Plant cultivation -- Soil-like substrate -- carbon dioxide -- Article -- atmosphere -- beet -- carrot -- concentration (parameters) -- Cyperus esculentus -- gas exchange -- genetic variation -- microclimate -- nonhuman -- plant age -- plant community -- plant growth -- planting density -- priority journal -- reproducibility -- soil and soil related phenomena -- soil like substrate -- vegetable
Аннотация: If soil-like substrate (SLS) is to be used in human life support systems with a high degree of mass closure, the rate of its gas exchange as a compartment for mineralization of plant biomass should be understood. The purpose of this study was to compare variations in CO2 gas exchange of vegetable plant communities grown on the soil-like substrate using a number of plant age groups, which determined the so-called conveyor interval. Two experimental plant communities were grown as plant conveyors with different conveyor intervals. The first plant community consisted of conveyors with intervals of 7 days for carrot and beet and 14 days for chufa sedge. The conveyor intervals in the second plant community were 14 days for carrot and beet and 28 days for chufa sedge. This study showed that increasing the number of age groups in the conveyor and, thus, increasing the frequency of adding plant waste to the SLS, decreased the range of variations in CO2 concentration in the “plant–soil-like substrate” system. However, the resultant CO2 gas exchange was shifted towards CO2 release to the atmosphere of the plant community with short conveyor intervals. The duration of the conveyor interval did not significantly affect productivity and mineral composition of plants grown on the SLS. © 2017

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Держатели документа:
Institute of Biophysics SB RAS, Federal Research Center “Krasnoyarsk Science Center SB RAS”, Akademgorodok, Krasnoyarsk, Russian Federation

Доп.точки доступа:
Velichko, V. V.; Tikhomirov, A. A.; Ushakova, S. A.

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17.


   
    The effect of supplementation of the soil-like substrate with wheat straw mineralized to different degrees on wheat productivity in closed ecosystems / V. V. Velichko, A. A. Tikhomirov, S. A. Ushakova [et al.] // Life Sci. Space Res. - 2020. - Vol. 26. - P132-139, DOI 10.1016/j.lssr.2020.06.001 . - ISSN 2214-5524
Кл.слова (ненормированные):
Biological-technical human life support system -- Physicochemical mineralization of straw -- Soil-like substrate -- Wheat (Triticum aestivum L) -- hydrogen peroxide -- alternating current -- aqueous solution -- Article -- controlled study -- electric current -- evapotranspiration -- grain yield -- growing season -- harvest index -- irrigation (agriculture) -- macronutrient -- microclimate -- mineralization -- nitrogen concentration -- nutrient availability -- nutrient solution -- oxidation -- physical chemistry -- plant development -- plant growth -- priority journal -- sediment -- shoot -- soil like substrate -- soil treatment -- spikelet -- supernatant -- Triticum aestivum
Аннотация: Successful incorporation of soil-like substrate (SLS) into biotechnical life support systems is often complicated by the necessity to maintain the balance between flows of mineral elements taken up from the substrate by growing plants and mineral elements added to the SLS as components of mineralized plant inedible biomass. An imbalance between these two flows can be caused by the addition of recalcitrant plant waste such as wheat straw. The purpose of this study was to determine whether the availability of essential nutrients to be taken up by the roots of the wheat plants grown on the SLS could be enhanced by supplementing the SLS with the products derived from wheat straw subjected to different levels of physicochemical mineralization in the aqueous solution of hydrogen peroxide. Different degrees of straw mineralization were achieved by using different ratios of the aqueous solution of hydrogen peroxide to straw. The study showed that supplementation of the SLS with insufficiently oxidized products of physicochemical mineralization of straw resulted in a decrease in the grain yields. The inhibitory effect of the straw subjected to physicochemical oxidation increased with a decrease in the degree to which the straw had been oxidized. Only supplementation with the straw mineralized to the highest possible degree did not inhibit plant growth and development, and the crop yield in that treatment was higher than in the other treatments. © 2020

Scopus
Держатели документа:
Institute of Biophysics SB RAS, Federal Research Center “Krasnoyarsk Science Center SB RAS”, 50/50 Akademgorodok, Krasnoyarsk, 660036, Russian Federation

Доп.точки доступа:
Velichko, V. V.; Tikhomirov, A. A.; Ushakova, S. A.; Trifonov, S. V.; Gribovskaya, I. V.

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18.


   
    The effect of supplementation of the soil-like substrate with wheat straw mineralized to different degrees on wheat productivity in closed ecosystems / V. V. Velichko, A. A. Tikhomirov, S. A. Ushakova [et al.] // Life Sci. Space Res. - 2020. - Vol. 26. - P132-139, DOI 10.1016/j.lssr.2020.06.001. - Cited References:27 . - ISSN 2214-5524. - ISSN 2214-5532
РУБ Astronomy & Astrophysics + Biology + Multidisciplinary Sciences
Рубрики:
EXPERIMENTAL-MODEL
   ESTIMATED PORTION

   GROWTH

   EARTH

Кл.слова (ненормированные):
Soil-like substrate -- Physicochemical mineralization of straw -- Wheat -- (Triticum aestivum L) -- Biological-technical human life support system
Аннотация: Successful incorporation of soil-like substrate (SLS) into biotechnical life support systems is often complicated by the necessity to maintain the balance between flows of mineral elements taken up from the substrate by growing plants and mineral elements added to the SLS as components of mineralized plant inedible biomass. An imbalance between these two flows can be caused by the addition of recalcitrant plant waste such as wheat straw. The purpose of this study was to determine whether the availability of essential nutrients to be taken up by the roots of the wheat plants grown on the SLS could be enhanced by supplementing the SLS with the products derived from wheat straw subjected to different levels of physicochemical mineralization in the aqueous solution of hydrogen peroxide. Different degrees of straw mineralization were achieved by using different ratios of the aqueous solution of hydrogen peroxide to straw. The study showed that supplementation of the SLS with in-sufficiently oxidized products of physicochemical mineralization of straw resulted in a decrease in the grain yields. The inhibitory effect of the straw subjected to physicochemical oxidation increased with a decrease in the degree to which the straw had been oxidized. Only supplementation with the straw mineralized to the highest possible degree did not inhibit plant growth and development, and the crop yield in that treatment was higher than in the other treatments.

WOS
Держатели документа:
RAS, SB, Inst Biophys, Fed Res Ctr,Krasnoyarsk Sci Ctr, 50-50 Akad Gorodok, Krasnoyarsk 660036, Russia.

Доп.точки доступа:
Velichko, V. V.; Tikhomirov, A. A.; Ushakova, S. A.; Trifonov, S. V.; Gribovskaya, I. V.

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19.


   
    The effect of supplementation of the soil-like substrate with wheat straw mineralized to different degrees on wheat productivity in closed ecosystems / V. V. Velichko, A. A. Tikhomirov, S. A. Ushakova [et al.] // Life Sci. Space Res. - 2020. - Vol. 26. - P132-139, DOI 10.1016/j.lssr.2020.06.001. - Cited References:27 . - ISSN 2214-5524. - ISSN 2214-5532
РУБ Astronomy & Astrophysics + Biology + Multidisciplinary Sciences
Рубрики:
EXPERIMENTAL-MODEL
   ESTIMATED PORTION

   GROWTH

   EARTH

Кл.слова (ненормированные):
Soil-like substrate -- Physicochemical mineralization of straw -- Wheat -- (Triticum aestivum L) -- Biological-technical human life support system
Аннотация: Successful incorporation of soil-like substrate (SLS) into biotechnical life support systems is often complicated by the necessity to maintain the balance between flows of mineral elements taken up from the substrate by growing plants and mineral elements added to the SLS as components of mineralized plant inedible biomass. An imbalance between these two flows can be caused by the addition of recalcitrant plant waste such as wheat straw. The purpose of this study was to determine whether the availability of essential nutrients to be taken up by the roots of the wheat plants grown on the SLS could be enhanced by supplementing the SLS with the products derived from wheat straw subjected to different levels of physicochemical mineralization in the aqueous solution of hydrogen peroxide. Different degrees of straw mineralization were achieved by using different ratios of the aqueous solution of hydrogen peroxide to straw. The study showed that supplementation of the SLS with in-sufficiently oxidized products of physicochemical mineralization of straw resulted in a decrease in the grain yields. The inhibitory effect of the straw subjected to physicochemical oxidation increased with a decrease in the degree to which the straw had been oxidized. Only supplementation with the straw mineralized to the highest possible degree did not inhibit plant growth and development, and the crop yield in that treatment was higher than in the other treatments.

WOS
Держатели документа:
RAS, SB, Inst Biophys, Fed Res Ctr,Krasnoyarsk Sci Ctr, 50-50 Akad Gorodok, Krasnoyarsk 660036, Russia.

Доп.точки доступа:
Velichko, V. V.; Tikhomirov, A. A.; Ushakova, S. A.; Trifonov, S. V.; Gribovskaya, I. V.

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