Сводный каталог книг

[Text] = Treatment of broad-leaved trees with hebicides : научное издание / U. Barring. - Stockholm : Skogshogskolan, 1965. - 65 с. : рис., табл. - (Studia Forestalia Suecica, ISSN 0039-3150 ; № 25). - swe. - Библиогр. в конце глав. - 0.50 р.

УДК

06

Аннотация: The paper deals with a doctoral thesis of silviculture, presented in 1963 and is a summary of the author's work with the use of herbicides on unwated hardwood vegetation. A review of the subject is given, in which among other things older methods of applicating herbicides are described. The author shows their use by his own results and by results from investigations in other countries.

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[Text] = Stump infection by Heterobasidion annosum and its control in stands at the first thinning stage : научное издание / K. Lipponen. - Helsinki : Metsantutkimuslaitos, 1991. - 12 с. : рис., табл. - (Folia Forestalia ; № 770). - fin. - Библиогр.: с. 9-11. - ISSN 0015-5543. - ISBN 951-40-1152-X : 3.00 р.

УДК

06

Аннотация: Air-borne infection by H. annosum and its control during first thinning were examined in two Scots pine stands and one Norway spruce stand southern Finland. Water suspensions of Phlebiopsis gigantea (two strains) and 20% urea solution were used. The substances were spread on the surface of the stumps during felling using a stump-spraying device fitted to a chain-saw. A total of 501 pine and 278 spruce stumps were investigated.

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