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S92

    Estimation of volume, total and projected area of Scots pine needles from their regression on length
[Text] : научное издание / J.G.K. Flower-Ellis, L. Olsson. - Uppsala : The Swedish University of Agricultural Sciences, College of Forestry, 1993. - 19 p. : рис., табл. - (Studia Forestalia Suecica, ISSN 0039-3150 ; № 190). - eng. - Библиогр.: с. 17-19. - ISBN 91-576-4779-8 : 340.00 р.
УДК

Кл.слова (ненормированные):
Pinus sylvestris -- needles -- fertilizer

Аннотация: The study had three aims: 1. Todescribe a procedure for measuring basic needles dimensions on transverse sections, and to assess sources of error associated with it. 2. To discover to what extent the application of mineral nutrients affects the basic dimensions of Scots pine needles. 3. To establish relationships between a radily measured character, such as needle length, and the volume, total and projected area of individual needles.


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Olsson, L.
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