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S70

    Sosna zwyczajna (Pinus silvestris L.)
[Текст] : сборник научных трудов / Redaktor: Stefan Bialobok ; Zaklad Dendrologii i arboretumkornickie Polskiej Akademii Nauk. - Warszawa ; Poznan : Panstwowe Wydawnictwo Naukowe, 1970. - 359 с. : табл., фото. - (Nasze Drewa Lesne : monografie popularnonaukowe / Redaktor: Stefan Bialobok ; 1). - 0.72 р.
Библиогр: at the end of the papers
УДК

Кл.слова (ненормированные):
Sosna (Pinus silvestris L.) -- Holocenu -- Systematika

Аннотация: The author discusses the role of protection of individual pine trees that are natural monuments and of the conservation of various types of forest communities with pine as an important component. A list of the individuals protected by the law is presented. Special note was made in the list of trees that are very thick, with a girth of 300-400 cm, that have a collor type of bark peeling, and those that were used as bee-hives. These latter ones are remnants of the intensive apiculture that characterized the early historical period. In the paper the value of forest reserves, seed stands and plus trees is stressed for the conservation of the gene pool within the natural populations of forest trees. In tables and figures the distribution of forest reserves, seed stands and plus trees in Poland is presented.

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