- Tytuł:
-
Analiza zagęszczenia samosiewów brzozy i sosny na gniazdach na podstawie modelu promieniowania słonecznego
Analysis of birch and pine seedling density in regeneration patches on the basis of solar radiation model - Autorzy:
-
Bolibok, L.
Andrzejczyk, T. - Powiązania:
- https://bibliotekanauki.pl/articles/1013442.pdf
- Data publikacji:
- 2008
- Wydawca:
- Polskie Towarzystwo Leśne
- Tematy:
-
samosiewy
hodowla lasu
czynniki srodowiska
naslonecznienie
lesnictwo
Betula
zageszczenie roslin
zmiennosc
Pinus sylvestris
brzoza
sosna zwyczajna
rebnie gniazdowe
odnowienia naturalne
gap
natural regeneration
scots pine
silver birch
solar radiation model
spatial variability - Opis:
- The spatial variability of the density of Scots pine and silver birch natural regeneration in gaps has different pattern in subsequent development stages. The pine seedling density was inversely proportional to the amount of solar radiation reaching the floor in artificial gap estimated by modeling (the highest density occurred in the southern, shaded part of the gap). The top soil layers drying−off that is a result of the insolation is thought to be the main factor limiting seed germination and early growth of both species, however pine response at this stage was greater. The highest birch undergrowth density was observed in the central part of gaps. It might be the result of relatively low root competition of old trees and a good light supply in this part of the gaps.
- Źródło:
-
Sylwan; 2008, 152, 02; 10-19
0039-7660 - Pojawia się w:
- Sylwan
- Dostawca treści:
- Biblioteka Nauki
Artykuł