نتایج جستجو برای: understorey
تعداد نتایج: 750 فیلتر نتایج به سال:
Habitat fragmentation threatens the maintenance of genetic diversity of affected populations. Assessment of the risks associated with habitat fragmentation is a big challenge as the change in population genetic diversity is a dynamic process, often acting over long time periods and depending on various characteristics pertaining to both species (life history traits) and their populations (extri...
The conversion of coniferous tree plantations towards natural self-regenerating forests is one the targets forestry in Europe and particularly desirable national parks. aim this study was to evaluate effectiveness different approaches (conducted once) on forest development man-made spruce plantations. We studied effects three distinct management options (partial-cutting [PC], clear-cutting with...
forest fragmentation results in a loss of forest interior and an increase in edge habitat. we studied how understorey bird community composition and habitat variables changed along an edge-to-interior gradient in a 1248-ha lowland rainforest patch in peninsular malaysia. birds and environmental variables such as vegetation structure and litter depth were detected within a 25-m radius of each of...
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