搜索结果: 1-3 共查到“农学 spatial pattern”相关记录3条 . 查询时间(0.093 秒)
Spatial pattern of relict beech (Fagus sylvatica L.) forests in the Sudetes of the Czech Republic and Poland
European beech horizontal structure protected areas natural forest crown plasticity
2016/8/2
Horizontal structure of forest stands largely affects the competitive relationships between tree individuals and plays a significant role in the stand dynamics. The present study describes horizontal ...
Factors controlling the regeneration process in unevenly aged silver fir forests: inferences from the spatial pattern of trees
Abies alba selection forest regeneration microhabitat
2015/3/3
The main objective of this study was to prove the relationship between the spatial pattern of trees and
distribution of advanced regeneration in structured Abies alba Mill. forests in the Western Ca...
TEMPORAL-SPATIAL PATTERN OF TRUE BUG ASSEMBLIES (HETEROPTERA: GERROMORPHA, NEPOMORPHA) IN LAKE BALATON
aquatic bugs semiaquatic bugs freshwater community pattern-analysis hydrobiology
2010/3/23
The present study was carried out at lake Balaton during 1999 and 2000, collecting Heteroptera species from 44 sampling sites. The different basins and the surrounding streams were compared based on t...