搜索结果: 1-4 共查到“农学 Community Structure”相关记录4条 . 查询时间(0.078 秒)
Differential diameter-size effects of forest management on tree species richness and community structure: implications for conservation
Differential diameter-size effects tree species richness
2015/11/13
In this paper we tested the hypothesis that logging effects in the adult tree
community reverberate upon the regeneration contingent. We examined the differences on
the tree community between forest...
Fish community structure of the middle course of the Bečva River
weirs fish species Beč va river Czech Republic
2015/6/5
Fish communities of the Bečva River were studied in summer and autumn 2000 and 2001. Electric fishing gear (Honda EX 1000, DC 230 V, 0.75–0.9 kW) was used for sampling. Four sampling sites (Grymo...
Genetic basis of pathogen community structure for foundation tree species in a common garden and in the wild
common garden and wild contrasts community genetics cottonwoods, density effects
2015/11/13
Genetic variation within and among foundation plant species is known to affect arthropod, plant and soil
microbial communities. We hypothesized that the same would be expected for pathogen communitie...
Community Structure, Diversity, Biomass and Net Production in a Rehabilitated Subtropical Forest in North India
Diversity Community Structure Concentration of Dominance Biomass Production Litter Fine Root
2013/3/4
Gangetic alluvial plain in north India constitutes significant proportions of barren sodic lands. A representative site, where afforestation was carried out during 1960s to rehabilitate the site under...