feeding niche 中文意思是什麼
feeding niche
解釋
攝食小生境-
5 we analysis the feeding niche breadth of 7 species, the variables include feeding methods, height of feeding parts, level and vertical position of coronal layer, base matter that birds feed on, the species of trees that birds feed on
對7種烏類取食生態位的寬度進行了統計計算,包括取食方式、取食高度、冠層水平位置、冠層垂直位置、取食基質和取食樹種。 -
The feeding niche breadth does not change significantly among 7 species ( p > 0. 01 )
7種鳥類在取食生態位寬度上變化不顯著( p 0刀1 ) 。 -
By studying the birds composition, quantity, species diversity and evenness, consumer biomass of community ; feeding niche, gathering and encountering probability of birds, we illustrate the characteristics of mountainous secondary forests wintering birds community in temperate zone in northeast china, and the changing trends and the relation with environments of birds community for 12 years fore - and - aft
通過對群落內鳥類組成及數量、種的多樣性和均勻性及消費生物量、鳥類的取食生態位,鳥類的集群及種間相遇幾率等方面的研究,基本闡明了溫帶環境中我國北方山地次生闊葉林冬季鳥類群落結構的特點,以及12年前後其鳥類群落結構的變化趨勢、與環境變化的關系等。
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