题目内容
Relative abundance means counting all individuals of each species in a number of sample plots within a community and determining what percentage each contributes to the total number of individual of all species.
查看答案
搜索结果不匹配？点我反馈
更多问题
Species richness means number of species within the community.
Energy flow web means connections between species are quantified by the flux of energy between a resource and its consumer.
Functional web means influence on the growth rate of other species population.
Connectedness web emphasize feeding relationships among species, portrayed描绘as links in food web.
微信支付 
支付宝支付