... population characteristics 人口特征 population characteristics 种群特性 aeolian 风成的 ...
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其群落的植物种类组成和种群特性，随着土壤水、盐状况的改变而有较明显的差异。
In saline meadows. the floristic composition and the population character of A. sparsifolia varies with the changes in soil water and salt conditions.
地理上的隔离是隔离种群所必需的条件，且地理隔离的性质完全取决于生物体的生物学特性及其分散的可能性。
The nature of the geographic separation necessary to isolate populations depends entirely on the biology of the organism and its potential for dispersal.
如果是有利的，这种灵活性可以被传递给后代，这样就可以导致种群中新特性的进化。
If beneficial, this flexibility could be passed on to offspring and so can lead to the evolution of new features in a species.
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