Probably density - independent factors are more important at the edge of the range of a species.

可能,在某物种的分布区的边缘,非密度制约因素最为重要.

辞典例句

Population size may also be reduced by density independent factors a category that includes natural catastrophes.

群体规模也可因为密度无关因子而降低,包括自然灾难.

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