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opportunistic species;pioneer species
机会种
群落开始建立时期的生物种。是最早进入一个新的生态区并有能力在那里定居、繁殖和发展的生物种,为其他生物的迁入创造条件,因此又称先驱种或先锋种。
Biology
opportunistic species
机会种
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