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种群瓶颈
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种群瓶颈
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理学
种群瓶颈
释
population bottleneck
种群瓶颈
由于地震、洪水、火灾、疾病或干旱等环境事件或者种族灭绝等人类活动而导致种群大小锐减的现象。又称遗传瓶颈(genetic bottleneck)。
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