如图所示为在理想状态下和自然环境中某生物的种群数量变化曲线.下列对阴影部分的解释正确的是 �环境中影响种群增长的阻力�环境中允许种群增长的 Template




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tomski如图所示为在理想状态下和自然环境中某生物的种群数量变化曲线.下列对阴影部分的解释正确的是 �环境中影响种群增长的阻力�环境中允许种群增长的 coloring