资源的合理使用是使产量最大化又不影响资源的持久利用自然种群增长�“s 型曲线假设种群的最大值k=200n表示种群数量水平根据下表 Template




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tomski资源的合理使用是使产量最大化又不影响资源的持久利用自然种群增长�“s 型曲线假设种群的最大值k=200n表示种群数量水平根据下表 coloring