下列关于种群密度调查的叙述合理的是 a宜选择蔓生或丛生的单子叶植物作为抽样调查的对象b对于蚯蚓跳蝻等动物宜采用标志重捕法调查种群 Template




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tomski下列关于种群密度调查的叙述合理的是 a宜选择蔓生或丛生的单子叶植物作为抽样调查的对象b对于蚯蚓跳蝻等动物宜采用标志重捕法调查种群 coloring