18.根据有关知识回答下列问题 1在进行插条繁殖时如果在枝条上保留一些正在生长的芽或幼叶扦插枝条就容易生根这是因为 2如下 Template




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tomski18.根据有关知识回答下列问题 1在进行插条繁殖时如果在枝条上保留一些正在生长的芽或幼叶扦插枝条就容易生根这是因为 2如下 coloring