孢子生殖
it undertook spore reproduction in external environment.
在外界环境中进行孢子生殖;
In general, they are classified according to morphology, methods of reproduction, and modes of spore production.
总体来说, 它们是依据形态学, 生殖方式, 孢子产生的模式来分类.
Influence of environmental factors on the spore reproduction of Matteuccia struthiopteris
环境条件对荚果蕨孢子繁殖的影响
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