合子后生殖分离是由杂种后代的无性繁殖而引起的。
Postzygotic reproductive isolation occurs by the inviability of the hybrid offspring.
在开始时每个入选无性系必须包括几个无性繁殖后代。
At the outset they must contain several ramets of every selected clone.
在开始时每个入选无性系必须包括几个无性繁殖后代。
At the outset they must contain several ramets of every selected clone.
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