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.
遗传进化树分析表明，萝卜分离物wrs2在MB类群中单独构成一个分支，可能是MR类群和MB类群发生重组的后代。
Phylogenetic analysis indicated that a radish isolate WRS2 formed a single branch in MB group, possibly WRS2 was the offspring of a recombination between MR and MB groups.
该重组体在大豆根上能结瘤，并且从根瘤中分离出的后代品系对盐、抗生素和毒素仍保持同样高的抗性。
The strains isolated from nodules of the recombinant grown on soybean root main-tain the same high tolerance to salt, antibiotics and toxin.
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