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甘蓝型油菜胞核雄性不育材料117A是不同于显性胞核雄性不育材料的一种新的不育类型。它的不育性是受两对具有相同作用的重叠性基因控制。此种材料恢复源广,转育新的不育系也较容易。
Brassica napus male sterile material 117A is a new type of sterility different from the dominant male sterile material. Its sterility is controlled by two pairs of overlapping genes with the same effect. Such a wide range of sources of recovery, the new sterile CMS is also easier.