In BC1 progenies,CMS lines were produced. They were similar to ornamental kales in shape and color of leaves, and their anthers began to abort at the stage of two-nuclear pollen.

• 所得BC_1代为过渡性羽衣甘蓝胞质雄性不育系，其叶形叶色和父本羽衣甘蓝相似，花粉孢原细胞时期或单核期败育。