叶菜类蔬菜，除了芸苔属植物，4组。

Vegetables, leafy, except Brassica, group 4.

youdao

在芸苔属植物中，ALS基因以多基因家族的形式存在。

ALS gene was demonstrated to be multigene family among Brassica species.

youdao

芸苔属植物自交不亲和性受单一位点的复等位基因控制，此位点命名为S位点。

Self_incompatibility in Brassica is controlled by a single multiallelic locus (designated as S locus) that is responsible for pollen recognition on the stigma surface.

youdao