蔬菜种植中，一方面大力推广蔬菜良种繁育和提纯复壮，使当家品种蔬菜良种覆盖率达到90%以上；

Vegetable cultivation, on the one hand to promote vegetable seed breeding and purification rejuvenation, so varieties of vegetable seed headed more than 90% coverage;

youdao

蔬菜种植中，一方面大力推广蔬菜良种繁育和提纯复壮，使当家品种蔬菜良种覆盖率达到90%以上；

Vegetable cultivation, on the one hand to promote vegetable seed breeding and purification rejuvenation, so varieties of vegetable seed headed more than 90% coverage;

youdao