有计划的引进和推广名优水稻品种，合理布局，提高优质水稻比例。

Breed and extend excellent rice varieties premeditated and arrange logical layout, increase the rate of high quality rice variety.

youdao

有计划的引进和推广名优水稻品种，合理布局，提高优质水稻比例。

Breed and extend excellent rice varieties premeditated and arrange logical layout, increase the rate of high quality rice variety.

youdao