Each unit covers a minimum area of 600 ha with a minimum yield target of 9 t / ha 每个生产区组最小面积不低于600公顷，最低的产量目标为每公顷9吨。
2.
This evidence suggests that by following the government recommendations a minimum yield target of 9 t / ha rough rice is possible 事实表明，只要按政府推荐的管理措施进行种植，可以达到9吨/公顷的产量目标。
