优质大葱高产栽培技术社旗县农技中心李性勤朱兴魁王金保社旗县代营大葱种植历史悠久，大葱已发展到４０００亩，亩产大葱３５００—４０００公斤，亩收益３０００—５０００元，经济效益非常可观。其高产栽培技术要点如下：一、育苗１育苗地的选择：应选择土层深厚，沙... High-quality green onion cultivation techniques Social County Agricultural Technology Center Li Xingqin Zhu Xingkui Wang Jinbao County flag camp on behalf of a long history of planting green onions has been developed to 4,000 acres, 3500-4000 kilograms per mu of green onions, acres of income 3000-5000 yuan, very economic benefits considerable. The high yield cultivation techniques are as follows: First, the nursery 1 seedling selection: should choose the deep soil, sand ...