垄上栽培圆葱垄间套种早甘蓝下茬复种秋白菜本裁培模式可科学地利用作物的空间差和生育期的时间差 ,在垄上栽培圆葱、垄间套种早甘蓝、下茬复种秋白菜 ,一地可三收 ,６６７米２效益能达万元。品种选择同科１号紫皮圆葱 ,外皮紫色喜肥水 ,葱头呈扁圆形 ,单球重２３０～４００克 Ridge on ridge Ridge intercropping intercropping cabbage early cabbage under the next crop of multiple autumn cabbage The cropping model can be scientifically using crop space and poor growth period of time on the ridge cultivated onion, ridge interplanting early cabbage, next crop multiple autumn Cabbage, one can be three income, 667 meters 2 benefits can reach ten thousand yuan. Variety selection with the No. 1 purple onion, the skin purple like fertilizer, onion was oblate, single ball weight 230 ~ 400 grams