三环一号大葱是科研人员从一农家品种中多年选育而成，可当年育苗，当年栽植，当年收获。其品质上乘，辣味中等；株高1．55rs左右，葱白长65-70cm，直径3．5-4cm；单株重0．5～0．skg。最重可达1．6kg，干葱率609vXde，平均667m2产4000蛇，如水肥条件良好，每667m2产量可达6000 Tricolor No.1 scallion is a scientific researcher who has been bred from many peasants in a variety of farmhouses for years. Its high quality, spicy medium; height 1.55rs or so, blue and white length 65-70cm, diameter 3.5-4cm; single weight 0.5 ~ 0. skg. The most up to 1.6kg, dry onion rate 609vXde, an average of 667m2 produce 4000 snakes, such as good water and fertilizer conditions, the yield per 667m2 up to 6000