花椰菜在大田生产中,时常发生长毛、早花、散花、红花、紫花和青花等现象,对产量和质量都有不良影响。马巷地区菜农生产鲜花椰菜的种子一般是经株选繁育的,但长毛等现象也时有发生,一般长毛率在0.5%以下。而同一品种在外地栽培生毛率在0.5%以上。说明长毛现象的产生同种子质量有很大关系。 Cauliflower in the field of production, often hairy, early flowering, scattered flowers, safflower, purple and blue flowers and other phenomena on the yield and quality have a negative impact. Ma Lane area vegetable farmers produce fresh broccoli seeds are generally selected breeding, but hairy and other phenomena also occur from time to time, the general rate of less than 0.5% gross hair. The same species in the field cultivation of hair growth rate above 0.5%. Explain the long hair phenomenon has a great relationship with the seed quality.