甘兰,群众习惯叫包菜、洋白菜.是我国北方普遍栽培的主要蔬菜品种之一,由于它对气候条件有较强的适应能力,故一年四季均能栽培.我市郊区每年种植春包菜千亩以上,常因发生未熟抽苔现象而影响产量和上市质量.通过调查分析,初步找出了春包菜抽苔原因及其解决途径.一、春包菜抽苔原因1、品种不同,抽苔率不同.经过1977-1981年的调查,迎春、金早生、金母84等早熟品种抽苔率较高,抽苔率 Cabbage, the people used to call cabbage, cabbage. It is one of the major varieties of vegetables commonly cultivated in northern China, because of its strong adaptability to climatic conditions, it can be cultivated throughout the year. More than a mu of vegetables, often due to the phenomenon of immature bolting affect the yield and quality of the market.Through investigation and analysis, initially found the spring cabbage bolting reason and its solution.A, spring cabbage bolting reasons 1, different varieties , Mulching rate is different.After 1977-1981 survey, Yingchun, golden early life, golden mother 84 and other early varieties of high rate of moss, moss rate