早熟春甘蓝发生“未熟抽薹”的原因及其防止措施内蒙古农科院蔬菜所李银换春甘蓝作为我区淡季蔬菜供应的主要品种，因其经济效益好，近郊菜农广泛种植。然而，部分菜农为了获得更大的经济效益，争取提早一些上市，却违反客观规律，超前播种，大苗定植，使春甘蓝发生“未熟... Early maturing spring cabbage “immature bolting” causes and preventive measures Inner Mongolia Academy of Agricultural Sciences Li Yin for spring cabbage as the main supply of off-season vegetables in our region, because of its economic efficiency, widespread planting of farmers in the suburbs. However, some farmers in order to obtain greater economic benefits, strive for some listed earlier, but in violation of objective laws, advanced sowing, seedling planting, so that the occurrence of spring cabbage "unripe ...