早春栽培甘蓝常常发生先期抽薹现象,给生产带来重大损失。必须注意加以防止。究其原因,主要与品种、播期、幼苗大小、育苗期间温度及定植早晚等因素有关,鉴于此,我们可以采取以下措施预防: 一、选择合适品种 不同甘蓝品种冬性强弱不同,抽 Early spring cabbage often occurs early bolting phenomenon, to produce a significant loss. Care must be taken to prevent it. The reason is mainly related to the factors such as variety, sowing date, seedling size, temperature during planting and the time of colonization. In view of this, we can take the following measures to prevent: First, choose the appropriate varieties of different cabbage varieties of different winter, pumping