在大白菜生产过程中,由于底肥施用量少,苗期遇雨季,延误追肥时期,往往会出现营养供应不足,发生脱肥而影响产量。解决大白菜中后期脱肥的最佳措施,应用雷力2000功能型复合液肥进行叶面喷施,会使大白菜叶色转绿、无黄边、黄叶,而且抱心紧实,提高 In the production process of Chinese cabbage, due to the low amount of base fertilizer, seedling rainy season, delayed fertilizer, tend to have insufficient supply of nutrients, the occurrence of fattening affect the yield. Cabbage to solve the best late-out of the best measures, the application of 2000 Lilith functional compound liquid fertilizer for foliar spraying, will turn the green leaves of Chinese cabbage, no yellow, yellow leaves, but also the heart firmer,