早熟五号大白菜，在浙江省的温州等地几乎周年均可种植，也是本地调节、补充7～8月份秋淡蔬菜的主要品种。温州每年7～8月，由于受到高温和台风暴雨等因素的影响，往往会出现生长迟缓，植株易老化，软腐病为害较重，对产量的影响较大。为克服上述现象，促进生长，提高其产量和 Early on the 5th Chinese cabbage, Wenzhou and other places in Zhejiang Province can be planted almost the anniversary, but also the local regulation, to add the autumn and winter of July and August, the main varieties of vegetables. From July to August of each year in Wenzhou, growth retardation, plant aging, heavier damage of soft rot are more likely to occur due to the impact of high temperature and typhoon torrential rain and so on. To overcome the above-mentioned phenomena, promote growth, increase their production and