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大白菜是农民秋季蔬菜生产主要蔬菜品种,也是生产面积最大的蔬菜品种,其产量的好坏高低直接影响了冬季蔬菜市场供应。因此确保大白菜丰产丰收意义重大。目前,秋季大白菜生产即将进入生长莲座期和结球期,这两个时期是大白菜生长的关键期,也是产量形成的重要时期,管理上要促控结合实现高产,病虫防治上要科学用药确保产品质量安全。具体管理技术要点如下:一、栽培管理大白菜莲座期,生长速度和生长量都很快,
Chinese cabbage is the main vegetable variety produced by farmer in autumn vegetable production, and also the vegetable variety with the largest production area. The output of the Chinese cabbage directly affects the winter vegetable market supply. Therefore, to ensure that the bumper harvest of great significance. At present, autumn cabbage production is about to enter the stage of rosette and node growth. These two periods are the key period for the growth of Chinese cabbage. It is also an important period for the formation of production. It is imperative to promote the combination of high yield and pest control in science Medication to ensure product quality and safety. Specific management techniques are as follows: First, the cultivation and management of Chinese cabbage rosette period, the growth rate and growth are fast,