辣椒的落叶、落花和落果在生产上被称作“三落”现象。“三落”严重影响辣椒的产量和质量,成为大棚辣椒生产中亟待解决的问题。形成原因:试验表明,辣椒“三落”是由不良的外界环境条件和病害两大因素引起的。大棚内温度高、湿度大,辣椒散 Pepper’s leaves, flowers and deciduous fruit are called “three falling” phenomena in production. “Three fall ” seriously affect the yield and quality of pepper, become a problem to be solved in the production of greenhouse pepper. The formation of reasons: the test showed that pepper “three fall ” is caused by bad external environmental conditions and disease two major factors. High temperature in the greenhouse, humidity, chili scattered