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辣椒的落叶、落花和落果在生产上被称作“三落”现象。形成原因是由不良的外界环境和病害因素引起的。防治方法：对于因不良外界环境条件引起的“三落”，通常采用下列方法预防：针对大棚内高温高湿的不利环境，在辣椒定植缓苗后，加强通风，降低棚内湿度，保持棚内温度白天为2
Pepper leaves, flowers and fruit drop in the production is called “three falling” phenomenon. The formation of the reason is caused by the adverse external environment and disease factors. Prevention and treatment methods: Due to adverse environmental conditions caused by the “three down”, usually the following methods to prevent: against the greenhouse environment of high temperature and humidity, pepper planting Huanmiao, to enhance ventilation and reduce the greenhouse humidity, to keep shed The temperature is 2 during the day