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近段时间以来,外界温度降低,棚室通风减少,棚内湿度上升,病害发生增多,特别是细菌性病害高发,对此菜农朋友应结合天气变化及时调整农事操作,近期应以降低棚内湿度为主。具体说,可以从以下四个方面进行:合理通风。降湿通风是调节棚内温度和湿度的主要手段。秋季温度高时,通风量大,而当前
Recently, the outside temperature is reduced, shed ventilation to reduce shed humidity, disease increased, especially bacterial diseases, this dish should be friends with friends should be timely adjustment of agricultural operations, the recent should be to reduce shed humidity Mainly. Specifically speaking, the following four aspects can be taken: Reasonable ventilation. Dehumidification Ventilation is the primary means of regulating the temperature and humidity inside the shed. When the temperature in autumn is high, the amount of ventilation is large, at the moment