温室、大棚中的新农药──克菌灵烟雾剂目前在我国北方的温室、大棚中，病害的种类很多，危害程度也不一样。其中温、湿度是影响病害发生、发展的重要原因。在阴雨连绵期，温度过低，湿度过大都能促使发病，促进病害的发展。这时用药，最好能够使用烟雾剂，它不会增大湿度... New pesticides in greenhouses and greenhouses───────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────── Among them, temperature and humidity are the important reasons that affect the occurrence and development of diseases. In the rainy period, the temperature is too low, excessive humidity can promote the disease, promote disease development. At this time medication, it is best to use aerosols, it will not increase the humidity ...