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一、农业防治(1)合理轮作。根据香葱繁殖方式合理安排生产,可水旱轮作,也可与非同科作物轮作,尽可能避免连作。(2)间作套种。间作套种不同科作物,如香葱与胡萝卜间作套种,可相互促进生长。(3)土壤消毒。香葱连作田,每亩应洒石灰100公斤灭菌,翻耕2～3遍,充分翻晒,以降酸、杀菌和消灭部分地下害虫,尽量压低病虫基数。
First, agricultural control (1) reasonable rotation. According to the chives reproduction reasonable arrangements for production, can be drought and drought rotation, but also with non-crop rotation, as far as possible to avoid cropping. (2) intercropping. Intercropping intercropping different branches of crops, such as intercropping chives and carrots, can promote each other growth. (3) soil disinfection. Chives even cropland, should be sprinkled lime 100 kg per acre sterilization, tilling 2 to 3 times, full of drying, to reduce acid, bactericidal and eliminate some underground pests, as much as possible to reduce pest base.