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防治病虫害上要采用科学的防治措施,大力推广无公害防治技术,禁用高毒高残留农药,达到既有效控制病虫危害,又能使产品农药残留量不超标。在防治上采取“预防为主,综合防治”的措施,适时早防。一、农业防治。芦笋开始采收前分别于“立春”及“立秋”前晴天清除旧母茎,进行一次彻
Prevention and control of pests and diseases should adopt scientific prevention and control measures to promote pollution-free prevention and control technology to disable highly toxic and highly toxic pesticide residues, both to effectively control pests and diseases, but also make the product of pesticide residues does not exceed the standard. In the prevention and control to take “prevention first, comprehensive prevention and treatment of” measures, timely and early prevention. First, agricultural control. Asparagus before harvest, respectively, in the “beginning of spring” and “autumn” clear the old mother before sunny day, a thorough