今年锦县石山果树队进行田间药剂防治早期落叶病试验,通过对210株树喷布800倍乙基托布津(分别于6月20日、7月10日喷布)初步看出,其对苹果树早期落叶病有良好防治效果。另同期喷布1000倍的乙基托布津和250倍的倍量式波尔多液也有较好的效果。但用乙基托布津省工,同时,操作简单,无药害,特别是能与任何有机磷农药混合使用,可以同时 This year, the Rock County Jin County team for the field of pesticide prevention and treatment of early deciduous disease test, by spraying 210 times the tree Ethyl Topaz 800 times (respectively on June 20, July 10 spray cloth) initially found that its apple Early deciduous trees have good control effect. In the same period the same time spraying 1000 times the ethyl thiophanate and 250 times the amount of Bordeaux also have better results. However, with ethyl thiophanate workers, at the same time, simple, non-hazardous, in particular, can be mixed with any organophosphorus pesticide can be used simultaneously