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1 青霉素钾防治黄瓜细菌性角斑病 在发病初期,用40万单位的青霉素钾,加水成25～50毫克/千克液喷雾,施药1次,就可达到95％以上的效果,以后基本不复发。2 辣椒水防治蚜虫 每千克水加辣椒丝(或辣椒面)50克,锅内煮沸10分钟,冷却过滤可喷。时间一般在上午10点～下
1 penicillin potassium control cucumber bacterial angular disease in the early stages of the disease, with 400000 units of penicillin potassium, add water into the 25 ~ 50 mg / kg liquid spray, spraying 1, you can achieve more than 95% of the effect, after the basic relapse. 2 pepper water control aphids per kilogram of water add pepper wire (or pepper noodles) 50 grams, the pot boiled for 10 minutes, the cooling filter can be sprayed. Time is generally 10 am ~ next