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一、杀菌剂1.多菌灵:又名棉萎灵、苯骈咪唑44号,为高效低毒广谱残效期长的内吸杀菌剂,能有效地防治多种作物病害。可用于防治禾谷类黑穗病,用种子重量0.2-0.5%进行拌种。防治棉花苗期病害,用种子重量0.5-1%拌种,或50%可湿性粉250倍液浸种24小时。防治瓜类病害,10%可湿性粉7—8斤/亩土壤处理,或50%可湿性粉500—600倍液喷雾,及500倍液灌根,能有效地防治白粉病。用50%可湿性粉500倍液根2—3次灌,可防治黄瓜枯萎病。
First, fungicides 1. Carbendazim: also known as cotton wiling, benzimidazole No. 44, is a wide range of efficient and low toxicity broad-spectrum residual fungicide, can effectively control a variety of crop diseases. Can be used to control cereal smut, seed weight 0.2-0.5% for seed dressing. Prevention and treatment of cotton seedling disease, seed weight 0.5-1% seed dressing, or 50% WP 250 times soaking 24 hours. Prevention and control of melon diseases, 10% wettable powder 7-8 kg / acre soil treatment, or 50% wettable powder 500-600 times spray, and 500 times liquid irrigation, can effectively control powdery mildew. With 50% wettable powder 500 times root 2-3 times irrigation, can prevent cucumber blight.