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敌百虫加草木灰草木灰是一种优质农家肥,并兼有防治作物病虫害的作用。每亩用过筛干草木灰50公斤,与2.5%敌百虫粉2公斤混合均匀后,防治棉花伏蚜的效果高达98%,间隔7天再防治1次,可控制伏蚜危害,比单用农药能省药50%。因敌百虫对高粱、玉米、大豆等作物敏感,易发生药害,这类作物上不要使用。乐果加食醋食醋营养丰富,所含的有机酸,对一些病毒、病菌、刺吸类害虫有较好的杀灭作用。其所含的糖类、氨基酸等,是作物所需的营养成分,有一定增产作用。因食醋能软化害虫体壁,增强药液渗透力,所
Trichlorfon plus grass wood ash grass wood ash is a high-quality farm fat, and both crop pests and diseases control role. 50 kg per mu of sieved hay ash, mixed with 2.5 kg of trichlorfon powder 2 kg, the effect of preventing and curing cotton aphid is as high as 98%, 7 days apart and then 1 time of prevention and control, so as to control the harm of the aphid than the single Pesticide can save 50%. Due to trichlorfon on sorghum, corn, soybeans and other crops sensitive to phytotoxicity, do not use these crops. Dimethoate vinegar vinegar is rich in nutrients, organic acids contained, for some viruses, germs, sucking insects have better killing effect. The contained carbohydrates, amino acids, etc., are nutrients required for crops, a certain increase in yield. Vinegar can soften pest body wall, enhance liquid penetration