去年,我们利用敌敌畏硫磺混合烟剂防治甘蔗生长中后期绵蚜虫,效果达95%以上,现简介如下供参考。一、混合烟剂制作方法混合烟剂的原料是硫磺、硝酸铵、木糠、敌敌畏,混合的比例依次为4:4:2.5:2。它的制作程序如下。1.煮硝酸铵将硝酸铵碎块倒入铁锅 Last year, we used the mixture of sulfur dichloride and dichlorvos to prevent and cure the cotton aphids in the middle and late stages of sugar cane. The result is as follows: 95% above. First, the mixed production methods Tobacco smoke mixture of raw materials are sulfur, ammonium nitrate, wood bran, dichlorvos, mixing ratio of 4: 4: 2.5: 2. Its production process is as follows. 1. Ammonium nitrate to cook the pieces of ammonium nitrate into the wok