十种土农药制作方法利用本地资源制作上农药，成本低，无污染无公害，既防治病虫又增加肥效，很值得推广，现将制作方法介绍如下：１．蓖麻叶：将干蓖麻叶碾成细粉，按１：１００的比例拌入土杂肥撒施到地里．可防治蛴螨、蝼蛄和地老虎等害虫；１公斤蓖麻叶粉加水１６至２... Ten kinds of pesticides production methods Use of local resources on the production of pesticides, low cost, pollution-free and pollution-free, both pest control and increase fertilizer efficiency, it is worth promoting, the production methods are introduced as follows: 1. Castor leaves: the dry castor leaves grind into a fine powder, according to the ratio of 1: 100 mix Tuomo fertilizer sprinkled into the ground. Can control scabies mites, catfish and land tigers and other pests; 1 kg castor leaf powder water 16 to 2 ...