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(一)垂柳叶:取垂柳叶捣烂,加水3倍浸泡1天或煮半小时,过滤喷洒,可防治菜青虫、蚜虫、螟虫等;5倍水浸液,可抑制小麦锈病。(二)蓖麻叶:高效农药。将干蓖麻叶碾成细粉,拌入土杂肥撒施到地里,可以防治蛴螬、蝼蛄和地老虎等地下害虫的危害。按1公斤蓖麻叶粉加水16—20公斤浸泡,取液灌注,可防治葱、韭菜、大菜、萝卜、白菜的地蛆、菜青虫、食叶蛾等。也可将蓖麻叶干粉制成浸出液,撒到厕所、猪圈、粪坑等
(A) weeping willow leaves: taking weeping willow leaves smashed, add water 3 times soak for 1 day or cook half an hour, filtered and sprayed, can prevent cabbage worm, aphids, stem borers, etc .; 5 times the aqueous extract, wheat rust can be inhibited. (B) castor leaves: efficient pesticides. The dry castor leaves crushed into fine powder, mixed with soil mixed fertilizer sprinkled into the ground, you can control cats, cats, and tigers and other underground pests hazards. By 1 kg castor leaf powder water 16-20 kg soaking, liquid infusion, can prevent onions, leeks, vegetables, radishes, cabbage to the maggots, cabbage caterpillars, leaf moths and so on. Castor leaf powder can also be made of leachate, sprinkle to the toilet, pigsty, pit and so on