论文部分内容阅读
以植物叶(藤) 为原料作杀虫剂,不但制作方法简单,杀虫效果好,而且对人畜安全无害,也不污染环境,特别适合于蔬菜生产,有兴趣的农民朋友不妨一试。 一、丝瓜叶。用丝瓜叶加少量水捣烂,去渣取原液,以7份原液与13份水混合,再加少量肥皂液混合均匀喷雾,对防治菜青虫、红蜘蛛、菜螟等害虫有90％以上的效果。 二、西红柿叶。用西红柿叶加少量水捣烂,去渣取原液。以3份原液加2份水搅拌均匀,再加少量肥皂液喷洒,对红蜘蛛的防治效果可达100％。 三、南瓜叶。用南瓜叶加少量水掏烂,去渣取原液,以2份原液加3份水混合,再加少量肥皂液搅拌均匀后喷雾,防治蚜虫效果可达到90％以上。 四、黄瓜藤。取黄瓜藤按2.5kg加水
Plant leaves (rattan) as the raw material for pesticides, not only the production method is simple, insecticidal effect is good, but also harmless to humans and animals, do not pollute the environment, especially suitable for vegetable production, interested farmers friends may wish to give it a try. First, loofah leaves. With loofah leaves plus a small amount of water smashed to the slag to take stock solution to 7 parts of the original liquid and 13 parts of water mixed with a small amount of soap mixed liquid spray evenly on the prevention Pieris rapae, spider mite, rice stem borer and other pests have more than 90% effect . Second, tomato leaves. Add a small amount of water with tomato leaves smashed to slag to take stock solution. Stir well with 3 parts of stock solution and 2 parts of water, then spray with a small amount of soap solution to prevent and cure spider mites. Third, pumpkin leaves. Use pumpkin leaves plus a small amount of water to dig rotten, to slag to take stock solution to 2 parts of the original solution plus 3 parts of water, add a small amount of soap liquid Stir spray after the control of aphids effect can reach 90%. Fourth, cucumber vine. Take cucumber vinegar by 2.5kg water