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试验研究和生产实践证明,洗衣粉不仅对多种农林害虫具有直接杀灭作用,而且经济方便,对人、畜无害,不污染环境,是一项值得推广的植保新技术。1.作用原理洗衣粉防治害虫的作用原理:一是洗衣粉中的烷基苯磺酸钠对某些害虫具有致毒作用,通过呼吸道进入虫体后可使害虫中毒死亡;二是洗衣粉溶液具有湿润、展布性,与虫体接触后会在其表面迅速形成一层不透气的薄膜而使害虫窒息死
Experimental research and production practice have proved that washing powder not only has a direct killing effect on a variety of agricultural and forestry pests, but also is economical and convenient, has no harm to people and animals, does not pollute the environment, and is a new plant protection technology worth promoting. 1. The principle of action The principle of detergent to prevent pests: First, sodium alkyl benzene sulfonate detergent poisoning of certain pests, through the respiratory tract into the worms poisoning pests can kill; the second is the detergent solution Moist, spreading, contact with parasites will quickly form a layer of impermeable film on the surface of the pest suffocation