蓼是一种常见植物,适生于稻田边或低湿地,菜田,果园也常见。它具有杀虫防病的作用。1、蓼茎叶1公斤,捣烂,加水5公斤,过滤得药液,每亩喷洒150公斤,对蚜虫、地老虎、茶毛虫、菜虫、叶跳虫、金花虫等均有效。2、将蓼的全株捣烂,施入田中,每亩用30—40公斤,能防治螟虫、稻飞虱、稻苞虫、卷叶虫, Polygonum is a common plant, suitable for paddy fields or low humidity, vegetable fields, orchards are also common. It has insecticidal and anti-disease effect. 1, Polygonum stems and leaves 1 kg, smashed, add water 5 kg, filtered liquid, spraying 150 kg per acre, aphids, tigers, tea caterpillars, cabbage insects, leaf spring insects, golden pests and so on are valid. 2, the whole plant smashed Polygonum, Shi Tian, ​​30-40 kg per mu, can control stem borers, planthoppers, rice insects, leaf roller worms,