双效磷双效磷是一种新型的,高效、低毒、广谱性杀虫剂。其有效成份50％,具有胃毒、触杀和熏蒸作用。对水稻、果类、果树、蔬菜、桑树、棉花、甘蔗、茶叶等常发性害虫效果良好。可有效地防治稻螟、叶蝉、飞虱、粘虫,红蜘蛛、蚜虫类、稻苞虫、豆荚螟,豆潜 Two-effect phosphorus Two-effect phosphorus is a new, efficient, low toxicity, broad-spectrum insecticide. The active ingredient 50%, with stomach poisoning, contact and fumigation. Of rice, fruits, fruit trees, vegetables, mulberry, cotton, sugar cane, tea and other perennial good effect. Effective control of rice stem borer, leafhopper, planthopper, armyworm, spider mite, aphid, rice shellworm, soybean pod borer