呋喃丹是一种氨基甲酸酯类杀虫剂,具有高效、高毒、低残留广谱性杀虫农药,不易燃烧,无腐蚀性,遇碱易分解。具有胃毒、触杀和内吸杀虫作用,残效期可达50天左右,能防治地下稻地上害虫,对作物有刺激生长的作用。一、使用呋喃丹的效果。根据各地几年试验结果,亩施3％的呋喃丹2.5—4公斤,蔗株受害率为1.28—16.29％,而不施药区受害株率为12.77 Carbofuran is a carbamate insecticide, with high efficiency, high toxicity, low residual broad-spectrum insecticidal pesticides, non-flammable, non-corrosive, alkali-prone decomposition. With stomach poisoning, touch and insecticide insecticidal effect, the residual effect of up to 50 days, can control underground pests in rice, the crop has a stimulating effect of growth. First, the effect of carbofuran. According to the results of several years of experiments, the rate of 3 to 3% carbofuran was 2.5 to 4 kg per mu and the rate of cane damage was 1.28 to 16.29%, while that of the non-applied area was 12.77