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根据全国30多个省、自治区、直辖市植保站的预测结果汇总及5年来的数据分析,杀虫杀螨剂需求量从1995年占农药总量的62.85%。到2000年占农药总量的55.90%,减少了6.68%,杀虫杀螨剂需求量逐年减少的原因有三:一是国家对高毒、高残留农药和菊酯类农药的使用加强了管理,逐步淘汰甲胺磷、对硫磷、久效磷、甲基对硫磷四个大宗品种;二是农产品市场不景气,农民种粮积极性不高;三是棉花种植面积缩减,抗虫棉面积增加,棉铃虫在大部分棉区
According to the forecast results of plant protection stations in more than 30 provinces, autonomous regions, and municipalities directly under the Central Government and data analysis over the past five years, the demand for insecticide acaricides accounted for 62.85% of the total amount of pesticides in 1995. By the year 2000, it accounted for 55.90% of total pesticides, a decrease of 6.68%, and there were three reasons for the reduction in the demand for insecticide acaricides year by year: First, the state has strengthened the management of the use of highly toxic, high-residual pesticides and pyrethroid pesticides. Phase-out of four major varieties of methamidophos, parathion, monocrotophos, and methyl parathion; the second is the sluggish market for agricultural products, and the enthusiasm of farmers for growing grain is not high; Third, the cotton planting area is reduced, and the area of insect-resistant cotton is increased. , cotton bollworm in most cotton areas