近年来,由于病和虫的危害,蔬菜每年平均减产15%,严重的年份会减产二成、三成,甚至五成以上。不少菜农因缺乏科学治理技术,“三天一遍粉,五天一遍液”地滥用剧毒、高残留农药,不仅增加了生产投资,还导至蔬菜产品残毒严重超标,成了被缴、被罚款的亏“本”贴“息”产品。尤其严重的是一些误入市场的超标蔬菜使人误食中毒,损害了人们的健康,甚至夺走了人的生命。为了帮助广大菜农掌握科学防治技术,生产出安全无害的“放心菜”、“增收菜”,本刊连载农业专家潘胜屏撰写的蔬菜病、虫无害化治理系列实用技术。 In recent years, vegetables have been cut by 15% on average each year due to diseases and insect pests. In severe years, vegetables will be cut by 20%, 30% or even 50%. Many vegetable farmers because of the lack of scientific management techniques, “three days over and powder, five days over the liquid” abuse of highly toxic, high residual pesticides, not only increased investment in production, but also lead to serious serious residuals of vegetable products, has been turned over, was A penalty of “Ben” paste “interest” products. Particularly serious is that some of the vegetables that have entered the market and exceed the standard make people poisoning food poisoning, harming people’s health and even taking away human lives. In order to help the majority of vegetable farmers master the science and technology of prevention and control, to produce a safe and sound “Relief cuisine” and “Increasing harvest vegetables”, we published a series of practical techniques for vegetable diseases and pests innocuous treatment written by agricultural expert Pan Shengping.