一、认真贯彻“以预防为主,综合防治”的方针在毛主席无产阶级革命路线指引下,我省植物保护工作取得了较大的成绩,对确保农业连年丰收起了很大作用。但是,近年来,由于我省耕作制度的改革,栽培技术的不断提高以及不合理的施用化学农药等多种原因,使病虫害发生的种类和为害情况也有了很大变化。多年来化学农药的连续和大量施用,虽然在生产上起了很大作用,但病虫害问题并没有得到 First, conscientiously implement the principle of “prevention first and comprehensive prevention and control” Under the guidance of Chairman Mao’s proletarian revolutionary line, our province has made great achievements in plant protection and played a significant role in ensuring that the agricultural harvest in successive years is abundant. However, in recent years, due to the reform of farming system in our province, the continuous improvement of cultivation techniques and the unreasonable application of chemical pesticides, the types of pests and diseases and their damage have also changed greatly. For many years, the continuous and large-scale application of chemical pesticides has played a large part in the production but the pest and disease problem has not been solved