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1990年是农业部确定的科技推广年,广大植保工作者正在进一步努力推广植保新技术,为科技兴农多作贡献。 我国的植保工作认真贯彻了“预防为主,综合防治”的方针,合理使用农药、保护利用天敌、放宽防治指标等,在控制作物病虫危害,保护农业生产安全方面发挥了很大的作用。以1989年为例,全国这一年农作物病虫草鼠害属中等发生年,但个别病虫,如麦蚜、麦蜘蛛、赤霉病和
1990 is the science and technology promotion year set by the Ministry of Agriculture. The majority of plant protection workers are making further efforts to promote new plant protection technologies and make more contributions to the promotion of science and technology. China’s plant protection work has conscientiously implemented the principle of “prevention first and integrated prevention and control”, and has played a significant role in controlling the pests and diseases of crops and protecting the safety of agricultural production through rational use of pesticides, protection and utilization of natural enemies, and relaxation of control targets. Take 1989 as an example. Pests, diseases, and weeds, grasshoppers and pests in the whole country were moderately affected in this year. However, individual pests such as wheat aphids, wheat spiders, scab and