农业生产是在自然和人类活动等多种因素的综合作用下进行的。各种因素对农作物的正常生长发育、产量和品质都有一定影响，其中病虫害的影响颇为严重。因此，防治农作物病虫害是确保农作物优质高产，促进农业生产发展的重要措施之一。那么，在病虫害防治中，是“防”重要还... Agricultural production is carried out under the combined action of many factors, including nature and human activities. Various factors have a certain impact on the normal growth and development of crops, yield and quality, of which the impact of pests and diseases is quite serious. Therefore, the prevention and control of crop pests and diseases is one of the important measures to ensure high quality and high yield of crops and to promote the development of agricultural production. Well, in the prevention and treatment of pests and diseases, is “anti” important also ...