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几年来在和病虫害作斗爭中,使我們深深体会到:在国营农場的大面积土地上,要作好病虫害防治工作,除了需要科学的防治措施和充足的藥械外,还必需有健全的植保組織和周密的計划。否則就会处于被动地位。不但
In the course of fighting against pests and diseases in recent years, we have come to realize that it is necessary to have sound and comprehensive drug control measures on a large area of state-owned farms in order to prevent and control pests. In addition, Plant protection organizations and careful planning. Otherwise it will be in a passive position. Not only