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介绍了苍南县1991—1998年蝗灾发生的情况，并对引起蝗灾蝗虫的种类、发生面积、发生原因及其防治措施进行分析和论述，为今后的治蝗工作提供依据。
The situation of locust plague in Cangnan County was introduced in 1991-1998. The types, occurrence area, causes of occurrence and control measures of plague caused by locust were analyzed and discussed, which provided the basis for the future locust control work.