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1989年7月20日,区农业厅厅长张立志根据中卫县发生蝗灾的报告,亲自带领区农技推广总站和宁夏农林科学院植保人员前往该县的红泉乡蝗虫发生地进行了现场考察,并会同地、县领导,科技人员一起调查灾情,分析研究了蝗灾的起因并制定出相应的防治措施. 此次蝗灾是由“土蝗”引起,发生面积达12万
July 20, 1989, District Director of Agriculture Zhang Lizhi Zhongwei County, according to a report of locust plagues, personally led the district agricultural extension station and the Ningxia Academy of Agriculture and Forestry Plant Protection staff went to the county where red locust locust occurred site visits, And with the prefectural and county leaders, scientific and technical personnel together to investigate the disaster, analyze the causes of locust plague and develop appropriate prevention and treatment measures.The locust plague is caused by the “soil locust”, the occurrence of an area of 120,000