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为了经济有效地控制松毛虫的危害,从1982年起,我们采用2.5%溴氰菊酯乳剂对松毛虫进行了防治试验和大面积的地面,飞机生产防治,两年防治面积达62.7万亩,试验及生产防治表明,溴氰菊酯防治松毛虫具有用量少、效果好、成本低、对人畜安全等优越性,深受广大群众的欢迎。现将试验情况、防治结果报告如下:
In order to control the harm of pine caterpillars economically and effectively, since 1982, we used 2.5% deltamethrin emulsion to control pine caterpillars and control large-scale ground and aircraft production. The two-year prevention and control area reached 627,000 mu, Tests and production prevention and control showed that deltamethrin against pine caterpillars has the advantages of less dosage, good effect, low cost, safety to human beings and animals, etc., and is well received by the general public. Now the test situation, prevention and control of the results reported as follows: