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抓住有利时机,趁阴雨天气尽快地把自僵菌粉施放到林间,是提高大面积防治松毛虫效果的重要环节。过去,我场主要是担架式喷粉机和人工撒粉,防治三万亩面积需要八十人搞一个多月,这样防治时间拉得长,虫龄增大,效果也不稳定,同时用工多,影响其它林事活动。今年防治越冬代松毛虫时期,在场党支部重视下,领导未自抓,我们将3 FX—120型后悬挂喷粉机,经过改革以履带式拖拉机做动力,安装在三吨半的拖车
Seize the favorable opportunity, taking advantage of the rainy weather as soon as possible autotrophic bacteria powder is applied to the forest, is to improve the effectiveness of large-scale prevention and control of pine caterpillars an important part. In the past, my field was mainly a stretcher-type dusting machine and manual dusting. It took 80 people more than a month to prevent and cure 30,000 mu of land so that the prevention and treatment time would be long, the insect age would increase, and the effect would not be stable. , Affecting other forest activities. This year the prevention and control of the era of winter pine caterpillars, the presence of the party branch under the attention of the leaders are not self-grasping, we will 3 FX-120-type rear suspension duster, after the reform to crawler tractor-powered, installed in three and a half tons of trailer