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武城县农业局李文功同志来稿反映,去年夏季高粱蚜虫大发生,四女寺公社新桥庄大队的社员经过多次试验,用250倍乐果快速喷雾(其速度相当于慢步走),每人每天可防治20亩以上,比喷1500倍乐果提高工效近10倍,效果在95％以上。这一方法在四女寺、大屯、马庄等公社推广后,大部分大队不仅很快把蚜虫治下去了,而且节省了很多劳力和药剂。
Comrade Li Wengong from the Agricultural Bureau of Wucheng County reported that the sorghum aphid occurred last summer. Members of the Xinqiaozhuang Brigade of the Four Female Temples Commune have been repeatedly tested with 250 times of rapid dimethoate spray (which is equivalent to walking slowly) Prevention and treatment of more than 20 acres per day, spraying 1500 times more effective than dimethoate 10 times, the effect of more than 95%. This method in the four women Temple, Datun, Mazhuang and other communes to promote, most of the brigade not only quickly cure aphids, but also save a lot of labor and medication.