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在学习毛主席的重要指示,深入揭批“四人帮”的伟大战斗中,我们要以阶级斗争为纲,坚持党的基本路线,坚持开门办科研,对1974年矮围药浸灭螺的牧牛坪、胡家洲两地进行了远期效果观察,为采用此法消灭大面积湖区钉螺从思想认识上又产生了一次飞跃。牧牛坪属莲湖公社,有螺面积6,796亩(牧牛坪2,297亩、窝兜坑4,499亩),胡家洲属珠湖公社,有螺面积2,719亩。先后于1973年底,1974年三月修筑矮围。牧牛坪堤高1～3米,坡度1:2,顶宽1～1,5米,全长5华里,围内面积9,248亩:胡家洲堤高0.7～1米,坡度
In studying the important instructions of Chairman Mao and thoroughly exposing and criticizing the “Gang of Four,” we must take the class struggle as the key link, adhere to the party’s basic line, and persist in open door-to-door scientific research. In 1974, , Hu Jiazhou both conducted a long-term effect observation, to use this method to eliminate a large area of snails in the lake from the ideological understanding has produced a leap. Mutianyu is a lotus lake commune with 6,796 mu of snail area (2,297 mu of Mutianying and 4,499 mu of nest pocket). Hujizhou Island is a commune of Zhuhu Lake with 2,719 mu of snail area. In the end of 1973, in March 1974 to build dwarf Wai. Mutianyu embankment high 1 to 3 meters, the slope of 1: 2, the top width of 1 to 1,5 meters, a total length of 5 Hualai, surrounded by an area of 9,248 acres: Hu Jiazhou embankment height of 0.7 to 1 m, slope