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礼昌大队属低丘陵区。有水田1700亩。土质粘重、酸、瘦,土层浅薄。1970年以前,早稻亩产只有200多斤。近年来,在毛主席革命路线的指引下,在“农业学大寨”群众运动中,他们把发展冬养红萍作为自力更生解决肥料,实现农业大上快上的一项重要措施来抓,冬养红萍面积迅速扩大,产量不断提高。1971年冬养红萍1200亩,亩产鲜萍2500斤,最高的5000斤;1972年冬养红萍1400亩,亩产鲜萍4600斤,最高的达8500斤;1973年冬养红萍1600亩,亩产鲜萍8000斤,其中有1100亩压萍二、三次,亩产鲜萍一万斤以上;1974年冬全部水田养上红萍,其中有1200亩压萍二、三次,亩产鲜萍一万斤以上。
Longevity Brigade is a low hilly area. There are 1700 acres of paddy fields. Soil sticky, sour, thin, shallow soil. Before 1970, early rice yield only 200 kilos. In recent years, under the guidance of Chairman Mao’s revolutionary line and in the mass movement of “learning from Dazhai in agriculture,” they have taken the development of winter red as a remedy for self-reliance and an important measure to speed up agriculture. Yang Ping area expanded rapidly, production continues to increase. In the winter of 1971, 1,200 acres of red duckweed were planted, 2500 pounds per mu of fresh duckweed and 5000 kilograms of the highest were obtained. In the winter of 1972, there were 1,400 acres of red duckweed and 4,600 pounds of fresh duck per mu, up to 8500 kilograms; Acres of fresh Ping 8000 kg, of which 1100 acres of pressure Ping two or three times per mu Xianping more than 10,000 pounds; all the paddy field in 1974 winter Yangping, of which 1,200 acres of pressure Ping two or three times per mu Fresh Ping more than one kilogram.