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广东省阳春县潭水镇镇郊管理区的木头塘,是一口面积33亩,已有50多年养鱼历史的老口塘。由于该塘旧、大、残,过去产量一直徘徊小前。1990年初,该塘由本镇农民黎永南等人承包后,在县水产科技人员的指导下,通过开展科学养鱼,连续三年获得亩产超吨鱼的好成绩。1992年该塘养鱼产量达58245公斤,平均亩产1765公斤,年总收入151020元,年总利润108710元,亩利润3294元。该塘以其龄老、面积大、产量高、效益好而闻名全县、全市。现将他们依靠科
Yangtu County, Guangdong Province town of Lake Township management area of the wood pond, is an area of 33 acres, has more than 50 years of history of the old mouth pond. As the pond old, big, residual, the past production has been hovering small front. At the beginning of 1990, after the pond was contracted by the farmer Li Yongnan et al. Of this town, under the guidance of the scientific and technical personnel of the county aquatic product, the pond obtained the good result of producing super-ton per mu for three years in a row through scientific fish farming. In 1992 the pond fish production reached 58245 kilograms, the average yield of 1765 kilograms, the total annual income of 151,020 yuan, the total profit of 108,710 yuan, 3294 yuan profit. The pond is famous for its age, large area, high output and good efficiency. Now they rely on subjects