承德市滦河大队是蔬菜专业队,主要生产蔬菜和其它副食品为城市服务。71年挖10.5亩坑塘,72年开始利用承德钢厂生活污水养鱼,74年捕鱼3,000余斤,76年开始自己培育渔种并逐步学习科学养鱼,养鱼水面逐年扩大,单产逐年提高,到78年亩产达到486斤。 Chengde Luanhe Brigade is a vegetable professional team, the main production of vegetables and other non-staple food services for the city. 71 years to dig 10.5 acres of pit ponds, 72 years began to use Chengde steel plant sewage fish farming, 74 years of fishing more than 3,000 jins, 76 years began to cultivate their own species of fish and gradually learn scientific fish farming, fish water surface to expand year by year, yield year after year Increase to 486 kg per mu in 78 years.