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为了解决网箱养鱼生产所需的大规格鱼种问题,同时也为了缓解本区历年鱼种供需紧张的状况,一九九○年我们利用本区128亩条件较完备的池塘,采用合理搭配品种,计划投饵施肥,驯化培育等措施,达到了较高的产量。材料与方法一、试验地点和条件:地点及面积:北郊永金水库40亩,3个池塘;霍庄子乡芦新河村60亩,2个池塘;东堤头乡东堤头村28亩,3个池塘。共计128亩。池塘条件:平均水深2米,注排水设施齐全。水源为丰产河及永金引河水。二、夏花投放:以鲤鱼为主,少量搭配白鲢,1990年6月
In order to solve the problem of large size fish species required for fish cage production in the cage and to alleviate the tight supply and demand of fish species in the area in the past year, we used a well-equipped pond of 128 mu Varieties, plans to feed fertilization, domestication and cultivation and other measures to achieve a higher yield. Materials and Methods I. Test site and conditions: Location and area: 40 mu of Yongjin Reservoir in the northern suburbs, 3 ponds; 60 mu of Luxinhe Village of Huozhuangzi Township and 2 ponds; 28 mu of Dongdiitou Village of Dongdiitou Township, 3 ponds. A total of 128 acres. Pond conditions: the average depth of 2 meters, note drainage facilities. Water sources for the bumper river and Yongjin cited river water. Second, summer flowers put: mainly carp, a small amount of silver carp, June 1990