东安县松江水库渔场,有鱼种池6.8亩,1988年由12个不懂养鱼技术的水库职工承包,年底仅产14厘米左右长鱼种4878尾,成鱼310公斤,产值1931元,多数养鱼人员亏本。 1989年,该场鱼种池由松江水库懂技术的年青职工唐仁著等三人承包,时间三年,每年付给渔场池塘承包费1574元。工资和生产成本由承包方负担。自承包以来,他们抓了以下技术措施;一是整修鱼塘。把原3.6亩漏水塘改变为保水鱼塘,防止了肥水走失,减少成本开支,促进了花白鲢鱼种的增长;二是狠抓鱼病防治。放鱼前普遍采用生石灰清塘消毒,漂百粉、五倍子等药物进 Dongan County Songjiang Reservoir fishery, 6.8 acres of fish ponds, in 1988 by 12 reservoir workers do not understand fish farming contract, the end of only about 14 cm long species 4878, adult fish 310 kg, the output value of 1931 yuan, the majority Fish staff loss. In 1989, the fish pond by the Songjiang Reservoir technology to understand the young workers Tang Ren and other three contractors, time of three years, each year to the fisheries pond contract fee 1574 yuan. Wages and production costs are borne by the contractor. Since the contract, they have grasped the following technical measures; First, renovate fish ponds. The original 3.6 acres of leaking ponds into a water-preserved fish ponds to prevent the loss of fertilizer and water to reduce costs and expenses, and promote the growth of flower silver carp species; the second is to pay close attention to the prevention and treatment of fish diseases. Before the fish commonly used lime cleaning pond disinfection, bleaching powder, gallnut and other drugs into