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利用库湾,网拦培育鱼种,是针对生产条件差,苗种池少的小型水库,解决大鱼种缺乏的一条有效途径。1988年。宁乡县畜牧水产局在该县佛洞冲水库进行了网拦育种试验获成功,其具体做法是: 1988年8月15日,在退水库湾约2亩范围内,用200公斤生石灰消毒一次,9月1日,库内涨水,即安装聚乙烯拦网,网长80米,高4米(网眼2厘米),当日将锻炼消毒过的32000尾、规格约7—10厘米的鱼苗放入库湾内,草鱼、鳙鱼、鲢鱼搭配比例为1:1:0.6,放养后,坚持投饲“四定”,每月按50公
The use of library Bay, net bar breed of fish species, is for poor production conditions, small reservoirs of small reservoirs, an effective solution to the lack of large species. 1988. Ningxiang County Bureau of Animal Husbandry and Fisheries in the county Fudong Chong reservoir net bar breed test was successful, the specific practice is: August 15, 1988, about 2 acres in the withdrawal Reservoir Bay, with 200 kg of lime disinfection time , September 1, the library rose water, that is, the installation of polyethylene block, the network length of 80 meters, 4 meters high (2 cm mesh), the day will exercise disinfected 32,000, specifications about 7-10 cm fry into Cove Bay, grass carp, bighead carp, silver carp with a ratio of 1: 1: 0.6, stocking, insisted on feeding “four fixed” by 50 per month