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湘阴县鹤龙湖水产养殖场今年利用0.63亩面积的19号魚池进行猪粪培育发花魚种的試驗,在五月十六号下魚苗146,300尾,平均每亩23万多尾,花白鰱占90％,青草魚10％。除先施250斤大草作基肥外,其余全部釆用发酵腐熟的猪粪投飼,魚苗下池初期,每天上下午各投一次40斤,后期增为60斤。至6月10日起網分塘,魚种均已达到7期,部份达7期半,出魚10万尾成活率68.3％。据飼养
This year, Helong Lake aquaculture farm in Xiangyin County tested the pig manure breeding of fishes using No. 19 fish pond of 0.63 mu area. At the age of 146,300 fish fry on May 16, with an average of more than 230,000 trees per mu, 90% grass carp 10%. In addition to the first application of 250 pounds of grass for basal fertilizer, the rest of all preclude the use of fermented pig manure feeding, fry pond early, every morning and afternoon cast a 40 kg, later increased to 60 pounds. From June 10, the number of sub-ponds reached 7, with some reaching 7 and a half, with a fish survival rate of 10% and 68.3% respectively. It is raised