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大洼县有水田70万亩,稻田养蟹是它得天独厚的优势产业。自1991年荣兴农场农工李宝琦在3.7亩水田中试养成功后,1992年全县稻田养蟹面积发展到700多亩,到1993年已达到7千多亩。今年全县农民养蟹热情空前高涨,养蟹面积可突破7万亩。为了确保蟹苗满足供应,全县采取了国营、集体、个人一齐上,土、洋办法一齐养,搞好蟹苗孵化。一些个体户又成功地利用大棚孵化蟹苗,全县蟹苗孵化已达到1.5万个水体,可一次孵化蟹苗7500公斤。为满足供应,各孵化点在提高单位产量上下功夫,力求孵化三
Dawa County has 700000 acres of paddy fields, paddy crab is its unique advantageous industries. Since 1991, Rongxing farms Li Baoqi farmland in 3.7 acres of trial success after the county in 1992, the area of ?? rice crabs developed to 700 acres, by 1993 has reached more than 7 acres. This year the county farmers unprecedented enthusiasm for raising crabs, crabs area can exceed 70000 acres. In order to ensure crab seedlings to meet the supply, the county has taken the state-owned, collective, individuals together, soil, ocean approach together to raise and improve crab hatching. Some self-employed and successfully use the shed to hatch the crab seedlings, the county has reached 15,000 crab hatching of water, can be a hatching 7500 kilograms of crab. In order to meet the supply, each hatchery has made every effort to increase unit output and strive to hatch three