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近年来,三疣梭子蟹养殖效益显著提高,养殖规模不断扩大,三疣梭子蟹苗种供不应求。江苏省南通市沿海普遍开展了三疣梭子蟹的土池人工育苗,2006年笔者在南通启洋渔业发展有限公司和启东市东方公司进行三疣梭子蟹土池育苗,育苗面积140．4亩,共获三疣梭子蟹大眼幼体1066kg。一、亲蟹的选择1．养殖池塘中亲蟹的选择每年10月下旬至11月上旬,在未捕捞雄蟹的养殖池塘中挑选附肢齐全、蟹体健壮、活动能力强、无外伤、体重250g/只
In recent years, Portunus trituberculatus breeding significantly improved the efficiency of breeding continues to expand, Portunus crab seedlings in short supply. Nantong City, Jiangsu Province, carried out in the coastal general population of Portunus trituberculatus artificial breeding, in 2006 I Nantong Qiyang Fisheries Development Co., Ltd. and Qidong Dongfang company Portunus tritubus soil pond nursery, nursery area of 140.4 acres, a total of three warts Portunus cynoglossus 1066kg. First, the choice of crab 1. Selection of crabs in aquaculture ponds From late October to early November each year, complete appendages are selected in the breeding ponds for unoccupied male crabs. The crabs are robust and have high mobility and no trauma. The body weight is 250g / bird