2005年5月8日,我区从四川江油采用塑料袋充氧法调运了草鱼乌仔头24万尾;采用豆浆法在位于林缘区的娘娘坝乡三处不同面积池塘中培育草鱼夏花。自乌仔下塘后的(15～20)d,出现鱼苗大量裂腹死亡现象。根据现场检查及相邻地区同产地、同批次引进的草鱼鱼苗培育情况,认为:在苗种培育 May 8, 2005, my district from Sichuan Jiangyou using plastic bags oxygenation method to transport grass carp Tsai Wang Tsai first 240,000; the use of soy milk method in the marginal zone of the Niang dam Township three different sizes of ponds to cultivate grass carp summer flowers . After the pond from Wuzai (15 ~ 20) d, a large number of fry died of frying phenomenon. According to the site inspection and the neighboring areas with the place of origin, with the introduction of the same batch of grass carp fry breeding situation, that: in the cultivation of seedlings