江西会昌县石壁坑水库，1996年10月建起了102只网箱养鲤，1997年2月发现有少部分鲤鱼鳃盖凹凸不平．呈拱状形，严重者脊椎变形变软，相当部分鲤生长缓慢，有的烂皮肤，且不易愈合。常出血，感染水霉、烂鳃、肠炎等疾病而死亡，导致成活率低。根据上述症状，笔者初步诊断为鲤鱼 Shek Pikeng Reservoir in Huichang County, Jiangxi Province. In October 1996, a total of 102 cage carp were built. In February 1997, a few carp oyster gills were found to be uneven. Was arch-shaped, severe deformation of the spine soft, a considerable part of the carp growth slow, and some rotten skin, and not easy to heal. Often bleeding, infected with water mold, rotten gill, enteritis and other diseases and death, resulting in low survival rate. According to the above symptoms, the author initially diagnosed as carp