3Introduction on main diseases of tilapia and their prevention and treatment technique(continued)12-13
4Achievements on river crab culture in the activity of sending fisheries science and technique into household (continued)14-16
14Prevention and treatment of Streptococcal disease in tilapia in high temperature seasonLi Guojun48-50
15Prevention and treatment measures for out-breaking of haemorrhage disease in bighead carp and silver carpZhang Mangyou55-56