4Introduction on main diseases of tilapia and their prevention and treatment technique(continued)12-14
5Achievements on river crab culture in the activity of sending fisheries science and technique into household (continued)14-15
6Experiment on high-yield intensive culture of new GIFT tilapia in mountainous pond and reservoirHong Guolian17-17
15Several experiences in comprehensive prevention and treatment of brown-spotted disease in white-leg shrimp50-51