1Application of information technology in animal health and product safety supervision in Dongguan20-232Analysis of four disease antibodies from large-scale pig farmZhu Xiugao, Li Yanqing24-273Trials to Reduce the Side Effect of Inactivated Infectious Coryza (Serotype A) VaccineYin Yao, Chai Hua, Lu Ai Guo33-364Comparison of two different methods for screening swine fever antibody-negative pigLi Xiaojing, Tang Manghua, Deng Yuechang, Ye Jiancong37-385Treatment of bacterial diarrhea with traditional Chinese medicine Huangqijiedusan Powder in pigletShen Guoquan, Yang Chuansuo, Yu Huogen, Shen Xiaoliang39-416Off-season reproduction of Shitou Goose and SB21 Cross-breeding gooseHuang Songbo42-437Prediction of Beagles' ovulation periodZhang Zhiguang, Feng Xiaomin, He Xiao, Liu Qingshen44-46