1Research progress of classical swine fever vaccinesZou Weibin, Lin Zidong, Qi Dongmei11-14,192Research on the construction of agricultural germplasm resources sharing and utilization service platform in GuangdongWu Wendong, Lin Weijun, Chen Yanping, Ling Huanzhi, Liang Yuanhang, Zhou Guangzhou15-193The case of diagnosis in porcine circovirus type 3Wei Feng, Li Feng, Zhang Wentong, Wang Jinliang, Miao Lizhong, Shen Zhiqiang29-30,344The study of testing sulfamonomethoxine residues in chicken eggs by UPLC-MS/MSLi Yicai, Wei Qiang, Liao Weiguang35-385The comparative study on germicidal efficacy of three povidon-iodine disinfectants on Escherichia coli in flushing fecal from pig farmMa Yuqiao, Jiang Yaolun, Wu Li49-51