2Review of duck-feeding inslustry in recent two years and its future development in Guangdong provinceHuang Dechun6-8
15Investigation of serum antibodies to epidemic encephalitis B in swine farms and its relationship with human infection41-43
17Roles of pregnant horses serum and cloprostenol on sow oestrus absent post partum and their comparative trialLiao Qiuhong47-48