畜牧与饲料科学 ›› 2015, Vol. 36 ›› Issue (3): 116-116.doi: 10.12160/j.issn.1672-5190.2015.03.052
耿艳杰[1] 张国良[2]
GENG Yan-jie, ZHANG Guo-liang (1.Qinhuangdao Safari Park,Qinhuangdao 066100,China;2.Cangzhou Wen's Animal Husbandry Co., Ltd., Cangzhou 061000, China)