畜牧与饲料科学 ›› 2009, Vol. 30 ›› Issue (6): 167-167.doi: 10.12160/j.issn.1672-5190.2009.06.094
呼延钦[1] 胡凤巧[2] 陈昕[1,2]
HUYAN Qin,HU Feng-qiao,CHEN Xin ( 1.Managemental Central of Foreign Capital Item of Yanchi County of Ningxia Province, Yanchi 751500, China; 2. Agricultural and Husbandry Science Institute of Yanchi County, Yanchi 751500, China)