Growth and development characteristics and growth model of Hu sheep in the fattening period

• LI Guoze, 
• ZHANG Xiaoxue, 
• LI Fadi, 
• LA Yongfu, 
• ZHANG Deyin, 
• LI Xiaolong, 
• ZHANG Yukun, 
• SONG Qizhi, 
• ZHAO Yuan, 
• WANG Weimin