甘加型藏羊羔羊育肥试验

进行了藏羊羔羊的育肥试验结果表明:甘加羊羔羊在秋冬季放牧适量补饲精料,自由采食牧草,短期育肥,8月龄平均体重和日增重分别达到36.57 kg和242 g(P<0.01),较对照组提高4.6 kg和97.00 g(P<0.01),体高、体长、胸围、管围和尻宽分别比对照组提高2.31 cm,2.88 cm,2.34 cm,0.09 cm和0.7 cm,增重和生长发育潜力较大;胴体重和屠宰率达到17.93 kg和48.64%,分别比对照组提高5.28 kg和17.04%(P<0.05),产肉性能较好,每只羊多收入59.53元。

Lamb fattening experiment on GanJia type of Tibetan sheep

The experimental results show:through grazing added with concentrated pelleted feed,feed intake freely and short time fattening,the body weight and daily gain of 8 months old GanJia lamb reached to 36.57 kg and 242 g(P<0.01)in autumn and winter,which increased 4.6kg and 97.00g(P<0.01) compared with contrastive group;the height at withers,body length,heart girth,Guan Wei and bottom broad Increased 2.31 cm,2.88 cm,2.34 cm,0.09 cm and 0.7 cm individually;the dressed weight reached and dressing percentage attains 17.93 kg and 48.64%,increased by 5.28 kg and 17.04%(P<0.05) compared with contrastive group,better mutton yielding performance and with a added benefit of 59.53 RMB per lamb.