欧拉羊与山谷型藏羊杂交F_1代羔羊补饲兼放牧育肥试验效果观察

Effects Observation of Supplementation and Grazing Fattening of F1 Offspring Lamb from Oula Sheep Crossing Valley-type Tibetan Sheep

用欧拉羊杂交改良山谷型藏羊,对杂交F1代羔羊补饲兼放牧育肥试验,补饲阶段试验结果表明:经过90 d补饲,试验组增重10.88kg,比对照组高4.32 kg(P<0.01),平均日增重0.121 kg,比对照组高0.048 kg;放牧育肥阶段试验结果表明:经过3个月放牧育肥,试验组增重9.09 kg,比对照组高2.67 kg(P<0.05),平均日增重0.101 kg,比对照组高0.03 kg。

Oula Sheep was used to crossbreed Valley-type Tibetan Sheep,fattening experiment was conducted on crossbreeding F1,the results of supplementation period showed that after 90 days,the weight gain 10.88 kg of experiment group was higher than control group by 4.32 kg（P0.01）.Average weight gain 0.121 kg was higher than control group by 0.048 kg.The results of grazing fattening period showed that after 3 months grazing fattening,the weight gain 9.09 kg of experiment group was higher than control group by 2.67 kg（P0.05）.Average daily weight gain 0.101 kg was higher than control group by 0.03 kg.