【摘要】 试验结果表明:在相同的自然条件下,波杂(波德代羊×甘南山谷型藏羊)F1羔羊和陶杂(无角陶塞特羊×甘南山谷型藏羊)F1羔羊在初生重、0~180日龄平均日增重,公羔分别为4.65 kg、124.67 g/d和4.57 kg1、21.39 g/d;母羔分别为4.36 kg1、12.11 g/d和4.19 kg1、16.67 g/d,均显著高于甘南山谷型藏羊的相应指标,差异极显著。1、3、6月龄体重、体高、体长、胸围均高于甘南山谷型藏羊,差异极显著;管围、尻宽差异不显著体型指数优于甘南山谷型藏羊,接近肉用羊体型。更多还原

【Abstract】 studying results indicated: The study shows that under the same conditions,as far as F1 between Borderdale Sheep and Valley Type Tibet Sheep of Gannan and F1 between Dorset Sheep and Valley Type Tibet Sheep of Gannan were concerned,birth weight and average daily gain in 0~180 days old of their lambs were 4.65kg、126.67g/d and 4.57kg、121.39g/d in ram lamb and 4.36kg、112.11g/d and 4.19kg、116.67g/d in ewe lamb respectively,which were above of corresponding targets in Valley Type Tibet Sheep of Gannan significantly;body weigth、withers heigth、 body length、heart girth and so on were above of ones of Valley Type Tibet Sheep of Gannan,significant difference;cannon circumference、rump height,meaningless difference.body type index of crossbreeding lambs was more than one of Valley Type Tibet Sheep of Gannan,which were similar with body type of mutton sheep.更多还原