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1.Using rotational grazing during the pasture growth season, the intake of Cormo ewes increases with pregnancy term, equation Y=0.002 6X+0.642 2,r =0.812 3. Ewe intake was 0.64 kg/ewe/d before mating and 1.03 kg/d before lambing, 0.84 kg/ewe/d on average.
丰草季人工草地划区轮牧条件下 ,考尔木 (Cormo)成年母羊群体采食量与怀孕日龄间呈显著正相关 ,回归方程Y =0 .0 0 2 6X +0 .642 2 ,相关系数r =0 .812 3,受孕前采食量0 .64kg/羊,产羔前采食量 1.0 3kg/羊 ,平均采食量 0 .84kg/羊收藏指正
2.The day-grazing behaviour of yaks was measured with visual observation method under free grazing in summer, autumn and winter pasture in Qinghai Sanjiaocheng Sheep Breeding Farm in August, September and November, 2004. The results showed that the average day-grazing time was (37.45±39.96) minutes in summer season, (301.82±27.91) min in autumn season and (304.57±12.24 )min in winter.
2004年8、9和11月份在青海省三角城种羊场夏、秋、冬三季牧场研究了牦牛的昼牧食行为。 结果表明:牦牛在夏季草场的昼采食时间最长,平均为(337.45±39.96)min,在秋季和冬季草场的平均昼采食时间分别为(301.82±27.91)min和(304.57±12.24)min。收藏指正
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