肉羊精料可代谢蛋白质预测模型的建立
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富丽霞,马涛,刁其玉,成述儒,宋雅喆,孙卓琳
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Establishment of a Prediction Model of Metabolizable Protein of Concentrate for Mutton Sheep
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FU LiXia,MA Tao,DIAO QiYu,CHENG ShuRu,SONG YaZhe,SUN ZhuoLin
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Table 2 Dietary composition and nutrient levels (DM basis, %)
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项目 Items | 组成 Ingredient | 基础 饲粮 Basal diet | 高粱 饲粮 Sorghum diet | 玉米 饲粮 Corn diet | 大麦 饲粮Barley diet | 小麦 饲粮Wheat diet | 燕麦 饲粮 Oat diet | 菜籽粕 饲粮Rapeseed diet | 花生粕 饲粮 Peanut meal diet | 棉籽粕 饲粮Cottonseed meal diet | 豆粕 饲粮Soybean meal diet | 玉米酒 糟饲粮 DDGS diet | 不同精料替换比例 Different concentrate replacement ratio | | 30.0 | 30.0 | 30.0 | 30.0 | 30.0 | 30.0 | 30.0 | 30.0 | 30.0 | 30.0 | 玉米corn | 19.0 | 13.2 | 13.2 | 13.2 | 13.2 | 13.2 | 13.2 | 13.2 | 13.2 | 13.2 | 13.2 | 豆粕Soybean mean | 12.2 | 8.46 | 8.46 | 8.46 | 8.46 | 8.46 | 8.46 | 8.46 | 8.46 | 8.46 | 8.46 | 羊草Chinese wildrye hay | 66.5 | 46.0 | 46.0 | 46.0 | 46.0 | 46.0 | 46.0 | 46.0 | 46.0 | 46.0 | 46.0 | 磷酸氢钙CaHPO4 | 1.41 | 1.41 | 1.41 | 1.41 | 1.41 | 1.41 | 1.41 | 1.41 | 1.41 | 1.41 | 1.41 | 石粉Limestone | 0.15 | 0.15 | 0.15 | 0.15 | 0.15 | 0.15 | 0.15 | 0.15 | 0.15 | 0.15 | 0.15 | 食盐NaCl | 0.50 | 0.50 | 0.50 | 0.50 | 0.50 | 0.50 | 0.50 | 0.50 | 0.50 | 0.50 | 0.50 | 预混料Premix1) | 0.24 | 0.24 | 0.24 | 0.24 | 0.24 | 0.24 | 0.24 | 0.24 | 0.24 | 0.24 | 0.24 | 合计Total | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 营养水平Nutrient levels2) | 干物质DM | 92.13 | 90.92 | 90.79 | 91.62 | 91.51 | 91.58 | 91.87 | 91.55 | 93.96 | 93.89 | 91.32 | 有机物OM | 90.15 | 93.10 | 93.45 | 93.77 | 93.51 | 94.74 | 89.06 | 89.38 | 92.34 | 92.07 | 90.30 | 总能 GE (MJ·kg-1) | 17.92 | 17.78 | 17.81 | 17.75 | 17.63 | 17.93 | 18.25 | 18.40 | 18.43 | 18.21 | 18.81 | 粗蛋白质CP | 12.03 | 11.06 | 10.56 | 11.50 | 11.96 | 12.68 | 22.12 | 26.89 | 20.36 | 22.55 | 17.06 | 中性洗涤纤维NDF | 33.20 | 33.56 | 33.33 | 37.84 | 37.15 | 33.29 | 40.13 | 36.19 | 41.33 | 33.55 | 40.74 | 酸性洗涤纤维ADF | 18.05 | 17.71 | 16.82 | 19.66 | 19.03 | 17.43 | 22.35 | 19.44 | 23.67 | 19.67 | 19.42 | 粗脂肪EE | 2.70 | 2.16 | 2.19 | 2.01 | 2.24 | 2.77 | 2.04 | 1.13 | 1.40 | 1.65 | 3.89 | 灰分 Ash | 9.85 | 6.90 | 6.55 | 6.23 | 6.49 | 5.26 | 10.94 | 10.62 | 7.66 | 7.93 | 9.70 | 钙 Ca | 0.94 | 1.05 | 0.94 | 0.82 | 0.96 | 0.96 | 1.45 | 1.06 | 1.03 | 0.99 | 0.82 | 总磷 TP | 0.35 | 0.24 | 0.29 | 0.25 | 0.26 | 0.29 | 0.36 | 0.27 | 0.32 | 0.31 | 0.39 |
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