肉羊精料可代谢蛋白质预测模型的建立

富丽霞,马涛,刁其玉,成述儒,宋雅喆,孙卓琳

Establishment of a Prediction Model of Metabolizable Protein of Concentrate for Mutton Sheep

FU LiXia,MA Tao,DIAO QiYu,CHENG ShuRu,SONG YaZhe,SUN ZhuoLin

表6 不同饲粮营养物质表观消化率

Table 6 Apparent nutrient digestibility of different diets (%)

项目 Items 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 SEM P值 P value 干物质消化率 Digestible dry matter (DMD) 65.29abc 67.40a 64.69bc 65.48abc 63.40c 57.32e 64.20c 59.68d 66.79ab 58.78de 0.41 ＜0.01 有机物消化率 Digestible organic matter (DOM) 68.65ab 70.44a 68.49ab 68.68ab 66.91b 64.15c 69.97a 61.45d 69.30a 64.47c 0.37 ＜0.01 粗蛋白质消化率 Digestible crude protein (DCP) 64.03e 64.60de 71.05b 67.09cd 67.63c 77.47a 79.73a 71.75b 80.16a 73.76b 0.65 ＜0.01 中性洗涤纤维消化率 Digestible neutral detergent fiber (DNDF) 42.96bc 42.56bcd 47.59ab 48.79a 38.86cde 37.09de 43.71abc 36.01e 42.66bcd 41.67cd 0.67 ＜0.01 酸性洗涤纤维消化率 Digestible acid detergent fiber (DADF) 42.91ab 37.38c 45.10a 45.85a 38.46bc 34.35dc 46.96a 30.91d 47.40a 35.91c 0.76 ＜0.01