哺乳期饲喂白藜芦醇和地衣芽孢杆菌对0-2月龄湖羊生长性能、营养物质消化代谢和血清指标的影响

王世琴,毕研亮,赵国宏,崔凯,黄文琴,张乃锋,李发弟,屠焰,刁其玉

Growth Performance, Nutrient Digestibility and Serum Parameters in 0-2 Months Old Hu Lambs

ShiQin WANG,YanLiang BI,GuoHong ZHAO,Kai CUI,WenQin HUANG,NaiFeng ZHANG,FaDi LI,Yan TU,QiYu DIAO

表4 饲喂白藜芦醇和地衣芽孢杆菌对羔羊能量和蛋白质质代谢的影响

Table 4 Effects of supplementing of Resveratrol and Bacillus licheniformis on energy and nitrogen metabolism in Hu lambs

项目 Items	组别 Groups				SEM	P值 P value
项目 Items	CON	EW	RSV	BL	SEM	P值 P value
总能摄入量GE intake (MJ·d^-1)	18.31a	15.09b	15.79b	15.34b	0.441	0.025
粪能FE (MJ·d^-1)	3.82a	3.13b	3.93a	3.77a	0.113	0.039
总能表观消化率Apparent digestibility of GE/%	78.89a	79.24a	74.94b	75.57b	0.619	0.011
食入氮N intake (g·d^-1)	34.42a	28.37b	29.69b	28.83b	0.830	0.025
粪氮Fecal N (g·d^-1)	6.98	5.57	6.39	6.85	0.235	0.133
尿氮Urinary N (g·d^-1)	9.19	8.97	8.60	8.53	0.584	0.979
沉积氮Retained N (g·d^-1)	18.25	13.83	14.70	13.45	0.903	0.224
氮利用率Utilization efficiency of N (%)	52.38	48.19	50.10	46.17	2.247	0.812
氮生物学价值Biological value of N (%)	65.56	59.98	63.97	60.39	2.644	0.868