全株玉米青贮饲喂小尾寒羊和不同组合 杂交羊生产性能的比较

张洁, 张晨, 张崇玉, 曲绪仙, 战汪涛, 杨景晁, 王英楠, 张桂国

Study on Production Performance of Small-Tail Han Sheep and Different Combinations of Hybrid Sheep Fed Whole-Plant Corn Silage

Jie ZHANG, Chen ZHANG, ChongYu ZHANG, XuXian QU, WangTao ZHAN, JingChao YANG, YingNan WANG, GuiGuo ZHANG

表5 全株玉米青贮饲喂四个不同来源育肥羊经济效益的比较

Table 5 Comparison of whole-plant corn silage on economic profit of four different sources of fattening sheep

项目 Items1) 组别 Groups SEM P值 P-value SH DH DW MH 体增重 Body weight gain (kg) 20.6ab 23.5a 23.1a 18.9b 0.7 0.034 净肉增重 Net meat gain (kg) 7.6b 10.3a 9.9a 7.1b 0.4 0.001 饲粮成本 Feed cost (元/只) 88.25 93.29 88.61 88.17 1.96 0.777 产肉效益 Meat production efficiency (元/只) 393.50b 534.34a 513.75a 370.51b 22.02 0.001 生产利润 Production profit (元) 305.25b 441.05a 425.14a 282.34b 20.88 P<0.001 生产利润比较Production profits comparison (元) 0.00b 135.8a 119.89a -22.91b 20.80 P<0.001 每增重1 kg饲料成本 Feed costs for each increment of 1 kg body weight (元/kg)2) 粗料 Roughage 1.87b 1.73c 1.67c 2.04a 0.04 P<0.001 精料 Concentrate 2.41b 2.24c 2.16c 2.63a 0.05 P<0.001 合计 Total 4.28b 3.97c 3.83c 4.66a 0.09 P<0.001 饲料成本比较 Comparison of feed cost 0.00b -0.31c -0.44c 0.38a 0.09 P<0.001