摘要
设计4种日粮配方,经92d育肥,结果表明:试验1～4组平均日增重分别为244、224、167和189g,屠宰率、净肉率和眼肌面积和GR值等指标都以第一组最优,但经济效益排列顺序为第2、第1、第4和第3组。
Design four kinds of the everyday food supplies ways, after breeding for 92 days, finally indicated： to observe 1-4 groups the averages to increase day by day for 244,224, 167 and 189 grams, slaughtering rate, only the meat rate and aperturemuscle of eyes and so on area and OR value is all most superior by the first group, but economic efficiency order of rank for 2nd, 1st, 4th and 3rd group.
出处
《吉林畜牧兽医》
2006年第12期10-11,共2页
Jilin Animal Husbandry and Veterinary Medicine
关键词
羔羊
育肥
舍饲
筛选
lamb
fattening
feed -lot
sieves
