摘要
在室内气温5 ~20℃条件下, 对20 只7~8 周龄樱桃谷鸭肥肝生产性能进行了试验研究。结果表明填肥期增重77 .6% ,产肝率100% ,最大肝重440g,平均肝重325.5g ,肝料比1∶24.97,高于国内公认产肝品种番鸭281.8g 的水平。
Cherry Valley ducks, which were 7 ~8 weeks old were used to test the fatty liver producing ability in 5 ~20 ℃ room temperature .It was showed that ofter force feeding - the fatty liver producing rate was 100 % , The feed to fatty liver ratio was24 .97 ∶1. The body weight gain rate was 77.6 % . The heaviest fatty liver was 440g , and the average fatty liver weight was 325 .5g , higher than that of publicly recognized 281 .8g pro ducing by m uscovy duck .
出处
《河南畜牧兽医(综合版)》
1999年第12期7-8,共2页
Henan Journal of Animal Husbandry and Veterinary Medicine