"肉牛育肥散"饲喂效果初试

粗放饲养条件下，将20头供试牛随机分为两组、每组10头，每10d为一个试验期，试验进行了3期。在试验期内其结果为：试验组肉牛的日增重较对照组分别高14．3％、10．7％和10．7％，有极显著差异。从经济效益分析，试验组肉牛头日增重1435g，纯收入3．83元，对照组头日均增重1285g，纯收入3．12元，试验组高出对照组0．71元。试验表明，按规定数量加入“肉牛育肥散”于精料中，可使肉牛增重加快，提高饲料利用率，降低增重成本，从而提高经济效益。

First Report on the Effects of Beef Finishing Powder Fed

Twenty Simmental crossbred cattle were fed on ordinary feeding conditions in two groups(10 cattle per group, average body weight, 555 kg vs. 545 kg ) for three stages of finishing trail(10 days per stage), diets contain 0% or 1% beef finishing powder. daily gain of the cattle fed with 1% beef finishing powder was significantly improved by 14.3%, 10.7% and 10.7% for three stage trails, weight gain and neat income per cattle fed with 0% and 1% beef finishing powder were 1 285 g, $ 3.12 and 1 435 g, $ \{3.83\}. Results showed that beef finishing powder can improve daily gain and feed efficiency of beef cattle.