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我院土壤肥料科学研究所和养禽研究室共同进行的稀土饲料添加剂在鸡上的应用研究,获得可喜进展。稀土饲料添加剂经八个月初试结果:用在星布罗商品代肉鸡作的喂饲试验从十日龄开始,第二周时就表现出差异,到第六周时,投喂添加剂组体重较对照组高7—8%,平均每只鸡增重0.2—0.23斤,而且鸡群发育整齐、健壮。笼养蛋鸡滨白42的喂饲试验是从七十日龄
The Institute of Soil and Fertilizer Science and Poultry Research Office jointly carried out rare earth feed additives in the chicken on the application of research, obtained gratifying progress. Rare Earth Feed Additives After Eight Months Initial Test Results: The feed tests conducted on star broilers for broiler chickens began to show differences at the second week from the tenth day of age. By the sixth week, The control group was 7-8% higher, with an average gain of 0.2-0.23 kg per chicken, and the chickens developed neatly and sturdily. Cage Henbin 42 feeding test is from seventy days of age