本文旨在研究不同日粮条件下小羊驼对各种营养物质的代谢率，全面评价两种不同能量、蛋白梯度日粮的营养价值。
Metabolic rates of various nutrients at different conditions by alpacas were determined, in order to estimate nutritional values of two diets of different energy and protein contents.
研究了喹啉类添加剂和不同浓度梯度喹羟酮对肉鸡生产性能和蛋白质代谢的影响。
Effects of quinoxaline-type feed additives olaquindox, kuiqiangtong and kuixitong on performances and protein metabolism in broilers were studied.
本项研究采用梯度饲养试验、代谢试验和比较屠宰试验，结合营养化验和统计分析，对4 ~ 8周龄育成前期雉鸡的能量代谢参数及能量需要量进行了全面测定研究。
In the study the energy metabolic parameters and requirement for the 4 ~ 8 week old growing pheasants were studied by means of the gradient feeding test, metabolic test and comparative slaughter test.
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