CAJ | 학술논문

通过查阅文献、现场调查、取样分析等手段，从南阳牛的基本情况、群体情况、生理生化指标、种质基本特征描述、体尺、体质量、繁殖性能、生产性能、遗传指标、饲养管理等方面对南阳牛种质资源进行个性描述。在对南阳牛种质资源进行评估的基础上，提出南阳牛的研究开发及主要利用方向，在保持南阳牛种质资源优势的基础上，提高南阳牛的饲料报酬、体质量增加速度以及产肉、产乳量。
통과사열문헌、현장조사、취양분석등수단，종남양우적기본정황、군체정황、생리생화지표、충질기본특정묘술、체척、체질량、번식성능、생산성능、유전지표、사양관리등방면대남양우충질자원진행개성묘술。재대남양우충질자원진행평고적기출상，제출남양우적연구개발급주요이용방향，재보지남양우충질자원우세적기출상，제고남양우적사료보수、체질량증가속도이급산육、산유량。
Based on previous literatures ,field investigation ,sampling and analyzing ,the character-istics of Nangyang cattle including its general profile ,herd population ,physiological and biochemi-cal indexes ,body size ,weight ,reproduction capabilities ,production ,feeding and management were described in the present work .Proposes were also given on the studying ,developing and main uti-lizing strategies for improving the feed conversion ,grow th speed and the productions of beef and milk ,under the maintenance of Nanyang cattle genetic resource .