皮南牛新品种培育现状、存在问题与对策

Current Situation, Existing Problems and Countermeasures of New Breeds Breeding of Pinan Cattle

中文关键词: 皮南牛  品种培育  存在问题  对策

英文关键词: Pinan cattle  breed breeding  existing problems  countermeasures

中文摘要:

      南阳牛是我国五大良牛品种之一，因过去的保种措施不够完善，南阳牛已经成为我国极为珍稀的一大肉牛品种，近些年随着国家越来越重视通过杂交改良的方法产生新品种，于是，于1986年将南阳牛与意大利的皮埃蒙特牛进行杂交，产生了皮南牛。它继承了南阳牛与皮埃蒙特牛两者的优良性状，与此同时，也给皮南牛的品种保育与选育改良带来了挑战。本文就皮南牛的种质资源保护与肉用选育改良的现状与问题展开论述，进一步探讨皮南牛发展过程中遇到的困难与机遇。

英文摘要:

      Nanyang cattle is one of the five major cattle breeds in China, in recent years, the country has paid more and more attention to the breeding of new breeds, in 1986, Pearmont cattle was introduced and crossed with Nanyang cattle, after more than 30 years of continuous selection and breeding, cross-crossing and fixation formed a new group of Pinan cattle, which maintains the advantages of Nanyang cattle''s good adaptability and resistance to rough feeding, while inheriting the characteristics of fast growth and high lean meat rate of Pearmont cattle, but there are still some problems in the process of breeding new breeds of Pinan cattle, such as insufficient number of core groups and low uniformity. This paper discussed the current situation, existing problems and countermeasures of developing new breeds of Pinan cattle.