The latest research achievements of Nanyang cattle improvement by crossbreeding with either Piedmontese or Charolais were introduced in the review.

 
  • 本文主要介绍了皮埃蒙特牛、夏洛来牛杂交改良南阳牛方面的最新研究成果。
今日热词
目录 附录 查词历史