Among 1204 Chinese yellow cattle, the dentition-based maturities of 29.2% were up to 24 mo, and the ones of 96; 7% were up to 72 rno, with the average 41 mo.

 
  • 結果表明:(1)1204頭試驗牛中,29.;2%25的年齡不超過(guò)24月齡,96
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