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Mandibular cheek tooth eruption and development in Hereford cross Friesian steers as a means of age determination

 

作者: A. H. Andrews,  

 

期刊: Veterinary Quarterly  （Taylor Available online 1981）
卷期: Volume 3, issue 1  

页码: 9-18

 

ISSN:0165-2176

 

年代: 1981

 

DOI:10.1080/01652176.1981.9693788

 

出版商: Taylor & Francis Group

 

数据来源: Taylor

 

摘要:

The development of the mandibular cheek teeth was examined, both visually and by radiograph, in a group of 76 Hereford cross Friesian steers, of which all but one were slaughtered at the same weight ‐ 464 kg (1020 lb).

 

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