EFFECT OF L-TYROSINE ON GROWTH PERFORMANCE, AGE OF SEXUAL PUBERTY, SEMEN QUALITY AND TESTOSTERONE LEVEL IN FRIEZIAN BULLS | ||||
| Egyptian Journal of Animal Production | ||||
| Article 4, Volume 52, Issue 1, January 2015, Page 31-37 PDF (305.67 K) | ||||
| Document Type: Original Article | ||||
| DOI: 10.21608/ejap.2015.93636 | ||||
 View on SCiNiTO | ||||
| Authors | ||||
M. A. Abu El-Hamd  ; M. S. Sayah
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| Animal Production Research Institute, Agricultural Research Center, Dokki, Giza, Egypt | ||||
| Keywords | ||||
| Friesian bull; L-tyrosine; puberty; testosterone and semen quality | ||||
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