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, Pages 31-37 PDF (305.67 K) | ||
| Document Type: Original Article | ||
| DOI: 10.21608/ejap.2015.93636 | ||
| Authors | ||
| M. A. Abu El-Hamd* ; M. S. Sayah | ||
| Animal Production Research Institute, Agricultural Research Center, Dokki, Giza, Egypt | ||
| Keywords | ||
| Friesian bull; L-tyrosine; puberty; testosterone and semen quality | ||
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