Citation to this article as recorded by
Evaluation of reproduction performance and calf sex ratio of dairy cattle in selected locations of South-East Oromia International Journal of Agricultural Science and Food Technology |
Assessment on reproductive performance of crossbred dairy cows selected as recipient for embryo transfer in urban set up bishoftu, Central Ethiopia International Journal of Veterinary Science and Research Vol. 6, Issue 1, 080, 2020 |
How to cite this article
El-Said Z. M. Oudah, Nazem A. Shalaby and Mohamed A. Mostafa, 2001. Genetic and non Genetic Factors Affecting Days Open, Number of Services per Conception
and Age at First Calving in a Herd of Holstien-Friesian Cattles. Pakistan Journal of Biological Sciences, 4: 740-744.
DOI: 10.3923/pjbs.2001.740.744
URL: https://scialert.net/abstract/?doi=pjbs.2001.740.744
DOI: 10.3923/pjbs.2001.740.744
URL: https://scialert.net/abstract/?doi=pjbs.2001.740.744