@article{B._I.S._A.S._M.F._M.A.H_H.A._2018, title={Influence of short- and long-term administration of Melengestrol acetate on estrus activity and reproductive performance of nulliparous Barki ewes}, volume={3}, url={http://dx.doi.org/10.22161/ijeab/3.4.19}, DOI={10.22161/ijeab/3.4.19}, number={4}, journal={International Journal of Environment, Agriculture and Biotechnology}, publisher={AI Publications}, author={B., Farrag and I.S., Abd El-Hamid and A.S., El-Hawy and M.F., El-Bassiony and M.A.H, El-Rayes and H.A., Shedeed}, year={2018}, pages={1276–1284} }