Ahmed, N. A., "Intestinal calcium absorption by Muscovy duck fed on fat supplemented diets.", Journal of Agricultural Sciences, Mansoura Univ., vol. 19, 1994. Abstract
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Ahmed, N. A., Studies on the role of large intestine in the digestion in different poultry species., : Faculty of Agriculture, Cairo University, 1981. Abstract
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Nagwa, A., and N. A. MAGHRABY, "Physiological responses of broilers to dietary sodium bicarbonate during summer season", Egypt. J. Anim. Prod, vol. 32, pp. 103-111, 1995. Abstract
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El-Tantawy, S. M. T., H. H. Khalifa, N. A. Ahmed, M. A. Kicka, and A. M. Dawoud, "Effect of season, dietary NaCl and heat acclimation on performance and carcass quality of broiler chicken", Egypt. J. Anim. Prod., 35: 141, vol. 155, 1998. Abstract
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Ahmed, N. A., A. A. Elfar, and O. G. Sakr, "Evaluation of sexual and maternal behaviour, hormonal pattern and reproductive performance of doe rabbits as affected by seasonal variation", The 4 th International Conference on Rabbit Production In Hot Climates, Sharm El-Sheikh, Egypt, 225, vol. 231, 2005. Abstract
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Ahmed, N. A., A. A. Elfar, and O. G. Sakr, "Effect of buck and doe-gathering on sexual and maternal behavior, serum E2 and P4 and reproductive performance of NZW doe rabbits", Proceedings of the 4th International Conference on Rabbit Production in Hot Climate, pp. 169-175, 2005. Abstract
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Nagwa, A. A., A. A. Elfar, M. A. Kicka, and G. K. Mehaisen, "Plasma concentrations of estradiol, progesterone, trriodothyronine and some blood constituents during ovulatory cycle of laying hens", Egypt. J. Anim. Prod, vol. 35, pp. 97-111, 1998. Abstract
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