My Publications

• In English:

1. Saldaña, B., P. Guzmán, H. M. Safaa, R. Harzalli, and G. G. Mateos. 2015. Influence of the main cereal and feed form of the rearing phase diets on performance and digestive tract and body traits of brown-egg laying pullets from hatch to 17 weeks of age. Poult. Sci., Submitted.
2. Safaa, H. M., Jiménez-Moreno, E., M. Frikha, G. G. Mateos. 2014. Effect of dietary fiber sources on plasma lipid metabolites and liver lipid components of broilers at 21 days of age. Egypt. Poult. Sci. J. 34 (2): 115-127.
3. Viudes-de-Castro, M. P., R. Lavara, H. M. Safaa, F. Marco-Jiménez, G. M. K. Mehaisen, J. S. Vicente. 2014. Effect of freezing extender composition and male line on semen traits and reproductive performance in rabbits. Animal 8(5):765-770.
4. Safaa, H. M., H. N. Sobhy, M. S. A. Elsemary. 2013. Influence of egg storage time on egg quality, hatchability and chick quality traits of commercial and Egyptian local broiler breeders. Australian Journal of Basic and Applied Sciences 7(13):154-163.
5. Safaa, H. M. 2013. Influence of dietary enzymes prepared at ensiling (ZADO^®) from hatch to 42 days of age on productivity, slaughter traits and blood constituents in broiler chickens. Inter. J. Poult. Sci. 12(9):529-537.
6. Safaa, H. M., R. Lavara, M. P. Viudes-de-Castro, D. A. A. Elsayed, G. M. K. Mehaisen, F. Marco-Jiménez, J. S. Vicente. 2012. Effect of different freezing extenders on semen quality, fertility and prolificacy in two selected lines of rabbit bucks. World Rabbit Science Association, 10^th World Rabbit Congress (WRC) 3-6 September, Sharm El-Sheikh, Egypt. pp 325-329.
7. Grimal, A., H. M. Safaa, M. D. Saenz-de-Juano, M. P. Viudes-de-Castro, G. M. K. Mehaisen, D. A. A. Elsayed, R. Lavara, F. Marco-Jiménez, J. S. Vicente. 2012. Phylogenetic relationship among Egyptian rabbit populations on basis of microsatellite markers. World Rabbit Science Association, 10^th World Rabbit Congress (WRC) 3-6 September, Sharm El-Sheikh, Egypt. pp 177-181.
8. Safaa, H. M., D. A. A. El-Sayed, A. M. Abdou, S. M. M. Shalash, S. A. Riad. 2012. Productivity, blood biochemical changes and immune response of broiler chicks vaccinated with different Avian Influenza vaccines at one or seven days of age. 1^st International Conference on Biotechnology Applications in Agriculture, Benha University, Moshtohor and Hurghada, 18-22, February 2012, Egypt. pp. 37-50.
9. Safaa, H. M., D. A. A. El-Sayed, A. M. Abdou, S. M. M. Shalash, S. A. Riad. 2011. Influence of vaccination with different avian influenza vaccines at one or seven days-old on productivity, blood biochemical and immune response of broiler chicks. Egypt. Poult. Sci. 31(4):825-843.
10. El-Sayed, D. A. A., A. M. Abdou, S. M. M. Shalash, H. M. Safaa, S. A. Riad. 2011. Productivity and immune response of broiler chickens vaccinated with different Avian Influenza vaccines at one or seven days of age. Australian Journal of Basic and Applied Sciences 5(10):325-334.

11. Jiménez-Moreno, E., S. Chamorro, M. Frikha, H. M. Safaa, R. Lázaro, G.G. Mateos. 2011. Effect of increasing levels of pea hulls in the diet on productive performance, development of the gastrointestinal tract, and nutrient retention of broilers from one to eighteen days of age. Anim. Feed Sci. Technol. 168 (1-2):100-112.

12. Frikha, M., H. M. Safaa, M. P. Serrano, E. Jiménez-Moreno, R. Lázaro, G. G. Mateos. 2011. Influence of the main cereal in the diet and particle size of the cereal on productive performance and digestive traits of brown-egg laying pullets. Anim. Feed Sci. Technol. 164 (1-2):106-115.
13. Hassan, M. S. H., H. M. Safaa, M. M. Abdel-Fatah. 2010. The effective of stocking density during production phase on physiological and immunological characteristics in relation to productive performance of developed native laying hens. Egypt. J. Agric. Res. 88(4):1365-1394.
14. Riad S. A., H. M. Safaa, F. R. Mohamed, S. S. Siam and H. A. El-Minshawy. 2010. Influence of probiotic, prebiotic and/or yeast supplementation in broilers diets on the productivity, immune response and slaughter traits. J. of Animal and Poultry Production 1(2): 45-60.
15. Safaa, H. M., D. A. A. Elsayed, J. S. Vicente, F. Marco-Jimenez and E. Mocé. 2009. REVIEW: Semen cryopreservation and artificial insemination of rabbits. The 2nd Egyptian Conference on Rabbit Sciences, Anim. Prod. Dept., Fac. of Agric., Cairo Univ., October 29th, Cairo, Egypt. pp. 39-77.
16. Morsy A. S., H. M. Safaa, A. M. Hassan, J. S. Vicente and N. A. Ahmed. 2009. REVIEW: Evaluation of rabbit semen. The 2nd Egyptian Conference on Rabbit Sciences, Anim. Prod. Dept., Fac. of Agric., Cairo Univ., October 29th, Cairo, Egypt. pp. 17-38.
17. Frikha, M., H. M. Safaa, E. Jiménez-Moreno, R. Lázaro, and G. G. Mateos. 2009. Influence of energy concentration and feed form of the diet on growth performance and digestive traits of brown egg-laying pullets from 1 to 120 days of age. Anim. Feed Sci. Technol. 153 (3-4):292-302.
18. Frikha, M., H. M. Safaa, M. P. Serrano, X. Arbe, and G. G. Mateos. 2009. Influence of the main cereal and feed form of the diet on performance and digestive tract traits of brown-egg laying pullets. Poult. Sci. 88:994-1002.
19. Safaa, H. M., E. Jiménez-Moreno, D. G. Valencia, M. Frikha, M. P. Serrano, and G. G. Mateos. 2009. Effect of main cereal of the diet and particle size of the cereal on productive performance and egg quality of brown egg-laying hens in early phase of production. Poult. Sci. 88:608-614.
20. Hassan, M. S. H., H. M. Safaa, S. A. Riad, and M. M. Abdel-Fatah. 2009. Productive and physiological response of Egyptian laying hens under different stocking density. 5th International Poultry Science Conference, March 10th-13th, Taba, Egypt. pp. 418-433.
21. Safaa, H. M., S. A. Riad, M. E. Emarah, and N. F. A. Saleh. 2008. Reproductive and physiological characteristics of primiparous Black Baladi and White New-Zealand rabbits under Egyptian conditions. The 1st Egyptian Conference on Rabbit Sciences, Anim. Prod. Dept., Fac. of Agric., Cairo Univ., October 29th & 30th, Cairo, Egypt. pp. 96-109.
22. Safaa, H. M., J. S. Vicente, R. Lavara., and M. P. Viudes de Castro. 2008. Semen evaluation of two selected lines of rabbit bucks. World Rabbit Sci. 16 (3):137-145.
23. Safaa, H. M., M. P. Serrano, D. G. Valencia, M. Frikha, E. Jiménez-Moreno, and G. G. Mateos. 2008. Productive performance and egg quality of brown egg-laying hens in late phase of production as influenced by level and source of calcium in the diet. Poult. Sci. 87:2043-2051.
24. Mateos, G. G., S. Sueiro, M. R. González, H. M. Safaa, and M. Frikha. 2008. Recognizing the nutritional quality of soybean meal in diets for poultry. Ukrania, 62:79-101.
25. Safaa, H. M., M. P. Serrano, D. G. Valencia, X. Arbe, E. Jiménez-Moreno, R. Lázaro, and G. G. Mateos. 2008. Effects of the levels of methionine, linoleic acid, and added fat in the diet on productive performance and egg quality of brown laying hens in the late phase of production. Poult. Sci. 87:1595-1602.
26. Safaa, H. M., M. E. Emarah, and N. F. A. Saleh. 2008. Seasonal effects on semen quality in Black Baladi and White New Zealand rabbit bucks. World Rabbit Sci. 16 (1):13-20.
27. Safaa, H. M. 2007. Effect of dietary garlic or fenugreek on cholesterol metabolism in laying hens. Egypt. Poult. Sci. J. 27 (4):1207-1221.

• Abstracts:

1. Safaa, H. M., Jiménez-Moreno, E., M. Frikha, G. G. Mateos. 2014. Effect of dietary fiber sources on plasma lipid metabolites and liver lipid components of broilers at 21 days of age. Poult. Sci. 93 (E-Suppl. 1): In Press. (Abstr.)
2. Safaa, H. M., H. N. Sobhy, M. S. A. Elsemary. 2013. Influence of egg storage time on hatchability and chick quality traits of commercial and Egyptian local broiler breeders. Poult. Sci. 92 (E-Suppl. 1):22. (Abstr.)
3. Safaa, H. M., D. A. A. El-Sayed, A. M. Abdou, S. M. M. Shalash, S. A. Riad. 2012. Blood biochemical changes and immune response of broiler chicks vaccinated with different avian influenza vaccines at one or seven days of age. Poult. Sci. 91 (E-Suppl. 1):53-54. (Abstr.)
4. Safaa, H. M. 2011. Influence of exogenous cellulases, hemicellulases, protease and α-amylase enzyme preparations at ensiling (ZADO-complex) in the diets on broiler performance from 1 to 42 days of age. Poult. Sci. 90 (E-Suppl. 1):18-19. (Abstr.)
5. Riad S. A., H. M. Safaa, F. R. Mohamed, S. S. Siam and H. A. El-Minshawy. 2010. Probiotic, prebiotic and yeast supplementation in broiler diets from 1 to 42 days of age: 1. Productive performance and economic efficiency. Poult. Sci. 89 (Suppl. 1):813. (Abstr.)
6. Safaa, H. M., S. A. Riad, F. R. Mohamed, S. S. Siam and H. A. El-Minshawy. 2010. Probiotic, prebiotic and yeast supplementation in broiler diets from 1 to 42 days of age: 2. Immune response and slaughter traits. Poult. Sci. 89 (Suppl. 1):546-547. (Abstr.)
7. Frikha, D. G. Valencia, M. P. Serrano, M., H. M. Safaa, R. Lázaro, and G. G. Mateos. 2010. Ileal amino acids digestibility of raw and heat-processed pea protein concentrates in broilers. Poult. Sci. 89 (Suppl. 1):491. (Abstr.)
8. Jiménez-Moreno, E., M. Frikha, H. M. Safaa, J. García, R. Lázaro, and G. G. Mateos. 2009. Influence of fiber level in the diet on performance of broilers from 1 to 21 d of age. Poult. Sci. 88 (Suppl. 1):57-58. (Abstr.)
9. Frikha, M., H. M. Safaa, D. G. Valencia, M. P. Serrano, and G. G. Mateos. 2009. Influence of main cereal of the diet and particle size of the cereal on growth performance and digestive traits of brown pullets from 1 to 120 days of age. Poult. Sci. 88 (Suppl. 1):46. (Abstr.)
10. Elmenawey, M. A., H. M. Safaa, A. S. Hassan, A. O. Abbas, H. B. Gharieb, and A. M. Abdou. 2009. Influence of two different molting methods on productive performance and the immune response of two different strains of laying hens. Poult. Sci. 88 (Suppl. 1):22-23. (Abstr.)
11. Safaa, H. M., M. P. Serrano, D. G. Valencia, M. Frikha, X. Arbe, R. Lázaro, and G. G. Mateos. 2008. Productive performance and egg quality of brown laying hens from fifty-eight to seventy-three weeks of age as influenced by level and source of calcium in the diet. Poult. Sci. 87 (Suppl. 1):90. (Abstr.)
12. Frikha, M., H. M. Safaa, D. G. Valencia, M. P. Serrano, and G. G. Mateos. 2008. Influence of main cereal of the diet and feed form on growth performance and digestive traits of brown pullets from 1 to 120 days of age. Poult. Sci. 87 (Suppl. 1):109. (Abstr.)
13. Safaa, H. M., M. P. Serrano, D. G. Valencia, X. Arbe, R. Lázaro, and G. G. Mateos. 2007. Effect of the level of methionine, linoleic acid, and added fat in the diet on productive performance and egg quality of brown laying hens in late phase of production. Poult. Sci. 86 (Suppl. 1):218. (Abstr.)
14. Safaa, H. M., E. Jiménez-Moreno, B. Vicente, R. Lázaro, X. Arbe, and G. G. Mateos. 2007. Effect of main cereal of the diet and particle size of the cereal on productive performance and egg quality of brown laying hens in early phase of production. Poult. Sci. 86 (Suppl. 1):315. (Abstr.)
15. Lavara. R., F. Marco-Jimenez, C. Cortell, H. M. Safaa, and J. S. Vicente. 2006. Sperm head morphometry parameters in two selected rabbit lines. Asociación Española de Reproducción Animal (AERA), The British Andrology Society, El congreso no 8, 19-21 Octubre, La Manga del Mar Menor (Murcia), Spain. (Abstr.)

• Books:

Safaa, H. M. 2011. Productivity and Egg Quality in Commercial Brown Laying Hens. ISBN 978-3-8465-1255-5. LAMBERT Academic Publishing (LAP), GmbH & Co. KG, Saarbrücken, Germany.

• Books in Arabic Language for graduate students:

• In Spanish:

1. Article WPSA-AECA 2008-XLV Symposium Científico-wpsa1208780015a.pdf (122,2 kB)
2. Article AIDA-ITEA 2007-XII-vol_28_1_safaa-pp 222-224.pdf (32,9 kB)
3. Artículo Albéitar 2008-vol 117-Julio/Agosto-pp 54-57.pdf (191,9 kB)