Publications

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1998
Abbas, M. T., A. Rammah, I. A. Hanna, M. Monib, M. Fayez, and N. A. Hegazi, "Sustainability of Leucaena and Sesbania mixed with Rhodes grass grown in sandy soils and inoculated with diazotrophs", The National Symposium on Nitrogen-Fixing Leucaena Trees, El-Arish, North Sinai, Egypt, Printshop of the Ministry of Agriculture and Land Reclamation, Giza, Egypt, pp. 129-146, 1998.
1996
Swelim, D. M., L. D. Kukendall, F. M. Hashem, and S. M. Abdel-Wahab, "Competitiveness of Rhizobium sp (Leucaena leucocephala) (Lam.) Dewit strains and their genetically marked derivatives", Letters in Applied Microbiology, vol. 22, pp. 443-447, 1996.
Kukendall, L. D., D. M. Swelim, F. M. Hashem, S. M. Abdel-Wahab, and N. A. Hegazi, "Symbiotic competence, genetic diversity and plasmid profiles of Egyptian isolates of Rhizobium sp. from Leucaena leucocephala (Lam.) Dewit. ", Letters in Applied Microbiology, vol. 22, pp. 347-352, 1996.
1994
Hegazi, N. A., A. Rammah, E. M. Megeed, and A. Hosny, "Contribution of integrated systems of biological nitrogen fixation to the N-status of intercropped legumes and non-legumes in sandy soils: Berseem clover-rye grass mixtures", Recent Developments in Biological Nitrogen Fixation Research in Africa., Rabat, Morocco, Hassan II Institute of Agronomy and Veterinary Medicine, pp. 588-596, 1994.
Youssef, H., A. Helmy, M. Fayez, A. Higazy, M. Eid, A. Rammah, I. A. Hanna, M. Monib, and N. A. Hegazi, "Effect of inoculation with mixed population of associative diazotrophs on yield of pure and mixed stands of legume and non-legume forage crops grown in sandy soils of Egypt", The Sixth International Symposium on Nitrogen Fixation with Non-Legumes, Ismailia, Egypt, The American University in Cairo Press, pp. 491-492, 1994.
Hamza, M. A., H. Youssef, A. Helmy, G. A. Amin, M. Fayez, A. Higazy, H. M. El-Khawas, M. Monib, M. Z. Sedik, and N. A. Hegazi, "Mixed cultivation and inoculation of various genera of associative diazotrophs.", The Sixth International Symposium on Nitrogen Fixation With Non-Legumes. , Cairo, Egypt, The American University in Cairo Press, pp. 319-326, 1994.
Youssef, H., A. Helmy, M. T. Abbas, M. Fayez, A. Higazy, H. El-Khawas, M. Eid, M. Z. Sedik, I. A. Hanna, A. Rammah, et al., "Performance of associative diazotrophs introduced to pure and mixed stands of legume and non-legume crops grown in sandy soils of Ismailia and Sinai", The Sixth International Symposium on Nitrogen Fixation with Non-Legumes, Ismailia, Egypt, The American University in Cairo Press, pp. 423-429, 1994.
Helmy, A., H. Youssef, A. Rammah, I. A. Hanna, M. Eid, E. H. Bedaiwi, and N. A. Hegazi, "Response of summer forage crops grown in sandy soils to inoculation with mixed population of associative diazotrophs. ", The Sixth International Symposium on Nitrogen Fixation with Non-Legumes, Cairo, Egypt, The American University in Cairo Press, pp. 489-490, 1994.
Abbas, M. T., A. Rammah, M. Monib, E. H. Ghanem, M. A. M. Eid, M. F. Z. Emara, and N. A. Hegazi, "Wheat cultivation in sandy soils as affected by N-fertilization and composite inoculation with associative diazotrophs", The Sixth International Symposium on Nitrogen Fixation with Non-Legumes, Ismaiia-Egypt, The American University in Cairo Press, pp. 485-487, 1994.
1991
Monib, M., M. Saber, A. M. Gomaa, and N. A. Hegazi, "Enrichment of tomato sand cultures with composite inocula of associative dinitrogen fixers, p-dissolving bacilli and VAM. ", The 5th International Symposium on Nitrogen Fixation With Non-Legumes, Florence, Italy, Kluwer Academic Publishers, Dordrecht, The Netherlands, pp. 317-319, 1991.
1972
Hegazi, N. A., and V. Jensen, "Studies of Azotobacter bacteriophages in Egyptian soils.", Soil Biol. Biochem., vol. 5, pp. 231-243 , 1972.
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