1. EL-Sheikh, M.H. 1993. Comparative efficiency of high and low yielding testers in evaluating S1 lines in maize. J. Agric. Sci. Mansoura Univ., 18(11): 3139- 3145.
2. EL-Sheikh, M.H. 1993. Evaluation of maize cultivars and their interaction with years. J. Agric. Sci. Mansoura Univ., 18(12): 412-3419.
3. EL-Sheikh, M.H. 1994. Response of some maize varieties to plant densities and irrigation treatments. J. Agric. Sci. Mansoura Univ., 19(1): 411- 420.
4. Shalaby, Essam E.; M.M.EL-Ganbeehy and M.H.EL-Sheikh. 1992. Performance of wheat genotypes under drought stress. Alex. J. Agric. Res. 37(1): 33- 51.
5. EL-Sheikh, M.H. and Essam E. Shalaby. 1993. Effect of weed control and nitrogen fertilization on yield and agronomic traits in maize. Egypt. J. Appi. Sci. 8(6): 518- 530.
6. Shalaby, Essam E.; M.M.EL-Ganbeehy and M.H.EL-Sheikh. 1993. Response of several wheat genotypes of different levels of nitrogen fertilization. Minufiya J. Agric. Res. 18(2): 1079- 1096.
7. Shalaby, Essam E., and M.H.EL-Sheikh. 1993. Maize response to several weed control treatments. Minufiya J. Agric. Res. 18(2): 1059- 1077.
8. EL-Ganbeehy, M.M.; E.E. Shalaby and M.H. EL-Sheikh.1993. Wheat losses as influenced by late harvest under different seeding rates and nitrogen levels. J. Agric. Sci. Mansoura Univ.,18(7):1901- 1910.
9. EL-Sheikh, M.H. and Sh.A. EL-Shamarka. 1994. Evaluation for yield stability of some maize genotypes. Minufiya J. Agric. Res. 19(1): 35- 48.
10. Esmail, S.E. and M.H. EL-Sheikh. 1994. Relationship between the nitrogen fertilizer levels and the yield of some maize varieties supported by response curve. Minufiya J. Agric. Res.19(1):139- 152.
11. EL-Bendry, A.A.; Z.N. Mobarak; F.E.Abdalla and M.H. EL-Sheikh. 1992. Genotypic differences in nutrients uptake and utilization in maize. African J. for Agric. Sci. 19(1): 107- 122.
12. EL-Sheikh, M.H. 1999. Response of some maize genotypes to water stress. Alex. J. Agric. Res. 44(1): 61- 77.
13. EL-Sheikh, M.H. 1999. Advances from half-sib and full-sib family selection within two maize populations. Alex. J. Agric. Res. 44(3): 195- 208.
14. EL-Sheikh, M.H. 1999. Improvement of a composite cultivar of maize by recurrent selection based on general combining ability. Alex. J. Agric. Res. 44(3): 229- 237.
15. EL-Sheikh, M.H. 1999. Estimates of stability parameters for some yellow maize hybrids. Minufiya J. Agric. Res. 24(5): 1643- 1650.
16. Abdel-Mawgood, A.L. and M.H. EL-Sheikh. 2000. Effect of seed sources on yield and its components of maize hybrid Giza 310. Alex. J. Agric. Res. 45(1): 143- 153.
17. Abdel-Mawgood, A.L. and M.H. EL-Sheikh. 2000. Comparing of S1 and test cross evaluation in maize. J. Agric. Sci. Mansoura Univ., 25(6): 3077- 3085.
18. EL-Sheikh, M.H. and M.Abd. EL-Sattar Ahmed. 2000. Gene effect and inheritance of quantitative traits in two maize crosses. J. Agric. Sci. Mansoura Univ., 25(6): 3087- 3097.
19. Ahmed, M. Abd EL-Sattar; M.H. EL-Sheikh and Sh. EL-Shamarka. 2005. Diallel analysis of yielding ability and earliness in maize. J. Agric. Sci. Mansoura Univ., 25(7): 3717- 3726.
20. EL-Sheikh, M.H. and A.L. Abdel-Mawgood. 2000. Estimation of genetic and environmental parameters in four maize populations. J. Agric. Sci. Mansoura. Univ., 25(7): 3727- 3733.
21. EL-Sheikh, M.H. 2000. Evaluation of some maize cultivars under different levels from productivity regimes. Minufiya J. Agric. Res. 25(1): 37- 53.
22. Salem, S.A.; M.A. Ahmed and M.H. EL-Sheikh. 2001. Yield stability of Egyptian faba bean genotypes. 4th European conference grain legumes-Cracow.
23. Habliza, A.A. and M.H. EL-Sheikh. 2005. Methods for comparing the breeding potentiality of nine maize populations. Egypt. J. Appl. Sci., 20 (2B): 431- 444.
24. Ahmed, m. Abd EL-Sattar; M.H. EL-Sheikh and SH. A. EL-Shamarka. 2005. Additive and dominance variance in e new variety of maize. Alex. J. Agric. Res. 50 (2B): 131- 135.
25. Ahmed, M. Abd EL-Sattar; M.H. EL-Sheikh; S.A. Salem and Lydia Elias Wahba. 2005. Response to selection in relation to selection intensity and plant densities in maize. Alex. J. Agric. Res. 50 (2B): 121- 129.
26. Shalaby, A.A., M.H.EL-Sheikh, H.M. Ibrahim and A.H. Moustafa. 2008. Response of some faba bean varieties to biofertilizer and soil nitrogen application. Jellr. of the Advan. Agric. Res. 13(4): 765-779.
27. Abd EL-Hamied, A.E. and M.H. EL-Sheikh. 2010. Effect of plant density on plant characters and grain yield in some mazie genotype. Alex. J. Agric. Res. Special Issue. 55(1): 11-18.
28. M.Abd EL-Sattar Ahmed, M.H. EL-Sheikh, Kadria Mahmoud EL-Sayed, Doaa Khamis Abdel-Mohsen. 2010. Combining abilities of forage maize ensilability characters as affected by plant density. Alex. J. Agric. Res. Special Issue. 55(1): 51-61.
29. M.Abd EL-Sattar Ahmed, M.H. EL-Sheikh, Kadria Mahmoud EL-Sayed, Doaa Khamis Abdel-Mohsen. 2010. Maize forage yield and botanical composition as affected by genotype and plant density. Alex. J. Agric. Res. Special Issue. 55(1): 63-76.
30. M.Abd EL-Sattar Ahmed, M.H. EL-Sheikh, Kadria Mahmoud EL-Sayed, Doaa Khamis Abdel-Mohsen. 2010. Dialel Analysis for Grain Yield and Yield Components in Maize(Zea mays L.) Under Normal and Stressed Plant Density. Alex. J. Agric. Res. Special Issue. 55(1): 77-94.
31. EL-Sheikh, M.H.; M.A. Ahmed, M.N. Barakat and S.M. Awad-Allah. 2011. Variations among maize (zea mays, L.) S1 families under variable nitrogen fertility levels. Seventh Pl. Breed. Conf. May 4-5 (Alexandria), Egypt. J. Plant Breed. (15): 145-155.
32. Ahmed, M. Abd EL-Sattar, M.M. EL-Sheikh, M.N. Barakat and S.M. Awad Allah. 2011. S1-family selection for variable nitrogen fertility levels in maize. Seventh Pl. Breed. Conf. May 4-5 (Alexandria), Egypt. J. Plant Breed. (15): 157-173.