Elshiekh Osman M. quantitative and qualitative responses of three varieties of Sugarcane to different rates of urea-N under Kenana conditions Ph.D. thesis Faculty of Agric. Sci. University of Gezira, 1995.
Elshiekh. Osman M. effect of different nitrogen sources on the growth and chemical composition of cotton grown under Gezira condition. M.Sc thesis Faculty of Agric. Sen. University of Gezira 1985.
Elshiekh Osman M. Soil analysis in Mauritius, training report in MSIRI 1987.
Elshiekh Osman M. Plant analysis adopted in Mauritius, training report MISIRI 1987.
Biochemistry Laboratory Manual–Biochemistry Department–Faculty of Medicine. IUA 2009
Elshiekh Osman M. Naim A. Ali and Osman A. Sidanmed influence of various nitrogen sources on ionic balance. Non-volatile organic acids and dry matter production of cotten grown under Sudan Gezira conditions, Agrochemical journal 1991.
Naiem A. Ali Osman Mehd. Elshiekh and Osman A. Sidahmed influence of the nitrogen forms on soil nitrate and nitrate reductase activity of the cotton grown under Gezira conditions (agrochemical journal 1991).
Elshiekh Osman M. Naiem A.Ali and Osman A. Sidahmed effect of different nitrogen source on dry matter. Lons uptake and nitrogen recovery by cotton presented for Sudanese soil sciences soicity 1st meeting, (Publeshed Afrinca Agric. Journal Vol 22. No. 1. 1995).
Elshiekh Osman M. role of soil and plant analysis in sugarcane production presented to seminar organized by Kenana management to investigate the problems of production 1990.
Daw Elbeif S.E.N.A. Ali and O.M. Elshiekh Effect of the nitrogen forms on the uptake of some nutrient elements by long staple cotton. Sudanese soil sci. Journal No.1 1995.
Elshiekh. O.M. nitrogen transformation under Kenana conditions K.S.C. sugarcane res. Dept. ann. Report 1988-89
Elshiekh. O.M. phosphorus. Potassium and total nitrogen in filter cake from Kenanan Factory. Tech. report 1987.
Ali. O.A. and O.M. Elshiekh. Aerial application of booster nitrogen at Kenanan. Preliminary report 1990-91.
Elshiekh. O.M. influence of different nitrogen rates on NPK uptake. Juice quality and yield of the variety co 6806 annual report 1988-89.
Elshiekh O.M Determination of phosphate in cane juice KSC sugar research dept. annual report 1988-89. 89-90. 90-91. and 91-1992.
Elshiekh O.M. analysis of irrigation and drainage water for NH+ 4. NO–2 and NO–3. annual report 1989-90.
Elshiekh O.M. investigation of the various factor that may affect phosphate accumulation in cane juice. Annual report 1989-90. 1990-91;1991- 92.
Study on glucose tolerance in pregnancy as screening test and diagnostic tool for gestational diabetes mellitus by Abadmarouf, M. Abdullatif .T., Babekir A., Abdelroof. A and Elshiekh . O.M. Sudan journal of medical sciences voll. No. 2.2006.
Levels of sodium potassium and hemoglobin in the blood of Sudanese children infected with malaria. Elshiekh O.M. et.al. Omdurman journal of pharrceutical sciences. Vol. 1-No. 3-2007.
Munhal. H Almgboul A.Z, Omer A.A. and Elshiekh O.M. in vitro antibacterial activity of pistaca lentisus L. (Misteka) against some human bacterial infections. Journal of science and technology. Vol. No. 1 Jan. 2004.
Effect of trace elements on health and reproductively of eastern African sheeps, African university congress. Khartoum Sudan Jan. 2006.
By: Dr. Barkat Elmaheid, Dr. O.M. Elshiekh and Dr. H. A/alla Alawada.
Effect of Acacia nilotica leaves extract on the serum biluribin and some liver enzymes of jaundiced patient. University of Africa Journal of Science 2010 Vol.1. presented for. Arab universities union conference on promising plants held at Khartoum – Sudan.
Antibacterial activity of the plant Anogessius schimperi Elshiekh. O.M. et. al. presented for promising plants conference.
Influence of bee stings on thyroid function hyperthyroid women accept for publications University of Africa Journal of Science 2011. Presented for the 1st conference on bee breeds & honey productions and utilization Fact. Of Agric. University of Eltahdi. Sert Lybia. May 2006.
Influence of anti tuberculosis drugs on urea, creatinine and uric deid in serum of Tb patients Kassala – Sudan Gadah. S., Abdoon, Elshiekh O.M. A.E. Osman, O. Aziz and A. Mohidim. Presented for the 8th scientific conference: endemic and emerging disease: national centre for research friendship wall, Khartoum Sudan- August 2007(accepted for publication. Scientific Biological Journal Malaysia 2011).
Some hematological change in tuberculosis patients using various chemotherapies: Elshiekh O.M. et.al. (submitted for publication).