N.A.El-Dib, E. - M. O, H.H.El-Rahimy, M.K.Sobhy, and A.I.El-Adawy,
"Intestinal parasitic infection in Yemeni labourers in Taif, Saudi Arabia. ",
Third Kasr Al Ainy Medica Congress, Faculty of Medicine, Cairo University, Cairo, 12 March, 1991.
Abdelrahman, M. M., and A. M. Al-bahi,
"Optimal Smooth and Orthogonal Grid Generation",
tenth International Symposium on Air Breathing Engines, ISABE., Nottingham, England, United Kingdom, 1991, 1-6 September, 1991.
Soliman, Reda, I., S. Youssef, and M. Refai,
" Studies on factors influencing immune response in chickens. III. Effect of ultracorn on chicken immune response to Newcastle disease virus vaccine. ",
J. Egypt. Vet. Med. Ass., vol. 51, , pp. 387-400 , 1991.
Badawy, W. A., and Kh.M.Ismail,
" "Corrosion and Passivation of Ti, Ta and Zr in Nitric Acid Solutions" ",
ISE , 42 nd Meeting , Aug.25-30 ,1991, Montreux, Switzerland, vol. 42, pp. 102, 1991.
. Saleh, M. A., G. S. El-Baroty, A. Afify, Nehal, and E. Abd El- Reheim,
" Receptor –bound toxicants as a biomarker for environmental pollutants, ",
CPE VIII, Chemistry for the protection of Environment, Polytechnical University Lubin, Poland , 16-19 Sep., University Lubin, Poland , 16-19 Sep., CPE VIII, Chemistry for the protection of Environment, Polytechnical , 1991.
Mona El-Enbaawy; Soliman, R.; Refai, M.,
"): Studies on factors influencing immune responses in chicken .IV.-Effect of PIND-AVI on phagocytic activities of chicken macrophages in vitro. T",
he 20th Arab Vet,Med, Cong.,J.Egypt. Vet.Med.Ass.,., vol. 51(1/2), pp. 401-408, 1991.
Abousteit, E. O., and S.A.Shehata,
".Critical period of weed competition in fall planted potatoes (Solanum tuberosum, L)",
). Bull. fac.of Agric., Univ. of Cairo, , vol. 4, issue 43, pp. 1207-1220, 1991.
A.H., E. - D., E.O.Abusteit, A. A. Shalaby, E. T. Kishk, and H. S. Khafaga,
Agro management of salthbush (Atriplex nummularia) under saline conditions,
, vol. 2, pp. 353-370, 1991.
Aboul-Enein, M. I., A. M. Aboul-Enein, S. I. Issa, N. Abdel-Moean, and S. Abdel-Aziz,
"The antileukemic effect of willow plant extracts: An in-vitro study",
Egypt. J. Haematol., , vol. 16, issue 3, pp. 225-234, 1991.