Since I was appointed in the staff of the faculty of agriculture ,I have been teaching many subjects and courses including:
Designing and making the statistics of the experiments.

Mathematics for the agriculturalists.

The basics for raising a plant.

Raising self-fertilizing crops.

The technology of fibers and classifying cotton.

The basics of planting and producing crops.

Raising multi-fertilizing crops.

The continuous increase in the main serials crops (wheat, maze ,cotton)in the period from 1998 to 2003.

Improving the Egyptian provender project.

Evaluating the garden and field crops disinfectants .

I am a member in "The Egyptian Association for Sugar Experts".

I am a member in "The Egyptian Magazine for The Agricultural Sciences".

I am a member in "The Egyptian Magazine for The Agricultural Sciences".

A course in developing the managerial skills.

Time and work pressures management.

The ethnics of the profession.

Developing the thinking skills.

Developing the communication skills.

A course in credit and quality assurance.

The modern teaching methods.

The ordinary course for training the trainers in the field of the agricultural and rural development (TOT).

The advanced course for training the trainers in the field of the agricultural and rural development (TOT).

A course in education development (MUCIA).

Abo-Kaied,H.M.H.,M.A.Abd El-Dayem and M.D.H.Dewdar(2007). Simultaneous selection for high yielding and stability of economic flax characters. J.Agric. Sci. Mansoura Univ., 32 (5): 3289-3301

Dewdar, M .D .H., S. K. A . Ismail and A.A. M. Atia (2008).Genotypic and phenotypic stability of five Egyptian cotton varieties. Egypt J. Plant Breed. 12(1):279-292.

Dewdar, M .D .H.,M.A.S.El-Yazal and S.S.S.El-Ganaini (2008). Effect of bio-fertilization and optimization of nitrogen fertilizer on vegetative growth, chemical composition, yield and yield components traits of wheat plants. Egypt J. of Appl., Sci., 23(4B) 486-501.

Dewdar, M .D .H. (2009. The potentiality of some Egyptian cotton varieties under drought stress condition. Egypt J. of Appl., Sci., 24 (4A):125-135.

Abd El-Samei,F.S., M .D .H. Dewdar and S .K. A. Ismail (2009). Response of two maize (Zea mays L.) genotypes for some water stress and nitrogen fertilization treatments. Fayoum J. Agric. Res. & Dev., 23(1B):45-53. .

El-Ganaini,S.S.S.,Sawsan A.S.El-Yasal and M.D.H.Dewdar (2008). Effect of soil application of nitrogen fertilizer and foliar NPK on vegetative growth, chemical composition, yield and yield components traits of wheat plants. Egypt J. of Appl., Sci., 23(5) 44-58.

Dewdar, M .D .H. and S. K. A . Ismail (2008). Genetic aspects of combining ability in a diallel cross among old and new cotton varieties cultivated in Fayoum. Egypt J. Plant Breed. 12(2):179-189.

Studying the contribution of some agronomic factors to cotton yield variation. Fayoum J. Agric. Res. & Dev.,22(1):135-147..

Mean performance, combining ability and heterosis of new Egyptian cotton genotypes as parental genotypes in plant breeding programs.1-Yield and yield component characters. Proc. Of 4th Conf.Pl. Breed.7(1):127-145.

Effect of transplanting and some cultural practices on earliness, productivity and some technological Fiber properties of Egyptian cotton. J. Agric. Sci. Mansoura Univ., 25 (12): 7345 - 7356..