within the syllabus for autumn semester, graduate students in Department of animal production presented three seminars, Master student Amar Armash Hamad seminar entitled role Effect of using phytase enzyme in common carp fish diets. Master student Uday Abdul Hussein a seminar entitled Effect of aromatase inhibitors on sexual differentiation and embryonic development in chicks. The importance of changing the sex ratios leads to an increase in the production of chickens for meat, and this in turn results in significant economic benefits in the poultry industry. Master student Ahmed Hameed A seminar entitled Effect of biochar on some productive traits and nutrient digestibility in Awassi lambs. As he showed the importance of adding biochar to the diet may improve the performance of some productive traits and the coefficient of digestibility of nutrients in Awassi lambs.