Mr. Eslam Mohamed Omar, postgraduate student at the Plant Protection   Department, will hold a seminar on   “Studies on pollen quality and thrir physiological effects on honey bees (Apis mellifera L .) "   Under supervision of: 1-   Prof. Mohammed Mohammed Khodairy 2-    Dr. Aly Ahmed Abd-Ella   Would be discussed on Monday 6/3/2017 at 10.00 o’clock in Department Hall