HASSAN YAHYA AYEDH2022-06-022022-06-023708https://drepo.sdl.edu.sa/handle/20.500.14154/62093en-USFIELD BIOLOGY OF RUSSIAN WHEAT APHID , DIURAPHIS NOXIA (MORDVILKO) (HOMOPTERA: APHIDIDAE ) ON WHEATS DIFFERING IN CATEGORIES OF RESISTANCE.Thesis