ABDULRAHMAN SAAD DAWOOD2022-06-012022-06-012441https://drepo.sdl.edu.sa/handle/20.500.14154/56181en-USEFFECTS OF NUTRIENT DEFICENCY AND LEAF LOCATION IN PLANTS ON PROBING BEHAVIOR POTATO LEAFHOPPER, EMPOASCA FABAE (HOMOPTERA: CICADELLIDAE) .Thesis