Associate Professor
Department of Arid Regions Agriculture
Faculty of Environmental Sciences
Phone: 64837
Email: njadallah@kau.edu.sa
Doctorate degree from Genticsfaculty of Agr, Ain shams, القاهرة, مصــــــــر
Asscissat prf, Metrlo, جدة, المملكة العربية السعودية