TY - BOOK AU - Farag Mohamed Fareg Abdalla AU - Ali Omar Ezz Eldeen Elshemi , AU - Magdy Mohamed Saber , AU - Mona Mahmoud Maher Ragab , TI - Studies on powdery mildew disease affecting pea plants in Egypt / PY - 2012/// CY - Cairo : PB - Farag Mohamed Fareg Abdalla , KW - Erysiphe pisi KW - Pea KW - Powdery mildew N1 - Thesis (Ph.D.) - Cairo University - Faculty of Agriculture - Department of Plant Pathology; Issued also as CD N2 - Powdery mildew disease on pea plants is considered one of the most important disease that attack this crop in Egypt .It causes great reduction in the yield . The obtained results of the present study could be summarized as follows . Powdery mildew on pea plants was more severe at Tanta and Qtour (Gharbya governorate) Ekhamol (Kafr Elsheikh governorate) Banha (Qalubia governorate) and Damnhor at Behera governorate during February 2007 ER -