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# عنوان البحث المشارك في البحث سنة البحث
631 Anatomical structure of corn roots in relation to their resistance to late wilt disease. أ.د.فرج أحمد سعيد أحمد 1990
632 Some factors affecting the incidence of potato brown rot. Assiut أ.د.فكرى جلال محمد فهمى 1990
633 Effect of Different Crop Sequences on Biological Control of Onion White Rot Disease By Trichoderma harzianum Rifai.. أ.د.محمد سامى محمد محمد مصطفى درويش 1990
634 Population dynamics of the fungal incitants of root rot and wilt disease complex of Sunflower. أ.د.فرج أحمد سعيد أحمد 1990
635 Effect of Intercropping Maize With Certain Legumes on Incidence of Maize Root and Staik Rots. أ.د.عبدالرازق عبدالعليم عبدالرازق النشار 1990
636 Effect of Soil Texture on Incidence of Maize Stalk Rot Caused By Fusarium moniliforme in Intercropping Planting. أ.د.محمد سامى محمد محمد مصطفى درويش 1990
637 Potential use of "Propolis" to control white rot disease of onion. أ.د.فكرى جلال محمد فهمى 1989
638 Effect of certain cultural practices and fungicides on control of white rot on winter onion and number of Sclerotium cepivorum sclerotia in soil أ.د.عبدالمنعم محمود أمين حسنين 1989
639 Elimination of sugarcane mosaic disease by tissue culture and hot water treatment. أ.د.فكرى جلال محمد فهمى 1989
640 Effect of certain cultural practices and fungicides on control of white rot of winter onion and number of Sclerotium cepivorum sclerotia in soil. أ.د.عبدالرازق عبدالعليم عبدالرازق النشار 1989