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# عنوان البحث المشارك في البحث سنة البحث
891 Extractable Zn, Fe, Mn and copper from different soils using H-Resin, Na-Resin, DTPA and Root Exudates under different temperatures أ.د.حسانين جمعة حسانين الصعيدى 1979
892 The effect of some soil conditioners on the properties of an artificially alkalized soil, yield and nutrient composition of maize plants أ.د.محمد عبدالرازق أحمد عبد الرازق 1979
893 Design, use and evaluation of a modified subsurface irrigation technique to grow wheat and peas in sandy calcareous soils. أ.د.حسانين جمعة حسانين الصعيدى 1979
894 Response of citrus trees in Assiut to soil and foliar fertilization with N, P, K and or certain micronutrients أ.د.محمد فتحى غنيم محمد 1979
895 Foliar spray fertilization of sugarcane: 1- Effect of spraying with different micronutrient solutions on the growth and yield of cane. أ.د.حسانين جمعة حسانين الصعيدى 1979
896 Levels of silicon in some soils or the Nile Valley and their relation to some soil properties: 1 Total and amorphous silica أ.د.إمام محمد إمام محمد خليفة 1978
897 Problems of soil fertility under arid and semi arid conditions. أ.د.محمد فتحى غنيم محمد 1978
898 Response of three potato cultivars to inoculation with Azotobacter أ.د.فريدة حسن على بدوى 1978
899 Properties of some virgin sandy soils as affected by changes in irrigation water and leveling أ.د.جلال أحمد صالح الغرابلى 1978
900 Effect of sulfur application on sulfur-oxidizing bacteria and yield of two leguminous crops ZbI أ.د.فريدة حسن على بدوى 1978