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# عنوان البحث سنة البحث
661 Reaction of certain tomato varieties and their F1 hybrids to streak disease viruses and relationship between chemical composition of plants and disease resistance. 1985
662 Studies on corn seed-borne fungi . 1985
663 Studies on corn seed-borne fungi . 1985
664 Biochemical changes of onion bulbs due to infection with Botrytis allii Munn the causal organism of neck rot disease, during storage 1984
665 Effect of Root Exudates, Sulphide Compounds and Culture Filtrates of Certain Microorganisms on Infectivity of Tobacco Mosaic and Potato Virses. 1984
666 Effect of Root Exudates, Sulphide Compounds and Culture Filtrates of Certain Microorganisms on Infectivity of Tobacco Mosaic and Potato Virses. 1984
667 Production of potato virus-free plants by means of callus method. 1984
668 Reaction of certain tomato varieties to streak disease viruses under Assiut Governorate conditions. 1984
669 Effect of root exudates of different plants of certain crop rotation on the incitants of tomato damping - off and Fusarium basal rot of onion 1983
670 Effect of root exudates of different plants of certain crop rotation on the incitants of tomato damping - off and Fusarium basal rot of onion 1983