Introduction
Review of literature
Pectin Methylesterase
Effect of temperature and moisture on thec development of the disease
Materials and methods
Isolation and identification of the casual pathogen
Effect of planting date of tomato on severity of the disease
Experimental Results
Development of leaf wilt due to infection
Population of fusarium oxysporum in stems of infected tomato plants
Activity of certain enzymes in healthy and diseased tomato plants
Fungitoxicity of xylem extracts and diseased tomato plants
Effect of temperature on production of Pectin methylesterase , Polyphenol oxidase
Discuusion
summary
Literature cited
Arabic summary
الفهرس 
