Tomato Diseases and Their Control. by

Tomato Diseases And Their Control CONTENTS Types of diseases Diseases caused by bacteria and fungi Fusarium wilt Verticillium wilt Bacterial wilt Bacterial canker Southern blight Stem rot Damping-off Late blight Early blight Nailhead spot Gray mold Ghost spot Phoma rot Bacterial spot Bacterial speck Septoria leaf spot Leaf mold Gray leaf spot Anthracnose Buckeye rot Soil rot Minor fruit rots Virus diseases Tobacco (tomato) mosaic Internal browning Double-virus streak Single-virus streak Cucumber mosaic Potato-Y virus Spotted wilt Curly top Diseases caused by insects and nematodes Psyllid yellows Cloudy spot Root knot and other diseases caused by nematodes Nonparasitic diseases Blossom-end rot Gray wall Pockets Blossom drop Sunscald Growth cracks Cat face Leaf roll 2, 4-D injury Disease of undetermined origin Fruit pox Methods of disease control Use of resistant varieties Use of clean seed Crop rotation Isolation of tomatoes from disease-host plants Roguing of diseased plants and disposal of crop refuse Prevention of diseases in seedbeds Prevention of diseases of field-grown seedlings Cultural practices for prevention of diseases in the field Seed treatment Soil sterilization and disinfection Spraying and dusting Identification of tomato diseases A key to tomato diseases