more... > Catalog > Lawn & Garden > Insect & Disease Control > Louisiana Plant Pathology: Southern Root-knot Nematode on Vegetables [Image: southern root-knot nematode] The southern root-knot nematode (Meloidogyne incognita) is a widespread problem in Louisiana. This pest favors the soils where most vegetables are produced and has been found in about 25 percent of the vegetable gardens in our state. This nematode can be extremely damaging to some crops and causes severe losses. (PDF Format Only) Louisiana Plant Pathology: Sclerotial Blight and Circular Spot of Sweet Potato [Image: sweet potatoes] Sclerotium rolfsii is a soilborne fungus that causes southern blight on a wide variety of plants. Proper identification is the key to successful disease management. This fact sheet is intended to aid in the identification and management of Sclerotial Blight and Circular Spot. (PDF Format Only) Louisiana Plant Pathology: Tomato Yellow Leaf Curl [Image: tomato yellow leaf curl] Tomato yellow leaf curl is a relatively new whitefly-transmitted virus disease of tomatoes in the United States. It was first observed in South Florida in 1997 and has since spread throughout much of the Southeast, including Louisiana where it was first observed in 2000. Proper identification is the key to successful disease management. This fact sheet is intended to aid in the identification and management of this disease of tomatoes. (PDF Format Only) Disease Management in Home Vegetable Gardens [Image: home vegetable gardnes] This publication is intended to introduce home vegetable gardeners to the various methods used to manage the many diseases that affect these crops.  more articles... Louisiana Plant Pathology: Fire Blight [Image: fire blight] Fire blight is a common and serious disease of certain members of the pome fruit subgroup of the rose family. This article discusses how the disease develops and steps to manage it. (PDF Format only) Louisiana Plant Pathology: Southern Blight [Image: southern blight] Proper identification is the key to successful disease management. This fact sheet is intended to aid in the identification and management of the disease known as southern blight. (PDF Format Only) Louisiana Plant Pathology: Tomato Pith Necrosis [Image: tomato pith necrosis] Proper identification is the key to successful disease management. This article is intended to aid in the identification and management of tomato pith necrosis. (PDF Format Only) Louisiana Plant Pathology: Phytophthora Blight of Peppers [Image: Phytophthora Blight of Peppers] Proper identification is the key to successful disease management. This fact sheet is intended to aid in the identification and management of phytophthora blight on peppers. Louisiana Plant Pathology: Foliar Diseases of Watermelon [Image: diseases of watermelon] Proper identification is the key to successful disease management. This fact sheet is intended to aid in distinguishing among three common foliar diseases of watermelon. (PDF Format Only) Louisiana Plant Pathology: Downy Mildew on Cucurbits [Image: downy mildew on cucurbits] Downy mildew is a potentially devastating disease of all cucurbits. Disease symptoms, development, control measures and color photographs of symptoms on pumpkin, cucumber and watermelon are included. Rose Diseases [Image: rose diseases] Louisiana's warm, humid weather encourages the development of several serious diseases that can damage rose bushes. This publication describes the major rose diseases found in Louisiana and offers disease management tips. Insect Management in Home Vegetable Gardens [Image: vegetable insect management] Louisiana is blessed with long growing seasons which make year round gardening possible. To be successful, however, you must have an insect management program. Learn how to tell if the insect is beneficial to your garden, or if it is a pest and determine what to use if controls are necessary. Bug Biz: Blackberry (Raspberry) Crown Borer [Image: Bug Biz] Blackberries are a favorite springtime fruit in Louisiana. The blackberry (raspberry) crown borer is a serious pest of blackberry plantings and causes loss of plant vigor, loss of yield and plant destruction. Damage, life cycle, monitoring and control recommendations included. Camellia Flower Blight [Image: Camellia Flower Blight] Camellia flower blight is by far the most serious disease of camellias in Louisiana. This disease is caused by the fungus Ciborinia camelliae. This publication includes information on the symptoms, control and life cycle of the fungus. More...