| [Image: mold]Sooty Mold Sooty mold, caused by Capnodium sp., is the result of a nonplant pathogenic fungus that grows superficially as a thin black layer on leaves, fruit, twigs and stems of various crop plants or trees. This fungus grows on the honeydew produced by insects with piercing-sucking mouthparts. The insects, including aphids, mealy bugs, scales and whiteflies, pierce the plant tissue with their stylets and suck cell sap. |
| [Image: camellia flower blight]Louisiana Plant Pathology: Camellia Flower Blight Camellia flower blight is the most common disease of camellias in Louisiana. This publication describes the disease and how to manage it. (PDF Format Only) |
| [Image: picture]Fungicides for the Management of Downy Mildew of Cucurbits Downy mildew, caused by Pseudoperonospora cubensis, is a potentially destructive disease of all cucurbits. The use of fungicides is the primary means of managing this disease. |
| [Image: Mole Crickets]Bug Biz: Mole Crickets Mole crickets cause millions of dollars in turf and grass damage each year. Their burrowing in the soil breaks up the soil and causes roots to dry out. Identification, life cycle and control included. |
| [Image: bacterial leaf scorch]Louisiana Plant Pathology: Bacterial Leaf Scorch of Landscape Trees Bacterial leaf scorch is a common disease that affects a variety of trees used in the landscape. This fact sheet describes the disease and how to identify it. (PDF Format Only) |
| [Image: brown patch]Large Patch of Warm-season Turfgrasses Large patch (formerly called brown patch) is the most common disease of warm-season turfgrasses in Louisiana. This article decribes the disease and how to manage it. |
| Louisiana Lawns Fact Sheet: The Centipede Decline Problem Centipedegrass is a popular lawn grass in Louisiana. Although centipede is a low-maintenance grass, proper management is still important. This publcation covers factors that contribute to centipede decline: improper plant nutrition, cultural practices, and soil and water conditions. |
| Sweet Potato Diseases Provides information and symptions related to several common diseases in sweet potatoes. |
| [Image: Photo of strawberry plant]Fungicides for Commercial Strawberry Production Diseases can be a limiting factor to the commercial production of strawberries in Louisiana. This document provides information on the fungicides available to manage these diseases. |
| [Image: Leaf & crown rot of liriope]Leaf and Crown Rot of Liriope Leaf and crown rot of liriope, caused by the 'water mold' Phytophthora palmivora, is a serious disease of liriope both in the nursery and the landscape. |
| [Image: Sweet potato with root-knot nematode]Nematodes in Sweet Potato Nematodes are a serious pest to both our sweet potato industry and for those people growing them in a home garden. These pests affect the total production and quality of the sweet potato. Since the damage occurs to roots below ground, they are often not recognized as being a problem. |
| [Image: shealth blight]Louisiana Plant Pathology: Shealth Blight of Rice Sheath blight has been the most economically significant disease of rice in Louisiana since the early 1970s. The disease is caused by a fungal pathogen of both rice and soybeans. This fact sheet describes the symptoms of the disease and gives suggested management procedures. |
| [Image: Mushroom and Fairy Rings in Lawns]Fairy Rings and Mushrooms in Lawns We often see lawns with mushrooms or doughnut rings of dying or dark green grass. These are referred to as "fairy rings." This publication includes information on how to control fairy rings in your lawn. |
| [Image: Scab lesions on nuts]Pecan Disease Synopsis This document describes the diseases that occur most frequently on pecan trees in Louisiana. |
| [Image: Slime Mold Crust on Turfgrass]Slime Mold Crust on Your Turfgrass This publication includes information on the life cycle, damage and control of slime mold on turfgrass. |
| [Image: Photo of Brown Patch]Fungicides for Louisiana Turf A variety of diseases affect both the quality and performance of turfgrasses in Louisiana. This publication provides information on fungicides registered for use on turfgrass in Louisiana. |
| [Image: st. augustinegrass]Louisiana Plant Pathology: St. Augustine Decline St. Augustine disease is a virus disease that affects St. Augustine grass across the Gulf States. This fact sheet describes the disease and how to mange it. Color photos are included. (PDF Format Only) |
| [Image: Photo of TYLCV-infected tomato plant]TYLCV-Resistant Tomato Varieties Tomato yellow leaf curl is a potentially destructive disease of tomatoes caused by the tomato yellow leaf curl geminivirus (TYLCV). This disease is generally introduced into fields on infected transplants, but is then spread from plant to plant by the silverleaf whitefly. Management of this disease relies in part on the use of TYLCV-resistant tomato varieties. |
| [Image: scurf]Louisiana Plant Pathology: Scurf of Sweet Potato Scurf is a common disease of sweet potatoes. Proper identification is the key to successful disease management. Use this fact sheet to help you identify and manage this disease. (PDF Format Only) |
| [Image: nematodes in sweet potatoes]Nematode Management in Louisiana Sweet Potato Production Plant-parasitic nematodes can damage plants in many ways and are considered to be a serious threat to sweet potato production in Louisiana. This publication describes problematic nematode species and management strategies available for these pests. |
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