more... > Crops & Livestock > Insect & Disease Control > Vegetables > Louisiana Plant Pathology: Scurf of Sweet Potato [Image: scurf] 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) Nematode Management in Louisiana Sweet Potato Production [Image: nematodes in sweet potatoes] 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. (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: 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. (PDF format only)  more articles... Insect Pest Management in Louisiana Sweet Potatoes [Image: sweet pototo insects] Soil insect pests can be extremely problematic in Louisiana sweet potato production. The majority of insect damage in sweet potatoes occurs on the root surface and consists of unattractive scars and holes. The market tolerance for this cosmetic injury is very low, and minimal insect damage can drastically affect the marketability of the crop. (PDF format only) Managing Cucumber Beetles (Rootworms) in Louisiana Sweet Potato Production [Image: cucumber beetle] Cucumber beetles (rootworms) are significant insect pests of sweet potatoes in Louisiana. Adults and larvae of these insects feed on sweet potatoes, but larvae are the most damaging. Descriptions of the banded cucumber beetle and the spotted cucumber beetle, as well as management strategies for these insects, are included in this publication. (PDF Format Only) Bug Biz: Lepidopteron Insect Pests in Sweet Potato Production [Image: Sweet Potato Insect Pests] This publication deals with some of the insects that attack sweet potatoes in Louisiana. It covers such pests as beet armyworms, soybean loopers and cabbage loopers and includes background information, descriptions of the pests and details on the damage they can cause. PDF format only.