more... > Catalog > Crops & Livestock > Insect & Disease Control > Louisiana Plant Pathology: Strategies for Sampling Plant-Parasitic Nematodes in Field Crops [Image: sampling for nematodes] Plant-parasitic nematodes attack every field crop grown in Louisiana, including cotton, soybeans, corn, milo, rice, sugarcane, sweet potatoes and wheat. There are certain times of the year when nematode samples should be collected. The best time usually is during fall or early winter. Sampling time, procedures and handling included. (PDF Format Only) Pecan Spittlebug [Image: pecan spittlebugs] Pecan spittlebugs are found throughout the pecan-producing regions of Louisiana and can be a serious pest. The severity of infestations varies from year to year and from orchard to orchard. Life cycle, type of injury and control information are included. (PDF Format Only) Soybean Insect Identification Guide [Image: soybean insects] This guide can be used to aid in the identification of soybean insects in Louisiana. Louisiana Plant Pathology: Shealth Blight of Rice [Image: shealth blight] 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.  more articles... West Nile Virus - A New Mosquito-Borne Disease in Louisiana [Image: fact sheet cover] Facts and information on the West Nile virus and how it's affecting Louisiana. Control Soybean Insect Pests [Image: soybean insects] 2009 recomended controls and thresholds for soybean insect pests. Brief biological sketches of soybean insect pests included. Soybeans can be damaged by insects any time from plant emergence until they get near to the harvest in Louisiana. Many kinds of insects feed on leaves, stems, roots, nodules and pods, but only a few require control with insecticides. (PDF Fomat Only) Managing Corn and Grain Sorghum Insect Pests [Image: insects] 2009 recommended treatments and thresholds for corn and grain sorghum insects. Brief biological sketches of pests included. (PDF Format Only) Rice Diseases of Louisiana [Image: rice diseases] This publication describes the major rice diseases in the southern United States rice-growing region. Detailed color images of bacterial panicle blight, blast, grain smuts, narrow brown leaf spot, shealth blight, sheath rot, stem rot, water mold and stem rot are included. Mexican Rice Borer Identification Card [Image: mexican rice borer] The Mexican rice borer is a devastating pest of sugarcane and a serious pest of rice. It was first collected in Louisiana in two pheromone traps on Dec. 15, 2008, near two rice fields northwest of Vinton, La. Identification, injury, scouting and management infomation included. 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) Louisiana Plant Pathology: Reniform Nematode [Image: reniform nematode] During the past two decades, the reniform nematode has emerged as one of the most important nematode species of plant crops in Louisiana. It attacks a wide range of plant types and is particularly damaging to crops such as cotton, sweet potato, soybeans and many vegetables. Symptoms, management strategies and color images included. (PDF Format Only) Get the Facts about Citrus Greening (or Huanglongbing) [Image: citrus greening] Citrus greening is one of the most serious citrus diseases, and a pest responsible for spreading it has now been found in Louisiana. Information on what to look for and where to look, what plants are preferred by the disease and where to report suspected disease symptoms or insect sightings. Citrus Greening (or Huanglongbing) Identification Card [Image: citrus greening] Identification of citrus greening and the Asian citrus psyllid. 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. Click for more information...