Scouting Tobacco in North Carolina
AG-400

The proper management of pests can improve tobacco quality and yield while reducing costs. This guide is designed to help scouts and growers learn how to check for pests and to know when treatment is economically justified. No pesticide recommendations are included. Refer to the latest edition of theNorth Carolina Agricultural Chemicals Manual or contact your county Agricultural Extension agent for suggestions.



Contents

Tobacco Pest Management
        Scouting
        Economic Thresholds
        Pesticide Selection and Application
        Tobacco Scouting Calendar

Troubleshooting Tobacco
        Unbiased Assessment
        Patterns in the Field
        Plant Symptoms
        Crop Growth Stage
        Field History

Scouting for Weeds

Scouting for Insect Pests
        Cutworms, Vegetable Weevils, Slugs
        Wireworms
        Flea Beetles
        Budworms
        Aphids (plant lice)
        Hornworms
        Other Leaf Feeders

Flowers and Suckers

Scouting Common Tobacco Diseases
        Soil-Borne Diseases
            Granville Wilt
            Black Shank
            Root-knot Nematode
            Fusarium Wilt
        Foliar Diseases
            Mosaic
            Brown Spot
            Blue Mold

Nematode and Fertility Sampling

Weed and Disease Mapping


Prepared by

H. M. Linker, Extension Integrated Pest Management Specialist
P. S. Southern, Extension Entomologist (Tobacco)
Thomas A. Melton, Extension Plant Pathology Specialist (Tobacco)
W. D. Smith, Crop Science Extension Specialist (Tobacco)