Sweet Corn

Sweet Corn Varieties & Production Practices (U of MN)
Sweet Corn Workshop, Grand Rapids, MI (Dec. 2008)
Corn Pollination (OSU)
Corn Growth Stages - Vegetative (ISU)
How a Corn Plant Grows (ISU)
Maize Insect Pests in North America (Radcliffe's IPM World Textbook)
Degree Days for Common Fruit & Vegetable Insect Pests (U of WI)
Wisconsin Vegetable Scouting Guide-2004 (U of WI)

Insects

Early-season Insects

• Seed Corn Maggot (U of MN)
• Pests of Germinating Corn and Soybean (ISU)
• White Grubs (NDSU)
• Wireworms (U of MN)
• Wireworms (NDSU)
• Wireworms (U of WI)
• Corn Flea Beetle (U of MN)
• Corn Flea Beetle and Stewart's Wilt (ISU)
• Corn Flea Beetle and Stewart's Wilt (U of IL)
• Early-season corn pests (OSU) (Field Corn)
• Early-season moth identification (ISU)
• Corn Rootworm (ISU) (Field Corn)
• Corn Rootworm (OSU) (Field Corn)
• Black and Dingy Cutworm (ISU)
• Billbugs - Injury to Seedling Corn (ISU)
• Early-season corn caterpillars (ISU) (Excellent Overview of Several Species)

Mid-Late Season Insects

• Caterpillar Identification in Corn (ISU)
• Caterpillar Identification in Corn (KSU)
• Common Stalk Borer (U of MN)
• Common Stalk Borer, Degree-day Forecast (U of WI, U of MN)
• Grasshoppers (NDSU)
• Grasshopper Management - 2002 (U of MN)
• Grasshopper Management (U of NE)
• Armyworms (OSU) (Field Corn)
• Armyworms in Corn (U of KY)
• Fall Armyworms in Corn (U of KY)
• Army Cutworm and Armyworm (NDSU)
• Corn Leaf Aphid (U of KY)
• Corn Leaf Aphid (UC-Davis)
• Vegetable Aphids (U of WI)
• Multicolored Asian Lady Beetle (U of MN)

European Corn Borer

• European Corn Borer Home Page (ISU)
• European Corn Borer Images (ISU)
• How Corn is Damaged by European Corn Borer (ISU) (Field Corn)
• European Corn Borer, Degree-day Forecast (U of WI, U of MN)
• Pyrethroid Efficacy against ECB, Sweet Corn (U of MN)

Corn Earworm

• Corn Earworm (U of WI)
• Managing Corn Earworms and European Corn Borers in Fresh Market Sweet Corn (U of WI)
• Corn Earworm (Purdue)
• Corn Earworm (UC-Davis)
• Corn Earworm & Moths (UC-Davis)
• Corn Earworm - First-instar larva (UC-Davis)
• Corn Earworm - Color Variation in Larvae (UC-Davis)
• Recognizing European Corn Borer Injury, Corn Earworm and others (ISU)
• Pictoral Key for ID of Late-Instar Caterpillars on Corn (ISU)

Western Bean Cutworm

• Western Bean Cutworm (U of IL)
• Western Bean Cutworm (U of NE)
• Western Bean Cutworm (CO State: includes directions for setting up pheromone traps)
• Western Bean Cutworm (UW-Extension)

Diseases

• Sweet Corn Disease Research (U ofIllinois)
• Corn Smut (OSU)
• Corn Smut and Rust (U of WI)
• Gray Leaf Spot (ISU) (Field Corn)
• Common Rust (ISU) (Seed Corn)
• Stewarts Wilt (ISU)
• Stewart's Wilt (U of IL)
• Eyespot (ISU)
• Plant Disease Clinic (U of MN)
• Plant Disease Diagnostic Tool (U of MN)

Corn and Sweet Corn IPM Publications (how to order):

• European Corn Borer Ecology and Management (NCR-327) (ISU)
• Bt-Corn and European Corn Borer (NCR-602) (U of MN)

URL: http://www.vegedge.umn.edu/vegpest/swtcorn/corn.htm

Last revised December, 2008 by woldx018@umn.edu
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