We recommend the following information sources about onion.

collapse General Production Information
Growing onions, garlic, leeks, and other alliums in Wisconsin (University of Wisconsin) (pdf)

Midwest Vegetable Production Guide (ID-56)

Midwest Vegetable Production Guide (ID-56) - Onion Section (pdf)

Onions (University of Kentucky) (pdf)

Onions: Bulb, Green and Leeks (The Ohio State University) (pdf)

collapse Insect Pests and their Management
Common Vegetable Insects (E-88) (pdf)

Onion Insect ID Web Site at Purdue Entomology

Vegetable Insect Identification (E-65-W) (pdf)

collapse Diseases and their Management
Vegetable MD Online - Onion Fact Sheets (Cornell University) (Web site)

collapse Post Harvest Handling
Produce Facts - Onions, Dry (UC Davis) (html)

Produce Facts - Onions, Green (UC Davis) (html)

collapse Economics and Marketing
2002 MSU Fresh Market Onion Budget for above paper (Michigan State University) (xls)

Cost of Onion Production in Southern Michigan (Staff Paper 2002-37) (Michigan State University) (pdf)

Factors Affecting Onion Consumption in the United States Vegetable and Specialties Situation and Outloook/VGS-283/April 2001 (pdf)

Onions: The Sweet Smell of Success Agricultural Outlook/October 1998 (pdf)

USDA Grade Standards - Bermuda/Granex/Grano Onions (pdf)

USDA Grade Standards - Creole Onions (pdf)

USDA Grade Standards - Onion Sets (pdf)

USDA Grade Standards - Onions (pdf)

USDA Grade Standards - Onions for Processing (pdf)

USDA Grade Standards -Green Onions (pdf)

USDA-Economic Research Service: Vegetable and Melon Briefing Room (Web site)

collapse Organizations
National Onion Association

collapse Other Links
Onion Links

Onion Links from HORT 410, Vegetable Crops Course at Purdue

Onion World (Web site)

Search for "onion" on Purdue Web pages

Vidalia Onions (Web site)