|CIMMYT: International Maize and Wheat Improvement Center|
|A non-profit organization that conducts research on maize and wheat, which provide about 25% of all food calories consumed in poor countries.
|Corn Production, Agronomy Extension, Iowa State University|
|From Iowa State University. Includes resources for students, producers, and specialists.
|Illinois Specialty Farm Products|
|The Value project explores strategies for improving farm incomes through specialty farm products and value-added processing.
|Iowa State University Extension--Crops|
|Contains full text publications, links, news, and information about crops, including corn.
|Seed Biotechnology Center|
|Coordinates research to address seed industry issues and provides continuing education in seed biology and technology; from the University of California-Davis.
|University of Illinois Extension|
|Provides practical, research-based information and programs to help individuals, families, farms, businesses and communities in Illinois.
|USDA Agricultural Research Service|
|The principal in-house research agency of the U.S. Department of Agriculture.
|USDA Cooperative State Research, Education, and Extension Service (CSREES)|
|Provides a clickable map of the United States for state extension and experiment station sites.