Field Agronomist: John Holmes

Counties Served

Worth
Cerro Gordo
Humboldt

Wright
Franklin
Webster

Hamilton
Hardin

Areas of Expertise

Corn & soybean management
Pest identification & management (weed, insects, plant disease, soybean cyst nematode)
Soil fertility
Soil survey use

Frequent Clients

Farmers,crop consultants, agronomists, local sales agronomists, farm managers

Joined ISU Extension

June 1977

Extension Positions/Other Experience

Extension Field Specialist, 1981-1994;
Latham Seed Co. senior agronomist 1994-1996;
Extension Field Spec. 1996-present

Education

MS in Agronomy/Agriculture Education

Awards/Honors/Publications

1987 -- Epsilon Sigma Phi Meritorious Service Award
2002 --- Distinguished Service Award, National Association of County Agricultural Agents
2005 --- Excellence in Agricultural Extension Programs - Crops award, ISU Extension
2008 --- ISU Extension Meritorious Service Award
2011 --- Using Ground Eggshells as a Liming Material in Corn and Soybean Production, by John D. Holmes, John E. Sawyer, Paul Kassel, and Dorivar Ruiz Diaz. Journal: Crop Management, Plant Management Network. www.plantmanagementnetwork.org/cm

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