Extension Field Agronomist

Crop
Mark
Johnson
Areas of Expertise
  • Integrated Crop Management
  • Corn and soybean management
  • Soil fertility
  • Alfalfa
  • Tillage systems
  • Integrated Pest Management - weeds, insects and crop diseases
  • Soil surveys
Frequent Clients

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

Additional Biographical Information: 
Joined ISU Extension

April 2013

Extension Positions/Other Experience
  • Seed field agronomist
  • District sales manager
  • Technical support agronomist
  • Crop consultant
  • Agronomy claims manager
Education

B.S in Ag Ed, M.S. in Agronomy

Phone: 
515-382-6551 Cell: 515-979-9578
Email: 
markjohn@iastate.edu
220 H Avenue, PO Box 118
Nevada, IA 50201
Counties Served: 
Warren, Boone, Carroll, Dallas, Greene, Jasper, Marshall, Polk, Story
Housed In: 
Story County Extension Office
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