February 20-21, 2018

Hilton Garden Inn
1325 Dickinson Ave
Ames, Iowa 50014

Principles of soils, soil fertility, and nutrient management are reviewed in this 2-day course. Registration includes a reference binder and class notes. Class size is limited to 40 and pre-registration is required to attend.


  • Iowa soils and soil properties
  • Soil sampling and testing
  • Cation exchange
  • Soil pH and liming
  • Essential plant nutrients
  • Secondary and micronutrients
  • N management and products
  • Soil N dynamics, crop uptake, and diagnostic tools
  • P and K management
  • Environmental P and the Iowa P-Index
  • Site-specific management
  • Manure management



Lee Burras
professor of agronomy

Joel DeJong
Extension Field Agronomist, northwest Iowa
Antonio Mallarino
professor of agronomy and extension soil and nutrient management specialist
John Sawyer
professor of agronomy and extension soil and nutrient management specialist

CCA credits

11.5 nutrient management and 1.0 soil and water management continuing education credits have been requested for Certified Crop Advisers and are subject to board approval. Iowa State University reserves the right to adjust credits based on approval or unavoidable speaker or agenda modifications.



- Registration deadline is midnight, February 12, 2018.
- Pre-registration is required to attend.
- Includes lunches, refreshment breaks and course materials.
- Class enrollment is limited to 40 students.
- Registrations are not accepted by phone. Please register online or mail your registration form and payment.

Cancellations requesting a refund must be received before midnight, February 12, 2018. Substitutions will be allowed. Call (515) 294-6429 or anr@iastate.edu to cancel your registration.


For assistance with registration, receipts, billing, cancellation or questions on the status of your registration contact ANR Program Services at (515) 294-6429 or anr@iastate.edu. For questions regarding the course content please contact John Sawyer, Extension soil fertility specialist, at (515) 294-7078 or jsawyer@iastate.edu.

Location and lodging

The short course will be held at the Hilton Garden Inn, 1325 Dickinson Ave, Ames, IA 50014. Lodging is not included with course registration and is the responsibility of the attendee. A block of rooms is reserved at the Hilton Garden Inn for this course at the $139 group rate. The room block will be held until January 21, 2018. Please reserve your room early to be assured of the group rate and availability.

Reservation details and necessary group codes will be available and posted here no later than November 22, 2017. Please check back later for those details.