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Farmers Reminded to Wait until Soil Temps Are 50 Degrees and Falling before Applying Anhydrous Ammonia Fertilizer

October 12, 2015, 12:31 pm | John Sawyer, Elwynn Taylor, Dustin Vande Hoef

Farmers are reminded to wait until soil temperatures remain below 50 degrees Fahrenheit before applying anhydrous ammonia (NH3) fertilizer this fall. Harvest is progressing rapidly in many parts of the state and officials with the Iowa Department of Agriculture and Land Stewardship and Iowa State University Extension and Outreach said that waiting can help reduce nitrogen loss and better protects the environment.