Engaging with 4R Nutrient StewardshipBy: Lara Moody, Director of Stewardship Programs, The Fertilizer Institute The Challenge Crop advisors know that nutrients, like […] May 3, 2012 in News tagged 4Rs Nutrient Stewardship / AAI / ag / agribusiness / Agribusiness Association of Iowa / agriculture / certified crop adviser / fertilizer / Iowa / TFI / The Fertilizer Institute by Admin