By Jacqui Fatka
Farm Progress
Secretary of Agriculture Tom Vilsack says he’s supportive of action taken by Iowa Attorney General Tom Miller requesting a study on the market case for higher fertilizer costs.
Since January 2021, anhydrous ammonia has increased 315%. Urea has increased by 214%, liquid nitrogen by 290%, monoammonium phosphate by 171%, and potash by 213%, according to the most recent data supplied by USDA’s Agricultural Marketing Services.