The war in Iran has brought the four-year simmering focus on fertilizer prices to a quick boil.  Senate Majority Leader John Thune (R-South Dakota) introduced the Fertilizer Transparency Act, cosponsored by Amy Klobuchar (D-Minnesota), Chuck Grassley (R-Iowa), and Tammy Baldwin (D-Wisconsin), which would require mandatory price reporting on fertilizer and fertilizer products, similar to the process for dairy and meat. The bill is intended to respond to longstanding concerns over rising input costs and would require the USDA to collect and publish data on fertilizer prices from manufacturers on a weekly basis.  The South Dakota Corn Growers issued a statement: Since 2022, corn farmers have paid record-setting prices for fertilizer...