The average retail price of seven fertilizers increased by more than 10% as some prices near record highs for DTN's database. Experts warn supply and price issues could sway farmers' planting decisions around the globe.

Here are four questions that can help farmers adjust their fertilizer program, as prices soar and supplies tighten.

An Oregon winter wheat grower topped 192 bpa and a North Dakota spring wheat grower hit 122 bpa in the 2021 wheat yield contest, despite record heat and drought, respectively, in their regions.

Anhydrous ammonia applications are underway this fall, at times when the ground isn't fit, as farmers worry about rising prices and supply. Injecting the fertilizer when the ground is too warm can spur leaching and pollute waterways.

David Hula's 616-bushel-per-acre corn raised the bar in 2019, on land that has been farmed since the early 1600s, but he is determined to keep becoming an even better farmer with each passing year.

Drastic price increases continue to define the retail fertilizer market as farmers report more problems locking in prices. The average cost of urea is 26% more expensive than last month. DAP, MAP, potash, anhydrous UAN28 and UAN32 saw 11% to 19% increases.

Agricultural groups wrote a formal objection to EPA, making the case that the pesticide chlorpyrifos is vital to helping a variety of commodities reduce pest risks for crops. EPA revoked the feed and food tolerance levels for the pesticide, effectively banning its use for...