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Big wheel ruts, big economic losses
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American Society of Agronomy via Phys.org
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Excessively wet field conditions at harvest throughout the North Central and upper Midwest regions resulted in many fields with deep wheel-traffic compaction as evident by deep ruts from combines and grain wagons. Although this is a common occurrence during years with excessive moisture at harvest, the subsequent economic costs are rarely, if ever, projected for large regions. In an article recently published in Agricultural & Environmental Letters, researchers review the scientific literature on the persistence and quantity of yield reductions due to deep wheel-traffic compaction and then project the state-level economic costs to farmers.
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