The perennial wheat Kernza was grown just west of Brainerd on a few acres immediately surrounding wells within corn and soybean fields. Over the past three years, it cut nitrate contamination from the cornfields by 96% and from soybeans by 86%.
Full post: https://www.startribune.com/new-kind-of-wheat-shows-promise-for-cleaning-nitrates-from-soil-water/600057973/
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