The legacy of corn nitrogen fertilizer: Study shows lengthy impact in tile drained systems

PHYSorg
Sep 12, 2024, 2:22 pm175 pts
Midwestern soils are among the most productive in the world, thanks in part to extensive tile drainage systems that remove excess water from crop fields. But water isn't the only thing flowing through tile drains. Nitrogen moves along with soil water into drainage ditches, streams, and ultimately into the…

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