Annual Ryegrass Scavenges Nitrogen from Old Crops - Gives it up to New Crops

Mike Plumer, an agronomist with the University of Illinois began to recommend annual ryegrass over a decade ago, when he discovered its value as a nitrogen-scavenging cover crop.
“When a soybean plant dies, it immediately starts to degrade. If you get any rainfall on the residue or through the nodules, it’s going to leach nitrogen quickly.”
The [...]

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