Harvested perennial grasslands provide ecological benchmarks for agricultural sustainability

By Jerry Glover, Steve Culman, Tianna DuPont, Whitney Broussard, Lauren Young, Margaret Mangan, John Mai, Timothy Crews, Lee DeHaan, Daniel Buckley, Howard Ferris, Eugene Turner, Heather Reynolds, Donald Wyse in Scientific Publications - November 1, 2009

Agriculture, Ecosystems and Environment, (2009), doi:10.1016/j.agee.2009.11.001.

Perennial vegetation can provide multiple ecosystem services essential for sustainable production more effectively than production systems based on annual crops. However, the ability of annually harvested, unfertilized perennial systems to sustain long-term yields while also maintaining ecosystem services has not been widely studied.

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