Harvested perennial grasslands provide ecological benchmarks for agricultural sustainability

Jerry D. Glover, Steve W. Culman, S. Tianna DuPont, Whitney Broussard, Lauren Young, Margaret E. Mangan, John G. Mai, Timothy E. Crews, Lee R. DeHaan, Daniel H. Buckley, Howard Ferris, R. Eugene Turner, Heather L. Reynolds, Donald L Wyse