Muir et al., 2006. Forage & Grazinglands, 4 (1) Document reference Muir, J. P.; Ocumpaugh, W. R.; Butler, T. J., 2006. Winter harvests for annual forage medics in the Southern Great Plains. Forage & Grazinglands, 4 (1)Web https://doi.org/10.1094/FG-2006-0531-01-RSCitation key Muir et al., 2006Datasheets Bur clover (Medicago polymorpha)