http://pec.lib.wvu.edu/record/P167011934The Effect upon yield of cutting sweet clover (Melilotus alba) at different times and at different heights.Journal article reprint from: <em>Journal of the American Society of Agronomy</em>, v.26:no.11 (1934:Nov.). Bennett, L. S.Garber, R. J.Hoover, M. M.Sweet clover--Harvesting--Research.14256