Marten, G C Persistence of forage legumes / by G.C. Marten... [and others] - Madison, Wis. : American Society of Agronomy, 1989 - 572 p - . LCCN: 164656 Subjects--Topical Terms: Leguminosas--Congresos Plantas forrajeras--Congresos I. American Society of Agronomy II. t. Dewey Class. No.: 633.3 M3