Judy, W.H. International soybean variety experiment: sixth report of results / by Judy, W.H. Jacobs, J.A. Engelbrech - Wiggans, E.A - Urbana College of Agriculture, University of Illinois at Urbana-Champaign, 1981 - x, 305p. Hbk Subjects--Topical Terms: Soybean--VarietySybean--Field experiments LC Class. No.: SB205.S7.15