Fig. 2 The GGL biplot based on the 1989 to 1993 Ontario winter wheat performance trial data. The full cultivar names are Ann = Annete, Aug = Augusta, Del = Delaware, Ena = Ena, Ham = Harmil, Har = Harus, Kar = Karena, Reb = Rebecca, Ron = AC Ron, and Zav = Zavitz. The full location names are BH = Bath, CA = Centralia, EA = Elora, GH = Guelph, HN = Harriston, HW = Harrow, ID = Inwood, KE = Kemptville, LN = London, MH = Morpeth, NN = Nairn, OA = Ottawa, RN = Ridgetown, WE = Woodslee, WK = Woodstock, WP = Winthrop