Fig. 1. Observed vs. expected alfalfa vigor score (1 = least to 5 = most) for sativa x sativa, sativa x falcata, and falcata x falcata crosses, across two Iowa locations in May 1999.
Fig. 1. Observed vs. expected alfalfa vigor score (1 = least to 5 = most) for sativa x sativa, sativa x falcata, and falcata x falcata crosses, across two Iowa locations in May 1999.