Fig. 1. Daily high temperature (°C; lines) and precipitation (mm; solid bars) at the University of Nebraska-Lincoln Havelock Agronomy Farm in 1999 (Exp. I) and 2000 (Exp. II) (High Plains Regional Climate Center, 2000).
Fig. 1. Daily high temperature (°C; lines) and precipitation (mm; solid bars) at the University of Nebraska-Lincoln Havelock Agronomy Farm in 1999 (Exp. I) and 2000 (Exp. II) (High Plains Regional Climate Center, 2000).