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-0.5 <br />0 <br />0.5 <br />1 <br />0 <br />0.2 <br />0.4 <br />0.6 <br />0.8 <br />1 <br />1.2 <br />1.4 <br />1.6 <br />0 50 100 150 200 Correlation with YieldfPET = ET/PETDays from emergence <br />Rainfed corn and soybean in NE Maximum correlation <br />with corn yield <br />USCID ET Workshop – October 2016 <br />-0.5 <br />0 <br />0.5 <br />1 <br />0 <br />0.2 <br />0.4 <br />0.6 <br />0.8 <br />1 <br />1.2 <br />1.4 <br />1.6 <br />0 50 100 150 200fPET = ET/PETDays from emergence <br />8 <br />9 <br />10 <br />11 <br />12 <br />13 <br />14 <br />15 <br />-0.2 -0.1 0 0.1Corn yield (Mg ha-1)fPET anomaly <br />R = 0.94 R Irrigated <br />Rainfed