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DWR_2982738
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DWR_2982738
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Last modified
5/20/2021 4:11:17 AM
Creation date
11/16/2016 11:34:48 AM
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Reference Library
Title
ET WORKSHOP 2016: INFARED THERMOMETRY AND OPPORTUNITIES TO QUANTIFY WATER STRESS AND CROP ET
Author/Source
KENDALL DEJONGE
UNITED STATES DEPARTMENT OF AGRICULTURE
Keywords
EVAPOTRANSPIRATION, ET, CROP, TEMPERATURE, INFARED, IRRIGATION
Document Type - Reference Library
Presentations
Document Date
10/13/2016
Year
2016
Team/Office
Modeling
Tags
DWR Re-OCR
Description:
Signifies Re-OCR Process Performed on or after 10/6/2019
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y = 0.989x <br />R² = 0.861 <br />0 <br />2 <br />4 <br />6 <br />8 <br />10 <br />12 <br />0 2 4 6 8 10 12CWSI ETc (mm) Neutron Probe ETc (mm) <br />y = 0.949x <br />R² = 0.847 <br />0 <br />2 <br />4 <br />6 <br />8 <br />10 <br />12 <br />0 2 4 6 8 10 12DANS ETc (mm) Neutron Probe ETc (mm) <br />y = 0.953x <br />R² = 0.831 <br />0 <br />2 <br />4 <br />6 <br />8 <br />10 <br />12 <br />0 2 4 6 8 10 12DACT ETc (mm) Neutron Probe ETc (mm) <br />y = 0.953x <br />R² = 0.827 <br />0 <br />2 <br />4 <br />6 <br />8 <br />10 <br />12 <br />024681012 Tcratio ETc (mm) Neutron Probe ETc (mm) <br />Category Requirement <br />Ks method <br />CWSI DANS DACT Tcratio <br />Canopy Temperature <br />Target X X X X <br />Non-Stressed <br />Reference X X <br />Environmental <br />Relative Humidity X <br />Air Temperature X <br />Clear Sky X X X X <br />Pre-Calculation <br />Baselines <br />(locally calibrated) X <br />Threshold <br />Temperature X <br />Scaling Coefficient <br />(locally calibrated) X X <br /> <br />Daily ETc RMSE <br />(mm/day) 0.77 0.80 0.80 0.83 <br />Daily ETc RMSE <br />(%) 14.6 15.2 15.2 15.6
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