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ET Workshop: Using the Best Science to Estimate Consumptive Use - CoAgMET

March 12th, 2010

Workshop Sponsors

Historical evolution of ET estimation methods

Marvin Jensen, ARS/CSU retired

Download:   PDF   Powerpoint

Penman-Monteith ET calculations

Richard Allen, University of Idaho

Download:   PDF   Powerpoint

Crop coefficients for Colorado: the Rocky Ford lysimter

Allan Andales, CSU

Download:   PDF   Powerpoint

Software for consumptive use calculations — IDS CU and State CU

Luis Garcia, CSU and Ray Alvarado, CDWR

Garcia:   PDF   Powerpoint
Alvarado:   PDF   Powerpoint

CDWR view of ET calculation methods

Dick Wolfe, State Engineer with CDWR

Unavailable

Colorado weather data for Penman-Monteith ET calculations — CoAgMet and Northern Water weather networks

Nolan J. Doesken, Colorado State Climatologist and Mark Crookston, NCWCD

Doesken:   PDF   Powerpoint
Crookston: PDF   Powerpoint

Title: Weather data integrity assessment

Thomas Ley, CDWR

Download:   PDF   Powerpoint

Calibration of historical crop ET estimates

Thomas Ley, CDWR and Ivan A. Walter, Ivan's Engineering

Ley:   PDF   Powerpoint

Walter:   PDF   Powerpoint

Evaporation from water surfaces

Marvin Jensen, ARS/CSU, retired

Download:   PDF   Powerpoint

Remote sensing to improve ET estimates

Luis Garcia, CSU

Download:   PDF   Powerpoint


Additional Resources

Marvin Jensen

Historical ET Estimating Methods

Download:   PDF

Evaporation from Water Surfaces

Download:   PDF

Ivan Walter

Coagmet QC and ET calculations

Instructions: PDF

XXX COAG.xls

ETRETO_File Folder

ETRETOH 2.exe  COEFHGRV.dat  XXX.etr  XXXT&P.prn

HGRV_COEF Folder

Colcrbte.exe  XXX COAG Rgsn.xls  XXXEtr.out  XXXEtrData.prn

Text Data Folder

Ra365.exe  Ra366.exe  RA365.out  RA366.out

The Colorado Agricultural Meteorological Network (CoAgMet) and Crop ET Reports, Irrigation Crop Series, no 4.723, October, 2009

Allan Andales, Troy Bauder and Nolan Doesken

Download:   PDF

Questions, comments or concerns?
Email Zach.Schwalbe@colostate.edu
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