Penman calculator for water use by grass

1. Enter the daily (24 hour) AVERAGE solar radiation watts/meter-sq

OR time of year:
sky conditions:
2. air temperature ° F

3. relative humidity %

OR dew point ° F
4. wind speed mph

OR wind condition:
5.

Daily potential water use by grass in.


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Washington State University
Tree Fruit Research and Extension Center
1100 N. Western Ave.
Wenatchee WA 98801

phone: 509-663-8181

Wenatchee WA, 31 May 1996
webmaster@tfrec.wsu.edu