อ่านเพิ่มเติมเรื่อง Evapotranspiration และ Class A Pan

Determining Evapotranspiration with Evaporation Pans - B.C. ...
File Format: PDF/Adobe Acrobat - View as HTMLClass 'A' Pan. The Class A evaporation pan (Figure 1) is a universally used standard-sized. pan with a diameter of 1.2 m and a depth of 250 mm. ...www.agf.gov.bc.ca/resmgmt/publist/500series/577100-6.pdf


CROP WATER NEEDS
The best known pans are the Class A evaporation pan (circular pan) (Fig. ... For the Class A evaporation pan, the K pan varies between 0.35 and 0.85. ...www.fao.org/docrep/S2022E/s2022e07.htm - 126k - Cached - Similar pages


IRRIGATION WATER NEEDS