I 



s 



H 

 1 



m 



I 



r 



Time 



Figure 3.22 Effect of air temperature on hourly ET^ and average evaporation rates from Peck floating 

 evaporation pans (EC = 14 dS/m) for the period August 19-20, 1989 



e 



s. 



1 



e 

 e 

 •a 

 m 



1 



<2 



Figure 3.23 



I Time 



Effect of Bolar radiation on hourly ET^ and average evaporation rates from Peck floating 

 evaporation pane (EC = 14 dS/m) for the period August 19-20, 1989 



p€ige 3.26 



