B 

 8 

 O. 



s 



73 



i 



I 



c 



h 

 O. 

 U 

 



a 

 > 



Time 



Figure 3^6 Effect of vapor pressure on hourly ET^ and average evaporation rates from Peck floating 

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



Augiut 



ScpUmber October 



month 



November 



Figure 3J27 Average daily evaporation rate from 14 dS/m Peck floating evaporation pans for four 

 months in 1989 



page 3.28 



