WATER LOSSES FROM WET AREAS 



103 



PLATE XXVIII 



0.3 



+: 



o 



15 



C0.2 



O 







0) 



(/) 



■OA 







Ll 



o 



Uaximum 

 rates of 

 change in ^ 



in flow past 

 lower control 



^rop m flow past 

 ' middle control. 



A 



Lu SAM 



85 



jr 

 80 c 



JZ 



\ Evaporation -franspiraf ion 



/7/,'^ temperature 



8 P.M. 



B. ; 



/ 



75 



70 



65 



a; 



i_ 



OJ 

 X! 





u 

 60 £ 



55 



Mdt 4Al;r.~' 8AM. 



A. DROP IN FLOW IN COLDWATER CANYON, AUGUST 11-12, 1931. 



B. DAILY EVAPORATION-TRANSPIRATION CYCLE, ONTARIO WILLOW AND 

 REED TANK, SEPTEMBER 11-12, 1930. 



