Plate XVI 



17 

 16 

 15 

 14 

 13 

 121 

 11 

 10 

 9 



Fig. 28. Diagram showing 1 the comparative evaporation rates at the 

 different stations on the basis of the maximum average amount per day 

 between July 5 and October 18, 1913. 



Fig 29. Graphs showing the range of soil moisture in the narrow ravine, Sta- 

 tion 2, at depths of 7.5 cm. (a) and 15 cm. (b). Broken lines show ths willing coef- 

 ficients for the soil at depths of 7.5 cm. (c) and 15 cm (d). 



