THE BROAD-SCLEROPHYLL VEGETATION OF CALIFORNIA. 49 



herbaceous vegetation, will much more than counterbalance the 

 greater rapidity of the process in the chaparral. 



The graph (fig. 9) shows dry season conditions after a winter 

 of deficient rainfall (1912-13). The following winter was a very wet 

 one, and it seemed worth while to resume the soil-moisture deter- 

 minations for a few weeks during the critical period of the dry 



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