A Journal of General Botany 



VOLUME 2 2 

 NUMBER 7 



JULY, 1919 



CONTAINING 



Sunlight and its Measurement. Howard E. Pulling 187 



Correlation of Wind Flow and Temperature with Evaporation. Charles 

 A. Shtjll 210 



Books and Current Literature 216 



Notes and Comment 218 



/ 



' V? 



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Entered as second-class matter March 9, 1012, at the post office at Baltimore, Maryland, under the act of July 16, 1894 



