Oct. 23.1916 Daily Transpiration during Normal Growth Period 
191 
Fig. 8. —The ratio of daily transpiration of different crops in 1914 to daily evaporation (shallow tank) 
plotted in percentage of the maximum. The letter C in the graph indicates date of cutting, followed 
by a new growth from the established root system. H signifies heading; F, flowering; R, ripening; 
and T, tasseling. 
