26 



STUDIES IN THE VEGETATION OP THE STATE 



Phaseolus vulgaris. 

 Physical Conditions at the Time of Wilting. 



Air temperature 100 " 



Relative humidity 48% 



Soil temperature 104 ° 



Maximum light 35% 



Bicinus communis. 



Physical Conditions at the Time of Wilting. 



Air temperature 100 " 



Relative humidity 46% 



Soil temperature 106 " 



Maximum light 35% 



Zea mays. 



Physical Conditions at the Time of WiltiTig. 



Air temperature 100 ° 



Relative humidity 47% 



Soil temperature. 106 " 



Maximum light 35% 



