WATER CONTENT OP PLANT AND SOIL 35 



Ricinus communis. 



The plants named in ihe following tables were grown in 

 the plant house under a lower average temperature and less 

 intense light than those of the previous plot, and the re- 

 sults are given for comparison. 



Comparative Plot II. 



Physical record while plants were dying. 



Average maximum temperature 94 " 



Average minimum humidity 46 % 



Average maximum soil temperature 90. °« 



Average maximum light 13.28% 



Phaseolus vulgaris. 



