Fic. 
stations, d 
BOTANICAL GAZETTE [DECEMBER 
TTT Prise lt rr oe 
10 20 30 Ac 
= 
= 
= 
= 
taal 
= 
pe 
> 
C4 
o 
Lo 
pd 
2 
| 
m 
= 
o 
= 
10 20 30 Ac. 
Toe reece es Cees eee es eee 
.—Percentages of growth water present in soil at seven representative 
uring ten-day periods from May 1 to September 20 
