aig 
Ve 
EXPERIMENT STATION. 
BPE 3 ae 
ERTL 
ae 
~ 
= 
: PorasH— SOLUBLE IN — 
PuospHoric AciD. (P905.) . WATER. 
j Detar: Deter- 
mined as 
Available. ee ay tee Total. | myned ‘ sulphate, 
wee e ee eeseee 
2.25 to 3.15 8 toll 1.50 to 1.90 
2.36 8.54 1.77 
| 3.56to4.75| 10to11 3.50 to 4 6.5 to 7.5 
3.70 12.05 
2.25 to 2.5 9 to.10 
8.88 
10 to 15 
9.98 
10 to 13 
10.21 
6 
1to2 8.45 to 10.45 12.45 to 15.45} 1.90 to 2.10 
; 5 2.39 
2.5:t0'3.5 - 8tol0 
2.87 10.16 
9 to 10 
10.43 
0.75 to 1.5 5 to7 
0.88 5.18 
8 to 12 2.15 to 3.20 
7.86 2.19 
