Table 8. Mean soil salinity, pH and extractable cations by study 
blocks, zone (U - upper, M - middle, L - lower) and depth. 
Samples collected 9 February 1974. Data based on a mean 
value of three samples in Blocks I, II, and III and two 
samples in Block IV-Continued. 
Depth 
Zones (Inches) 
exeeene ane al 
0 to 2 
U 2 to 4 
4 to 6 
0 to 2 
M 2 to 4 
4 to 6 
0 to 2 
L 2 to 4 
4 to 6 
0 to 2 
U 2 to 4 
4 to 6 
0 to 2 
M 2 to 4 
VAP tor 6 
0 to 2 
L* 2 to 4 
4 to 6 
Extractable Cations 
(microgram per gram) 
Blocks 
| 
pS 
BSS 
BSS 
W 
& 
Ww 
[oe} 
dS 
ito) 
ON 
i<e) 
Lon) 
os 
WN 
WN 
aN 
N 
N 
ite) 
Til 
“N 
nN 
(ove) 
= 
— 
oO 
WN 
ul 
W 
“I 
—“I 
uw 
*Data not available. 
3| 
