136 Transactions of the Boyal Society of South Africa, 
6 feet of the surface, there did not appear much probabiUty of a high water 
level in the subsoil. 
The results of the chemical investigatioDs into the alkalinity of these 
soils are given below ; A 1, it should be explained, denotes an average 
sample of the soil at the point A from the surface to a depth of 1 foot, A 2 
signifies the same soil between 1 foot and 2 feet depth, and so on. 
Number. 
Al 
A2 
A3 
A4 
A5 
A6 
Bl 
B2 
B3 
B4 
B5 
B6 
CI 
C2 
03 
C4 
05 
06 
D 1 
D2 
D3 
D4 
D5 
D6 
E 1 
E 2 
E 3 
E4 
E5 
E 6 
Total 
Soluble Salts, 
per cent. 
Sodium Chloride, 
■r)pv font 
Sodium Sulphate, 
ner cent. 
uuy4 
— 
•0069 

Ull i 
•0279 
.C) A A 
•(jyoU 
• A/l QQ 
U4oo 
loo/ 
•172 
•0069 

•0076 

Uloo 
•(JooU 
.Old 
•1447 
*zo4 
.AAK O 
UUoo 
•176 
•0069 

•186 
•0076 
\J\J 1 \J 
•168 
•0117 
•200 
•0117 
•0163 
•400 
•0094 
•392 
•0398 
•496 
•1261 
•600 
•2357 
•760 
•2754 
•0117 
•348 
•1028 
•640 
•3080 
•920 
•4155 
•4189 
1-284 
•5438 
1-636 
•6272 
These analyses were somewhat tentative, and, owing to lack of time 
and also of the necessary filtering and other appliances, the tables are 
