Mechanical analysis. 
66 
Indian Forest Records . 
[Vol. VIII 
APPENDIX. 
Analyses of soils used in Sal experiments, 1915 — 1919. 
I 
Description of sample. 
joam from Dehra 
Experimental 
garden. Upper 9 
ins. 
Sal Forest (Lachiwala) loam. 
Upper 1 foot. 
Sand 
from | 
Song 
river 
(near 
Lachi¬ 
wala). 
Upper 
1 foot. 
Remarks. 
Designation of sample. 
A 1 
B 
C 
D 
E 
F 
G 
Chemical Analysis. 
Moisture 
2-45 
2-37 
2-41 
1 
2-23 
1 
2-24 
2-53 
•53 
A and B soil used 
Organic matter . 
5-40 
5-21 
6-33 
6*56 
5-54 
5-93 
2-14 
in experiment I 
Nitrogen 
•059 
•057 
•117 
•095 
•108 
•105 
•033 
see para. 6. 
Potash . . • i 
1*51 
1-89 
1-45 
1-40 
1-00 
| -82 
•37 
C—F soil used in 
experiments II— 
Potash, soluble in 1 per 
cent, citric acid. 
1 *017 
.013 
•038 
•058 
•063 
•061 
•05 
Lime . . 
•68 
•69 
•83 
•85 
•63 
! -54 
314 
VIII. 
Magnesia 
1-88 
2-60 
1-22 
1-10 
1-30 
110 
2-66 
Alumina 
7-67 
5-05 
3-20 
4-88 
5-76 
5-33 7 
3-7 
G sand used in 
Ferric oxide 
6-75 
10-10 
11-84 
7-75 
6-51 
7*38 ) 
Oxide of manganese 
•22 
•10 
•64 
•49 
•41 
j -26 
•07 
experiments 11(a) 
Calcium carbonate 
•59 
•50 
1-48 
1-48 
112 
•98 
6-83 
and 11(d)—see 
Phosphoric acid . 
•117 
116 
•10 
•07 
•11 
•06 
•07 
paras. 8, 17. 
Phosphoric acid soluble 
in 1 per cent, citric 
acid 
•008 
•007 
•026 
•033 
•036 
•032 
•008 
Sulphuric acid 
Reaction 
•19 
•20 
•10 
•11 
•06 
•06 
•1 
Acid 
Slightb 
acid. 
Neutral 
1 
. . 
Mechanical analysis. 
e & 
e < 
B K 
8 S 
£ s 
Stones 
•48 
•04 
•02 
[ ... 
Air-dried fine earth 
99-52 
99-96 , 
100-00 
99-98 
100-00 
100-00 
160-00 
1 
100-00 j 
100-00 
100-00 
100-00 
100-00 
Fine gravel 
•25 
•n 
•09 
•03 
•10 
Coarse sand 
12-88 
9-86 
2*13 
3-32 
3-02 
2-95 
Fine sand . 
15-64 
17-26 
24-47 
19-86 
19-85 
21-57 
Silt 
20-82 
20-25 
32-17 
39-49 
38-30 
35-75 
Fine silt 
21-38 
23-49 
15-63 
13-73 
16-22 
15-80 
Clay 
19-80 
20-11 
13-58 
11-22 
11-71 
1110 
Solubles in water. 
1-12 
M2 
3-23 
3-45 
3-06 
4-22 
Hygroscopic moisture . 
2-45 
2-37 
2-41 
2-23 
2-24 
2-53 
Organic matter . 
5-40 
5-21 
: 6-33 
6-56 
5-54 
5-93 
Carbon dioxide . 
•26 
•22 
•05 
•05 
•03 
•05 
100-00 
| 100-00 
100-00 
100-00 
100-00 
100-00 
Soluble humus 
2-74 
| 2-53 
3*33 
3*05 
2-92 
2*56 .. 
[ 228 ] 
