20 
Indian Forest Records. 
Record of Periodical Volume Measurements. 
Siwalih Division, Western Circle, United Provinces. 
[Vol. YI 
| Number of Sample Plot. 
Year of measurement. 
Species. 
N umber 
of stems 
per 
acre. 
• 
Mean girth at 4^' from 
ground. 
Mean height of crop in feet. 
Volume pee acee 
IN SOLID CUBIC 
BEET. 
INTERMEDIATE YIELDS PER ACRE 
FROM THINNINGS. 
rP 
*S) 
.2 
CM 
CD 
o 
a> 
a 
EH 
a 
J 
o 
o 
r 3 
S *Sc 
m 
Total. 
Pebiodic Yields. 
Total to date. 
Number of stems. 
Timber over 24" in 
girth. 
Small wood 6"—24" 
in girth. 
Total. 
Timber over 24" in 
girth. 
Small wood 6"-24" 
in girth. 
Total. 
(inches) 
c. ft. 
c. ft. 
c. ft. 
c. ft. 
c.f . 
c. ft. 
Trees 10" 
and over 
in girth 
1 
1910-11 
Shorea robusta 
522 
19-2 
47 
160 
2,055 
2,215 
72 
72(a) 
72 
72 
Trees 6" 
-10" in 
girth 
- 
43 
8‘4 
14 
12 
12 
» 
Total 
565 
18-4 
44 
160 
2,067 
2,227 
f 
Trees 10" 
and over 
in girth 
1915-16 
Shorea robusta 
461 
21*8 
50 
386 
1,832 
2,218 
61 
33 
251 
284 
33 
323 
366 
Trees 6" 
—10" in 
girth 
52 
8-5 
14 
••• 
11 
11 
Total 
513 
20-8 
386 
1,843 
2,229 
Trees 10" 
girth an 
d over 
2 
1910-11 
Shorea robusta 
569 
19 
47 
258 
2,107 
2,365 
-4 
Trees 6" 
—10" in 
girth 
39 
7*2 
13 
8 
8 
... 
... 
.... 
Total 
608 
18*3 
45 
258 
2,115 
2,373 
Trees 10" 
girth an 
d over 
1915-16 
Shorea robusta 
565 
21-6 
52 
498 
2,320 
2,818 
Trees 6" 
—10" in 
girth 
43 
87 
14 
... 
10 
10 
... 
... 
... 
Total 
608 
2P0 
498 
2,330 
2,828 
(a) Poles from out back frost-damaged stems. 
% Unthinned. 
[ 60 ] 
