58 
Indian Forest Records. 
[Yol. VIII. 
Table 5. — Girth-Beehole Incidence in an 8-year-old Plantation , 
Bilumyo, Katha , 
Serial 
Arithmetic 
3 Inch 
Number 
Girth 
Nu mber 
Arithmetic 
Mean 
Girth-Class 
i of 
in 
of 
Mean of 
Beeholes pei 
Sample 
Inches. 
Beeholes. 
Girth-Class. 
Tree. 
Girth-Class. 
7—9 
39 
9-75 
1 
9-75 
1-0 
f 
6 
12-75 
1 
10—12<j 
13 
15 
12-5 
10-25 
0 
0 
11-7 
0-25 
l 
> 17 
• 11.25 
0 
> 1 
15-0 
0 
2 
13-5 
0 
3 
14-25 
2 
7 
15-75 
0 
5 
15-75 
0 
9 
15- 0 
0 
10 
. 15-25 
1 
11 
13-75 
0 
12 
14-75 
0 
13—15^ 
1 16 
13-25 
0 
>• 14-87 
0-45 
18 
15-75 
0 
19 
15- 0 
0 
21 
14-25 
0 
22 
15-75 
0 
24 
14-75 
0 
25 
15- 0 
0 
26 
15- 5 
1 
30 
14-75 
0 
35 
15- 0 
4 
40 
15- 5 
1 
* 
'i 4 
16-25 
0 
< 
8 
18- 0 
0 
14 
18- 0 
0 
20 
17- 5 
1 
23 
17-25 
0 
16—18< 
27 
28 
16- 5 
16- 5 
0 
1 
> 17-0 
0-69 
29 
16- 0 
0 
31 
17-25 
0 
32 
17- 5 
1 
33 
18-25 
0 
34 
16- 5 
2 
36 
16- 5 
4 
19—21 ^ 
38 
20- 0 
3 
20-0 
3-0 
Arithmetic 
... 
... 
15-3 
0-59 
Means. 
1 
By plotting the above means to obtain the girth-beehole curve, 
the graph value for a girth of 15*3 inches is found to be 0*5 beeholes, 
and for a girth of 12*5 inches (being Leete’s value for an 8-year-old tree) 
is found to be 0*2 beeholes. 
[ 286 j 
