Pakt IL] 
Caccia : Develoftnent of Sal. 
211 
diate cuttings is probably small at first ; it rises up to the age ol bO to 80 , 
or a little longer ; culminates ; and then falls steadily to the end. 
The following tables clearly exhibit the difference in the Mean Annual 
Girth Increment of Sal in thinned and unthinned sample plots, approxi- 
mately even-aged : — * 
(i) KUMAUN DIVISION. 
Class. 
Khonani North, i acre 
PLOT, THINNED, 13 YEARS. 
SeLANI, I ACRE PLOT, UN- 
THINNED, 13 YEARS. 
Remarks. 
No. of 
trees. 
Average 
increase. 
Time re- 
quired to 
get through 
the class. 
No. of 
trees. 
Average 
increase. 
Time re- 
quired to 
get through 
the class. 
Inches. 
Inches. 
Sal IV o'-i' 6" 
5 
10-69 
22' 
I 
4-90 
48^1 
2 , 000 ' 
1 
elevation 
„ III I' 6’-3 
33 
627 
38 
1 1 
I '65 
142 ^284 
A. M. S. 
L 
level. 
» n 3 '- 4 ' 6 " 
21 
4-28 
55 
32 
2-49 
94 J 
„ I 4' 6"-6' 
12 
5 27 
44J 
5 
2-43 
97 
„ lA above 
6 . 
Total , 
1 
71 1 
1 
159 
49 
... 
381 
‘ * See page 98, ante. Also Indian Forester, Vol. XXVII, page 583 : '* A Note 
on the late of growth of Sal in thinned and unthinned areas,” by F. B. Dickinson 
^ko see Indian Forester, Volume XI, page 558. 
