SEEDINGS 
SMALL 
SECOND 
GROWTH 
OLD 
GROWTH 
STATE AND 
AND 
SAPLINGS 
eee 
va 
os 
oO Oo 
Ww 
(pe) 
PRODUCTIVE 
YEAR 
OREGON 
KX 
KS 
See 
i 
i 
Xx 
SSR 
on 
x 
OSS 
<x 
x 
SC 
\Z 
> 
Sex 
\/ 
“0; 
x 
22. 
1933 ---- 
1943---- 
1953---- 
1963---- 
RO 
| 
I 
| 
WASHINGTON 
1933 ---- 
1943 ---- 
1953 ---- 
1963---- 
MILLIONS OF ACRES 
LANDS OTHER THAN 
NATIONAL FORESTS 
and calculated growth on timber-type areas in the Douglas-fir region 
NATIONAL 
FORESTS 
Ficure 35.—Effect of assumed depletion 
105 
