PLATE XI. 
riculture. 
24 
= 
Bul. 36, Bureau of Plant Industry, U. S. Dept. of A 
—SECTIONS FROM THE TOP OF A FALLEN TREE. 
| Sele 
FIGs 
4 FEET FROM THE GROUND 
. 
3 
Fic. 3.—SECTION FROM A STANDING PINE 
SECTIONS FROM 
7) 
lu 
lu 
ao 
k 
Wu 
Z 
[ole . 
a 
ae) 
Ow 
Ae 
S| 
LU 
Fa 
Zn 
oc WwW 
Wi oO 
= ¢ 
OE 
ul wo 
Pa 
> W 
52 
oS 
1! 
<0 
< 
5 
aS 
= 
e) 
a 
dp) 
