'as-/- of Suppression - 
734 
Journal of Agricultural Research 
Yol. XXX, Xo. 8 
X Jack Pine (126 fires) 
o Norway and White Pines Fig. 30. -Lake States (Region 21): Relation between size 
(60 fires) 0 f fj re an( | 0 f suppression 
t Open (Grass-Brush etc.) 
(30fires-about same Curve as 
Norway Pine) 
