Cost of Suppression - Dollars 
720 
Journal of Agricultural Research 
Vol. XXX, No. 8 
1600 
152.1 
1444 
1368 
1286 
1225 
1156 
1068 
1024 
961 
900 
641 
784 
728 
676 
625 
576 
361 
269 
256 
225 
136 
163 
144 
121 
100 
61 
64 
43 
36 
25 
16 
9 
4 
I 
0 
O I 4 9 16 25 36 49 64- 61 100 
LEGEND 
196 256 324 400 464 576 676 794 300 1024 1156 1296 1444 1600 
Area Per Fire-Acres 
© Douglas fir-Larch (223fires^ 
X Lodge pole (106 fires) 
• White pine (I68fires) 
Fig. 21.—Northern Idaho (Region 3): Relation between 
size of fire and cost of suppression 
Note. —Yellow pine, alpine, grass, and spruce-cedar- 
hemlock curves are identical with Western Montana 
curves. Lodgepole curve based chiefly on Western 
Montana data. 
