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Table 3 Current landscape composition and initial conditions for simulations.

From: Simulation of the Consequences of Different Fire Regimes to Support Wildland Fire Use Decisions

  

Area in tree size class1 (% of area)

Potential Vegetation Group

Total Area (ha)

Seedling >1.4 m tall

Sapling 2.5–12.6 cm dbh

Small 12.7–30.5 cm dbh

Medium 30.6–50.8 cm dbh

Large >50.8 cm dbh

PVG 2 Warm, dry Douglas-fir/moist ponderosa pine

1,064

0

22

35

26

17

PVG 4 Cool, dry Douglas-fir

3,339

1

19

56

19

5

PVG 7 Warm, dry subalpine fir

17,082

24

8

48

16

4

PVG 8 Warm, moist subalpine fir

3,298

3

13

58

22

3

PVG 10 Persistent lodgepole pine

15,316

6

11

56

28

-

PVG 11 High elevation subalpine fir

3,464

0

35

55

3

6

Forest total

43,563

12

13

52

20

3

Non-forest (includes rock, water and bare ground)

5,969

-

-

-

-

-

Total

49,532

     
  1. 1 English equivalents for tree size class descriptions as in Table 1.