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Fire Ecology

Table 2 Means and (SE) of fuel variables measured prior to (Pre) and after (Post) fall and spring prescribed burns (Mg ha−1).

From: Prescribed Burning in Ponderosa Pine: Fuel Reductions and Redistributing Fuels near Boles to Prevent Injury

Timing

Duff

Litter

1 hour

10 hour

100 hour

≥1000 hour

Total fuels

Fall

Pre

45.5 (3.1)

12.3 (1.4)

0.3 (0.06)

45.6 (9.4)

16.1 (2.2)

114.2 (11.6)

234.1 (19.4)

Post

15.0 (2.1)*a

3.7 (0.3)*

0.0 (0.0)*

2.6 (0.1)*

12.1 (0.6)

112.1 (9.6)

146.6 (10.6)*

Spring

       

Pre

34.5 (3.8)

13.5 (0.9)

0.3 (0.06)

51.7 (13.2)

11.1 (1.6)

92.3 (17.0)

203.8 (24.7)

Post

39.5 (2.6)

7.8 (0.4)*

0.0 (0.0)*

2.3 (0.2)*

12.7 (1.8)

67.9 (7.1)*

129.6 (8.2)*

  1. a Each asterisk denotes a significant effect (P < 0.05) of burning on a fuel class within a burn timing.
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