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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.