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Table 3 Stand variables (mean ± standard deviation) for the area burned by a high intensity prescribed fire of compartment 292 at Blodgett Forest Research Station before, and two years after the burn, calculated from inventory data from 12 circular plots.

From: Restoring Northern Sierra Nevada Mixed Conifer Forest Composition and Structure with Prescribed Fires of Varying Intensities

  Pre-fire Post-fire
Tree species Stand density dbh Basal area Stand density dbh Basal area
  N (ha−1) (cm) (m2ha−1) N (ha−1) (cm) (m2ha−1)
Black oak 1.9(0.4) 50.8(49.2) 0.57(0.4) -   -
Douglas-fir 14.3(1.0) 26.9(24.5) 1.74(0.3) 4.8(0.7) 59.3(22.8) 1.6(0.4)
Incense-cedar 260.9(12.0) 19.4(4.8) 10.6(0.3) 76.2(3.4) 31.7(4.8) 6.7(0.3)
Ponderosa pine 9.5(0.7) 73.6(12.0) 4.3(0.2) 8.6(0.7) 74.3(12.0) 3.9(0.2)
Sugar pine 9.5(1.2) 75.3(18.7) 4.6(0.4) 8.6(1.2) 77.7(15.2) 4.4(0.4)
Tan oak 4.8(1.4) 9.9(-) 0.1(-) - - -
White fir 215.2(11.2) 17.4(13.5) 13.8(0.6) 49.5(2.6) 50.4(18.0) 11.7(0.6)
Total 516.1(18.4) 20.8(8.7) 35.7(0.9) 147.7(6.1) 44.1(10.1) 28.3(1.0)