Skip to main content

Table 2 Stand variables (mean ± standard deviation) for the area burned by a low intensity prescribed fire of compartment 292 at Blodgett Forest Research Station before, and three 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 13.4(1.4) 41.6(9.1) 1.9(0.2) 13.4(1.4) 41.6(9.1) 1.9(0.2)
Douglas-fir 48.5(3.5) 29.2(21.2) 5.4(0.5) 37.1(3.0) 35.5(20.7) 5.3(0.5)
Incense-cedar 243.5(14.1) 18.8(3.4) 9.1(0.4) 158.9(9.6) 23.9(4.5) 8.4(0.4)
Ponderosa pine 3.1(0.6) 75.3(25.2) 1.5(0.1) 3.1(0.6) 75.3(25.2) 1.5(0.1)
Sugar pine 12.4(1.71) 80.4(24.4) 6.9(0.9) 12.4(1.4) 80.4(24.4) 6.9(0.9)
Tan oak 11.3(3.2) 34.4(-)   10.3(3.0) 35.5(-) 1.1(-)
White fir 146.5(6.5) 28.1(11.9) 17.1(0.6) 102.1(5.2) 36.7(-) 16.5(0.6)
Total 478.3(12.0) 25.7(6.0) 43.0(0.8) 337.3(7.9) 32.6(7.0) 41.6(0.7)