From: Long-Term Effects of Burn Season and Frequency on Ponderosa Pine Forest Fuels and Seedlings
 | Year | Treatmenta | Year × treatment | ||||||
---|---|---|---|---|---|---|---|---|---|
Response | F | P | df | F | P | df | F | P | df |
1 h (Mg ha−1) | 2.90 | 0.074 | 2, 25.4 | 5.77 | 0.007* | 2, 35.6 | 1.90 | 0.141 | 4, 25.4 |
10 h (Mg ha−1) | 1.46 | 0.248 | 2, 30 | 7.74 | 0.009* | 2, 10 | 4.44 | 0.006* | 4, 30 |
100 h (Mg ha−1) | 8.19 | 0.002* | 2, 27.3 | 13.81 | 0.001* | 2, 11.4 | 3.56 | 0.019* | 4, 27.3 |
1000 h (Mg ha−1) | 2.65 | 0.087 | 2, 30.7 | 0.32 | 0.727 | 2, 17.3 | 2.75 | 0.046* | 4, 30.7 |
Forest floor (cm)b | 3.56 | 0.042* | 2, 28.6 | 105.70 | ≤0.001* | 2, 10.7 | 10.57 | ≤0.001 | 4, 28.6 |
Short seedlings (ha−1)c | 6.50 | 0.006* | 2, 23.2 | 0.57 | 0.580 | 2, 11.1 | 23.20 | 0.007* | 4, 23.2 |
Tall seedlings (ha−1)d | 2.81 | 0.081 | 2, 22.9 | 13.55 | 0.002* | 2, 8.8 | 1.65 | 0.196 | 2, 22.9 |