Forest type | n | AIC | BIC | Coefficients | |||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Const. | N | N 2 | N · B | B | |||||||||
Pinyon/juniper | 16,709 | 47112 | 47158 | −0.398 | *** | 0.209 | *** | −0.012 | *** | 0.005 | *** | −0.010 | *** |
Douglas-fir (Coastal) | 5,866 | 29214 | 29241 | −0.024 |  |  |  | −0.011 | *** | 0.002 | *** |  |  |
Douglas-fir (Interior) | 1,211 | 5259 | 5284 | −2.735 | *** | 0.809 | *** | −0.035 | ** |  |  | 0.031 | *** |
Oak/pine | 19,023 | 86805 | 86853 | −1.599 | *** | 0.205 | *** | −0.008 | *** | −0.001 | * | 0.047 | *** |
Oak/gum/cypress | 28,431 | 128225 | 128266 | −1.058 | *** | 0.142 | *** |  |  | −0.002 | *** | 0.019 | *** |
Elm/ash/cottonwood | 11,742 | 55755 | 55800 | −1.394 | *** | 0.244 | *** | −0.010 | *** | −0.003 | *** | 0.048 | *** |
Aspen/birch | 46,411 | 200909 | 200953 | −0.865 | *** | 0.105 | *** |  |  | −0.004 | *** | 0.040 | *** |
Southern pine | 102,844 | 457216 | 457273 | −1.070 | *** | 0.093 | *** | −0.001 | ** | −0.001 | *** | 0.040 | *** |
Oak/hickory | 141,062 | 636358 | 636397 | −0.798 | *** | 0.040 | *** |  |  |  |  | 0.026 | *** |
Maple/beech/birch | 47,350 | 206442 | 206495 | 3.703 | *** | −0.033 | * | 0.013 | *** | −0.004 | *** | 0.024 | *** |
Tropical and exotic hardwoods | 408 | 1700 | 1712 | −0.409 | ** |  |  |  |  |  |  | 0.028 | *** |
Northern pines | 9,151 | 40244 | 40280 | −1.469 | *** | 0.161 | *** |  |  | −0.007 | *** | 0.075 | *** |
Spruce/fir and exotic softwoods | 18,761 | 79280 | 79327 | 2.011 | *** | 0.479 | *** | −0.025 | *** | −0.002 | ** | 0.008 | * |
Western conifers | 21,792 | 101207 | 101247 | −1.409 | *** | 0.184 | *** |  |  | 0.003 | *** | 0.029 | *** |
Western hardwoods | 1,924 | 8041 | 8075 | −0.386 | ** | 0.446 | ** | −0.125 | *** | 0.010 | *** | −0.017 | * |
Western oak | 3,207 | 15060 | 15090 | −1.311 | *** | 0.409 | *** | −0.037 | * | 0.015 | *** |  |  |
Chinese northeastern temperate forest | 1,385 | 4768 | 4789 | 1.288 | *** | 0.397 | *** | −0.017 | *** | −0.0007 |  | 0.004 |  |