. Age-class structure of old growth ponderosa pine/Douglas-fir stands and its relationship to fire history. Ponderosa pine Montana; Douglas fir Montana; Old growth forests Montana; Forest fires Montana. Flathead 1 1900 (0 6 0) ? Ponderosa pine B Douglas-fir 03 Lodgepole pine 0Western lorch. .rain 1 2 1 278P 38 I 28 21 19 30 13 15 17 19 21 23 25 27 29 31 33 35 37 39 4 1 43 45 Diameter—Class Midpoint (inches) Flathead 1 1992 O-Jt I Ponderoso pine B Douglas-fir 0 Lodgepole pine 0 Western larch 11 pi] n 1^ Inl^B ^|Ji T I I 1 1 ^ 1 1 1 1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 33 35 37 39 41 43 45
. Age-class structure of old growth ponderosa pine/Douglas-fir stands and its relationship to fire history. Ponderosa pine Montana; Douglas fir Montana; Old growth forests Montana; Forest fires Montana. Flathead 1 1900 (0 6 0) ? Ponderosa pine B Douglas-fir 03 Lodgepole pine 0Western lorch. .rain 1 2 1 278P 38 I 28 21 19 30 13 15 17 19 21 23 25 27 29 31 33 35 37 39 4 1 43 45 Diameter—Class Midpoint (inches) Flathead 1 1992 O-Jt I Ponderoso pine B Douglas-fir 0 Lodgepole pine 0 Western larch 11 pi] n 1^ Inl^B ^|Ji T I I 1 1 ^ 1 1 1 1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 33 35 37 39 41 43 45 Diameter—Class Midpoint (inches) 1 Flathead 2 1900 I Ponderosc pine B Douglos-fir 0 Lodgepole pine 0 Western lorch n ? , n n ? 1—^— 13 15 17 19 21 23 25 27 29 31 33 35 37 39 4 1 43 45 Diameter—Class Midpoint (inches) Flathead 2 1992 240 49|l9 o ir> 6 20 15 57n 16 i 1 II I Ponderosa pine H Douglas-fir 0 Lodgepole pine H Western larch 13 15 17 19 21 23 25 27 29 31 33 35 37 39 4 1 43 45 Diameter-Class Midpoint (inches) 18. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Arno, Stephen F; Scott, Joe H; Hartwell, Michael G; Intermountain Research Station (Ogden, Utah). Ogden, UT : U. S. Dept. of Agriculture, Forest Service, Intermountain Research Station
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Keywords: ., bookcentury1900, bookcollectionameri, bookcollectionbiodiversity
