. A descriptive analysis of Montana's forest resources. Forests and forestry Montana Statistics; Timber Montana Statistics. In the short run, the current inventory of merchantable timber is of greatest concern in defining what could be harvested. In 1970 there were over 33 billion cubic feet of timber, about half in sawlog-size materials: Class of timber Vo lurne Percent (Billion Ft3) Sawtimber trees (9 in + ) Sawlog portion 54 Upper stem portion 5 Pole timber trees ( in ) 27 Subtotal growing stock 86 Rough and rotten trees 4 Salvable dead 9 Total 33.
. A descriptive analysis of Montana's forest resources. Forests and forestry Montana Statistics; Timber Montana Statistics. In the short run, the current inventory of merchantable timber is of greatest concern in defining what could be harvested. In 1970 there were over 33 billion cubic feet of timber, about half in sawlog-size materials: Class of timber Vo lurne Percent (Billion Ft3) Sawtimber trees (9 in + ) Sawlog portion 54 Upper stem portion 5 Pole timber trees ( in ) 27 Subtotal growing stock 86 Rough and rotten trees 4 Salvable dead 9 Total 100 An examination of individual species (fig. 12) shows that most of the growing stock is in lodgepole pine and Douglas-fir. Of the two, Douglas-fir 10,000 r 8,000 CD ^ 6,000 O c 4 4,000 2,000. over 9-inch u> .1= o CD ~D c O Q_ CD c O Q_ CD o c c J ^ CD Q_ D) CO c LU Species 0) co 3 CO >- CD D CD o Figure 12.—Net volume of growing stock on commercial forest lands in Montana by syecies and size class3 1970. (From Green and Setzer 1974). 22. 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 Schweitzer, Dennis L; Benson, Robert E. , joint author; McConnen, Richard J. , joint author; Intermountain Forest and Range Experiment Station (Ogden, Utah). Ogden, Utah : U. S. Dept. of Agriculture, Forest Service, Intermountain Forest and Range Experiment Station
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