Site Index and Height Growth Curves for Managed, Even-aged Stands of White Or Grand Fir East of the Cascades in Oregon and Washington, Volumes 246-260Collin D. Bevins, Donald L. Reukema, John Neisess, Kenneth W. Seidel, M. A. Radwan, P. H. Cochran, Paul E. Aho, R. Dennis Harr, Richard E. Miller Department of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station, 1978 - Browse - 21 pages |
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... yields of wood , water forage , wildlife , and recreation . Through forestry research , cooperation with the States and private forest owners , and management of the National Forests and National Grasslands , it strives as directed by ...
... yields of wood , water forage , wildlife , and recreation . Through forestry research , cooperation with the States and private forest owners , and management of the National Forests and National Grasslands , it strives as directed by ...
Page 11
... yields an My value of 0.182 for the clearcut model and 0.203 for the partial cut model . Use of the new Mx values would re- duce spread predictions by 2 to 3 percent . Given the standard error of the regression at 0.08 , we do not feel ...
... yields an My value of 0.182 for the clearcut model and 0.203 for the partial cut model . Use of the new Mx values would re- duce spread predictions by 2 to 3 percent . Given the standard error of the regression at 0.08 , we do not feel ...
Page 14
... yield danger values distinct from each other , with partial cut indices approximately half those of the clearcut model under similar danger conditions . The second possible solution to the sensitivity problem suggested by Rothermel ...
... yield danger values distinct from each other , with partial cut indices approximately half those of the clearcut model under similar danger conditions . The second possible solution to the sensitivity problem suggested by Rothermel ...
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... yields of wood , waterryforage , wildlife , and recreation . Through forestry research , cooperation with the States and private forest owners , and management of the National Forests and National Grasslands , it strives as directed by ...
... yields of wood , waterryforage , wildlife , and recreation . Through forestry research , cooperation with the States and private forest owners , and management of the National Forests and National Grasslands , it strives as directed by ...
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... yields of wood , OR WaterRyforage , wildlife , and recreation . Through forestry research , cooperation with the States and private forest owners , and management of the National Forests and National Grasslands , it strives as directed ...
... yields of wood , OR WaterRyforage , wildlife , and recreation . Through forestry research , cooperation with the States and private forest owners , and management of the National Forests and National Grasslands , it strives as directed ...
Common terms and phrases
100 largest trees 50 percent atrazine average basal area Blue Mountains board-foot breast-high age calibration Cascade Range clearcuts conifer dead tops decay density diameter Douglas-fir equations estimated Forest and Range Forest Service fuel load fuel model grand fir height growth curves illus inches increases lodgepole pine logging mineral soil mixed conifer mountain hemlock National Forest natural regeneration NFDRS number of trees Oreg Oregon Pacific Northwest Pacific Northwest Forest partial cut peak flow percent of roadless planted ponderosa pine Portland postlogging programed harvest Range Exp Range Experiment Station reallocation regression road roadless area withdrawn sample seed seedlings Siskiyou National Forest slope spacing species Stocking percent streamflow study area study Forests subplots timber base timber harvest top-kill treatment period trees per acre tussock moth U.S. Department Umatilla Umatilla National Forest USDA values variables volume Washington watershed western white or grand Willamette National Forest