Site Index and Height Growth Curves for Managed, Even-aged Stands of White Or Grand Fir East of the Cascades in Oregon and Washington, Volúmenes246-260Collin 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 - 21 páginas |
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... Aho, R. Dennis Harr, Richard E. Miller. Metric Conversion 1 foot = 0.3048 m 1 inch = 2.54 cm 1 acre = 0.4047 ha 1 tree per acre = 2.47 trees per hectare * * * REGENERATION IN MIXED CONIFER CLEARCUTS IN THE CASCADE RANGE AND.
... Aho, R. Dennis Harr, Richard E. Miller. Metric Conversion 1 foot = 0.3048 m 1 inch = 2.54 cm 1 acre = 0.4047 ha 1 tree per acre = 2.47 trees per hectare * * * REGENERATION IN MIXED CONIFER CLEARCUTS IN THE CASCADE RANGE AND.
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... inch d.b.h. 10 to 15 feet tall , and growing 1 to 2 feet annually in height . the other hand , most of the natural fir regeneration was less than 4 feet tall and growing in the shade of the pines . Relation of Present Stocking to ...
... inch d.b.h. 10 to 15 feet tall , and growing 1 to 2 feet annually in height . the other hand , most of the natural fir regeneration was less than 4 feet tall and growing in the shade of the pines . Relation of Present Stocking to ...
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... inch ) of organic matter . In fact , Ryker ( 1975 ) reported more natural regen- eration of Douglas - fir on litter- covered seed beds than on mineral soil in the Intermountain region . In my study , where many variables are related in ...
... inch ) of organic matter . In fact , Ryker ( 1975 ) reported more natural regen- eration of Douglas - fir on litter- covered seed beds than on mineral soil in the Intermountain region . In my study , where many variables are related in ...
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... inch 1 inch 1 foot 1 cubic foot 1 acre Breast height = = 16.387 064 cubic cm = 2.54 cm = 0.3048 m = 0.02832 m2 3 = = 0.4047 ha 4.5 feet = 137.2 cm ACKNOWLEDGMENT The work leading to this publication was funded in part by the USDA ...
... inch 1 inch 1 foot 1 cubic foot 1 acre Breast height = = 16.387 064 cubic cm = 2.54 cm = 0.3048 m = 0.02832 m2 3 = = 0.4047 ha 4.5 feet = 137.2 cm ACKNOWLEDGMENT The work leading to this publication was funded in part by the USDA ...
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... inches for cubic Table 1 -- Numbers of grand fir study trees top - killed before , during , and after three Douglas - fir tussock moth infestations in the Blue Mountains Study locality Date of tussock moth outbreak Age of top - kill ...
... inches for cubic Table 1 -- Numbers of grand fir study trees top - killed before , during , and after three Douglas - fir tussock moth infestations in the Blue Mountains Study locality Date of tussock moth outbreak Age of top - kill ...
Términos y frases comunes
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