. Uneven-aged silviculture and management in the United States : combined proceedings of two in-service workshops held in Morgantown, West Virginia, July 15-17, 1975, and in Redding, California, October 19-21, 1976. --. Forests and forestry United States Congresses; Forest management United States Congresses; Forests and forestry; Forest management. 300. 12 16 20 24 28 32 36 40 44 43 52 56 60 64 dia. cm Figure 6*--Diameter distribution curves for a spruce working section (quality class II; r = 120) and for a selection forest (Schomberg) (Assmann 1970). 197. Please note that these images are ex
. Uneven-aged silviculture and management in the United States : combined proceedings of two in-service workshops held in Morgantown, West Virginia, July 15-17, 1975, and in Redding, California, October 19-21, 1976. --. Forests and forestry United States Congresses; Forest management United States Congresses; Forests and forestry; Forest management. 300. 12 16 20 24 28 32 36 40 44 43 52 56 60 64 dia. cm Figure 6*--Diameter distribution curves for a spruce working section (quality class II; r = 120) and for a selection forest (Schomberg) (Assmann 1970). 197. 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 United States. Forest Service. Timber Management Research. Washington : Timber Management Research, Forest Service, U. S. Dept. of Agriculture
Size: 1717px × 1455px
Photo credit: © Book Worm / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1900, booksubjectfores, booksubjectforestsandforestry
