. 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. GROWTH OF SELECTIVELY CUT PONDEROSA PINE eoo 500 ^ 300 2 200 ^ 100 ^- I. 2 ^5 0. 1 { i 1 ! 1 1 1 i 1 Hi 1 7/. % i i -1 i â //,. p 1898- 1903- 1908- I9!3- 1918- 1923- 1928- 1933- 1938- 1943- J902 1907 1912 1917 1922 1927 1932 1937 1942 !947 riVE-YEA
. 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. GROWTH OF SELECTIVELY CUT PONDEROSA PINE eoo 500 ^ 300 2 200 ^ 100 ^- I. 2 ^5 0. 1 { i 1 ! 1 1 1 i 1 Hi 1 7/. % i i -1 i â //,. p 1898- 1903- 1908- I9!3- 1918- 1923- 1928- 1933- 1938- 1943- J902 1907 1912 1917 1922 1927 1932 1937 1942 !947 riVE-YEAR PERIODS LEGEND 13 £0-yfor plots 6 40-yeof ploU 3 35-yeof piott I I SO-yeo' plot* 25-)reor plots 20-y«or plots 15-yeor plots lO-ytor plots 5-yeor plots ⢠First fivt-ycor period ofttr logging Figure periodic growth and growing season precipitation for ponderosa pine sample plots, 1898-1947 (Roe 1952). 191. 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
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Keywords: ., bookcentury1900, booksubjectfores, booksubjectforestsandforestry
