. Elytroderma disease of ponderosa pine in the Pacific Northwest. Ponderosa pine Diseases and pests Northwest, Pacific; Elytroderma deformans. V. c 1- V \ \ o 1930 1940 Apparent year of ring formation 1950 Figure 10. — Uncorrected ring patterns from heavily infected tree at Belshaw. Broken line represents increment core taken in 1955; dotted line, core taken from same tree in 1959. Lowercase letters indicate same key points as in figure Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of t


. Elytroderma disease of ponderosa pine in the Pacific Northwest. Ponderosa pine Diseases and pests Northwest, Pacific; Elytroderma deformans. V. c 1- V \ \ o 1930 1940 Apparent year of ring formation 1950 Figure 10. — Uncorrected ring patterns from heavily infected tree at Belshaw. Broken line represents increment core taken in 1955; dotted line, core taken from same tree in 1959. Lowercase letters indicate same key points as in figure 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 Childs, T. W. (Thomas White), 1908-. Portland, Or. : Pacific Northwest Forest and Range Experiment Station, U. S. Dept. of Agriculture


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