. Elytroderma disease of ponderosa pine in the Pacific Northwest. Ponderosa pine Diseases and pests Northwest, Pacific; Elytroderma deformans. A. John Day N W- B. Deer Creek C. Camas Creek. Figure 6. — Distribution of flags in 1958 (solid lines) and 1961 (dotted lines) on sapling crowns. Distances from diagram centers are proportional to percentages of total flags occurring on north, north- east, east, etc., sides of crowns (sums of distances along the eight radii equal 100 percent for each year). Arrows point downhill. Scale: / 5 percent \ 15 percent ^ 10 percent 18. Please note that these im

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. Elytroderma disease of ponderosa pine in the Pacific Northwest. Ponderosa pine Diseases and pests Northwest, Pacific; Elytroderma deformans. A. John Day N W- B. Deer Creek C. Camas Creek. Figure 6. — Distribution of flags in 1958 (solid lines) and 1961 (dotted lines) on sapling crowns. Distances from diagram centers are proportional to percentages of total flags occurring on north, north- east, east, etc., sides of crowns (sums of distances along the eight radii equal 100 percent for each year). Arrows point downhill. Scale: / 5 percent \ 15 percent ^ 10 percent 18. 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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Keywords: ., bookcentury1900, bookcollectionameri, bookcollectionbiodiversity