. Biology of rust resistance in forest trees : proceedings of a NATO-IUFRO advanced study institute, August 17-24, 1969. Trees; Pine; Trees; Rust diseases. ENVIRONMENT AND WHITE PINE BLISTER RUST INFECTION 489 * 1 ^fc 1510 â Â£& e:: - , , If i - -- J>Â£ JL ^"^ 'VmV z l48ojc^='\fiM& o ^N z â -- - _ z < c c 460-1 e - sÂ° o 440-. J^c& Figure 7. Pattern of airflow that controls rust spread around a swamp edge. 45 H ASPEN. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appeara

. Biology of rust resistance in forest trees : proceedings of a NATO-IUFRO advanced study institute, August 17-24, 1969. Trees; Pine; Trees; Rust diseases. ENVIRONMENT AND WHITE PINE BLISTER RUST INFECTION 489 * 1 *^fc 1510 â Â£& e:: - , , If i - -- J>Â£ JL ^"^ 'VmV z l48ojc^='*\fiM& o ^N z â -- - _ z < c c 460-1 e - sÂ° o 440-. J^c& Figure 7. Pattern of airflow that controls rust spread around a swamp edge. 45 H ASPEN. 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 North Atlantic Treaty Organization; International Union of Forestry Research Organizations; United States. Forest Service; University of Idaho. Washington, D. C. : Forest Service

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Keywords: ., bookauthoruni, bookcentury1900, booksubjectpine, booksubjecttrees

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