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Dead crown from blister rust. Silviculture 425a 471a
Dead crown from blister rust (Cronartium ribicola). Parry Sound.
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Salt damage on white pine. Silviculture 424 470
Salt damage on white pine at road side. Huntsville.
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Fire origin jack pine. Silviculture 423b 469b
Fire origin jack pine on SC #1 site. at 58 yrs. N.B. decadence of crowns
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Fire origin jack pine. Silviculture 423a 469a
Fire origin jack pine on SC #1 site. at 58 yrs. N.B. decadence of crowns
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Fire origin jack pine and black spruce. Silviculture 422 468
Fire origin jack pine & black spruce at 48yrs. N.B. crowns. Engelhart Management Unit (Plonski Forest).
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Fire origin black spruce and aspen. Silviculture 421b 467b
Fire origin black spruce & aspen at 48yrs. Engelart Management Unit (Plonski Forest).
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Fire origin black spruce & aspen at 48 years
Fire origin black spruce & aspen at 48yrs. Engelhart Management Unit (Plonski Forest)
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Sleigh haul of pulpwood. Silviculture 420 466
Sleigh haul of pulpwood, 1950. NE Ontario
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Red pine, 43 years. Silviculture 419 465
Red pine at 43yrs planted on abandoned wind-eroded farmland. Vivian Forest west tract (York Regional Forest). Persons- Erling Armson (skis) & Harriett Armson (red jacket)
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Red pine. Silviculture 418 464
Red pine planted ca. 1926 on "wasteland", i.e. old fields, at 43yrs. Vivian Forest west tract (York Regional Forest).
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