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Close up on budworm damage on red spruce
Budworm damage on red spruce. Black Brook, J.D.Irving.
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White spruce needle rust (macro view)
Needle rust (Chrysomyxa spp.) on white spruce. Black Brook, J.D.Irving.
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Close up on white spruce needle rust
Needle rust (Chrysomyxa spp.) on white spruce. Black Brook, J.D.Irving.
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Close up on tree needle rust
Needle rust (Chrysomyxa spp.) on white spruce. Black Brook, J.D.Irving.
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Close up on plantation made in a hilly landscape
Black spruce planted in 1968. cf slides #182, 183, 184. Camp 12, Gounamitz. Black Brook. J.D.Irving.
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Close up on black spruce tree growth in a hilly landscape
Black spruce was planted in 1968. cf slides #182, 183, 184. Camp 12, Gounamitz, Black Brook. J.D.Irving.
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Tree growth on black spruce (image 2)
Black spruce planted in 1968. cf slides # 182, 183, 184 of same area. Person is Niels Kreiberg. Camp 12, Gounamitz, Black Brook, J.D.Irving.
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Tree growth on black spruce plantation
Black spruce planted in 1968. cf slides # 182, 183, 184 of same area. Person is Niels Kreiberg. Camp 12, Gounamitz, Black Brook, J.D.Irving.
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Tree growth on slope (image 3)
Effect of slope position on growth. Black spruce was planted 1968. Mean height 102cm vs 143cm (lo vs hi). Camp 12. Black Brook. J.D.Irving.
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Tree growth on slope
Effect of slope position on growth. Black spruce planted in 1968. Mean height 102cm vs 143cm (lo vs hi). Camp 12. Black Brook. J.D.Irving.
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