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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.

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.

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.

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.

Black spruce was planted in 1968. cf slides #182, 183, 184. Camp 12, Gounamitz, Black Brook. J.D.Irving.

Black spruce planted in 1968. cf slides #182, 183, 184. Camp 12, Gounamitz. Black Brook. J.D.Irving.

Needle rust (Chrysomyxa spp.) on white spruce. Black Brook, J.D.Irving.

Needle rust (Chrysomyxa spp.) on white spruce. Black Brook, J.D.Irving.

Needle rust (Chrysomyxa spp.) on white spruce. Black Brook, J.D.Irving.

Budworm damage on red spruce. Black Brook, J.D.Irving.