Browse Items (13654 total)

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.

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.

Effect of slope position on growth. Black spruce planted in 1968. Mean height 102cm vs 143 cm(lo vs hi). Camp 12. Black Brook. J.D.Irving.

Tree guard used to protect newly planted trees against mice. Not effective! Coulson tract, SW Ontario.

Tree length skidding at Camp #11, Dryden Paper Co.

Tree length skidding at Camp #11, Dryden Paper Co.

Tree length skidding at Camp #11, Dryden Paper Co. N.B. on left the large pile of slash.

Dead branches due to Scleroderris lagerbergii. North Bay.

Pitch nodule maker (Petrova albicapitana) jack pine. Geraldton