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Winter desiccation in red spruce planted in open. N.B. zone of damage and green above suggesting late winter (March?) and ice crust causing high temperature. Camp 12. J.D.Irving, Black Brook.

Black spruce planted 1968 (at 9 yrs from seed) Ht.247cm. Niels Kreiberg at 47yrs, 183cm! Camp 12, Black Brook, J.D.Irving.

Black spruce planted 1968. N.B. spruce in foreground planted on an old log yard with no organic material. Camp 12, Fall Brook, Black Brook, J.D.Irving.

White and black spruce planted 1968. N.B. differences in growth and new shoot development. PIg on left, PIm on right. 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.

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.