A comparative growth of seedlings - large where no sawdust applied, small where heavy application made in soil preparation. Jack pine, 1+0, sawdust used in soil preparation.

Comparison of 1/2+1/2 (left) and 11/2+1/2 (right) stock; cf. with Nursery Slide #279. Black spruce, 1+1, transplant stock.

Frost damage on white spruce compared with adjacent black spruce with no damage. Perkins Brook, Black Brook, J.D.Irving.

Foreground & left: crushed 1964, planted 1965. Right: crushed 1968, photo Sept 1968. N.B. hardwood strip left as fire break. Camp #2, Skin Gulch, J.D. Irving.

Foreground & left: crushed 1964, planted 1965. Right: crushed 1968, photo Sept 1968. N.B. hardwood strip left as fire break. Camp #2, Skin Gulch, J.D. Irving.

Comparison of fresh and frozen stock after first growing season in transplant lines. White spruce, 2+1, transplants.

Comparison of fresh and frozen stock, extracted seedlings, cf.slide #447. White spruce, 2+1, transplants.

Comparison of greenhouse grown seedlings vs regular seedbed stock left: sdlgs sown greenhouse Feb. heeled-in June, transplanted Aug right: 11/2 seedbed stock transplanted Aug. Black spruce, 1+1, transplants.

Comparison of normal 2+2 (left) and 1.5+1.5 (right). White spruce, 2+2, transplants.

Comparison of Ontario (Kapuskasing) left and NB spruce (right). Provenance, black spruce, 2+0.