Comparison of two seedlings, one with fine root system (ht.19.5cm., diam.4.7cm) and coarse roots (ht.18.5cm., diam5.3cm). Black spruce, 3+0, seedling roots.
Black spruce planted in 1966. N.B. growth in comparison with natural larch. Person is Niels Kreiberg. Basely Brook. cf slides # 167 & 193. Black Brook, J.D.Irving.
Comparison of seedlings used for transplant stock: on left (yellow) seedlings from overwintered beds; on right those from stock lifted in fall and frozen stored until transplanting.
Comparison of seed sources, Ontario (Kapuskasing) on left, NB (Black Brook) on right. NB shows interbreeding with red spruce. Black spruce, 1+0, provenance.