Canadian Forest Service Publications
Frost tolerance and hardening capacity during the germination and early developmental stages of four white spruce (Picea glauca) provenances. 1998. Coursolle, C.; Bigras, F.J.; Margolis, H.A. Canadian Journal of Botany 76(1): 122-129.
Available from: Laurentian Forestry Centre
Catalog ID: 16570