1. Banner, A., Mackenzie, W., Haeussler, S., Thomson, S., Pojar, J., and Trowbridge, R. 1993. A field guide to site identification and interpretation for the Prince Rupert Forest Region. Land Management Handbook No. 26. B.C. Ministry of Forests, Research Branch, Victoria, B.C.
2. Bretz, F., Hothorn, T., and Westfall, P. 2011. Multiple comparisons using R. Chapman & Hall, Boca Raton, Fla.
3. Model Selection and Multimodel Inference
4. Forest Site Quality Evaluation in The United States
5. Influence of feeding by Zeiraphera canadensis, the spruce bud moth, on stem-wood growth of young white spruce