Citation

Littell, J.S., J. A. Hicke, S.L. Shafer, S. M. Capalbo, L. L. Houston, and P. Glick. 2013. Forest Ecosystems: Vegetation, Disturbance, and Economics. Chapter 5 in Dalton, M.M., P.W. Mote, and A.K. Snover. (Editors). 2013. https://books.google.com/books?id=NZfxAQAAQBAJ&pg=PA110&lpg=PA110&dq=FOREST%20ECOSYSTEMS%3A%20VEGETATION%2C%20DISTURBANCE%2C%20AND%20ECONOMICS&source=bl&ots=_0od9xlLzl&sig=Eh3T4etCRxDTjvxuq9hW3WG_Tjo&hl=en&sa=X&ved=0CDsQ6AEwA2oVChMIk4SotuCLyQIVRymICh1nWA7.