About the Authors

Ilga Porth

porth@mail.ubc.ca

Affiliation Department of Forest Sciences, University of British Columbia, Vancouver, British Columbia, Canada

Richard White

Affiliation Department of Statistics, University of British Columbia, Vancouver, British Columbia, Canada

Barry Jaquish

Affiliation Kalamalka Forestry Centre, British Columbia Ministry of Forests, Lands and Natural Resource Operations, Vernon, British Columbia, Canada

René Alfaro

Affiliation Pacific Forestry Centre, Canadian Forest Service, Victoria, British Columbia, Canada

Carol Ritland

Affiliation Department of Forest Sciences, University of British Columbia, Vancouver, British Columbia, Canada

Kermit Ritland

Affiliation Department of Forest Sciences, University of British Columbia, Vancouver, British Columbia, Canada

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: IP RW KR RA BJ CR. Performed the experiments: IP. Analyzed the data: IP RW KR. Wrote the paper: IP KR BJ. Contributed to project management: CR.