About the Authors

R. C. Johnson

rcjohnson@wsu.edu

Affiliation Agricultural Research Service, Plant Germplasm Research and Testing, United States Department of Agriculture, Pullman, WA, United States of America

Ken Vance-Borland

Affiliation Conservation Planning Institute, Corvallis, OR, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: RCJ. Performed the experiments: RCJ. Analyzed the data: RCJ. Contributed reagents/materials/analysis tools: RCJ KVB. Wrote the paper: RCJ KVB.