About the Authors

Erica M. Goss

Affiliation Horticultural Crops Research Laboratory, USDA ARS, Corvallis, Oregon, United States of America

Meg Larsen

Affiliation Horticultural Crops Research Laboratory, USDA ARS, Corvallis, Oregon, United States of America

Gary A. Chastagner

Affiliation Washington State University Research and Extension Center, Puyallup, Washington, United States of America

Donald R. Givens

Affiliation USDA APHIS PPQ, Fort Collins, Colorado, United States of America

Niklaus J. Grünwald

nik.grunwald@ars.usda.gov

Affiliation Horticultural Crops Research Laboratory, USDA ARS, Corvallis, Oregon, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: EMG NJG. Performed the experiments: EMG ML. Analyzed the data: EMG DRG. Contributed reagents/materials/analysis tools: GAC. Wrote the paper: EMG NJG.