About the Authors

Peter H. F. Hobbelen

Affiliation Rothamsted Research, Harpenden, Hertfordshire, United Kingdom

Neil D. Paveley

Affiliation ADAS UK Ltd, High Mowthorpe, Duggleby, Malton, North Yorkshire, United Kingdom

Frank van den Bosch

frank.vandenbosch@rothamsted.ac.uk

Affiliation Rothamsted Research, Harpenden, Hertfordshire, United Kingdom

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: FB NP. Performed the experiments: FB PH. Analyzed the data: PH FB NP. Wrote the paper: PH FB NP.