About the Authors

G. W. Wieger Wamelink

Wieger.wamelink@wur.nl

Affiliation Alterra, Wageningen UR, Wageningen, the Netherlands

Joep Y. Frissel

Affiliation Alterra, Wageningen UR, Wageningen, the Netherlands

Wilfred H. J. Krijnen

Affiliation Unifarm, Wageningen UR, Wageningen, the Netherlands

M. Rinie Verwoert

Affiliation Unifarm, Wageningen UR, Wageningen, the Netherlands

Paul W. Goedhart

Affiliation Biometris, Wageningen UR, Wageningen, the Netherlands

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: GWWW PWG. Performed the experiments: JYF WHJK MRV GWWW. Analyzed the data: GWWW PWG JYF. Wrote the paper: GWWW PWG JYF.