About the Authors

Charlotte N. Legind

chanl@env.dtu.dk

Affiliation Department of Environmental Engineering, Technical University of Denmark, Lyngby, Denmark

Arno Rein

Affiliation Department of Environmental Engineering, Technical University of Denmark, Lyngby, Denmark

Jeanne Serre

Affiliation Veolia Environnement – Research and Innovation, Rueil-Malmaison, France

Violaine Brochier

Affiliation Veolia Environnement – Research and Innovation, Rueil-Malmaison, France

Claire-Sophie Haudin

Affiliation INRA, UMR 1091 Environment and Arable Crop Research Unit, Thiverval-Grignon, France

Philippe Cambier

Affiliation INRA, UMR 1091 Environment and Arable Crop Research Unit, Thiverval-Grignon, France

Sabine Houot

Affiliation INRA, UMR 1091 Environment and Arable Crop Research Unit, Thiverval-Grignon, France

Stefan Trapp

Affiliation Department of Environmental Engineering, Technical University of Denmark, Lyngby, Denmark

Competing Interests

Violaine Brochier and Jeanne Serre are hired as research engineers in 2006 by Veolia Environnement - Research and Development. They are mainly working with environmental impacts of agronomic valorization. This does not alter the authors' adherence to all the PLOS ONE policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: SH. Performed the experiments: VB PC SH CNL ST AR. Analyzed the data: CNL ST AR PC SH. Contributed reagents/materials/analysis tools: CNL ST AR JS VB CH PC SH. Wrote the paper: CNL ST AR PC VB. Provided intellectual input: CNL ST AR JS VB CSH PC SH.