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Website contact

Dr Helga Willer
Research Institute of Organic Agriculture FiBL
Ackerstrasse 113
5070 Frick
Phone: +41 62 865 7207
Fax +41 62 8657-273


Research Institute of Organic Agriculture (FiBL)
Ackerstrasse 113
5070 Frick
Telephone +41 62 8657-272

Managing Director: Knut Schmidtke
VAT Reg. No.: CHE-107.938.089
National VAT No.: CHE-107.938.089 MWST


Helga Willer, Lauren Dietemann and Andreas Basler, FiBL

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The contents of this website are owned by the Research Institute of Organic Agriculture (FiBL) and protected by copyright law. We retain all rights over the material published on this site.

Liability and disclaimer

The Organic Farmknowledge Platform is a product of OK-Net Arable and OK-Net EcoFeed. These projects have received funding from the European Union’s Horizon 2020 research and innovation programme under grant agreements No. 652654 and No. 773911 respectively.

The views expressed on this website are the sole responsibility of the authors and publishers, and arguments employed herein do not necessarily reflect the official views of the European Commission. Neither the European Commission nor any person acting behalf of the Commission is responsible for the use which might be made of the information provided on this website.

All of the statements, results etc. contained in this site have been compiled by the authors according to their best knowledge and have been scrupulously checked by the Research Institute of Organic Agriculture (FiBL). However, the possibility of mistakes cannot be ruled out entirely. Therefore, the publishers and the authors are not subject to any obligation and make no guarantees whatsoever regarding any of the statements etc. in this work; neither do they accept responsibility or liability for any possible mistakes contained therein.


The links on this page are for informational purposes only. FiBL is not responsible for the availability or content of these sites. In addition, providing links to these sites should not be interpreted as endorsement or approval by FiBL.


  • Soil quality and fertiliy: FiBL, Thomas Alföldi
  • Nutrient management: FiBL, Matthias Klaiss
  • Pest and disease control: FiBL, Lukas Pfiffner
  • Weed management: FiBL, Thomas Alföldi
  • Cropping systems and crop specific: FiBL, Alfred Schädeli
  • Pigs: FiBL, Mirjam Holinger
  • Broilers: KAGfreiland
  • Layers: FiBL, Thomas Alföldi
  • Feeding and ration planning: FiBL, Thomas Alföldi
  • Processing and handling of harvested feed: FiBL, Thomas Alföldi

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