The website of the QACCP project is maintained by the Research Institute of Organic Agriculture FiBL. 

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Co-ordinator of the QACCP project

Johannes Kahl
PD Dr. rer. nat. habil. Dipl. Chem.
Senior scientist
Department of Organic Food Quality and Food Culture
Faculty of Organic Agricultural Sciences
University of Kassel
Nordbahnhofstr. 1a
37213 Witzenhausen
Tel. + 49 (0) 5542 98 1715
Fax + 49 (0) 5542 981713
E-mail kahl(at)
Personal homepage

Co-manager of the QACCP project

Ursula Kretzschmar-Rüger
Dipl. LM. Ing. ETH
Research Institute of Organic Agriculture
Food Quality and Processing
Ackerstrasse 113
CH-5070 Frick
Tel. +41 (0)62 865-0415
Fax +41 (0)62 865-7273
E-mail ursula.kretzschmar(at)
Personal homepage

Website contact

Dr. Helga Willer
Research Institute of Organic Agriculture FiBL
Ackerstrasse 113
5070 Frick
Tel.+41 865 7272
Fax +41 865 7273

Site information


FiBL - Forschungsinstitut für biologischen Landbau
Ackerstrasse 113 / Postfach 219
CH-5070 Frick
Telephone +41 62 8657-272
Fax +41 62 8657-273


Helga Willer, FiBL Switzerland


Natalie Kleine-Herzbruch, FiBL Germany

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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 can not 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.

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