Schmid, Otto and Kretzschmar, Ursula (Eds.)    (2007) Organic Food Processing: Principles and future concepts including the further development of Annex VI of EU regulation 2092/91.    . Proceedings of BioFach Congress, Session on Organic Food Processing, Nuremberg, Germany, 15 February 2007.   [Unpublished]     

       Beck, Alexander; Kretzschmar, Ursula and Schmid, Otto (Eds.)      (2006) Organic Food Processing - Principles, Concepts and Recommendations for the Future. Results of a European research project on the quality of low input foods.  [With contributions from Angelika Ploeger, Marita Leskinen, Marjo Särkkä-Tirkkonen, Monika Roeger, Thorkild Nielsen and Niels Heine Kristensen.]   FiBL-Report. Research Institute of Organic Agriculture FiBL, Frick, Switzerland.        

       Schmid, Otto; Beck, Alexander and Kretzschmar, Ursula (Eds.)      (2004) Underlying Principles in Organic and “Low-Input Food” Processing – Literature Survey.    FiBL-Report. Research Institute of Organic Agriculture FiBL, Frick, Switzerland, Frick, Switzerland.        

       {Project}     QLIF-Processing: Improving quality and safety and reduction of cost in the European organic and “low input” food supply chains. Subproject 5: Development of a framework for the design of “minimum” and “low input” processing strategies, which guarantee food quality and safety.    Runs 2004 - 2007.      Project Leader(s):  Kretzschmar, Ursula, Research Institute of Organic Agriculture (FiBL), CH-5070 Frick .     

   Beck, Alexander    (2006) Code of Practice for Organic Food Processing. With contributions from Ursula Kretzschmar, Angelika Ploeger and Otto Schmid.     Research Institute of Organic Agriculture FiBL, Frick, Switzerland.        

   Beck, Alexander; Kretzschmar, Ursula and Schmid, Otto         (2006) Concept papers outlining parameters for further development of Organic Food Processing - Crucial topics for the revision of the EU regulation 2092/91.  [with contributions from: Leskinen, Marita, Särkkä-Tirkkonen Marjo, Thorkild Nielsen and Niels Heine Kristensen.]   Forschungsinstitut für biologischen Landbau (FiBL) CH-Frick .    

   Beck, Alexander; Kretzschmar, Ursula and Schmid, Otto   (2006) Öko-Verarbeitung: Traditionell? Schonend? Umweltgerecht?   Ökologie & Landbau, 138 (2/2006), pp. 41-43.        

   Kretzschmar, Ursula and Schmid, Otto   (2011) Quality and safety aspects of organic and low-input food processing: Results of a Delphi survey from an expert consultation in 13 European countries.   NJAS - Wageningen Journal of Life Sciences, 58 (3-4), pp. 111-116.        

   Kretzschmar, Ursula and Schmid, Otto    (2006) Approaches Used in Organic and LowInput Food Processing: Impact on Food Quality and Safety, Results of a delphi survey from an expert consultation in 13 European countries.       Paper at:   Joint Organic Congress, Odense, Denmark, May 30-31, 2006.          

   Kretzschmar, Ursula and Schmid, Otto    (2005) Approaches Used in Organic and Low Input Food Processing – Impact on Food Quality and Safety. Results of a delphi survey from an expert consultation in 13 European Countries.  [= Report 2 of the subproject 5 in the EU project No. 50635 “Quality of low input food”.]   FiBL-Report. Research Institute of Organic Agriculture FiBL, Frick, Switzerland.   [Unpublished]