Chris Seal

Biologische Qualität: Mögliche Auswirkungen biologisch erzeugter Lebensmittel auf die menschliche Gesundheit

Lorna Lück, Kirsten Brandt, Christoph Schmidt, 2006 .

QLIF Workshop 1: Product quality in organic and low input farming systems

Ursula Kretzschmar, Gillian Butler, Albert Sundrum, 2008 .

Composition differences between organic and conventional meat: a systematic literature review and meta-analysis

Alexandros Stefanakis, Gillian Butler, Giulio Cozzi, 2016, British Journal of Nutrition.

Higher antioxidant and lower cadmium concentrations and lower incidence of pesticide residues in organically grown crops: a systematic literature review and meta-analyses

Carlo Leifert, Urs Niggli, Raija Tahvonen, 2014, The British journal of nutrition.