Dr Manfred Klett is a founder of a biodynamic farming community in Germany. He is the former director of the Department of Agriculture at the Goetheanum in Switzerland and has over...mehr sehenDr Manfred Klett is a founder of a biodynamic farming community in Germany. He is the former director of the Department of Agriculture at the Goetheanum in Switzerland and has over 60 years' experience of biodynamic agriculture.weniger sehen