FiBL Organic Agriculture Worldwide: Current Statistics Helga Willer, Research Institute of Organic Agriculture (FiBL), Frick, Switzerland BioFach Congress 2012, Nürnberg,…
FiBL Organic Agriculture Worldwide: Current Statistics Helga Willer, Research Institute of Organic Agriculture (FiBL), Frick, Switzerland BioFach Congress 2012, Nürnberg,…