The biodynamic farmde Herbert H. Koepfxiv, 245 p. : 21 cmMateriasOrganic farmingEdiciones (1)The biodynamic farm (1989)Anthroposophic Press · inglésMás obras de Herbert H. KoepfKoepfs Practical Biodynamics Soil Compost Sprays And Food QualityCCompanion Plants and How to Use ThemCompanion Plants and How to Use ThemRReadings in Goethean ScienceReadings in Goethean Science