Principles of Biodynamic Spray and Compost Preparations by Manfred Klett
December 2005. Manfred Klett, a renowned biodynamic expert, provides a fascinating overview of the history of agriculture. He then goes on to the discuss the practicalities of spray and compost preparations and the philosophy behind them.
This book is essential for any biodynamic gardener or farmer who wants to understand the background to core biodynamic techniques.
Based on keynote talks by Manfred Klett at Biodynamic Agricultural Association conferences.