Literature
"It is a familiar truism that farmers learn more through practical demonstration than from any amount of literature"Ehrenfried Pfeiffer. Biodynamic Farming and Gardening Is your paper missing? Poor citation? Broken Link? Let me know please .... Also see the 'abstracts' on the Considera forum
1: Bockemuhl J. (1968) The effect of potentized pyrite and various levigating procedures on root and shoot growth of seedlings. [Article in German]. Elementare Naturwissenschaft. 1968;8:27-31. Die Wirkung von potenziertem Pyrit und verschiedenen Verreibungsverfahren auf das Wurzel- und Sprosswachstum von Keimpflanzen.
2: Bockemuhl, J (1985) Elements and ethers: modes of observing the world. In Towards a Phenomenology of the Etheric World (J. Bockemuhl, ed.) Anthroposophical Press; New York, U.S.A., 1-68.
3: Bockemuhl, J. (1986) Dying Forests - a Crisis in Consciousness. Hawthorn Press, Stroud, UK. Social Ecology Series. ISBN 1 869 890 02 7. 96pp.
4: Bockemuhl, J. and Jarvinen K (1985) Extraordinary Plant Qualities for Biodynamics Floris Books ISBN 0-86315-576-6