Convert your Farm to Biodynamics, by Timothy Brink.
Biodynamic Preparations Good Practice Manual - an overview of using at farm scale, by Demeter International.
Working with Soil, by Peter Brown.
Rooting for Change - keeping pigs outdoors, by Peter Brown.
Biodynamics - a promising road to tomorrow's sustainable agriculture, by Ulrich Schreier.
Soil and Light, by Dr. Richard Thornton Smith.