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Nitrate An Ailing Organism Calls for Healing by Herbert Hans Koepf 54 Pages, Published 2009 by Steinerbooks ISBN-13: 978-1-62151-189-2, ISBN: 1-62151-189-8 |
Readings in Goethean Science by Johann Wolfgang, Herbert Hans Koepf, Linda S. Jolly 48 Pages, Published 1978 by Steinerbooks ISBN-13: 978-1-62151-194-6, ISBN: 1-62151-194-4 |
Research in Biodynamic Agriculture Methods and Results by Herbert Hans Koepf Paperback, 78 Pages, Published 1993 by Biodynamic Farming & Gardening Association ISBN-13: 978-0-938250-34-0, ISBN: 0-938250-34-5 |
Research in Biodynamic Agriculture Methods and Results by Herbert Hans Koepf Published 1993 ISBN-13: 978-1-62151-195-3, ISBN: 1-62151-195-2 |
Investigaciones En Agricultura Biodinamica(1st Edition) by Dr. Herbert Hans Koepf Paperback, 120 Pages, Published 1900 by Editorial Rudolf Steiner S.L. ISBN-13: 978-84-92843-89-3, ISBN: 84-92843-89-6 |
QUE ES LA AGRICULTURA BIODINAMICA? by Herbert #. Koepf Published 1996 by Rudolf Steiner ISBN-13: 978-84-89197-15-2, ISBN: 84-89197-15-6 |
Herbert Hans Koepf