1.
Biodynamic Farm Agriculture in Service of the Earth and Humanity
by Koepf, Herbert H.
ISBN: 9780880101721
List Price: $30.00
2.
Koepf's Practical Biodynamics: Soil, Compost, Sprays and Food Quality
by Herbert H. Koepf
ISBN: 9780863159268
List Price: $19.99
3.
4.
Research in Biodynamic Agriculture: Methods and Results
by Herbert H. Koepf
ISBN: 9780938250340
List Price: $9.95
OUT OF STOCK
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Nitrate : An Ailing Organism Calls for Healing
by Koepf, H. H.
ISBN: 9780938250098
List Price: $3.25
OUT OF STOCK
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Boden und Dngemittel (Handbuch der Pflanzenernhrung und Dngung / Boden und Dngemittel) (Germ...
by E. Abrahamczik, J. M. Albar...
ISBN: 9783709181980
List Price: $69.95