Klett, Dr Manfred books & textbook
The Foundations and Principles of Biodynamic Preparations
Klett, Dr Manfred Jarman, Bernard
Floris Books /2023-05-02 Paperback / 224 Pages
isbn-10: 1782508430 / isbn-13: 9781782508434
Principles of Biodynamic Spray and Compost Preparations
Floris Books /2006-02-15 Paperback / 112 Pages
isbn-10: 0863155421 / isbn-13: 9780863155420
