| Robert Parnes Speaks on the Science and Necessity of Organic Residues in the Soil | | | Directed By:
| Griesinger, Peter R. | | Featuring:
| Parnes, Robert | | Contribution by:
| Campbell, Bob | | ISBN: | 978-0-9616762-4-7 | | Publisher: | Griesinger Films, LLC
| | Book Format: | VHS video | | List Price: | USD $29.95 |
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