How dare we call it dirt
Discusses the ecosystem of soil, its role in the cycles that maintain life, and environmental concerns.
Enregistré dans:
| Collectivités auteurs: | , |
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| Autres auteurs: | , |
| Format: | Vidéo VHS |
| Langue: | English |
| Publié: | Lincoln, NE : Nebraska ETV Network : Distributed by GPN, ©1993-1994. |
| Sujets: |
Media Storage Room
| Cote: |
S591 .H67 1993x |
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| v.1 | Disponible |
| v.2 | Disponible |