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this guide was developed to provide a useful and scientically accurate reference for organic farmers and agricultural professionals searching for information on best practices, available materials and perhaps most importantl, the efficacy of materials that are permitted for use in organic systems.

167 pages, illustrated, photos

Informations de publication

  • Publié: 2005
  • Éditeur: New York State Agricultural Experiment Station
  • ISBN-10: 096650720
  • Dewey Decimal: 632.7
  • Bibliothèque ECHO: 632.7 CAL