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Date: 2013-10-17 04:18:22Sustainable agriculture Organic farming Organic food Product certification Organic gardening Research Institute of Organic Agriculture Organic cotton Farmer Field School Genetically modified organism Environment Sustainability Agriculture | dotted-worldmap [Konvertiert]Add to Reading ListSource URL: www.biore-stiftung.chDownload Document from Source WebsiteFile Size: 957,97 KBShare Document on Facebook |