Organic farming.
概要
| 作品: | 20 作品在 13 項出版品 13 種語言 | |
|---|---|---|
書目資訊
Managing and breeding wheat for organic systems = enhancing competitiveness against weeds /
by:
(書目-語言資料,印刷品)
The coexistence of genetically modified, organic and conventional foods = government policies and market practices /
by:
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