Using choice experiments to assess smallholder farmers' preferences for pig breeding traits in different production systems in North–West Vietnam
| Autor: | Roessler, Regina, Drucker, Adam G., Scarpa, Riccardo, Markemann, André, Lemke, Ute, Thuy, Le T., Valle Zárate, Anne |
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| Zdroj: | In Ecological Economics 2008 66(1):184-192 |
| Databáze: | ScienceDirect |
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