Extension activities for peanuts after rice in Ban Sum Jan, northeast Thailand a case study in farmer-to-farmer extension methodology
| Главные авторы: | , , , , |
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| Язык: | английский |
| Опубликовано: |
Khon Kaen, Thailand
The Farming Systems Research Project, Khon Kaen University
[1985]
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| Предметы: |