Farmers' perceptions of soil fertility change and management
includes bibliography
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Format: | Texto biblioteca |
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Addis Ababa (Ethiopia) Institute for Sustainable Development
2002
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Subjects: | SOIL MANAGEMENT, SOIL FERTILITY, GESTION DU SOL, FERTILITE DU SOL, MANEJO DEL SUELO, FERTILIDAD DEL SUELO, |
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Summary: | includes bibliography |
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