Suchergebnisse - "Irrigation farming Philippines."
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1
Community irrigation associations some observations for organization of upland farmers.
Veröffentlicht 1984Buch -
2
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3
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4
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5
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6
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7
Managing communal gravity systems farmers' approaches and implications for program planning
Veröffentlicht 1980Buch -
8
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9
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10
Operation and management of communal gavity system in selected Philippine villages.
Veröffentlicht 1982Buch