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1
Toward sustainability a plan for collaborative research on agriculture and natural resource management /
Veröffentlicht 1991An electronic book accessible through the World Wide Web; click to view
Elektronisch Tagungsbericht E-Book -
2
Organic agriculture : African experiences in resilience and sustainability /
Veröffentlicht 2013An electronic book accessible through the World Wide Web; click to view
Elektronisch Tagungsbericht E-Book -
3
Organic agriculture : African experiences in resilience and sustainability /
Veröffentlicht 2013An electronic book accessible through the World Wide Web; click to view
Elektronisch Tagungsbericht E-Book -
4
Toward sustainability a plan for collaborative research on agriculture and natural resource management /
Veröffentlicht 1991An electronic book accessible through the World Wide Web; click to view
Elektronisch Tagungsbericht E-Book