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Coffee-banana farms at Mt. Kilimanjaro: The evolution of an integrated farming system
Ruthenberg, Hans - In: Smallholder farming and smallholder development in …, (pp. 214-217). 1968
Persistent link: https://www.econbiz.de/10003667509
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Agricultural development in Tanganyika
Ruthenberg, Hans - 1964
Persistent link: https://www.econbiz.de/10013341059
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Smallholder farming and smallholder development in Tanzania : ten case studies
Ruthenberg, Hans (ed.) - 1968
Persistent link: https://www.econbiz.de/10013341132
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Ansatzpunkte zur landwirtschaftlichen Entwicklung Tanganyikas
Ruthenberg, Hans - 1962
Persistent link: https://www.econbiz.de/10013328492