national agricultural research systems Kitapları

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Improving agricultural research at universities in Sub-Saharan Africa by Heike Michelsen - Book Cover

Improving agricultural research at universities in Sub-Saharan Africa

Heike Michelsen

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Agricultural and environmental research in small countries by Pablo B. Eyzaguirre - Book Cover

Agricultural and environmental research in small countries

Pablo B. Eyzaguirre

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Evolution of agricultural services in Sub-Saharan Africa by V. Venkatesan - Book Cover

Evolution of agricultural services in Sub-Saharan Africa

V. Venkatesan

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