Autor: Frits Penning de Vries

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1 Ebooks por Frits Penning de Vries

Klaas Metselaar & Paul Teng: Systems approaches for agricultural development
The symposium In the next decades, agriculture will have to cope with an ever-increasing demand for food and raw basic materials on the one hand, and with the necessity to use resources without furth …
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€115.25