Resultados de búsqueda - de Vries, Frits Penning

Opportunities, Use and Transfer of Systems Research Methods in Agriculture to Developing Countries por Goldsworthy, Peter, de Vries, Frits Penning

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The Use of Systems Methods by NARS for Addressing Natural Resource Issues por Goldsworthy, Peter, de Vries, Frits Penning, van Dongen, Jan

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The Use of Systems Methods in International Agricultural Research Centers por Goldsworthy, Peter, de Vries, Frits Penning, van Dongen, Jan

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