1 หนังสืออิเล็กทรอนิกส์โดย F.W.T Penning de Vries
Klaas Metselaar & P.S. Teng: Systems approaches for agricultural development
Agriculture is changing rapidly all over the world. Intensification, diversification, optimizing scarce resources, integrated pest management, sustainability and climate change are key issues for agr …
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