Roetter, Reimund P Science for agriculture and rural development in low-income countries [electronic resource] by Reimund P Roetter, Herman Keulen and Marijke Kuiper - Dordrecht Springer 2007 http://dx.doi.org/10.1007/978-1-4020-6617-7 ISBN: 9781402066177 Dewey Class. No.: 333.46095 / (e-book)