00653cam a22001817a 4500003000500000005001700005008004100022010000900063011000900072035000900081040000900090100002100099245006400120500019600184650003300380650004000413700001800453CHAP20220329133235.0971013s                r     00010     d  a3804  a4776  a3980  cCHAP00aReardon, Thomas. 0aIssues of sustainability in agricultural research in Africa  aSobretiro de: Proceedings of the Symposium on the Sustainability of Agricultural Production Systems in Sub-Saharan Africa, Norwegian Centre for International Agricultural Development pp.43-6714aAgriculturaxAfricazAfrica.14aAgriculturaxInvestigacionxAfrica.0 aIslam, Nurul.