Seed systems and crop genetic diversity on-farm : proceedings of a workshop, 16-20 september 2003, Pucallpa, Perú

Seed systems and crop genetic diversity on-farm : proceedings of a workshop, 16-20 september 2003, Pucallpa, Perú / editores: Devra I. Jarvis ...[et al.]. Roma, Italia : International Plant Genetic Resources Institute, 2005 154 p. : il. ;cuadros; gráficas. [631.521 S289].