00588nam a2200253 4500 aLibros 20160901154109.0 m a En R 581.15016 H391 a b Hawkes, J G 12375 A bibliography of crop genetic resources sin inv. 1 sin inv. 2 Italy International Board for Plant Genetic Resources c1983 442 Genética vegetal 9637 Bibliografía 8328 ddc 3113 3113