Concentration in seed markets : potential effects and policy responses - Paris [Francia] : Organisation for Economic Co-operation and Development, 2018 - 232 p. : diagramas, gráficas, tablas ; 28 cm. Bibliografía: p. 211-232 ISBN: 978-92-64-30835-0 Subjects--Topical Terms: Semillas--Industria y comercio Dewey Class. No.: OCDE 338.17 / C7447c 2018