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1Texto bibliotecaFAO IT
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2by Stettler, R.F., FAO, Rome (Italy). Forestry Dept. eng, World Consultation on Forest Tree Breeding eng 7-16 Aug 1969 2 Washington, DC (USA), Bawa, K.S., Livingston, G.K., FAO, Rome (Italy). Dept. des Forets fre, FAO, Rome (Italy). Dept. Forestal spa, International Union of Forestry Research Organizations, Vienna (Austria) eng, Consultation Mondiale sur l'Amelioration des Arbres Forestiers fre 7-16 Aug 1969 2 Washington, DC (USA), Consulta Mundial sobre Mejora de Arboles Forestales spa 7-16 Aug 1969 2 Washington, DC (USA)
Published AugTexto bibliotecaFAO IT