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1Report of the twenty-first session of the Asia and Pacific Plant Protection Commission, 19-23 July 1999, Yogyakarta, Indonesia Report of the twenty-first session of the Asia and Pacific Plant Protection Commission, 19-23 July 1999, Yogyakarta, Indonesiaby FAO, Bangkok (Thailand). Regional Office for Asia and the Pacific eng, Asia and Pacific Plant Protection Commission eng 19-23 Jul 1999 Sess. 21 Yogyakarta (Indonesia)
Published 1999Texto bibliotecaFAO IT