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1by Antoszewski, R. (ed.), International Society for Horticultural Science, The Hague (Netherlands) eng, Int. Horticultural Congress eng 11 Sep 1974 19 Warsaw (Poland), Harrison, L. (ed.), Zych, C.C. (ed.), Nowosielski, J. (ed.), Polska Akademia Nauk, Warsaw pol
Published 1974Texto bibliotecaFAO IT