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1by Pigon, H., Polska Akademia Nauk, Warsaw pol, Int. Congress on Animal Reproduction and Artificial Insemination eng 12 Jul 1976 8 Cracow (Poland), Tischner, M.
Published 1976Texto bibliotecaFAO IT -
2by 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