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1by Scardella, P., Egyptian Society of Animal Production, Cairo (Egypt) eng, Catillo, G., Pilla, A.M. (Istituto Sperimentale per la Zootecnia, Rome (Italy)), Shafie, M.M., Barkawi, A.H., Ibrahim, S.A., Sadek, R.R., European Association for Animal Production, Rome (Italy) eng, International Office of Epizootics, Paris (France) eng
Published 1993Texto bibliotecaFAO IT