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2Les populations des iles mexicaines de Pinus radiata (D.Don): une expedition internationale et une collaboration continue pour la conservation genetique Les populations des iles mexicaines de Pinus radiata (D.Don): une expedition internationale et une collaboration continue pour la conservation genetiqueTexto bibliotecaFAO IT
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4Poblaciones insulares mexicanas de Pinus radiata (D.Don): una expedicion internacional y la colaboracion en marcha para la conservacion genetica Poblaciones insulares mexicanas de Pinus radiata (D.Don): una expedicion internacional y la colaboracion en marcha para la conservacion geneticaTexto bibliotecaFAO IT
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12Rural policy research alternatives; (proceedings of a conference) Ames, Iowa (USA) 22-23 Apr 1975 Rural policy research alternatives; (proceedings of a conference) Ames, Iowa (USA) 22-23 Apr 1975by Rogers, D.L., North Central Regional Center for Rural Development, Ames, Iowa (USA) eng, Conference on Alternative Methods for Public Policy Research in Rural America eng 22-23 Apr 1975 Ames, Iowa (USA), Whiting, L.R.
Published 1978Texto bibliotecaFAO IT