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2by Burny, A., Commission of the European Communities, Brussels (Belgium). Directorate Agricultural Structures and Environment eng
Published 1977Texto bibliotecaFAO IT -
3by Payne, L.N., Commission of the European Communities, Brussels (Belgium). Directorate Agricultural Structures and Environment eng
Published 1976Texto bibliotecaFAO IT -
4by Miflin, B.J., Commission of the European Communities, Brussels (Belgium). Directorate Agricultural Structures and Environment eng, Shewry, P.R.
Published 1977Texto bibliotecaFAO IT -
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