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1por Attwood, P.J. (ed.), British Crop Protection Council, Croydon (United Kingdom) eng 22781
Publicado 1985Texto bibliotecaFAO IT -
2por British Crop Protection Council, Croydon (United Kingdom) eng 22781, British Crop Protection Conference - Weeds eng 18-21 Nov 1985 Brighton (UK)
Publicado 1985Texto bibliotecaFAO IT