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1Pests, pathogens and vegetation: the role of weeds and wild plants in the ecology of crop pests and diseases Pests, pathogens and vegetation: the role of weeds and wild plants in the ecology of crop pests and diseasesby Thresh, J.M. (ed.) 161967, Association of Applied Biologists, Aberystwyth (United Kingdom) eng
Published 1981Texto bibliotecaFAO IT -
2Plant virus epidemiology; the spread and control of insect-borne viruses Plant virus epidemiology; the spread and control of insect-borne virusesby Plumb, R.T. (ed.), Federation of British Plant Pathologists, London (United Kingdom) eng 25832, Thresh, J.M. (ed.) 161967
Published 1983Texto bibliotecaFAO IT