Yellowing viruses in sugarbeet epidemiology and damage - Van der Werf, W. (Wageningen (Netherlands), 1988)
Ilus., 160 ref.
Keywords: BETA VULGARIS; REMOLACHA AZUCARERA; VIROSIS; MYZUS PERSICAE; VECTORES; INOCULACION; SINTOMAS; EVALUACION; DAÑOS; METODOS ESTADISTICOS