7CADENA HINOJOSA M A,CAMPBELL R N.Characterization of isolates of four aphid-transmitted sweetpotato viruses[ J] . Phytopathology,1981,71:1086-1089
8JEEVA M L,BALAKRISHNAN S.Characterization purification and serology of sweet potato feathery mottle virus in India[J].Journal of Root Crops,2004,30(1):24 -30.
9CALI B B,MOYER J W.Differential properties of three sweetpotato virus strains[J] .Phytosthology,1979,69:1023.
10NOME S F,SHALLA T A,PETERACENT J.Comparison of virus particles and intracellular in clusions associated with vein mosaic ,feathery mottle and russet crack diseases of sweetpotato[J] .Phytopathology Zeitschrift, 1974, 79:169-178.
