1Gutiérrez D L, Fuentes S, Salazar L F. Sweet potato virus disease (SPVD): Distribution, incidence, and effect on sweet potato yield in Peru [J]. Plant Disease, 2003, 87: 297-302.
2Schaefers G A, Terry E R. Insect transmission of sweet potato disease agents in Nigeria [J]. Phytopathology, 1976, 66: 642-645.
3Qiao Q, Zhang Z C, Qin Y H, et al. First report of Sweet potato chlorotic stunt virus infecting sweet potato in China[J]. Plant Disease, 2011, 95: 356.
4Karyeija R F, Kreuze J F, Gibson R W, et al. Synergistic interactions of a potyvirus and a phloem-limited crinivirus in sweet potato plants [J]. Virology, 2000, 269: 26-36.