2Moil M. et al. Nudeotide sequence analysis of two nuclear inclusion body and coat protein genes of a sweetpotato feathery mottle virus severe strain(SPFMV-S)genomeic RNA[J]. Archives of Virology, 1995, 140:1473 - 1482.
3Colinet D, Nguyen M, Kummert J, et al. Differentiation among potyviruses infecting sweet potato based on genus and virus-specific reverse transcription polymerase chain reaction[J]. Plant Disease, 1998, 82(2):223 - 229.