7Fauquet M C, Mayo M A. Abbreviations for plant virus names[ J]. Arch Virol, 1999,144 : 1249 - 1273.
8Scott S W,Zimmerman M T, Xin G, et al. The coat pro- teins and putative movement proteins of isolates of Prunus necrotic ring spot virus from different host specis- es and geographic origins areextensively conserved [ J]. Eur J Plant Pathol,1998,104:155 - 161.
9Gallitelli D. The ecology of Cucumber mosaic virus and sustainable agriculture [ J ]. Virus Research, 2000,71 (1/2) :9 -21.
10Lin H X, Rubio L, Smythe A, et al. Genetic diversity and biological variation among California isolates of Cucum- ber viosaic virus [ J ]. The Journal of General Virology, 2003,84:249 - 258.