Table 1.

List of abbreviations

Abbreviations	Unabbreviated Form
RBSDV	Rice black-streaked dwarf virus
SRBSDV	Southern rice black-streaked dwarf virus
ORFs	Open reading frames
ENC	Effective number of codons
CBI	Codon bias index
GC3S	G + C content at third position
GCC	G + C content at coding positions
SBPH	Small brown planthopper
WBPH	White-backed planthopper
RSCU	Relative synonymous codon usage
RDP4	Recombination Detection Program version