Table 1.

Sample sizes and genetic variation of the P1 and CP genes in the Potato virus Y populations sampled from China and Japan

Gene	Country	Sample size	Haplotypes	Haplotype diversity	Nucleotide diversity
P1	China	93	90	.999	.100
	Japan	34	27	.980	.109
	All	127	117	.998	.119
CP	China	103	99	.999	.036
	Japan	34	22	.914	.043
	All	137	121	.994	.053