Global phylodynamics of two relevant aphid-transmitted viruses in cucurbit crops: cucurbit aphid-borne yellows virus and watermelon mosaic virus

Table 1 Estimation of genetic parameters and neutrality tests for CABYV populations grouped either by phylogenetic relationship or geographical origin

	Hd	S	η	K	π	dS	dN	ω	Tajima’s D	Fu and Li’s F*	Fu’s Fs
Phylogroup
Asian (n = 41)	1	2182	2660	357.33	0.061	0.090 ± 0.0041	0.063 ± 0.002	0.7	− 1.59	− 1.80	− 2.10
Mediterranean (n = 29)	0.995	698	739	166.818	0.029	0.040 ± 0.0033	0.025 ± 0.0017	0.62	− 0.45	− 0.81	0.50
Recombinants (n = 7)	1	1898	2296	906.071	0.169	0.217 ± 0.009	0.174 ± 0.008	0.8	0.13	0.29	3.75
Geographical origin
South Korea (n = 30)	1	647	676	116.39	0.020	0.025 ± 0.002	0.013 ± 0.0009	0.52	− 1.24	− 1.60	− 3.424
Spain (n = 29)	0.995	917	977	187.59	0.033	0.042 ± 0.003	0.027 ± 0.001	0.65	− 0.97	− 1.78	0.783
China (n = 6)	1	1725	1908	773.73	0.140	0.195 ± 0.009	0.14 ± 0.005	0.71
Brazil (n = 3)	1	196	196	130.66	0.022	0.026 ± 0.003	0.017 ± 0.001	0.64
France (n = 2)	1	204	204	204	0.035	0.059 ± 0.007	0.027 ± 0.003	0.45
India (n = 2)	1	283	283	283	0.050	0.069 ± 0.008	0.044 ± 0.004	0.63
Taiwan, China (n = 2)	1	1068	1068	1068	0.189	0.269 ± 0.017	0.018 ± 0.009	0.066

Hd = diversity of haplotypes/isolates, S = number of polymorphic (segregating) sites, η(Eta) = total number of mutations, k = average number of nucleotide differences between sequences, p = nucleotide diversity, SS = total number of synonymous sites analysed, NS = total number of non-synonymous sites analysed, dS = synonymous nucleotide diversity, dN = non-synonymous nucleotide diversity, D = Tajima´s D. Fu and Li’s F* and Fu’s Fs