Agroecosystems shape population genetic structure of the greenhouse whitefly in Northern and Southern Europe

Table 4 Distribution of the molecular variance between and within four groups of samples of T. vaporariorum

Source of variation	d.f.	Sum of squares	Variance components	Percentage of variation	Fixation indices	Pvalues
Between countries	1	275.947	0.221	9.900	F_CT: 0.099	0 ± 0
Among samples within countries	32	425.048	0.153	6.870	F_SC: 0.076	0 ± 0
Within samples	2514	4665.034	1.856	83.240	F_ST: 0.168	0 ± 0
Between host plant groups in Finland¹	1	34.818	0.031	1.690	F_CT: 0.017	0.036 ± 0.006
Among samples within groups	13	195.663	0.157	8.590	F_SC: 0.087	0 ± 0
Within samples	1285	2111.236	1.643	89.720	F_ST: 0.103	0 ± 0
Among host plant groups in Greece²	3	32.540	0.006	0.250	F_CT: 0.002	0.266 ± 0.013
Among samples within groups	12	114.290	0.124	5.330	F_SC: 0.053	0 ± 0
Within samples	932	2045.532	2.195	94.420	F_ST: 0.056	0 ± 0
Between habitats in Greece	1	32.665	0.052	2.200	F_CT: 0.022	0.001 ± 0.001
Among samples within groups	14	114.165	0.010	4.290	F_SC: 0.044	0 ± 0
Within samples	932	2045.532	2.195	93.510	F_ST: 0.065	0 ± 0

¹Between groups of samples collected from Cucurbitaceae, Solanaceae host plant families in Finland (samples HR, ML and NL are not included, see Methods for details).
²Among groups of samples collected from Cucurbitaceae, Solanaceae, Fabaceae and Rosaceae host plant families in Greece.

ISSN: 2730-7182