Table 6.
Analysis of molecular variance (AMOVA) of the common-bean core collection, grouped by geographical origin, and subsequently analyzed with SSR and AFLP markers.
| Source of variation | d.f. | Sum of squares | Variance components | Total variance (%) | |
|---|---|---|---|---|---|
| SSR-FST | |||||
| Among groups | 2 | 28.7 | 0.17 | 5.32 | 0.149 |
| Among populations within groups | 15 | 60.4 | 0.03 | 0.87 | 0.009 |
| Within populations | 370 | 1000.6 | 2.90 | 93.8 | 0.255 |
| Total | 387 | 1089.7 | 3.23 | 100.00 | |
| AFLP-φPT | |||||
| Among groups | 2 | 2336.8 | 31.7 | 26.5 | 0.032 |
| Among populations within groups | 15 | 1723.4 | 2.8 | 2.3 | 0.288 |
| Within populations | 174 | 14805.5 | 85.1 | 71.1 | 0.265 |
| Total | 192 | 18865.8 | 119.6 | 100.00 | |
d.f. = degrees of freedom, SS = sum of squares, CV = components of variance. P values were significant (p < 0.01) for AFLP ϕ PT and SSR FST.