Table 2. Construction of the core collection by using Axiom® 180K SoyaSNP array and GenoCore.
| Origin | Total collection | Core collection | |||
|---|---|---|---|---|---|
| Before redundant germplasm removal | After redundant germplasm removal | Extraction by GenoCore | Added re-sequencing resources | Final core collection | |
| South Korea | 2,556 | 2,236 | 298 | 22 (-1)* | 319 |
| North Korea | 108 | 68 | 41 | 0 | 41 |
| China | 76 | 36 | 41 | 1 | 42 |
| Japan | 41 | 27 | 13 | 0 | 13 |
| USA | 79 | 66 | 11 | 1 | 12 |
| The other countries | 12 | 9 | 3 | 0 | 3 |
| Total | 2,872 | 2,442 | 407 | 24 | 430 |
*(-1): one duplicate resource among added whole-genome re-sequencing resources was excluded.