Table 2.
Regional composition of DNA clusters
| Variety types | Region | No. of accessions in each DNA cluster | Genetic diversitya |
|||||
|---|---|---|---|---|---|---|---|---|
| I | II | Total (%) | ||||||
| Ia (%) | Ib (%) | Sum (%) | II (%) | |||||
| Landrace | Amhara | 2 (33.3) | 2 (33.3) | 4 (66.7) | 2 (33.3) | 6 (100.0) | 0.62 | |
| Gambella | 2 (50.0) | 1 (25.0) | 3 (75.0) | 1 (25.0) | 4 (100.0) | 0.52 | ||
| Benshangulgumize | 13 (86.7) | 0 (0.0) | 13 (86.7) | 2 (13.3) | 15 (100.0) | 0.35 | ||
| South NNPR | 1 (50.0) | 0 (0.0) | 1 (50.0) | 1 (50.0) | 2 (100.0) | 0.42 | ||
| Sum | 18 (66.7) | 3 (11.1) | 21 (77.8) | 6 (22.2) | 27 (100.0) | 0.48 | ||
| Improved varieties | — | 26 (78.8) | 0 (0.0) | 26 (78.8) | 7 (21.2) | 33 (100.0) | 0.55 | |
| Control | — | 1 (5.3) | 11 (57.9) | 12 (63.2) | 7 (36.8) | 19 (100.0) | 0.68 | |
| Total | 45 (57.0) | 14 (17.7) | 59 (74.7) | 20 (25.3) | 79 (100.0) | 0.65 | ||
| Genetic diversity | 0.40 | 0.57 | 0.54 | 0.62 | 0.65 | — | ||
a Genetic diversity was estimated in terms of expected heterozygosity (Nei 1973).