Table 6.
General combining ability (GCA) predictions for weevil severity (WED, scale 1–9), weevil incidence (WI, %), storage root yield (SRY, t/ha), dry matter content (DMC, %), and number of emerged adult weevils (CP) for the 16 sweetpotato parental genotypes.
| Trait | |||||
|---|---|---|---|---|---|
| WED | WI | SRY | DMC | 1 CP | |
| Female parents | |||||
| Huarmeyano | 4.32 | 40.64 | 9.69 | 34.14 | 59.16 |
| Magabali | 4.27 | 42.34 | 11.31 | 34.31 | 55.69 |
| Mugande | 4.11 | 38.77 | 9.78 | 34.08 | 57.03 |
| NASPOT 11 | 4.47 | 44.35 | 12.09 | 34.76 | 54.69 |
| NASPOT 5 | 4.24 | 39.31 | 9.45 | 33.58 | 64.56 |
| New Kawogo | 4.41 | 44.17 | 12.04 | 34.28 | 56.34 |
| Resisto | 4.44 | 43.98 | 10.57 | 32.41 | 52.47 |
| Wagabolige | 4.26 | 40.64 | 10.14 | 34.22 | 52.02 |
| Male parents | |||||
| Dimbuka-bukulula | 4.30 | 40.03 | 10.66 | 33.98 | 57.25 |
| Ejumula | 4.31 | 43.26 | 10.62 | 34.06 | 60.24 |
| NASPOT 1 | 4.31 | 42.61 | 10.71 | 33.94 | 55.93 |
| NASPOT 10 O | 4.30 | 41.97 | 10.76 | 34.00 | 54.97 |
| NASPOT 7 | 4.30 | 40.86 | 10.86 | 33.96 | 57.15 |
| NASPOT5/58 | 4.30 | 41.45 | 10.50 | 34.03 | 55.09 |
| NK259L | 4.30 | 42.23 | 10.81 | 33.95 | 53.93 |
| SPK004 | 4.30 | 41.13 | 10.64 | 34.03 | 58.20 |
1
Results from the no-choice bioassay trial.