Table 4. Summary of estimated gene component effects of the SD1-2 or SD12 locus on the time period of incubation required for individual seeds to complete germination in germinated subpopulationsa.
| Locus (Subpopulation) | Additive Effect, d | SE, d | t-Value | Probability | Model |
|---|---|---|---|---|---|
| SD1-2 (SD1-2 Ex. #1) | 0.47 | 0.08 | 5.76 | <0.0001 | Endosperm (4) |
| SD1-2 (SD1-2 Ex. #2) | 0.31 | 0.08 | 4.13 | <0.0001 | Endosperm (4) |
| SD12 (SD12 Ex. #1) | 0.22 | 0.11 | 2.08 | 0.0383 | Embryo (3) |
| SD12 (SD12 Ex. #2) | 0.51 | 0.14 | 3.64 | 0.0003 | Embryo (3) |
| SD12 (SD12 Ex. #3) | 0.53 | 0.22 | 2.41 | 0.0168 | Embryo (3) |
| SD12 (SD7-1 & SD12 Ex. #1) | 0.73 | 0.14 | 5.20 | <0.0001 | Embryo (3) |
a
Refer to Table 3 for additional information on the subpopulations. Gene component effects were estimated using the cited additive-dominance model for endosperm or embryo genotypes. Estimates for the component dominance effect are not listed as they are not significant at P = 0.05.