Table 2.
Efficiency of breeding strategies and population size of generations
| Crosses | Breeding strategies | F2 population size before selection and after selectiona | Population size before final selection (F2–DH or F6) | Number of target individualsb |
|---|---|---|---|---|
| DH61 × DH182 | F2–DH | 2,000 (47) | 2,000 | 9.64 ± 0.13 |
| RIL | 2,000 (47) | 2,000 | 6.22 ± 0.39 | |
| Modified SSD | 10,000 (238) | 715 | 2.27 ± 0.06 | |
| DH27 × DH61 | F2–DH | 3,000 (40) | 3,000 | 6.44 ± 0.11 |
| RIL | 3,000 (40) | 3,000 | 3.82 ± 0.35 | |
| DH109 × DH160 | F2–DH | 5,000 (50) | 5,000 | 7.09 ± 0.12 |
| RIL | 5,000 (50) | 5,000 | 4.57 ± 0.57 |
aValues in brackets are the population size after F2 enrichment
bValues are expressed as mean ± SE