Table 1.
QTLs mapped for the bloom date (BD), ripening date (RD), and fruit development period (FDP) traits evaluated in four environments (CA11, CA12, TX12, and TX13), and the overall mean for 143 peach seedlings
| 2ln(BF) | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Trait | MCMC | Records | μ | σ2p | σ2e | σ2A | h2 | LG | 1/0 | 2/1 | 3/2 |
| BD-CA11 | 150,000 | 82 | 42.3 | 15.2 | 8.5 | 6.7 | 0.44 | 1 | 6.6 | 0.1 | 0.0 |
| BD-CA12 | 250,000 | 138 | 43.8 | 10.5 | 2.2 | 8.3 | 0.79 | 1 | 11.4 | 2.7 | 0.2 |
| 4 | 10.4 | 0.3 | −0.5 | ||||||||
| 7 | 29.5 | 1.0 | −0.1 | ||||||||
| BD-TX12 | 150,000 | 114 | 49.3 | 76.3 | 23.5 | 52.9 | 0.69 | 1 | 5.1 | 1.3 | 0.7 |
| 4 | 3.9 | 1.0 | 0.4 | ||||||||
| 7 | 15.6 | 1.3 | 0.6 | ||||||||
| BD-TX13 | 150,000 | 124 | 50.2 | 89.3 | 23.5 | 65.7 | 0.74 | 1 | 14.1 | −0.4 | −0.3 |
| 4 | 29.6 | −1.3 | na | ||||||||
| BD-mean | 3600,000 | 143 | 47.0 | 42.6 | 7.6 | 35.1 | 0.82 | 1 | 13.9 | 5.5 | −1.2 |
| 4 | 4.6 | −2.0 | na | ||||||||
| 7 | 14.6 | −0.9 | na | ||||||||
| RD-CA11 | 100,000 | 104 | 157.4 | 313.9 | 97.6 | 216.3 | 0.69 | 4 | 28.0 | 3.9 | 0.6 |
| RD-CA12 | 200,000 | 138 | 147.3 | 239.0 | 41.5 | 197.5 | 0.83 | 4 | na | 18.6 | 0.2 |
| RD-TX12 | 100,000 | 94 | 129.2 | 278.8 | 112.6 | 166.1 | 0.60 | 4 | 29.3 | 0.6 | −0.4 |
| 7 | 2.3 | 0.2 | na | ||||||||
| RD-TX13 | 500,000 | 114 | 141.8 | 293.7 | 119.8 | 173.8 | 0.59 | 4 | 27.6 | 4.5 | 0.7 |
| RD-mean | 100,000 | 135 | 142.9 | 187.9 | 67.4 | 120.5 | 0.64 | 4 | na | 10.0 | 1.0 |
| FDP-CA11 | 100,000 | 59 | 115.3 | 285.2 | 97.7 | 185.7 | 0.65 | 4 | 27.0 | 4.4 | 1.1 |
| FDP-CA12 | 100,000 | 138 | 103.5 | 249.9 | 46.2 | 203.1 | 0.82 | 4 | na | 30.9 | 0.3 |
| FDP-TX12 | 250,000 | 94 | 81.2 | 286.5 | 91.6 | 194.8 | 0.68 | 4 | 29.0 | 1.8 | 1.0 |
| 6 | 4.5 | 1.3 | 0.0 | ||||||||
| FDP-TX13 | 150,000 | 114 | 91.3 | 321.0 | 105.5 | 215.4 | 0.67 | 4 | 28.2 | 3.6 | 1.0 |
| FDP-mean | 100,000 | 138 | 95.5 | 246.4 | 71.7 | 174.7 | 0.71 | 4 | na | 11.7 | 1.8 |
Bloom date, ripening date, and fruit development period in Julian days
CA11 Fowler, California 2011, CA12 Fowler, California 2012, TX12 College Station, Texas 2012, TX13 College Station, Texas 2013
Markov chain Monte Carlo (MCMC) run length, phenotypic mean (μ), phenotypic variance (σ2P), residual variance(σ2e), additive variance(σ2A), narrow-sense heritability (h2), the linkage groups (LG) that QTLs were mapped on
2ln(BF). Bayes Factor, a measure quantifies the support from the data for the number of QTLs in the model (QTL evidence), after pair-wise model comparison (1/0, 2/1, and 3/2) such as ‘one-QTL model’ vs. ‘zero-QTL