Table 1.
Descriptive statistics based on best linear unbiased estimators (BLUEs) and broad-sense heritability of three spring wheat populations evaluated for reactions to diseases in field conditions.
| Population 1 | Trait | No. of Environments | Correlation 2 | Individual Environments 3 | All Environments 3 | Broad-Sense Heritability | |||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Range | Mean | Range | Mean | Std | Range | Mean | Std | ||||
| BVC | Stripe rust | 8 | 0.10–0.81 | 0.52 | 1.0–9.0 | 3.7 | 2.5 | 1.2–8.1 | 3.76 | 1.80 | 0.89 |
| Leaf rust | 4 | 0.43–0.75 | 0.55 | 1.0–9.0 | 3.6 | 2.3 | 1.0–8.1 | 3.52 | 1.78 | 0.78 | |
| Leaf spot | 3 | 0.07–0.28 | 0.09 | 1.0–9.0 | 4.1 | 2.0 | 2.2–6.8 | 4.12 | 0.92 | 0.22 | |
| Common bunt | 2 | 0.50–0.64 | 0.57 | 1.0–9.0 | 2.5 | 1.8 | 1.0–7.9 | 2.48 | 1.61 | 0.69 | |
| FHB incidence | 6 | 0.12–0.56 | 0.28 | 1.0–9.0 | 5.9 | 2.8 | 2.4–7.5 | 5.81 | 0.74 | 0.29 | |
| FHB severity | 6 | 0.11–0.67 | 0.41 | 1.0–9.0 | 3.8 | 2.1 | 1.8–6.8 | 4.15 | 0.94 | 0.58 | |
| FHB index | 6 | 0.10–0.68 | 0.42 | 0.5–82.1 | 26.3 | 20.4 | 3.7–49.6 | 25.97 | 9.11 | 0.50 | |
| PAC | Stripe rust | 8 | 0.14–0.66 | 0.42 | 1.0–9.0 | 2.1 | 1.4 | 1.1–5.7 | 2.07 | 0.79 | 0.72 |
| Leaf rust | 3 | 0.45–0.99 | 0.64 | 1.0–6.9 | 1.7 | 1.1 | 1.0–5.8 | 1.74 | 0.94 | 0.82 | |
| Leaf spot | 4 | 0.52–1.00 | 0.66 | 1.4–8.3 | 4.4 | 1.3 | 2.3–7.1 | 4.45 | 1.10 | 0.85 | |
| Common bunt | 3 | 0.76–1.00 | 0.84 | 1.0–7.5 | 1.6 | 1.1 | 1.0–6.0 | 1.59 | 1.06 | 0.90 | |
| ACG | Stripe rust | 3 | 0.38–0.50 | 0.46 | 1.0–9.0 | 3.9 | 2.0 | 1.5–7.9 | 3.85 | 1.33 | 0.62 |
| Leaf rust | 3 | 0.18–0.29 | 0.24 | 1.0–8.5 | 4.2 | 1.6 | 1.9–6.1 | 3.44 | 0.82 | 0.44 | |
| Leaf spot | 3 | 0.10–0.44 | 0.24 | 1.0–9.0 | 6.2 | 1.7 | 3.0–8.7 | 6.00 | 1.30 | 0.57 | |
| Common bunt | 3 | 0.22–0.37 | 0.32 | 1.0–7.0 | 2.3 | 1.4 | 1.0–4.9 | 1.79 | 0.82 | 0.52 | |
1 BVC: association mapping panel; PAC and ACG: recombinant inbred lines derived from a cross between Peace × Carberry, and Attila × CDC Go, respectively. 2 Within-trait phenotypic correlation coefficients between pairs of environments (site × year combinations). 3 Range: minimum and maximum scores; Std: standard deviation of the mean.