Research Article
Phenological Development-Yield Relationships in Durum Wheat Cultivars under Late-Season High-Temperature Stress in a Semiarid Environment
Table 2
Correlation coefficients among different characters1.
| Character | PL to HD | PL to PM | GF duration | GF rate mg/100 GDD | Grain wt mg/grain | Spikes/m2 No. | Grains/spike No. | GDD |
| Grain yield | 0.20* | −0.39* | NS | NS | −0.21* | 0.92* | NS | PL to HD | | −0.17 | −0.55** | 0.23 | NS | 0.49* | 0.30 | PL to PM | | | 0.49** | −0.25* | NS | −0.65** | NS | GF duration | | | | −0.29* | 0.42* | −0.74** | −0.28 | GF rate | | | | | 0.92** | −0.15 | −0.57* | Spikes/m2 | | | | | −0.41 | | NS |
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