Table 2.
Correlation coefficients (p < 0.05) between different variables related to photosynthetic apparatus functioning and dry matter partitioning indices, phenology and leaf temperature differential of 41 bean genotypes grown under acid soil and high temperature stress.
| Variables | Canopy Biomass (CB, kg ha−1) |
Harvest Index (HI, %) |
Pod Harvest Index (PHI, %) |
Seed Number Per Area (SNA) |
Days to Flowering (DF) |
Days to Maturity (DMP) |
Pollen Viability (PV %) |
Leaf Temperature Differential (LTD) |
|---|---|---|---|---|---|---|---|---|
| LTD | 0.28 | 0.38 | −0.3 | |||||
| gH+ | −0.30 | |||||||
| vH+ | −0.27 | 0.34 | ||||||
| ECSt | 0.31 | 0.31 | ||||||
| LEF | 0.31 | 0.27 | ||||||
| ΦII | 0.33 | 0.31 | −0.34 | |||||
| ΦNPQ | −0.30 | −0.32 | 0.31 | |||||
| ΦNO | 0.30 | 0.35 | 0.34 | |||||
| NPQt | −0.29 | −0.36 | −0.32 | |||||
| PSIact | 0.31 | 0.32 | −0.42 | 0.28 | ||||
| PSIor | 0.34 | −0.28 | ||||||
| PSIox | 0.27 | −0.38 | 0.29 | |||||
| SPAD | 0.27 |