Table 3. Genetic correlation between grain yield (GY), days to flowering (DTF), and plant height (PH) under lowland drought stress and non-stress conditions.
| DTF(LSS) | PH(LSS) | GY(LSS) | DTF(LMS) | PH(LMS) | GY(LMS) | DTF (LNS I) | PH (LNS I) | GY(LNS I) | DTF (LNS II) | PH(LNS II) | GY (LNS II) | |
| DTF(LSS) | 1 | |||||||||||
| PH(LSS) | −0.597*** | 1 | ||||||||||
| GY(LSS) | −0.813*** | 0.551*** | 1 | |||||||||
| DTF(LMS) | 0.936*** | −0.495*** | −0.716*** | 1 | ||||||||
| PH(LMS) | −0.042 | 0.727*** | −0.018 | −0.040 | 1 | |||||||
| GY(LMS) | −0.519*** | 0.168*** | 0.711*** | −0.679*** | −0.145** | 1 | ||||||
| DTF (LNS I) | 0.998*** | −0.699*** | −0.794*** | 0.869*** | −0.166*** | −0.568*** | 1 | |||||
| PH (LNS I) | −0.238*** | 0.831*** | 0.185*** | −0.170*** | 0.969*** | −0.063 | −0.297*** | 1 | ||||
| GY(LNS I) | −0.297*** | 0.348*** | 0.308*** | −0.318*** | 0.264*** | 0.579*** | −0.403*** | 0.317*** | 1 | |||
| DTF (LNS II) | 0.877*** | −0.426*** | −0.672*** | 0.845*** | −0.137* | −0.664*** | 0.810*** | −0.166** | −0.226*** | 1 | ||
| PH(LNS II) | 0.114* | 0.668*** | −0.204*** | 0.095 | 0.801*** | −0.238*** | −0.086 | 0.894*** | 0.123* | 0.037 | 1 | |
| GY (LNS II) | −0.401*** | 0.245*** | 0.471*** | −0.457*** | 0.084 | 0.949**** | −0.482*** | 0.058 | 0.861*** | −0.368*** | −0.095 | 1 |
LSS = lowland severe stress, LMS = lowland moderate stress, LNS = lowland non-stress. *, **, ***, **** = significant at 5%, 1%, 0.1% 0.01% P levels, respectively.