Factors | 5 days after heading | 10 days after heading | 15 days after heading | 20 days after heading |
Maximum temperature | −0.266 | −0.466 | −0.673* | −0.701* |
Minimum temperature | −0.175 | −0.207 | −0.336 | −0.357 |
Average temperature | −0.287 | −0.533 | −0.613* | −0.634* |
Daily temperature difference | −0.322 | −0.488 | −0.564 | −0.669* |
Rainfall capacity | 0.399 | 0.727* | 0.699* | 0.816** |
Air humidity | 0.541 | 0.774** | 0.716** | 0.676* |
Solar radiation | −0.420 | −0.783** | −0.692* | −0.517 |