Factors | 5 days after heading | 10 days after heading | 15 days after heading | 20 days after heading |
Maximum temperature | 0.216 | 0.206 | 0.194 | 0.133 |
Minimum temperature | −0.094 | 0.109 | −0.060 | 0.047 |
Average temperature | −0.039 | 0.089 | 0.102 | 0.082 |
Daily temperature difference | 0.327 | 0.324 | 0.402 | 0.419 |
Rainfall capacity | 0.381 | 0.308 | 0.140 | 0.085 |
Air humidity | 0.037 | −0.042 | −0.184 | −0.163 |
Solar radiation | −0.436 | −0.355 | −0.120 | −0.017 |