| Julian date | r-coefficient | P-value |
| 152 | 0.6301 | 0.0210 |
| 161 | 0.5717 | 0.0412 |
| 166 | 0.5387 | 0.0575 |
| 172 | 0.7868 | 0.0014 |
| 180 | 0.7394 | 0.0039 |
| 187 | 0.8592 | 0.0002 |
| 194 | 0.7674 | 0.0022 |
| 200 | 0.7653 | 0.0023 |
| 206 | 0.3655 | 0.2194 |
| 213 | 0.7387 | 0.0039 |
| 222 | 0.8086 | 0.0008 |
| 228 | 0.7454 | 0.0034 |
| 238 | 0.7973 | 0.0011 |
| Mean among 13 varieties for 13 sample dates |
0.7818 | 0.0016 |
| Mean among 11 varieties for 13 sample dates (w/o NuCotn 33B or DP 458B/RR) |
0.6525 | 0.0295 |