|
|
| Tol | Sus | Tol | Sus | Tol | Sus | Tol | Sus | SE | Tolerance | N rate |
| 0 N | Grasspea only | Grasspea + 30 kg ha−1 inorganic N | Grasspea + 60 kg ha−1 inorganic N |
| p-value | |||||||
| Seedcotton yield | kg ha−1 | 1657 | 784 | 1141 | 835 | 1375 | 719 | 1051 | 518 | 168 | <0.01 | <0.01 |
| 25 seed weight | g | 2.20 | 2.20 | 2.10 | 2.23 | 2.08 | 2.31 | 1.92 | 2.09 | 0.1 | <0.01 | 0.01 |
| Seed yield | kg ha−1 | 776 | 368 | 548 | 399 | 630 | 323 | 501 | 227 | 79 | <0.01 | <0.01 |
| Lint yield | kg ha−1 | 865 | 410 | 588 | 429 | 733 | 390 | 536 | 287 | 93 | <0.01 | <0.01 |
| Fiber micronaire |
| 3.8 | 3.8 | 3.5 | 3.7 | 3.4 | 3.3 | 3.1 | 3.2 | 0.2 | 0.55 | <0.01 |
| Fiber length | mm | 27.4 | 26.9 | 27.0 | 27.7 | 27.5 | 28.0 | 27.1 | 27.9 | 0.5 | 0.07 | 0.28 |
| Fiber uniformity | % | 81.1 | 80.1 | 80.8 | 81.1 | 80.7 | 80.0 | 79.8 | 79.6 | 0.1 | 0.55 | 0.64 |
| Fiber strength | kN, m·kg−1 | 294 | 285 | 288 | 300 | 291 | 294 | 284 | 288 | 11 | 0.60 | 0.70 |
| Fiber elongation | % | 6.1 | 5.7 | 6.2 | 5.8 | 6.3 | 5.7 | 6.1 | 5.6 | 0.2 | 0.27 | 0.99 |