|
| Regression parametersa (±SE) | Predicted tolpyralate + atrazine dose | ||||
| Variable | a | b | c | ED50 | ED80 | ED95 |
| Control | --------------- % --------------- |
| ------------------- g ai ha−1 ------------------ | |||
| 2 WAA | 98 (1.7) | 84 (13.5) | - | 1 + 41 | 5 +176 | 42 + 1,432 |
| 4 WAA | 100 (1.4) | 100 (14.2) | - | 1 +33 | 4 + 134 | 20 + 650 |
| 8 WAA | 100 (1.2) | 146 (24.9) | - | 1 + 23 | 3 + 93 | 13 + 465 |
| 12 WAA | 100 (1.2) | 163 (29.1) | - | 1 + 21 | 3 + 82 | 12 + 396 |
|
| ---------- Plants m−2 ---------- |
|
|
|
| |
| Density | 1.8 (5.2) | 92 (11.7) | 0.35 (0.12) | 2 + 68 | 5 + 161 | 10 + 331 |
|
| ------------- g·m−2 ------------- |
|
|
|
| |
| Biomass | 1 (2.9) | 89 (7) | 0.71 (0.3) | 1 + 33 | 2 + 78 | 5 + 153 |
|
| --------------- % --------------- |
|
|
|
| |
| Grain yield | 99 (6.2) | 627 (2040.4) | - | Non-est. | Non-est. | 4 + 119 |