| Treatment | PTY | TTN | MTN | NTN | ||||
|
| (Tons per ha) | (No. per ha) | (No. per ha) | (No. per ha) | ||||
| Glyphosate | 16.2 | a | 153809.5 | a | 54761.90 | a | 99047.60 | a |
| Ammonia | 9.5 | b | 86666.65 | b | 39047.61 | a | 47619.04 | b |
| Control | 10.0 | b | 94761.89 | b | 38571.42 | a | 56190.47 | b |