| Treatments | 30 days | 60 days | 90 days | |||
| Tillage methods | Weed species | Weed dry weight (g) | Weed species | Weed dry weight (g) | Weed species | Weed dry weight (g) |
| NT | 17a | 360a | 19a | 960a | 21a | 1115a |
| MT | 16a | 186b | 17b | 464b | 17ab | 780b |
| PHR | 14b | 53c | 14c | 316c | 14b | 743b |
| LSD | 1.23 | 54 | 1.56 | 136.4 | 5.6 | 143.9 |
| Foliar fertilizer |
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| NF | 17a | 68a | 17a | 186b | 17a | 584b |
| 2 l/haF | 17a | 66ab | 17a | 214a | 17a | 601a |
| 4 l/haF | 17a | 64b | 17a | 268a | 17a | 603a |
| LSD | ns | 2.43 | ns | 62.8 | ns | 11.3 |