Table 2.
Five most dominant weed species at the end of different weedy periods in the two seasons (off-season 2010 and main season 2010/2011, with summed dominance ratios (SDRs) followed by standard error (SE)).
| Weed species | Weedy 2 weeks |
Weedy 4 weeks |
Weedy 6 weeks |
Weedy 8 weeks |
Season long weedy |
|---|---|---|---|---|---|
| Off-season 2010 | |||||
| Axonopus compressus | 13.7 ± 3.7 | — | — | — | — |
| Cleome rutidosperma DC | — | 11.4 ± 5.4 | 13.5 ± 3.2 | 15.7 ± 2.8 | 10.3 ± 2.6 |
| Cyperus distans | 15.5 ± 4.4 | — | — | — | — |
| Cyperus rotundus L. | 39.9 ± 16.2 | 31.4 ± 8.3 | 11.2 ± 4.0 | 9.9 ± 2.9 | 9.2 ± 1.9 |
| Eleusine indica (L.) Gaertn. | — | — | — | — | 7.6 ± 2.2 |
| Fimbristylis miliacea (L.) Vahl | — | 7.2 ± 1.8 | 6.1 ± 2.5 | 6.7 ± 3.4 | — |
| Physalis heterophylla Nees | 9.2 ± 2.4 | 17.6 ± 3.9 | 28.2 ± 7.5 | 26.5 ± 4.6 | 20.8 ± 5.8 |
| Scoparia dulcis L. | 7.1 ± 3.1 | 15.8 ± 5.1 | 15.9 ± 6.8 | 18.0 ± 5.2 | 12.0 ± 3.4 |
|
| |||||
| Main season 2010/2011 | |||||
| Axonopus compressus | 5.7 ± 0.9 | — | — | — | |
| Cleome rutidosperma DC | 16.4 ± 7.3 | 18.7 ± 5.7 | 20.1 ± 6.7 | 17.6 ± 7.9 | 15.3 ± 5.1 |
| Cyperus rotundus L. | 33.6 ± 8.6 | 26.2 ± 8.2 | 13.2 ± 2.3 | 8.3 ± 3.5 | 7.2 ± 2.8 |
| Jussiaea linifolia Vahl | — | — | — | — | 6.6 ± 2.9 |
| Leptochloa chinensis (L.) Nees | — | — | 3.6 ± 0.7 | 7.8 ± 2.7 | |
| Mimosa pudica L. | — | 6.6 ± 2.5 | — | — | |
| Physalis heterophylla Nees | 22.3 ± 3.8 | 27.4 ± 5.9 | 29.5 ± 13.1 | 26.5 ± 6.8 | 23.7 ± 7.2 |
| Scoparia dulcis L. | 2.5 ± 0.4 | 6.3 ± 1.4 | 11.7 ± 3.5 | 10.4 ± 5.2 | 14.6 ± 4.6 |