| Treatments | Plant cover (%) | Biomass (kg∙DM∙ha−1) | ||
| 1999-2000 | 2000-2001 | 1999-2000 | 2000-2001 | |
| AVB | 1.95 a (90) | 1.96 a (92) | 2496 a | 1528 a |
| SB | 1.83 ab (70) | 1.86 a (75) | 1912 ab | 1469 a |
| DVB | 1.90 ab (81) | 1.70 ab (52) | 1400 b | 782 b |
| SCSWLB | 1.97 abc (67) | 1.68 ab (51) | 438 c | 705 b |
| LCSWLB | 1.56 bcd (21) | 1.48 b (26) | 422 c | 264 b |
| CWP | 1.64 cd (42) | NE | 639 c | 456 b |
| RRB | 1.41 d (29) | NE | 301 c | - |
| SE (±) | 0.083 | 0.139 | 427 | 274 |