Effects of cover-crop mixes on vine pruning weights, measured in January during three years.
| Vine pruning weight | |||
|---|---|---|---|
| Treatment | 1998 | 2000 | 2001 |
| aMeans followed by the same letter in each column are not significantly different (LSD, p < 0.05). | |||
| Native grass | 0.98ba | 1.66c | 1.12c |
| Green manure | 1.32a | 1.91b | 1.51ab |
| Clovers | 1.33a | 2.04b | 1.45b |
| Cereals | 1.26ab | 1.97b | 1.40b |
| Disked | 1.46a | 2.39a | 1.63a |