Table 8
Effects of cover-crop mixes on fruit yield during four years.
Fruit yield (kg/vine)
Treatment
1997
1998
1999
2000
a
No significant differences (LSD,
p
< 0.05).
Native grass
21.9
a
26.0
20.8
21.7
Green manure
26.9
23.6
23.6
23.5
Clovers
22.2
21.9
17.7
21.8
Cereals
27.9
25.6
24.1
23.4
Disked
30.2
25.4
18.6
24.3