Table 1

Vine spacing and trellis configuration of cultivars used in the study.

Spacing (m)Vine headFoliage wireCross arm
Cultivar(vine x row)height (m)height (m)alength (m)
aFour foliage wires were evenly spaced on cross arms and served as support for the experimental shoots and the overhead canes used as natural shade in the low and medium-low shoot light exposure treatments.
Thompson Seedless2.4 x 3.61.501.801.0
Flame Seedless2.4 x
Cabernet Sauvignon1.8 x 3.01.371.620.6
Chardonnay1.8 x 3.01.371.620.6