Partial Rootzone Drying
by James Stamp
Jan 2003 Issue of Wine Business Monthly
Irrigation affects every aspect of vine growth, fruit production, and ripening. Water availability determines the balance between vegetative growth and fruit maturation--an oversupply tends to favor continued vegetative development at the expense of berry ripening. Excessive water supply early in the season supports the development of larger berries while a reduced water supply after berry set will reduce berry size. Larger berries have greater pulp-to-skin ratios and consequently proportionatel...
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