What can be a benefit of regular pruning in Tokay grapevines?

Regular pruning in Tokay grapevines significantly contributes to more manageable growth and improved fruit quality. By removing excess foliage and dormant buds, pruning helps regulate the vine's vigor and promotes balanced growth. This is critical in ensuring that the remaining shoots receive adequate sunlight and airflow, which are essential for the development of healthy fruit.

Pruning also encourages better fruit set and ripening, as the vines can allocate resources more effectively, leading to grapes that are not only larger but also richer in flavor and sugar content. Therefore, the resulting fruit is of higher quality, which is vital for winemaking.

The potential for increased water retention, reduction of soil amendments, or lower temperatures for grape ripening does not directly relate to the primary purposes and benefits of regular pruning in grapevines.