What is the purpose of pruning?

In your opinion ? (Several answers possible)

To encourage the sap to flow towards the fruit-bearing buds, favouring a good balance of vigour and productivity.

To give the vine its shape, avoiding tightly packed foliage and encouraging photosynthesis.

To control vine development, rejuvenating plants on a regular basis.

To harmonise the visual appearance of the slopes for aesthetic reasons.

Pruning is the most fundamental of all the vineyard tasks and is done by hand.