Keyword: short pruning
Quality-increasing Pruning (Qv) in which to cut back by short Shoots with relatively few Eye (Buds) less Traubenbehang, that is, a yield reduction is effected. Regarding the shoot length and number of eyes is different in one Tail (8 to 15 eyes), Strecker (4 to 7) and Tap (1 to 3). What length is chosen, the Vigor the vines and Grape , As well as the environmental conditions. The pruning is an important, but only one of the solutions for lower yield , see also under Thin out and Leaves care .