What are the pruning techniques for aging apple trees?

What are the pruning techniques for aging apple trees? There are no experienced netizens to help introduce aging apple trees generally with small shoot growth, more branches, more flower buds but less fruit, inner-bore branchlets die more, fruit-bearing parts are obviously moved outward, the inner chamber is bald, and the middle and lower parts send out more overgrown branches, which is very disadvantageous to the improvement of yield. the planting network has sorted out the pruning methods of aging apple trees, which are listed below for netizens' reference. Method 1. Retraction and renewal pruning method: when the main and lateral branches are retracted, the dorsal branches and erect branches with smaller angle and more prosperous growth are selected to replace the original head, so as to enhance the tree potential. Method 2. Branch group re-shrinking pruning method: for all kinds of branch groups, it is necessary to properly re-cut, more cut, less sparse and raise the angle. the pruning principle is to keep straight, weak and strong, go down and stay up, go long and stay short. Sparse dense short fruit branches, retain and rejuvenate superior, anticlinal, short axis strong branches. Method 3. The method of renewal, rejuvenation and pruning: the use of overgrown branches is an important measure to renew and rejuvenate old trees. It is necessary to reasonably transform and focus on different conditions, cut more and release more upright branches and upright branches, so as to promote branches and enhance growth. Method 4. Reduction hierarchy method: in the tree structure, the method of retracting and falling head should be adopted to reduce the level as much as possible, so as to reduce the tree height, increase the inner chamber light, and obtain the updated robust branches at all levels. Note: some apple trees need to be locally renewed from the later stage of full fruit, and the management of fertilizer and water should be strengthened. On the same tree, it should be renewed by stages year by year. Click to get more apple tree planting techniques click to get more fruit planting techniques