Pear trees can be pruned in winter from 10 day to half a month before germination, and the best pruning in winter is 65438+February.
The main points of pruning pear trees in winter are: thinning straight branches, over-dense branches, weak branches, overlapping branches, cross branches, pest branches and so on. Back, and improve the lighting of the hall inside the crown. Trees with too many flower buds should properly remove some flower buds, load them reasonably and improve fruit quality; The young trees that don't bear fruit should increase the branching angle, relieve the tree vigor, improve the germination rate and branching rate, and thus improve the fruiting life.