黑穗醋栗是多年生小灌木,其基生枝是产量形成的基础。有些果园因多年管理不善,不修剪或少修剪,一味追求产量,几年后造成树体衰弱,基生枝抽量很少,老枝去掉,不能形成很好的树体结构。对基生枝采取不同的修剪方法,对当年和今后的产量构 Black currant is a perennial shrub, its base branch is the basis of yield formation. Some orchards due to poor management for many years, not pruning or pruning, blindly pursue the output, resulting in a few years after the tree is weak, very few basic branches, the old branches removed, can not form a good tree structure. Take different pruning methods for the root branch, on the current and future production structure