龙眼丰产栽培需要果园有良好的通风透光条件,回缩修剪可有效地控制树冠生长,使果园维持良好的通风透光条件。具体措施如下:一、时期:春季在龙眼成花结果稳定后,对未能成花结果的植株越早进行回缩修剪,效果越好,一般在5月份进行。回缩后树体恢复生长期长,一般可抽发4次梢过冬,枝条叶绿层厚,有利于下年成花结果。各密植果园中,没有花果的植株生长量大,也应及 Longan cultivation needs orchards have good ventilation and light conditions, retractable pruning can effectively control the crown growth, so that the orchard to maintain good ventilation and light conditions. Specific measures are as follows: First, the period: spring in the longan into a stable result after the flowers failed to flowering plants earlier to retract pruning, the better the effect, generally carried out in May. After the contraction of the tree to restore a long period of growth, the general can be extracted 4 times winter, branches leaf green thick, is conducive to the next flowering results. The dense orchards, no flowers of the plant growth, should also