枣树是喜光树种,枣树与一般果树相比,枝叶稀疏,成枝力弱,这与它的喜光特性是分不开的。光强的部位,枣头生长充实,节间也短,枣吊发生多,结果量及单果重均高且着色好,病虫果少,因此,通过修剪调整枝叶量及其在树冠中的合理分布,使全树获得充分的光照,是枣树丰产优质的必要条件。 Jujube is a hi-light tree species, jujube compared with the general fruit trees, sparse branches, branches force is weak, and its hi-light features are inseparable. Light intensity of the site, jujube head full growth, internode is also short, jujube hanging occurred more, the results and fruit weight per unit weight and good coloring, fewer pests and diseases, therefore, by adjusting the amount of branches and pruning in the crown of the reasonable Distribution, so that the full tree access to adequate lighting, jujube tree is a necessary condition for high yield and quality.