海南是荔枝原产地之一,资源丰富,但近年资源流失速度有加快趋势。为保护、利用优异荔枝资源,近年来在海南荔枝资源集中分布区域进行了补充调查,共记录、评价了优异实生荔枝资源294份,多点异地嫁接保存了42份,初步确定了一批新优株,为优异荔枝资源的保护及育种应用提供了一定基础。 Hainan is one of the origins of litchi and is rich in resources. However, the rate of resource loss has accelerated in recent years. In order to protect and make use of the excellent lychee resources, supplementary surveys were conducted in the concentrated distribution areas of litchi resources in Hainan in recent years. A total of 294 excellent lychee resources were recorded and evaluated, 42 were grafted off-site in different locations, and a number of new preliminarily identified Strain, for the excellent protection of litchi resources and breeding applications provide a basis.