橄榄 (ＣａｎａｒｉｕｍａｌｂｕｍＲａｅｕｓｃｈ) ,属于常绿半阴性乔木果树。其主根发达、侧根须根少 ,根部损伤易流胶难恢复 ,出现种植嫁接苗木生长较慢 ,大树高接换种费工成本高、成活率低。在福建、广东橄榄主产区 ,长期以来主要以实生苗栽植建园为主。但是实生树建园变异 Olive (Canariumalbum Raeusch), is an evergreen semi-negative tree fruit. The development of its main roots, less root side of the root, easy to restore the roots of plastic injury is difficult to recover, the emergence of planting grafted seedlings grow slowly, high cost of tree planting high cost, low survival rate. In Fujian, the main producing area of ​​Guangdong olive, long-term main planting seedlings to give priority to. However, real tree construction park variation