千年桐雌雄异株,用实生苗造林雄株占半数以上,结果雌株中也往往良莠不一,产量差异悬殊,多数单株和单位面积产量较低。为加速发展千年桐生产,增加桐油产量,近年来产区群众积极选择优树,培育优树嫁接苗造林。 优树嫁接苗的培育,目前多数采用大苗 Millennial Tong dioecious male plantation seedlings with seedlings accounted for more than half of the results of female plants are often mixed, yield differences, most of the yield per plant and unit area is low. In order to speed up the development of millet Tong production and increase the production of tung oil, in recent years, the masses in the producing areas have actively chosen the best trees and cultivated the excellent grafted seedlings for afforestation. Excellent tree grafted seedling cultivation, the majority of large seedlings