The cloning of trees by grafting a cutting onto a living root is hardly modern science.
通过嫁接树枝到其他活的树根上进行克隆早已不是什么新鲜技术了。
2
The grafting part is adding new characteristics from elsewhere to the well-trained root stock.
嫁接是指将别处的新特性加入到训练有素的砧木上。
3
Experiment on clonal propagation of Euonymus carnosus by cutting and grafting demonstrated that cuttings had difficulty to have root, therefore, 1-year branch had only 1.