Identification of ginkgo grafted seedlings
Look at the grafting edge. Ginkgo grafted seedlings had a wedge-shaped graft-healed wound, whereas seedlings had no grafted edge. However, it must be noted that in order to defraud a high price, some will cut the seedlings from the base and pull them from the lateral buds, which will also form wedge-shaped healing wounds. Second, look at the status of branches. Branches of grafted seedlings are slanted, and branches are drawn outward from the grafting interface, forming an angle of 15 to 30 with the ground. The seedlings of the seedlings are erect and have no angle with the ground. Three to see the color of branches. The color of the grafted shoots is grayish black and relatively dark; the seedlings of the seedlings are generally lighter and grayish. Fourth, look at the cracks on the edge of the leaf after the leaf is spread. Grafted seedlings exhibited deeper and deeper leaves after leaf development, while seedlings were relatively lighter and lighter in color. Therefore, when purchasing grafted seedlings of Ginkgo biloba, it will not be deceived if it is seriously “four viewsâ€, so that genuine and desirable seedlings can be purchased.