Modeling method of ginkgo biloba 'Aurea' hedge screen
A hedge screen and ginkgo technology, applied in the modeling field of golden leaf ginkgo hedge screen, can solve the problems of grafted golden leaf ginkgo tree without trunk, small green space, high management cost, avoid pruning frequency and reduce floor area , the effect of expanding the scope of application
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Embodiment 1
[0018] The modeling method of the gold leaf ginkgo hedge screen includes the following steps:
[0019] (1) Rootstock cultivation: Two-year-old ordinary ginkgo is selected as the rootstock. During the rootstock cultivation period, the sprouting tillers and side buds are continuously removed to cultivate a unique and robust rootstock; transplantation is carried out after the leaves are fallen in autumn, and the garden construction line method is used to assist in the planting. Planting, watering and fertilizing management after planting to shorten the slow seedling stage;
[0020] (2) Positioning bud grafting: In the autumn of the following year, single bud grafting is carried out on the rootstock, and the square bud grafting method is adopted to graft the "ten thousand nianjin" scion to the rootstock. After the grafting is completed, the kraft paper bag is used to ligate and irrigate it;
[0021] (3) Fixing by scaffolding: after grafting, close to the rootstock, use bamboo poles of th...
Embodiment 2
[0026] On the basis of Example 1, during the rootstock cultivation stage, the specifications of the rootstock cultivated in this example are 1 to 1.5 cm in diameter at breast height. At this time, the ginkgo biloba is 2 to 3 years old, and the branches are easy to bend and shape. "Annuity" grafting is the most advantageous; the rootstock spacing is 100cm, so that the woven screen is relatively full and takes shape quickly. At the same time, it is not easy to block the sun and the root entanglement affects the growth; accordingly, the diameter of the bamboo poles is also selected during the fixing stage. It is 1~1.5cm.
Embodiment 3
[0028] On the basis of Example 1, the specific method of single bud grafting on the rootstock is as follows: the fixed stem height is 5-10cm, that is, the grafting starts from 5-10cm of the rootstock, and the scion used as grafting is discarded from the bottom 2~3 buds. Select the remaining full and vigorous bud and graft it on the rootstock.
[0029] The method of this embodiment is conducive to the formation of a strong and independent team, which is convenient for later modeling.
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