Magnolia grandiflora is an evergreen tree of Magnoliaceae. Its leaves are thick, leathery, white, aromatic, and moist. With its tall, dry, bright green leaves, the large, white flowers are favored by people. In the construction of landscaping, it is often necessary to transplant some big trees. However, transplanting large trees in Magnolia grandis is difficult and the survival rate is often unsatisfactory. Magnolia tree is an excellent urban street tree. Its flowers are white and huge. The trunk is tall and straight, the crown is beautiful, the leaves are dark green, and the ability to resist dirt and dust is strong. Prevention of Magnolia lay down has measures:
First, in the procurement of Magnolia arborescens, choose seedlings that have been transplanted with multiple root systems.
Second, pruning and cutting leaves to solve the "head weight" problem, to solve the "head weight" problem, it must be in the rainy season and the windy season before the advent of the branches and leaves to be trimmed, so that the wind through the light to reduce the resistance, the pruning mouth should be painted in time The wound is protected by an anti-corrosion film to seal the wound, and the general tree is sprayed and sprayed in a timely manner to eliminate bacteria.
Third, loose soil, fertilize, strengthen roots, strengthen management, improve the compacted soil around the tree, loosen the soil, and then apply appropriate amount of phosphorus fertilizer, which is more conducive to the extension and development of the root system.
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