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Seedlings are mainly divided into trees, shrubs, ground cover and lawns, etc., arbor refers to tall trees, independent trunks from the roots, trunks and crowns are clearly distinguished. A woody plant with an erect trunk that is more than 6 meters tall is called an arbor. Corresponding to the low shrubs, the tall trees that are usually seen are trees, such as kapok, pine, magnolia, birch, etc.
Arbors are divided into deciduous trees and evergreen trees according to whether they are deciduous or not.
Arbor is mainly distinguished from its flowers, leaves, branches, shape and other aspects, and the quality is mainly judged by whether its leaves are bright, how the tree shape, whether there are broken branches, broken branches, pests and diseases, whether the size of the soil ball is reasonable, whether the soil of the soil ball is fresh and moist, and whether it is an artificial fake soil ball. Shrubs are woody plants with no obvious trunks, and the plants are generally relatively short, no more than 6 meters, and begin to grow horizontal branches from close to the ground. All are perennial.
Generally broad-leaved plants, but some conifers are shrubs, such as juniper. If the ground is partially dead during overwintering, but the roots are still alive and new shoots continue to sprout the following year, it is called a "semi-shrub". For example, some artemisia plants are also perennial woody plants, but they die in winter.
Some shade-tolerant shrubs can grow underneath trees, and in some areas due to various climatic conditions (such as windy, arid, etc.), shrubs are the main body of ground vegetation, forming shrub forests. Mangrove forests along the coast are also a type of shrubland. Shrubs are mainly judged from the height, crown width, leaf color, diseases and pests, soil balls, and origin.
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This requires years of work experience and practice, and you can't learn it from books. When I first came into contact with garden seedlings, everyone was black-eyed, looking at some trees that looked the same, and I couldn't tell the difference. Through practical work and the guidance of teachers, you can slowly increase your understanding of tree species, and you will learn a lot of tree transplanting, pruning, and management methods, which can not be learned overnight.
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Greening seedlings refer to the flowers and plants used for greening the environment, including: trees, shrubs, herbs, grasses, aquatic plants, and potted plants. Greening seedlings are artificially cultivated and have specific morphological characteristics
It is usually used in all natural environment, living environment, public environment greening such as landscaping, road greening, park greening, and community greening. It can improve the quality of the air environment, add color to life, and at the same time can relax people's work and life pressure, and feel happy.
Dot reproduction methods.
There are many propagation methods for greening seedlings, and the commonly used propagation methods can be roughly divided into the following 8 categories.
1. Seed sowing and propagation: using seeds, sowing and breeding new seedlings.
2. Propagation by cuttings: propagation of seedlings by cuttings with the branches of seedlings.
3. Buried propagation: bury the seedling branches and seedlings in the nursery ground.
4. Root propagation: use the root system of seedlings to insert or bury seedlings cultivated in the nursery.
5. Root tiller propagation: also known as root seedlings, it is a seedling bred by using the underground root system to germinate new strips.
6. Grafting propagation: seedlings bred by grafting method.
7. Strip propagation: bury the branches that do not detach from the mother body into the soil, or wrap moist matter in the air, and cut off the mother after rooting.
8. Tissue culture propagation: seedlings bred in nutrient solution using tissues or cells on the mother.
DOT seedling classification.
From the characteristics of seedlings, greening seedlings can be roughly divided into the following types: trees and shrubs, transplanted trees, cuttings seedlings, stump bonsai, bamboo plants, lianas, herbaceous flowers, turf grass seeds, afforestation seedlings, new fruit seedlings, seed seedlings.
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Commonly used greening seedlings in the north and south: ginkgo, cedar, Huashan search pine, five-needle pine, black pine, metasequoia, oriental cypress, North American cedar, dragon cypress, creeping cypress, juniper, willow, weeping willow, walnut, chestnut, oak, elm, sandalwood, mulberry, tree, purple-leaved barberry, purple magnolia, magnolia, tulipwood, eucommia, plane tree, plum, red leaf plum, cherry blossom, pearl plum, pear, apricot, peach, elm leaf plum, acacia, bauhinia, caragana, honey locust, locust, black locust, toon, boxwood, holly euonymus, Acer truncatum, Acer chinensis, Horse chestnut, luan, green tung, crape myrtle, pomegranate, persimmon, paulownia, forsythia, spring flower, privet, gold-leaf privet, rhododendron, plum, begonia, brocade, wisteria, yueji, palm, cocoon, etc.
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Buy a botanical book and study hard!
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