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Planting Acacia sinensis should choose the silver family to choose 3 4 years old, healthy and stout seedlings as the fixed seedlings, cut off the side branches, young shoots and leaves around the main trunk, the soil around the plant must be compacted when filling the soil, water every other week in spring and autumn, water every 4 5 days in summer, water once before the soil freezes in winter, apply base fertilizer in the early stage of digging and fighting, and apply nitrogen and phosphorus fertilizer in the later stage.
Before planting, the height of the acacia should be selected as a meter, the growth time is 3 4 years, and the healthy and stout seedlings should be selected as the fixed seedlings, and the branches of two-thirds of the fixed seedlings should be cut off, or only three branches with a length of 5 10 cm should be kept as the new main trunk for cultivation.
Planting acacia needs to dig holes and plant, when digging holes, the cooked soil and raw soil should be separated, the seedlings should be placed in the middle of the hole, first fill in the cooked soil, and then fill the raw soil, the soil around the plant must be compacted, watered immediately after planting, watering to the bottom of the soil.
Water every other week in spring and autumn, every 4 to 5 days in summer, and once before the soil freezes in winter. Apply organic fertilizer or circle fertilizer in the early stage of growth, nitrogen and phosphorus fertilizer in the late growth stage, and apply urea every half month.
Regularly prune and topping the acacia japonica, prune the crown into a natural heart, cup, and natural axis, select 3 or 4 healthy and strong branches as the new trunk, and cut off all the side branches, young shoots and leaves except for the main trunk to avoid nutrient loss. In the summer, the Chinese acacia is topped, and the branches in the more dense places are cut off to control the growth.
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When planting locust trees, it is advisable to choose loose and well-drained soil, and then sprinkle basal fertilizer into the soil. When sowing, the seeds with full particles should be selected to soak and expand in warm water and then put them into the soil for germination, and they can be sown into the soil after germination, and the maintenance needs to ensure that the soil is sufficiently moist, implement nitrogen fertilizer, and give it proper light to make it grow better.
When planting acacia trees, it is advisable to choose loose, breathable, well-drained sandy soil, and the soil should be turned over before planting, and then sprinkled with an appropriate amount of basal fertilizer to promote its better growth.
Mature and full seeds should be selected for sowing and propagation, soaked in warm water for 24 hours, and placed in fine sand for storage after the seeds swell, and can be sown after germination.
Sowing is generally carried out in early April, and the seeds are evenly sprinkled into the soil, and then suppressed, so that the seeds and the soil are better combined, which can improve the survival rate of the national locust tree.
When maintaining the Chinese locust tree, it should be watered in an appropriate amount according to the growth needs and kept moist. Proper application of nitrogen fertilizer provides sufficient nutrients for its growth, and a certain amount of light needs to be ensured every day to make it grow better.
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Where locust trees are planted.
Acacia japonica is produced in the north of our country and has a wide range of origins. It is cultivated in the south, such as Northeast China, South China, and Southwest China, among which the Loess Plateau and North China are the most common. The growth environment of Acacia japonica is pleasant, and it can be cultivated in both the north and the south.
The famous areas where Chinese acacia is cultivated in China include Jingchuan in Gansu, Pingliang, Wuzhong in Ningxia, Xuchang in Henan, and Hongdong in Shanxi.
Locust tree planting conditions.
The planting temperature of locust flowers should be at least 10 degrees Celsius. If the temperature can reach about 20 degrees, it is the ideal planting environment. When you grow up, you will be hardy and keep your temperature at around 9-17 degrees.
Key points of locust tree planting and management.
1.After the seeds are purchased, they can germinate first, stir with hot water, and then soak them in warm water, or they can be directly treated with red chong sunmycin. These two germination methods have a good effect.
2.Transplantation requirements can be done first, followed by transplantation. The sowing time interval of seedlings of different sizes is different.
When raising seedlings, you can cover them with film first, but when the seedlings grow to about 3cm, you need to remove the film. 4.Pest control.
When the seedlings grow to 15 cm, it is time to start thinning; When transplanting, it is best to sell the ode in spring and summer. Pay attention to the protection of the roots of the locust tree, and do a good job of protecting against pests and diseases.
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Hello, I used to plant Chinese acacia in the suburbs, how to say, first, its yield is not very high, second, its sales, or many people do not recognize it, sales is a problem. So his prospects are long. It's a long way off.
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1. Cut off at the right time.
Every year, after the growth stops in the spring and before the second growing season (usually in early July), the top bend is cut off, and after the new branches are issued, a vertical upward branch is selected as the new trunk.
2. Reasonable pruning.
The so-called reasonable pruning is to retain as many side branches as possible without affecting the growth of the trunk, which is beneficial to the thickening growth of the trunk, accelerates the lignification process, and avoids trunk bending. Here's how:
1) Horizontal branches and near-horizontal branches are generally not pruned, and they are allowed to prune naturally.
2) The competitive branches that affect the growth of the main head should be cut off in time.
3) Control the growth of other side branches that do not form competitive growth, and cut them in time when their thickness reaches 1 2 of the thickness of the main trunk. Prevent the spindle from being cut too large and increase the trunk height at the same time. If the wound is removed too late, it is not conducive to healing.
3. Dry again.
For 2 3 years of seedlings, when the spring begins to grow, if the seedlings do not have an obvious main head or have a main head but are too skewed, they should be cut off again, and the cut can be selected at the beginning of the deviation. In addition, a callus antiseptic film should be applied to the trimming mouth to promote wound healing.
4. Other measures.
More phosphorus and potassium fertilizers were applied at the seedling stage, and new high-lipid membranes were sprayed on the foliar surface during the growing season, which helped to strengthen photosynthesis, accelerate the lignification process, and prevent the main stem from bending. In short, if you want to cultivate qualified seedlings of Acacia japonica, the key is to master three points: timely cutting and replacement.
Avoid over-pruning. Maintain a reasonable density.
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