Well sinking type desert planting method

A caisson and desert technology, applied in botany equipment and methods, plant protection, horticulture, etc., can solve problems such as water leakage, lower tree survival rate, difficult to dig deep pits, etc., and achieve the guarantee of living conditions Effect

Inactive Publication Date: 2006-07-12
SICHUAN UNIV
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  • Claims
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AI Technical Summary

Problems solved by technology

However, desert governance is a recognized problem, because the desert's harsh climate and geographical environment make it difficult to plant trees.
The main difficulties of desert tree planting are: first, water resources are scarce, and each tree needs to be watered many times to survive, so it will cause serious waste of water resources and is unrealistic; The evaporation is large, which increases the demand for water and reduces the survival rate of trees at the same time; third, because the sand layer in the desert is thick and presents a state of quicksand, it is difficult to dig deep pits when planting trees, and the bottom of the pits reaches The roots of the saplings are not in the wet soil layer, which causes the roots of the saplings to be in the dry sand layer, and the water poured will leak rapidly and be competed by the surrounding dry sand, eventually causing the saplings to die; the fourth is that the roots of the newly planted saplings are not stable. , it is difficult to resist the wind and sand in the desert and be blown down or uprooted. At present, there is no known method that can properly solve the above problems at the same time

Method used

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  • Well sinking type desert planting method

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Embodiment Construction

[0018] The caisson is first made of engineering plastics. The diameter of the caisson is 0.8m, the length is 0.8m, and the wall thickness is 3mm. The layer wall thicknesses are all the same as the wall thickness of the straight barrel part. An annular groove is formed between the two layers of walls, the width of the bottom of the annular groove is 3mm, the width of the annular groove is 3.5mm, and the caisson is placed in an area with a sand layer thickness of 1.2m. The operation is as follows: The straight end of the caisson stands upright on the sand surface. People step on both sides of the mouth of the caisson and hold a long-handled metal ladle into the well to take out the sand. As the sand in the well is continuously pulled out, the caisson Under the action of the weight of the human body, it sinks continuously. When the upper edge of the caisson is level with the sand surface, overlap the next caisson, and sink the caisson again in the same way until the lower mouth o...

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Abstract

The treatment of desert is an accepted difficult problem, and the basic way is to plant trees, but because of the hostile geographic environment and climate environment, the various method for tree planting is labor and water wasting and with low survival rate. The invention provides a sunk well tree-planting method in desert, making use of special sunk well for tree-planting, developing an ideal environment for the young tree-planting and survival, which is not only time and water saving, but also increases the tree survival rate to above 90%.

Description

1. Technical field [0001] The invention relates to desert control technology, in particular to a caisson type desert tree planting method which can be used for desert afforestation. 2. Background technology [0002] According to a TV station report, in my country, deserts are expanding at a rate of more than 2,000 square kilometers per year. At present, 28.6% of my country's land has been reduced to deserts. However, desert management is a recognized problem, because the desert's harsh climate and geographical environment make it difficult to plant trees. The main difficulties of desert tree planting are: first, water resources are scarce, and each tree needs to be watered many times to survive, so it will cause serious waste of water resources and is unrealistic; The evaporation is large, which increases the demand for water and reduces the survival rate of trees at the same time; third, because the sand layer in the desert is thick and presents a state of quicksand, it is...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): A01G23/02A01G13/00A01G15/00
Inventor 梁德富
Owner SICHUAN UNIV
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