CN109105161A - Sand ground repairs structure, sand ground restorative procedure and application - Google Patents
Sand ground repairs structure, sand ground restorative procedure and application Download PDFInfo
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- CN109105161A CN109105161A CN201810860120.7A CN201810860120A CN109105161A CN 109105161 A CN109105161 A CN 109105161A CN 201810860120 A CN201810860120 A CN 201810860120A CN 109105161 A CN109105161 A CN 109105161A
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G20/00—Cultivation of turf, lawn or the like; Apparatus or methods therefor
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C1/00—Apparatus, or methods of use thereof, for testing or treating seed, roots, or the like, prior to sowing or planting
- A01C1/04—Arranging seed on carriers, e.g. on tapes, on cords ; Carrier compositions
- A01C1/044—Sheets, multiple sheets or mats
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G22/00—Cultivation of specific crops or plants not otherwise provided for
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G24/00—Growth substrates; Culture media; Apparatus or methods therefor
- A01G24/10—Growth substrates; Culture media; Apparatus or methods therefor based on or containing inorganic material
- A01G24/12—Growth substrates; Culture media; Apparatus or methods therefor based on or containing inorganic material containing soil minerals
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G24/00—Growth substrates; Culture media; Apparatus or methods therefor
- A01G24/20—Growth substrates; Culture media; Apparatus or methods therefor based on or containing natural organic material
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G24/00—Growth substrates; Culture media; Apparatus or methods therefor
- A01G24/20—Growth substrates; Culture media; Apparatus or methods therefor based on or containing natural organic material
- A01G24/22—Growth substrates; Culture media; Apparatus or methods therefor based on or containing natural organic material containing plant material
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G24/00—Growth substrates; Culture media; Apparatus or methods therefor
- A01G24/20—Growth substrates; Culture media; Apparatus or methods therefor based on or containing natural organic material
- A01G24/28—Growth substrates; Culture media; Apparatus or methods therefor based on or containing natural organic material containing peat, moss or sphagnum
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G24/00—Growth substrates; Culture media; Apparatus or methods therefor
- A01G24/30—Growth substrates; Culture media; Apparatus or methods therefor based on or containing synthetic organic compounds
- A01G24/35—Growth substrates; Culture media; Apparatus or methods therefor based on or containing synthetic organic compounds containing water-absorbing polymers
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G9/00—Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
- A01G9/02—Receptacles, e.g. flower-pots or boxes; Glasses for cultivating flowers
- A01G9/029—Receptacles for seedlings
- A01G9/0291—Planting receptacles specially adapted for remaining in the soil after planting
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G9/00—Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
- A01G9/02—Receptacles, e.g. flower-pots or boxes; Glasses for cultivating flowers
- A01G9/029—Receptacles for seedlings
- A01G9/0293—Seed or shoot receptacles
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D3/00—Improving or preserving soil or rock, e.g. preserving permafrost soil
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2300/00—Materials
- E02D2300/0037—Clays
- E02D2300/0039—Clays mixed with additives
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Abstract
The present invention provides a kind of sand grounds to repair structure, sand ground restorative procedure and application, is related to mountainous region and reclaims and ecological restoration technical field.It includes the first ecological rehabilitation area and the second ecological rehabilitation area that the sand ground, which repairs structure, wherein, sand-protecting barrier is set between first ecological rehabilitation area and the second ecological rehabilitation area, ecological rehabilitation cloth is provided on the improvement soil in the first ecological rehabilitation area, grass seeds is sowed on the improvement soil in the second ecological rehabilitation area, above-mentioned setting simulates natural preventive woods mode, to play the role of checking winds and fixing drifting sand, it can be effectively improved grassland sand ground status, restore ecosystem landscape situation.The present invention also provides a kind of sand ground restorative procedure, there is extensive adaptability to sand ground to be repaired, rehabilitation cost is low, short construction period, engineering applicability are strong, can be effectively improved grassland sand ground status, restore ecosystem landscape situation.
Description
Technical field
It reclaims the present invention relates to mountainous region and ecological restoration technical field, repairs structure, sand in particular to a kind of sand ground
Ground restorative procedure and application.
Background technique
Current many places grassland due to people's blindness exploitation and overgrazed, in addition drought, so that large area grassland
Increasingly desertification has seriously affected ecological environment.Therefore, taking effective technological means to carry out grassland vegetaion recovery seems especially
It is important.
Currently, covering green technological means mainly for sand ground has chemical sand-fixing method and plant-growth carpet method etc..Wherein chemical sand-fixing
It is using a kind of engineering measure of the fixed sand ground of chemicals, after sand ground is chemically treated, being formed on its surface has centainly by force
The protective layer or bonding course of degree, reduce husky body flowing, but higher cost and chemical substance be easy to cause secondary environmental pollution；Plant life
Though blanket method can be realized in a short time covers green effect, action time is not grown, and is applied alone plant-growth carpet later period rate of after culture big.
In view of this, the present invention is specifically proposed at least one of to solve the above technical problems.
Summary of the invention
The first purpose of this invention be to provide a kind of sand ground repair structure can be effective by the setting of specific structure
Improve grassland sand ground status, ecosystem landscape situation can be restored.
Second object of the present invention is to provide a kind of sand ground restorative procedure.
In order to realize above-mentioned purpose of the invention, the following technical scheme is adopted:
The present invention provides a kind of sand grounds to repair structure, including the first ecological rehabilitation area and the second ecological rehabilitation area, described
First ecological rehabilitation area and the second ecological rehabilitation area are disposed adjacent, between first ecological rehabilitation area and the second ecological rehabilitation area
It is separated by sand-protecting barrier；
Improvement soil upper berth in first ecological rehabilitation area is equipped with ecological rehabilitation cloth；
Grass seeds has been sowed on improvement soil in second ecological rehabilitation area.
Further, on the basis of technical solution of the present invention, first ecological rehabilitation area and/or second life
State restore area improvement soil, be mainly made of the raw material of following weight percent: loess 84-94%, plant fiber 5-15%,
Peat 0.1-0.5%, water-retaining agent 0.1-0.5% and efficient function microbial inoculum 0.05-0.1%；
Preferably, the improvement soil in first ecological rehabilitation area and/or second ecological rehabilitation area, mainly by following
The raw material of weight percent is made: loess 86-93%, plant fiber 6-13%, peat 0.2-0.5%, water-retaining agent 0.2-0.5%
With efficient function microbial inoculum 0.06-0.1%.
Further, on the basis of technical solution of the present invention, the water content of the loess is less than 7%；
And/or the water-retaining agent includes any one in polyacrylic, vinyl acetate Malaysia acids or polyvinyl alcohol
Kind；
And/or the efficient function microbial inoculum includes in micrococcus luteus, Vietnam's bulkholderia cepasea or bacillus
Any one or at least two combination.
Further, on the basis of technical solution of the present invention, it is described improvement soil with a thickness of 0.05-0.2m；
And/or the thickness of the ecological rehabilitation cloth is no more than 5cm.
Further, on the basis of technical solution of the present invention, the ecological rehabilitation cloth includes the paper pulp set gradually
Seed layer, nonwoven layer and biodegradable layer, side and the improvement soil phase of the ecological rehabilitation cloth close to paper pulp seed layer
It is adjacent；
Preferably, the biodegradable layer includes palm silk layer and/or jute scrim layer；
Preferably, the production method of the paper pulp seed layer is covered after inoculating paper again the following steps are included: sowing seed
Upper another inoculating paper is located at seed between two layers of inoculating paper, and two layers of inoculating paper is soaked, then dries, obtains paper pulp seed
Layer；It is further preferred that sow amount of the seed on inoculating paper is 40-50g/m2。
Further, on the basis of technical solution of the present invention, the ecological rehabilitation cloth is fixed using Chinese tamarisk bar；
And/or the amount of sowing of grass seeds is 40-50g/m on the improvement soil in second ecological rehabilitation area2。
Further, on the basis of technical solution of the present invention, the width in first ecological rehabilitation area is 1-3.5m；
And/or the width in second ecological rehabilitation area is 8-12m.
The present invention also provides a kind of sand ground restorative procedures, repair structure using above-mentioned sand ground and repair to sand ground,
The following steps are included:
It is planted between adjacent the first ecological rehabilitation area and the second ecological rehabilitation area and sets sand-protecting barrier, in the first ecological rehabilitation area
It is successively laid with improvement soil and ecological rehabilitation cloth, sows grass seeds after improvement soil is laid in the second ecological rehabilitation area.
Further, on the basis of technical solution of the present invention, the width in first ecological rehabilitation area is 1-3.5m；
And/or the width in second ecological rehabilitation area is 8-12m.
The present invention also provides above-mentioned sand grounds to repair the application of structure or sand ground restorative procedure in plant on sand land reparation.
Compared with prior art, sand ground provided by the invention repairs structure, sand ground restorative procedure has the advantage that
(1) the present invention provides a kind of sand grounds to repair structure, including the first ecological rehabilitation area and the second ecological rehabilitation area,
In, sand-protecting barrier is set between the first ecological rehabilitation area and the second ecological rehabilitation area, on the improvement soil in the first ecological rehabilitation area
It is provided with ecological rehabilitation cloth, grass seeds has been sowed on the improvement soil in the second ecological rehabilitation area, above-mentioned setting simulates naturally
Shelter forest model can be effectively improved grassland sand ground status, can restore ecosystem landscape to play the role of checking winds and fixing drifting sand
Situation.
(2) the present invention provides a kind of sand ground restorative procedures, repair structure using above-mentioned sand ground and repair to sand ground.It should
Sand ground restorative procedure has extensive adaptability to sand ground to be repaired, and rehabilitation cost is low, short construction period, engineering applicability are strong,
It can be effectively improved grassland sand ground status, restore ecosystem landscape situation, repairing field in plant on sand land has good application
Prospect.
Detailed description of the invention
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art be briefly described, it should be apparent that, it is described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is the top view that sand ground provided by the invention repairs structure；
Fig. 2 is the sectional view that sand ground provided by the invention repairs structure.
Appended drawing reference:
The first ecological rehabilitation of 10- area；The second ecological rehabilitation of 20- area；30- sand-protecting barrier.
Specific embodiment
Embodiment of the present invention is described in detail below in conjunction with embodiment, but those skilled in the art will
Understand, the following example is merely to illustrate the present invention, and is not construed as limiting the scope of the invention.It is not specified in embodiment specific
Condition person carries out according to conventional conditions or manufacturer's recommended conditions.Reagents or instruments used without specified manufacturer is
The conventional products that can be obtained by commercially available purchase.
According to an aspect of the invention, there is provided a kind of sand ground repairs structure, including the first ecological rehabilitation area 10 and the
Two ecological rehabilitation areas 20, the first ecological rehabilitation area 10 and the second ecological rehabilitation area 20 are disposed adjacent, 10 He of the first ecological rehabilitation area
It is separated between second ecological rehabilitation area 20 by sand-protecting barrier 30, it is specific as illustrated in fig. 1 and 2；
Wherein, the improvement soil upper berth in the first ecological rehabilitation area 10 is equipped with ecological rehabilitation cloth, the second ecological rehabilitation area 20
Grass seeds has been sowed on interior improvement soil.
Specifically, due to the sand ground to be repaired not no advantage of plant growth substantially, therefore in the first ecological rehabilitation
First laying improves soil in area 10 and in the second ecological rehabilitation area 20, to create plant growth environment.
Soil upper berth is improved in the first ecological rehabilitation area 10 is equipped with ecological rehabilitation cloth.Ecological rehabilitation cloth is mainly plant species
It is sub that there is certain thickness with what some hypothallus (nonwoven layer, plant fiber layer or degradable base etc.) was combined with each other
Water and soil conservation product.Such structure ecological restores cloth structure and is laid with flexibly, and construction technology is simple, is conducive to the growth of plant,
It can play and fix the sand and Greening functions well, while can also prevent the moisture of soil surface from evaporating.
Grass seeds is sowed on the improvement soil in the second ecological rehabilitation area 20, ecology can be reduced again by directly sowing grass seeds
The usage amount of original cloth, to reduce cost.
It is separated between the first ecological rehabilitation area 10 and the second ecological rehabilitation area 20 by sand-protecting barrier 30 simultaneously.Sand-protecting barrier 30
Also known as mechanical sand barrier, air partition are blocked with what the materials such as faggot, stalk, clay, branch, lath, cobble were made on Shamian Island
Object is the effective engineering Sand-fixing Measures for cutting down wind speed, fixed husky table.Main function is that fixed moving dunes and half flow sand
Mound.
The ecological rehabilitation cloth being laid in first ecological rehabilitation area 10, grass seeds is formed by plant in the second ecological rehabilitation area 20
Sand-protecting barrier 30 between coating, with the first ecological rehabilitation area 10 and the second ecological rehabilitation area 20 collectively forms " straw checkerboard barrier " structure,
To play the role of checking winds and fixing drifting sand.
It should be noted that the quantity in the first ecological rehabilitation area 10 and the second ecological rehabilitation area 20 is not limited to two pieces, it can
To be muti-piece region, as long as guaranteeing that each first ecological rehabilitation area 10 is adjacent with the second ecological rehabilitation area 20.
Sand ground provided by the invention repairs structure and simulates natural preventive woods mode by above-mentioned specific structure setting,
It can be effectively improved grassland sand ground status, restore ecosystem landscape situation.
As a kind of preferred embodiment of the present invention, reed is can be used in the sand-protecting barrier.Specific equipment, method of planting is first
20cm-30cm is dug under the intersection in ecological rehabilitation area and the second ecological rehabilitation area, then vertical embedment length is in institute's ditching
The reed of 35cm-45cm simultaneously tracks tramping, exposed no less than 15cm.
Improveing soil is product of the soil after a series of measures is improved, and the ingredient improved in soil directly influences plant
The growth and development of object.
As a kind of preferred embodiment of the present invention, the conditioned soil in the first ecological rehabilitation area and/or the second ecological rehabilitation area
Earth is mainly made of the raw material of following weight percent: loess 84-94%, plant fiber 5-15%, peat 0.1-0.5%, protecting
Aqua 0.1-0.5% and efficient function microbial inoculum 0.05-0.1%；
Preferably, the improvement soil in the first ecological rehabilitation area and/or the second ecological rehabilitation area, mainly by following weight percent
Several raw materials are made: loess 86-93%, plant fiber 6-13%, peat 0.2-0.5%, water-retaining agent 0.2-0.5% and efficient function
It can microbial inoculum 0.06-0.1%.
The typical but non-limiting weight percent of loess be 84%, 85%, 86%, 87%, 88%, 89%, 90%,
91%, 92%, 93% or 94%.
As organic matter for improveing soil, the typical but non-limiting weight percent of plant fiber is plant fiber
5%, 6%, 7%, 8%, 9%, 10%, 11%, 12%, 13%, 14% or 15%.
Peat is mainly used for soil aggregate structure and acid-base accommodation as mineral substance.Peat is typical but non-limiting
Weight percent be 0.1%, 0.2%, 0.25%, 0.3%, 0.35%, 0.4%, 0.45% or 0.5%.
Water-retaining agent is mainly used for the water conservation control water of soil, the typical but non-limiting weight percent of water-retaining agent is 0.1%,
0.2%, 0.25%, 0.3%, 0.35%, 0.4%, 0.45% or 0.5%.
The addition of efficient function microbial inoculum is adjusted acid-base balance, optimization soil aggregate structure, inhibits growth of pathogenic bacteria, stimulation
Plant root growth etc..The efficient typical but non-limiting weight percent of function microbial inoculum is 0.05%, 0.06%, 0.07%,
0.08%, 0.09% or 0.1%.
By the restriction to each raw material in improvement soil, so that its growth and development for being more conducive to plant.
" mainly by ... be made " of the present invention, it is intended that it can also include other raw materials in addition to the raw material.This
Other a little raw materials assign the improvement soil different characteristics.In addition to this, " mainly by ... be made " of the present invention,
May be replaced by enclosed " for " or " by ... be made ".
As a kind of preferred embodiment of the present invention, the water content of loess is less than 7%.The partial size of loess is not made specifically
It limits, it is preferable that loess crosses 10 meshes after crushed.
As a kind of preferred embodiment of the present invention, plant fiber is straw after natural air drying, crushing, crosses 100
Mesh is made；
As a kind of preferred embodiment of the present invention, water-retaining agent includes polyacrylic, vinyl acetate Malaysia acids or poly-
Any one in vinyl alcohol, preferably polyacrylic, further preferably polyacrylamide；
As a kind of preferred embodiment of the present invention, efficient function microbial inoculum includes micrococcus luteus, Vietnam's Burkholder
In Salmonella or bacillus any one or at least two combination.
By to each specific kind of restriction of raw material in improvement soil, so that the mating reaction between each raw material becomes apparent from,
Improve the overall performance of soil more preferably.
As a kind of preferred embodiment of the present invention, improve soil with a thickness of 0.05-0.2m, it is typical but non-limiting
Improve soil with a thickness of 0.05m, 0.1m, 0.15m or 0.2m.
And/or the thickness of ecological rehabilitation cloth is no more than 5cm.In general, ecological rehabilitation cloth with a thickness of 0.5-5cm；It is raw
State restore cloth it is typical but non-limiting with a thickness of 0.5cm, 1.0cm, 1.5cm, 2.0cm, 2.5cm, 3.0cm, 3.5cm,
4.0cm, 4.5cm or 5.0cm.
As a kind of preferred embodiment of the present invention, ecological rehabilitation cloth includes the paper pulp seed layer set gradually, non-woven fabrics
Layer and biodegradable layer, the ecological rehabilitation cloth are adjacent with the improvement soil close to the side of paper pulp seed layer；
Preferably, biodegradable layer includes palm silk layer and/or jute scrim layer；
The stratiform of ecological rehabilitation cloth is arranged, and is conducive to the fixation to seed and the growth and development in later period.Biodegradable layer exists
Later period can degrade, and be converted into the fertilizer being absorbed by plants, while additional pollution will not be caused to soil.
As a kind of preferred embodiment of the present invention, the production method of paper pulp seed layer is the following steps are included: seed is broadcast
It is sprinkling upon after inoculating paper and is covered with another inoculating paper again and is located at seed between two layers inoculating paper, will be dry after two layers of inoculating paper wetting,
Obtain paper pulp seed layer；It is further preferred that sow amount of the seed on inoculating paper is 40-50g/m2。
Wherein, the seed sowed in paper pulp seed layer is cold-resistant, drought-enduring, impoverishment tolerant Sand-fixed shrub plant, such as lemon
Item, sand sagebrush (Artemisia filifolia), Sabina vulgaris or sea-buckthorn etc..
As a kind of preferred embodiment of the present invention, ecological rehabilitation cloth is fixed using Chinese tamarisk bar.
Chinese tamarisk bar constant density is laid according to actual needs.Chinese tamarisk bar gauge lattice are not especially limited, such as are as follows: length
50cm, diameter 1.0cm, embedded depth 25cm.
The amount of broadcasting sowing of grass seeds is generally depending on percentage of seedgermination, weather, soil property and seedling growth rate.As this hair
A kind of bright preferred embodiment, the amount of sowing of grass seeds is 40-50g/m on the improvement soil in the second ecological rehabilitation area2。
As a kind of preferred embodiment of the present invention, the width in the first ecological rehabilitation area is 1-3.5m；
And/or second ecological rehabilitation area width be 8-12m.
The length in the first ecological rehabilitation area and the second ecological rehabilitation area is not especially limited, therefore the sand ground reparation knot
Structure is more suitable for ribbon sand ground reparation.
According to the second aspect of the invention, a kind of sand ground restorative procedure is additionally provided, using above-mentioned sand ground reparation knot
Structure repairs sand ground, comprising the following steps:
It is planted between adjacent the first ecological rehabilitation area and the second ecological rehabilitation area and sets sand-protecting barrier, in the first ecological rehabilitation area
It is successively laid with improvement soil and ecological rehabilitation cloth, sows grass seeds after improvement soil is laid in the second ecological rehabilitation area.
The sand ground restorative procedure is simple, easy and at low cost, can be effectively improved grassland sand ground status, restores ecosystem
Landscape situation.
As a kind of preferred embodiment of the present invention, the width in the first ecological rehabilitation area is 1-3.5m；
And/or second ecological rehabilitation area width be 8-12m.
According to the third aspect of the present invention, it additionally provides above-mentioned sand ground reparation structure or sand ground restorative procedure is controlled in sand ground
Application in reason reparation.
Above-mentioned sand ground repairs structure, sand ground restorative procedure has extensive adaptability to sand ground to be repaired, and rehabilitation cost is low, applies
The work period is short, engineering applicability is strong, repairs field in plant on sand land and has a good application prospect.
Combined with specific embodiments below, the invention will be further described.
Embodiment 1
Structure is repaired the present embodiment provides a kind of sand ground, including the first ecological rehabilitation area and the second ecological rehabilitation area, first
Ecological rehabilitation area and the second ecological rehabilitation area are disposed adjacent, and pass through sand-protecting barrier between the first ecological rehabilitation area and the second ecological rehabilitation area
It is separated；
The width in the first ecological rehabilitation area is 2.5m, and the improvement soil upper berth in the first ecological rehabilitation area is equipped with ecological rehabilitation
Cloth；The width 10m in the second ecological rehabilitation area has sowed grass seeds on the improvement soil in the second ecological rehabilitation area；
Wherein, using reed as sand-protecting barrier；Improvement soil in first ecological rehabilitation area and the second ecological rehabilitation area by
Following raw material is made: loess 85.5%, plant fiber 13.4%, peat 0.5%, water-retaining agent 0.5%, efficient function microbial inoculum
0.1%；Improveing laying depth of the soil in the first ecological rehabilitation area and the second ecological rehabilitation area is 0.2m；
Ecological rehabilitation cloth in first ecological rehabilitation area includes the paper pulp seed layer being successively arranged from inside to outside, non-woven fabrics
Layer, palm silk layer and jute scrim layer；Ecological rehabilitation cloth is adjacent with improvement soil close to the side of paper pulp seed layer.
The production method of paper pulp seed layer is covered with another inoculating paper the following steps are included: sowing seed again after inoculating paper
It is located at seed between two layers of inoculating paper, by two layers inoculating paper wetting, drying, obtains paper pulp seed layer；It is further preferred that kind
Sow amount of the son on inoculating paper is 40g/m2。
The amount of sowing of grass seeds is 45g/m on improvement soil in second ecological rehabilitation area2, grass seeds is husky raw wheatgrass, Gao Yang
Thatch, lyme grass and clover.
The sand ground restorative procedure of structure is repaired using above-mentioned sand ground, comprising the following steps:
(a) it is planted between adjacent the first ecological rehabilitation area and the second ecological rehabilitation area and sets sand-protecting barrier, using reed as husky
Barrier digs 30cm under the intersection in the first ecological rehabilitation area and the second ecological rehabilitation area, and then vertically embedment is grown in institute's ditching
Degree is the reed of 45cm and tracks tramping, exposed to be no less than 15cm；
(b) improvement soil and ecological rehabilitation cloth are successively laid in the first ecological rehabilitation area, ecological rehabilitation cloth uses Chinese tamarisk
Bar is fixed, and constant spacing is 1.5m*1.5m blossom type arrangement, Chinese tamarisk bar gauge lattice are as follows: length 50cm, diameter 1.0cm, embedded depth
For 25cm；
(c) grass seeds is sowed after being laid with improvement soil in the second ecological rehabilitation area；
(d) periodic maintenance is carried out to the first ecological rehabilitation area and the second ecological rehabilitation area.
Embodiment 2
Structure is repaired the present embodiment provides a kind of sand ground, including the first ecological rehabilitation area and the second ecological rehabilitation area, first
Ecological rehabilitation area and the second ecological rehabilitation area are disposed adjacent, and pass through sand-protecting barrier between the first ecological rehabilitation area and the second ecological rehabilitation area
It is separated；
The width in the first ecological rehabilitation area is 3m, and the improvement soil upper berth in the first ecological rehabilitation area is equipped with ecological rehabilitation
Cloth；The width 9m in the second ecological rehabilitation area has sowed grass seeds on the improvement soil in the second ecological rehabilitation area；
Wherein, using reed as sand-protecting barrier；Improvement soil in first ecological rehabilitation area and the second ecological rehabilitation area by
Following raw material is made: loess 94%, plant fiber 5%, peat 0.5%, water-retaining agent 0.4%, efficient function microbial inoculum 0.1%；Change
Laying depth of the good soil in the first ecological rehabilitation area and the second ecological rehabilitation area is 0.3m；
Ecological rehabilitation cloth in first ecological rehabilitation area includes paper pulp seed layer, the nonwoven layer being successively arranged from inside to outside
With palm silk layer；
The production method of paper pulp seed layer is covered with another inoculating paper the following steps are included: sowing seed again after inoculating paper
It is located at seed between two layers of inoculating paper, by two layers inoculating paper wetting, drying, obtains paper pulp seed layer；It is further preferred that kind
Sow amount of the son on inoculating paper is 45g/m2。
The amount of sowing of grass seeds is 50g/m on improvement soil in second ecological rehabilitation area2, grass seeds is husky raw wheatgrass, Gao Yang
Thatch, lyme grass and clover.
The sand ground restorative procedure of structure is repaired using above-mentioned sand ground, comprising the following steps:
(a) it is planted between adjacent the first ecological rehabilitation area and the second ecological rehabilitation area and sets sand-protecting barrier, using reed as husky
Barrier digs 30cm under the intersection in the first ecological rehabilitation area and the second ecological rehabilitation area, and then vertically embedment is grown in institute's ditching
Degree is the reed of 45cm and tracks tramping, exposed to be no less than 15cm；
(b) improvement soil and ecological rehabilitation cloth are successively laid in the first ecological rehabilitation area, ecological rehabilitation cloth uses Chinese tamarisk
Bar is fixed, and constant spacing is 1.5m*1.5m blossom type arrangement, Chinese tamarisk bar gauge lattice are as follows: length 50cm, diameter 1.0cm, embedded depth
For 25cm；
(c) grass seeds is sowed after being laid with improvement soil in the second ecological rehabilitation area；
(d) periodic maintenance is carried out to the first ecological rehabilitation area and the second ecological rehabilitation area.
Embodiment 3
Structure is repaired the present embodiment provides a kind of sand ground, including the first ecological rehabilitation area and the second ecological rehabilitation area, first
Ecological rehabilitation area and the second ecological rehabilitation area are disposed adjacent, and pass through sand-protecting barrier between the first ecological rehabilitation area and the second ecological rehabilitation area
It is separated；
The width in the first ecological rehabilitation area is 5m, and the improvement soil upper berth in the first ecological rehabilitation area is equipped with ecological rehabilitation
Cloth；The width 5m in the second ecological rehabilitation area has sowed grass seeds on the improvement soil in the second ecological rehabilitation area；
Wherein, using reed as sand-protecting barrier；Improvement soil in first ecological rehabilitation area and the second ecological rehabilitation area by
Following raw material is made: loess 90%, plant fiber 9.2%, peat 0.34%, water-retaining agent 0.4%, efficient function microbial inoculum
0.06%；Improveing laying depth of the soil in the first ecological rehabilitation area and the second ecological rehabilitation area is 0.3m；
Ecological rehabilitation cloth in first ecological rehabilitation area includes paper pulp seed layer, the nonwoven layer being successively arranged from inside to outside
With palm silk layer；
The production method of paper pulp seed layer is covered with another inoculating paper the following steps are included: sowing seed again after inoculating paper
It is located at seed between two layers of inoculating paper, by two layers inoculating paper wetting, drying, obtains paper pulp seed layer；It is further preferred that kind
Sow amount of the son on inoculating paper is 40g/m2。
The amount of sowing of grass seeds is 45g/m on improvement soil in second ecological rehabilitation area2, grass seeds is husky raw wheatgrass, Gao Yang
Thatch, lyme grass and clover.
The sand ground restorative procedure of structure is repaired using above-mentioned sand ground, comprising the following steps:
(a) it is planted between adjacent the first ecological rehabilitation area and the second ecological rehabilitation area and sets sand-protecting barrier, using reed as husky
Barrier digs 30cm under the intersection in the first ecological rehabilitation area and the second ecological rehabilitation area, and then vertically embedment is grown in institute's ditching
Degree is the reed of 45cm and tracks tramping, exposed to be no less than 15cm；
(b) improvement soil and ecological rehabilitation cloth are successively laid in the first ecological rehabilitation area, ecological rehabilitation cloth uses Chinese tamarisk
Bar is fixed, and constant spacing is 1.5m*1.5m blossom type arrangement, Chinese tamarisk bar gauge lattice are as follows: length 50cm, diameter 1.0cm, embedded depth
For 25cm；
(c) grass seeds is sowed after being laid with improvement soil in the second ecological rehabilitation area；
(d) periodic maintenance is carried out to the first ecological rehabilitation area and the second ecological rehabilitation area.
In conclusion the sand ground, which repairs structure and sand ground restorative procedure, has extensive adaptability to sand ground to be repaired, repair
At low cost, short construction period, engineering applicability are strong, can be effectively improved grassland sand ground status, restore ecosystem landscape situation.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement；And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (10)
1. a kind of sand ground repairs structure, which is characterized in that including the first ecological rehabilitation area and the second ecological rehabilitation area, described first
Ecological rehabilitation area and the second ecological rehabilitation area are disposed adjacent, and are passed through between first ecological rehabilitation area and the second ecological rehabilitation area
Sand-protecting barrier is separated；
Improvement soil upper berth in first ecological rehabilitation area is equipped with ecological rehabilitation cloth；
Grass seeds has been sowed on improvement soil in second ecological rehabilitation area.
2. sand ground according to claim 1 repairs structure, which is characterized in that first ecological rehabilitation area and/or described
The improvement soil in the second ecological rehabilitation area, is mainly made of the raw material of following weight percent: loess 84-94%, plant fiber
5-15%, peat 0.1-0.5%, water-retaining agent 0.1-0.5% and efficient function microbial inoculum 0.05-0.1%；
Preferably, the improvement soil in first ecological rehabilitation area and/or second ecological rehabilitation area, mainly by following weight
The raw material of percentage is made: loess 86-93%, plant fiber 6-13%, peat 0.2-0.5%, water-retaining agent 0.2-0.5% and height
Imitate function microbial inoculum 0.06-0.1%.
3. sand ground according to claim 1 repairs structure, which is characterized in that the water content of the loess is less than 7%；
And/or the water-retaining agent includes any one in polyacrylic, vinyl acetate Malaysia acids or polyvinyl alcohol；
And/or the efficient function microbial inoculum includes any in micrococcus luteus, Vietnam's bulkholderia cepasea or bacillus
It is a kind of or at least two combination.
4. sand ground according to claim 1 repairs structure, which is characterized in that the improvement soil with a thickness of 0.05-
0.2m；
And/or the thickness of the ecological rehabilitation cloth is no more than 5cm.
5. sand ground according to claim 1 repairs structure, which is characterized in that the ecological rehabilitation cloth includes setting gradually
Paper pulp seed layer, nonwoven layer and biodegradable layer, side and the conditioned soil of the ecological rehabilitation cloth close to paper pulp seed layer
Earth is adjacent；
Preferably, the biodegradable layer includes palm silk layer and/or jute scrim layer；
Preferably, the production method of the paper pulp seed layer is covered with separately again the following steps are included: sowing seed after inoculating paper
One inoculating paper is located at seed between two layers of inoculating paper, and two layers of inoculating paper is soaked, then dries, obtains paper pulp seed layer；Into
Preferably, sow amount of the seed on inoculating paper is 40-50g/m to one step2。
6. sand ground described in -5 any one repairs structure according to claim 1, which is characterized in that the ecological rehabilitation cloth uses
Chinese tamarisk bar is fixed；
And/or the amount of sowing of grass seeds is 40-50g/m on the improvement soil in second ecological rehabilitation area2。
7. sand ground described in -5 any one repairs structure according to claim 1, which is characterized in that first ecological rehabilitation area
Width be 1-3.5m；
And/or the width in second ecological rehabilitation area is 8-12m.
8. a kind of sand ground restorative procedure, which is characterized in that repair structure pair using sand ground described in claim 1-7 any one
Sand ground is repaired, comprising the following steps:
It is planted between adjacent the first ecological rehabilitation area and the second ecological rehabilitation area and sets sand-protecting barrier, in the first ecological rehabilitation area successively
It is laid with improvement soil and ecological rehabilitation cloth, sows grass seeds after improvement soil is laid in the second ecological rehabilitation area.
9. sand ground restorative procedure according to claim 8, which is characterized in that the width in first ecological rehabilitation area is 1-
3.5m；
And/or the width in second ecological rehabilitation area is 8-12m.
10. sand ground described in claim 1-7 any one repairs sand ground restorative procedure described in structure or claim 8 or 9
Application in plant on sand land reparation.
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