CN106922239A - Desert planting structure and its construction method - Google Patents
Desert planting structure and its construction method Download PDFInfo
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- CN106922239A CN106922239A CN201511034011.2A CN201511034011A CN106922239A CN 106922239 A CN106922239 A CN 106922239A CN 201511034011 A CN201511034011 A CN 201511034011A CN 106922239 A CN106922239 A CN 106922239A
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- ventilation anti
- seepage
- ventilation
- seepage layer
- layer
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B79/00—Methods for working soil
- A01B79/02—Methods for working soil combined with other agricultural processing, e.g. fertilising, planting
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Cultivation Of Plants (AREA)
Abstract
The invention discloses a kind of desert planting structure and its construction method, belong to agriculture field, the lower section of the soil of the desert planting structure and side wall are equipped with the first ventilation anti-seepage layer and the second ventilation anti-seepage layer respectively;Wherein, the first ventilation anti-seepage layer and the second ventilation anti-seepage layer are structure as a whole, or the first ventilation anti-seepage layer and the second ventilation anti-seepage layer are Split type structure, now, the junction of the first ventilation anti-seepage layer and the second ventilation anti-seepage layer paves and has ventilation anti-seepage sand.Compared with prior art, desert planting structure of the invention can prevent Water deep leaching, can keep soil air sufficient again.
Description
Technical field
The present invention relates to agricultural technology field, a kind of desert planting structure and its construction party are particularly related to
Method.
Background technology
With the development of social economy, the agricultural land of China is increasingly reduced, not enough in order to tackle arable land
Crisis, people have carried out various trials, wherein, Planting Crops are exactly one of which in desert
Method.There is the desert and Gobi of large area in China, about 1,600,000,000 mu, similar with farmland area,
The annual solar energy for receiving is also similar, if can be by desert transformation into pattern of farming, then can be very
Alleviate the not enough crisis in arable land well.
But, dry in desert, especially the soil in desert can not keep moisture, if in desert
Middle Planting Crops, then pouring the moisture of crops has soil of the overwhelming majority meeting from desert planting structure
Lower section and side leakage, cause to waste.To solve this problem, soil of the people in desert planting structure
Earth lower section and side wall lay fluid-tight plastic sheeting etc., although being hindered after having laid plastic sheeting
Water deep leaching is stopped, while also having completely cut off the air circulation of soil, has made to lack air in soil, suppressed
The breathing of crop root system, causes the Grain Growth Situation poor, yields poorly.
The content of the invention
The present invention provides one kind and can prevent Water deep leaching, the desert that can keep soil air sufficient again
Pattern of farming and its construction method.
In order to solve the above technical problems, present invention offer technical scheme is as follows:
On the one hand, the present invention provides a kind of desert planting structure, the soil of the desert planting structure
Lower section and side wall are equipped with the first ventilation anti-seepage layer and the second ventilation anti-seepage layer respectively;Wherein, it is described
First ventilation anti-seepage layer and the second ventilation anti-seepage layer are structure as a whole, or first ventilation anti-seepage layer
It is Split type structure with the second ventilation anti-seepage layer, now, the first ventilation anti-seepage layer is ventilative with second anti-
The junction of infiltration layer paves ventilation anti-seepage sand.
On the other hand, the present invention also provides a kind of construction method of above-mentioned desert planting structure, including:
Step 1:Soil is dug out on desert, irrigation canals and ditches are formed;
Step 2:The first ventilation anti-seepage layer is laid in the bottom of the irrigation canals and ditches, side wall laying second is breathed freely
Impervious barrier;Wherein, the first ventilation anti-seepage layer and the second ventilation anti-seepage layer are structure as a whole, or
The first ventilation anti-seepage layer and the second ventilation anti-seepage layer are Split type structure, now, saturating described first
The junction of gas impervious barrier and the first ventilation anti-seepage layer paves upper ventilation anti-seepage sand;
Step 3:Soil is filled out back inside the irrigation canals and ditches.
Compared with prior art, to be equipped with first below the soil of desert planting structure of the invention saturating
Gas impervious barrier, so, both ensure that the air circulation in soil, make the air containing abundance in soil,
Moisture seepage downwards can be prevented again, soil is kept moistening, using water wisely, it is ensured that farming for a long time
Thing normal growth;Meanwhile, the side wall of the soil of desert planting structure is equipped with the second ventilation anti-seepage layer,
Moisture is further prevented to side leakage.Wherein, the first ventilation anti-seepage layer and the second ventilation anti-seepage layer can
To be structure as a whole, or be Split type structure, when being Split type structure, the first ventilation anti-seepage layer and
Being paved on the junction of the second ventilation anti-seepage layer has ventilation anti-seepage sand, can prevent water from being oozed from interface
Leakage.The desert planting structure can plant multiple kinds of crops, be especially suitable for rice cultivation.
Brief description of the drawings
Fig. 1 is the structural representation of desert planting structure of the invention;
Fig. 2 is the first embodiment party of the first ventilation anti-seepage layer in the present invention and the second ventilation anti-seepage layer
Formula schematic diagram;
Fig. 3 is second embodiment party of the first ventilation anti-seepage layer in the present invention and the second ventilation anti-seepage layer
Formula schematic diagram;
Fig. 4 is the schematic flow sheet of the construction method of desert planting structure of the invention.
Specific embodiment
To make the technical problem to be solved in the present invention, technical scheme and advantage clearer, below will knot
Drawings and the specific embodiments are closed to be described in detail.
On the one hand, the present invention provides a kind of desert planting structure, as shown in figure 1, the desert planting knot
It is ventilative anti-that the lower section of the soil 11 of structure and side wall are equipped with the first ventilation anti-seepage layer 12 and second respectively
Infiltration layer 13;Wherein, the first ventilation anti-seepage layer 12 and the second ventilation anti-seepage layer 13 are structure as a whole, or
The ventilation anti-seepage of person first layer 12 and the second ventilation anti-seepage layer 13 are Split type structure, and now, first breathes freely
The junction of the ventilation anti-seepage of impervious barrier 12 and second layer 13 paves and has ventilation anti-seepage sand.
Compared with prior art, to be equipped with first below the soil of desert planting structure of the invention saturating
Gas impervious barrier, so, both ensure that the air circulation in soil, make the air containing abundance in soil,
Moisture seepage downwards can be prevented again, soil is kept moistening, using water wisely, it is ensured that farming for a long time
Thing normal growth;Meanwhile, the side wall of the soil of desert planting structure is equipped with the second ventilation anti-seepage layer,
Moisture is further prevented to side leakage.Wherein, the first ventilation anti-seepage layer and the second ventilation anti-seepage layer can
To be structure as a whole, or be Split type structure, when being Split type structure, the first ventilation anti-seepage layer and
Being paved on the junction of the second ventilation anti-seepage layer has ventilation anti-seepage sand, can prevent water from being oozed from interface
Leakage.The desert planting structure can plant multiple kinds of crops, be especially suitable for rice cultivation.
Above-mentioned first ventilation anti-seepage layer 12 and the second ventilation anti-seepage layer 13 can be any materials, as long as
Meeting can be general through air and waterproof, can be spread on ventilative film ventilative anti-
Sand 14 is oozed, the first ventilation anti-seepage layer 12 and/or the second ventilation anti-seepage layer 13 can be all saturating with whole region
Gas (not shown), or subregion are ventilative, and subregion is airtight, preferably subregion
Ventilative, subregion is airtight, and so need to only pave ventilation anti-seepage sand 14 on ventilation area,
As shown in figure 1, because the price of ventilation anti-seepage sand is higher, therefore can be specific to implement with cost-effective
Mode has:
Mode one:
As shown in Fig. 2 the first ventilation anti-seepage layer 12 and/or the second ventilation anti-seepage layer 13 are geotextiles
21, the airtight region 211 of strip distribution is arranged at intervals with geotextiles 21, other regions are ventilative
Region 212, airtight region 211 is obtained by spraying resin formation geomembrane in geotextiles 21,
Being paved on ventilation area 212 has ventilation anti-seepage sand.
Geotextiles are by acupuncture or the water penetration geosynthetics of braiding, soil by synthetic fibers
Work film is a kind of waterproof isolation-type material with high molecular polymer as base stock, in the portion of geotextiles
Resin is sprayed on subregion and forms interval strip distribution geomembrane so that geotextiles subregion is breathed freely,
Subregion is airtight, and pave ventilation anti-seepage sand on ventilation area, you can obtains the first ventilation anti-seepage
Layer and/or the second ventilation anti-seepage layer.Geotextiles have lightweight, tensile strength high, good penetrability, resistance to
High temperature, anti-freezing, it is ageing-resistant, corrosion-resistant the advantages of, and geotextiles are economical and practical, construction technology
Simply, short time limit.
Further, the width in airtight region 211 is 1m-2m, and the width of ventilation area 212 is
1m-3m.The area of ventilation area is bigger, it is necessary to the ventilation anti-seepage sand for paving is more, and cost is higher,
But the gas permeability of soil is better, this is accomplished by making choice, inventor between cost and gas permeability
It was found that, when the width (width in i.e. airtight region) of geomembrane is 1m-2m, adjacent geomembrane
When spacing (i.e. the width of ventilation area) is 1m-3m, the fine air permeability of soil can be kept,
Again can be cost-effective.
Mode two:
As shown in figure 3, the first ventilation anti-seepage layer 12 and/or the second ventilation anti-seepage layer 13 are plastic cloth
22, the ventilation area 221 of strip distribution is arranged at intervals with plastic cloth 22, other regions are airtight
Region 222, ventilation area 221 is obtained by being punched on plastic cloth 22, is spread out on ventilation area 221
It is covered with ventilation anti-seepage sand.
Plastic cloth is formed by plastic layer with netted basic unit's hot pressing, and it is a kind of gas impermeable material, in plastics
Interval strip region punching on cloth so that plastic cloth subregion is breathed freely, and subregion is airtight,
Pave ventilation anti-seepage sand on ventilation area, you can the first ventilation anti-seepage for obtaining layer and/or second ventilative
Impervious barrier.Plastic cloth has pliability good, and working strength is big, is not easily broken, the advantages of not degradable.
Further, the width of the ventilation area 221 of plastic cloth is 1m-3m, airtight region 222
Width be 1m-2m, a diameter of 0.3-1cm in hole, the spacing of adjacent holes is 0.5-5cm.Inventor
It was found that, when the width of ventilation area is 1m-2m, spacing (the i.e. airtight region of adjacent ventilation area
Width) be 1m-3m, a diameter of 0.3-1cm in hole, when the spacing of adjacent holes is 0.5-5cm,
The fine air permeability of soil can be kept, and can be cost-effective.
As a modification of the present invention, the ventilation anti-seepage layer 13 of the first ventilation anti-seepage layer 12 and/or second
For multiple is arranged side by side and overlaps connection, interface paves ventilation anti-seepage sand.
Because the area of the desert planting structure can be made thin big, and the first ventilation anti-seepage layer and second
It is very big that ventilation anti-seepage layer (geotextiles or plastic cloth etc.) can not possibly be processed, be it is easy to process and
Facility during construction, can be by the less first ventilation anti-seepage layer of multiple areas and/or the second ventilation anti-seepage
Layer is arranged side by side by way of overlap joint, and to prevent water from interface seepage, also being paved in interface has
Ventilation anti-seepage sand.
As shown in figure 1, the can be flipped up obtaining by the fringe region of the first ventilation anti-seepage layer 12
Two ventilation anti-seepages layer 13, now, the side wall of the soil 11 of desert planting structure is ramped shaped.First
Ventilation anti-seepage layer and the second ventilation anti-seepage layer, only need to be in construction by the marginal zone of the first ventilation anti-seepage layer
Domain is flipped up, convenient and swift.
Used as another improvement of the invention, the thickness of ventilation anti-seepage sand 14 is 1mm-3cm, so
Both can guarantee that water will not seepage, can practice every conceivable frugality cost again, the thickness of the soil 11 of desert planting structure
It is 60-80cm to spend, and so ensure that the root system of crops and has sufficient growing space.
On the other hand, the present invention provides a kind of construction method of above-mentioned desert planting structure, such as Fig. 4 institutes
Show, including:
Step 1:Soil is dug out on desert, irrigation canals and ditches are formed;
Step 2:The first ventilation anti-seepage layer is laid in the bottom of irrigation canals and ditches, side wall lays the second ventilation anti-seepage
Layer;Wherein, the first ventilation anti-seepage layer and the second ventilation anti-seepage layer are structure as a whole, or first ventilative
Impervious barrier and the second ventilation anti-seepage layer are Split type structure, now, saturating in the first ventilation anti-seepage layer and first
The junction of gas impervious barrier paves upper ventilation anti-seepage sand;
In this step, first ventilative geotextiles or plastic cloth are laid, then in geotextiles or modeling
Expect that ventilation anti-seepage sand is spread in the ventilation area of cloth, form the first ventilation anti-seepage layer and the second ventilation anti-seepage
Layer;
Step 3:Soil is filled out back inside irrigation canals and ditches.
The first ventilation anti-seepage is equipped with below the soil of the desert planting structure obtained by the method
Layer, so, both ensure that the air circulation in soil, make to contain sufficient air, and energy in soil
Moisture seepage downwards is prevented, soil is kept moistening, using water wisely, it is ensured that crops are just for a long time
It is frequently grown;Meanwhile, the side wall of the soil of desert planting structure is equipped with the second ventilation anti-seepage layer, enters one
Step prevents moisture to side leakage.Wherein, the first ventilation anti-seepage layer and the second ventilation anti-seepage layer can be
Integrative-structure, or be Split type structure, when being Split type structure, the first ventilation anti-seepage layer and second
Being paved on the junction of ventilation anti-seepage layer has ventilation anti-seepage sand, can prevent water from interface seepage.
Used as a modification of the present invention, step 3 is further:Excavated along a side long of irrigation canals and ditches
New irrigation canals and ditches, and the soil that new irrigation canals and ditches obtain will be excavated fill out in previous irrigation canals and ditches;
Also include after step 3:
Step 4:The first ventilation anti-seepage layer is laid in the bottom of new irrigation canals and ditches, and makes first ventilation anti-seepage
Layer is overlapped with previous first ventilation anti-seepage layer;
Step 5:Spread out with previous first ventilation anti-seepage layer lap-joint in the first ventilation anti-seepage layer of new irrigation canals and ditches
One layer of ventilation anti-seepage sand of paving;
Step 6:Step 3-5 is repeated several times, until forming the desert planting structure of desirable amount.
When the area of desert planting structure is larger, it is necessary to by multiple first ventilation anti-seepages layer and/or second
Ventilation anti-seepage layer overlap joint is used, and in construction, first digs an irrigation canals and ditches, and the first ventilation anti-seepage layer is laid
In irrigation canals and ditches, another irrigation canals and ditches are excavated the irrigation canals and ditches are close to, the soil for obtaining will be excavated and fill out previous
In irrigation canals and ditches, by that analogy, until forming the desert planting structure of desirable amount, this form of construction work
Efficiency high, without the soil bulk deposition for obtaining will be excavated.Paved one layer of ventilation anti-seepage sand in lap-joint
Interface seepage can be prevented.
In above-mentioned work progress, when the first ventilation anti-seepage layer and the second ventilation anti-seepage layer are structure as a whole
When, directly the fringe region of the first ventilation anti-seepage layer is flipped up and covered on the side wall of irrigation canals and ditches i.e.
The second ventilation anti-seepage layer can be obtained, now, it is desirable to which the side wall of the soil of desert planting structure is oblique
Ramp shaped, convenient and quick construction.
The above is the preferred embodiment of the present invention, it is noted that general for the art
For logical technical staff, on the premise of principle of the present invention is not departed from, some changing can also be made
Enter and retouch, these improvements and modifications also should be regarded as protection scope of the present invention.
Claims (10)
1. a kind of desert planting structure, it is characterised in that under the soil of the desert planting structure
Side and side wall are equipped with the first ventilation anti-seepage layer and the second ventilation anti-seepage layer respectively;Wherein, described
One ventilation anti-seepage layer and the second ventilation anti-seepage layer be structure as a whole, or first ventilation anti-seepage layer and
Second ventilation anti-seepage layer is Split type structure, now, first ventilation anti-seepage layer and the second ventilation anti-seepage
The junction of layer paves and has ventilation anti-seepage sand.
2. desert planting structure according to claim 1, it is characterised in that described first is saturating
Gas impervious barrier and/or the second ventilation anti-seepage layer are geotextiles, and strip point is arranged at intervals with the geotextiles
The airtight region of cloth, other regions are ventilation area, and the airtight region is by the geotechnique
Spray resin formation geomembrane on cloth to be obtained, being paved on the ventilation area has ventilation anti-seepage sand.
3. desert planting structure according to claim 2, it is characterised in that described airtight
The width in region is 1m-2m, and the width of the ventilation area is 1m-3m.
4. desert planting structure according to claim 1, it is characterised in that described first is saturating
Gas impervious barrier and/or the second ventilation anti-seepage layer are plastic cloth, and strip point is arranged at intervals with the plastic cloth
The ventilation area of cloth, other regions are airtight region, and the ventilation area is by the plastic cloth
Upper punching is obtained, and being paved on the ventilation area has ventilation anti-seepage sand.
5. desert planting structure according to claim 4, it is characterised in that the ventilating area
The width in domain is 1m-3m, and the width in the airtight region is 1m-2m, the hole it is a diameter of
0.3-1cm, the spacing of adjacent holes is 0.5-5cm.
6. the desert planting structure according to claim 1-5 any claims, its feature exists
In the first ventilation anti-seepage layer and/or the second ventilation anti-seepage layer are for multiple is arranged side by side and overlaps company
Connect, interface paves ventilation anti-seepage sand.
7. desert planting structure according to claim 6, it is characterised in that the desert kind
The side wall for planting the soil of structure is ramped shaped, and the second ventilation anti-seepage layer is breathed freely by by described first
The fringe region of impervious barrier is flipped up obtaining.
8. the desert planting structure according to claim 2-5 any claims, its feature exists
In the thickness of the ventilation anti-seepage sand is 1mm-3cm, the thickness of soil of the desert planting structure
It is 60-80cm.
9. the construction method of the desert planting structure described in claim 1, it is characterised in that including:
Step 1:Soil is dug out on desert, irrigation canals and ditches are formed;
Step 2:The first ventilation anti-seepage layer is laid in the bottom of the irrigation canals and ditches, side wall laying second is breathed freely
Impervious barrier;Wherein, the first ventilation anti-seepage layer and the second ventilation anti-seepage layer are structure as a whole, or
The first ventilation anti-seepage layer and the second ventilation anti-seepage layer are Split type structure, now, saturating described first
The junction of gas impervious barrier and the first ventilation anti-seepage layer paves upper ventilation anti-seepage sand;
Step 3:Soil is filled out back inside the irrigation canals and ditches.
10. the construction method of desert planting structure according to claim 9, it is characterised in that
The step 3 is further:New irrigation canals and ditches are excavated along a side long of the irrigation canals and ditches, and institute will be excavated
The soil that new irrigation canals and ditches obtain is stated to fill out in previous irrigation canals and ditches;
Also include after the step 3:
Step 4:The new irrigation canals and ditches bottom lay the first ventilation anti-seepage layer, and make this first breathe freely
Impervious barrier is overlapped with previous first ventilation anti-seepage layer;
Step 5:Overlapped with previous first ventilation anti-seepage layer in the first ventilation anti-seepage layer of the new irrigation canals and ditches
Place paves one layer of ventilation anti-seepage sand;
Step 6:Step 3-5 is repeated several times, until forming the desert planting structure of desirable amount.
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CN201511034011.2A CN106922239A (en) | 2015-12-31 | 2015-12-31 | Desert planting structure and its construction method |
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CN201511034011.2A CN106922239A (en) | 2015-12-31 | 2015-12-31 | Desert planting structure and its construction method |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108782096A (en) * | 2018-07-20 | 2018-11-13 | 美丽国土(北京)生态环境工程技术研究院有限公司 | Plant cover cultivation methods in sandy land and its application in planting cyperue esculentus |
CN110506465A (en) * | 2019-09-27 | 2019-11-29 | 青岛九天智慧农业集团有限公司 | A kind of method that desertification land is modified to rice field |
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CN102308688A (en) * | 2010-06-30 | 2012-01-11 | 北京仁创科技集团有限公司 | Desert planting structure, desert soil amendment method and planting method |
CN104871676A (en) * | 2015-04-30 | 2015-09-02 | 北京仁创科技集团有限公司 | Desert plating field and construction method thereof |
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2015
- 2015-12-31 CN CN201511034011.2A patent/CN106922239A/en active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102308688A (en) * | 2010-06-30 | 2012-01-11 | 北京仁创科技集团有限公司 | Desert planting structure, desert soil amendment method and planting method |
CN104871676A (en) * | 2015-04-30 | 2015-09-02 | 北京仁创科技集团有限公司 | Desert plating field and construction method thereof |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108782096A (en) * | 2018-07-20 | 2018-11-13 | 美丽国土(北京)生态环境工程技术研究院有限公司 | Plant cover cultivation methods in sandy land and its application in planting cyperue esculentus |
CN110506465A (en) * | 2019-09-27 | 2019-11-29 | 青岛九天智慧农业集团有限公司 | A kind of method that desertification land is modified to rice field |
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