CN105766125A - Saline and alkaline land landscaping system and method - Google Patents
Saline and alkaline land landscaping system and method Download PDFInfo
- Publication number
- CN105766125A CN105766125A CN201610289882.7A CN201610289882A CN105766125A CN 105766125 A CN105766125 A CN 105766125A CN 201610289882 A CN201610289882 A CN 201610289882A CN 105766125 A CN105766125 A CN 105766125A
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- salt
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- soda soil
- layer
- afforestation
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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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- 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
- A01B77/00—Machines for lifting and treating soil
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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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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/22—Improving land use; Improving water use or availability; Controlling erosion
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/40—Afforestation or reforestation
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Soil Sciences (AREA)
- Botany (AREA)
- Cultivation Of Plants (AREA)
Abstract
The invention discloses a saline and alkaline land landscaping system and method. The saline and alkaline land landscaping system comprises a salt drain part arranged on a saline and alkaline land, a heating part and a planting part arranged above the salt drain part and the heating part. Through the technical scheme, the salt drain part can effectively cut a water channel between the saline and alkaline land and the planting part and discharge saline and alkaline water in the planting part, so as to effectively prevent the planting part from returning salt. At the same time, the heating part can effectively improve the temperature of the planting part, so as to ensure plants on a planting layer can survive smoothly and grow well at the low temperature, and further to maintain the lawns evergreen in winter.
Description
Technical field
The present invention relates to alkaline land improvement field, in particular it relates to a kind of salt-soda soil afforestation system and method.
Background technology
Salt-soda soil is important land resource, and it is a kind of soil types widely distributed on the earth, accounts for the 25% of the land gross area, amounts to about 1,000,000,000 hectares.China there are about 0.27 hundred million hectares of salt-soda soil, wherein 0.06 hundred million hectares of arable lands, 0.21 hundred million hectares of saline-alkali wastelands, is mainly distributed on northeast, North China, Northwest inland area and North of Yangtze River coastal area.In salinized soil moisture, lyotropic salt increases, and concentration and osmotic pressure increase, and plant can produce physiological stress and murder by poisoning, cause plant survival rate and storage rate to be substantially reduced.
Meanwhile, the low temperature in the northern area of China winter makes plant pass through the mode the cold resisting such as fallen leaves, dormancy, and turfgrass is then all wilted withered and yellow to winter.The adaptive power of turfgrass depends primarily on Temperature and rainfall, and precipitation can be regulated with irrigation, thus temperature has just become turfgrass to adapt to the limiting factor of cultivation.Under conventional cultivation curing condition, even if it is annual evergreen to adopt supplement feeding to be also difficult to.
Itself violate the rules of nature maintenance lawn, the northern area of China is evergreen, but for special purposes and purpose, it is necessary to keep lawn evergreen.The method maintaining lawn evergreen at present includes: green top layer air conditioning system and simple ground lower coil pipe water flowing heating, the former cost is significantly high and operating cost is high, and as wanted, reaching ideal effect needs to consume the resources such as a large amount of coals, causes environmental pollution to the latter.
Summary of the invention
It is an object of the invention to provide a kind of salt-soda soil afforestation system and method, this system and method can solve salt-soda soil in prior art to be difficult to virescence rebuild and maintains the technical problem that green plants is evergreen.
To achieve these goals, the present invention provides a kind of salt-soda soil afforestation system, and this system includes the salt discharge portion and the heating part that are arranged on salt-soda soil, and described salt-soda soil afforestation system also includes being arranged at the plantation portion above described salt discharge portion and heating part.
Alternatively, salt discharge portion includes sealing coat, backfill layer, collection salt well and water penetration salt discharge passage, described sealing coat and backfill layer are laid on salt-soda soil from bottom to top successively, described collection salt well extends into salt-soda soil from described backfill layer, and described water penetration salt discharge passage buries and is layered in described sealing coat and connects with described collection salt well.
Alternatively, described water penetration salt discharge passage is salt discharging pipe, and this salt discharging pipe is evenly distributed with multiple permeable hole.
Alternatively, described water penetration salt discharge passage is salt discharge closed conduit, this salt discharge closed conduit adds and is stamped cover plate, the sidewall of described salt discharge closed conduit is provided with cell structure.
Alternatively, described sealing coat is divided into one or more square, each square be provided centrally with a described collection salt well, described water penetration salt discharge passage is multiple and is radially uniformly distributed centered by described collection salt well, the length of side of each square is 25-35m, and each square is in middle low, that surrounding is high shape.
Alternatively, the thickness of described sealing coat is not less than 0.3m, and the thickness of described backfill layer is 0.5-1m, and described collection salt well lower end diameter is not less than 1.5m, and the degree of depth is not less than 2m.
Alternatively, described heating part includes solar heat collector, electric heater unit and attemperator.
Alternatively, described solar heat collector includes the solar thermal collector, water pump, heat supply pipeline and the storage tank that are sequentially connected with.
Alternatively, described heat supply pipeline is arranged at the upper surface of described backfill layer in the horizontal direction with serpentine manner.
Alternatively, described electric heater unit includes the heating wire laid in the horizontal direction, and described heating wire is arranged at the upper surface of described backfill layer, and is spaced with described heat supply pipeline.
Alternatively, described heating part also includes controlling device, and described control device is arranged at beyond described plantation portion, for controlling the opening and closing of described heating wire and water pump.
Alternatively, described attemperator is geotextiles, and described geotextiles is covered in above described plantation portion.
Alternatively, described plantation portion includes being arranged at the plantation layer above described backfill layer and green plants, and the thickness of described plantation layer is 0.3-0.5m.
The present invention also provides for a kind of salt-soda soil afforestation method, and the method comprises the following steps:
(1) excavating top layer, salt-soda soil original soil and lay sealing coat, excavating depth is 1-1.5m, is filled with graded gravel and/or big beans slag in described sealing coat；
(2) described sealing coat is divided into the square that middle low surrounding is high, at the centrally disposed collection salt well of described square, and centered by described collection salt well radial uniform laying water penetration salt discharge passage；
(3) make top layer, described salt-soda soil original soil obtain conditioned soil after modified, and described conditioned soil is backfilled to backfill layer；
(4) being horizontally disposed with heating wire and heat supply pipeline at described backfill layer upper surface, and make one end of described heat supply pipeline be connected with storage tank, the other end is connected with solar thermal collector through water pump；
(5) it is provided above plantation layer at described backfill layer, is filled with described conditioned soil in described plantation layer, and on described plantation layer, plants green plants.
Alternatively, the modification method of described conditioned soil is: makes original soil mix homogeneously with the peat composed of rotten mosses, fertilizer, topsoil soil and soil conditioner and obtains conditioned soil, wherein, original soil is 1:(0.2-0.5 with the mass ratio of the peat composed of rotten mosses, fertilizer, topsoil soil and soil conditioner): (0.2-0.5): (1.2-2): (0.1-0.5).
By technique scheme, salt discharge portion can effectively cut off the passage of water between salt-soda soil and plantation portion, and derives the saline-alkali water in plantation portion, is prevented effectively from the plantation portion accumulation of salt in the surface soil；Heating part is set simultaneously and can be effectively improved growing area ground temperature, it is ensured that the plant on plantation layer also is able to survive smoothly and well grow under cryogenic, thus maintaining the evergreen of lawn in winter.
Other features and advantages of the present invention will be described in detail in detailed description of the invention part subsequently.
Accompanying drawing explanation
Accompanying drawing is used to provide a further understanding of the present invention, and constitutes the part of description, is used for explaining the present invention, but is not intended that limitation of the present invention together with detailed description below.In the accompanying drawings:
Fig. 1 is the cross-sectional schematic of the salt-soda soil afforestation system according to one embodiment of the present invention；
Fig. 2 is solar heat collector schematic diagram；
Fig. 3 is electric heater unit schematic diagram；
Fig. 4 is attemperator schematic diagram；
Fig. 5 is that sealing coat lays generalized section；
Fig. 6 is that water penetration salt discharge passage lays schematic diagram；
Description of reference numerals
1 sealing coat 2 backfills layer
3 collection salt well 4 water penetration salt discharge passages
Plant layer 6 green plants for 5 kinds
7 solar thermal collector 8 water pumps
9 heat supply pipeline 10 storage tanks
11 heating wire 12 control device
13 geotextiles
Detailed description of the invention
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in detail.It should be appreciated that detailed description of the invention described herein is merely to illustrate and explains the present invention, it is not limited to the present invention.
In the present invention, when not making contrary explanation, the noun of locality of use typically refers to upper and lower under normal operating condition of this salt-soda soil afforestation system such as " upper and lower ", specifically, it is possible to reference to the page of Fig. 1-Fig. 6.
As it is shown in figure 1, the present invention provides a kind of salt-soda soil afforestation system, this system includes the salt discharge portion and the heating part that are arranged on salt-soda soil, and described salt-soda soil afforestation system also includes being arranged at the plantation portion above described salt discharge portion and heating part.
By technique scheme, salt discharge portion can effectively cut off the passage of water between salt-soda soil and plantation portion, and derives the saline-alkali water in plantation portion, it is possible to is prevented effectively from the improvement soil layer accumulation of salt in the surface soil；Heating part is set simultaneously and can be effectively improved growing area ground temperature, it is ensured that the plant on plantation layer also is able to survive smoothly and well grow under cryogenic, thus maintaining the evergreen of lawn in winter.
According to the present invention, salt discharge portion can include sealing coat 1, backfill layer 2, collection salt well 3 and water penetration salt discharge passage 4, sealing coat 1 and backfill layer 2 can be laid on salt-soda soil from bottom to top successively, collection salt well 3 can extend into salt-soda soil from backfill layer 2, and water penetration salt discharge passage 4 can bury and is layered in sealing coat 1 and connects with collection salt well 3.Wherein, water penetration salt discharge passage 4 refers to ensure the passage that saline-alkali water passes freely through its perisporium.
Salt discharge passage 5 can have various suitable structure.As a kind of embodiment, water penetration salt discharge passage 4 can be salt discharging pipe, and is evenly distributed with multiple permeable hole on this salt discharging pipe.Saline-alkali water can enter salt discharging pipe by permeable hole, thus being discharged in collection salt well 3.In this case, during pre-buried salt discharging pipe, it is possible to add fine sand around salt discharging pipe, it is prevented that salt discharging pipe is by pressure break.
The diameter of salt discharging pipe and material can in very large range change, in order to and increase and service life of salt discharging pipe accelerate salt discharge efficiency, it is preferable that salt discharging pipe can be managed for HDPE, and the diameter of salt discharging pipe is not less than 15cm.
As another embodiment, water penetration salt discharge passage 4 can be salt discharge closed conduit, this salt discharge closed conduit adds and is stamped cover plate, in such a case, it is possible to offer window on the sidewall of salt discharge closed conduit, arrange cell structure on this window, in order to saline-alkali water passes through.Can by brick Cheng Bingyong Salt And Alkali Tolerance cement plaster bottom salt discharge closed conduit, the specification of discharge culvert can be wide 20cm, high 30cm.
In the salt-soda soil afforestation system according to the present invention, sealing coat 1 can be divided into one or more square, the center of each square can be provided with a collection salt well 3, each square can arrange multiple water penetration salt discharge passage 4, multiple water penetration salt discharge passages 4 can by various suitable in the way of be arranged.As one preferred embodiment, as it is shown in figure 5, multiple water penetration salt discharge passage 4 is radially uniformly distributed centered by salt well 3 collecting, in this manner it is possible to import in collection salt well 3 more in time, more unobstructedly by saline-alkali water.In this case, as a kind of embodiment, the length of side of each square be can for 25-35m, and water penetration salt discharge passage 4 radial for interval can be uniformly distributed with 30 degree.
For the ease of the saline-alkali water in each square being led in multiple water penetration salt discharge passage 4, it is preferable that as it is shown on figure 3, each square is in middle low, that surrounding is high shape.
Collection salt well 3 by brick one-tenth, can adopt light-duty ductile cast iron manhole cover, and use Salt And Alkali Tolerance cement plaster.In order to ensure that collection salt well 3 has enough volumes to house saline-alkali water, it is preferable that collection salt well 3 lower end diameter is not less than 1.5m, and the degree of depth is not less than 2m, and well head diameter can be 50-70cm.
Sealing coat 1 can be made up of various suitable materials, for instance, it is possible to it is not less than the sand gravel of 2cm by diameter and/or cinder forms.
In order to ensure that salt-soda soil can be adequately isolated by sealing coat 1 with plantation layer 5, it is preferable that the thickness of sealing coat 1 is not less than 0.3m, and the thickness of backfill layer 2 is 0.5-1m.
According to the present invention, heating part can include solar heat collector, electric heater unit and attemperator.
As in figure 2 it is shown, solar heat collector can include the solar thermal collector 7, water pump 8, heat supply pipeline 9 and the storage tank 10 that are sequentially connected with.
The area of heat collector 7 and set-up mode rationally can select according to actual demand, under preferable case, heat collector area can mate by 1:15 with area of heat-supply service, and heat collector could be arranged to be approximately towards due south (± 15 °), and heat collector surface and ground angle 50 ° ± 5 °.
Wherein, heat supply pipeline 9 can be laid in many ways, one as the present invention is preferably carried out mode, as shown in Figure 2, heat supply pipeline 9 is arranged at the upper surface of backfill layer 2 in the horizontal direction with serpentine manner, so that the Soil conservation of plantation layer 5 is in the temperature range that suitable green plants grows, in this case, when laying heat supply pipeline 9, it is possible to prevent it by pressure break at heat supply pipeline 9 other pad fine sand.Preferably, it is possible to lay heat supply pipeline 9, spacing side by side 30-50cm continuously by bending.
According to the present invention, as shown in Figure 3, electric heater unit can include the heating wire 11 laid in the horizontal direction, heating wire 11 can be laid in many ways, preferably, heating wire 11 can be arranged at the upper surface of backfill layer 2, and is spaced with heat supply pipeline 9, thus improving the efficiency of heating surface of heating part further, improve the plantation survival rate of green plants.In this case, when laying heating wire 11, it is possible to respectively add 3-5cm thickness fine sand on lower floor and the upper strata of heating wire 11, it is prevented that heating wire 11 deformation fracture；Heating wire 11 can pass through waterproof junction box and be connected with service cable, and the heating wire 11 of every 50-100 square meter heating surface (area) (HS can individually connect cable.
For the ease of controlling the efficiency of heating surface of heating part, heating part can also include controlling device 12, for the ease of operation, control device 12 and can be arranged at beyond plantation portion, can be arranged in airtight ferrum case (or plastic box) as required, or it is installed on indoor, for controlling the opening and closing of heating wire 11 and water pump 8 respectively.
Attemperator can be various structures, and as currently preferred a kind of embodiment, as shown in Figure 4, attemperator can be geotextiles 13.The material of geotextiles 13 and specification can select according to actually used situation, it is preferable that in situation, and geotextiles 13 can be 200g/m2Braided geotextile, cloth fabric width can be 3-6m, and color can be black or green.This geotextiles 13 can be enabled when temperature is lower than-5 DEG C, make geotextiles 13 be covered in above plantation portion, and lap width is no less than 30cm.For the ease of laying and reclaiming, the end of geotextiles 13 can arrange reel.
According to the present invention, plantation portion can include being arranged at the plantation layer 5 above backfill layer 2 and green plants 6, and the thickness of plantation soil layer 5 can be determined according to the size of place situation and the plant of plantation, and the thickness of plantation layer 5 can be 0.3-0.5m.
The present invention also provides for a kind of salt-soda soil afforestation method, and the method comprises the following steps:
(1) excavating top layer, salt-soda soil original soil and lay sealing coat 1, excavating depth is 1-1.5m, is filled with graded gravel and/or big beans slag in sealing coat 1；
(2) sealing coat 1 is divided into the square that middle low surrounding is high, at the centrally disposed collection salt well 3 of square, and to collect radial uniform laying water penetration salt discharge passage 4 centered by salt well 3；
(3) make top layer, salt-soda soil original soil obtain conditioned soil after modified, and conditioned soil is backfilled to backfill layer 2；
(4) being horizontally disposed with heating wire 11 and heat supply pipeline 9 at backfill layer 2 upper surface, and make one end of heat supply pipeline 9 be connected with storage tank 10, the other end is connected with solar thermal collector 7 through water pump 8；
(5) it is provided above plantation layer 5 at backfill layer 2, is filled with conditioned soil in plantation layer 5, and plants green plants 6 on plantation layer 5.
In routine servicing process, when in collection salt well 3, the water surface reaches sealing coat 1 lower edge, it is necessary to carry out process of drawing water in time, otherwise saline-alkali water can invade plantation soil layer, strengthens the saline and alkaline of plantation soil layer, affects green plants and survive.
According to the present invention, the modification method of conditioned soil can be: makes original soil mix homogeneously with the peat composed of rotten mosses, fertilizer, topsoil soil and soil conditioner and obtains conditioned soil, wherein, original soil can be 1:(0.2-0.5 with the mass ratio of the peat composed of rotten mosses, fertilizer, topsoil soil and soil conditioner): (0.2-0.5): (1.2-2): (0.1-0.5).Conditioned soil after said method is improved can improve the plantation survival rate of green plants, makes green plants well-grown.
The preferred embodiment of the present invention is described in detail above in association with accompanying drawing; but; the present invention is not limited to the detail in above-mentioned embodiment; in the technology concept of the present invention; technical scheme can being carried out multiple simple variant, these simple variant belong to protection scope of the present invention.
It is further to note that each the concrete technical characteristic described in above-mentioned detailed description of the invention, in reconcilable situation, it is possible to be combined by any suitable mode.In order to avoid unnecessary repetition, various possible compound modes are no longer illustrated by the present invention separately.
Additionally, can also carry out combination in any between the various different embodiment of the present invention, as long as it is without prejudice to the thought of the present invention, it should be considered as content disclosed in this invention equally.
Claims (15)
1. a salt-soda soil afforestation system, it is characterised in that this system includes the salt discharge portion and the heating part that are arranged on salt-soda soil, and described salt-soda soil afforestation system also includes being arranged at the plantation portion above described salt discharge portion and heating part.
2. afforestation system in salt-soda soil according to claim 1, it is characterized in that, described salt discharge portion includes sealing coat (1), backfill layer (2), collection salt well (3) and water penetration salt discharge passage (4), described sealing coat (1) and backfill layer (2) are laid on salt-soda soil from bottom to top successively, described collection salt well (3) extends into salt-soda soil from described backfill layer (2), and described water penetration salt discharge passage (4) is buried and is layered in described sealing coat (1) and connects with described collection salt well (3).
3. afforestation system in salt-soda soil according to claim 2, it is characterised in that described water penetration salt discharge passage (4) is salt discharging pipe, and this salt discharging pipe is evenly distributed with multiple permeable hole.
4. afforestation system in salt-soda soil according to claim 2, it is characterised in that described water penetration salt discharge passage (4) is salt discharge closed conduit, this salt discharge closed conduit adds and is stamped cover plate, the sidewall of described salt discharge closed conduit is provided with cell structure.
5. afforestation system in salt-soda soil according to claim 2, it is characterized in that, described sealing coat (1) is divided into one or more square, each square be provided centrally with a described collection salt well (3), described water penetration salt discharge passage (4) is for multiple and be radially uniformly distributed centered by described collection salt well (3), the length of side of each square is 25-35m, and each square is in middle low, that surrounding is high shape.
6. afforestation system in salt-soda soil according to claim 2, it is characterized in that, the thickness of described sealing coat (1) is not less than 0.3m, the thickness of described backfill layer (2) is 0.5-1m, described collection salt well (3) lower end diameter is not less than 1.5m, and the degree of depth is not less than 2m.
7. afforestation system in salt-soda soil according to claim 1, it is characterised in that described heating part includes solar heat collector, electric heater unit and attemperator.
8. afforestation system in salt-soda soil according to claim 7, it is characterized in that, described solar heat collector includes the solar thermal collector (7), water pump (8), heat supply pipeline (9) and the storage tank (10) that are sequentially connected with.
9. afforestation system in salt-soda soil according to claim 8, it is characterised in that described heat supply pipeline (9) is arranged at the upper surface of described backfill layer (2) in the horizontal direction with serpentine manner.
10. afforestation system in salt-soda soil according to claim 7, it is characterized in that, described electric heater unit includes the heating wire (11) laid in the horizontal direction, described heating wire (11) is arranged at the upper surface of described backfill layer (2), and is spaced with described heat supply pipeline (9).
11. afforestation system in salt-soda soil according to claim 10, it is characterized in that, described heating part also includes controlling device (12), described control device (12) is arranged at beyond described plantation portion, for controlling the opening and closing of described heating wire (11) and water pump (8) respectively.
12. afforestation system in salt-soda soil according to claim 7, it is characterised in that described attemperator is geotextiles (13), and described geotextiles (13) is covered in above described plantation portion.
13. afforestation system in salt-soda soil according to claim 1, it is characterized in that, described plantation portion includes the plantation layer (5) and the green plants (6) that are arranged at described backfill layer (2) top, and the thickness of described plantation layer (5) is 0.3-0.5m.
14. a salt-soda soil afforestation method, it is characterised in that comprise the following steps:
(1) excavating top layer, salt-soda soil original soil and lay sealing coat (1), excavating depth is 1-1.5m, is filled with graded gravel and/or big beans slag in described sealing coat (1)；
(2) described sealing coat (1) is divided into the square that middle low surrounding is high, the centrally disposed collection salt well (3) of described square, and centered by described collection salt well (3) radial uniform laying water penetration salt discharge passage (4)；
(3) make top layer, described salt-soda soil original soil obtain conditioned soil after modified, and described conditioned soil is backfilled to backfill layer (2)；
(4) it is horizontally disposed with heating wire (11) and heat supply pipeline (9) at described backfill layer (2) upper surface, and making one end of described heat supply pipeline (9) be connected with storage tank (10), the other end is connected with solar thermal collector (7) through water pump (8)；
(5) it is provided above plantation layer (5) described backfill layer (2), is filled with described conditioned soil in described plantation layer (5), and plants green plants (6) on described plantation layer (5).
15. afforestation method in salt-soda soil according to claim 14, it is characterized in that, the modification method of described conditioned soil is: makes original soil mix homogeneously with the peat composed of rotten mosses, fertilizer, topsoil soil and soil conditioner and obtains conditioned soil, wherein, original soil is 1:(0.2-0.5 with the mass ratio of the peat composed of rotten mosses, fertilizer, topsoil soil and soil conditioner): (0.2-0.5): (1.2-2): (0.1-0.5).
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| CN201610289882.7A CN105766125A (en) | 2016-05-04 | 2016-05-04 | Saline and alkaline land landscaping system and method |
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| CN201610289882.7A CN105766125A (en) | 2016-05-04 | 2016-05-04 | Saline and alkaline land landscaping system and method |
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Cited By (6)
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| CN106376271A (en) * | 2016-08-31 | 2017-02-08 | 杭州中艺生态环境工程有限公司 | Method for continuously improving saline-alkali soil |
| CN106376270A (en) * | 2016-08-31 | 2017-02-08 | 杭州中艺生态环境工程有限公司 | Sustainably improved planting structure of saline and alkaline land |
| CN106717963A (en) * | 2016-12-29 | 2017-05-31 | 北京东方园林环境股份有限公司 | A kind of construction method of lawn water-saving structure |
| CN108934262A (en) * | 2018-09-25 | 2018-12-07 | 爱土工程环境科技有限公司 | A kind of method of alkaline land soil desalination |
| CN112840965A (en) * | 2020-12-30 | 2021-05-28 | 江苏富邦环境建设集团有限公司 | Method for planting lawn in saline-alkali soil |
| CN115067016A (en) * | 2022-07-14 | 2022-09-20 | 塔里木大学 | Method for extracting and separating saline-alkali soil and improving soil |
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| CN112840965A (en) * | 2020-12-30 | 2021-05-28 | 江苏富邦环境建设集团有限公司 | Method for planting lawn in saline-alkali soil |
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| CN115067016B (en) * | 2022-07-14 | 2023-07-18 | 塔里木大学 | Method for extracting and separating saline-alkali soil and improving soil |
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Inventor after: Ji Chunlei Inventor after: Zhang Chunyu Inventor after: Li Wei Inventor after: Chen Guanglei Inventor after: Wang Baoju Inventor after: Zhao Jinling Inventor after: Wang Ruifeng Inventor after: Cai Chunhe Inventor after: Gan Ping Inventor before: Ji Chunlei Inventor before: Zhang Chunyu Inventor before: Li Wei Inventor before: Chen Guanglei Inventor before: Zhao Jinling Inventor before: Wang Baoju |
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Application publication date: 20160720 |