CN103621209A - Method for treating and improving saline and alkaline land - Google Patents
Method for treating and improving saline and alkaline land Download PDFInfo
- Publication number
- CN103621209A CN103621209A CN201310596601.9A CN201310596601A CN103621209A CN 103621209 A CN103621209 A CN 103621209A CN 201310596601 A CN201310596601 A CN 201310596601A CN 103621209 A CN103621209 A CN 103621209A
- Authority
- CN
- China
- Prior art keywords
- layer
- saline
- main
- soakaway trench
- salt
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Landscapes
- Cultivation Of Plants (AREA)
Abstract
The invention relates to the technical field of washing devices, in particular to a method for treating and improving saline and alkaline land. The method comprises the following steps: plowing the saline and alkaline land, evenly spreading plowed saline and alkaline soil to be flat so as to obtain a saline and alkaline soil layer, and arranging a salt pond on the saline and alkaline soil layer, (2) laying a first salt insulating layer on the surface of the saline and alkaline soil layer, (3) laying a plurality of main water soaker hoses in a parallel mode on the surface of the first salt insulating layer in an inclined mode, and one end, lower in position, of each soaker hose is communicated with the salt pond, (4) covering the main soaker hoses with a second salt insulating layer, (5) laying a soil replacement layer on the second salt insulating layer. Compared with the prior art, the method has the advantages of being low in cost, simple in technology, strong in maneuverability, and the like.
Description
Technical field
The present invention relates to cleaning device technical field, particularly a kind of method of administering improvement saline land.
Background technology
Due to the mankind's unreasonable activity and the continuous deterioration of environment, cause saline Land degree constantly to be aggravated, not only greatly destroy ecotope, and caused usable land constantly to reduce, made alkaline land improvement improve become a very important problem.
Transformation for saline land, the mankind have done many significant explorations and research, mainly contain following several method: 1, chemical amendments, adds a large amount of chemical substances to saline land, as chemistry such as gypsum, ardealite, acidic materials and water-loss reducers, to improve the active ingredient in saline land; 2, biological method, is mainly by plantation alkali tolerance plant, manually sets up litter layer etc.; 3, physical method, mainly by scarifying soil layer, changes the physical arrangement of saline and alkaline layer.Said method has all been alleviated the further salinization of soil in saline land to a certain extent, but all fails to tackle the problem at its root, and still has the space of further research and development.
Summary of the invention
The advantages such as the deficiency existing for above-mentioned prior art, the object of this invention is to provide a kind of method of administering improvement saline land, and it is simple that it has technique, and cost is low, workable.
To achieve these goals, the technical solution adopted in the present invention is:
The method in improvement improvement of the present invention saline land, comprises the steps:
(1) saline land of first turning over, then the saline-alkali soil after turning over is shakeout to even saline and alkaline soil layer, on saline and alkaline soil layer, salt pond is set;
(2) on saline and alkaline soil layer surface, lay first every salt deposit;
(3) first every the some main soakaway trenchs of salt deposit surface parallel laid, described main soakaway trench keeps being obliquely installed, compare Di one end, main soakaway trench position is communicated with salt pond;
(4) on main soakaway trench, be covered on second every salt deposit;
(5) second, on salt deposit, lay soil moved in to improve the original layer.
Wherein, in described step (1), saline and alkaline the thickness of the layer is more than 0.5 meter.
Wherein, in described step (1), bottom, salt pond is provided with watertight composition, and described watertight composition is by HPDE film production; The degree of depth in described salt pond is 1 meter.
Wherein, in described step (2), first is coarse sands layer or metalling or coarse sand and rubble mixed layer every salt deposit, and the described first thickness every salt deposit is 1 centimetre.
Wherein, in described step (3), main soakaway trench is HPDE soakaway trench, and the distance between described two adjacent main soakaway trenchs is 10 meters, and two adjacent main soakaway trenchs connect by some soakaway trenchs, and described main soakaway trench and a soakaway trench form soakaway trench layer; Described main soakaway trench angle of inclination is 3-5 degree; Described main soakaway trench and a soakaway trench are all coated with filter material layer outward, and the thickness of described filter material layer is 8-10 centimetre.
Wherein, in described step (4), second is coarse sands layer or metalling or coarse sand and rubble mixed layer every salt deposit, and the described second thickness every salt deposit is 2 centimetres.
Wherein, in described step (5), soil moved in to improve the original layer is 0.5-1 rice.
Wherein, the outward flange of described soil moved in to improve the original layer is provided with some peep holes near main soakaway trench place, and the degree of depth of peep hole is 0.2 meter.
Beneficial effect of the present invention: the present invention is provided with first every salt deposit between saline and alkaline soil layer and soil moved in to improve the original layer, main soakaway trench and second is every salt deposit, effectively stoped between saline and alkaline soil layer and soil moved in to improve the original layer and formed capillarity, effectively cut off saline and alkaline soil layer salinity and entered the passage of soil moved in to improve the original layer, fundamentally solved the problem of saline Land.The advantages such as the present invention has into local, and technique is simple and workable.
Accompanying drawing explanation
Fig. 1 is the schematic diagram that the present invention constructs;
In figure:
1, saline and alkaline soil layer; 2, first every salt deposit; 3, watertight composition; 4, salt pond;
5, second every salt deposit; 6, soil moved in to improve the original layer; 7, peep hole; 8, main soakaway trench.
Embodiment
Below in conjunction with accompanying drawing, the present invention is further described.
In conjunction with Fig. 1, administer the method in improvement saline land, concrete improved, process is as follows:
(1) saline land of first turning over, then the saline-alkali soil after turning over is shakeout to even saline and alkaline soil layer 1, on saline and alkaline soil layer 1, salt pond 4 is set.The present invention preferably thickness of described saline and alkaline soil layer 1 is more than 0.5 meter, and certainly, saline and alkaline soil layer 1 thickness is the bigger the better, and the object in the saline land of turning over is to destroy the capillarity that it had formed originally, reduces as far as possible the speed of moving in the chemical substances such as lower floor's ground salt.
(2) on saline and alkaline soil layer 1 surface, lay first every salt deposit 2.Described first is coarse sands layer or metalling or coarse sand and rubble mixed layer every salt deposit 2, and the described first thickness every salt deposit 2 is 1 centimetre.
(3) first every the some main soakaway trenchs 8 of the surperficial parallel laid of salt deposit 2, described main soakaway trench 8 keeps being obliquely installed, main soakaway trench 8 compare Di one end, position are communicated with salt pond 4.Described main soakaway trench 8 is HPDE soakaway trench, and the distance between described two adjacent main soakaway trenchs 8 is 10 meters, and two adjacent main soakaway trenchs 8 connect by some soakaway trenchs, and described main soakaway trench 8 and a soakaway trench form soakaway trench layer; Described main soakaway trench 8 angles of inclination are 3-5 degree; Described main soakaway trench 8 and a soakaway trench are all coated with filter material layer outward, and the thickness of described filter material layer is 8-10 centimetre, and described filter material layer effect is to prevent that soil particle from entering main soakaway trench 8 and a soakaway trench, causes soakaway trench to stop up.4 bottoms, described salt pond are provided with watertight composition 3, and described watertight composition 3 is by HPDE film production, and the degree of depth in described salt pond 4 is 1 meter.Described salt pond 4 is for the salt solution of the main soakaway trench 8 interior importings of splendid attire, and salt solution is salify grain after the natural conditions such as daylight are air-dry, and from salt pond, 4 take salt grain away and can be used for other purposes.
(4) on main soakaway trench 8, be covered on second every salt deposit 5.Described second is coarse sands layer or metalling or coarse sand and rubble mixed layer every salt deposit 5, and the described second thickness every salt deposit 5 is 2 centimetres.
(5) second, on salt deposit 5, lay soil moved in to improve the original layer 6.Described soil moved in to improve the original layer 6 is 0.5-1 rice, and its concrete thickness is to determine according to the needs of kind of plant.
It should be noted that, of the present invention first every salt deposit 2, by main soakaway trench 8, together with salt deposit 5, form barrier layer with the soakaway trench layer and second that a soakaway trench forms, be located between saline and alkaline soil layer 1 and soil moved in to improve the original layer 6, for stoping, between saline and alkaline soil layer and soil moved in to improve the original layer, form capillarity, effectively cut off saline and alkaline soil layer salinity and entered the passage of soil moved in to improve the original layer, even if having in the mode of part salt with solution, move, also can drain into salt pond 4 through main soakaway trench 8 and a soakaway trench, cannot move up further to soil moved in to improve the original layer 6, soil moved in to improve the original layer 6 is carried out to salinization of soil, fundamentally solved the problem of saline Land.The advantages such as the inventive method in terms of existing technologies, has cost low, and technique is simple, workable.
Whether in addition, the outward flange of described soil moved in to improve the original layer 6 is provided with some peep holes 7 near main soakaway trench 8 places, and the degree of depth of peep hole 7 is 0.2 meter, damaged for checking main soakaway trench 8 and a soakaway trench, observes saline and alkaline degradation effect etc.
The above is only preferred embodiments of the present invention, and the equivalence of doing according to structure, feature and principle described in patent claim of the present invention therefore all changes or modifies, and is included in patent claim of the present invention.
Claims (8)
1. administer the method in improvement saline land, it is characterized in that, comprise the steps:
(1) saline land of first turning over, then the saline-alkali soil after turning over is shakeout to even saline and alkaline soil layer (1), salt pond (4) is set on saline and alkaline soil layer (1);
(2) on saline and alkaline soil layer (1) surface, lay first every salt deposit (2);
(3) first every salt deposit (2) the some main soakaway trenchs of surperficial parallel laid (8), described main soakaway trench (8) keeps being obliquely installed, compare Di one end, main soakaway trench (8) position is communicated with salt pond (4);
(4) on main soakaway trench (8), be covered on second every salt deposit (5);
(5) second, every salt deposit (5), above lay soil moved in to improve the original layer (6).
2. the method in improvement improvement according to claim 1 saline land, is characterized in that: in described step (1), the thickness of saline and alkaline soil layer (1) is more than 0.5 meter.
3. the method in improvement improvement according to claim 1 saline land, is characterized in that: in described step (1), bottom, salt pond (4) is provided with watertight composition (3), and described watertight composition (3) is by HPDE film production; The degree of depth in described salt pond (4) is 1 meter.
4. the method in improvement improvement according to claim 1 saline land, is characterized in that: in described step (2), first is coarse sands layer or metalling or coarse sand and rubble mixed layer every salt deposit (2), and the described first thickness every salt deposit (2) is 1 centimetre.
5. improvement according to claim 1 improves the method in saline land, it is characterized in that: in described step (3), main soakaway trench (8) is HPDE soakaway trench, distance between described two adjacent main soakaway trenchs (8) is 10 meters, two adjacent main soakaway trenchs (8) connect by some soakaway trenchs, and described main soakaway trench (8) and a soakaway trench form soakaway trench layer; Described main soakaway trench (8) angle of inclination is 3-5 degree; Described main soakaway trench (8) and a soakaway trench are all coated with filter material layer outward, and the thickness of described filter material layer is 8-10 centimetre.
6. the method in improvement improvement according to claim 1 saline land, is characterized in that: in described step (4), second is coarse sands layer or metalling or coarse sand and rubble mixed layer every salt deposit (5), and the described second thickness every salt deposit (5) is 2 centimetres.
7. the method in improvement improvement according to claim 1 saline land, is characterized in that: in described step (5), soil moved in to improve the original layer (6) is 0.5-1 rice.
8. according to the method in the arbitrary described improvement improvement of claim 1-7 saline land, it is characterized in that: the outward flange of described soil moved in to improve the original layer (6) locates to be provided with some peep holes (7) near main soakaway trench (8), the degree of depth of peep hole (7) is 0.2 meter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310596601.9A CN103621209B (en) | 2013-11-22 | 2013-11-22 | The method administering improvement salt-soda soil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310596601.9A CN103621209B (en) | 2013-11-22 | 2013-11-22 | The method administering improvement salt-soda soil |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103621209A true CN103621209A (en) | 2014-03-12 |
| CN103621209B CN103621209B (en) | 2016-11-16 |
Family
ID=50202948
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310596601.9A Active CN103621209B (en) | 2013-11-22 | 2013-11-22 | The method administering improvement salt-soda soil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103621209B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1052180A1 (en) * | 1982-07-19 | 1983-11-07 | Всесоюзный Ордена Трудового Красного Знамени Научно-Исследовательский Институт Сельскохозяйственного Машиностроения Им. В.П.Горячкина | Method and apparatus for tilling solonetz soils |
| SU1537159A1 (en) * | 1986-07-18 | 1990-01-23 | Поволжский Филиал Всесоюзного Научно-Исследовательского Института Сельскохозяйственного Машиностроения Им.В.П.Горячкина | Method of reclaiming solonetz soils |
| CN101176401A (en) * | 2007-08-08 | 2008-05-14 | 张福安 | Soil reclamation method of alkaline land, desertification land |
| CN101536643A (en) * | 2009-04-24 | 2009-09-23 | 朱高升 | Saline and alkali land improvement method |
| CN101884265A (en) * | 2010-07-09 | 2010-11-17 | 山西省农业科学院蔬菜研究所 | Method for improving saline-alkali land by partitioning salt with interlayer |
| CN101946573A (en) * | 2010-08-17 | 2011-01-19 | 北京师范大学 | Method for ameliorating saline and alkaline land |
| CN102422735A (en) * | 2011-09-16 | 2012-04-25 | 南通华林生物科技发展有限公司 | Ecological integrated improved facility and improving method for saline and alkaline land |
| CN103069944A (en) * | 2013-01-04 | 2013-05-01 | 中国科学院东北地理与农业生态研究所 | Method for quickly modifying severe soda alkali-saline soil |
-
2013
- 2013-11-22 CN CN201310596601.9A patent/CN103621209B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1052180A1 (en) * | 1982-07-19 | 1983-11-07 | Всесоюзный Ордена Трудового Красного Знамени Научно-Исследовательский Институт Сельскохозяйственного Машиностроения Им. В.П.Горячкина | Method and apparatus for tilling solonetz soils |
| SU1537159A1 (en) * | 1986-07-18 | 1990-01-23 | Поволжский Филиал Всесоюзного Научно-Исследовательского Института Сельскохозяйственного Машиностроения Им.В.П.Горячкина | Method of reclaiming solonetz soils |
| CN101176401A (en) * | 2007-08-08 | 2008-05-14 | 张福安 | Soil reclamation method of alkaline land, desertification land |
| CN101536643A (en) * | 2009-04-24 | 2009-09-23 | 朱高升 | Saline and alkali land improvement method |
| CN101884265A (en) * | 2010-07-09 | 2010-11-17 | 山西省农业科学院蔬菜研究所 | Method for improving saline-alkali land by partitioning salt with interlayer |
| CN101946573A (en) * | 2010-08-17 | 2011-01-19 | 北京师范大学 | Method for ameliorating saline and alkaline land |
| CN102422735A (en) * | 2011-09-16 | 2012-04-25 | 南通华林生物科技发展有限公司 | Ecological integrated improved facility and improving method for saline and alkaline land |
| CN103069944A (en) * | 2013-01-04 | 2013-05-01 | 中国科学院东北地理与农业生态研究所 | Method for quickly modifying severe soda alkali-saline soil |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103621209B (en) | 2016-11-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204810882U (en) | Saline and alkaline land water and soil treatment system | |
| CN103181258B (en) | Saline-alkali soil improvement method | |
| CN102077715B (en) | Method for improving severe saline-alkali soil by using open trench and hidden filler layer | |
| CN105993274A (en) | Saline-alkali soil improving method | |
| CN103329658A (en) | Sectional three-dimensional structure for fast desalting and soil improvement of saline-alkali soil of new tidal marsh reclamation area | |
| CN104492798B (en) | Composite bed, mine dregs stockyard acidity method for blocking and controlling and revegetation method | |
| CN105432409A (en) | Method for improving planting patch forest of saline-alkali soil original soil | |
| CN202503890U (en) | Water and soil improvement system of saline and alkaline land | |
| CN108076719A (en) | A kind of engineering improvement on heavy salinized ground of haftplatte and ecological planting and establishing method | |
| CN1765531A (en) | Water-saving type salina physics-chemistry-biology comprehensive improvement and vegetation construction technique | |
| CN102612883B (en) | Saline discharge and alkali reduction concealed conduit device for saline-alkali soil | |
| CN103355022B (en) | A kind of three dimensions improvement saline land is the method in paddy field | |
| CN103053239A (en) | Desert farmland reclaiming machine and farmland reclaiming method utilizing same | |
| RU2393292C1 (en) | Drying method of water-logged heavy soils | |
| CN103828506A (en) | Method for improving dredger fill into greening soil | |
| CN109429605A (en) | A kind of salt-soda soil and desertification administering method | |
| CN103621209A (en) | Method for treating and improving saline and alkaline land | |
| CN105940806B (en) | A kind of salt-affected soil combined-repair method for effectively suppressing the accumulation of salt in the surface soil | |
| CN102498758A (en) | Water-saving cultivating method and structure | |
| CN102071695A (en) | Protection construction of vegetation concrete side slope | |
| CN105075551A (en) | Method for afforesting terrace planting tank type side slope | |
| CN105474823A (en) | Drainage salt-washing method for green belt of heavy saline-alkali land development region in coastal area | |
| CN103650978A (en) | Saline-alkali soil greening module and method | |
| CN204238178U (en) | Novel water conservancy Ecological Wall | |
| CN106385846A (en) | Method for retarding salt surface accumulation in saline-alkali land of Yellow River irrigation district |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |