CN110169225B - Change ecological infiltration engineering system of ditch of soil saline and alkaline - Google Patents
Change ecological infiltration engineering system of ditch of soil saline and alkaline Download PDFInfo
- Publication number
- CN110169225B CN110169225B CN201910510405.2A CN201910510405A CN110169225B CN 110169225 B CN110169225 B CN 110169225B CN 201910510405 A CN201910510405 A CN 201910510405A CN 110169225 B CN110169225 B CN 110169225B
- Authority
- CN
- China
- Prior art keywords
- ditch
- soil
- irrigation
- saline
- area
- 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.)
- Active
Links
Images
Classifications
-
- 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
-
- 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
- A01G17/00—Cultivation of hops, vines, fruit trees, or like trees
- A01G17/005—Cultivation methods
-
- 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
-
- 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
- A01G25/00—Watering gardens, fields, sports grounds or the like
-
- 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
-
- 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)
- Botany (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Soil Sciences (AREA)
- Water Supply & Treatment (AREA)
- Processing Of Solid Wastes (AREA)
- Cultivation Of Plants (AREA)
Abstract
The invention discloses a canal ecological infiltration engineering system for changing soil saline-alkali, which adopts a mode of improving the soil saline-alkali by combining physics, chemistry, biology, engineering and plants, wherein the physics mode mainly comprises irrigation, salt washing and water-soil linkage; the chemical mode is mainly that the desulfurized gypsum improves the soil; the engineering mode is mainly that trees and shrubs are planted around the field to form a surrounding shape, and the wind and salt can be prevented to facilitate the growth of plants; the biological mode mainly adopts garden wastes to improve soil, and simultaneously earthworms are introduced into tree pits to improve fertility; the plant mode mainly comprises the steps of selecting salt-tolerant plants and salt-absorbing plants to realize alkali reduction and salt washing. Through the mode, the method combines the improvement of the soil saline-alkali soil and the greening, is suitable for the improvement and greening of the saline-alkali soil, can obviously improve the physicochemical property of the soil, has the advantages of simple construction, high efficiency, convenience, quick response and the like, and has popularization value.
Description
Technical Field
The invention relates to the field of improvement and treatment of saline-alkali soil, in particular to a canal ecological infiltration engineering system for changing the saline-alkali soil.
Background
The soil is the foundation on which green plants live, and provides nutrients, moisture and physical and chemical conditions for plant growth. The condition of the soil directly affects the survival, growth rate and growth quality of the plants. However, saline-alkali soil contains too high alkaline salt substances, so that the osmotic pressure is too high, plant cells are difficult to absorb water in the soil, plant nutrition disorder is caused, and the damage to plant growth is large.
At present, the method for improving the saline-alkali soil in China mainly comprises physical improvement and biological improvement. The physical improvement method reduces the underground water level by means of traditional water conservancy and agricultural engineering measures, adopts a 'flood irrigation' mode to dissolve the salt and alkali in the soil and then discharge the dissolved salt and alkali out of the system, and can weaken the accumulation of salt on the surface layer of the soil. The main biological improvement methods include the technologies of planting rice, planting saline-alkali tolerant crops, using microbial fertilizers and the like, and have the characteristics of low cost, lasting effect, resource saving and the like. On the one hand, halophilic bacteria can accumulate partial salinity under the condition of tolerating higher salinity and alkalinity, but can not transfer microorganisms out of soil, and the life activities of the microorganisms are in the salinity and alkalinity soil, so that the salinity and alkalinity are not substantially changed. On the other hand, the saline-alkali soil generally has a low organic matter level, which also restricts the growth of plants, thereby affecting the improvement effect.
Disclosure of Invention
The invention mainly solves the technical problem of providing a bucket canal ecological infiltration engineering system for changing the saline and alkaline soil, which can realize the rapid improvement and the green restoration of the saline and alkaline soil.
In order to solve the technical problems, the invention adopts a technical scheme that: the irrigation ditch ecological infiltration engineering system comprises an irrigation ditch, a drainage ditch, a tree belt area, a shrub belt area, a vegetation area, an irrigation branch ditch, a drainage branch ditch and a water supply part, wherein the vegetation area is divided into a plurality of areas, the shrub belt area is arranged around the vegetation area, the tree belt area is arranged around the shrub belt area, the irrigation ditch is communicated with the water supply part, the irrigation ditch is transversely arranged in the irrigation ditch ecological infiltration engineering system for changing the soil salinity and the alkalinity and is positioned among the vegetation areas, the vegetation area and the irrigation ditch are communicated through the irrigation branch ditch, the drainage ditch is positioned at the periphery of the ecological infiltration engineering system for changing the soil salinity and the alkalinity, and the vegetation area and the drainage ditch are communicated through the drainage branch ditch.
In a preferred embodiment of the invention, the area ratio of the arbor belt area, shrub belt area and the vegetation area is 1; the vegetation plants planted on the vegetation area are Portulaca grandiflora, festuca arundinacea and ryegrass, a seed sowing mode is adopted, shrubs planted on the shrubbery area are oleander, amorpha fruticosa and hibiscus hamabo, and trees planted on the arbor area are metasequoia and salix matsudana.
In a preferred embodiment of the present invention, the ecological infiltration engineering system for irrigation canals for changing the saline-alkali soil further comprises a first gate and a second gate, wherein the first gate is arranged at the junction of the vegetation area and the drainage branch canal, and the second gate is arranged at the junction of the irrigation canal and the irrigation branch canal.
In a preferred embodiment of the present invention, the ecological infiltration engineering system for ditch for changing soil saline-alkali also comprises an overflow plate, which is arranged at the junction of the irrigation ditch and the drainage ditch.
In a preferred embodiment of the invention, the ditch ecological infiltration engineering system for changing the soil salinity and alkalinity further comprises a plastic film, and the plastic film is laid in the ditch ecological infiltration engineering system for changing the soil salinity and alkalinity.
In a preferred embodiment of the invention, the water supply part comprises a water collecting tank and a lifting pump, one end of the lifting pump is communicated with the inlet water, the other end of the lifting pump is communicated with the water collecting tank, and the water collecting tank is communicated with the irrigation ditch.
In a preferred embodiment of the invention, the width and depth of the irrigation ditches are 1.0m × 0.6m, the width and depth of the irrigation branch ditches are 0.6m × 0.7m, the width and depth of the drainage branch ditches are 0.6m × 0.8m, and the width and depth of the drainage ditches are 1.0m × 1.0m.
In a preferred embodiment of the invention, the ecological infiltration engineering system for the ditch for changing the saline-alkali soil further comprises a land leveling and water source point selection, wherein the land leveling is a flat original saline-alkali soil, the soil of the plate joint is properly loosened, large solid wastes under the surface layer are removed, the soil layers of the original saline-alkali soil are not mixed or disturbed, the water source point selection is a nearby water source access point selection, and the water mineralization degree in the non-saline-alkali soil area is that of the water body<1 g · kg -1 Or the degree of mineralization of water in saline-alkali soil areas<2 g · kg -1 。
In a preferred embodiment of the invention, the ecological infiltration engineering system for the ditch for changing the saline-alkali soil further comprises a chemical mode, wherein the chemical mode is to add desulfurization gypsum, the application amount of the desulfurization gypsum is 1-2% of the weight of the soil, and the application depth of the desulfurization gypsum is not less than 20cm.
In a preferred embodiment of the present invention, the irrigation ditch ecological infiltration engineering system for changing soil salinity and alkalinity further comprises a biological method, wherein garden waste is added, and earthworms are thrown in the arbor belt area and the shrub belt area.
The invention has the beneficial effects that: the irrigation and drainage system for ecological infiltration engineering for changing the saline-alkali soil of the soil, disclosed by the invention, aims at the singleness and limitation of a saline-alkali soil improvement method at the present stage, adopts a mode of improving the saline-alkali soil by combining physics, chemistry, biology, engineering and plants, can realize the optimization of soil components, the improvement of soil structure, the improvement of a water irrigation and drainage system and the introduction of saline-alkali tolerant plants, combines the soil improvement with the greening, is suitable for the improvement and greening of the saline-alkali soil, can obviously improve the physicochemical property of the soil, has the advantages of simplicity in construction, high efficiency, convenience, quick response and the like, and has popularization value.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without inventive efforts, wherein:
fig. 1 is a schematic structural view of a preferred embodiment of the ecological infiltration system of a ditch for changing soil salinity and alkalinity according to the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
The invention changes the requirements of the canal ecological infiltration engineering system of saline-alkali soil on land leveling and water source point selection: flat plateProperly loosening the plate-tied soil body and removing large solid wastes under the surface layer of the whole original saline-alkali soil, but paying attention to the fact that all soil layers are not mixed or disturbed; the water source access point is selected nearby and the water mineralization degree is ensured<1 g · kg -1 (non-saline-alkali soil region) or<2 g · kg -1 (saline-alkali soil area), lay the pipeline, adopt the power to promote the way and pump water.
The canal ecological infiltration engineering system for changing the saline-alkali soil adopts a mode of improving the saline-alkali soil by combining physics, chemistry, biology, engineering and plants, wherein the physics mode mainly comprises irrigation, salt washing and water-soil linkage; the chemical mode is mainly that the desulfurized gypsum improves the soil; the engineering mode is mainly that trees and shrubs are planted around the field to form a surrounding shape, and the wind and salt can be prevented to facilitate the growth of plants; the biological mode mainly adopts the mode of adding garden wastes and simultaneously introducing earthworms into the tree pits to improve the fertility; the plant mode mainly comprises the steps of selecting salt-tolerant plants and salt-absorbing plants to realize alkali reduction and salt washing.
Referring to fig. 1, an ecological infiltration engineering system for irrigation ditches for changing soil saline-alkali is provided, which includes an irrigation ditch 1, a drainage ditch 2, a tree zone area 3, a tree zone area 4, a vegetation area 5, an irrigation branch ditch 6, a drainage branch ditch 7, a first gate 8, a second gate, an overflow plate 9 and a water supply component. The vegetation region 5 is plural, the shrub belt region 4 is provided around the vegetation region 5, and the arbor belt region 3 is provided around the shrub belt region 4. Shrubs can be planted on the shrub belt area 4, trees can be planted on the arbor belt area 3, and ground vegetation can be planted on the ground vegetation area 5. The ground cover plant can be selected from Portulaca grandiflora, festuca arundinacea and ryegrass, the seed sowing mode is adopted, the shrub can be selected from oleander, amorpha fruticosa and hibiscus hamabo, the arbor can be selected from metasequoia and salix matsudana, the shrub and the arbor are transplanted in tree holes, and the surface layers of the shrub belt area 4 and the arbor belt area 3 are covered with sand. The shrub area 4 and the arbor area 3 are in a surrounding shape, can prevent wind and salt and is beneficial to plant growth, and the middle part is the ground vegetation area 5. The area ratio of the arbor strip area 3, the shrub strip area 4 and the vegetation area 5 is 1. This type of tree and shrub enclosure may be referred to as "well-field interplanting".
The water supply component comprises a water collecting tank 10 and a lifting pump 11, one end of the lifting pump 11 is communicated with inlet water, the other end of the lifting pump is communicated with the water collecting tank 10, the water collecting tank 10 is communicated with the irrigation ditch 1, namely, the irrigation ditch 1 is communicated with the water supply component, and the water supply component can supply water to the irrigation ditch 1. According to the restriction of the site terrain, the pumping mode of the lifting pump 11 can be considered, the irrigation water enters the water collecting tank 10 after being lifted by the lifting pump 11, and the water collecting tank 10 can play roles in buffering and efficiency.
The irrigation ditch 1 is transversely arranged in the ditch ecological infiltration engineering system for changing the saline and alkaline of the soil and is positioned among a plurality of the vegetation areas 5, generally in the middle of a field, and the field is divided into a plurality of the vegetation areas 5. The vegetation area 5 is communicated with the irrigation ditch 1 through the irrigation branch canal 6. The drainage ditch 2 is arranged at the periphery of the ditch ecological infiltration engineering system for changing the soil saline-alkali, namely around the field, and the vegetation area 5 and the drainage ditch 2 are communicated through the drainage branch ditch 7. And a plastic film is laid in the canal ecological infiltration engineering system for changing the saline and alkaline of the soil, and the plastic film can prevent the salt in the soil from being dissolved in irrigation water. The area of a single block in the ditch ecological infiltration engineering system for changing the saline and alkaline of the soil is 5000m 2 ~10000m 2 The whole saline-alkali soil engineering to be improved consists of a plurality of blocks, and the inside of each block is connected with an irrigation branch canal 6 and a drainage branch canal 7 for irrigation and salt washing.
The second gate is arranged at the joint of the irrigation ditch 1 and the irrigation branch ditch 6, and can control the water quantity of the irrigation ditch 1 flowing into the land mass through the irrigation branch ditch 6. The first gate 8 is provided at the junction between the vegetation zone 5 and the drain branch channel 7, the height of the first gate 8 is controlled to maintain the water depth in the vegetation zone 5 at 20cm, and when the water level exceeds the highest height of the first gate 8, excess water may overflow from above the first gate 8 into the drain branch channel 7. The junction of irrigation ditch 1 with drainage ditch 2 is provided with overflow plate 9, can guarantee to work as when the ecological infiltration engineering system of ditch that changes saline and alkaline soil meets rainfall or emergency has large-traffic water to converge, when the water level surpasses behind the summit of overflow plate 9, unnecessary water can be followed overflow plate 9's top is gone into in the drainage ditch 2.
The irrigation and salt washing are carried out by the irrigation ditch 1, the drainage ditch 2, the irrigation branch ditch 6, the drainage branch ditch 7, the first gate 8, the overflow plate 9 and the water supply component of the ecological infiltration engineering system for the ditch for changing the saline and alkaline soil, and the ditch system for irrigation and drainage separation can be established in the field to carry out large-flow irrigation and salt washing by utilizing the advantages of abundant fresh water resources around the system. The irrigation ditch 1, the drainage ditch 2, the irrigation branch ditch 6 and the drainage branch ditch 7 have certain height difference, so that gravity flow irrigation and drainage can be realized. The width and the depth of the irrigation ditch 1 are 1.0m multiplied by 0.6m, the width and the depth of the irrigation branch ditch 6 are 0.6m multiplied by 0.7m, the width and the depth of the drainage branch ditch 7 are 0.6m multiplied by 0.8m, and the width and the depth of the drainage ditch 2 are 1.0m multiplied by 1.0m. The irrigation and drainage ditch ecological infiltration engineering system for changing the saline and alkaline of the soil is used for performing large-flow irrigation and drainage alkali reduction and desalting before greening planting, and after the subsequent field is re-greened, the irrigation and drainage ditch can perform regular irrigation and salt washing and can also perform the function of watering and maintaining the plants.
The chemical mode is to use inorganic improved material which is desulfurized gypsum, and utilize calcium ions of the desulfurized gypsum to exchange replaceable sodium ions on the soil colloid, so that the sodium ions are transferred into the soil solution from the soil colloid and discharged out of the system along with irrigation water. The application amount of the desulfurized gypsum is 1-2% of the soil weight, and in the embodiment, the equivalent soil weight of saline-alkali soil added to the vegetation of the subsequent planting field is 270kg/m 2 The application amount of the desulfurized gypsum is 5kg/m 2 . The desulfurized gypsum is scattered on the surface layer according to the application amount and is turned into the soil, and the depth is not less than 20cm.
The biological mode comprises adopting garden waste which is an organic medium, and composting and curing the pruned branch and fallen leaves to form an organic improvement material, thereby improving the soil. In the subsequent process of sowing the seeds on the ground cover plants, the saline-alkali soil in the ground cover plant area 5 and the original planting soil are prepared into nutrient soil according to the volume ratio of 1. The garden waste and the original planting soil are mixed fully. Meanwhile, earthworms are put in the arbor zone area 3 and the shrub zone area 4, and the permeability and the fertility of soil are increased through the life activities of the earthworms. Specifically, at least 80 earthworms per square meter are added into the surface soil, cow dung is mixed, and straws are paved. The number of earthworms is checked regularly, and the number of the earthworms to be thrown is increased timely according to the survival condition of the earthworms. And applying desulfurized gypsum to the lower layer of the saline-alkali soil and uniformly mixing, and applying garden waste to the upper layer of the soil and uniformly mixing with undisturbed soil.
The area of a residue soil emergency absorption area on the west side of the 3# surrounding area of a Pudong airport in Shanghai is about 6000 square meters, which is a demonstration project of scientific research nature.
Early soil quality evaluation shows that the possibility of natural vegetation recovery is low, strong soil alkalinity and high salt content are the primary barrier factors, and organic matter and total nitrogen content are also the main barrier factors. The specific method comprises the following steps:
(1) Irrigation and drainage system arrangement and irrigation salt washing
The irrigation ditch 1 and the irrigation branch ditches 6 are excavated, thick plastic films are used for preventing seepage in the ditches, fresh water in the enclosure river is extracted by a lifting pump 11, namely a diesel engine water pump, and enters the irrigation ditch 1, and the irrigation branch ditches 6 are arranged on two sides in the direction of the irrigation ditch 1 and guide the fresh water to enter project plots on two sides. And (3) excavating a drainage ditch 2 and a drainage branch ditch 7, dissolving salt and alkali in soil of project plots into a water body, opening a first gate 8, draining water into the drainage branch ditch 7, and then flowing into the drainage ditch 2 to realize the purpose of reducing the salt and alkali in the soil. Water is drained 1 time a week, and salt is washed by water for about 8 weeks continuously.
(2) Saline alkali soil improved by organic and inorganic materials
Organic improved materials, namely garden waste, inorganic improved materials (desulfurized gypsum) and planting soil, which are subjected to composting fermentation by adopting organic materials are mixed to form nutrient soil, and backfilling is carried out in a ground vegetation area 5, a arbor area 3 and a shrub area 4.
(3) Arbor and shrub grass screening and adaptability comparison research
2 to 3 kinds of arbor, shrub and herb are selected respectively, and arbor, shrub and herb which are suitable for growing on the soil of the slag soil emergency absorption engineering in the 3# surrounding area of the Pudong airport are selected and compared.
(4) Study on improvement of soil fertility by adding earthworms to tree pits
Earthworms, cow dung and straws are added into the concrete pits, and compared with trees without the concrete pits, the soil fertility is compared and researched.
Example results:
after the saline-alkali soil of the project area is comprehensively improved for one year, each index is within the range of standard requirements of landscaping soil, and the project area has good greening effect.
The above description is only an embodiment of the present invention, and is not intended to limit the scope of the present invention, and all equivalent structures or equivalent processes performed by the present invention or directly or indirectly applied to other related technical fields are also included in the scope of the present invention.
Claims (10)
1. An irrigation ditch ecological infiltration engineering system for changing soil salinity and alkalinity comprises an irrigation ditch, a drainage ditch, a tree area, a bush area, an vegetation area, an irrigation branch ditch, a drainage branch ditch and a water supply part, wherein the vegetation area is divided into a plurality of areas, the bush area is arranged around the vegetation area, the tree area is arranged around the bush area, the irrigation ditch is communicated with the water supply part, the irrigation ditch is transversely arranged in the irrigation ditch ecological infiltration engineering system for changing soil salinity and alkalinity and is positioned among the vegetation areas, the vegetation area and the irrigation ditch are communicated through the irrigation branch ditch, the drainage ditch is positioned at the periphery of the irrigation ditch ecological infiltration engineering system for changing soil salinity and alkalinity, and the vegetation area and the drainage ditch are communicated through the drainage branch ditch.
2. The ecological infiltration engineering system of ditch for changing soil salinity and alkalinity according to claim 1, characterized in that the area ratio of the tree belt area, shrub belt area and the vegetation area is 1; the vegetation plants planted on the vegetation area are Portulaca grandiflora, festuca arundinacea and ryegrass, a seed sowing mode is adopted, shrubs planted on the shrubbery area are oleander, amorpha fruticosa and hibiscus hamabo, and trees planted on the arbor area are metasequoia and salix matsudana.
3. The system of claim 1, further comprising a first gate disposed at the junction of the vegetation zone and the drainage lateral and a second gate disposed at the junction of the irrigation canal and the irrigation lateral.
4. The ecological infiltration engineering system of ditch for changing soil saline alkali of claim 1, which further comprises an overflow plate, wherein the overflow plate is arranged at the joint of the irrigation ditch and the drainage ditch.
5. The ecological infiltration engineering system of ditch for changing soil salinity and alkalinity of claim 1, wherein, the ecological infiltration engineering system of ditch for changing soil salinity and alkalinity further comprises a plastic film, and the plastic film is laid in the ecological infiltration engineering system of ditch for changing soil salinity and alkalinity.
6. The ecological infiltration engineering system of ditch for changing saline and alkaline of soil of claim 1, characterized in that, the water supply part comprises a collecting basin and a lift pump, one end of the lift pump is communicated with the inlet water, the other end is communicated with the collecting basin, and the collecting basin is communicated with the irrigation ditch.
7. The ecological infiltration engineering system of ditch for changing soil saline-alkali soil of claim 1, characterized in that the width and depth of the irrigation ditch is 1.0m x 0.6m, the width and depth of the irrigation branch ditch is 0.6m x 0.7m, the width and depth of the drainage branch ditch is 0.6m x 0.8m, and the width and depth of the drainage ditch is 1.0m x 1.0m.
8. The ecological infiltration engineering system for irrigation canals for changing the salinity and alkalinity of the soil according to claim 1, wherein the ecological infiltration engineering system for irrigation canals for changing the salinity and alkalinity of the soil further comprises a land leveling method for leveling the original saline-alkali land, properly loosening the soil of the plate joints and removing the large solid wastes under the surface layer, wherein the soil layers of the original saline-alkali land are not mixed or disturbed, and a water source point selection method for selecting a nearby water source access point and the water mineralization degree in the non-saline-alkali land<1 g · kg -1 Or the degree of mineralization of the water body in saline-alkali soil regions<2 g · kg -1 。
9. The ecological infiltration engineering system for the ditch for changing the saline and alkaline of the soil as claimed in claim 1, wherein the ecological infiltration engineering system for the ditch for changing the saline and alkaline of the soil further comprises a chemical means, the chemical means is adding desulfurized gypsum, the application amount of the desulfurized gypsum is 1-2% of the weight of the soil, and the application depth of the desulfurized gypsum is not less than 20cm.
10. The system of claim 1, further comprising a biological means of adding garden waste to the system for the ecological infiltration of canals to modify the salinity of the soil, and earthworms are placed in the areas of trees and shrubs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910510405.2A CN110169225B (en) | 2019-06-13 | 2019-06-13 | Change ecological infiltration engineering system of ditch of soil saline and alkaline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910510405.2A CN110169225B (en) | 2019-06-13 | 2019-06-13 | Change ecological infiltration engineering system of ditch of soil saline and alkaline |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110169225A CN110169225A (en) | 2019-08-27 |
| CN110169225B true CN110169225B (en) | 2023-04-07 |
Family
ID=67698322
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910510405.2A Active CN110169225B (en) | 2019-06-13 | 2019-06-13 | Change ecological infiltration engineering system of ditch of soil saline and alkaline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110169225B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101045237A (en) * | 2006-12-22 | 2007-10-03 | 薄学锋 | Method for improving medium or serious saline and alkaline land by the sea, and comprehensive utilization of the same |
| CN102150596A (en) * | 2011-04-29 | 2011-08-17 | 上海交通大学 | Method for constructing water saving type landscape plant community |
| CN102273335A (en) * | 2011-06-18 | 2011-12-14 | 河北省农林科学院滨海农业研究所 | Treatment and utilization method of muddy seashore saline soil |
| CN102273373A (en) * | 2011-06-03 | 2011-12-14 | 兰州大学 | Method for building flower beds and planting flowers and plants in heavy saline-alkali land in arid region |
| CN103392456A (en) * | 2013-03-20 | 2013-11-20 | 北京林业大学 | Method for conducting afforestation on saline-alkali soil |
| CN103650978A (en) * | 2013-12-13 | 2014-03-26 | 浙江森禾种业股份有限公司 | Saline-alkali soil greening module and method |
| CN105123318A (en) * | 2015-09-02 | 2015-12-09 | 天津滨海新区津大建筑规划有限责任公司 | Ecological network ground weir type channel structure |
| CN210275048U (en) * | 2019-06-13 | 2020-04-10 | 上海十方生态园林股份有限公司 | Change ecological infiltration engineering system of ditch of soil saline and alkaline |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105230167B (en) * | 2015-10-12 | 2017-03-01 | 潍坊友容实业有限公司 | A kind of heavy salinized land soil in strand and vegetation construction system |
-
2019
- 2019-06-13 CN CN201910510405.2A patent/CN110169225B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101045237A (en) * | 2006-12-22 | 2007-10-03 | 薄学锋 | Method for improving medium or serious saline and alkaline land by the sea, and comprehensive utilization of the same |
| CN102150596A (en) * | 2011-04-29 | 2011-08-17 | 上海交通大学 | Method for constructing water saving type landscape plant community |
| CN102273373A (en) * | 2011-06-03 | 2011-12-14 | 兰州大学 | Method for building flower beds and planting flowers and plants in heavy saline-alkali land in arid region |
| CN102273335A (en) * | 2011-06-18 | 2011-12-14 | 河北省农林科学院滨海农业研究所 | Treatment and utilization method of muddy seashore saline soil |
| CN103392456A (en) * | 2013-03-20 | 2013-11-20 | 北京林业大学 | Method for conducting afforestation on saline-alkali soil |
| CN103650978A (en) * | 2013-12-13 | 2014-03-26 | 浙江森禾种业股份有限公司 | Saline-alkali soil greening module and method |
| CN105123318A (en) * | 2015-09-02 | 2015-12-09 | 天津滨海新区津大建筑规划有限责任公司 | Ecological network ground weir type channel structure |
| CN210275048U (en) * | 2019-06-13 | 2020-04-10 | 上海十方生态园林股份有限公司 | Change ecological infiltration engineering system of ditch of soil saline and alkaline |
Non-Patent Citations (1)
| Title |
|---|
| 石之春.《植树造林》.《盐碱土改良》.1986,85-90. * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110169225A (en) | 2019-08-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105230167B (en) | A kind of heavy salinized land soil in strand and vegetation construction system | |
| CN204670016U (en) | A kind of saline land greening arbor pattern of farming | |
| CN105359663B (en) | Saline-alkali soil improvement method | |
| CN101849454B (en) | Biological synthesis improvement method of salt-alkali shoaly land | |
| CN104429214B (en) | One engineering-chemistry-desalination water-saving technology preliminary transformation salinity ground method | |
| CN101444155B (en) | Device and method for improving saline land | |
| CN103262689A (en) | Coastal saline-alkali soil terrace type afforesting method for improvement of dredger fill | |
| CN105519274A (en) | Integration method of large-scale coastal newly reclaimed beach agricultural land ecologicalization exploitation | |
| CN104472052A (en) | Saline-alkali soil improving method by engineering-chemistry-biology-desalination and water conservation-information technology | |
| CN103181258A (en) | Saline-alkali soil improvement method | |
| CN103086570A (en) | Farmland non-point pollution stepped undercurrent dam ecological purification ditch system | |
| CN103141176A (en) | Method for improving saline soil in excavated grooves of border trees in coastal region | |
| CN105230323A (en) | Corrosion-resistance and growth-promotion binary three-dimensional configuration mode suitable for small pisha sandstone area watershed | |
| CN106145374A (en) | A kind of ecological canal with repair function and the laying method of these irrigation canals and ditches | |
| CN106900449A (en) | A kind of alkaline land soil improves greening construction method | |
| CN103797991A (en) | Granite mine slash ecological green returning technology | |
| CN106034918A (en) | Method for planting trees on saline-alkali land | |
| CN112772038A (en) | Saline-alkali soil improvement method | |
| CN102060384B (en) | Underwater lawn capable of removing phosphorous and inhibiting algae and construction method thereof | |
| CN109354313B (en) | Method for constructing near-natural complex water bank ecological zone by combining sludge/waste residues | |
| CN102144523A (en) | Sidewalk-frozen tree planting method for coastal saline-salt soil | |
| CN207553247U (en) | Recessed greenery patches rainwater utilization and collection system | |
| CN210275048U (en) | Change ecological infiltration engineering system of ditch of soil saline and alkaline | |
| CN106797723A (en) | A kind of alkaline land improving system and modification method | |
| CN110169225B (en) | Change ecological infiltration engineering system of ditch of soil saline and alkaline |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |