CN106233844A - A kind of application in hidden pipe salt discharge method and northeastward soda alkaline land improvement - Google Patents
A kind of application in hidden pipe salt discharge method and northeastward soda alkaline land improvement Download PDFInfo
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- CN106233844A CN106233844A CN201610611377.XA CN201610611377A CN106233844A CN 106233844 A CN106233844 A CN 106233844A CN 201610611377 A CN201610611377 A CN 201610611377A CN 106233844 A CN106233844 A CN 106233844A
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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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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/10—Homopolymers or copolymers of propene
- C08L23/12—Polypropene
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/18—Applications used for pipes
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2207/00—Properties characterising the ingredient of the composition
- C08L2207/06—Properties of polyethylene
- C08L2207/066—LDPE (radical process)
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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
Abstract
The invention provides a kind of hidden pipe salt discharge method, including selecting salt discharge hidden pipe step, laying salt discharge hidden pipe step and dig desilting ditch step, described selection salt discharge hidden pipe step, a width of 0.3 1.1mm of elongated water seepage hole, a length of 3.0 5.5 cm, a length of 1.5 3.0cm of described fin structure longest edge, described laying salt discharge hidden pipe step, the spacing of burying underground of described salt discharge hidden pipe is 100 150cm cm, and the degree of depth is 140 150cm；Present invention also offers the application in the improvement of a kind of hidden pipe salt discharge method soda alkaline land northeastward；The hidden pipe salt discharge method of the present invention, after improveing 1 year, the soluble carbonate salt content in soil reduces to 0.09 0.12 cmol/kg, and it is 22.1 31.0% that water stablizes aggregate amounts.
Description
Technical field
The present invention relates to a kind of hidden pipe salt discharge method and the application in alkaline land improving thereof, be specifically related to a kind of hidden pipe row
Application in salt method and northeastward soda alkaline land improvement, belongs to salt-soda soil quick desalination, improving technology field.
Background technology
Salt-soda soil is a kind of salt aggregation, refers to that salinity contained inside soil has influence on the normal raw of crop
Long, according to UNESCO and food and agricultural organization's incomplete statistics, the area in salt-soda soil, the whole world is 9.5438 hundred million hectares,
Wherein China is 99,130,000 hectares.China's alkaline earth and the formation of alkali-affected soil, major part is relevant with the accumulation of Carbonates In Soil,
Thus basicity is the highest, serious salt affected soil regional plant is little to existence.
Northeast is one of region that the soil salinization is the most serious, and saline soil ground area is up to 288.2 ten thousand hm, due to east
The salt-soda soil in backlands district is that low-lying lake region deposition forms, and soil salinity and alkalinity is higher, soil salinity and alkalinity near the most existing lake
The highest.Salinization soil based on Daqing Area belongs to salinisation soil, be characterized in pH value more than 8, NaHCO3、
Na2CO3Content is the highest, and toxicity is big.Daqing Area salinized soil all belongs to inland-type salinized soil, including solonchak, alkaline earth, subsoil water and
Surface water major part is fresh water and weak mineralized water, and salinity is generally less than 3g/L, and river is usually no more than 0.25g/L.
Drainage of salt is one of indispensable major measure of Saline-alkali Field Control, it then follows " salt comes with water, and salt is with water
Go " the natural law.
Hidden pipe salt discharge technology is in underground certain depth by the pipe laying with hole, wait irrigating or importing pipe after rainfall
The moisture in road, or the most directly import subsoil water in pipeline, discharge soil by pipeline, take away salinity, play improvement
The purpose in salt-soda soil.
At present, existing salt discharge method is primarily present following defect:
(1) existing salt discharge method, is reducing the soil conductivity in salt-soda soil, soluble carbonate salt content, alkalization of soils degree
Effect is the most notable；
(2) existing salt discharge method, stablizes aggregate (> 0.25mm to water in soil) the raising effect of content is inconspicuous；
After by existing salt discharge method salt-soda soil carried out the improvement of a year, the salt-soda soil after improvement plants trees:
(3) the ailanthus altissima (mill.) swingle survival rate planted is low；
(4) dry wood proportion is low；
(5) degree reducing damping-off yield is low.
Summary of the invention
The present invention solves above technical problem, it is provided that a kind of hidden pipe salt discharge method and northeastward soda alkaline land improvement
In application, to realize following goal of the invention:
(1) the hidden pipe salt discharge method of the present invention, it is possible to reduce the soil conductivity in salt-soda soil；
(2) the hidden pipe salt discharge method of the present invention, it is possible to be substantially reduced soluble carbonate salt content in alkaline land soil；
(3) the hidden pipe salt discharge method of the present invention, can improve water in alkaline land soil and stablize aggregate (> 0.25mm) content；
(4) the hidden pipe salt discharge method of the present invention, can reduce alkalization of soils degree；
After the hidden pipe salt discharge method using the present invention has carried out the improvement of a year to salt-soda soil, the salt-soda soil after improvement is planted
Trees:
(5) survival rate of plantation trees is improved；
(6) dry wood proportion is improved；
(7) yield of trees damping-off it is substantially reduced.
For solving above technical problem, the technical solution used in the present invention is as follows:
A kind of hidden pipe salt discharge method, including selecting salt discharge hidden pipe step, laying salt discharge hidden pipe step and dig desilting ditch step.
The following is and the further of technique scheme is improved:
Described selection salt discharge hidden pipe step, a width of 0.3-1.1mm of elongated water seepage hole, a length of 3.0-5.5 cm.
The a length of 1.5-3.0cm of described fin structure longest edge.
The spacing of burying underground of described salt discharge hidden pipe is 100-150cm, and the degree of depth is 140-150cm.
Described laying salt discharge hidden pipe step, the gradient is 2.1-3.5 °.
Described desilting ditch step of digging, described salt discharge hidden pipe distance bottom described desilting ditch is 50-65cm.
Described selection salt discharge hidden pipe step, the material of described hidden pipe, including HOPP, Low Density Polyethylene, silicic acid
Salt whisker, nanometer silver, ESCALOL 567, maleic acid dioctyltin, active carbon nanoparticles, antimony oxide,
Oleamide, citric acid tri butyl ester, asbestos, pentaerythritol tetrathioglycollate, hydroxy stearic acid calcium.
The material of described hidden pipe, by weight, including HOPP 55-70 part, Low Density Polyethylene 40-60 part, silicon
Hydrochlorate whisker 16-22 part, nanometer silver 0.6-1.3 part, ESCALOL 567 3.1-4.5 part, maleic acid two are the most pungent
Base stannum 0.02-0.1 part, active carbon nanoparticles 0.3-1.2 part, antimony oxide 1-6 part, oleamide 12-18 part, citric acid tri butyl ester
6-13 part, asbestos 15-21 part, pentaerythritol tetrathioglycollate 14-18 part, hydroxy stearic acid calcium 6-11 part.
The material of described hidden pipe, by weight, including HOPP 65 parts, Low Density Polyethylene 50 parts, silicate crystalline substance
Palpus 18 parts, nanometer silver 0.9 part, ESCALOL 567 3.8 parts, maleic acid dioctyltin 0.07 part, nanometer are lived
Property charcoal 0.8 part, antimony oxide 3.5 parts, oleamide 16 parts, citric acid tri butyl ester 8 parts, 17 parts of asbestos, pentaerythritol tetrathioglycollate 16
Part, hydroxy stearic acid calcium 8.5 parts.
A kind of application in hidden pipe salt discharge method soda alkaline land northeastward improvement, after improveing 1 year, solvable in soil
Acid carbonate content reduces to 0.09-0.12 cmol/kg, and it is 22.1-31.0% that water stablizes aggregate amounts.
Use above technical scheme, the invention have the benefit that
(1) the hidden pipe salt discharge method of the present invention, greatly reduces the soil conductivity in salt-soda soil, and soil conductivity reduces to 0.8-
2.1 ds.m-1；
(2) the hidden pipe salt discharge method of the present invention, greatly reduces soluble carbonate salt content in alkaline land soil, solubility carbonic acid
Salt content reduces to 0.07-0.12 cmol/kg；
(3) the hidden pipe salt discharge method of the present invention, improves water in alkaline land soil and stablizes aggregate (> 0.25mm) content, water is steady
Determine aggregate (> 0.25mm) content is 22.1-33.0%；
(4) the hidden pipe salt discharge method of the present invention, reduces alkalization of soils degree, and alkalization of soils degree ESP is 6.2-9.7%；
After the hidden pipe salt discharge method using the present invention has carried out the improvement of a year to salt-soda soil, the salt-soda soil after improvement is planted
Trees:
(5) improve the survival rate of plantation, the ailanthus altissima (mill.) swingle of plantation, survival rate is 88.7-94.8%；
(6) improve dry wood proportion, after planting 2 years, dry wood is than the 0.61-0.73 g/cm that weighs3；
(7) greatly reducing damping-off yield, damping-off yield reduces to 0.01-0.13%.
Detailed description of the invention
Hereinafter the preferred embodiments of the present invention are illustrated, it will be appreciated that preferred embodiment described herein is only used
In the description and interpretation present invention, it is not intended to limit the present invention.
1 one kinds of salt discharge hidden pipes of embodiment
Described salt discharge hidden pipe, by weight, including following components:
HOPP 55 parts, Low Density Polyethylene 40 parts, silicate whisker 16 parts, nanometer silver 0.6 part, 2-hydroxyl-4-methoxy
Base benzophenone 3.1 parts, maleic acid dioctyltin 0.02 part, active carbon nanoparticles 0.3 part, antimony oxide 1 part, oleamide 12
Part, citric acid tri butyl ester 6 parts, 15 parts of asbestos, pentaerythritol tetrathioglycollate 14 parts, hydroxy stearic acid calcium 6 parts.
2 one kinds of salt discharge hidden pipes of embodiment
Described salt discharge hidden pipe, by weight, including following components:
HOPP 65 parts, Low Density Polyethylene 50 parts, silicate whisker 18 parts, nanometer silver 0.9 part, 2-hydroxyl-4-methoxy
Base benzophenone 3.8 parts, maleic acid dioctyltin 0.07 part, active carbon nanoparticles 0.8 part, antimony oxide 3.5 parts, oleamide
16 parts, citric acid tri butyl ester 8 parts, 17 parts of asbestos, pentaerythritol tetrathioglycollate 16 parts, hydroxy stearic acid calcium 8.5 parts.
3 one kinds of salt discharge hidden pipes of embodiment
Described salt discharge hidden pipe, by weight, including following components:
HOPP 70 parts, Low Density Polyethylene 60 parts, silicate whisker 22 parts, nanometer silver 1.3 parts, 2-hydroxyl-4-methoxy
Base benzophenone 4.5 parts, maleic acid dioctyltin 0.1 part, active carbon nanoparticles 1.2 parts, antimony oxide 6 parts, oleamide 18
Part, citric acid tri butyl ester 13 parts, 21 parts of asbestos, pentaerythritol tetrathioglycollate 18 parts, hydroxy stearic acid calcium 11 parts.
Table 1 is the performance test results carrying out salt discharge hidden pipe described in embodiment 1-embodiment 3
From above-mentioned result of the test, the performance of the salt discharge hidden pipe described in embodiment 2 is optimal, and embodiment 2 is preferred embodiment.
4 one kinds of hidden pipe salt discharge methods of embodiment
Comprise the steps:
(1) select salt discharge hidden pipe: select tube wall both sides all with the hollow cylindrical corrugated tube of fin structure as salt discharge hidden pipe,
Described fin structure is positioned at outside place, corrugated tube axis horizontal plane and tube wall junction；
The described a diameter of 120mm of salt discharge hidden pipe；
Described fin structure is subtriangular along the cross section of salt discharge hidden pipe, and is inclined upwardly, between described fin structure
Angle α is 145 °, a length of 1.5cm of longest edge；
Described fin structure is connected outside described tube wall, and one-body molded；
Uniformly offering water seepage hole on the tube wall of corrugated tube, between two fin structures, the quantity of every meter of corrugated tube water seepage hole is
75, described water seepage hole is elongated water seepage hole, the described a width of 0.3mm of elongated water seepage hole, a length of 3.0cm；
The length of described elongated water seepage hole is consistent with the ripple direction on corrugated tube；
The material of described salt discharge hidden pipe, includes by weight: HOPP 65 parts, Low Density Polyethylene 50 parts, silicate are brilliant
Palpus 18 parts, nanometer silver 0.9 part, ESCALOL 567 3.8 parts, maleic acid dioctyltin 0.07 part, nanometer are lived
Property charcoal 0.8 part, antimony oxide 3.5 parts, oleamide 16 parts, citric acid tri butyl ester 8 parts, 17 parts of asbestos, pentaerythritol tetrathioglycollate 16
Part, hydroxy stearic acid calcium 8.5 parts.
(2) salt discharge hidden pipe is laid: be embedded in salt-soda soil as underground salt discharge hidden pipe by the corrugated tube chosen；Wherein,
The spacing of burying underground of described salt discharge hidden pipe is 100-150cm, and the gradient is 2.1-3.5 °, and the degree of depth is 140-150cm；
The degree of depth of described salt discharge hidden pipe is the depth of burying of every salt discharge hidden pipe midpoint；
Described salt discharge hidden pipe is connected with braiding channel；
Specifically, described salt discharge hidden pipe communicates with described braiding channel perpendicular quadrature, make irrigation water or natural precipitation dark by salt discharge
The salinity accumulated in alkaline land soil is discharged into braiding channel by pipe, to reach quick desalinization of soil by flooding or leaching draining purpose；
Described braiding channel width is 1.8-2.0m, and the degree of depth is 1.6m.
(3) desilting ditch is dug: again side shallower for the salt discharge hidden pipe buried underground in salt-soda soil being excavated deep 1.5m, width is 2.0m
Desilting ditch, and the entrance of the shallower side of salt discharge hidden pipe is stretched out furrow bank；
Described salt discharge hidden pipe distance bottom described desilting ditch is 50-65cm；
Then seal the mouth of pipe with plug, when having Sediment Siltation in buried underground salt discharge hidden pipe, open plug water pump and beat in pipe
Water or throw into dredging agent be carried out row become silted up.
Following embodiment 5-embodiment 9 is the optimization to hidden pipe salt discharge method a kind of described in embodiment 4, i.e. takes embodiment
The method of 4, only changes length and the length of elongated water seepage hole, the width of the fin structure longest edge of salt discharge hidden pipe in step (1),
Length and the length of elongated water seepage hole, width to fin structure longest edge do factorial analysis, use conventional method to salt-soda soil
Indices is measured.
(embodiment 5-is real for the factorial analysis of the length of table 2 fin structure longest edge and the length of elongated water seepage hole, width
Execute example 9)
Table is salt-soda soil indices measurement result (soil depth is 0-50cm) after 3 one years
Wherein, matched group 1 is for using common hidden pipe salt discharge method to carry out salt discharge, and other condition is identical with embodiment 4-embodiment 9.
Tested from above-mentioned factorial analysis, the best results of embodiment 7, be preferred embodiment, i.e. fin structure is the longest
The a length of 2.5cm on limit and a length of 4.5mm of elongated water seepage hole, width are 0.7mm.
Application in 10 1 kinds of hidden pipe salt discharge method soda alkaline land northeastward improvement of embodiment
The planting experiment of the present invention and effect
After the hidden pipe salt discharge method of the present inventor present invention has carried out the improvement of a year to salt-soda soil, after improvement
Plant ailanthus altissima (mill.) swingle on salt-soda soil, then carried out detecting and having done at data analysis to the indices of crop by conventional method
Reason.
Concrete test data is as follows:
The indices of the salt-soda soil long-term cropping after table 4 improvement
Wherein, matched group 2 is to use common hidden pipe salt discharge method to plant ailanthus altissima (mill.) swingle after same salt-soda soil carrying out salt discharge 1 year, its
Its condition is identical with embodiment 4-embodiment 9.
Except as otherwise noted, the percent employed in the present invention is percetage by weight, ratio of the present invention, all
For mass ratio.
Finally it is noted that the foregoing is only the preferred embodiments of the present invention, it is not limited to the present invention,
Although being described in detail the present invention with reference to previous embodiment, for a person skilled in the art, it still may be used
So that the technical scheme described in foregoing embodiments to be modified, or wherein portion of techniques feature is carried out equivalent.
All within the spirit and principles in the present invention, any modification, equivalent substitution and improvement etc. made, should be included in the present invention's
Within protection domain.
Claims (10)
1. a hidden pipe salt discharge method, it is characterised in that include selecting salt discharge hidden pipe step, laying salt discharge hidden pipe step and dig clear
Silt ditch step.
A kind of hidden pipe salt discharge method the most according to claim 1, it is characterised in that described selection salt discharge hidden pipe step is long
The a width of 0.3-1.1mm of shape water seepage hole, a length of 3.0-5.5 cm.
A kind of hidden pipe salt discharge method the most according to claim 1, it is characterised in that described selection salt discharge hidden pipe step, institute
State a length of 1.5-3.0cm of fin structure longest edge.
A kind of hidden pipe salt discharge method the most according to claim 1, it is characterised in that described laying salt discharge hidden pipe step, institute
The spacing of burying underground stating salt discharge hidden pipe is 100-150cm, and the degree of depth is 140-150cm.
A kind of hidden pipe salt discharge method the most according to claim 1, it is characterised in that described laying salt discharge hidden pipe step, slope
Degree is for 2.1-3.5 °.
A kind of hidden pipe salt discharge method the most according to claim 1, it is characterised in that described in dig desilting ditch step, described row
Salt hidden pipe distance bottom described desilting ditch is 50-65cm.
A kind of hidden pipe salt discharge method the most according to claim 1, it is characterised in that described selection salt discharge hidden pipe step, institute
State the material of hidden pipe, including HOPP, Low Density Polyethylene, silicate whisker, nanometer silver, 2-hydroxyl-4-methoxyl group two
Benzophenone, maleic acid dioctyltin, active carbon nanoparticles, antimony oxide, oleamide, citric acid tri butyl ester, asbestos, the four seasons penta
Four alcohol esters, hydroxy stearic acid calcium.
A kind of hidden pipe salt discharge method the most according to claim 7, it is characterised in that the material of described hidden pipe, by weight,
Including HOPP 55-70 part, Low Density Polyethylene 40-60 part, silicate whisker 16-22 part, nanometer silver 0.6-1.3 part,
ESCALOL 567 3.1-4.5 part, maleic acid dioctyltin 0.02-0.1 part, active carbon nanoparticles 0.3-1.2
Part, antimony oxide 1-6 part, oleamide 12-18 part, citric acid tri butyl ester 6-13 part, asbestos 15-21 part, pentaerythritol tetrathioglycollate
14-18 part, hydroxy stearic acid calcium 6-11 part.
A kind of hidden pipe salt discharge method the most according to claim 7, it is characterised in that the material of described hidden pipe, by weight,
Including HOPP 65 parts, Low Density Polyethylene 50 parts, silicate whisker 18 parts, nanometer silver 0.9 part, 2-hydroxyl-4-methoxy
Base benzophenone 3.8 parts, maleic acid dioctyltin 0.07 part, active carbon nanoparticles 0.8 part, antimony oxide 3.5 parts, oleamide
16 parts, citric acid tri butyl ester 8 parts, 17 parts of asbestos, pentaerythritol tetrathioglycollate 16 parts, hydroxy stearic acid calcium 8.5 parts.
10. the application in a hidden pipe salt discharge method soda alkaline land northeastward improvement, it is characterised in that after improveing a year, soil
Soluble carbonate salt content in earth reduces to 0.09-0.12 cmol/kg, and it is 22.1-31.0% that water stablizes aggregate amounts.
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107801439A (en) * | 2017-10-24 | 2018-03-16 | 潍坊友容实业有限公司 | Salt-soda soil self-cleaning type salt discharge network system |
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