CN106223400A - Feldspathic sandstone props up Watershed biomaterial binary coupling comprehensive processing method and system - Google Patents
Feldspathic sandstone props up Watershed biomaterial binary coupling comprehensive processing method and system Download PDFInfo
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- CN106223400A CN106223400A CN201610796323.5A CN201610796323A CN106223400A CN 106223400 A CN106223400 A CN 106223400A CN 201610796323 A CN201610796323 A CN 201610796323A CN 106223400 A CN106223400 A CN 106223400A
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B3/00—Methods or installations for obtaining or collecting drinking water or tap water
- E03B3/02—Methods or installations for obtaining or collecting drinking water or tap water from rain-water
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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
- A01G25/00—Watering gardens, fields, sports grounds or the like
- A01G25/16—Control of watering
- A01G25/167—Control by humidity of the soil itself or of devices simulating soil or of the atmosphere; Soil humidity sensors
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B13/00—Irrigation ditches, i.e. gravity flow, open channel water distribution systems
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/10—Collecting-tanks; Equalising-tanks for regulating the run-off; Laying-up basins
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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
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/108—Rainwater harvesting
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- Water Supply & Treatment (AREA)
- General Engineering & Computer Science (AREA)
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- Hydrology & Water Resources (AREA)
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- Environmental & Geological Engineering (AREA)
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Abstract
The invention belongs to the water and soil Treatment process field of Stands in Arsenic Sandstone Area, a kind of feldspathic sandstone of concrete offer props up Watershed biomaterial binary coupling comprehensive treatment system, including six space engineerings and space vegetation system, wherein slag blocking wall, check dam and the silt arrester in six space engineerings is made by material modified growth-promoting W OH material against corrosion.The present invention has also correspondingly provided and has used the comprehensive treatment system of the present invention that feldspathic sandstone props up the method that Watershed carries out comprehensive control.The comprehensive treatment system of the present invention uses vegetation is biological and growth-promoting material against corrosion combines, add space engineering technology, ultimately form the feldspathic sandstone Zhigou basin water-soil losing issue solution of a system, reach effect of integrated pest management stable, efficient, omnibearing.
Description
Technical field
The invention belongs to the water and soil Treatment process field of Stands in Arsenic Sandstone Area, be specifically related to a kind of feldspathic sandstone prop up Watershed biological-
Material binary coupling comprehensive processing method and system.
Background technology
A large amount of silt major parts of sediment deposit in channel bed both are from 1.88 ten thousand in coarse sediment concentrated region
Square kilometre, mainly it being covered in the semifinished product and glaze on Ordos, inner Mongolia plateau, this area is a kind of special geomorphological structure,
Red and white, it is mainly distributed on and borders on the region centered by district by Jin, Shaanxi and Inner Mongolia.Owing to earth's surface is exposed, add water erosion, erode and weight
Power corrodes and interacts, and causes the most serious local soil erosion, becomes the main source of Little Valleys In The Middle Reaches of The Yellow coarse sand.Feldspathic sandstone
Time anhydrous hard such as rock, meet soft one-tenth mud in water then very short time, wind erosion is serious simultaneously.Due to this area's breaking topography,
Dry, annual rainfall is less than 400mm, and vegetation is rare, and surface soil poor water retention property, ecosystem is the most fragile.Add
Local heavy rain is concentrated, and feldspathic sandstone is weak to water erosion, often causes the large area of feldspathic sandstone water and soil seriously to run off in rainy season.
At present, the water and soil control measures of Stands in Arsenic Sandstone Area is mainly conceded the land to forestry, is naturally repaired and artificial growth forest land.Many collection
In on Liang Maopo, less for the administering method in ditch slope, raceway groove, and lack the configuration skill in the whole different spaces of system
Art.But, in the channel system of Ding Gou slope, the feldspathic sandstone whole beam fourth of the twelve Earthly Branches, what rainwash, retrogressive erosion, sediment bypassing caused invades
Erosion interwoveness.At present, on ditch slope exposed seriously, by wind erosion, water erosion, mass erosion etc., often there is large-area feldspathic sandstone
Cave in phenomenon, there is no the governance approach of good economical rationality；And be at rainwater catchment in raceway groove, current often carry a large amount of mud
Sand drift is walked, and cannot form effectively interception, causes soil erosion.Engineering measure is not had, mouth in the raceway groove of less catchment area
The large-scale silt arrester of local laying cannot use for a long time due to the characteristic of local feldspathic sandstone.
The Chinese invention patent application of application number " 201510767480.9 ", discloses that " one is applicable to feldspathic sandstone rill
The growth-promoting binary stereoscopic configurations pattern against corrosion in territory ", have employed plantation vegetation, spray W-OH series macromolecular curing materials, laying
Flexible mesh and arrange the multiple technologies means such as overflow dam feldspathic sandstone small watershed carries out comprehensive control, achieves certain entering
Exhibition, but it still suffers from the defect such as inadequate system, regulation effect is the best, the ecology fragility easily collapse built.
The Chinese invention patent of the patent No. " 201410011052.9 ", discloses " a kind of feldspathic sandstone Methods in Slop Improvement method ",
Use the domatic method processed respectively for different gradient, in terms of domatic improvement, achieve certain progress, but
It it is its most unresolved feldspathic sandstone overall soil erosion problem of propping up Watershed.
In sum, a kind of can effectively, stable, system, omnibearing improvement feldspathic sandstone Zhigou basin water-soil problem
New technique is urgently developed.
Summary of the invention
In order to solve the problems referred to above that prior art exists, the invention provides a kind of feldspathic sandstone and prop up Watershed biology-material
Material binary coupling comprehensive treatment system.The comprehensive treatment system of the present invention uses vegetation is biological and growth-promoting material against corrosion is tied mutually
Close, add space engineering technology, ultimately form the feldspathic sandstone Zhigou basin water-soil losing issue solution of a system, reach
To effect of integrated pest management stable, efficient, omnibearing.The present invention has also correspondingly provided the comprehensive treatment system using the present invention
Feldspathic sandstone is propped up the method that Watershed carries out comprehensive control.
The technical solution adopted in the present invention is:
Present invention firstly provides a kind of feldspathic sandstone and prop up Watershed bio-material binary coupling comprehensive treatment system, including
Six space engineerings and space vegetation system:
Section 1 engineering: the Gou Po top setting propping up Watershed at feldspathic sandstone retains water storage canal, is retaining leaning on of water storage canal
The side on nearly ditch slope arranges and retains stalk；
Section 2 engineering: prop up mass erosion seriously area at the ditch slope of Watershed at feldspathic sandstone and slag blocking wall is set；
Section 3 engineering: prop up at feldspathic sandstone and at the capillary ditch outlet of Watershed, check dam is set；
Section 4 engineering: irrigation system, irrigates for space vegetation system carries out pouring；
Section 5 engineering: the Zhigou exit propping up Watershed at feldspathic sandstone arranges runoff and sediment observation station；
Section 6 engineering: prop up at feldspathic sandstone and arrange silt arrester on the tap drain of Watershed, described silt arrester is positioned at Zhigou outlet
The tap drain position of upstream, place；
Described space vegetation system includes: prop up at feldspathic sandstone the Pinus tabuliformis of the Gou Po slope topcross fork miscegenation of Watershed and Prunus armeniaca L.var.ansu Maxim.,
Fructus Hippophae Herba Caraganae intermediae and the buffalograss of plantation at the ditch slope of the gradient 35-70 degree propping up Watershed at feldspathic sandstone, prop up Watershed at feldspathic sandstone
The gradient less than the Radix Aneurolepidii of plantation at the ditch slope of 35 degree, prop up, at feldspathic sandstone, the bacterium glass ditch bottom of Watershed planted and retaining
The Herba Caraganae intermediae of plantation on stalk.
Preferably, described space vegetation system be additionally included in feldspathic sandstone prop up Watershed ditch bottom plantation by sand
Willow, Fructus Hippophae and the plant flexible dam of melilotus composition.
Preferably, in described Section 1 engineering: described in retain water storage canal and retain stalk be arranged at distance ditch slope push up
Position at 0.5 meter of portion's costa colpi line.Further, in described Section 1 engineering: described in retain the width of water storage canal be 0.5-1m,
The degree of depth is 0.5-1m.Further, in described Section 1 engineering: described in retain and one dash soil be set every 5m in water storage canal
The ridge, retaining the vertical dimension of water storage canal top edge described in the upper end distance of the described dash low bank of earth between fields is 10cm；Described retain water storage canal
In every 50m, one water cellar is set, the capacity of described water cellar is 5-10m3。
Preferably, in described Section 4 engineering, the water source of described irrigation system comes from described water cellar and described
Check dam.Further, in described Section 4 engineering: described irrigation system also includes automatic control system, described in automatically control and be
System detection soil moisture reaches to control described irrigation system during lowest critical value and irrigates described space vegetation system.
Preferably, in described Section 5 engineering: be provided with measurement runoff velocity in described runoff and sediment observation station
Portable Flow Velocity Meter, measure the Run-off soil water erosion of sediment charge in runoff and measure system and/or measure the runoff depth of water
Storm drain monitoring system.
Preferably, the gradient propping up Watershed at feldspathic sandstone is provided with growth-promoting against corrosion more than spraying at the ditch slope of 70 degree
W-OH material layer；Described slag blocking wall, described check dam and described silt arrester are made by growth-promoting W-OH material against corrosion.
The feldspathic sandstone provided in the aforementioned present invention props up the basis of Watershed bio-material binary coupling comprehensive treatment system
On, present invention also offers a kind of feldspathic sandstone and prop up Watershed bio-material binary coupling comprehensive processing method, described comprehensive control
Feldspathic sandstone is propped up Watershed and carries out comprehensive control, and described space by the method aforementioned comprehensive treatment system of the present invention of employing
Vegetation system props up the top, Gou Po slope of Watershed according to seeding row spacing 3m intersection miscegenation Pinus tabuliformis and Prunus armeniaca L.var.ansu Maxim. at feldspathic sandstone.
Discuss based on above scheme, the invention have the benefit that
First, the present invention by six space engineerings and the space vegetation system built, constitutes one completely system
Feldspathic sandstone Zhigou basin water-soil loss solution, it is possible to the stable water and soil problem that feldspathic sandstone props up Watershed rapidly and efficiently is entered
Row comprehensive control.
Secondly, arrange in the present invention retains water storage canal and can block small watershed slope and push up the water sand of shallower part and conflux,
The most significantly weaken the extremely strong strong mass erosion effect strongly washing away formation to ditch slope.
3rd, the feldspathic sandstone retained in water storage canal can be dug out stacking formation by the present invention and retain stalk, and then a step two
With, it is achieved that retain water storage canal and the synchronization retaining stalk is built, time saving and energy saving.
4th, the dash low bank of earth between fields set up in the present invention and water cellar cooperate, and in the case of having rainfall, rainfall converges into
Retain in water storage canal.Retain water storage canal can all be retained on the spot by the dash low bank of earth between fields by slope concentration when rainfall is little, with
Time can also to dam stalk on vegetation water；When rainfall is relatively big, when the water storage canal that dams has stored full, conflux the most permissible
Covering the dash low bank of earth between fields retained in water storage canal, continue to converge into water cellar, water cellar can all be collected and conflux, such that it is able to significantly drop
The low mass erosion impact due to slope concentration on ditch slope.
5th, in the present invention, height and the length of slag blocking wall can calculate according to mass erosion maximum possible, the present invention
In slag blocking wall can be made up of material modified growth-promoting W-OH material against corrosion, be very different compared with conventional building, this changes
Property material slag blocking wall can make ribbon or end of the bridge castellatus or arbitrary shape, combine together with local view, strengthen attractive in appearance
Property.
6th, in the present invention, slag blocking wall, check dam and silt arrester are made by material modified growth-promoting W-OH material against corrosion no matter
It is mechanical strength performance, resistance to water coefficient or decay resistance is all greatly enhanced, various construction criteria requirement can be met,
Have the longer cycle in service life, especially disclosure satisfy that the requirement building silt arrester to material.
7th, the gradient propping up Watershed in the present invention at feldspathic sandstone sprays growth-promoting W-OH material against corrosion more than at the ditch slope of 70 degree
Material forms growth-promoting W-OH material layer against corrosion, and then is possible to prevent precipitous domatic feldspathic sandstone to peel off the serious mass erosion formed,
Soil moisture can also be kept to promote vegetation growth simultaneously.
8th, this by space engineering, space vegetation system, modification by propping up Watershed laying at feldspathic sandstone in the present invention
After the omnibearing comprehensive control of different spaces that material is collectively forming, Stands in Arsenic Sandstone Area is propped up Watershed and just may be used within the time of 1 year
See preliminary comprehensive control effect, husky offer can be subtracted for downstream and strongly support.
Accompanying drawing explanation
Fig. 1 is the structural representation that the feldspathic sandstone in the present invention props up the coupling comprehensive control of Watershed bio-material binary.
In figure: 1 is tap drain；2 is silt arrester；3 is runoff and sediment observation station；4 is plant flexible dam；5 is capillary ditch；6 are
Check dam；7 is slag blocking wall；8 is weather station；9 is contrast community against corrosion；10 is Zhigou；11 is water cellar；12 plant for top, slope Pinus tabuliformis Prunus armeniaca L.var.ansu Maxim.
Quilt.
Detailed description of the invention
With specific embodiment, the present invention is further elaborated below in conjunction with the accompanying drawings.
If no special instructions, the term occurred in the present invention is all generally understood that in accordance with industry；In the present invention, selected instrument
Equipment and reagent raw material are all common commercially available prod；Heretofore described material modified " growth-promoting W-OH material against corrosion " passes through
With cooperation unit Southeast China University common purchase-transaction gained, this material modified application number submitted to as applicant in Southeast China University
The Chinese invention patent application of " 201410011052.9 " is also described, and can be bought by common commercially available transaction
Arrive.
Embodiment:
The present embodiment is with a feldspathic sandstone small watershed being in Ordos, inner Mongolia as object of study.Controlling of this small watershed
Reason includes several step.First First Year fully investigates the basic condition of this small watershed, walks topography and geomorphology, the raceway groove of small watershed
Carry out investigating and record to, the basic feature such as drainage area, vegetation growth situation, Schattenseite tailo, channel gradient on the regular payroll, and build
The construction offer basic document that two complete domatic communities of typical case are Second Year.Community is typically built as Liang Ge community side by side, use
Economically viable steel plate carries out enclosing.The width of community is respectively 5 meters wide, and the gradient of community and length are according to typical slope
Physical length is implemented, and extends about 5 meters the most outward at Po Dingchu.Two runoff collecting vessels it are provided with in the bottom of Liang Ge community,
The weight and volume of the runoff and sediment sample of whole community when can collect natural rainfall and mass erosion the most only occurs
Time silt weight and volume.One, this Liang Ge community is original cell, and another is for administering contrast community.Because original arsenic
The domatic mass erosion of sandstone is very serious, and in order to solve to observe such substantial amounts of mass erosion situation, the original of the present invention is not controlled
Than common runoff plots more accurately part, reason check plot is that the bottom iron sheet baffle plate of this erosion plot can be along with cunning
The increase of the feldspathic sandstone accumulation body fallen and increase at any time so that the feldspathic sandstone granule that slump gets off will not overflow original cell iron sheet
Outside framework, and then for accurate surveying mass erosion amount and form strong visualization contrast offer condition.Secondly, by community
Limit is installed soil moisture observation and is gathered distance transmission system and Portable Automatic Weather Station observation system collection basic data.The
Three, in this Zhigou small watershed exit construction, mouth is stood, the runoff and sediment data of this small watershed during observation Rainfall-runoff.Have
After the basic data of above First Year and data from investigation, Second Year can start large-scale comprehensive treatment of small watersheds.
After the preliminary basic data of First Year is studied and is grasped, the present embodiment have employed feldspathic sandstone prop up Watershed biological-
Material binary coupling comprehensive treatment system starts this small watershed is carried out comprehensive control, shown in Fig. 1, and arsenic described in the present embodiment
Sandstone props up Watershed bio-material binary coupling comprehensive treatment system and includes six space engineerings and space vegetation system: first
Item engineering: the Gou Po top setting propping up Watershed at feldspathic sandstone retains water storage canal, in the side on the close ditch slope retaining water storage canal
Setting retains stalk；Section 2 engineering: prop up mass erosion seriously area at the ditch slope of Watershed at feldspathic sandstone and slag blocking wall is set；3rd
Item engineering: prop up at feldspathic sandstone and at the capillary ditch outlet of Watershed, check dam is set；Section 4 engineering: irrigation system, for sky
Between vegetation system carry out pouring irrigate；Section 5 engineering: the Zhigou exit propping up Watershed at feldspathic sandstone arranges runoff and sediment sight
Survey station；Section 6 engineering: propping up at feldspathic sandstone and arrange silt arrester on the tap drain of Watershed, described silt arrester is positioned on Zhigou exit
The tap drain position of trip；Described space vegetation system includes: prop up at feldspathic sandstone the Gou Po slope topcross fork miscegenation of Watershed Pinus tabuliformis and
Prunus armeniaca L.var.ansu Maxim., the gradient 35-70 degree propping up Watershed at feldspathic sandstone ditch slope at the Fructus Hippophae Herba Caraganae intermediae of plantation and buffalograss, at feldspathic sandstone Zhigou
The gradient in basin less than the Radix Aneurolepidii of plantation at the ditch slope of 35 degree, feldspathic sandstone prop up the bacterium glass ditch bottom of Watershed planted and
Retain the Herba Caraganae intermediae of the upper plantation of stalk.Described space vegetation system be additionally included in feldspathic sandstone prop up Watershed ditch bottom plantation by sand
Willow, Fructus Hippophae and the plant flexible dam of melilotus composition.
In described Section 1 engineering: described in retain water storage canal and retain stalk and be arranged at 0.5 meter of distance Gou Po top costa colpi line
The position at place.The described width retaining water storage canal is 0.5-1m, and the degree of depth is 0.5-1m.Described retaining in water storage canal is arranged every 5m
One dash low bank of earth between fields, retaining the vertical dimension of water storage canal top edge described in the upper end distance of the described dash low bank of earth between fields is 10cm；Described
Arranging a water cellar every 50m in retaining water storage canal, the capacity of described water cellar is 5-10m3.In described Section 4 engineering, described
The water source of irrigation system comes from described water cellar and described check dam.Described irrigation system also includes automatic control system, described from
Autocontrol system detection soil moisture reaches to control described irrigation system during lowest critical value and enters described space vegetation system
Row is irrigated.
In described Section 5 engineering: be provided with the portable flow velocity measuring runoff velocity in described runoff and sediment observation station
Instrument, the storm drain of the Run-off soil water erosion measurement system and/or the measurement runoff depth of water measuring sediment charge in runoff are monitored
System.Prop up to spray at the gradient of the Watershed ditch slope more than 70 degree at feldspathic sandstone and be provided with growth-promoting W-OH material layer against corrosion；Described
Slag blocking wall, described check dam and described silt arrester are made by growth-promoting W-OH material against corrosion.Run-off soil used in the present embodiment
Earth water erosion measures system acquisition from point by group.
Use the feldspathic sandstone described in the present embodiment prop up Watershed bio-material binary coupling comprehensive treatment system start right
This small watershed carries out in the procedure of comprehensive control, controls to prop up Watershed at feldspathic sandstone in the vegetation system of described space simultaneously
Top, Gou Po slope is according to seeding row spacing 3m intersection miscegenation Pinus tabuliformis and Prunus armeniaca L.var.ansu Maxim..
The present invention is not limited to above-mentioned preferred forms, and anyone can show that under the enlightenment of the present invention other are various
The product of form, no matter but in its details, make any change, every have same as the present application or akin technical scheme,
Within all falling within protection scope of the present invention.
Claims (10)
1. a feldspathic sandstone props up Watershed bio-material binary coupling comprehensive treatment system, it is characterised in that include six spaces
Engineering and space vegetation system:
Section 1 engineering: the Gou Po top setting propping up Watershed at feldspathic sandstone retains water storage canal, is retaining the close ditch of water storage canal
The side on slope arranges and retains stalk；
Section 2 engineering: prop up mass erosion seriously area at the ditch slope of Watershed at feldspathic sandstone and slag blocking wall is set；
Section 3 engineering: prop up at feldspathic sandstone and at the capillary ditch outlet of Watershed, check dam is set；
Section 4 engineering: irrigation system, irrigates for space vegetation system carries out pouring；
Section 5 engineering: the Zhigou exit propping up Watershed at feldspathic sandstone arranges runoff and sediment observation station；
Section 6 engineering: propping up at feldspathic sandstone and arrange silt arrester on the tap drain of Watershed, described silt arrester is positioned on Zhigou exit
The tap drain position of trip；
Described space vegetation system includes: prop up the Pinus tabuliformis of the Gou Po slope topcross fork miscegenation of Watershed and Prunus armeniaca L.var.ansu Maxim. at feldspathic sandstone, at arsenic
Fructus Hippophae Herba Caraganae intermediae and the buffalograss of plantation at the ditch slope of the gradient 35-70 degree that sandstone props up Watershed, prop up the slope of Watershed at feldspathic sandstone
Degree is less than the Radix Aneurolepidii planted at the ditch slope of 35 degree, the bacterium glass of the ditch bottom plantation propping up Watershed at feldspathic sandstone and is retaining on stalk
The Herba Caraganae intermediae of plantation.
Comprehensive treatment system the most according to claim 1, it is characterised in that: described space vegetation system is additionally included in arsenic sand
The plant flexible dam being made up of Cortex Salicis Cheilophilae, Fructus Hippophae and melilotus of the ditch bottom plantation of petrous branch Watershed.
Comprehensive treatment system the most according to claim 1, it is characterised in that in described Section 1 engineering: described in retain storage
Water channel is arranged at the position at 0.5 meter of distance Gou Po top costa colpi line with retaining stalk.
Comprehensive treatment system the most according to claim 3, it is characterised in that in described Section 1 engineering: described in retain storage
The width of water channel is 0.5-1m, and the degree of depth is 0.5-1m.
Comprehensive treatment system the most according to claim 4, it is characterised in that: in described Section 1 engineering: described in retain storage
In water channel, one dash low bank of earth between fields is set every 5m, described in the upper end distance of the described dash low bank of earth between fields, retains the vertical of water storage canal top edge
Distance is 10cm；Described retaining arranges a water cellar every 50m in water storage canal, and the capacity of described water cellar is 5-10m3。
Comprehensive treatment system the most according to claim 5, it is characterised in that in described Section 4 engineering, described pouring system
The water source of system comes from described water cellar and described check dam.
Comprehensive treatment system the most according to claim 6, it is characterised in that in described Section 4 engineering: described pouring system
System also includes automatic control system, described automatic control system detection soil moisture reach to control during lowest critical value described in water
Described space vegetation system is irrigated by fill system.
Comprehensive treatment system the most according to claim 1, it is characterised in that in described Section 5 engineering: described runoff mud
It is provided with in husky observation station and measures the portable Flow Velocity Meter of runoff velocity, measure the Run-off soil water of sediment charge in runoff
The storm drain monitoring system of erosion measurement system and/or the measurement runoff depth of water.
Comprehensive treatment system the most according to claim 1, it is characterised in that: prop up the gradient of Watershed more than 70 at feldspathic sandstone
Spray at the ditch slope of degree and be provided with growth-promoting W-OH material layer against corrosion；Described slag blocking wall, described check dam and described silt arrester are by anti-
Erosion growth-promoting W-OH material is made.
10. a feldspathic sandstone props up Watershed bio-material binary coupling comprehensive processing method, it is characterised in that use right to want
Ask 1～9 arbitrary described comprehensive treatment systems that feldspathic sandstone props up Watershed to carry out in comprehensive control, and described space vegetation system
The top, Gou Po slope of Watershed is propped up according to seeding row spacing 3m intersection miscegenation Pinus tabuliformis and Prunus armeniaca L.var.ansu Maxim. at feldspathic sandstone.
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| CN108702890A (en) * | 2018-05-29 | 2018-10-26 | 黄河水利委员会黄河水利科学研究院 | One kind being suitable for Stands in Arsenic Sandstone Area slope surface process for comprehensively treating |
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