CN107268521A - A kind of biological habitat construction method in cold area's chiltern abrupt slope - Google Patents
A kind of biological habitat construction method in cold area's chiltern abrupt slope Download PDFInfo
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- CN107268521A CN107268521A CN201710682633.9A CN201710682633A CN107268521A CN 107268521 A CN107268521 A CN 107268521A CN 201710682633 A CN201710682633 A CN 201710682633A CN 107268521 A CN107268521 A CN 107268521A
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B3/00—Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
- E02B3/04—Structures or apparatus for, or methods of, protecting banks, coasts, or harbours
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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
- A01G17/00—Cultivation of hops, vines, fruit trees, or like trees
- A01G17/005—Cultivation methods
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B3/00—Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
- E02B3/04—Structures or apparatus for, or methods of, protecting banks, coasts, or harbours
- E02B3/12—Revetment of banks, dams, watercourses, or the like, e.g. the sea-floor
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- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Ocean & Marine Engineering (AREA)
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Abstract
The invention discloses a kind of biological habitat construction method in cold area's chiltern abrupt slope, comprise the following steps：First, domatic finishing；2nd, the solid bank of timber；3rd, layout willow grid；4th, dryland willow is planted；4th, arbor is planted.The present invention strengthens the solid native ability of its retaining by the technical system of " timber-fence-Liu Cong-Yushulin " quaternity, the quick vegetation cover degree for improving chiltern abrupt slope；Timber, luxuriant Liu Cong and Yushulin can provide roost for birds or amphibian, nest, hide oneself, seeking a spouse and foraging site；Willow root and the dense shade of willow trees can be provided for fish have a rest, take refuge, foraging site；The dead twigs and withered leaves of trees and rotten timber is the important sources of humus afterwards for many years, is benthon and aquatic insect provides food and diversified habitat, and then the distribution of influence aquatic insect indirectly.The inventive method is easy, and instant effect, cost is low, can be widely applied to the structure of the biological habitat in Songhua River Basin chiltern abrupt slope.
Description
Technical field
The present invention relates to a kind of biological habitat construction method in cold area's chiltern abrupt slope.
Background technology
In natural river wriggles evolution process, the bank slope of concave bank lower end washes away in the presence of certain, and often meeting self-assembling formation is steep
Slope.Abrupt slope is generally present in the section that compound river mountain area joins with Plain, is flowed in the Northeast of China especially Song Hua River
Domain is relatively conventional.Natural abrupt slope vegetation cover degree is high, and soil humic layer is thicker, as connection water body and the gallery of buffer strip, is
One of species source and biological most important habitat.However, Songhua River Basin is land-reclaimable and adopts sand activity in guarantee national food peace
Entirely, while promoting economy of Heilongjiang province development, the original Marsh Wetland of Riparian Zone is also destroyed, the Hydrology in river is changed
Power situation so that bank slope soil content increases, water and soil conservation is less able, Songhua River Basin bank slope is formd therefrom
Great representational chiltern abrupt slope in type.Chiltern abrupt slope is conserved water and soil ability in itself, adds increasingly serious artificial disturbance,
Abrupt slope and the Riparian Zone severe water and soil erosion being attached thereto, collapse on the bank phenomenon happen occasionally, and biological habitat is seriously damaged, from
And whole urban river ecosystem health is influenceed, and then threaten Three River Plain ecological safety.
For the national Ecological Civilization Construction of response and environment protection strategy demand, the Northeast comes into effect in Songhua River Basin
Large-scale Riparian Zone surrounding medium transformation and biological habitat protection engineering, but focus mostly in alluvial flat wetland.And some structures
Construction method employs the ecology bag involved great expense, ecological slope protection substrate etc., although having made diversified habitat for biology,
But because cost is higher and is unfavorable for being widely applied.At present, the biological habitat structure research in area chiltern abrupt slope is trembled with fear not
Sufficiently paid attention to, meanwhile, there is also certain room for improvement for region biology habitat recovery technology.The present invention uses for reference Europe
The achievement in research of developed country of U.S., with reference to the actual conditions of the Northeast, grid etc. are compiled using the solid bank of slope soil moved in improve the original, timber, withy is cut
Method, the problem of native ability is consolidated in the retaining for preferably solving chiltern side slope；They with slope on dryland willow and elm on the bank
Woods while soft shore protection, also provides suitable habitat for biology together.The achievable chiltern abrupt slope vegetation lid of the present invention
The fast quick-recovery of degree, improves the habitat quality of birds, fish and the amphibious monoid such as creep, and then improves the ecology on chiltern abrupt slope
Stability.
The content of the invention
The technical problem to be solved in the present invention is to provide a kind of biological habitat construction method in cold area's chiltern abrupt slope.
To solve the above problems, the present invention is adopted the following technical scheme that：
A kind of biological habitat construction method in cold area's chiltern abrupt slope, including following implementation steps：
1）Domatic finishing
In mid or late April, the chiltern abrupt slope for being intended to carry out biological habitat structure, the riverbank of looks according to as same fluvial facies are chosen
Band gradient average, while in view of the flood period peak level over nearly 10 years, using excavator by the gradient be reduced to 15 ~ 40 degree it
Between, it is then smooth domatic, placed on the bank while the original soil that slope has more will be repaiied in case using during dryland willow plantation；
2）The solid bank of timber
After the completion of domatic finishing, wriggle and spend along river channel natural, low water bit line up makes a call to 2 ~ 4 row's deal piles, timber spacing in river course
For 1.0 ~ 1.5 m, line-spacing is 1.0 ~ 3.0 m.The cm of timber diameter 8 ~ 10, the m of length 2.0, butt end upward, fine away by taper end, uses
Excavator is pressed into the m of side slope 1.0 ~ 1.2 with bank slope in 45° angle；
3）Dryland willow is planted
After the completion of piling, wide 30 ~ 40 cm, high 20 ~ 30 cm ditch are scraped out along timber, to transplant willow；Do not influenceing nature
In the case of habitat, take the native willow of band, soil from the same area abandoned channel or other stream side slopes after overcast and rainy or rain
Group diameter 20 ~ 60 cm, high 10 ~ 20 cm；Dig and plant, tread and continuously water 3 days after soil moved in improve the original；
4）Wicker compiles grid
Take the branch of the non-rudiment of willow, the willow grid of 50 ~ 80 cm length are compiled at 15 ° of angles to sufficient rattan of arranging in pairs or groups obliquely along timber bottom,
Guarantee wicker is under, rattan is upper；After willow grid are finished, the meadow soil or peat soil that organic matter is enriched be filled to willow grid and willow root it
Between, to reinforce bank band, while providing matrix for wicker growth；The depth of fill is on the basis of covering the root of plant dryland willow, and and willow
Grid are concordant；
5）Yushulin is planted
Vertical river course direction, plants the elm buffer zone that width is more than 18 meters on the coast；Elm chooses more than the cm's of the diameter of a cross-section of a tree trunk 1.3 meters above the ground 3
Sapling, and have no mechanical damage and pest and disease damage, transplanted before non-rudiment at the beginning of 4 months；Limb, root system are trimmed before plantation,
Smear callus corrosion prevention film in wound；Place appropriate native in the cm of the cm of planting hole elder generation length and width a height of 40 cm × 40 × 30, cave and ram
It is real, to ensure that planting hole has preferable water holding capacity；The seeding row spacing of elm is designed as the m of 2.3 m × 2.3, i.e., 126 plants/acre；Plant
It is afterwards that soil pressure is real, it need to accomplish not do when watering not pouring, pour, irrigate, forbid soil ponding；
After the completion of Overall Steps, fence and place warning sign to prevent livestock gnaw trample and the mankind sabotage.
Preferably, step 1）In same fluvial facies as looks Riparian Zone gradient average, newest high accuracy can be passed through
Remote sensing image is interpreted, and the flood period peak level over nearly 10 years can be asked for local hydrometric station.
Preferably, step 2）In timber, it is recyclable it is local be used for the discarded pine frame of building construction, according to corresponding skill
Art parameter carries out interception sharpening, cost-effective at utmost to reduce the destruction to environment；Timber line number, can be according to side slope
Length-flexible is determined；And when using excavator piling, the adjustment of thickness degree can be frozen according to side slope according to pressing depth.
Preferably, step 2）In timber, water front timber should be in more than the cm of low water bit line 30, and the second row is in ordinary water level
On line, the third line timber is on abundance of water bit line.
Preferably, step 3）The willow of middle transplanting, need to be the local dryland willow such as Songjiang willow, crimping willow of growth naturally；It is anti-
Only transpiration is excessively strong, and watering need to be carried out in the dusk, while to the appropriate debranching of willow, the withy of removal can be used for step 3
Volume grid.
Preferably, step 3）The willow line number of middle transplanting, it is consistent with timber line number depending on length of slope；Ordinary circumstance
Under, willow line-spacing is 1.5 ~ 2.0 m.
The present invention quickly improves abrupt slope by the technical system of " timber-fence-Liu Cong-Yushulin " quaternity
Vegetation cover degree, the solid native ability of retaining on enhancing abrupt slope；Timber, luxuriant Liu Cong and Yushulin can be that birds or amphibian provide
Roost, nest, hide oneself, seeking a spouse and foraging site；Willow root and the dense shade of willow trees can be provided for fish have a rest, take refuge, foraging site；
The dead twigs and withered leaves of trees and the timber rotted afterwards for many years are the important sources of humus, are that benthon and aquatic insect provide food
Thing and diversified habitat, and then the distribution of aquatic insect is influenceed indirectly；The flowers and plants that Liu Cong and the woods and natural deduction go out
Attract insect aggregation procreation, the food source of abundance is provided for aquatile, and then also influence shoal of fish species and population density
Spatial distribution.The inventive method is easy, and instant effect, cost is low, can be widely applied to Songhua River Basin chiltern abrupt slope biology and perches
The structure on ground.
The beneficial effects of the invention are as follows：
Timber in the present invention, compile rattan, wicker used in grid etc. and gather materials on the spot, and based on the obsolete material of recovery, solid
While bank bank protection, environmental benefit is good.
The present invention may be such that the erosion earth volume on chiltern abrupt slope is substantially reduced, and side slope vegetation cover degree reaches more than 90%, birds
It is obviously improved with the habitat quality of amphibian.
The biological habitat constructing plan of quaternity, is easy to fish and birds again while fixing of soil and conservation of water in the present invention
Nest, look for food or take refuge；Yushulin and Liu Congke the formation buffer strip ecology corridor of plantation, its dead twigs and withered leaves both increased in soil
The content of organic matter, provides border of dwelling for terrestrial insect again, is favorably improved stability of the river waterfront with the ecosystem.
Simple and easy to do, instant effect of the invention, cost is low and management is easy, can be widely applied to Songhua River Basin chiltern abrupt slope
The structure of biological habitat.
Embodiment
The preferred embodiments of the present invention are described in detail below so that advantages and features of the invention can be easier to by
It will be appreciated by those skilled in the art that apparent clearly being defined so as to be made to protection scope of the present invention.
A kind of biological habitat construction method in cold area's chiltern abrupt slope, including following implementation steps：
1）Domatic finishing
In mid or late April, the chiltern abrupt slope for being intended to carry out biological habitat structure, the riverbank of looks according to as same fluvial facies are chosen
Band gradient average, while in view of the flood period peak level over nearly 10 years, using excavator by the gradient be reduced to 15 ~ 40 degree it
Between, it is then smooth domatic, placed on the bank while the original soil that slope has more will be repaiied in case using during dryland willow plantation；
2）The solid bank of timber
After the completion of domatic finishing, wriggle and spend along river channel natural, low water bit line up makes a call to 2 ~ 4 row's deal piles, timber spacing in river course
For 1.0 ~ 1.5 m, line-spacing is 1.0 ~ 3.0 m.The cm of timber diameter 8 ~ 10, the m of length 2.0, butt end upward, fine away by taper end, uses
Excavator is pressed into the m of side slope 1.0 ~ 1.2 with bank slope in 45° angle；
3）Dryland willow is planted
After the completion of piling, wide 30 ~ 40 cm, high 20 ~ 30 cm ditch are scraped out along timber, to transplant willow；Do not influenceing nature
In the case of habitat, take the native willow of band, soil from the same area abandoned channel or other stream side slopes after overcast and rainy or rain
Group diameter 20 ~ 60 cm, high 10 ~ 20 cm；Dig and plant, tread and continuously water 3 days after soil moved in improve the original；
4）Wicker compiles grid
Take the branch of the non-rudiment of willow, the willow grid of 50 ~ 80 cm length are compiled at 15 ° of angles to sufficient rattan of arranging in pairs or groups obliquely along timber bottom,
Guarantee wicker is under, rattan is upper；After willow grid are finished, the meadow soil or peat soil that organic matter is enriched be filled to willow grid and willow root it
Between, to reinforce bank band, while providing matrix for wicker growth；The depth of fill is on the basis of covering the root of plant dryland willow, and and willow
Grid are concordant；
5）Yushulin is planted
Vertical river course direction, plants the elm buffer zone that width is more than 18 meters on the coast；Elm chooses more than the cm's of the diameter of a cross-section of a tree trunk 1.3 meters above the ground 3
Sapling, and have no mechanical damage and pest and disease damage, transplanted before non-rudiment at the beginning of 4 months；Limb, root system are trimmed before plantation,
Smear callus corrosion prevention film in wound；Place appropriate native in the cm of the cm of planting hole elder generation length and width a height of 40 cm × 40 × 30, cave and ram
It is real, to ensure that planting hole has preferable water holding capacity；The seeding row spacing of elm is designed as the m of 2.3 m × 2.3, i.e., 126 plants/acre；Plant
It is afterwards that soil pressure is real, it need to accomplish not do when watering not pouring, pour, irrigate, forbid soil ponding；
After the completion of Overall Steps, fence and place warning sign to prevent livestock gnaw trample and the mankind sabotage.
Preferably, step 1）In same fluvial facies as looks Riparian Zone gradient average, newest high accuracy can be passed through
Remote sensing image is interpreted, and the flood period peak level over nearly 10 years can be asked for local hydrometric station.
Preferably, step 2）In timber, it is recyclable it is local be used for the discarded pine frame of building construction, according to corresponding skill
Art parameter carries out interception sharpening, cost-effective at utmost to reduce the destruction to environment；Timber line number, can be according to side slope
Length-flexible is determined；And when using excavator piling, the adjustment of thickness degree can be frozen according to side slope according to pressing depth.
Preferably, step 2）In timber, water front timber should be in more than the cm of low water bit line 30, and the second row is in ordinary water level
On line, the third line timber is on abundance of water bit line.
Preferably, step 3）The willow of middle transplanting, need to be the local dryland willow such as Songjiang willow, crimping willow of growth naturally；It is anti-
Only transpiration is excessively strong, and watering need to be carried out in the dusk, while to the appropriate debranching of willow, the withy of removal can be used for step 3
Volume grid.
Preferably, step 3）The willow line number of middle transplanting, it is consistent with timber line number depending on length of slope；Ordinary circumstance
Under, willow line-spacing is 1.5 ~ 2.0 m.
Embodiment 1
The specific of the present invention is carried out by taking the chiltern abrupt slope of Heilongjiang Province Song Hua River one-level tributary Chinese parasol tree river left bank section as an example below to retouch
State.
Chiltern abrupt slope is located at Chinese parasol tree river S101 bridges north side left bank, 120 meters of the whole audience.The section in bridge construction process by
Engineering construction influence, Riparian Zone forest land destroy totally, and bridge build after the completion of natural deduction Weeds meadow throughout the year by
Interference is herded, the water and soil conservation ability of Riparian Zone is poor.The natural trample washed away plus livestock of river causes collapse on the bank, soil spot
Block large area is exposed, and biological habitat quality is poor.For problem above, researcher start in mid or late April, 2017 into
The construction that row abrupt slope biology habitat is built.Comprise the following steps that：
（1）Domatic finishing
In mid-April, the Riparian Zone gradient average of looks according to as Chinese parasol tree river facies, while in view of the flood period over nearly 10 years most
High water level, 35 ~ 40 degree are reduced to and smooth domatic using excavator by the gradient.
（2）The solid bank of timber
After the completion of domatic finishing, wriggle and spend along river channel natural, low water bit line up makes a call to 3 row's deal piles in river course, and timber spacing is
1.0 m, line-spacing is 1.0-1.5 m.The cm of timber diameter 10, the m of length 2.0, butt end upward, fine away, and is pressed using excavator by taper end
It is pressed into 1.0 ~ 1.2 meters of side slope.Water front first row timber elevation is 30 cm on low water bit line, and second row is at normal water line
（1.0 rice）, the 3rd row is at abundance of water bit line（1.8 meters or so）
（3）Dryland willow is planted
Wide 30 ~ 40 cm, high 20 ~ 30 cm ditch are scraped out along timber, to transplant willow.Do not influenceing the situation of natural habitat
Under, take Songjiang willow and crimping willow with soil, mass of soil diameter 20 ~ 40 from downstream abandoned channel side slope after overcast and rainy or rain
Cm, high 10 ~ 20 cm.Dig and plant, tread and continuously water 3 days after soil moved in improve the original.Willow line-spacing is consistent with timber spacing.
（4）Wicker compiles grid
The branch of the non-rudiment of willow is taken, the rattan or wicker for arranging in pairs or groups sufficient compile about 50 ~ 70 cm along timber bottom up, it is ensured that willow
Bar is under, and rattan or timber are upper.After willow grid are finished, the original soil of side slope is backfilled between fence and abrupt slope, to reinforce bank band,
Simultaneously matrix is provided for wicker growth.
（5）Yushulin is planted
Vertical river course direction on the coast, starts to plant the elm buffer zone that width is about 19 m at the m of bank slope 2.0, and altogether 8
400 plants of row.More than the cm of the diameter of a cross-section of a tree trunk 1.3 meters above the ground 3 sapling is chosen from local nursery base, and has no mechanical damage and is transplanted with pest and disease damage.
Limb, root system are trimmed before plantation, callus corrosion prevention film is smeared in wound.In addition to no pesticide grown and fertilizer, plant and maintenance
Mode with general afforestation.
In June, 2017, the area rainfall day after day of Bao Quan ridges, maximum amount of daily precipitation is more than 50 mm, the water level of abrupt slope position
Line improves 1.0 m or so than dry season.After this wet season, according to on-site inspection result, the water and soil conservation ability on abrupt slope is bright
Aobvious lifting, it is about the 1/10 of the similar abrupt slope in downstream to corrode earth volume；Vegetation cover degree is significantly improved, from June, 2016<5% carries
Rise to 2017 more than 90%；The appearance of veil and increasing for food source contribute to lifting birds and amphibian to perch
The quality on ground, 10/m of the blackspot side pleat frog tadpole amount from June, 2016 in the pod at 3 meters of abrupt slope2Increase to
55/the m in June, 20172；The association pasture and water that timber, intensive willow root and natural deduction go out slow down water velocity, and to dwell
This aquatic insect and fish is occupy there is provided spawning ground and abundant food source, insect naiad and fish-egg amount were from 2016 7
0 of the moon（Grain）/m2Increase to 60 of in July, 2017（Grain）/m2Left and right.As can be seen here, this method spends small, instant effect, letter
Easy row, is suitable for promoting the use of in the similar landforms in the full basin in Song Hua River.
General principle, principal character and the advantages of the present invention of the present invention has been shown and described above.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the simply explanation described in above-described embodiment and specification is originally
The principle of invention, various changes and modifications of the present invention are possible without departing from the spirit and scope of the present invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent is defined.
Claims (6)
1. a kind of biological habitat construction method in cold area's chiltern abrupt slope, it is characterised in that：Including following implementation steps：
1）Domatic finishing
In mid or late April, the chiltern abrupt slope for being intended to carry out biological habitat structure, the riverbank of looks according to as same fluvial facies are chosen
Band gradient average, while in view of the flood period peak level over nearly 10 years, using excavator by the gradient be reduced to 15 ~ 40 degree it
Between, it is then smooth domatic, placed on the bank while the original soil that slope has more will be repaiied in case using during dryland willow plantation；
2）The solid bank of timber
After the completion of domatic finishing, wriggle and spend along river channel natural, low water bit line up makes a call to 2 ~ 4 row's deal piles, timber spacing in river course
For 1.0 ~ 1.5 m, line-spacing is 1.0 ~ 3.0 m,
The cm of timber diameter 8 ~ 10, the m of length 2.0, butt end upward, fine away, and is pressed into using excavator with bank slope in 45° angle by taper end
The m of side slope 1.0 ~ 1.2；
3）Dryland willow is planted
After the completion of piling, wide 30 ~ 40 cm, high 20 ~ 30 cm ditch are scraped out along timber, to transplant willow；Do not influenceing nature
In the case of habitat, take the native willow of band, soil from the same area abandoned channel or other stream side slopes after overcast and rainy or rain
Group diameter 20 ~ 60 cm, high 10 ~ 20 cm；Dig and plant, tread and continuously water 3 days after soil moved in improve the original；
4）Wicker compiles grid
Take the branch of the non-rudiment of willow, the willow grid of 50 ~ 80 cm length are compiled at 15 ° of angles to sufficient rattan of arranging in pairs or groups obliquely along timber bottom,
Guarantee wicker is under, rattan is upper；After willow grid are finished, the meadow soil or peat soil that organic matter is enriched be filled to willow grid and willow root it
Between, to reinforce bank band, while providing matrix for wicker growth；The depth of fill is on the basis of covering the root of plant dryland willow, and and willow
Grid are concordant；
5）Yushulin is planted
Vertical river course direction, plants the elm buffer zone that width is more than 18 meters on the coast；Elm chooses more than the cm's of the diameter of a cross-section of a tree trunk 1.3 meters above the ground 3
Sapling, and have no mechanical damage and pest and disease damage, transplanted before non-rudiment at the beginning of 4 months；Limb, root system are trimmed before plantation,
Smear callus corrosion prevention film in wound；Place appropriate native in the cm of the cm of planting hole elder generation length and width a height of 40 cm × 40 × 30, cave and ram
It is real, to ensure that planting hole has preferable water holding capacity；The seeding row spacing of elm is designed as the m of 2.3 m × 2.3, i.e., 126 plants/acre；Plant
It is afterwards that soil pressure is real, it need to accomplish not do when watering not pouring, pour, irrigate, forbid soil ponding；
After the completion of Overall Steps, fence and place warning sign to prevent livestock gnaw trample and the mankind sabotage.
2. the biological habitat construction method in cold area's chiltern abrupt slope according to claim 1, it is characterised in that：Step 1）In
The Riparian Zone gradient average of looks as same fluvial facies, can be interpreted by newest high-precision remote sensing image, and nearly 10 years
The flood period peak level come can be asked for local hydrometric station.
3. the biological habitat construction method in cold area's chiltern abrupt slope according to claim 1, it is characterised in that：Step 2）In
Timber, the recyclable local discarded pine frame for building construction, carries out interception sharpening, with maximum according to corresponding technical parameter
Degree reduces the destruction to environment, cost-effective；Timber line number, can be determined according to the length-flexible of side slope；And use excavator
During piling, the adjustment of thickness degree can be frozen according to side slope according to pressing depth.
4. the biological habitat construction method in cold area's chiltern abrupt slope according to claim 1, it is characterised in that：Step 2）In
Timber, water front timber should be in more than the cm of low water bit line 30, and the second row is on normal water line, and the third line timber is in abundance of water bit line
On.
5. the biological habitat construction method in cold area's chiltern abrupt slope according to claim 1, it is characterised in that：Step 3）It is middle to move
The willow of cultivation, need to be the local dryland willow such as Songjiang willow, crimping willow of growth naturally；To prevent transpiration excessively strong, watering needs
Carried out in the dusk, while to the appropriate debranching of willow, the withy of removal can be used for the volume grid of step 3.
6. the biological habitat construction method in cold area's chiltern abrupt slope according to claim 1, it is characterised in that：Step 3）It is middle to move
The willow line number of cultivation, it is consistent with timber line number depending on length of slope；Generally, willow line-spacing is 1.5 ~ 2.0 m.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108377938A (en) * | 2018-03-02 | 2018-08-10 | 中国环境科学研究院 | Lei Shi lampreys habitat construction method |
| CN115110471A (en) * | 2022-06-08 | 2022-09-27 | 青岛冠中生态股份有限公司 | High-altitude desertification valley ecological restoration method based on biodiversity improvement |
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| CN108377938A (en) * | 2018-03-02 | 2018-08-10 | 中国环境科学研究院 | Lei Shi lampreys habitat construction method |
| CN115110471A (en) * | 2022-06-08 | 2022-09-27 | 青岛冠中生态股份有限公司 | High-altitude desertification valley ecological restoration method based on biodiversity improvement |
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