CN103814792A - Arctic-alpine sandy area vegetation recovery comprehensive treatment method - Google Patents
Arctic-alpine sandy area vegetation recovery comprehensive treatment method Download PDFInfo
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- CN103814792A CN103814792A CN201410054404.9A CN201410054404A CN103814792A CN 103814792 A CN103814792 A CN 103814792A CN 201410054404 A CN201410054404 A CN 201410054404A CN 103814792 A CN103814792 A CN 103814792A
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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
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- Y02P60/40—Afforestation or reforestation
Abstract
The invention provides an arctic-alpine sandy area vegetation recovery comprehensive treatment method. After materials are prepared, the method includes, performing one in 1 to 4 steps; 1, performing deep planting afforestation; 2, arranging a sand barrier, and performing deep planting afforestation in the arranged sand barrier; 3, arranging a sand barrier, and performing direct seeding afforestation in the arranged sand barrier; 4, after arranging a sand barrier, performing deep planting afforestation and direct seeding afforestation in the arranged sand barrier. Material preparation means preparing afforesting seedlings and sand barrier materials; direct seeding afforestation includes in the arranged sand barrier, after rain, timely seeding Artemisia and/or Caragana as soon as possible in a manners of spot seeding or broadcast seeding and single seeding or mixed seeding; deep planting afforestation includes soaking Salix cheilophila branches, and digging one deep hole and planting one Salix cheilophila branch. In arctic-alpine sandy area, mechanical sand fixation and biological sand fixation are combined, a vegetation recovery comprehensive technology combines cutting and direct seeding afforestation under the non-irrigation condition, and the method is one of the most effective manners of optimizing sandy area ecological environment.
Description
Technical field
The present invention relates to a kind of high and cold husky district's revegetation comprehensive processing method.
Background technology
The husky district of Qinghai alpine is that China's desertification endangers one of serious area.Sand control experiment station of Qinghai Province started to carry out a series of Desertification Control work in Gonghe County Shazhuyu region, Qinghai Province in 1958, some effective high and cold husky district's revegetation complex arts are summed up, and promote successful governance model and experience in Qinghai Province, produce positive drive and radiation effects.
High and cold husky district precipitation is few, and dust storm is large, under such adverse circumstances on sand dune () afforestation, survival rate and the rate of growing into forest are technical difficult problems.Afforestation before often adopts bareroot seedling or these two kinds of measures of mechanical sand fixation.Exposed root and shoot forestation technology growing-seedling period is long, purchase that seedling cost is high, the difficulty of planting is large, storage rate is low, is not suitable for promoting the use of in high and cold husky district for a long time.Mechanical sand fixation measure adopts the materials such as wheat straw, clay, straw rope, chad, nylon wire and PVC woven bag to do sand-protecting barrier, can reach in a short time the object of fixing active dune, but its useful effect time limit is short, in conjunction with the best sand control effect of sand consolidation with biologic measure competence exertion.
Summary of the invention
The object of this invention is to provide a kind of high and cold husky district's revegetation comprehensive processing method, with solve the high and cold husky district that exists in prior art with the simple afforestation of bareroot seedling mode or sand-protecting barrier fix the sand to administer active dune () a difficult problem.The present invention adopts mechanical sand fixation and sand consolidation with biologic to combine, the revegetation complex art that cuttage under non-irrigated condition, direct seeding forestation combine, and advantage is to shorten growing-seedling period, seedling cost is purchased in reduction, method of forestation is simple, survival rate is high.
The high and cold husky district's revegetation comprehensive processing method of one provided by the invention, described method is below preparing to adopt after material 1)～4) in any carries out the high and cold husky district revegetation comprehensive regulation:
1) dark cultivation afforested;
2) first sand-protecting barrier is set, then in the middle of the sand-protecting barrier setting, carries out the dark afforestation of planting;
3) first sand-protecting barrier is set, then in the sand-protecting barrier setting, carries out direct seeding forestation;
4) arrange after sand-protecting barrier, in the sand-protecting barrier setting, carry out direct seeding forestation and dark cultivation afforestation;
Wherein, described preparation material is: a, afforestation seedling: select more than II level sand sagebrush (Artemisia filifolia) and/or Caragana Microphylla Seed, the black withy intercepting from elite stand is dry; B, sand-protecting barrier material;
Described direct seeding forestation is: in the sand-protecting barrier setting, after saturating rain, lose no time in sowing while there is sufficient moisture in the soil in time sowing sand sagebrush (Artemisia filifolia) and/or caragana microphylla, adopt program request or broadcast sowing, and the mode of single kind or miscegenation is carried out direct seeding forestation;
Described dark cultivation afforestation is: plant digging cave after dry black withy immersion, the dry strain of black withy is vertically placed in every cave.
Preferably, described sand sagebrush (Artemisia filifolia) and caragana microphylla are collected seed on the spot in the husky district of Qinghai alpine, and seed quality meets the above standard of II level in the provincial standard DB63/T539-2005 of Qinghai Province, require that physical purity of seed is not less than 90%, germination rate is not less than 65%, and sow for the next year of collecting seed then.
Preferably, described black withy bar is 1～3 year sturdy branch of raw germinating that is intercepting robust growth on not sprouting elite stand spring, selects to have no mechanical damage, without stripping drying shrinkage, without deformity, nothing bending and the branch without damage by disease and insect, its section made to truncheon, and diameter at butt end is at 2～4cm; Wipe out the whole stripping of branch, truncheon is made at clip branch middle part, and truncheon is about 110～120cm.
Preferably, the described sand-protecting barrier that arranges is to utilize wheat straw, clay, nylon wire or PVC woven bag that various forms of barriers are set on Shamian Island; The bag weaved preferred use weather resistance of described nylon wire and PVC, anti-aging material.
Preferably, described direct seeding forestation, is to dig cave at two angles of sand-protecting barrier lee face, the dark 4～5cm in cave, and the each 10～15cm of length and width, puts 10～20, seed in every cave, earthing 3cm, reality tramps with one's feet.
Preferably, described is by black withy bar head-up by dry black withy immersion, and truncheon 2/3 is placed in water and soaks 30～40 days.
Soak and within 30～40 days, can make black withy bar soak sufficient moisture; Truncheon 2/3 be placed in water can prevent branch because of water deficient withered.
Preferably, described in, digging cave is that cave is dug in excavated by manual work cave or water punching; Preferably, the degree of depth in described excavated by manual work cave is 80～100cm, and wide is 40～60cm.
Preferably, it is that the pressure of water washes husky or soil the cave that a degree of depth can be controlled open that cave is dug in the punching of described water, cave diameter 2～4cm, and the degree of depth 80～120cm, the hydraulic pressure control of planting is at 25～40kg/cm
2.
Preferably, it is by external giant two water pipes that cave is dug in described water punching, a wherein diameter 2～4cm, and length is 100～150m rubber pipe, diameter 2～4cm is installed in joint, the irony drilling rod that length is 120cm, drill bit is tapered, and water control valve is housed; Another root return pipe directly passes in vehicle-mounted water tank, backwater circulation utilization.
Adopt technical scheme of the present invention, produced following technique effect:
1. sand sagebrush (Artemisia filifolia) and caragana microphylla after live, under the protection of sand-protecting barrier, reduced the harm of dust storm to nursery stock, improves survival rate.In the sand-protecting barrier of different size, survival rate reaches more than 90% then.
2. black willow is local indigenous species, and provenance is abundant, strong adaptability.Plant through dark, in different land occupation conditions, survival rate is all more than 85% then for it, and next year, storage rate was more than 80%.Average annual growing height is 60cm, and 10～25 of branch amounts, grow vigorous.
3. adopt water blanking to plant in high and cold husky district, its advantage is simple to operate.1 punching is robbed by 2 people and is operated, and other 4 people less important works share 6 of labours, with whole with afforestation.The 2nd, reduce whole ground link, substantially do not destroy sand ground vegetation, be difficult for causing wind erosion.The 3rd, speed is fast, efficiency is high.Every strain is planted needs 30～60s, improve nearly one times, and quality is better than cutting forset-plantation compared with cutting forset-plantation efficiency.The 4th, the truncheon depth of planting is large, and survival rate is high.The general slender length 50～60cm of cutting forset-plantation, the depth of planting 40～50cm, and the slender length 110～120cm of water sand surfing willow, the depth of planting can reach 80～100cm.Guarantee in the wet sand of slender whole insertion, effectively improved the moisture supply that seedling roots and grows required.The 5th, applied widely.Be applicable to that underground water is less than 20m allly flow, semi-mobile dune and fixing, semi-fixed sandy land.Sand dune height is less than lowland between 3m and mound and can all afforests; Sand dune height is greater than more than 3 meters, and the windward slope on sand dune can be afforested below 2/3rds.The 6th, save labour, small investment.According to measuring and calculating, cost per mu is saved 80～120 yuan.The 7th, water and plant.After planting, slender surrounding sand bed all absorbs water and becomes wet sand bed, increases with the increase of the degree of depth.It is 5～8kg that every strain needs the water yield, and in cave, moisture major part concentrates on 20cm left and right around, cave.The 8th, exempt to establish sand-protecting barrier.After general sand ground or desert afforestation must first be established sand-protecting barrier, plant, and water sand surfing is darker owing to planting, and does not need to arrange sand-protecting barrier and but can effectively avoid hazards of sand storms.The 9th, be not subject to dry sand layer thickness, dig the factors such as cave difficulty and affect.The general dry sand layer of desert is thicker, and excavated by manual work cave is difficulty quite, and water sand surfing afforestation is the pressure scourhole of utilizing water, is not subject to dry sand layer thickness, digs the factor impacts such as cave difficulty, simple and convenient, efficiency multiplication.
4. utilize mechanical sand fixation and sand consolidation with biologic to combine in high and cold husky district, the revegetation complex art that cuttage under non-irrigated condition, direct seeding forestation combine, is one of the most effective means of improving husky district ecotope.
5. except sandstone ground can not be planted in the situation that maybe cannot solve water in water blanking, other plot can be applied method of the present invention and be carried out high and cold husky district revegetation integrated treatment, as between fixed dune, semifixed dune, active dune, mound, waste mountain waste etc.
After sand-protecting barrier is set completes, direct seeding forestation is depending on soil moisture content, if below the surface dry burial depth 20cm of sand dune to be considered as soil moisture content better; Dry sand layer thickness exceedes more than 20cm, is considered as soil moisture content bad; Only in the good situation of soil moisture content, just can carry out direct seeding forestation; Dark cultivation afforestation also can be carried out in advance on the active dune that sand-protecting barrier is not set.According to actual conditions, direct seeding forestation and dark cultivation afforestation also can be carried out simultaneously.Utilize comprehensive means to carry out dune fixation afforestation in high and cold husky district, reach the object of quick revegetation.
Accompanying drawing explanation
Fig. 1 is alpine sandy land direct seeding forestation schematic diagram; Wherein, 1 is leeward slope; 2 is mound pin; 3 is sand dune crestal line; 4 is sand-protecting barrier; 5 is seed;
Fig. 2 is that alpine sandy land crow Liu Shen plants afforestation schematic diagram; Wherein 6 is sand ground; 7 is cave; 8 is black willow truncheon; 9 for filling out sand;
Fig. 3 is in fixed dune, and live 2 years raw Analyse on Forestation with Korshinsk Peashrub pictures in wheat straw sand-protecting barrier, are the typical Patterns Sand Controls that utilizes biological control measure and engineering measure combination;
Fig. 4 is in active dune, and the black willow upgrowth situation after 5 months, average increment 60～90cm are planted in water blanking.Active dune are not taked any Sand-fixing Measures, only carry out water blanking and plant;
Fig. 5 is in fixed dune, and in wheat straw sand-protecting barrier, the black willow upgrowth situation after 5 months, average increment 40～80cm are planted in water blanking.Sand-protecting barrier specification is 1m × 1m.It is the typical Patterns Sand Control that utilizes biological control measure and engineering measure combination;
Fig. 6 is between mound in ground, and the black willow upgrowth situation after 5 months, average increment 40～80cm are planted in water blanking.
Embodiment
Below in conjunction with embodiment, the invention will be further described, to those skilled in the art be can better understand the present invention and can be implemented, but the example of lifting is not as a limitation of the invention.
embodiment 1
Apply the step that high and cold husky district's revegetation comprehensive processing method of the present invention fixes the sand in the husky district of Qinghai alpine active dune as follows:
1, material is prepared: direct seeding forestation seed is sand sagebrush (Artemisia filifolia) and the Caragana Microphylla Seed of II level above (DB63/T539-2005), and the dark black withy of using of afforesting of planting intercepts from elite stand dry spring; Sand-protecting barrier material comprises wheat straw, clay, nylon wire, cobble and PVC woven bag; Dark cultivation equipment comprises giant, water tank, Transport Machinery.
Collect seed on the spot in the husky district of Qinghai alpine for live sand sagebrush (Artemisia filifolia) and Caragana Microphylla Seed, require seed quality to meet above (DB63/T539-2005) standard of Qinghai Province's provincial standard II level, require that physical purity of seed is not less than 90%, germination rate is not less than 65%, the sowing in next year of collecting seed then.
Dry for dark black withy of planting, intercept 1～3 year sturdy branch of raw germinating of robust growth on not sprouting elite stand spring, select to have no mechanical damage, without stripping drying shrinkage, without deformity, nothing bending and the branch without damage by disease and insect, its section made to truncheon, and diameter at butt end is at 2～4cm.Wipe out the whole stripping of branch, truncheon is made at clip branch middle part, and truncheon is about 110～120cm.
2, sand-protecting barrier setting: be to utilize the materials such as faggot, stalk, clay, fabric, branch, lath, cobble that various forms of barriers are set on Shamian Island, at the active dune windward slope in the husky district of Qinghai alpine below 2/3, make diversified in specificationsly, shape mostly is grid-like and banded sand-protecting barrier.By increasing sandy land surface roughness, reducing ground layer wind speed, reach direction, speed, the structure of controlling Sand Movement, change earth's surface wind erosion situation and wind prevention and sand resistance effect, be to subdue wind speed, the effective engineering Sand-fixing Measures of fixing husky table.Sand-protecting barrier at high and cold husky district common used material has:
1. clay sand-protecting barrier: be located at relatively serious area (as republicanism basin, Qinghai) of hazards of sand storms, clay sand-protecting barrier is set to grid sand-protecting barrier, grid is in picturesque disorder, grid arranges along Shamian Island horizontal line, the Shamian Island gradient of neglecting greatly of its grid is set to 1 × 1 m, 1 × 1.5m or 1 × 2m, obstructing high is 15～20cm, obstructs the wide 10～30cm of being, the thickness that while setting, clay covers is in 5～8cm left and right.
2. wheat straw sand-protecting barrier: be traditionally arranged to be grid sand-protecting barrier, grid size is similar to clay sand-protecting barrier, first opens the groove of 5～15cm on Shamian Island by grid size, adopt the long wheat straw of 20～40cm to twist into twisted shape, being folded into half-and-half,, in grid wire casing, bankets and treads in two downwards rotation of crops.
3. nylon wire sand-protecting barrier: way and wheat straw, clay sand-protecting barrier are the same, are traditionally arranged to be grid-like, banded.Nylon material can reuse, and generally can reuse 3～4 times.
4. PVC woven bag sand-protecting barrier: the grid sand-protecting barrier that is set to 2.0 × 2.0m.
The bag weaved use weather resistance of nylon wire and PVC, anti-aging material.
What the present embodiment was selected is wheat straw sand-protecting barrier.
3, direct seeding forestation: in the sand-protecting barrier setting, after first saturating rain, the psammophytes such as sowing sand sagebrush (Artemisia filifolia), caragana microphylla of losing no time in sowing while there is sufficient moisture in the soil in time, seeding method can or broadcast sowing two kinds of seed mixed seedings for program request.Adopt bunch planting way, cave is dug at two angles at sand-protecting barrier lee face when sowing, the dark 4～5cm in cave, and the each 10～15cm of length and width, puts 10～20, seed in every cave, earthing 3cm, the reality that tramps with one's feet, can germinate unearthed in 6～10 days.Per hectare is used grain weight 22kg left and right.Dig bunch planting kind at the lee face of sand-protecting barrier, can avoid seed do not buried by sand and erode, guarantee the survival rate of seed.Adopt the method for this direct seeding forestation can shorten growing-seedling period, survival rate is high, saves labour, reaches the object of quick improvement.
4, dark cultivation afforested: be bundled into a bundle by cutting every 30 of the black willow cutting making, head-up, truncheon 2/3 is placed in clean flowing water and soaks, and approximately 30～40 days time was advisable.Treat that soil thaws to rudiment, must not be extended down at the latest trees and germinate period, in the middle of the each grid of sand-protecting barrier, carry out the dark afforestation of planting; Carry out that plant in excavated by manual work cave or water blanking is planted, ready black Liu Chuizhi is put into cave, one strain of every cave.Cave can adopt labour to dig Shen Heshui punching and dig dark two kinds of methods.
The dark method of excavated by manual work, cave is 80cm deeply, wide is 40cm.
Build willow class seeds in arid, area below subterranean water level 2m, adopt water jetting deeply to plant.
The method that water blanking is planted is: utilize the pressure of water that husky or soil are washed open to the cave that a degree of depth can be controlled, and cave diameter 2～4cm, the degree of depth 80～120cm, the hydraulic pressure of planting can be controlled in 25～40kg/cm
2.By external giant two water pipes.A wherein diameter 2～4cm, length is 100～150m rubber pipe, diameter 2～4cm is installed in joint, the irony drilling rod (abbreviation hydraulic giant) that length is 120cm, drill bit is tapered, and water control valve is housed; Another root return pipe directly passes in vehicle-mounted water tank, backwater circulation utilization.Near have water source, Insecticide sprayer directly can be put into water source is other to be operated; If without water source, high-pressure unit is fixed on the automobile or tractor with water tank, when operation, can move at any time.Vehicle-mounted water tank is neglected greatly car power and road conditions and is determined.When afforestation, hydraulic giant is by one man operation, simple to operate, and afforestation speed is fast.And water blanking plants the restriction that is not subject to land occupation condition, between active dune, semifixed dune, fixed dune and mound, all can put position boring and plant.
What the present embodiment was selected is that water blanking is planted.
embodiment 2
The method that the present embodiment application high and cold husky district's revegetation comprehensive processing method of the present invention fixes the sand in the husky district of Qinghai alpine active dune and the difference of embodiment 1 are:
What 1, material preparation process was selected is sand sagebrush (Artemisia filifolia) seed;
What 2, sand-protecting barrier setting steps was selected is nylon wire sand-protecting barrier;
3, in dark cultivation afforestation step, black willow cutting 2/3 is placed in to clean water and soaks, suction moisture, approximately 30～40 days time.
All the other steps are all in the same manner as in Example 1.
embodiment 3
The method that the present embodiment application high and cold husky district's revegetation comprehensive processing method of the present invention fixes the sand in the husky district of Qinghai alpine active dune and the difference of embodiment 1 are:
What 1, material preparation process was selected is Caragana Microphylla Seed;
What 2, sand-protecting barrier setting steps was selected is PVC woven bag sand-protecting barrier;
3, the dark afforestation step of planting adopts the dark cave of excavated by manual work.
All the other steps are all in the same manner as in Example 1.
embodiment 4
Apply the step that high and cold husky district's revegetation comprehensive processing method of the present invention fixes the sand in the husky district of Qinghai alpine fixed dune as follows:
What 1, material preparation process was selected is Caragana Microphylla Seed;
2, sand-protecting barrier is set;
3, direct seeding forestation.
The design parameter of above steps is in the same manner as in Example 1.Result is referring to Fig. 3.
embodiment 5
Apply the step that high and cold husky district's revegetation comprehensive processing method of the present invention fixes the sand in the husky district of Qinghai alpine active dune as follows:
(1) material is prepared;
(2) adopt the method for water punching deeply to plant afforestation.
The design parameter of above steps is in the same manner as in Example 1.Plantation result is referring to Fig. 4.
Apply the step that high and cold husky district's revegetation comprehensive processing method of the present invention fixes the sand in the husky district of Qinghai alpine fixed dune as follows:
(1) material is prepared;
(2) sand-protecting barrier is set;
(3) direct seeding forestation;
(4) method of selecting water blanking to plant is carried out the dark afforestation of planting.
The design parameter of above steps is in the same manner as in Example 1, and plantation result is referring to Fig. 5.
Apply high and cold husky district's revegetation comprehensive processing method of the present invention between Qinghai alpine Sha Qu mound in ground the step of dune fixation afforestation as follows:
(1) material is prepared;
(2) method that adopts water blanking to plant is planted afforestation deeply.
The design parameter of above steps is in the same manner as in Example 1.Plantation result is referring to Fig. 6.
The step of applying high and cold husky district's revegetation comprehensive processing method of the present invention dune fixation afforestation in the husky district of Qinghai alpine semifixed dune is as follows:
(1) material is prepared;
(2) sand-protecting barrier is set;
(3) method of selecting water blanking to plant is carried out the dark afforestation of planting.
The design parameter of above steps is in the same manner as in Example 1.
Finally it should be noted that: the foregoing is only preferred case study on implementation of the present invention, be not limited to the present invention, although the present invention is had been described in detail with reference to previous embodiment, for a person skilled in the art, its technical scheme that still can record aforementioned each embodiment is modified, or part technical characterictic is wherein equal to replacement.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (9)
1. high and cold husky district's revegetation comprehensive processing method, is characterized in that: described method is that in (1)～(4) below adopting after preparation material, any carries out the high and cold husky district revegetation comprehensive regulation:
(1) dark cultivation afforested;
(2) first sand-protecting barrier is set, then in the middle of the sand-protecting barrier setting, carries out the dark afforestation of planting;
(3) first sand-protecting barrier is set, then in the sand-protecting barrier setting, carries out direct seeding forestation;
(4) arrange after sand-protecting barrier, in the sand-protecting barrier setting, carry out direct seeding forestation and dark cultivation afforestation;
Wherein, described preparation material is: a, afforestation seedling: select more than II level sand sagebrush (Artemisia filifolia) and/or Caragana Microphylla Seed, the black withy intercepting from elite stand is dry; B, sand-protecting barrier material;
Described direct seeding forestation is: in the sand-protecting barrier setting, after saturating rain, lose no time in sowing while there is sufficient moisture in the soil in time sowing sand sagebrush (Artemisia filifolia) and/or caragana microphylla, adopt program request or broadcast sowing, and the mode of single kind or miscegenation is carried out direct seeding forestation;
Described dark cultivation afforestation is: plant digging cave after dry black withy immersion, dry 1 strain of black withy is vertically placed in every cave.
2. method according to claim 1, it is characterized in that: described sand sagebrush (Artemisia filifolia) and caragana microphylla are collected seed on the spot in the husky district of Qinghai alpine, seed quality meets the above standard of II level in the provincial standard DB63/T539-2005 of Qinghai Province, require that physical purity of seed is not less than 90%, germination rate is not less than 65%, the sowing in next year of collecting seed then.
3. method according to claim 1, it is characterized in that: described black withy bar is 1～3 year sturdy branch of raw germinating that is intercepting robust growth on not sprouting elite stand spring, selection has no mechanical damage, without stripping drying shrinkage, without deformity, without bending and without the branch of damage by disease and insect, its section made to truncheon, diameter at butt end is at 2～4cm; Wipe out the whole stripping of branch, truncheon is made at clip branch middle part, and truncheon is about 110～120cm.
4. method according to claim 1, is characterized in that: the described sand-protecting barrier that arranges is to utilize wheat straw, clay, nylon wire or PVC woven bag that various forms of barriers are set on Shamian Island; The bag weaved preferred use weather resistance of described nylon wire and PVC, anti-aging material.
5. method according to claim 1, is characterized in that: described direct seeding forestation is to dig cave at two angles of sand-protecting barrier lee face, the dark 4～5cm in cave, and the each 10～15cm of length and width, puts 10～20, seed in every cave, earthing 3cm, reality tramps with one's feet.
6. method according to claim 1, is characterized in that: described is by black withy bar head-up by dry black withy immersion, and truncheon 2/3 is placed in water and soaks 30～40 days.
7. method according to claim 1, is characterized in that: described in to dig cave be that cave is dug in the punching of excavated by manual work cave or water; Preferably, the degree of depth in described excavated by manual work cave is 80～100cm, and wide is 40～60cm.
8. method according to claim 7, is characterized in that: it is that the pressure of water washes husky or soil the cave that a degree of depth can be controlled open that cave is dug in the punching of described water, cave diameter 2～4cm, and the degree of depth 80～120cm, the hydraulic pressure control of planting is at 25～40kg/cm
2.
9. method according to claim 7, it is characterized in that: it is by external giant two water pipes that cave is dug in described water punching, a wherein diameter 2～4cm, length is 100～150m rubber pipe, diameter 2～4cm is installed in joint, length is the irony drilling rod of 120cm, and drill bit is tapered, and water control valve is housed; Another root return pipe directly passes in vehicle-mounted water tank, backwater circulation utilization.
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| CN104082101A (en) * | 2014-06-12 | 2014-10-08 | 亿利资源集团有限公司 | Water gun equipment and system for desert planting |
| CN104365316A (en) * | 2014-09-12 | 2015-02-25 | 甘肃省治沙研究所 | Method for rapidly recovering close-to-nature sand stabilizing vegetation of shifting sandy land in semi-desert area |
| CN107211695A (en) * | 2017-06-21 | 2017-09-29 | 北京林业大学 | A kind of sandy land vegetation recovery method based on flow field analysis |
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| CN104082101B (en) * | 2014-06-12 | 2016-08-31 | 亿利资源集团有限公司 | A kind of desert planting hydraulic giant equipment and system |
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| CN107211695A (en) * | 2017-06-21 | 2017-09-29 | 北京林业大学 | A kind of sandy land vegetation recovery method based on flow field analysis |
| CN109644770A (en) * | 2019-02-22 | 2019-04-19 | 北京东方园林环境股份有限公司 | A kind of water punching suitable for desert area is quick to plant willow method of forestation |
| CN110004905A (en) * | 2019-04-01 | 2019-07-12 | 中国科学院寒区旱区环境与工程研究所 | A kind of High-cold regions sand damage improvement straw checkerboard barrier planting and establishing method living |
| CN113875540A (en) * | 2021-11-09 | 2022-01-04 | 兰州大学 | Caragana microphylla afforestation method under difficult-to-live conditions |
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