CN108360494A - A kind of stereo biological sand-protecting barrier and its application - Google Patents
A kind of stereo biological sand-protecting barrier and its application Download PDFInfo
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- CN108360494A CN108360494A CN201810181115.3A CN201810181115A CN108360494A CN 108360494 A CN108360494 A CN 108360494A CN 201810181115 A CN201810181115 A CN 201810181115A CN 108360494 A CN108360494 A CN 108360494A
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- sand
- protecting barrier
- band
- stereo biological
- shrub
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Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D3/00—Improving or preserving soil or rock, e.g. preserving permafrost soil
- E02D3/005—Soil-conditioning by mixing with fibrous materials, filaments, open mesh or the like
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G17/00—Cultivation of hops, vines, fruit trees, or like trees
- A01G17/005—Cultivation methods
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G20/00—Cultivation of turf, lawn or the like; Apparatus or methods therefor
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G22/00—Cultivation of specific crops or plants not otherwise provided for
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G22/00—Cultivation of specific crops or plants not otherwise provided for
- A01G22/25—Root crops, e.g. potatoes, yams, beet or wasabi
-
- 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
- A01G23/00—Forestry
Abstract
The present invention relates to sand control with biological measures technical fields, provide a kind of stereo biological sand-protecting barrier, and the unit structure of stereo biological sand-protecting barrier is：It surround perennial herbal medicine band and herbaceous plant band successively centered on shrub, spacing is 0.4~0.7m between the shrub in two unit structures of arbitrary neighborhood；The stereo biological sand-protecting barrier includes at least 5 unit structures.Stereo biological sand-protecting barrier of the present invention is from the time, using the collocation mode of long-acting plant and the pionner to shoot up in short term, makes the effect covering full stage of checking winds and fixing drifting sand；From spatially, the present invention uses the collocation mode of upper numerous plant numerous plant under, the space structure of multilayer stereo that can be effectively formed resistance Shamian Island.By the time and spatially, reasonable disposition sand-protecting barrier plant, several species, multi-level and multilayer tablet vertical structure can realize husky 79% or more the rate of resistance to the present invention, and vegetation cover degree reaches 67% or more.
Description
Technical field
The present invention relates to sand control with biological measures technical fields, and in particular to a kind of stereo biological sand-protecting barrier and its application.
Background technology
Sand-protecting barrier is the effective technology measure in Engineering of sand control, is especially had in the granulation of flowing sand ground and revegetation
Important function.Biological checkboard is a kind of good sand-protecting barrier of checking winds and fixing drifting sand, and vegetation is planted on moving dunes can both restore vegetation
It can also realize efficient sand break and fixation function, be one of the preferred option in Current prevention and cure desert.
But plantation vegetation is often not easy to survive on moving dunes or survival rate is low, needs constantly to reseed or manually manage
Reason so that good effect of checking winds and fixing drifting sand individually is difficult to realize using biological checkboard.In order to solve such case, this field is usually
The measure for taking mechanical sand barrier to be combined with biological checkboard uses mechanical sand barrier to reduce wind speed, weaken wind erosion, then carries out again in advance
Biological checkboard fixes the sand, and such mode is not only able to first retrieval section in a short time and checks winds and fixes drifting sand effect, can also improve the later stage
The survival rate of biological checkboard achieves good effect.Such as the inbuilt straw checkerboard barrier sand-protecting barrier of the blue Railway in Shapotou Sandy of packet, in conjunction with shrub
The measures such as plant and aerial seeding aerial sowing shrub achieve successful experience in terms of sand ground is flowed in prevention.
However the effect of checking winds and fixing drifting sand of mechanical sand barrier is poor relative to the effect of biological checkboard, it is existing have studied it is a variety of
Check winds and fix drifting sand mode of the plant as compound bio sand-protecting barrier, but these compound bio sand-protecting barriers often select shrub and arbor as
Main sand-protecting barrier plant, these plant growth rates are slower, and often First Year cannot achieve effective covering to moving dunes, take effect
Slowly (Sun Ronghua, Liu Yushan, Liu Zhihe wait Sand-Stabilization Plants at Sandy Desertified Area structure to study [J] forestry section with configuration technology
Learn research, 2006,19 (1):125-128.).
Invention content
In view of this, the present invention provides to improve plant survival rate and efficiency of checking winds and fixing drifting sand in the compound sand-protecting barrier of biology
A kind of stereo biological sand-protecting barrier.
In order to achieve the above-mentioned object of the invention, the present invention provides a kind of stereo biological sand-protecting barriers, which is characterized in that stereo biological
The unit structure of sand-protecting barrier is：Successively around perennial herbal medicine band and herbaceous plant band, two lists of arbitrary neighborhood centered on shrub
Spacing is 0.4~0.7m between shrub in bit architecture；
The spacing of the perennial herbal medicine band and shrub be [10~25) cm, the herbaceous plant band and the spacing of shrub are
20~35cm；
The stereo biological sand-protecting barrier includes at least 5 unit structures.
Preferably, the herbaceous plant band is one or more in flat stem annual bluegrass, lyme grass and Henry David Thoreau grass.
Preferably, the perennial herbal medicine band is one or more in rhodiola root, jerusalem artichoke, rheum officinale and Radix Isatidis.
Preferably, the shrub is one or more in sea-buckthorn, Wu Liu and red building.
Preferably, the bandwidth of the herbaceous plant band is 5~8cm.
Preferably, in the perennial herbal medicine band, the spacing of every two plants of perennial herbal medicine is 10~25cm.
Preferably, shrub, perennial herbal medicine band and grass in the unit structure of 3 years or more the stereo biological sand-protecting barriers are built
The plant height of this vegetational zone reduces successively.
Preferably, the shape of the herbaceous plant band is rectangular, and the shape of the perennial herbal medicine band is round or rectangular.
The present invention also provides application of the stereo biological sand-protecting barrier described in above-mentioned technical proposal in administering semifixed dune.
Preferably, the stereo biological sand-protecting barrier is arranged in the region of 30 ° of semifixed dune gradient ＜.
Compared with prior art, the present invention the present invention has the following advantages：
The present invention provides a kind of stereo biological sand-protecting barrier, the unit structure of stereo biological sand-protecting barrier is：Centered on shrub according to
Secondary circular perennial grass medicine band and herbaceous plant band, spacing is 0.4~0.7m between the shrub in any two unit structure；Institute
The spacing for stating perennial herbal medicine band and shrub be [10~25) cm, the spacing of the herbaceous plant band and shrub is 20~35cm；
The stereo biological sand-protecting barrier includes at least 5 unit structures.The present invention by planting herbaceous plant, perennial herbal medicine successively
Form stair-stepping stereo biological sand-protecting barrier with shrub, from the time, the present invention using long-acting plant (shrub) with it is short-term rapidly at
The collocation mode of long pionner (herbaceous plant), the effect that makes to check winds and fix drifting sand play as early as possible, the stereo biological sand-protecting barrier plant
First Year can effectively fix moving dunes afterwards, hinder husky rate and vegetation coverage is high；From spatially, the present invention uses upper numerous plant
The space structure of the collocation mode of object (shrub) numerous plant (herbaceous plant) under, multilayer stereo can be effectively formed resistance sand
Effect of checking winds and fixing drifting sand is improved in face.The present invention is several species, multi-level and more by time and spatially reasonable disposition sand-protecting barrier plant
The vertical structure of synusia can realize husky 79% or more the rate of resistance, and vegetation cover degree reaches 67% or more.
The plant survival rate of stereo biological sand-protecting barrier of the present invention is high, in stereo biological sand-protecting barrier of the present invention, shrub
Survival rate can reach 76% or more, and the survival rate of single cropping shrub is only 50~55% or so on semifixed dune；
The survival rate of herbaceous plant band can reach 85% or more, and the survival rate of single cropping herbaceous plant band exists on semifixed dune
Between 40~45%；The survival rate of perennial herbal medicine band can reach 91%, and the single cropping perennial grass on semifixed dune
Then often survival rate is low for medicine.That is present invention setting industrial crops (perennial herbal medicine) between shrub and herbaceous plant band, take into account
Ecological management and economic benefit can effectively reduce windblown sand movement cost and increase economic efficiency.
Stereo biological sand-protecting barrier provided by the invention only needs the current year in plant the measures such as to be applied fertilizer, plant, manage and protect, can
Voluntarily to update, without applying fertilizer every year, it is only necessary to simple protection (such as prevent cattle and sheep feeding, trample on), management at
This is low, can also generate economic benefit.
The present invention also provides application of the stereo biological sand-protecting barrier described in above-mentioned technical proposal in administering semifixed dune, profits
Semifixed dune is administered with the stereo biological sand-protecting barrier effectively sand dune can be fixed, prevent sand dune movement, prevent sand
Grain is flown upward to reduce overhead sand and dust.
Description of the drawings
Fig. 1 is the unit structure schematic diagram for the stereo biological sand-protecting barrier that embodiment 1 is built；
Fig. 2 is the unit structure image after the stereo biological sand-protecting barrier plantation built in embodiment 3；
Fig. 3 is the growing state after the stereo biological sand-protecting barrier 3 months current years of plantation built in embodiment 3；
Fig. 4 is that the stereo biological sand-protecting barrier built in embodiment 3 plants the growing state of second year；
Specific implementation mode
A kind of stereo biological sand-protecting barrier of the present invention, the unit structure of stereo biological sand-protecting barrier are：It is surround successively centered on shrub
Perennial herbal medicine band and herbaceous plant band, spacing is 0.4~0.7m between the shrub in any two unit structure；
The spacing of the perennial herbal medicine band and shrub be [10~25) cm, the herbaceous plant band and the spacing of shrub are
20~35cm；
The stereo biological sand-protecting barrier includes at least 5 unit structures.
In the present invention, spacing is preferably 0.5m between the shrub in any two unit structure；It is of the present invention
Stereo biological sand-protecting barrier preferably includes 25 or more unit structures, to form more firm effect of checking winds and fixing drifting sand.
In the present invention, the spacing of the perennial herbal medicine band and shrub is preferably 15~20cm, more preferably 17~
18cm；The herbaceous plant band and the spacing of shrub are preferably 25cm.
Perennial herbal medicine band of the present invention is preferably circular or rectangular, when being round between shrub and perennial herbal medicine band
Away from for circular radius, the spacing of shrub and perennial herbal medicine band is the vertical range of shrub and rectangular short side when being rectangular.This hair
The bright width to the perennial herbal medicine band is not particularly limited.
Herbaceous plant band of the present invention is preferably rectangular, more preferably square；When herbaceous plant band is rectangular, fill
The spacing of wood and herbaceous plant band is the vertical range of shrub and rectangular short side.In the present invention, the band of the herbaceous plant band
Width is 5~8cm, more preferably 6~7cm.
Spacing of the present invention is calculated with herbaceous plant band or perennial herbal medicine with the closer back gauge of middle-range shrub.
In the present invention, the herbaceous plant band is one or more in flat stem annual bluegrass, lyme grass and Henry David Thoreau grass；
The herbaceous plant numerous, short-acting plant under being, the biological protection band that can be taken on a certain scale in planting current year, in perennial grass
Medicine band and shrub zone are had the advantage when not yet growing up in unit structure status, and main sand break and fixation function is played, and protection is more
The growth and development of year sward medicine band, the stereochemical structure formed together with shrub can also effectively improve surviving for perennial herbal medicine band
Rate；From the second year of planting, third year, after shrub, perennial herbal medicine grow into high height, three kinds of plants in unit structure
Object starts balanced growth, plays sand break and fixation function jointly, realizes higher vegetation coverage and the husky rate of resistance.
In the present invention, the one kind or more of the perennial herbal medicine band in rhodiola root, jerusalem artichoke, rheum officinale and Radix Isatidis
Kind；The perennial grass medical instrument has high economic benefit, is made using the protection of shrub and herbaceous plant with formation perennial
Herbal medicine survives under dust storm drought condition, realizes the combination of economic benefit and ecological management.When perennial herbal medicine band maturation
After can form three-layer stereo with shrub, herbaceous plant band level, enhancing is protected to check winds and fix drifting sand effect.It is of the present invention perennial
The planting density of herbal medicine band is the 10~25cm of spacing, more preferably 15~20cm of every two plants of perennial medicinal herbs.
In the present invention, the shrub is selected from sea-buckthorn, Wu Liu or red building；The shrub is upper numerous plant, long-acting plant, energy
The top dust storm that enough fixed herbaceous plant band can not cover, is collectively formed multi-level protection network with herbaceous plant band, prevents
Empty sand and dust are flown upward.One plant of shrub is preferably planted in unit structure of the present invention.
Currently preferred stereo biological sand-protecting barrier is combined as flat stem annual bluegrass+jerusalem artichoke+sea-buckthorn.
In the present invention, the shrub planting patterns is transplanting, and the shrub length of transplanting is not less than 40cm, wherein 20~
25cm is partly embedded under sand.The present invention is not particularly limited the implantation methods of the perennial herbal medicine band, herbaceous plant band, according to
This field general planting mode, such as sowing, cuttage etc..Shrub, perennial herbal medicine band and herbaceous plant of the present invention
Band is in the same period planted, and plantation current year, can be developed rapidly by the protection herbaceous plant band of shrub, with the shrub shape after transplanting
At the stereo biological barrier having levels, its band of checking winds and fixing drifting sand is established rapidly, dust storm is effectively fixed, and prevents sand dune movement.
The plant height of shrub, perennial herbal medicine band and herbaceous plant band drops successively in stereo biological sand-protecting barrier of the present invention
It is low.After the stereo biological sand-protecting barrier planting 3 years, the shrub is highly preferred to be not less than 55cm, more preferably 55~65cm；
Shrub can reach the height in 2~3 years.The perennial herbal medicine band it is highly preferred be not less than 25cm, more preferably 25
~35cm；Perennial herbal medicine band, which is grown 3 years or so, can reach the height, can further increase the anti-of stereo biological sand-protecting barrier
Wind sand-fixing effect.The highly preferred of the herbaceous plant band is not less than 20cm, more preferably 20~25cm；Herbaceous plant band is worked as
Year can grow to the height.
The present invention also provides application of the stereo biological sand-protecting barrier described in above-mentioned technical proposal in administering semifixed dune.
Specifically, use the stereo biological sand-protecting barrier administer the method for semifixed dune for：Stereo biological sand-protecting barrier is arranged
In 30 ° of the parts semifixed dune gradient ＜.When the position gradient of the stereo biological sand-protecting barrier setting is more than 30 °, sand to be fixed
Sand on mound influences the structural stability of stereo biological sand-protecting barrier since gravity can increase Sand Movement, reduce plant at
Motility rate；As 30 ° of semifixed dune gradient ＜, sand gravity can be ignored, and only wind-force acts on the drift sand to be formed, will not
The stereo biological sand-protecting barrier is impacted.
In the present invention, the width of the stereo biological sand-protecting barrier of the unit structure is not less than 2.5m, and length does not limit.This
Inventing the stereo biological sand-protecting barrier at least needs structure 2.5m width that can play effective effect of checking winds and fixing drifting sand.In the present invention
In, the width refers to the stereo biological sand-protecting barrier length for answering wind direction.
It only needs to carry out simple-to-maintain after stereo biological sand-protecting barrier First Year plantation of the present invention, such as prevents from trampling
It steps on, prevent cattle and sheep from gnawing, no longer need to carry out fertilising pouring.
Stereo biological sand-protecting barrier provided by the invention and its application are described in detail with reference to embodiment, but not
They can be interpreted as limiting the scope of the present invention.
Embodiment 1
Build the unit structure of stereo biological sand-protecting barrier：It selects the position of 30 ° of semifixed dune gradient ＜ to carry out planting, is building
Shrub sea-buckthorn is transplanted in growing area domain, the sea-buckthorn grows 40~42cm, will wherein 20~25cm be partly embedded into sand, and have using ferment
2000g/ mus of machine fertilizer (production of organic fertilizer special factory of Qinghai Province), every plant of sea-buckthorn watering 100L after transplanting.
Total nutrient (the N+P of the ferment organic fertilizer2O5+K2O) >=4%, organic matter >=35%, moisture≤30% are effectively living
Bacterium number is more than or equal to 3 × 107A/g.
Centered on the sea-buckthorn of plantation, in the round jerusalem artichoke band away from plantation radius at sea-buckthorn 15cm for 15cm, by jerusalem artichoke block
Root is embedded in the cave of depth 20cm, and using Diammonium phosphate (DAP) 25g, sheep manure 200g in each cave, the spacing of each two jerusalem artichoke is 20cm,
Water 5L in each cave after plant is good.
Taken out after flat stem annual bluegrass seed is impregnated 30min in clear water, according to 15kg/ hectares of flat stem annual bluegrass seed,
The ratio mixing that 145kg/ hectares of Diammonium phosphate (DAP), obtains mixing flat stem annual bluegrass seed.Centered on the sea-buckthorn of plant, away from sand
The square cingulum sulcus that the length of side is 0.5m is excavated at spine 25cm, ditch depth 5cm will mix flat stem annual bluegrass seed according to 2.5kg/ mus
Dosage be sown into cingulum sulcus, tamp.The unit structure of structure is as shown in Figure 1.Second year is planted to rise without special management, it is only necessary to
Prevent cattle and sheep from trampleing on and gnawing.
The unit structure of the stereo biological sand-protecting barrier is arranged 25 groups altogether, and the spacing of every two plants of sea-buckthorns is 0.5m, forms 2.5m
The stereo biological sand-protecting barrier of × 2.5m.
Embodiment 2
According to embodiment 1 method Haibei Prefecture round matrix Jinsha gulf (E100 ° 57 ', N36 ° 52 ', sea
Degree of lifting 3159m) structure stereo biological sand-protecting barrier, the survival rate of each plant in stereo biological sand-protecting barrier is observed, and in this area
Individually plantation and the flat stem annual bluegrass of each plant same size described in embodiment 1, jerusalem artichoke, sea-buckthorn and counting survive for the year
Rate, the results are shown in Table 1.
Record each plant height, the vegetation cover degree of annual stereo biological sand-protecting barrier, the resistance sand rate of annual stereo biological sand-protecting barrier, knot
Fruit is as shown in table 2.
The survival rate that plant and each plant in 1 stereo biological sand-protecting barrier of table are individually planted
As can be seen from Table 1, in stereo biological sand-protecting barrier of the present invention, the survival rate of each plant is relative to independent kind
It is implanted with and significantly improves, the present invention protects plant by the stereo biological structure having levels, and passes through reasonably combined realization
Shrub, perennial herbal medicine and herbal survival rate are significantly increased, to solving existing biological barrier survival rate
It is low, the problem of needing Cultivate administration repeatedly.
The function of checking winds and fixing drifting sand of 2 stereo biological sand-protecting barrier of table
As can be seen from Table 2, the resistance sand rate of stereo biological sand-protecting barrier First Year provided by the invention can reach 81%, mainly by
Flat stem annual bluegrass plays sand break and fixation function, since sea-buckthorn and jerusalem artichoke not yet effectively grow up so that flat stem annual bluegrass is had the advantage
Status realizes the effect of quickly and effectively checking winds and fixing drifting sand of planting current year；From the second year, sea-buckthorn and jerusalem artichoke gradually grow up, until the
The effect of checking winds and fixing drifting sand of 3 years stereo biological sand-protecting barriers tends towards stability, and the solid that flat stem annual bluegrass, sea-buckthorn and jerusalem artichoke are formed is anti-
Protection structure has checks winds and fixes drifting sand and revegetation effect well, can effectively fix moving dunes, prevent sand dune movement, reduce
Overhead sand and dust.
Embodiment 3
In (E100 ° 57 ', N36 ° 52 ', height above sea level 3159m) of Haibei Prefecture round matrix Jinsha gulf structure
Stereo biological sand-protecting barrier.Build the unit structure of stereo biological sand-protecting barrier：The position of 30 ° of selection semifixed dune gradient ＜ is built
It plants, shrub sea-buckthorn is transplanted in planting region, the sea-buckthorn grows 40~42cm, will wherein 20~22cm be partly embedded into sand, and apply
With 1500g/ mus of ferment organic fertilizer (production of organic fertilizer special factory of Qinghai Province), every plant of sea-buckthorn watering 50L after transplanting.
Total nutrient (the N+P of the ferment organic fertilizer2O5+K2O) >=4%, organic matter >=35%, moisture≤30% are effectively living
Bacterium number is more than or equal to 3 × 107A/g.
Centered on the sea-buckthorn of plantation, in the round jerusalem artichoke band away from plantation radius at sea-buckthorn 10cm for 20cm, by jerusalem artichoke block
Root is embedded in the cave of depth 20cm, and using Diammonium phosphate (DAP) 50g, sheep manure 300g in each cave, the spacing of each two jerusalem artichoke is 20cm,
Water 10L in each cave after plant is good.
Taken out after flat stem annual bluegrass seed is impregnated 60min in clear water, according to 18kg/ hectares of flat stem annual bluegrass seed,
The ratio mixing that 150kg/ hectares of Diammonium phosphate (DAP), obtains mixing flat stem annual bluegrass seed.Centered on the sea-buckthorn of plant, away from sand
The square cingulum sulcus that the length of side is 0.5m is excavated at spine 25cm, ditch depth 8cm will mix flat stem annual bluegrass seed according to 3kg/ mus
Dosage is sown into cingulum sulcus, tamps.The unit structure of stereo biological sand-protecting barrier after plantation is as shown in Figure 2.
As shown in figure 3, being the stereo biological sand-protecting barrier growing state after planting 3 months, herbaceous plant band has been formed centainly
Scale.As shown in figure 4, for the stereo biological sand-protecting barrier growing state of second year after plantation, herbaceous plant band is substantially steady at this time
Gu the herbaceos perennial also effectively growth and development under the protection of herbaceous plant band, survival rate is higher, and shrub restores life
Long, each plant in stereo biological sand-protecting barrier starts to play certain sand break and fixation function.
It plants second year to rise without special management, it is only necessary to prevent cattle and sheep from trampleing on and gnawing.
The unit structure of the stereo biological sand-protecting barrier is arranged 625 groups altogether, and the spacing of every two plants of sea-buckthorns is 0.5m, is formed
The stereo biological sand-protecting barrier of 12.5m × 12.5m.
The First Year of the stereo biological sand-protecting barrier is built, vegetation cover degree 26%, it is 51% to hinder husky rate；Build third year
When, vegetation cover degree 67%, it is 76% to hinder husky rate.Achieve good effect of checking winds and fixing drifting sand.
Embodiment 4
Build the unit structure of stereo biological sand-protecting barrier：It selects the position of 30 ° of semifixed dune gradient ＜ to carry out planting, is building
Shrub crow willow is transplanted in growing area domain, the crow willow grows 38~40cm, will wherein 22~25cm be partly embedded into sand, and have using ferment
1000g/ mus of machine fertilizer (production of organic fertilizer special factory of Qinghai Province), every plant of sea-buckthorn watering 60L after transplanting.
Total nutrient (the N+P of the ferment organic fertilizer2O5+K2O) >=4%, organic matter >=35%, moisture≤30% are effectively living
Bacterium number is more than or equal to 3 × 107A/g.
Centered on the black willow of plantation, in the circular strip for being 18cm away from black Liu18cmChu plantation radiuses, rheum officinale seed is buried
In the cave for entering deep 20cm, using Diammonium phosphate (DAP) 30g, sheep manure 250g in each cave, the spacing of each two rheum officinale is 18cm, plant
Water 7L in each cave after good.
It is taken out after Henry David Thoreau grass seed is impregnated 50min in clear water, according to 16kg/ hectares of Henry David Thoreau grass seed, Diammonium phosphate (DAP)
149kg/ hectares of ratio mixing, obtains mixing Henry David Thoreau grass seed.Centered on the black willow of plant, excavated away from black Liu35cmChu
The length of side is the square cingulum sulcus of 0.7m, and mixing Henry David Thoreau grass seed is sown into cingulum sulcus by ditch depth 4cm according to 3kg/ mus of dosage,
It tamps.It plants second year to rise without special management, it is only necessary to prevent cattle and sheep from trampleing on and gnawing.
The unit structure of the stereo biological sand-protecting barrier is arranged 160 groups altogether, and the spacing of every two plants of sea-buckthorns is 0.7m, forms 2.8m
The stereo biological sand-protecting barrier of × 28m.
The First Year of the stereo biological sand-protecting barrier is built, vegetation cover degree 25%, it is 44% to hinder husky rate；Build third year
When, vegetation cover degree 73%, it is 76% to hinder husky rate.Achieve good effect of checking winds and fixing drifting sand.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (10)
1. a kind of stereo biological sand-protecting barrier, which is characterized in that the unit structure of stereo biological sand-protecting barrier is：The ring successively centered on shrub
Spacing is 0.4~0.7m between shrub in perennial herbal medicine band and herbaceous plant band, two unit structures of arbitrary neighborhood；
The spacing of the perennial herbal medicine band and shrub be [10~25) cm, the spacing of the herbaceous plant band and shrub is 20~
35cm；
The stereo biological sand-protecting barrier includes at least 5 unit structures.
2. stereo biological sand-protecting barrier according to claim 1, which is characterized in that the herbaceous plant band is precocious selected from flat stem
It is one or more in standing grain, lyme grass and Henry David Thoreau grass.
3. stereo biological sand-protecting barrier according to claim 1, which is characterized in that the perennial herbal medicine band be selected from rhodiola root,
It is one or more in jerusalem artichoke, rheum officinale and Radix Isatidis.
4. stereo biological sand-protecting barrier according to claim 1, which is characterized in that the shrub is selected from sea-buckthorn, Wu Liu and red building
In it is one or more.
5. the stereo biological sand-protecting barrier according to Claims 1 to 4 any one, which is characterized in that the herbaceous plant band
Bandwidth is 5~8cm.
6. the stereo biological sand-protecting barrier according to Claims 1 to 4 any one, which is characterized in that the perennial herbal medicine band
In, the spacing of every two plants of perennial herbal medicine is 10~25cm.
7. the stereo biological sand-protecting barrier according to Claims 1 to 4 any one, which is characterized in that structure 3 years or more it is described
The plant height of shrub, perennial herbal medicine band and herbaceous plant band reduces successively in the unit structure of stereo biological sand-protecting barrier.
8. the stereo biological sand-protecting barrier according to Claims 1 to 4 any one, which is characterized in that the herbaceous plant band
Shape is rectangular, and the shape of the perennial herbal medicine band is round or rectangular.
9. application of the stereo biological sand-protecting barrier in administering semifixed dune described in claim 1~8 any one.
10. application according to claim 9, which is characterized in that the stereo biological sand-protecting barrier is arranged on semifixed dune slope
Spend the region of 30 ° of ＜.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810181115.3A CN108360494B (en) | 2018-03-06 | 2018-03-06 | Three-dimensional biological sand barrier and application thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810181115.3A CN108360494B (en) | 2018-03-06 | 2018-03-06 | Three-dimensional biological sand barrier and application thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108360494A true CN108360494A (en) | 2018-08-03 |
| CN108360494B CN108360494B (en) | 2020-07-24 |
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Cited By (4)
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| CN109680672A (en) * | 2019-02-26 | 2019-04-26 | 洛阳智昊工程科技有限公司 | A kind of stony desertification prevention system and its prevention method |
| CN111296146A (en) * | 2020-03-26 | 2020-06-19 | 自然资源部第三海洋研究所 | Composite ecological windbreak for repairing vegetation on sea island windward slope |
| CN112913555A (en) * | 2021-01-19 | 2021-06-08 | 中国科学院西北生态环境资源研究院 | Comprehensive sand control method for gobi desert area |
| CN115136852A (en) * | 2022-08-09 | 2022-10-04 | 西藏自治区农牧科学院农业资源与环境研究所 | Method for treating mobile sand in alpine region |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109680672A (en) * | 2019-02-26 | 2019-04-26 | 洛阳智昊工程科技有限公司 | A kind of stony desertification prevention system and its prevention method |
| CN111296146A (en) * | 2020-03-26 | 2020-06-19 | 自然资源部第三海洋研究所 | Composite ecological windbreak for repairing vegetation on sea island windward slope |
| CN112913555A (en) * | 2021-01-19 | 2021-06-08 | 中国科学院西北生态环境资源研究院 | Comprehensive sand control method for gobi desert area |
| CN112913555B (en) * | 2021-01-19 | 2022-08-02 | 中国科学院西北生态环境资源研究院 | Comprehensive sand control method for gobi desert area |
| CN115136852A (en) * | 2022-08-09 | 2022-10-04 | 西藏自治区农牧科学院农业资源与环境研究所 | Method for treating mobile sand in alpine region |
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