CN105393893A - Constructing and building method for non-suitable-for-forestry new diked tidal flat coast protection forest backbone shelterbelt - Google Patents
Constructing and building method for non-suitable-for-forestry new diked tidal flat coast protection forest backbone shelterbelt Download PDFInfo
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- CN105393893A CN105393893A CN201510697797.XA CN201510697797A CN105393893A CN 105393893 A CN105393893 A CN 105393893A CN 201510697797 A CN201510697797 A CN 201510697797A CN 105393893 A CN105393893 A CN 105393893A
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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
- A01G23/00—Forestry
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B79/00—Methods for working soil
- A01B79/02—Methods for working soil combined with other agricultural processing, e.g. fertilising, planting
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/40—Protecting water resources
- Y02A20/402—River restoration
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/22—Improving land use; Improving water use or availability; Controlling erosion
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/40—Afforestation or reforestation
Abstract
The invention discloses a constructing and building method for non-suitable-for-forestry new diked tidal flat coast protection forest backbone shelterbelts, and belongs to the technical field of agricultural cultivation. The constructing and building method comprises the following steps: A, establishing basic facilities: digging a main river channel on a new diked tidal flat, building a water control gate, building road traffic of seawall land and a drainage system; B, cutting earth and turning soil, and piling mounds; C, planting container seedlings; D, loosening soil and tending: after a forest survives, performing soil loosening and tending; E, cutting weeds, covering soil and performing maintenance management. The method can make casuarina equisetifolia and other saline-alkali tolerant plants be able to normally grow on a non-suitable-for-forestry coastal new diked tidal flat, and improves survival rate of the protection forest. The method is beneficial for large-area popularization and application, and is an ecological and environmentally-friendly afforestation method. The method has significance for resisting major natural disasters in coastal regions.
Description
Technical field
The invention belongs to technical field of agricultural cultivation, relate to beach coast protection forest cultivation method, relate to a kind of structure and construction method of non-new Climacteric symptoms coast protection forest trunk shelterbelt suitable for afforestation specifically.
Background technology
Beach generally refers to Coastal beach more, tide between the coastal high water level of spring tide of main finger and low tide soaks area, China advocates and encourages coastal area to utilize Tidal Flat Reclamation to build up fields, and bring more land under cultivation, but the beach after enclosing and cultivating is all saline land, be transformed into arable land, need a large amount of fresh water just to can be used for plantation through to rinse for many years, due to along sea water and fresh water famine, therefore crops are difficult to growth, beach is transformed into that arable land cost is high and benefit is low, therefore at present as plough and seldom.
The natural calamities such as the typhoon that China takes place frequently every year, sudden and violent tide threaten people life property safety and the sustainable development of socio-economy.Coast protection forest is lived ecological infrastructure, and trunk shelterbelt is its first line of defence, is the important component part of coastal system of preventing and reducing natural disasters, and is common people " help trees ".Building coast protection forest trunk shelterbelt is the needs resisted coastal area major natural disasters, conscientiously safeguard coastal area ecological safety and long-term stability.
Horsetail beefwood (Casuarinaequisetifolia) belongs to Casuarinaceae, Casuarina, aiphyllium, Gao Keda 30 meters; Trunk is logical straight, and diameter reaches 70 centimetres; Strong positive, happiness hot climate, drought-resistant, barren, anti-salt marsh, also humidity, do not resist cold.Originate in Australia, Austronesia, China has introduced a fine variety more than 80 year history, and all there is cultivation on Guangdong, Guangxi, Fujian, Taiwan and the South China Sea Islands, rapidly, rudiment power is strong, and root system is deep and broad in growth, contrario conditional request is not high, and all can plant in area by the sea, and Casuarina equisetifolia Growth is rapid, wind resistance power is strong, is not afraid of sand and buries, energy Salt And Alkali Tolerance, its sand break and fixation function is good, and container seedling is higher than bareroot seedling survival rate, and growth rapidly, extensive use in production is the fine tree species of the windproof solid woods in southern china strand.Become the excellent pioneer tree species of tropical coast windproofing fixed sand, the eighties in last century starts to be generalized to subtropical zone, as the pioneer tree species of coastal land shelter forest trunk shelterbelt.
Coastal new Climacteric symptoms afforestation is a kind of special afforestation models, be different from land generally to afforest, coastal new Climacteric symptoms soil property is glued, permeability is poor, subterranean water level is high, soil salt content is high, be not suitable for general arboreal growth, therefore the soil of coastal new Climacteric symptoms how is transformed, transform as suitable for afforestationly, made the saline alkali tolerant plant normal growths such as horsetail beefwood, built coast protection forest trunk shelterbelt, for resisting coastal area major natural disasters, conscientiously safeguard that coastal area ecological safety is significant.
Summary of the invention
The present invention is to solve coastal new Climacteric symptoms cannot carry out the technical problem of planting trees in prior art, there is provided a kind of and make the saline alkali tolerant plants such as horsetail beefwood energy normal growth on non-coastal new Climacteric symptoms suitable for afforestation, and improve shelter forest survival rate, be conducive to structure and the construction method of a kind of non-suitable for afforestation new Climacteric symptoms coast protection forest trunk shelterbelt resisting coastal area major natural disasters.
In order to solve the problems of the technologies described above, the invention provides a kind of structure and construction method of non-new Climacteric symptoms coast protection forest trunk shelterbelt suitable for afforestation, described structure and construction method comprise the following steps.
A, foundation construction facility: in new Climacteric symptoms excavation trunk river course, build control sluice, build road traffic and the drainage system on ground, seawall, and described drainage system comprises and is arranged on auxiliary river course around trunk river course, drainage ditch and drain ditch.
B, shoveling are digged, are piled and build knoll: utilize grab claw to carry out shoveling and dig 1-4 time, and heap builds high pier or high ridge, and described high pier specification is: highly for 20cm-80cm kind plants pier, and footpath, the end is 100cm-250cm; Described high ridge specification is: be highly 30cm-80cm, a line is as a ridge; Dig in shoveling, pile when building knoll and sow the blue or green seed in field, by the buried process of field Chinese olive implementation before the blue or green fruit maturation in field, be conducive to like this utilizing plant transformation measure to improve soil; By improving plantation point height, increasing soil surface area, improving soil aeration water permeability, be beneficial to drench salt and support light, relative lowering of watertable, grow for arboreal growth and create comparatively suitable soil condition.
C, planting container seedling: newly enclosing and cultivating the container seedling that Salt And Alkali Tolerance arbor species are planted in district, as keynote seeds, select Salt And Alkali Tolerance flowers and trees to be planted in keynote seeds surrounding, and described Salt And Alkali Tolerance flowers and trees plantation 1-3 is capable; Implantation time is selected relatively little at wind-force, plants the greasy weather of pier ground moistening, cloudy day or drizzle sky; Seeding row spacing is set to 2m × 3m; Select above-mentioned suitable weather, adopt container seedling to plant, in lifting and plantation process, root system damaged is few, greatly can improve survival rate.
D, loosen the soil and foster: after afforestation survives, carrying out loosens the soil fosters, plantation pier topsoil loosens, uproot weeds, breaks clod into pieces, righting treelet, earth up, after afforestation survives, First Year carries out loosening the soil for 2 times and fosters, and described the loosening the soil time of fostering is that First Year to carry out first time mid-April to mid-May and loosens the soil and foster, and First Year to carry out second time mid-October to mid-November and loosens the soil and foster.
E, cut off weeds, mulching soil and maintenance management: cut off weeds along newly enclosing and cultivating district's east-west direction, centered by knoll, often row open 2 meters wide cradle band, mulching soil around treelet, carry out maintenance management.
Measure as a further improvement on the present invention, the structure of above-mentioned a kind of non-suitable for afforestation new Climacteric symptoms coast protection forest trunk shelterbelt and construction method, in described steps A, utilize reclamation by pumping filling method first to raise beach elevation, then build road traffic and the drainage system on ground, seawall.
The structure of above-mentioned a kind of non-suitable for afforestation new Climacteric symptoms coast protection forest trunk shelterbelt and construction method, in described step B, cut the earth and to dig time advance 1-2, and each interval of digging of cutting the earth be the time is 3-5 month.
Measure as a further improvement on the present invention, the structure of above-mentioned a kind of non-suitable for afforestation new Climacteric symptoms coast protection forest trunk shelterbelt and construction method, in described step B, described high pier specification is: highly for 30cm-60cm kind plants pier, and footpath, the end is 150cm-200cm.
The structure of above-mentioned a kind of non-suitable for afforestation new Climacteric symptoms coast protection forest trunk shelterbelt and construction method, in described step C, when planting container seedling, unfold the root system of planted container seedling, righting nursery stock, covers soft soil layer and layering is treaded.
The structure of above-mentioned a kind of non-suitable for afforestation new Climacteric symptoms coast protection forest trunk shelterbelt and construction method, in described step C, described keynote seeds are horsetail beefwood, eucalyptus belongs to seeds, the U.S. one or more Salt And Alkali Tolerance arbors not in oak, bamboo willow; Described auxiliary flowers and trees are one or more the Salt And Alkali Tolerance flowers and trees in sweet-scented oleander, Butia capitata, cotton rose, the rose of Sharon, photinia glabra.
The structure of above-mentioned a kind of non-suitable for afforestation new Climacteric symptoms coast protection forest trunk shelterbelt and construction method, in described step D, afforestation survive after Second Year and within the 3rd year, respectively carry out again loosening the soil for 3 times fostering, the described time of fostering of loosening the soil is respectively annual late March to late April, mid-June is to mid-July, early October is to early November, be conducive to like this keeping soil moisture and pricking gap, be conducive to treelet root growth, be conducive to soil microbial activity, can soil physical and chemical property be improved, be suitable for plant growth.
Compared with prior art, beneficial effect of the present invention is.
1, the present invention utilizes the characteristics such as the seeds water resistants such as horsetail beefwood are wet, Salt And Alkali Tolerance, by digging trenches to drain the water away, fetch earth on the spot, pile up the method that knoll or native ridge raise ground, adopt the methods such as the raw non-woven container seedling of 1-2, build ecology suitable for afforestationly, break tradition to be banketed by artificial " soil moved in improve the original " heap of high investment and raise the method that beach elevation builds ground suitable for afforestation, saved cost of forestation 7000 yuan for every mu, avoid the impact of artificial construction on strand new Climacteric symptoms soil and environment; And less salt fade time is short, and survival rate is high, it is a kind of method of forestation of ecological, environmental protective.
2, the present invention adopts grab claw to ditch wholely and makes knoll, with people carefully and neatly compared with, can whole ground cost 60% be reduced; Beach tradition adopts the very high people of cost carefully and neatly, but effect is bad, and the halophytes such as spartina alterniflora loisel, reed easily " staging a comeback ", also increases the follow-up costs of upbringing and uses.
3, the present invention arbors such as horsetail beefwoods after non-new Climacteric symptoms introduction and acclimatization suitable for afforestation, the resistance such as its Salt And Alkali Tolerance significantly strengthen, broken traditional horsetail beefwood to glue dysgonic document on geavy salt alkaline earth at Muddy Bottoms and record, make the arbors such as horsetail beefwood salt content reach more than 0.5% newly enclose and cultivate well-grown on Muddy Bottoms geavy salt alkaline earth beach.
4, the present invention adopts the raw non-woven container seedling afforestation of 1-2, and Salt And Alkali Tolerance, the strong stress resistance such as low temperature resistant, plant percent is high, is conducive to large scale application.
5, the present invention builds coast protection forest trunk shelterbelt at the non-new Climacteric symptoms suitable for afforestation of one, and the shelter forest trunk shelterbelt after growing into forest has more rich bio-diversity, good ecological functions and sea shore landscape, has laid good basis for carrying out strand eco-tour; Meanwhile, shorten new Climacteric symptoms and become ground suitable for afforestation time 3-5, accelerate coast protection forest construction progress, advance the exploitation of new Climacteric symptoms, make it play safeguard function in advance.
Embodiment
Below in conjunction with embodiment, the invention will be further described.
The invention provides a kind of structure and construction method of non-new Climacteric symptoms coast protection forest trunk shelterbelt suitable for afforestation, described structure and construction method comprise the following steps.
A, foundation construction facility: in new Climacteric symptoms excavation trunk river course, build control sluice, build road traffic and the drainage system on ground, seawall, and described drainage system comprises and is arranged on auxiliary river course around trunk river course, drainage ditch and drain ditch; First drain the salt water in seawall, and time tide opens and closes the control sluice that goes to sea, and reaches row salty, is conducive to draining salt reduction; If new Climacteric symptoms, lower than mean high water bit line, can utilize reclamation by pumping filling method first to raise beach elevation, then build road traffic and the drainage system on ground, seawall.
B, shoveling is digged, heap builds knoll: utilize grab claw to carry out shoveling and dig 1-4 time, and heap builds high pier or high ridge, glue according to coastal saline land soil property of newly enclosing and cultivating, permeability is poor, subterranean water level is high, the characteristics such as soil salt content is high, need by lifting native entire technique, plantation point height can be improved, increase soil surface area, improve soil aeration water permeability, being beneficial to drench salt supports light, relative lowering of watertable, grow for arboreal growth and create comparatively suitable soil condition, described high pier specification is: highly for 20cm-80cm kind plants pier, footpath, the end is 100cm-250cm, described high ridge specification is: be highly 30cm-80cm, a line is as a ridge, as advantageous measure of the present invention, described high pier specification is: highly for 30cm-60cm kind plants pier, and footpath, the end is 150cm-200cm.General beach elevation is lower, soil salt content is higher, and high pier or high ridge specification will increase, increase, and the number of times of digging of cutting the earth will increase.In May, cut the earth and dig, pile to calculate according to 4kg/ mu when building knoll and sow the blue or green seed (Tian Qing has another name called salty green grass or young crops, SesbaniacannabinaPer) in field, the pulse family field mountain valley with clumps of trees and bamboo belongs to, and annually goes alone upright herbaceous plant; Field mountain valley with clumps of trees and bamboo happiness temperature climate, drought resisting, resistant to diseases and insects are comparatively strong, have very strong salt tolerant, waterlogging, resistance to lean ability, by the buried process of field Chinese olive implementation before the blue or green fruit maturation in field, are conducive to like this utilizing plant transformation measure to improve soil; After the method improvement, soil becomes softer, and salt content significantly declines, and is suitable for Second Year and plants spring; Measure as a further improvement on the present invention, described shoveling is digged time advance 1-2, each cut the earth to dig is spaced apart 3-5 month.
C, planting container seedling: newly enclosing and cultivating the container seedling of district's plantation Salt And Alkali Tolerance arbor species, as keynote seeds, container seedling refers to the crop cultivated by special container or fruit tree, flowers, forest seedling; Container fills the matrix such as the abundant compost of nutrient, be everlasting plastic tunnel, greenhouse etc. protection facility in carry out nursery, growing of seedling can be made to obtain preferably nutrition and environmental condition, seedling is planted with rhizosphere mass of soil, in lifting and plantation process, root system damaged is few, tiller is fast, it is vigorous to grow, and can improve survival rate; Measure as a further improvement on the present invention, described keynote seeds are the Salt And Alkali Tolerance arbors such as alpine ash, Liu An, E. dunnii, horsetail beefwood, bamboo willow; Select Salt And Alkali Tolerance flowers and trees to be planted in keynote seeds surrounding, measure as a further improvement on the present invention, described auxiliary flowers and trees are the Salt And Alkali Tolerance flowers and trees such as sweet-scented oleander, the rose of Sharon, cotton rose, Chinese tamarisk, red red poplar; Described Salt And Alkali Tolerance flowers and trees plantation 1-3 is capable; Implantation time is selected relatively little at wind-force, plants the greasy weather of pier ground moistening, cloudy day or drizzle sky; Seeding row spacing is set to 2m × 3m; Select suitable weather to adopt container seedling plantation, strengthen tending management and soil covering, make it form coast protection forest trunk shelterbelt fast.Measure as a further improvement on the present invention, when planting container seedling, unfolds the root system of planted container seedling, righting nursery stock, covers soft soil layer and layering is treaded, and can enter upper step like this and improve survival rate.
D, loosen the soil and foster: after afforestation survives, carrying out loosens the soil fosters, plantation pier topsoil loosens, uproot weeds, breaks clod into pieces, righting treelet, earth up, after afforestation survives, First Year carries out loosening the soil for 2 times and fosters, and described the loosening the soil time of fostering is carry out first time First Year early April to loosen the soil and foster, and First Year to carry out second time mid-October and loosens the soil and foster; Measure as a further improvement on the present invention, afforestation survive after Second Year and within the 3rd year, respectively carry out again loosening the soil for 3 times fostering, described the loosening the soil time of fostering is respectively annual late March, mid-June and early October, can improve survival rate like this.
E, cut off weeds, mulching soil and maintenance management: cut off weeds along newly enclosing and cultivating district's east-west direction, centered by knoll, often row open 2 meters wide cradle band, mulching soil around treelet, carry out maintenance management.Annual summer (late June-late July) and before arriving winter (early and middle ten days in November), 1 covering is respectively carried out to the soil around plant, can foster in conjunction with loosening the soil and carry out together, covering is fresh and tender green grass, and cladding thickness about 5cm is advisable.As a kind of advantageous measure, plantation knoll is sowed the blue or green seed in field, and plant to be planted grows up to, and cradles field green grass or young crops cover in " two June ", in case nursery stock arid and to endure cold and dead.As young growth growing way is good, knoll is hidden by tree crown substantially, and soil can be stopped to cover.By soil overlay program, the soil erosion of plantation pier can be reduced, reduce soil moisture evaporation discharge, be conducive to keeping soil moisture and pricking gap, be conducive to treelet root growth, be conducive to soil microbial activity, can soil physical and chemical property be improved.
After afforestation, carrying out regular maintenance management work, fostering except loosening the soil, outside the work such as soil covering, carry out after-culture of being short of seedling in time, after heavy rain or strong wind, treelet is carried out in time and foster ridging, and carry out the work such as damage by disease and insect observation Investigation and Prevention.And often open up nitches and gutters, prevent forest land ponding.Carry out and regular manage and protect work, prevent people and animals from destroying; If run into the weather that Continuous Drought is short of rain, carry out drought resisting in time and protect woods work.If meet the disaster such as typhoon, heavy rain, carry out in time fostering, ridging etc. is cultivated and manages and protects work.
Embodiment 1:
A kind of structure of non-new Climacteric symptoms coast protection forest trunk shelterbelt suitable for afforestation and construction method, in new Climacteric symptoms excavation trunk river course, build control sluice, build road traffic and the drainage system on ground, seawall, utilize grab claw to shift to an earlier date shoveling in 1 year and dig, cutting the earth digs is spaced apart 3 months, carry out 4 shovelings to dig, and heap builds high pier, the height of high pier is that 40cm kind plants pier, and footpath, the end is 150cm; May carry out shoveling dig, pile and build knoll time to calculate according to 4kg/ mu and sow the blue or green seed in field, by the buried process of field Chinese olive implementation before the blue or green fruit maturation in field; Newly enclosing and cultivating the Salt And Alkali Tolerance arbors such as district's plantation alpine ash, Liu An, E. dunnii, horsetail beefwood, bamboo willow as keynote seeds, with Salt And Alkali Tolerance flowers and trees such as sweet-scented oleander, the rose of Sharon, cotton rose, Chinese tamarisk, red red poplars for auxiliary flowers and trees are planted in keynote seeds surrounding, Salt And Alkali Tolerance flowers and trees plant 3 row, plant when wind-force is relatively little, cloudy, seeding row spacing is 2m × 3m; During planting container seedling, unfold the root system of planted container seedling, righting nursery stock, cover soft soil layer and layering is treaded.
After afforestation survives, carrying out loosens the soil fosters, plantation pier topsoil loosens, uproot weeds, breaks clod into pieces, righting treelet, earth up, after afforestation survives, First Year carries out loosening the soil for 2 times and fosters, and namely carries out first time in First Year early April and loosens the soil and foster, and to carry out second time mid-October loosen the soil and foster at First Year; Afforestation survive after Second Year and within the 3rd year, respectively carry out again loosening the soil for 3 times fostering, described the loosening the soil time of fostering is respectively annual late March, mid-June and early October.Cutting off weeds along newly enclosing and cultivating district's east-west direction, centered by knoll, often row open 2 meters wide cradle band, mulching soil around treelet, carry out maintenance management, and often open up nitches and gutters, prevent forest land ponding.Carry out and regular manage and protect work, prevent people and animals from destroying; By above-mentioned measure, plant percent reaches 90%.
Embodiment 2:
A kind of structure of non-new Climacteric symptoms coast protection forest trunk shelterbelt suitable for afforestation and construction method, in new Climacteric symptoms excavation trunk river course, build control sluice, build road traffic and the drainage system on ground, seawall, utilize grab claw to shift to an earlier date shoveling in 1 year and dig, cutting the earth digs is spaced apart 4 months, carry out 3 times, and heap builds high pier, the height of high pier is that 50cm kind plants pier, and footpath, the end is 180cm; May carry out shoveling dig, pile and build knoll time to calculate according to 4.2kg/ mu and sow the blue or green seed in field, by the buried process of field Chinese olive implementation before the blue or green fruit maturation in field; Newly enclosing and cultivating the Salt And Alkali Tolerance arbors such as district's plantation horsetail beefwood, alpine ash, Liu An, E. dunnii as keynote seeds, with Salt And Alkali Tolerance flowers and trees such as tower cypress, Bischofia javanica Bl, sweet-scented oleander, cotton rose, Chinese tamarisk, middle mountain China firs for auxiliary flowers and trees are planted in keynote seeds surrounding, Salt And Alkali Tolerance flowers and trees plant 2 row, plant when wind-force is relatively little, cloudy, seeding row spacing is 2m × 3m; During planting container seedling, unfold the root system of planted container seedling, righting nursery stock, cover soft soil layer and layering is treaded.After afforestation survives, carry out loosening the soil Tending methods with embodiment 1, and carry out and regular manage and protect work, by above-mentioned measure, plant percent reaches 93%.Above-described embodiment, by improving plantation point height, increasing soil surface area, improving soil aeration water permeability, be beneficial to drench salt and support light, relative lowering of watertable, grow create comparatively suitable soil condition for arboreal growth.
Above embodiment of the present invention is explained in detail; but the present invention is not limited to above-mentioned embodiment; to those skilled in the art, can also do some modification and improvement under the premise of not departing from the present invention, these also should be considered as belonging to protection scope of the present invention.
Claims (7)
1. the structure of a non-new Climacteric symptoms coast protection forest trunk shelterbelt suitable for afforestation and construction method, is characterized in that: described structure and construction method comprise the following steps:
A, foundation construction facility: in new Climacteric symptoms excavation trunk river course, build control sluice, build road traffic and the drainage system on ground, seawall, and described drainage system comprises and is arranged on auxiliary river course around trunk river course, drainage ditch and drain ditch;
B, shoveling are digged, are piled and build knoll: utilize grab claw to carry out shoveling and dig 1-4 time, and heap builds high pier or high ridge, and described high pier specification is: highly for 20cm-80cm kind plants pier, and footpath, the end is 100cm-250cm; Described high ridge specification is: be highly 30cm-80cm, a line is as a ridge; Dig in shoveling, pile when building knoll and sow the blue or green seed in field, by the buried process of field Chinese olive implementation before the blue or green fruit maturation in field;
C, planting container seedling: newly enclosing and cultivating the container seedling that Salt And Alkali Tolerance arbor species are planted in district, as keynote seeds, select Salt And Alkali Tolerance flowers and trees to be planted in keynote seeds surrounding, and described Salt And Alkali Tolerance flowers and trees plantation 1-3 is capable; Implantation time is selected relatively little at wind-force, plants the greasy weather of pier ground moistening, cloudy day or drizzle sky; Seeding row spacing is set to 2m × 3m;
D, loosen the soil and foster: after afforestation survives, carrying out loosens the soil fosters, plantation pier topsoil loosens, uproot weeds, breaks clod into pieces, righting treelet, earth up, after afforestation survives, First Year carries out loosening the soil for 2 times and fosters, and described the loosening the soil time of fostering is that First Year to carry out first time mid-April to mid-May and loosens the soil and foster, and First Year to carry out second time mid-October to mid-November and loosens the soil and foster;
E, cut off weeds, mulching soil and maintenance management: cut off weeds along newly enclosing and cultivating district's east-west direction, centered by knoll, often row open 2 meters wide cradle band, mulching soil around treelet, carry out maintenance management.
2. the structure of a kind of non-new Climacteric symptoms coast protection forest trunk shelterbelt suitable for afforestation according to claim 1 and construction method, it is characterized in that: in described steps A, utilize reclamation by pumping filling method first to raise beach elevation, then build road traffic and the drainage system on ground, seawall.
3. the structure of a kind of non-new Climacteric symptoms coast protection forest trunk shelterbelt suitable for afforestation according to claim 1 and construction method, is characterized in that: in described step B, and cut the earth the time advance 1-2 that digs, each cut the earth to dig is spaced apart 3-5 month.
4. the structure of a kind of non-new Climacteric symptoms coast protection forest trunk shelterbelt suitable for afforestation according to claim 3 and construction method, it is characterized in that: in described step B, described high pier specification is: highly for 30cm-60cm kind plants pier, and footpath, the end is 150cm-200cm.
5. the structure of a kind of non-new Climacteric symptoms coast protection forest trunk shelterbelt suitable for afforestation according to claim 1 and construction method, it is characterized in that: in described step C, when planting container seedling, unfold the root system of planted container seedling, righting nursery stock, covers soft soil layer and layering is treaded.
6. the structure of a kind of non-new Climacteric symptoms coast protection forest trunk shelterbelt suitable for afforestation according to claim 1 and construction method, it is characterized in that: in described step C, described keynote seeds are horsetail beefwood, eucalyptus belongs to seeds, the U.S. one or more Salt And Alkali Tolerance arbors not in oak, bamboo willow; Described auxiliary flowers and trees are one or more the Salt And Alkali Tolerance flowers and trees in sweet-scented oleander, Butia capitata, cotton rose, the rose of Sharon, photinia glabra.
7. the structure of a kind of non-new Climacteric symptoms coast protection forest trunk shelterbelt suitable for afforestation according to claim 1 and construction method, it is characterized in that: in described step D, afforestation survive after Second Year and within the 3rd year, respectively carry out again loosening the soil for 3 times fostering, the described time of fostering of loosening the soil is respectively annual late March to late April, mid-June, early October was to early November to mid-July.
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| CN115088577A (en) * | 2022-07-18 | 2022-09-23 | 江苏省林业科学研究院 | Mechanical Taitian afforestation method for coastal beach saline-alkali soil |
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| CN106576486A (en) * | 2016-12-27 | 2017-04-26 | 南京林业大学 | Method of converting severely lost soil on a surface layer of a mudflat into a forest land in a quick and highly efficient manner |
| CN108157047A (en) * | 2018-01-15 | 2018-06-15 | 张云生 | A kind of method in the rapid build ecoscape type shelter belt on new Climacteric symptoms |
| CN115088577A (en) * | 2022-07-18 | 2022-09-23 | 江苏省林业科学研究院 | Mechanical Taitian afforestation method for coastal beach saline-alkali soil |
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