CN109845444A - A kind of arid-desert area forestation without irrigation revegetation method - Google Patents
A kind of arid-desert area forestation without irrigation revegetation method Download PDFInfo
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- CN109845444A CN109845444A CN201910131996.2A CN201910131996A CN109845444A CN 109845444 A CN109845444 A CN 109845444A CN 201910131996 A CN201910131996 A CN 201910131996A CN 109845444 A CN109845444 A CN 109845444A
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- arid
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- desert area
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- revegetation
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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
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Abstract
The invention discloses a kind of arid-desert area forestation without irrigation revegetation methods.Method includes the following steps: (1) selects arid-desert area drought-enduring plant, predominantly natural vegetation;(2) kind of a plant hole is excavated, and applies the soil moisture conservation renovation agent of natural sodium bentonite and weathered coal mixing into kind of plant hole;(3) vegetation is transplanted in kind of plant hole, fine earth backfill, in root, surrounding is treaded, and forms catch pit;(4) root water is sufficiently irrigated after transplanting, the later period is without pouring water.Revegetation method provided by the invention has wide applicability in arid-desert area afforestation, its soil moisture conservation renovation agent and catch pit can significantly increase arid-desert area restoration of the ecosystem performance, make the survival rate planted seedlings up to 80% or more, storage rate is up to 75% or more, and seedling growth amount is improved, reduce cost of forestation;Fundamentally solves the forestation without irrigation revegetation difficult problem under 50 millimeters of annual precipitation or more natural conditions.
Description
Technical field
The present invention relates to deserta reconstruction technique fields, and in particular to arid-desert area forestation without irrigation revegetation side
Method.
Background technique
Arid-desert area rainfall is rare, and evaporation is strong, the soil shifting of sand dunes and salination is serious, water resources shortage, dust and sand weather
Occur frequently, these factors cause arid-desert area ecological environment extremely fragile, and Afforestation conditions are poor, the surrival rate of afforestation and storage rate
Low, the problems such as growth potential is weak, therefore solve the problems, such as that arid-desert area revegetation is extremely urgent.
Currently, arid-desert area afforestation shortage of water resources problem not can solve always, revegetation human and material resources, financial resources
Cost remains high, and does not solve the problems, such as arid-desert area ecology fragility fundamentally.
It is also had been reported that about irrigation-free afforestation technology, domestic scholars Jiang, which plants spade into equal bonding cracks, cracks-be inserted into nursery stock jam-packed
Root system-treaded with foot, the methods of macromolecule water-retaining agent and root-inducing powder, realizes desert area without irrigation in annual precipitation >=100mm
It afforests, but understands the moisture of back suction root system of plant after the dehydration of macromolecule water-retaining agent when extreme drought occurs, reduce plant storage rate;
Pan Cunde etc. realizes sacsaoul without filling using covering husky and volume water storage technical measures under annual precipitation 100mm-150mm natural conditions
Afforestation is irrigate, but survival rate does not refer to, and cost of forestation is high;The invention of above two scholars need to be illustrated at 100 millimeters of annual precipitation
Arid-desert area below cannot achieve.The present invention overcomes disadvantages described above, provide it is a kind of it is easy to operate, cost is relatively low, effect
Good arid-desert area is afforested revegetation method, promote in arid-desert area, have using this method to revegetation it is existing
Sincere justice.
Summary of the invention
The purpose of the present invention is to provide a kind of forestation without irrigation method of arid-desert area revegetation, this method can change
Become water resources shortage, the problems such as surrival rate of afforestation is low, storage rate is low and cost of forestation is high, promotes the vegetation weight of arid-desert area
It builds.
To achieve the above object, the present invention uses following methods:
A kind of arid-desert area forestation without irrigation revegetation method, at 50 millimeters of annual precipitation or more without irrigation nature
Under the conditions of, the natural vegetation strong in arid-desert area drought-resistant ability is suitable for by application, in conjunction with excavate kind of a plant hole, soil moisture conservation technology and
Irrigation method, so that the later period without irrigating, can be improved plant percent, storage rate and increment, reduce cost of forestation.
The strong natural vegetation of the drought-resistant ability, including sacsaoul, Chinese tamarisk, caragana microphylla, hedysarum scoparium, husky honey raisin tree or caragana microphylla
Deng.
The diameter of the plantation plant hole is 20-30 centimetres, and depth is 30-40 centimetres.
The soil moisture conservation technology is to apply natural sodium bentonite and weathered coal weight proportion in kind of plant hole as the mixing of 2.5:1
Preserve soil moisture renovation agent, the fineness of natural sodium bentonite miberal powder and weathered coal miberal powder up to more than 100 mesh, and with after the uniform mix of soil
Vegetation plant is carried out, requires to determine plantation according to the depth of planting of vegetation in kind of plant hole, fine earth backfill, surrounding is stepped in root
It is real, catch pit is formed after planting plant hole planting plants, catch pit depth is retained in 20-25 centimetres, for collecting irrigation water and precipitation.
The irrigation method is that a root water is irrigated after planting, and the later period is without irrigating.
Arid biogeographic zone forestation without irrigation revegetation method of the invention is compared with existing afforestation technology: in 50 milli of annual precipitation
Meter or more natural conditions under afforest, do not have to irrigate, cost of forestation is low, and survival rate and growth amount is high;And the present invention is dry
Non-irrigated Desert Regions afforestation not only has wide applicability, can increase the type of vegetation, and it is micro- to can change arid-desert area
Landform is the colonization of other tree species and is created condition.
Detailed description of the invention
Fig. 1 is arid-desert area forestation without irrigation revegetation method plantation schematic diagram of the present invention.
Specific embodiment
Fig. 1 is arid-desert area forestation without irrigation revegetation method plantation schematic diagram of the present invention.
Method of the present invention is real without afforestation is irrigated in the Xinjiang economic and technological development zone Zhun Dong in November, 2017
Base (coordinate: 89 ° 07 ' 15.25 ", 44 ° 40 ' 15.39 ") application is tested, area is 1200 mu;The area is seated the quasi- Ge Er basin in east
Ground, ancient capital Xi'an innerland, long-term drought, evaporation capacity are far longer than precipitation, and average of the whole year wind speed is larger, husky
Dirt weather occurs frequently, and inclement condition of planting trees does not have man-made irrigation condition, so introducing arid-desert area without irrigation
Afforestation revegetation method.In October, 2017 installs in the Xinjiang economic and technological development zone Zhun Dong without afforestation Experimental Base is irrigated
HOBO meteorological to survey instrument, by atmospherium data it can be seen that start-stop on October 27 in 2017 is to local area on October 31st, 2018
Domain precipitation is 49.40 millimeters total, belongs to Extreme drought weather;For maximum temperature up to 44.196 DEG C, temperature has 23 up to 40 DEG C or more
It, solar radiation maximum reaches 994.4W/m2, wind speed maximum reach 11.08m/s, gust velocity maximum reach 19.64m/s.Specific implementation
Under such as:
Embodiment 1
It is that plant object selects 2 years raw sacsaoul seedlings to guarantee sapling quality with the primary sacsaoul in arid-desert area
Wood, root system is not damaged, cleaves, and disease pest seedling, maimed seedling are for afforesting.
Kind of a plant hole is excavated, the diameter of plant pit is 25 centimetres, and kind plant hole is 35 centimetres deep, and it is swollen that natural sodium base is applied into kind of plant hole
Profit soil and the soil moisture conservation renovation agent of weathered coal mixing are applied according to natural sodium bentonite with weathered coal weight proportion for 2.5:1
With, specifically: 500g natural sodium bentonite and 200g weathered coal, the fineness of natural sodium bentonite miberal powder and weathered coal miberal powder
Up to more than 100 mesh, and with transplanted after the uniform mix of soil;The sacsaoul depth of planting 10-15cm in kind of plant hole, fine earth backfill, and
In root, surrounding is treaded, and forms catch pit after planting sacsaoul, catch pit depth is 20-25 centimetres, for collecting irrigation water and precipitation;
Artificial sufficiently to irrigate a root water, the later period is without pouring water.
It is obtained such as after Experimental Base is planted trees using this method 1 year without irrigation in the Xinjiang economic and technological development zone Zhun Dong
Lower effect: plant 1 year after vegetation grow fine, it is no jaundice, it is withered phenomena such as, October 20 2018 autumn investigation statistics
For sacsaoul survival rate up to 81.21%, storage rate 76.48%, sacsaoul root soil average moisture content is 11.63%, and average plant height reaches
89.92cm, even crown diameter reach 63.71cm.
Embodiment 2
It is that plant object selects 2 years raw red building seedlings to guarantee sapling quality with the primary red building in arid-desert area
Wood, root system is not damaged, cleaves, and disease pest, maimed seedling are for afforesting.
Kind of a plant hole is excavated, the diameter of plant pit is 25 centimetres, and kind plant hole is 40 centimetres deep, and it is swollen that natural sodium base is applied into kind of plant hole
Profit soil and the soil moisture conservation renovation agent of weathered coal mixing are applied according to natural sodium bentonite with weathered coal weight proportion for 2.5:1
With, specifically: 600g natural sodium bentonite and 240g weathered coal, the fineness of natural sodium bentonite miberal powder and weathered coal miberal powder
Up to more than 100 mesh, and with transplanted after the uniform mix of soil;The Chinese tamarisk depth of planting 15-20cm in kind of plant hole, fine earth backfill, and
In root, surrounding is treaded, and forms catch pit formation catch pit after planting red building, and catch pit depth is 20-25 centimetres, is filled for collecting
Irrigate water and precipitation;A root water is sufficiently irrigated, the later period is without pouring water.
It is taken after Experimental Base is planted trees using this patent method 1 year without irrigation in the Xinjiang economic and technological development zone Zhun Dong
Obtain following effect: vegetation grows fine after plant 1 year, no phenomena such as turning to be yellow, is withered, investigation on October 20 2018 autumn
Chinese tamarisk survival rate is counted up to 80.95%, storage rate 75.52%, red building root soil average moisture content is 12.17%, average strain
Up to 99.71cm, even crown diameter reach 84.45cm.
Comparative example
Check plot delimited without afforestation Experimental Base is irrigated in the Xinjiang economic and technological development zone Zhun Dong, with arid biogeographic zone original
Raw sacsaoul and red building are plant object, in order to guarantee quality of planting seedlings, select 2 years raw sacsaouls, red building to grow directly from seeds healthy nursery stock, each choosing plant
5000 plants.Soil moisture conservation renovation agent is not applied when plantation, does not do catch pit, plantation is planted seedlings, fine earth backfill, treaded, sufficiently irrigates after plantation
Root water, later period are as a result as follows without irrigation: the development degree that plants seedlings grown under natural growthing condition is very low, Survival rate of nursery stock
Rate and storage rate are equal less than 20%, and sacsaoul, red building root soil moisture content are less than 5%, specific investigation statistics index such as table 1.
1 plant survival rate of table, increment inventory statistical form
Finally, it should be noted that the foregoing is only a preferred embodiment of the present invention, it is not intended to restrict the invention,
Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art, still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features.
All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in of the invention
Within protection scope.
Claims (6)
1. a kind of arid-desert area forestation without irrigation revegetation method, it is characterized in that: in 50 millimeters of annual precipitation or more of nothing
It irrigates under natural conditions, the natural vegetation strong in arid-desert area drought-resistant ability is suitable for by application, in conjunction with an excavation kind plant hole, protect
Moisture in the soil technology and irrigation method carry out revegetation.
2. forestation without irrigation revegetation method in arid-desert area according to claim 1, it is characterized in that: the drought resisting energy
The strong natural vegetation of power, including sacsaoul, Chinese tamarisk, caragana microphylla, hedysarum scoparium, husky honey raisin tree or caragana microphylla.
3. forestation without irrigation revegetation method in arid-desert area according to claim 1, it is characterized in that: described kind of plant hole
Diameter be 20-30 centimetres, depth be 30-40 centimetres.
4. forestation without irrigation revegetation method in arid-desert area according to claim 1, it is characterized in that: the soil moisture conservation skill
Art is the mixing soil moisture conservation renovation agent for applying natural sodium bentonite and weathered coal weight proportion in kind of plant hole as 2-3:1, natural sodium
The fineness of base bentonite miberal powder and weathered coal miberal powder up to more than 100 mesh, and with vegetation plant is carried out after the uniform mix of soil, planting
It requires to determine plantation according to the depth of planting of vegetation in plant hole, fine earth backfill, in root, surrounding is treaded, after planting plant hole planting plants
Catch pit is formed, catch pit depth is retained in 20-25 centimetres, for collecting irrigation water and precipitation.
5. forestation without irrigation revegetation method in arid-desert area according to claim 1, it is characterized in that: the side of pouring water
Formula is that a root water is sufficiently irrigated after transplanting, and the later period is without pouring water.
6. forestation without irrigation revegetation method in arid-desert area according to claim 4, it is characterized in that: natural sodium base is swollen
The weight proportion of profit soil and weathered coal is 2.5:1.
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Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110603920A (en) * | 2019-08-14 | 2019-12-24 | 中国农业科学院农业资源与农业区划研究所 | Salix purpurea shrub planting system and method in desertification soil in alpine region |
CN111362754A (en) * | 2020-05-06 | 2020-07-03 | 新疆永林水草生态研究有限公司 | Restoration root-protecting agent for improving desert afforestation survival rate and application thereof |
CN111406598A (en) * | 2020-05-06 | 2020-07-14 | 新疆永林水草生态研究有限公司 | Root dipping agent for large and medium-diameter grade seedling transplanting minerals dug in sand and application of root dipping agent |
CN112088744A (en) * | 2020-09-24 | 2020-12-18 | 内蒙古农业大学 | Semi-pit afforestation method suitable for desert regions |
CN112790052A (en) * | 2021-01-12 | 2021-05-14 | 新疆大漠奇观生态科技有限公司 | Natural sodium bentonite soil moisture conservation and grass prevention ecological mat used along railway and manufacturing method thereof |
CN112878467A (en) * | 2021-01-12 | 2021-06-01 | 新疆大漠奇观生态科技有限公司 | Ecological rainwater collection system of preventing grass is protected to soil moisture along railway |
CN113141963A (en) * | 2021-05-12 | 2021-07-23 | 冯寅华 | Desert irrigation-free tree planting method using water-retaining resin for saturated water absorption and slow-release soil moisture preservation |
CN117016305A (en) * | 2023-09-20 | 2023-11-10 | 新疆林科院造林治沙研究所 | Vegetation restoration method and device for seedling planting with cave-type structure |
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Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
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CN110603920A (en) * | 2019-08-14 | 2019-12-24 | 中国农业科学院农业资源与农业区划研究所 | Salix purpurea shrub planting system and method in desertification soil in alpine region |
CN111362754A (en) * | 2020-05-06 | 2020-07-03 | 新疆永林水草生态研究有限公司 | Restoration root-protecting agent for improving desert afforestation survival rate and application thereof |
CN111406598A (en) * | 2020-05-06 | 2020-07-14 | 新疆永林水草生态研究有限公司 | Root dipping agent for large and medium-diameter grade seedling transplanting minerals dug in sand and application of root dipping agent |
CN112088744A (en) * | 2020-09-24 | 2020-12-18 | 内蒙古农业大学 | Semi-pit afforestation method suitable for desert regions |
CN112790052A (en) * | 2021-01-12 | 2021-05-14 | 新疆大漠奇观生态科技有限公司 | Natural sodium bentonite soil moisture conservation and grass prevention ecological mat used along railway and manufacturing method thereof |
CN112878467A (en) * | 2021-01-12 | 2021-06-01 | 新疆大漠奇观生态科技有限公司 | Ecological rainwater collection system of preventing grass is protected to soil moisture along railway |
CN112790052B (en) * | 2021-01-12 | 2023-11-24 | 新疆大漠奇观生态科技有限公司 | Natural sodium bentonite soil moisture conservation grass-proof ecological pad for railway line and manufacturing method thereof |
CN113141963A (en) * | 2021-05-12 | 2021-07-23 | 冯寅华 | Desert irrigation-free tree planting method using water-retaining resin for saturated water absorption and slow-release soil moisture preservation |
CN117016305A (en) * | 2023-09-20 | 2023-11-10 | 新疆林科院造林治沙研究所 | Vegetation restoration method and device for seedling planting with cave-type structure |
CN117016305B (en) * | 2023-09-20 | 2024-03-19 | 新疆林科院造林治沙研究所 | Vegetation restoration method and device for seedling planting with cave-type structure |
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