CN102160483A - Method for afforesting desert and retaining water - Google Patents
Method for afforesting desert and retaining water Download PDFInfo
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- CN102160483A CN102160483A CN2011100472723A CN201110047272A CN102160483A CN 102160483 A CN102160483 A CN 102160483A CN 2011100472723 A CN2011100472723 A CN 2011100472723A CN 201110047272 A CN201110047272 A CN 201110047272A CN 102160483 A CN102160483 A CN 102160483A
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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 relates to the field of ecological environment protection, in particular to a method used for afforesting a desert. The method used for afforesting the desert comprises the following steps of: 1, excavating a filling slot; 2, paving a waterproof impervious layer; 3, paving a sand layer; 4, paving a plant growing layer; and 5, paving a straw plaited grid. The waterproof impervious layer is arranged in the sand layer, the waterproof impervious layer stops flow direction of water, and water can not leak everywhere deep in the sand layer, thus the aim of saving water is achieved; the used material is environmentally friendly, and human and natural environment can not be polluted; water supply is reasonable, water can be uniformly supplied to plants used for afforesting, the plants can rapidly grow, and the problems of water for afforesting the desert and rainwater seepage control can be effectively solved. The method has a wide application field and is convenient for standardization construction. By applying the method to afforest the desert, a conditioned desert can be afforested, desert vegetation coverage rate can be improved, and a local ecological environment of the desert can be improved.
Description
Technical field
The present invention relates to the ecological environmental protection field, be specifically related to a kind of method that is used for desert afforestation.
Background technology
World wide is interior because human incorrect manner causes global warming now, the desertification aggravation, and sandstorm is on the rise.The annual loss that causes because of sandstorm of China is up to more than 500 hundred million RMB, directly influence the existence of population more than 400,000,000, sandstorm causes environment for human survival to worsen, desertization causes soil, zone, desert to reduce, productivity descends, grassland, grassland quality descends, desertification causes the regional economy pauperization, the desert area personnel can't shake off poverty, can't invite outside investment, lack point of economic increase, restricted Chinese economic development, the economic loss that desertification causes is not second to the loss of earthquake, debris flow, snow disaster, flood.
In order effectively to administer desertization, change the ecotope of part, desert, the control sand damage is a kind of effectively improvement method in grass greenization of desert surface kind, still, the difficulty of desert afforestation is very big, a lot of people are seeking a kind of method of effective greening, but all are difficult to reach the effect of greening and improvement, and the method for people's afforestation desert has at present: mainly bury sand bed with soil and stone, this method cost is high, and this method can not be adopted in most of area; Also useful straw checkerboard barrier fixes the sand, and the method sand control is time-consuming takes a lot of work, and the life-span is very short; A part is fixed the sand with chemical method in addition, utilizes pitch, and plastic products fix the sand, and this method one is to have wasted a large amount of energy and resource, and the 2nd, caused the pollution of environment, the 3rd, the life-span is short, can not solve root problem.The another one problem is to afforest in the desert, and the water that waters will randomly leak into sand bed inside, and the waste of water is very serious, and at above problem, we have invented a kind of multilayer water proof that is used for desert afforestation block water impervious barrier material and using method at once.
Summary of the invention
The objective of the invention is to avoid the deficiencies in the prior art that a kind of method that is used for the desert afforestation water conservation is provided.
For achieving the above object, the technical scheme that the present invention takes is: a kind of method that is used for the desert afforestation water conservation, comprise the steps,
Step 1, dig filling slot: on the sand bed of needs greening, dig the filling slot that the degree of depth is 300～900mm, and with the leveling of filling slot bottom;
Step 2, lay the impervious barrier that blocks water: at first laying depth is 2～5mm impervious barrier that blocks water in filling slot bottom that step 1 is dug out;
Step 3, lay sand bed: laying depth is the sand bed of 300～900mm above the impervious barrier that blocks water that step 2 lays;
Step 4, lay top soil: laying depth is the top soil of 100～120mm above sand bed that step 3 is completed;
Step 5, lay the straw plaited grid: above the top soil that step 4 lays or/and below lay one deck straw plaited grid at least, described straw plaited grid refers to the grid that straw, wheat straw or other crops are weaved into; The straw plaited grid works to stablize top soil in system.
Further, when step 2 is laid the impervious barrier that blocks water, also comprise and lay the step that adds heavy kraft paper: step 2 lay the impervious barrier that blocks water above or/and below lay one deck thickening brown paper at least.Add heavy kraft paper and work the infiltration effect that blocks water of protecting.
Further, the mixture layer formed by the material of following percent by weight umber of the described impervious barrier that blocks water:
Sodium Polyacrylate 30～50% modified starches 60～70%.
This mixture becomes a kind of material of colloidal state after suction.This impervious barrier thickness under the suction state that blocks water is 2-3mm.Its effect has two: one is to play resistance effect and water-impervious effect; Another effect has been the effect of water conservation, suction, storage water, and being equivalent to provides a miniature reservoir of solid to plant, and root system of plant can be at normal growth around it.
Further, the mixture layer formed by the material of following percent by weight umber of described top soil:
Farmland, orchard planting mellow soil 50～70% organic manure 10～30%
Length is agricultural crop straw 2～5% ash 1%～3% of 30～50mm
Plant water keeping agent 0.01～0.04% chemical fertilizer 0.1～0.3%
Plant seed 0.03～0.05%.
Described organic manure is meant the fertilizer of captive animal; Described agricultural crop straw is meant multiple kinds of crops canes such as wheat straw bar, straw stem, flax bar, has been skeleton function; Described ash is meant burning or cooks with the plant roots cauline leaf ash that burns down, plays loosening function; Described plant seed is: can plant cereal crops and economic crops on the ground that water condition is good, seeds such as available wheat, rape, soybean; Extremely drought-enduring psammophytes can be planted in ground in the water condition difference, as hedysarum scoparium, shrubby flase indigo, Ammopiptanthus mongolicus, seed wormwood artemisia, Atyiplex canescen, white thorn, caragana microphylla etc.
Further, the corn that described plant water keeping agent is modification or Ipomoea batatas or potato starch play water retention.
Further, the mixing fertilizer that described chemical fertilizer is made up of the material of following percent by weight umber,
Urea is 70～50% nitrogenous, the Nitrogen, Phosphorus and Potassium 30～50% of phosphorus, potassium.Provide the chemotrophy that to grow composition to plant.
The effect of described top soil is: provide to plant and take root growing environment, because plant can't survive on mobile sand bed surface at all, on this nutritive layer soil characteristic is arranged, it contains abundant organic matter, the required N of plant growing, P, K nutrient are arranged, its springy texture, helping plant takes root, it contains the water-loss reducer composition, it can water-absorbing-retaining, this water-permeable and water retention plant growing nutritive layer is well suited for plant growing, and the effect of straw plaited grid is the effect of stablizing water-permeable and water retention plant growing nutritive layer.Finish above-mentioned technical process, water water on the surface, plant just can grow.
Further, the described heavy kraft paper that adds is to add heavy kraft paper through what machine oil soaked.
The invention has the beneficial effects as follows:
1, use can be saved a large amount of waters in the desert, on greening face, water, absorb by water-permeable and water retention plant growing nutritive layer earlier, redundance moisture content temporarily is seeped in the sand bed of bottom, owing to be provided with the impervious barrier that blocks water in the sand bed, the impervious barrier that blocks water has stoped the flow direction of water, and water or else can be toward sand bed depths random everywhere seepage, thereby reaches water-saving purpose;
2, the material of Shi Yonging all is environmental protections, can not pollute the Man ﹠ Nature environment;
3, owing to reasonably supply water, can supply with the used plant of greening uniformly, plant can grow up fast, effectively solves afforestation desert water and rainwater antiseepage problem.
4, it is extensive to have an application region, is convenient to the standardization construction.
5, come the afforestation desert can be with this method with the desert afforestation that can afforest with good conditionsi, improve the desert vegetation coverage rate, can improve the ecotope of part, desert, can be in the desert planting forage grass, medicinal material plant, fruit plant, grain plant, allow the desert provide more resources, effectively solve the problem of desert afforestation and utilization for the mankind.
Description of drawings
Fig. 1 is a process chart of the present invention;
Fig. 2 is the structural representation after technology of the present invention is finished.
Embodiment
Below in conjunction with accompanying drawing principle of the present invention and feature are described, institute gives an actual example and only is used to explain the present invention, is not to be used to limit scope of the present invention.
Embodiment 1: shown in Figure 2 as Fig. 1, a kind of method that is used for the desert afforestation water conservation comprises the steps,
Step 1 is dug filling slot: dig the filling slot that the degree of depth is 300～900mm on the sand bed of needs greening, and with the leveling of filling slot bottom, be about to original sand bed 6 levelings of filling slot bottom;
Step 2, lay the impervious barrier 4 that blocks water: at first laying depth is 2～5mm impervious barrier that blocks water in filling slot bottom that step 1 is dug out;
Step 3, laying also comprise when blocking water impervious barrier lays the step that adds heavy kraft paper: one deck thickening brown paper 3 is at least all laid in the above and below that lays the impervious barrier 4 that blocks water in step 2.Add heavy kraft paper and work the infiltration effect that blocks water of protecting.
Step 4, lay sand bed 5: laying depth is the sand bed of 300～900mm above the impervious barrier that blocks water that step 2 lays;
Step 5, lay top soil 2: laying depth is the top soil of 100～120mm above sand bed 5 that step 3 is completed;
Step 6, lay straw plaited grid 1: all lay one deck straw plaited grid 1 at least in the top soil above and below that step 4 lays, described straw plaited grid refers to the grid that straw, wheat straw or other crops are weaved into; The straw plaited grid works to stablize top soil in system.
The mixture layer that the described impervious barrier that blocks water is made up of the material of following percent by weight umber:
Sodium Polyacrylate 30～50% modified starches 60～70%.
The mixture layer that described top soil is made up of the material of following percent by weight umber:
Farmland, orchard planting mellow soil 50～70% organic manure 10～30%
Length is agricultural crop straw 2～5% ash 1%～3% of 30～50mm
Plant water keeping agent 0.01～0.04% chemical fertilizer 0.1～0.3%
Plant seed 0.03～0.05%.
The corn that described plant water keeping agent is modification or Ipomoea batatas or potato starch.Play water retention.
Described chemical fertilizer is the mixing fertilizer of the Nitrogen, Phosphorus and Potassium of urea and nitrogenous, phosphorus, potassium.
The described heavy kraft paper that adds is to add heavy kraft paper through what machine oil soaked.
Embodiment 2～5, and is identical with embodiment 1, and different is, and the impervious barrier that blocks water is to be mixed with the percent by weight umber shown in the table 1 by Sodium Polyacrylate and modified starch;
Table 1
Embodiment 6～10: identical with embodiment 1, different is: top soil is to be that agricultural crop straw, ash, plant water keeping agent, chemical fertilizer, the plant seed of 30～50mm mixes with the percent by weight umber shown in the table 2 by farmland, orchard planting mellow soil, organic manure, length;
Table 2
Embodiment 11, and is identical with embodiment 1, and different is that described agricultural crop straw length is 30mm.
Embodiment 12, and is identical with embodiment 1, and different is that described agricultural crop straw length is 50mm.
Embodiment 13, and is identical with embodiment 1, and different is that described agricultural crop straw length is 40mm.
Embodiment 14～17 is identical with embodiment 1, the mixing fertilizer that the Nitrogen, Phosphorus and Potassium of different is chemical fertilizer is urea and nitrogenous, phosphorus, potassium is mixed according to the percent by weight umber in the table 3.
Table 3
Embodiment 18 is identical with embodiment 1, and different is,
Step 3, step 2 lay the impervious barrier 4 that blocks water above laid at least one deck thickening brown paper 3.Add heavy kraft paper and work the infiltration effect that blocks water of protecting.
Embodiment 19 is identical with embodiment 1, and different is,
Step 3, step 2 lay the impervious barrier 4 that blocks water below laid at least one deck thickening brown paper 3.Add heavy kraft paper and work the infiltration effect that blocks water of protecting.
Embodiment 20 is identical with embodiment 1, and different is,
Step 5 is laid straw plaited grid 1: laid one deck straw plaited grid 1 at least above the top soil that step 4 lays.
Embodiment 21 is identical with embodiment 1, and different is,
Step 5 is laid straw plaited grid 1: laid one deck straw plaited grid 1 at least below the top soil that step 4 lays.
The above only is preferred embodiment of the present invention, and is in order to restriction the present invention, within the spirit and principles in the present invention not all, any modification of being done, is equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (7)
1. a method that is used for the desert afforestation water conservation is characterized in that, comprise the steps,
Step 1, dig filling slot: on the sand bed of needs greening, dig the filling slot that the degree of depth is 300～900mm, and with the leveling of filling slot bottom;
Step 2, lay the impervious barrier that blocks water: at first laying depth is 2～5mm impervious barrier that blocks water in filling slot bottom that step 1 is dug out;
Step 3, lay sand bed: laying depth is the sand bed of 300～900mm above the impervious barrier that blocks water that step 2 lays;
Step 4, lay top soil: laying depth is the top soil of 100～120mm above sand bed that step 3 is completed;
Step 5, lay the straw plaited grid: above the top soil that step 4 lays or/and below lay one deck straw plaited grid at least.
2. the method that is used for the desert afforestation water conservation as claimed in claim 1, it is characterized in that, when step 2 is laid the impervious barrier that blocks water, also comprise and lay the step that adds heavy kraft paper: step 2 lay the impervious barrier that blocks water above or/and below lay one deck thickening brown paper at least.
3. the method that is used for the desert afforestation water conservation as claimed in claim 1 is characterized in that, the mixture layer that the described impervious barrier that blocks water is made up of the material of following percent by weight umber:
Sodium Polyacrylate 30～50% modified starches 60～70%.
4. the method that is used for the desert afforestation water conservation as claimed in claim 1 is characterized in that, the mixture layer that described top soil is made up of the material of following percent by weight umber:
Farmland, orchard planting mellow soil 50～70% organic manure 10～30%
Length is agricultural crop straw 2～5% ash 1%～3% of 30～50mm
Plant water keeping agent 0.01～0.04% chemical fertilizer 0.1～0.3%
Plant seed 0.03～0.05%.
5. the method that is used for the desert afforestation water conservation as claimed in claim 4 is characterized in that, the corn that described plant water keeping agent is modification or Ipomoea batatas or potato starch.
6. the method that is used for the desert afforestation water conservation as claimed in claim 4 is characterized in that, the mixing fertilizer that described chemical fertilizer is made up of the material of following percent by weight umber,
Urea is 70～50% nitrogenous, the Nitrogen, Phosphorus and Potassium 30～50% of phosphorus, potassium.
7. the method that is used for the desert afforestation water conservation as claimed in claim 2 is characterized in that, the described heavy kraft paper that adds is to add heavy kraft paper through what machine oil soaked.
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Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102505678A (en) * | 2011-11-11 | 2012-06-20 | 周希圣 | Sand sealing greening method by aid of straws and soil nail net |
| CN102826928A (en) * | 2012-09-24 | 2012-12-19 | 西北师范大学 | Nutritional water retention agent for planting cash crops in desertification region |
| CN104012361A (en) * | 2014-06-18 | 2014-09-03 | 河北省林业科学研究院 | Method preventing soil, water and fertilizer from being lost when grapes are planted in sand and gravel land |
| CN105453880A (en) * | 2016-01-04 | 2016-04-06 | 江西师范大学 | Herbaceous plant recovering method for extremely dry region |
| CN105532228A (en) * | 2015-12-17 | 2016-05-04 | 李积山 | Water-saving planting method for sand-binding green plants |
| CN105733595A (en) * | 2014-12-31 | 2016-07-06 | 五常K-Insect | Soil conditioner containing biodegradable polymers |
| CN105746134A (en) * | 2016-03-04 | 2016-07-13 | 四川华电杂谷脑水电开发有限责任公司 | Layered water saving method for ecological desert restoration and agriculture and forestry fruit and vegetable planting |
| CN105815066A (en) * | 2016-03-13 | 2016-08-03 | 孙明文 | Plant planting soil moisture preservation water-saving fast growing method |
| CN106034456A (en) * | 2016-06-03 | 2016-10-26 | 华能伊敏煤电有限责任公司 | Reclaiming and earthing method for mudstone dump slope |
| CN106385850A (en) * | 2016-08-31 | 2017-02-15 | 云南能投生态环境科技有限公司 | Water retention method in ecological restoration process |
| CN106717226A (en) * | 2016-11-23 | 2017-05-31 | 安徽星美秸秆循环利用科技有限公司 | One kind application Stalk blanket carries out method for greening desert |
| CN106941802A (en) * | 2017-04-14 | 2017-07-14 | 四川绿达环保科技发展有限公司 | A kind of ecologic sand control method |
| CN107366274A (en) * | 2017-09-12 | 2017-11-21 | 谢守鹏 | A kind of desert control method |
| WO2017219163A1 (en) * | 2016-06-20 | 2017-12-28 | 周连惠 | Desert greening method |
| CN109618588A (en) * | 2018-12-29 | 2019-04-16 | 内蒙古蒙草生态环境（集团）股份有限公司 | A kind of rubble refuse dump side slope earthing restorative procedure |
| CN110079331A (en) * | 2019-03-28 | 2019-08-02 | 内蒙古自治区林业科学研究院 | A kind of preparation of water-soluble environment protective sand-consolidating agent and application method |
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| CN113519226A (en) * | 2020-04-22 | 2021-10-22 | 民勤大漠田园农业科技有限责任公司 | Saline-alkali sandy soil improvement method |
| CN113575258A (en) * | 2021-08-09 | 2021-11-02 | 甘肃省祁连山水源涵养林研究院 | Desert sand system water storage system |
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| CN102505678A (en) * | 2011-11-11 | 2012-06-20 | 周希圣 | Sand sealing greening method by aid of straws and soil nail net |
| CN102826928A (en) * | 2012-09-24 | 2012-12-19 | 西北师范大学 | Nutritional water retention agent for planting cash crops in desertification region |
| CN104012361A (en) * | 2014-06-18 | 2014-09-03 | 河北省林业科学研究院 | Method preventing soil, water and fertilizer from being lost when grapes are planted in sand and gravel land |
| CN104012361B (en) * | 2014-06-18 | 2016-01-13 | 河北省林业科学研究院 | A kind of method preventing the soil liquid manure loss when gravel soil ground cultivating grape |
| CN105733595A (en) * | 2014-12-31 | 2016-07-06 | 五常K-Insect | Soil conditioner containing biodegradable polymers |
| CN105532228A (en) * | 2015-12-17 | 2016-05-04 | 李积山 | Water-saving planting method for sand-binding green plants |
| CN105453880A (en) * | 2016-01-04 | 2016-04-06 | 江西师范大学 | Herbaceous plant recovering method for extremely dry region |
| CN105746134B (en) * | 2016-03-04 | 2019-04-26 | 四川华电杂谷脑水电开发有限责任公司 | The layering water-saving method of desert ecological reparation and the plantation of agricultural fruits and vegetables |
| CN105746134A (en) * | 2016-03-04 | 2016-07-13 | 四川华电杂谷脑水电开发有限责任公司 | Layered water saving method for ecological desert restoration and agriculture and forestry fruit and vegetable planting |
| CN105815066A (en) * | 2016-03-13 | 2016-08-03 | 孙明文 | Plant planting soil moisture preservation water-saving fast growing method |
| CN105815066B (en) * | 2016-03-13 | 2020-05-12 | 孙明文 | Water-saving and fast-growing method for preserving soil moisture in plant planting |
| CN106034456A (en) * | 2016-06-03 | 2016-10-26 | 华能伊敏煤电有限责任公司 | Reclaiming and earthing method for mudstone dump slope |
| WO2017219163A1 (en) * | 2016-06-20 | 2017-12-28 | 周连惠 | Desert greening method |
| CN106385850A (en) * | 2016-08-31 | 2017-02-15 | 云南能投生态环境科技有限公司 | Water retention method in ecological restoration process |
| CN106717226A (en) * | 2016-11-23 | 2017-05-31 | 安徽星美秸秆循环利用科技有限公司 | One kind application Stalk blanket carries out method for greening desert |
| CN106941802A (en) * | 2017-04-14 | 2017-07-14 | 四川绿达环保科技发展有限公司 | A kind of ecologic sand control method |
| CN106941802B (en) * | 2017-04-14 | 2018-07-17 | 四川绿达环保科技发展有限公司 | A kind of ecologic sand control method |
| CN107366274B (en) * | 2017-09-12 | 2019-07-23 | 谢守鹏 | A kind of desert control method |
| CN107366274A (en) * | 2017-09-12 | 2017-11-21 | 谢守鹏 | A kind of desert control method |
| CN109618588A (en) * | 2018-12-29 | 2019-04-16 | 内蒙古蒙草生态环境（集团）股份有限公司 | A kind of rubble refuse dump side slope earthing restorative procedure |
| CN110079331A (en) * | 2019-03-28 | 2019-08-02 | 内蒙古自治区林业科学研究院 | A kind of preparation of water-soluble environment protective sand-consolidating agent and application method |
| CN110079331B (en) * | 2019-03-28 | 2021-04-06 | 内蒙古自治区林业科学研究院 | Preparation and application method of water-soluble environment-friendly sand fixing agent |
| CN113519226A (en) * | 2020-04-22 | 2021-10-22 | 民勤大漠田园农业科技有限责任公司 | Saline-alkali sandy soil improvement method |
| CN112913591A (en) * | 2021-01-19 | 2021-06-08 | 中国科学院西北生态环境资源研究院 | Ecological restoration method for desertified land |
| CN113575258A (en) * | 2021-08-09 | 2021-11-02 | 甘肃省祁连山水源涵养林研究院 | Desert sand system water storage system |
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