CN108934703A

CN108934703A - A kind of method of water-retaining film package sand Desert Control

Info

Publication number: CN108934703A
Application number: CN201810774418.6A
Authority: CN
Inventors: 刘源
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-07-06
Filing date: 2018-07-06
Publication date: 2018-12-07

Abstract

The present invention relates to a kind of methods of water conservation film package sand Desert Control, belong to forestry cultivation field, groove is split into underground using mechanization and is laid with water-retaining film, the sand containing liquid manure is wrapped up with water-retaining film, after transplanting the desert plants such as sacsaoul, folding and spicing forms the culture medium of a water conservation for a long time, ensures the survival and growth of seedling under desert area water shortage environment.

Description

A kind of method of water-retaining film package sand Desert Control

Technical field

The present invention relates to a kind of methods of water conservation film package sand Desert Control, belong to Forestry Ecological cultivation neck Domain is exclusively used in the survival and growth of the protection forest vegetation of the protection plant in the water-less environment of desert.

Background technique

Global desertification is a worldwide problem, is paid attention to already in the world, integrated distribution under the line two sides Asia heat Band is to Temperate Region in China, from the Sahara in north African, the Arabia Peninsula, Iran through South-West Asia, north India.The Central Asia to China west North and Mongolia, form the desert band that a nearly singular integral is constantly up to 13000 kilometers of vast arid, account for world's desert area 67%, the Sahara's desert, Arabic desert, Libya's desert, Australian desert, Gobi deserf, Ba Tageya desert, Harry's desert, OK a karaoke club Harry desert, the desert of big sandy wasteland, the big desert of Taklimakan Desert Area are foretold in Shandong, this ten big desert is to global natural, economical Have with society and for important influence.

The big desert of Taklimakan Desert Area is located at Xinjiang of China Tarim Basin, is nefied, and thing is about 1000 kilometers, About 400 kilometers wide, 35.73 ten thousand square kilometres of the gross area, be the second in the world nefud.In China, Desertification Soil is mainly distributed Beijing, Tianjin, Hebei, Shanxi, the Inner Mongol, Liaoning, Jilin, Shandong, Henan, Hainan, Sichuan, Yunnan, Tibet, Shaanxi, Gansu, Qinghai, Ningxia, 18, Xinjiang province (autonomous region, municipality directly under the Central Government) 508 counties (flag, area).

Currently there are a variety of methods for administering desertes, some sand control technologies are still in experimental stage, as absorbent wool technology, Spray high molecular material solidification sand dune etc..It has been put into there are two types of using, one is setting sand-protecting barriers, mainly have straw checkerboard barrier husky Barrier, clay sand-protecting barrier, hedge sand-protecting barrier, vertical sand barrier, tiling sand-protecting barrier, polybag sand-protecting barrier etc..Straw checkerboard barrier sand-protecting barrier using wheat straw, straw, The materials such as corn stover, are bundled into windbreak, to weaken the erosion of wind-force.Clay sand-protecting barrier is to pile high 20-- on sand dune with clay 30 centimeters of the low bank of earth between fields, 1--2 meters of each low bank of earth between fields spacing are vertical with wind direction.Polybag sand-protecting barrier is to use iron sand is loaded onto polybag Silk connects into grid-like, and shortcoming is that progress is unhappy, consumes manpower and resource.Another kind is artificial plantation green vegetation, such as Sacsaoul, red building etc., afforestation, keep out the wind and fix the sand, Revegetation of Eco-environment is the universally acknowledged best approach, but because desert environment is tight Extremely, drought, surface temperature is high, and moisture content easily evaporates, and the Haloxylon Species of Seedling root absorption of plant is done quickly less than underground water It is withered, it is difficult to survive.Watering maintenance is had to last for, water pipe dripping irrigation technology is generally used.It is huge at hundreds of or even thousands of kilometers Large area, by factors such as manpower, facility, water source, cost consumption and external conditions, existing method is difficult to realize, this is One global problem.Since survival rate is low, maintenance cost is high, can only be transplanted in local climate's condition suitable area.

Summary of the invention

Technical problem: the purpose of the present invention is to provide a kind of mechanizations in provided underground water-retaining film, is wrapped up with water-retaining film The method of the desert plants such as the sand plant sacsaoul containing moisture content, nutrient solves high-efficient, at low cost, easily survival, growth Fast non-maintaining sand control problem.

Technical solution: embodiment of the present invention is as follows；

1, a kind of method of water-retaining film package sand Desert Control is used using existing underground film paving mechanical equipment Water-retaining film wraps up sand cultivated plant, and formation vegetation, which is kept out the wind, fixes the sand, comprising: the protection of desert highway and large area shelter-forest Formation, the mechanical equipment of water-retaining film can be laid in a certain depth of below ground with existing, be laid with and protected with the shape of groove (1) Moisture film (2), while ditching plastic film mulch, machinery completes sandy soil (3) backfill, leveling, compacting work, the water-retaining film (2) of laying Above ground portion in groove (1) two sides, sets remaining width, covers to form upper layer film (4) as doubling, with desert deep layer Underground water is added water-soluble fertilizer and pours wetting, after transplanting nursery stock, then the water-retaining film doubling of aerial part residue width is bonded, Fertile soil ditch (5) very long together is formed, liquid manure neither leaks downwards, and also externally evaporation is not scattered and disappeared, and big wind is motionless, and it is non-maintaining, When surface temperature increases, below the moisture evaporation to ground upper layer film (4) of lower section, damp soil is able to maintain many years, After many years, water-retaining film aging fragmentation loses buffer action, and the sapling of plant is long in the abundant groove of liquid manure (1) Greatly, root penetrates deeper inside through the water-retaining film separation layer of aging, absorbs underground moisture content and grows naturally.

2, for the gradient be continuous sand dune, first from bottom of slope with underground film paving machinery at 1 meter of depth or so with groove (1) shape is laid with water-retaining film (2), and while ditching plastic film mulch, machinery completes sandy soil (3) backfill, leveling, compacting work, The water-retaining film (2) of laying sets remaining width, covers to form upper layer film as doubling in the above ground portion of groove (1) two sides (4) underground water for using desert deep layer is added water-soluble fertilizer and pours wetting, after transplanting the desert vegetations such as sacsaoul, then aerial part The water-retaining film doubling of remaining width is bonded, and forms the husky wall (6) for sealing moisture content together, big wind is motionless, has both played consolidating for sand-protecting barrier Sand effect, and be conducive to the Survival and growth of vegetation, vegetation grows up after many years, the effect kept out the wind and fixed the sand is further increased, in same height It writes music and prolongs laying, spacing distance consolidates sand dune as terraced fields state.

The utility model has the advantages that strong operability of the present invention, at low cost, high survival rate mention for extensive desert green vegetation of building For technical support, largely accelerate the engineering for administering desertification in China, restoration and reconstruction Cakcayr Forest ecology.

Detailed description of the invention

Fig. 1 is with the schematic diagram for being maintained in desert highway and large area shelter-forest method for planting.

Fig. 2 is the schematic diagram administered sand dune plant sacsaoul and form sand-protecting barrier method.

Fig. 3 is the sectional view of Fig. 2.

1, groove in figure, 2, water-retaining film, 3, sandy soil, 4, upper layer film, 5, fertile soil ditch, 6, Sha Qiang.

Specific embodiment

Desert area plant sacsaoul living environment is extremely harsh, drought, soil depletion, and surface temperature is high, moisture content pole Easily evaporation, the Haloxylon Species of Seedling slow growth of plant, root absorption dry up quickly less than underground water, it is difficult to survive.It has to last for pouring Water maintenance, generally uses water pipe dripping irrigation technology.In hundreds of or even thousands of kilometers of huge area, by manpower, facility, water The factors such as source, cost consumption and external condition, existing method are difficult to realize, this is a global problem.

Since very thick sand bed is protected, level of ground water is accordingly more stable for desert area, and sacsaoul plant belongs to the raw dungarunga of drought, In tall and big shrub shape, for plant height generally at 2-3 meters, individual plant are up to 10 meters, have very huge root system, and vertical root is reachable 9 meters or more, horizontal branch can be distributed to other than 10 meters, and woodland scenery, former people will be in blocks seemingly for the sacsaoul group in desert The sacsaoul vegetation of distribution is known as Cakcayr Forest, be the maximum tree species of China arid-desert area dune-fixating forestation area and preventing and fixing sand, Slow down desertification, maintenance ecological safety, restore the important tree species of construction northwest China ecological construction.

The present invention uses mechanized construction, wraps up water, fertilizer, sand, a kind of specific embodiment are as follows: water-retaining film packet with water-retaining film The method for wrapping up in sand Desert Control, using existing underground film paving mechanical equipment, with water-retaining film package sand plant Plant forms vegetation and keeps out the wind and fixes the sand, comprising: the protection of desert highway and the formation of large area shelter-forest, with it is existing can be on ground A certain depth below face is laid with the mechanical equipment of water-retaining film, is laid with water-retaining film (2) with the shape of groove (1), in trench digging plastic film mulch Meanwhile machinery completes sandy soil (3) backfill, leveling, compacting work, the floor portion of the water-retaining film (2) of laying in groove (1) two sides Point, remaining width is set, covers to form the underground water that upper layer film (4) use desert deep layer as doubling, water-soluble fertilizer is added and pours Wetting is filled, after transplanting nursery stock, then the water-retaining film doubling bonding of aerial part residue width, forms fertile soil ditch very long together (5), liquid manure neither leaks downwards, and also externally evaporation is not scattered and disappeared, and big wind is motionless, non-maintaining, when surface temperature increases, lower section Moisture evaporation to ground upper layer film (4) below, damp soil is able to maintain many years, and after many years, water-retaining film aging is broken It splits and loses buffer action, the sapling of plant has grown up in the abundant groove of liquid manure (1), and root penetrates the water conservation of aging Film separation layer penetrates deeper inside, absorbs underground moisture content and grows naturally.

For with the gradient be continuous sand dune, first from bottom of slope with underground film paving machinery at 1 meter of depth or so with groove (1) Shape be laid with water-retaining film (2), while ditch plastic film mulch, machinery complete sandy soil (3) backfill, leveling, compacting work, laying Water-retaining film (2) in the above ground portion of groove (1) two sides, set remaining width, covered as doubling to be formed upper layer film (4) use The underground water of desert deep layer is added water-soluble fertilizer and pours wetting, after transplanting the desert vegetations such as sacsaoul, then aerial part is remaining wide The water-retaining film doubling of degree is bonded, and forms the husky wall (6) for sealing moisture content together, and big wind is motionless, has both played the sand fixation of sand-protecting barrier, Be conducive to the Survival and growth of vegetation again, vegetation grows up after many years, the effect kept out the wind and fixed the sand is further increased, in sustained height song Yan Pu If spacing distance, as terraced fields state, sand dune is consolidated.

Claims

1. a kind of method of water-retaining film package sand Desert Control, using existing underground film paving mechanical equipment, with water conservation Film wraps up sand cultivated plant, and formation vegetation, which is kept out the wind, fixes the sand, comprising: the protection of desert highway and the shape of large area shelter-forest At can be laid with the mechanical equipment of water-retaining film in a certain depth of below ground with existing, be laid with water-retaining film with the shape of groove (1) (2), while ditching plastic film mulch, machinery completes sandy soil (3) backfill, leveling, compacting work, and the water-retaining film (2) of laying is in ditch The above ground portion of slot (1) two sides, sets remaining width, covers to form upper layer film (4) as doubling, with the underground of desert deep layer Water is added water-soluble fertilizer and pours wetting, after transplanting nursery stock, then the water-retaining film doubling bonding of aerial part residue width, is formed Very long fertile soil ditch (5), liquid manure neither leak downwards together, and also externally evaporation is not scattered and disappeared, and big wind is motionless, non-maintaining, local When face temperature increases, below the moisture evaporation to ground upper layer film (4) of lower section, damp soil is able to maintain many years, very much Nian Hou, water-retaining film aging fragmentation lose buffer action, and the sapling of plant has grown up in the abundant groove of liquid manure (1), root Portion penetrates deeper inside through the water-retaining film separation layer of aging, absorbs underground moisture content and grows naturally.

2. for the gradient be continuous sand dune, first from bottom of slope with underground film paving machinery at 1 meter of depth or so with the shape of groove (1) Shape is laid with water-retaining film (2), and while ditching plastic film mulch, machinery completes sandy soil (3) backfill, leveling, compacting work, the guarantor of laying Moisture film (2) sets remaining width in the above ground portion of groove (1) two sides, covers to form upper layer film (4) as doubling, with sand The underground water of unconcerned deep layer is added water-soluble fertilizer and pours wetting, after transplanting the desert vegetations such as sacsaoul, then aerial part residue width Water-retaining film doubling bonding, formed together seal moisture content husky wall (6), big wind is motionless, not only played the sand fixation of sand-protecting barrier, but also Be conducive to the Survival and growth of vegetation, vegetation grows up after many years, the effect kept out the wind and fixed the sand is further increased, in sustained height song Yan Pu If spacing distance, as terraced fields state, sand dune is consolidated.