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93results about How to "Improve soil fixation effect" patented technology

Soil firming agent

A soil solidifying agent is prepared from calcium carbide dregs (25-90 portions), granualr slags (10-75 portions) of blast furnace and chemical trigger (0.1-5 portions) through grinding, and proportional mixing. Its advantages are broad spectrum, and high effect and durability.
Owner:TIANZHUJIE SPECIAL BUILDING MATERIAL TECH DEV BEIJING

Embedded ecological slope protection component

The invention relates to an embedded ecological slope protection component, comprising a building block body, wherein the building block body is provided with a vegetative hole in the middle; the building block body is of a rectangular or square structure; four sides of the building block body are respectively provided with a connector; the outside of each connector is provided with a clamp slot or a connection block; the upper and lower surfaces of each connector are respectively provided with a wave resistance convex platform. The embedded ecological slope protection component has the beneficial effects that the slope protection component is provided with the vegetative hole, vegetation at a water channel slope above the water surface can grow through the vegetative holes, and thus the overall soil fixation effect of the slope protection component is increased; soil microbes can decompose the organic matter in water, and thus the water body is purified; the wave resistance convex platforms are arranged on the slope protection component, so that the fixing effect of the slope protection component is enhanced, and the destruction on the vegetation above the water surface and vegetation root soil is reduced.
Owner:安徽华普环境修复材料科技有限公司

Riverway rigidity revetment ecologicalization method

ActiveCN107524116AGuaranteed drainage flowPlay a water purification effectCoastlines protectionCultivating equipmentsEngineeringRevetment
The invention discloses a riverway rigidity revetment ecologicalization method. The problem that the daily drainage effect of riverways is weakened when ecological restoration boxes are mounted on revetments is solved. According to the technical scheme, the method mainly comprises the steps that cleaning is conducted; a plurality of parting stops are laid on a slope bank section through cement and divide the slope bank section into a plurality of unit blocks; porous concrete is prepared, a plurality of porous concrete hanging plates are laid, and vine plants are planted on the porous concrete hanging plates; the porous concrete hanging plates are mounted between the two parting stops, located at the joint with a vertical bank section, of the slope bank section; a climbing net is arranged on the vertical bank section, and ends of the vine plants are bonded to the climbing net through cotton ropes; and the unit blocks are backfilled with nutrient soil, herbaceous plants and suffruticosa plants are planted, and the original riverway drainage effect is maintained while rigidity revetment ecologicalization is achieved.
Owner:宁波市产城生态建设集团有限公司

Straw biochar ecological revetment based on lake mud resource utilization and construction method thereof

The invention relates to a straw biochar ecological revetment based on lake mud resource utilization and a construction method thereof, and is characterized in that an ecological revetment base material is prepared by adopting crop straw and river mud as the raw materials; the preparation method of the ecological revetment base material comprises the following steps: plant straw is firstly subjected to classification pretreatment, pretreated and crushed plant straw and / or straw biochar are added into river dredging sediments subjected to dehydration treatment, and the materials are mixed and fully and uniformly stirred; a stabilizer and a curing agent are sequentially added in the mixture to be uniformly stirred again after the moisture content is adjusted. According to the straw biochar ecological revetment based on lake mud resource utilization and the construction method thereof, the crop straw pollution problem is effectively solved, safety resource utilization of dredging sediments is realized in the same spot, the soil fixation and slope protection effect is good, surface runoff is effectively retarded, runoff contaminants are intercepted, and a good landscape effect is achieved.
Owner:上海夕露环境科技有限公司

Ecological soil engineering structure of combined n-shaped building block

The invention discloses an ecological soil engineering structure of a combined n-shaped building block. The ecological soil engineering structure comprises a structure body, a retaining wall foundation helping the structure body to achieve stabilization and a soil filtering and water draining system. The shoreline of the soil engineering structure is smooth, the design is ingenious, coordinated stress is achieved, stability is good, construction is fast, the soil engineering structure has the advantages of a water large-size integral planter, an underground semi-open ecological nest, double limiting measures and a good soil filtering and water draining effect, and the ecological soil engineering structure can adapt to revetments of different slopes, and meet the requirements for normal water level greening, underwater biology inhabitation and other comprehensive ecological requirements.
Owner:HOHAI UNIV

Ecological revetment

The invention discloses an ecological revetment. The ecological revetment comprises a slope, a plurality of seedling-culture and soil-fixation mechanisms are embedded into the middle of the slope surface of the slope, seedlings are fixedly cultured in the seedling-culture and soil-fixation mechanisms respectively, a rope is wound on the seedling-culture and soil-fixation mechanisms, vine plants are wound on the rope, and herbaceous plants grow at the upper end and the lower end of the slope surface of the slope. Through the vine plants and the herbaceous plants helispherically growing on the rope, early-stage soil fixation is provided for a slope protection project, and soil loss caused by rain wash is prevented; through the formed seedlings, later-stage soil fixation is provided for the slope protection project. Due to fixing pipe sleeves, root culture balls, root baffles and tapered permeation pipes, the seedling roots are transversely guided, the soil-fixation area is enlarged, andthen the roots are degraded. The limitations to the seedlings are removed, the seedlings grow quickly, and the soil-fixation capacity of the seedlings is improved.
Owner:李彬一

Three-dimensional plastic tensile net and manufacturing method thereof

The invention relates to a three-dimensional plastic tensile net comprising bars, ribs and square, rectangular, circular, oval, rhombic, right-angled triangle-shaped or regular triangle-shaped grid holes formed by cross separation of the bars and the ribs, wherein flanges which are fused with the ribs / bars into a whole are arranged on cross nodes of the ribs / bars of the single-way, two-way, three-way or four-way three-dimensional tensile net or the ribs / bars, and the flanges can be hemispherical flanges, tapered flanges, circular truncated cone-shaped flanges, polygonal pyramid-shaped flanges or truncated pyramid-shaped flanges with polygonal table tops. The manufacturing method comprises the steps of preparing an initial material strip with the flanges, punching, heating, stretching longitudinally, stretching transversely and rolling a finished product. The three-dimensional plastic tensile net is used for road widening and reinforced retaining walls, can be laid at the bottom or side slopes of river courses and can improve withdrawal resistance, earth fixing ability, anti-scouring ability and collapse resistance; and compared with a traditional two-dimensional planar tensile net, the three-dimensional plastic tensile net can enhance the earth fixing effect and the vertical pressure resistance performance, improve the tensile strength at break and increase the drainage flux.
Owner:JIANGXI SHIPUTE NEW MATERIALS

Manufacturing method of biological soil fixation test beam used for constructional engineering

The invention discloses a manufacturing method of a biological soil fixation test beam used for constructional engineering.The manufacturing method includes the following steps that materials are prepared, wherein the materials comprise longitudinal side plates, a bottom plate and end plates; 2, the longitudinal side plates, the bottom plate and the end plates are assembled; 3, a lightweight mold needed for cutting of geotechnical cloth is manufactured, and the geotechnical cloth is cut according to the size; 4, two transverse screws are detached; 5, the cut geotechnical cloth is placed in a rectangular model cavity, and sandy soil is added to a cavity defined by the geotechnical cloth; 6, the distance between the two longitudinal side plates is fixed through the two transverse screws; 7, bacteria are poured into a test piece, and the whole mold is placed in a chemical solution; 8, the rectangular biological soil fixation beam is formed after the reaction is completed.A large number of mechanical performance tests such as the anti-bending performance test need to be conducted on the beam which is produced through the method and needed for building a house before practical engineering application, basic data and scientific reference are provided for practical application of the technology, and safety and reliability of an infrastructure and the house are guaranteed.
Owner:重庆市綦江区全兴建筑工程有限公司

Method for reducing soil heavy metal cadmium and lead pollution by planting edible amaranth

The invention discloses a method for reducing soil heavy metal cadmium and lead pollution by planting edible amaranth. According to the method, heavy metal in soil is absorbed and enriched by root systems and big leaves of the edible amaranth, the edible amaranth plants have the good landscape effect and soil fixation effect and are especially suitable for soil restoration for the two sides of a highway, heavy metal cadmium and lead containing product production and use enterprises and key polluted sites containing cadmium and lead waste and the like, the two effects of soil restoration and environmental beautification are achieved, and if the content of the heavy metal in the soil is higher and exceeds the tolerance capability of the plants, the plants cannot be utilized for restoring the soil. Accordingly, by means of the phenomenon that for artificial seeds, a nutrient solution suitable for leaf embryo, callus and the like is added into seed embedding fluid artificially to relatively relieve the severe environment of plant growth, the stock of the edible amaranth plants can achieve the polluted soil bioremediation effect conveniently.
Owner:HUNAN AGRICULTURAL UNIV

Soil firming agent

A soil curing agent, which includes calcium carbide slag, granulated blast furnace slag, and a chemical activator, and the carbide slag, granulated blast furnace slag, and chemical activator are respectively ground to a Blaine specific surface area of ​​300-900m 2 / kg, in parts by weight: 25-90 parts of calcium carbide slag, 10-75 parts of granulated blast furnace slag, and 0.1-5 parts of chemical activator. Due to the use of a large amount of industrial waste, it not only saves raw materials, but also protects the natural environment. Carbide slag and chemical activators can effectively destroy the glass body in granulated blast furnace slag and form low-alkaline calcium silicate hydrate. Glue, the microstructure of the formed solidified soil is uniform. The purpose of the invention is to provide a soil solidifying agent which has strong adaptability to various soils, good soil-fixing effect, good durability of the solidified soil, and can utilize industrial waste.
Owner:TIANZHUJIE SPECIAL BUILDING MATERIAL TECH DEV BEIJING

Multifunctional ecological green-shade parking lot

The invention provides a multifunctional ecological green-shade parking lot which comprises a first green area, a second green area and a third green area, the first green area has a U-shaped structure and is used for planting bushes, the second and third green areas are located in the U-shaped chamber of the first green area, grass-planting bricks are arranged in the second green area, planting frames are arranged in the third green area and are distributed above the grass-planting bricks, two sides of the second green area are provided with sliding rails, pulleys are arranged at the bottom of each planting frames and the planting frames are fixed in the sliding rails via the pulleys. According to the invention, the U-shaped chamber of the first green area is used as a parking area in which a plurality of parking spaces are disposed, and the planting frames can move left and right through cooperation of the sliding rails and the pulleys, thereby adjusting the size of the parking space.
Owner:FLOWER KING ECO ENG CO LTD

Multilayer annular agricultural ecological environment protection system for pig breeding and planting

The invention discloses a multilayer annular agricultural ecological environment protection system for pig breeding and planting. The system includes an arbor planting circle, a fruit tree planting circle, a melon and fruit planting circle, a first pig farm circle, a second pig farm circle, a vegetable plantation, a marsh gas power generator, a passage and highways leading to the outside. The arbor planting circle is arranged on the outmost ring of the multilayer annular agricultural ecological environment protection system for pig breeding and planting; the fruit tree planting circle is arranged on the inner side of the arbor planting circle; the melon and fruit planting circle is arranged on the periphery of the first pig farm circle and on the inner side of the fruit tree planting circle; the vegetable plantation is arranged at the center of the system, and the marsh gas power generator is arranged on the edge of the vegetable plantation; the highways leading to the outside divergefrom the center of the system to the east, the west, the south and the north. The system solves the problems that pig feces generated in a strip-shaped pig farm is difficult to remove or crops are planted disorderly and the fertilization difficulty is high; moreover, the defect of poor air quality of surrounding areas is overcome.
Owner:凤台县正祥农业科技发展有限公司

Method for batched formation of square beams for biological soil reinforcement

The invention discloses a method for batched formation of square beams for biological soil reinforcement. The method for batched formation of the square beams for biological soil reinforcement comprises the following steps that (1) materials required by a mold are prepared; (2) cut organic glass plates provided with holes are assembled; (3) a light mold required for tailoring of geotechnical cloth is manufactured, and the geotechnical cloth is tailored according to the sizes of light materials; (4) the geotechnical cloth is placed in square beam mold cavity units, and sandy soil is added into cavities defined by the geotechnical cloth; (5) prepared bacteria are poured into test piece molds; (6) the two or four wetted test piece molds are placed in a container side by side, and a plurality of layers of mold sets are arranged according to the actual condition; (7) the multiple layers of mold sets are soaked in a chemical solution; and (8) the square beams for biological soil reinforcement are formed after a reaction. According to the method for batched formation of the square beams for biological soil reinforcement, by means of the flatness of the surface of organic glass and the good water permeability of the holes, cuboid test pieces formed after the chemical reaction are angular, high in surface flatness, uniform in texture and stable in mechanical property, and a scientific research test for testing the bending performance can be conducted in the later stage conveniently.
Owner:CHONGQING UNIVERSITY OF SCIENCE AND TECHNOLOGY

Greening grass-planting bricks used for parking lot

The invention provides greening grass-planting bricks used for a parking lot. The greening grass-planting bricks used for the parking lot comprises grass-planting brick bodies, a first hollow cavity is formed in the middle of each grass-planting brick, a first transversal plate and a second transversal plate are arranged in each first hollow cavity; the outer surfaces of the grass-planting bricks are provided with protrusions and grooves, the adjacent grass-planting bricks are fixedly connected through the protrusions and the grooves, so that movement and misplacement do not occur; plants are grown in the first hollow cavities of the glass-planting bricks, the roots of the plants go deeply into the ground, so that the excellent soil fixing effect is achieved, the roots of the plants are not pressed by pedestrians and automobiles, and growth of the plants is facilitated; a first fixing block is a rectangular triangle and is capable of forming a seamless connection with the inner surfaces of the grass-planting bricks; a first separation plate and a second separation plate are arranged in the middle of the grass-planting bricks, so that the middle parts of the grass-planting bricks are divided into four planting regions, even distribution of seeds during sowing seeds are facilitated, and the phenomenon of uneven thickness and sparsity is avoided; fourth through holes are formed in the first separation plate and the second separation plate, the grass-planting bricks communicate with each other through water permeable holes, so that water discharging and ventilating after raining are facilitated.
Owner:FLOWER KING ECO ENG CO LTD

Method for restoring lead contaminated soil by utilizing eremochloa ophiuroides

InactiveCN1806951AGood landscape effectGood soil fixation effectContaminated soil reclamationContaminated soilsRoot system
The invention relates the method of repairing lead pollution soil with jiajian grass. The root and rhizome of the glass largely absorbs the lead in soil, and the lead is changed in the glass and finally reaches the haulm of the glass. Then the haulm is cut and innocently treated. So the lead is removed. The glass has strong ability to absorb the lead, and the lead content of overground part is up to 10000mg / kg. Every mouth 16.1-25.3 kg / ha lead is removed from soil. Besides, the glass possesses the advantages of restoring soil and decorating environment.
Owner:SHANGHAI JIAO TONG UNIV

Irrigating device using natural resources

The invention provides an irrigating device using natural resources. An impounding reservoir is arranged at a mountainside or a valley with lower terrain; a water storage pond is arranged at a mountaintop or a mountain ridge with higher terrain; pressure compensation irrigating belts are buried in soil or slope land or the mountainside; the impounding reservoir is mainly used for collecting rainwater or underground water to further form an artificial lake; greater impurities in water in the impounding reservoir is first filtered out by a combined filter; a controller controls a water suction pump to lift filtered water in the water storage pond at the higher terrain; suspended solids and tiny impurities in the water are filtered out by a laminated filter; then the water reaches the pressure compensation irrigating belts in all cultivating zones; an electromagnetic valve is controlled by the controller to be opened for carrying out gravity irrigation on vegetation.
Owner:大禹节水(天津)有限公司

Ecological greening method for mine steep slope surface

ActiveCN111886959AImprove stabilityEnhance water and fertilizer absorption capacityFlowers cultivationWatering devicesGreeningEnvironmental engineering
The invention discloses an ecological greening method for a mine steep slope surface. The method comprises the following steps: loose and protruding soil is finished to achieve the effect of cleaningthe slope surface; planting holes are dug on the slope surface, and are convex; a net is hung on the slope surface between the planting holes, and is fixed with anchor rods after being hung; perforated cylinders are arranged in the axial direction of the planting holes, the planting holes are filled with pastoral soil, and the perforated cylinders are filled with nutrient substrates; cement is poured into the planting holes filled with pastoral soil, and sowing holes are reserved on a cement pouring layer; Hexinia polydichotoma is sown in the planting holes by the sowing holes, sufficient water is poured, and then soil coverage is performed. After construction by the ecological greening method, the slope is stable, no landslide or collapse occurs within two years after construction is completed, the soil in the holes remains intact, no rain erosion and loss occurs, and the slope has high plant coverage rate, vibrant plants and excellent landscape effect.
Owner:MINHE QILIANSHAN CEMENT CO LTD

Vertical type earth work grille

The invention provides a vertical soil engineering grid, comprising rib belts which are arranged vertically and in a 45-degree cross grain, the space between the rib belts form a rhombus grid cavity, an injection molding node is arranged at the connection position of the two rib belts, the injection molding node is formed by integrated injection molding a middle cylindrical pin and a fixed piece on the periphery, the two connected rib belts are arranged in parallel, a plurality of sets of upper and lower cracks are arranged evenly at corresponding positions, strip rib blocks are formed between each set of upper and lower cracks, and the cylindrical pin is passed through the spaces formed by a plurality of strip rib blocks and rib belts. After the vertical soil engineering grid is paved in a foundation, the stretching resistance, the yield strength, the shearing force, the lock force and the frictional resistance are improved evidently, great intensity of pressure in the construction process can be borne, the soil body compacted density is increased, the soil fixing ability is increased greatly, the uneven sedimentation is improved evidently, the sedimentation after the construction is reduced, the vertical soil engineering grid is anti-chemical erosion, the engineering stress has time effect, the safety is good and the intensity is high.
Owner:JIANGSU XINTAI GEOTECHNICAL TECH CO LTD

Method for fixing lead pollution in soil using seashore paspalum turfgrass

InactiveCN101462120ANormal trimNormal maintenance managementContaminated soil reclamationSoil sciencePb contaminated soil
The invention relates to a method for fixing lead pollution in soil by utilizing seashore paspalum lawns, which belongs to the field of environmental improvement. The seashore paspalum lawns are planted on the soil with different lead pollution degrees by the method and the lead in the soil is absorbed and fixed through the dense underground root networks of the seashore paspalum lawns so as to prevent the rain water leaching loss of lead infectants in the soil. The seashore paspalum lawns can form dense ground surface lawn coverage, thereby preventing the lead polluted soil from spreading through raise dust. The lead content in leaves on the seashore paspalum lawns is extremely less and is only 6 to 13 percent of that in the soil and the lead is fixed in leaf tissues, thereby isolating the risk of contacting the lead pollution of people. In addition, the seashore lawns also have better sight effect and soil fixing effect and have double effects of fixing plants of the polluted soil and greening and beautifying environment.
Owner:SHANGHAI JIAO TONG UNIV

River channel planting device and method for submerged plants

The invention discloses a river channel planting device and method for submerged plants. A culture device comprises a supporting frame and a culture body, the supporting frame comprises a bottom plate, and two ends of the bottom plate are separately connected with a left support and a right support; the culture body comprises a breeding layer and a nutrient supply layer, and the breeding layer comprises a first sponge layer, a second sponge layer and a circle of grille fence; a lifting device comprises a left mounting seat and a right mounting seat, the left mounting seat is provided with a first screw rod, and the second mounting seat is provided with a second screw rod; the lifting device is further provided with limit pins; the lower ends of the left and right mounting seats are separately provided with one fixing pin; and a PLC, cameras and light sensors are also arranged. According to the river channel planting device and method for the submerged plants provided by the invention,the lifting device and the culture device are arranged, the lifting device can automatically adjust a depth of the culture device in a river channel according to growth conditions of the submerged plants, so that the submerged plants can better grow, the culture device can even be lowered to the bottom of a river bed finally, and therefore submerged plant ecology in the river channel gradually recovers.
Owner:SUZHOU CHUNHE ENVIRONMENTAL TECH CO LTD

Slope plant root system architecture regulation system and method

The invention discloses a slope plant root system architecture regulation system and method. The system comprises a nutrient dispenser, a reservoir, a drip irrigation controller, a water delivery pipeand water guide devices. The water guide devices are arranged in parallel and connected with the water delivery pipe, an inlet of the water delivery pipe communicates with the drip irrigation controller, an input end of the drip irrigation controller is connected with the reservoir, and the reservoir is externally connected with the nutrient dispenser. Each water guide device comprises a water guide pipe and a water blocking device, wherein a drainage channel is arranged in the water guide pipe; a moisture and nutrient induction layer is arranged on the water guide pipe to divide the pipe wall of the water guide pipe into a plurality of water seepage units, and each water seepage unit is provided with a plurality of water seepage holes; and a water blocking head of the water blocking device can move in the axial direction of the water guide pipe, and the drainage channel is controlled to realize communication with different water seepage units so as to realize drip irrigation of soilat different depths. The regulation system calculates the number and growth angle of root systems required for slope reinforcement according to a theory, locally changes the moisture content and nutrient content of soil near the root systems, induces the root systems to grow in a desired direction, and improves the soil fixation capacity of the root systems.
Owner:CENTRAL SOUTH UNIVERSITY OF FORESTRY AND TECHNOLOGY +1

Method for efficiently forming hollow bricks through high-pressure microorganism solid soil

The invention discloses a method for efficiently forming hollow bricks through high-pressure microorganism solid soil. The method comprises the following steps that 1, a material needed by a die is prepared; 2, organic glass plate with holes is assembled; 3, a light die is manufactured, and geotechnical cloth is tailored according to the size; 4, two transverse screw rods are disassembled; 5, a PVC pipeline is installed in a rectangular die cavity; 6, sandy soil is added to a cavity defined by the geotechnical cloth, and a geotechnical cloth top cover is sewn; 7, by means of the two transversescrew rods, the distance between two longitudinal side plates is fixed; 8, prepared bacteria are poured into a test piece, and then the whole die is placed in a chemical solution, and located under the pressure of two standard atmospheric pressures; and 9, after reacting is carried out for 3 days, biology solid soil hollow bricks are formed. Compared with traditional hollow bricks, the hollow bricks formed efficiently through the high-pressure microorganism solid soil does not need to be inserted and formed at a high temperature, air pollution is reduced, the environment is protected, and themethod is an ecological environment-friendly method.
Owner:CHONGQING UNIVERSITY OF SCIENCE AND TECHNOLOGY

River channel ecological protection slope and construction method thereof

The invention is applicable to the technical field of artificial river channels, and provides a river channel ecological protection slope and a construction method thereof. The river channel ecological protection slope comprises a slope, wherein hollow prefabricated parts are laid on the slope; through holes are formed in the side surfaces of the hollow prefabricated parts; the through holes of the two connected hollow prefabricated parts communicate with each other; the hollow prefabricated parts are filled with planting bases; and the planting bases comprise at least soil, ceramsite, biocharand plant fibers. According to the river channel ecological protection slope and the construction method thereof, the through holes are formed in the side surfaces of the hollow prefabricated parts,so that the through holes of the two connected hollow prefabricated parts communicate with each other, and the problem that plants are in a flood disaster due to water accumulation in the hollow prefabricated parts can be effectively solved; the hollow prefabricated parts are filled with the ceramsite, so that the air permeability of the soil can be effectively improved, and the growth level of the plants can be improved; and the planting bases are filled with the biochar and the plant fibers, so that pollutants which are flushed into a river channel by rainwater and surface runoff can be adsorbed, and the purification capacity of a water body can be effectively improved. By utilizing the river channel ecological protection slope and the construction method thereof, a river channel ecological system can be repaired and improved.
Owner:ZHEJIANG UNIV OF WATER RESOURCES & ELECTRIC POWER

Planting method of mountain land mulberry trees

PendingCN107172998AMeet the requirements for rooting and slowing seedlingsImprove rooting abilityFertilising methodsCultivating equipmentsPotassiumOrganic fertilizer
The invention relates to a planting method of mountain land mulberry trees. The planting method comprises the following steps of selecting varieties, carrying out heeled-in mulberry tree seedling treatment, carrying out land preparation and planting. The planting method comprises the following planting steps: after carrying out the land preparation, applying basic fertilizer into bottoms of opened planting furrows before and after raining in spring, and covering one layer of loosened soil; then taking out heeled-in mulberry tree seedlings, and putting the heeled-in mulberry tree seedlings into the planting furrows; and obliquely leaning all the heeled-in mulberry tree seedlings into inner sides of the planting furrows on the same side, covering soil from the other sides of the furrows, and compacting, wherein the mulberry tree basic fertilizer is prepared from the following components: 10%-15% of nitrogen fertilizer, 8%-10% of phosphorus fertilizer, 8%-12% of potassium fertilizer, 0.05%-0.2% of amino-oligosaccharin, 0.02%-0.05% of indole-3-butyric acid potassium, 1%-3% of humic acid and bentonite which is supplemented until the content is 100%. According to the planting method provided by the invention, a mulberry tree oblique placement and oblique planting method is adopted, the mulberry tree seedlings are combined, and the basic fertilizer is applied; rooting and seedling recovering requirements of the mulberry tree seedlings are met; and the rooting capability of the mulberry tree seedlings can be improved, the survival rate is improved, and a soil fixation effect is relatively good.
Owner:广西壮族自治区蚕业技术推广总站

River dike protective net

The invention relates to the field of water conservancy facilities, and particularly discloses a river dike protective net. The river dike protective net comprises a net body which comprises an upper coconut shred net body and a lower coconut shred net body. Springs are arranged between the upper coconut shred net body and the lower coconut shred net body. The upper surface of the upper coconut shred net body and the lower surface of the lower coconut shred net body are wrapped with coconut net bodies correspondingly. A frame is arranged on the coconut net body on the upper surface of the upper coconut shred net body and divided into a plurality of boxes through transverse rods and longitudinal rods. The transverse rods intersect with the longitudinal rods obliquely in a buckled mode through grooves. The transverse rods are in the shape of plates. The included angle between each plate surface and the corresponding longitudinal rod is an obtuse angle. Part of each transverse rod is exposed out of the frame. A plurality of positioning pins are arranged on the frame and penetrate through the net body. According to the river dike protective net, the soil fixation effect is improved and water and soil loss is prevented by growing vegetation; and use of the frame can improve the bonding strength of the net body and a river dike, slope protection personnel can walk on the frame for conducting slope protection advantageously, and the structure of the net body is not prone to damage.
Owner:姚虹

Suaeda salsa planting seedbed for saline-alkali land salinized soil repairing

The invention relates to a suaeda salsa planting seedbed for saline-alkali land salinized soil repairing. The suaeda salsa planting seedbed comprises a slope, the gradient of the slope is larger than 0 degree and smaller than 30 degrees, a plurality of arbor areas are arranged on the slope, the width of the arbor areas is 40 cm, the distance between the arbor areas is 6 cm, micro-moistening tubes are arranged at the positions 20 cm to 30 cm away from the arbor areas with the arbor areas serving as centers, the micro-moistening tubes and micro-moistening tube insertion and connection pieces are connected in an inserted mode, and the micro-moistening tubes and the micro-moistening tube insertion and connection pieces are surrounded by the arbor areas. The suaeda salsa planting seedbed is simple and good in structure; compared with planting seedbeds in other type, the windproof and soil-fixation effect is improved by 20% to 30%.
Owner:WEIFANG YOURONG IND

High-pressure efficient batch molding method for hollow bricks on basis of microbial soil fixation

The invention discloses a high-pressure efficient batch molding method for hollow bricks on the basis of microbial soil fixation. The method comprises the following steps: 1) preparing required materials for molds; 2) assembling organic glass plates with holes; 3) cutting out geotextile I and placing the geotextile I in mold cavity units of the hollow bricks; 4) mounting PVC pipes in the mold cavities; 5) adding sandy soil to cavities defined by the geotextile I; 6) pouring prepared bacteria into sample molds; 7) placing two or four parallel wetted sample molds in a sealed reaction box; 8) soaking multiple layers of mold groups in a chemical solution under 2 atm; 9) forming the hollow bricks based on microbial soil fixation after reaction for 3 days. Compared with the traditional hollow bricks, the hollow bricks which are molded efficiently in a batch manner under high pressure on the basis of microbial soil fixation do not need high-temperature sintering molding, so that air pollutionis reduced, environment is protected, and the method is ecological and environmentally friendly.
Owner:CHONGQING UNIVERSITY OF SCIENCE AND TECHNOLOGY

Water and soil loss prevention soil fixation device with guide conveying function

The invention discloses a water and soil loss prevention soil fixation device with a guide conveying function, and belongs to the technical field of water and soil loss prevention of soil. The water and soil loss prevention soil fixation device comprises a soil breaking awl and a plurality of sets of side soil fixing drills which are connected to the circumferential side wall of the soil breakingawl in an embedded mode. The top end of the soil breaking awl is fixedly connected with a reinforcing cover plate in an embedded mode. By matching the soil breaking awl, the side soil fixing drills and a plurality of sets of flow guide cones, the water and soil loss prevention soil fixation device can be stably inserted into the soil easily, and the soil fixation effect on the loose soil can be achieved; meanwhile, through the matching of a liquid collecting pipeline, a main stem liquid conveying mechanism, an auxiliary stem liquid conveying mechanism and lower liquid conveying channels insidethe side soil fixing drills, a nutrient solution which is manually led into the liquid collecting pipeline or naturally-accumulated rainwater can be dispersed and poured into the soil on the outer side of the periphery of the soil breaking awl easily, and the soil can better absorb nutrition and moisture; and due to the fact that a liquid accumulation flow guide mechanism which is inserted into the ground surface is arranged on the reinforcing cover plate, natural rainwater can be accumulated and further be led into the soil easily, and excessively-fast rainwater evaporation losses are effectively avoided.
Owner:楼东
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