87 results about "Restoration ecology" patented technology

The present invention relates to a building block of ecological slope protection vegetation, a fabrication method and a construction technique. The building block is composed of a growing bed body, a lath crib, planting troughs, a vegetation layer and a plant, the lath crib wraps the circumference of the growing bed body, the upper plane of the growing bed body is lower than the upper plane of the lath crib and concave, the vegetation layer is formed on the growing bed body, which matches the inner walls of the sectional area of the lath crib to form an integral building block, and more than one planting troughs are arranged on and run through the growing bed body. The design of the present invention is scientific, the structure is reasonable, the restoration of water ecology can reduce the operating cost, environment is improved, ecology is reinstated, harmonious natural beauty is enhanced, and the present invention is suitable for the nidification of small living creatures and the habitation and the survival of aquatic fishes, so that the cutting-off continuity of water and land regions is restored. The present invention is widely applied to channel slope protection, levee slopes, roadsides, airports, parks, public lands, household lawns, sports grounds, etc. The present invention is suitable for cold regions, damp regions, warm and damp intermediate zone, etc.

The mixed planting material for rocky slope is one kind of composition prepared by mixing at normal temperature soil, organic matter, composite fertilizer, water preserving agent, cement, pH regulator, plant seed and water. The construction process in rocky slope includes trimming slope, setting anchor rods, hanging net, spraying, seeding, covering and maintenance. The present invention makes it possible to green rocky slope fast at relatively lower cost.

The invention discloses a vegetation configuration method for preventing the water and soil loss of a mine dump of a dry-hot valley. The method comprises the following steps: performing topsoil stripping on the dump; building an intercepting ditch, a drainage ditch and a water collecting tank on a platform of the dump; screening vegetation types, including shrubs, herbs and liana, suitable for growing in the mine dump of the dry-hot valley; performing targeted planting; after the vegetation of the mine dump is planted, enclosing the dump by using a wire mesh or a fence to prevent a slope surface from being destroyed by domestic animals. According to the principles of soil and water conservation and restoration ecology, vegetation species are reasonably combined by aiming at that the habitat of the mine dump of the dry-hot valley is severe and different slope positions have different soil erosion intensity and water conditions, so that a reliable technical path is provided for recovering the vegetation in a mining region as quickly as possible. Moreover, the vegetation configuration method for preventing the water and soil loss of the mine dump of the dry-hot valley has the characteristics of high operability and high comprehensive benefit.

The invention relates to a closed or semi-closed landscape water body governance method including an aeration oxygen filling process, a biological treatment process and an artificial ecological reconstruction process; the biological treatment process includes adding microbial agents and biological growth-promoting agents; the artificial ecological reconstruction process includes bionic carbon fiber ecological grass and a compound ecological floating island technology; the water quality of the water body is improved by the aeration oxygen filling process and the biological treatment process; an ecological system is reconstructed and restored by the artificial ecological reconstruction process, and the water body landscape function is restored and promoted. The method can effectively improve the water quality of the water body, rapidly restores the water body ecological system and the self purification ability, and restores and promotes the water body landscape function; the water quality of the water body after governance achieves ''environmental quality standards for surface water'' (GB3838-2002) IV-class water standards. The method allows water quality improvement, ecological restoration and landscape promotion to be combined, has the characteristics of energy saving, good algae inhibiting effect, fast ecological restoration, low governance cost and the like, and has relatively good social benefits and ecological benefits.

The sludge spraying and seeding afforesting matrix is one kind of composition prepared through mixing fermented sludge, organic matter, composite fertilizer, water retaining agent, glue powder, pH regulator, plant seed and water at normal temperature. It is sprayed to exposed slope and mountain for restoring vegetation in short period. The present invention can result in excellent economic benefit and environment benefit.

The invention relates to a method for recovering the wetland of hurt lake, with plant biological theory, ecological theory, etc, wherein the invention can increase the lives of wetland system, and recover the natural wetland ecological system, to realize the self-maintenance function of natural wetland group. Therefore, via the metabolism, physical and chemical functions of wetland plant and soil, the organic and inorganic can be stop at the wetland system, while the harmful one is decomposed into innocuous one, to purify the water. The invention has low cost, and high purifying efficiency.

The invention discloses an ecological purifying device of urban effluent, which comprises the following parts: biological earthworm reactor, biological rack, hydraulic aerating distributor, biological water-wheel type rotary disc, ecological purifying functional area and aeration filter purifying system, wherein the hydraulic aerating distributor connects biological earthworm reactor through overflow distributing board, which interconnects emergent aquatic plant area of ecological purifying functional area; the biological water-wheel type rotary disc is set in the outlet channel of biological earthworm reactor.

The invention relates to a high-yield mulberry cultivation method. A local 'Qinzhou mulberry' variety in Guangxi province serves as a rootstock and the 46CO19 bred in Taiwan serves as a scion. The cultivation method includes soil preparation, seedling culture and grafting, nursery stock processing, planting, pruning and cutting, field management, pest control, mulberry management in blossom and fruiting periods and the like. The mulberries cultivated through the method are developed in root system, cultivate in moisture and multiple in branches and fruits, the sugar content is 9.2-14.5%, the acidity is 4.5-6g / L, the pH is 3.7-4.4, the juice yield is 72-78%, the mulberries can be eaten freshly and processed, can cultivate silkworms after fruit picking, and are suitable for being planted in barren soil in mountain areas in Guangxi province to improve restore ecological environments and increase incomes of mass peasants in poverty-stricken areas.

The invention discloses a greening spray planting method. Firstly, planting grooves are built manually, flowering shrubs are planted in a dibbling mode, then rivets for a three-dimensional net are laid for fixation, and the three-dimensional net plays a role in supporting a skeleton integrally formed by a planting base material and slopes; secondly, a specially-manufactured soil dressing spray planting machine is used for spraying a mixture which is stirred evenly to the governed slopes. The shrubs and herbs are mainly used in slope vegetation cover, flowers are interspersed to increase the beautifying effect, the slopes are in a three-dimensional greening state, strong root systems of slope vegetation can go deep into the slopes, the slopes are connected into an organic whole, branches of the vegetation can protect the slopes against direct washing of rainwater, and therefore the purposes of preventing water and soil losses, stabilizing the slopes and restoring the ecology are achieved. According to the greening spray planting method, the key technological problem of rock slope greening is solved, the shrubs can be stably grown on the rock slopes to form rich greenery landscape effects, and the problems of water and soil losses, the difficulty of greening and low ecology benefits of the rock slopes are solved quite effectively.

The invention relates to a restoration method for a mine waste slag pile, specifically to an ecological restoration method for a sulfur-containing mine waste slag pile. The ecological restoration method comprises the following steps: (1) plowing and flatting a waste slag pile, and carrying out natural and full leaching and exposing under the sun; (2) mixing waste slag with quicklime, sludge and an organic fertilizer; (3) planting nitrogen-fixing trees, shrubs and herbaceous plants so as to form a dominant plant community; and (4) allowing pioneer species to evolve, and planting woody trees and shrubs. The ecological restoration method for the sulfur-containing mine waste slag pile provided by the invention can simply and rapidly construct a plant community on the sulfur-containing mine waste slag pile, plants a nitrogen-fixing plant dominant community by utilizing combination of engineering measures and biological measures, promotes reconstruction and evolution of an ecological system in a mine area in the means of natural restoration, restores the stability of the ecological system, thereby achieving the purpose of ecological restoration of a mine.

The invention discloses a degraded lakeside wetland and a restoration technology for the ecological function thereof, belonging to the field of environmental protection and biotechnology. On the basis of generally surveying the current situations of the natural wetland vegetation and plant community of the lakeside, the invention adopts the relative theories of vegetation ecology, restoration ecology and landscape ecology to construct the degraded wetland plant community; the water purification function of the plant is developed and the physical block function of the plant promotes the sediment of the suspended matter in water. Combined with the eco-engineering technology, the invention modifies the estuarine ecosystem by the interception function of the wave breaker, makes good use of the natural purification of the estuarine ecosystem and controls the nutrient input from the running water so as to restore the environmental value, ecology value and economic aesthetics value of the wetland. The restoration technology has the characteristics of strong operability, low cost, low maintenance cost, remarkable landscape value and economic value, and high water purification efficiency, and is suitable for the restoration and the water treatment of the natural wetland ecosystem of the lakeside in China.

The invention provides a method for restoring the vegetation and ecology of an opencast coal mine dump in a steppe area and relates to the technical field of grassland restoration. The method includes: storing top soil; arranging the mine dump; covering soil, to be more specific, covering the surface layer of the mine dump with the stored top soil after the mine dump arranging; planting plants, tobe more specific, sowing different types of seeds into the mine dump in a mixed manner, wherein mechanical or manual sowing is adopted on the slope of the mine dump, and mechanical sowing is adoptedon the flat part of the mine dump; performing management after the plant planting. By the method, the vegetation of the mine dump can be restored, and the ecological functions of the coal dump can berestored.

The present invention relates to an open-pit mine excavation process, in particular, it relates to an open-pit mining process capable of quickly discharging earth to protect bank and making ecological restoration. It is characterized by that in one end of open-pit mine or its middle said invention adopts a conventional method, if the stripping and mining operation of initial stripping working face is completed, on the deposit mining direction the mining working face can be divided into left side zone, medium zone and right side zone, then they are further divided into several smaller subsections, every subsection can be used as an unit, on every subsection the processes of stripping, mining, backfilling and banking, cultivating-greening or covering with concrete are progressively adopted so as to implement the invented open-pit mining process.

The invention relates to a calculation method for determining the water demand of natural wetland ecological environment restoration. The method comprises the steps that a wetland is divided into a wetland core region and a wetland ecological region according to a wetland ecological hydrological layout model, wetland data is acquired, and a regional range is determined; the range of the wetland core region is calculated according to critical moisture conditions, and an area guaranteeing ecological system integrity is utilized to represent and determine the range of the wetland ecological region; the water demand of wetland ecological environment restoration is divided into a wetland minimum ecological environment water demand and a wetland appropriate ecological environment water demand, and calculation is performed according to the regions; and a pollutant dilution and purification water demand is compared with a wetland organism habitat water demand, and the larger value is taken asthe wetland appropriate ecological environment water demand. According to the method, different methods are adopted for the wetland core region and the ecological region to calculate the ecological environment water demand, the method conforms to physical and ecological significance represented by the wetland minimum ecological environment water demand and the wetland appropriate ecological environment water demand, and therefore the calculation result is more accurate.

The invention relates to a ecological concrete bank and relative building method, which provides a bank for repairing the city river ecological function and relative building method, and it is formed by the ecological concrete blocks (5) whose porosity is 15-25%, the strength level is C10-C20, and center has through holes (6), and insert posts (7) connecting the blocks (5) via through holes (6) and the plants in through holes. First confirming the shape, width and height of bank; then calculating the number of piled layers and blocks to process piling; inserting insert posts in the through holes (6) of blocks to connect the blocks (5) in series to insert the bottom mud of river; at last filling mud into through holes (6) to plant plants. The invention has simple structure, safety, lower cost, easy operation, saved time and space, while it can apply variable river banks of city, with purifying function to recover the ecological environment.

The invention relates to a method for restoring ecology of a desertified land in an arid region. The method comprises the following steps of: selecting soil, covering a film under sand, watering to lead, and planting and seeding. On the basis of an underground water resource (newly discovered) and a raining infiltration rule in the arid region, submerged water under the dry soil and falling rain on the ground are fully used through mechanical grain selection, plastic film covering, water leading and specific planting and seeding, so the aim of restoring the ecological system of the desertified land for a long time is fulfilled. Experiments show that the method is reliable in technology, economic and practical; and in the long term, the ecology restoring effect is obvious.

The invention discloses an environment-friendly Buddhist incense, which is made from the following powdered raw materials: coffee shells, walnut shells, corn straws, saw dust and glutinous rice. The invention also discloses a preparation method of the environment-friendly Buddhist incense. According to the environment-friendly Buddhist incense, as the agricultural and forestry residuum and waste such as the coffee shells, the walnut shells, the corn straws, the saw dust and the glutinous rice are fully utilized as main raw materials to produce, the comprehensive utilization of resources is realized; the ecological balance is recovered; the Buddhist incense belongs to an environment-friendly product; the prepared Buddhist incense has the characteristics of strong hardness, good elasticity, toughness, durability, unlikely incense powder dropping and the like; moreover, the burning speed is low, and the smell is naturally fragrant.

The invention relates to the field of planting technology for sandy lands, in particular to a method for planting sea-buckthorn. By the method, prevention and control of desertification can be realized, and the ecology of a sandy land can be restored. The method is characterized in that super-absorbent environment-friendly ecological desertification control materials are sprayed on surfaces of sand dunes to form parallel strips or crossed squares, and sand stabilization layers with thicknesses ranging from 5mm to 10mm are formed by the super-absorbent environment-friendly ecological desertification control materials; and vegetations are artificially laid, water is sprayed or artificial rainfall is carried out timely after construction, and the survival rate of the sea-buckthorn can reach 75%. The method has the advantages that sufficient nutrients are provided for growth of seeds, the survival rate of plants is increased, and the purpose of ecological desertification control is achieved.

The invention belongs to the technical field of river treatment, and particularly related to a river sediment ecological treatment method. After solid waste deposited in a river is fished, an intercepting net is arranged at the downstream of the river, citric acid solution serving as an activator and adsorption balls are added into the river, the adsorption balls are filled with adsorbents, sediment and river water are mixed and sufficiently adsorbed, microbial agents are added, a river bottom is subjected to aeration treatment and water disinfection, and submerged plants are cultivated in a tiled manner. By combining various modes of solid waste fishing purification, adsorption of organic pollutants by the adsorption balls, microbial water purification, river bottom ecological plant system building and the like, the river sediment is progressively and omnidirectionally purified and repaired to restore ecological balance, and the river sediment ecological treatment method is low in cost, remarkable and lasting in treatment effect and suitable for popularization and use.

The invention discloses an establishment method used for a forest stand space structure optimization model and based on a particle swarm algorithm. The establishment method comprises the steps as following: a forest stand area is measured, forest trees which belong to climax group composition tree species and transitional community tree species in the forest stand are measured, the diameter at breast height of each forest tree is larger than 5 cm, and space coordinates, tree species, a mixed degree, a competition index, a uniform angle index, a stand layer index, a space density index and an open comparison index of each forest tree are obtained; and the particle swarm algorithm is adopted, the mixed degree, the competition index, the uniform angle index, the stand layer index, the space density index and the open comparison index which are included in a forest stand space structure are taken as optimization objectives, a multi-objective optimization model of forest space structures in forest stand level is established, forest trees and space structure units which are required to be regulated are confirmed according to objective trees output by the model and space structure units formed by peripheral adjacent trees, the forest stand space structures are regulated, so that the forest structures tend to a reasonable state, and an ecosystem function is recovered.

An immersion net type ecological slope protection structure for mine restoration comprises a rubble slope layer, the surface of the rubble slope layer is provided with strip-shaped grooves, and firstdrilled holes are formed in the strip-shaped grooves; main anchor rods are inserted into the first drilled holes; the surface of the rubble slope layer is further provided with second drilled holes, and auxiliary anchor rods are inserted into the second drilled holes; the ends, away from the second drilled holes and the first drilled holes, of the auxiliary anchor rods and the main anchor rods areprovided with an iron gauze, and the iron gauze is connected with the auxiliary anchor rods and the main anchor rods in a matched mode; and the position between the iron gauze and the rubble slope layer as well as the top surface of the iron gauze are covered with a base stock layer, and the surface of the base stock layer is provided with a planting layer. According to the immersion net type ecological slope protection structure, overall integrated planning is performed systematically and comprehensively based on the restoration ecology theory, the slope is subjected to processing and reinforcing, the whole stability of the slope is improved, meanwhile, the base stock layer is arranged, the surface of the base stock layer is planted with green plants, thus, the mine landscape is effectively perfected, and the ecological environment is built.

The invention relates to a cultivation method of arbutus conserving a rock desertification mountain land. Local wild arbutuses are used as rootstocks, and wangzianhai planted in Taiwan serves as a graft. The cultivation method includes the steps of soil preparation, seedling and grafting, nursery stock processing, planting, pruning and cutting, field management, pest control and management of the arbutuses in blooming and fruiting periods. The arbutuses cultivated by means of the cultivation method are vigorous in growth vigor, the branch is stout, the branch is also large, the fruiting rate is very high, the fruit has rich nutritive value, especially rich in vitamin C and eight kinds of amino acids and a certain amount of protein and fat, the fruit is beneficial to human body health, the fruit can also be prepared into sweet water can, juice, fruit wine and preserved fruit except for fresh-eating, the arbutuses is suitable for being planted in the rock desertification mountain land barren soil condition, the soil and water conservation is achieved, the ecological environment of poverty-stricken areas is recovered, and the income of mass peasants is increased.

The invention provides a biological wetland forming growth promoter and a preparation method thereof. The biological wetland forming growth promoter consists of the following components in part by mass: 6 to 8 parts of citric acid waste residue fermentation broth, 1 to 2 parts of bacillus licheniformis, 4 to 6 parts of yeast extract, and 100 to 150 parts of water. When the biological wetland forming growth promoter is applied to wetland, the wetland soil and the water eco-environment are improved, the intergrowth of fungi and algae is promoted, the aquatic plant can reproduce quickly, the development of the root system can be promoted, and the aquatic plant has the physiological accommodation effects of resisting drought, preserving moisture and preventing waterlogging, so that favorable conditions are created from the quick forming of the wetland, and the quick growth of the aquatic plant and organisms and animals, the sewage purifying function of the wetland is exerted as early as possible, and the water eco-environment can be recovered.

The invention discloses a cold region abandoned sand yard amphibian degraded habitat restoring method. The method comprises the following steps of 1 restoring scheme design, 2 geomorphic type modification, 3 rapid vegetation restoring and 4 ecological habitat building. The habitat quality of amphibians can be rapidly and effectively improved, then, the biological diversity of the water ecosystem is improved, the ecosystem functions are restored, and the method is low in cost, good in ecological benefits, and suitable for being used and popularized in regions seriously and physically disturbedby cold region rivers.

The invention provides a shrub and grass combined grass spray-seeding grassing operation method. The method is characterized by comprising the following steps: slope surface treatment, coverage of the with soil, slope surface wetting, grass seed selection, spraying material preparation, spray-seeding, non-woven fabric laying, shrub transplanting and later maintenance. According to the method, ecological bags are laid, so that water and soil loss of the slope surface can be prevented effectively, the water-holding capacity of greenbelts is high, and plant growth is facilitated; besides, planting and greening are performed in a shrub and grass combined manner, a row of bougainvillea spectabilis and a row of hibiscus rosa-sinensis are planted at the top of the slope surface, the greening layering sense is high, the landscape effect is enhanced, and positive effects on recovery of the ecological environment and maintenance of side slope stability are realized.

The invention provides a restoration technology for treating eutrophic shallow and slow flow riverways. The restoration technology is characterized by comprising three links of salvaging floating garbage, algae and the like in the riverway, so as to prevent a PRB permeable reactive barrier from being blocked; intercepting by a fine rack, so as to prolong the service life of the PRB permeable reactive barrier; a water body passes through the PRB permeable reactive barrier, and realizes the purpose of restoration through multistage filtering. The PRB permeable reactive barrier consists of pull-out blocks, and each block is formed by cushion layers at two sides, a filling layer in the middle and a meshy filling supporting frame outside the block. Each block is independently suspended in the riverway to be restored, and is capable of being pulled out, after being saturated through adsorption and filtration, the block can be pulled out for replacement, so that the maintenance is facilitated. Filling in the block may be one or more of activated carbon, ceramsite, coal ash, zeolite, scrap iron and the like. After being treated by the multistage PRB permeable reactive barrier, the eutrophic shallow and slow flow riverway water body can reach the corresponding water quality requirement.

The invention discloses a method and a system for irrigation. The method is characterized in that a depression terrain is treated and laid with an anti-seepage film, so as to form a reservoir; after rainwater is collected into the reservoir, the rainwater is led into a water storage tank, filtered and then connected to a moistening-irrigating water feeder through a pipeline; the moistening-irrigating water feeder is put below plant roots; and water is conveyed to the plant roots through a moistening guide pipe of the moistening-irrigating water feeder. The invention provides a novel efficient water-saving damp irrigation technique saving more water, which has the advantages that the technique can automatically regulate water with atmospheric precipitations in damp areas so as to continuously guarantee the water needed by plant growth. The technique of the invention can guarantee the survival and normal growth of plants (crops) to the utmost extent, and can grow the plants (crops) with high economic value or good ecological benefit, such as watermelon, cucumber and other plants of a fibrous root system, as well as fruit trees, forest trees and other plants of a taproot system, so as to achieve the aims of restoring ecosystem and increasing the income of farmers.

The invention belongs to the technical field of treatment of biological invasion malignant weeds, and particularly relates to a method for preventing and controlling invasion weeds solidago canadensisL. through the animal and plant synergy effect. The implementation method comprises the steps of putting of insects in the seedling stage, planting of cuscuta chinensis in the growing period, and secondary putting of insects in the growing period. Specifically, in the invasion area of the solidago canadensis L., larvae of argyrogramma albostriata bremeret grey are put, thus solidago canadensis L.leaves are eaten, and it is difficult for the leaves to carry out photosynthesis; cuscuta chinensis seeds are sowed in the later period, so that stalks of the solidago canadensis L. are killed, so that the nutrition transfer on the solidago canadensis L. is limited, the solidago canadensis L. is finally dead, and thus the ecological function is restored. The method is simple and high in operability, and has small interference with the ecology of the area, and the disadvantage is turned into the advantage. The multi-trophic-level co-evolution principle can be sufficiently utilized, the ecological chain of the argyrogramma albostriata bremeret grey, solidago canadensis L. and mantises is adopted, diffusion and spreading of the solidago canadensis L. can be effectively controlled, and the situation that the released argyrogramma albostriata bremeret grey is widespread and uncurbed can be avoided; the ecological balance is maintained.

The invention relates to a special microorganism bacterial manure for raspberry. The special microorganism bacterial manure is prepared from the following raw materials in parts by weight: 100 to 150 parts of crushed straws, 100 to 150 parts of animal waste, 85 to 125 parts of plant ash, 1 to 15 parts of sodium silicate pentahydrate, 15 to 25 parts of ammonium molybdate, 20 to 40 parts of potassium carbonate, 125 to 185 parts of charcoal, 10 to 20 parts of composite microbial agents, 25 to 45 parts of urea, 30 to 50 parts of ammonium phosphate, 30 to 50 parts of potassium sulphate, 15 to 35 parts of composite trace elements and 50 to 80 parts of water. The invention also discloses a preparation method of the special microorganism bacterial manure for the raspberry. The nutrient proportion rate of the microorganism bacterial manure is reasonable; nutrition ingredients required by the raspberry growth can be supplied in a balanced and continuous way; the fertilizer effect is improved and prolonged; the consumption of chemical fertilizers is reduced; soil is improved; the biological balance is restored; the fruit quality is improved; the yield of the raspberry can be improved; the economic benefits are obvious; the raw materials are simple and can be easily obtained; the cost is low.

The invention provides a method for oil polluted site restoration through in-situ biostimulation and gas extraction and belongs to the field of environmental polluted soil restoration. The method foroil polluted site restoration through in-situ biostimulation and gas extraction comprises the steps of (1) reconnaissance of a polluted site; (2) making of a restoration scheme; (3) layout of the polluted site; and (4) restoration of the polluted site. According to the method for oil polluted site restoration through in-situ biostimulation and gas extraction, the technique is simple, biostimulation and gas extraction are organically combined, pollutant treatment can be conducted while the oil polluted site is restored, the actual engineering requirement is met, and the operability is high; andthe geological structure of the polluted site is not destroyed, secondary pollution on the polluted site and underground water is avoided, and the method has the advantages that the environment applicability is high, the restoration cost is low and the treating effect is good and has wide application prospects.