24results about How to "Improve ecological function" patented technology

The invention relates to a large-scale comprehensive treatment method for spartina alterniflora, which has the advantages that firstly, conventional multi-time cutting is replaced by deep digging of spartina alterniflora, so that the manufacturing cost is saved, and the construction period is shortened; secondly, the conventional repeated plowing and outward transportation are replaced by adopting a burying and compacting mode, so that the manufacturing cost is saved, and the construction period is shortened; thirdly, a new soil backfilling technology is adopted, new soil hydraulic reclamation is completed by laying a hydraulic reclamation pipeline, oxygen is further blocked, and meanwhile, salt marsh vegetation planting conditions are achieved; and fourthly, the original ecology is restored through salt marsh vegetation replacement. The method is economical, efficient and simple in procedure, the vegetation habitat of the wetland is restored, the ecological function of the wetland is improved, and the original ecology can be restored while the spartina alterniflora is managed.

The invention discloses an ecological management method for an eroded gully in a high and cold wet steppe area, which comprises the following steps: firstly, cleaning sundries in the eroded gully, and then performing slope cutting treatment on the gully bottom and gully slope of the eroded gully; pine piles or gabion protection feet are arranged at the bottom of a ditch slope of the erosion ditch; gabion check dams and / or raft pile dams are arranged in the extending direction of the channel of the erosion gully at intervals; vegetation is planted on a ditch slope of the erosion ditch, and an ecological intercepting ditch is formed in the top of the ditch slope; the comprehensive protection system is constructed through the measures of the channel stepped gabion check dam, the log raft piles, the channel slope stabilizing structure, the ecological revetment, soil protection, vegetation recovery and the like, extension and expansion of the erosion gabion are prevented, the stable state of the gabion bank is kept, ecological balance is promoted through vegetation recovery, the anti-scouring, stability and ecological function of the erosion gabion bank are enhanced, and the ecological protection effect of the erosion gabion bank is improved. The problems existing in the prior art are solved, and the purpose of long-term effective ecological treatment of the erosion gully is achieved.

The invention relates to the field of plant growth regulators, in particular to an ultramicro-granulated energy-gathered humic acid composite preparation which is prepared from the following raw materials in parts by weight: 50-80 parts of ultramicro-granulated energy-gathered humic acid, 10-30 parts of nanoscale metal oxide, 5-20 parts of a microbial agent, 1-10 parts of a plant growth regulator and 5-15 parts of a slow release agent. According to the invention, ultrafine particle shaped humic acid, nano-scale metal oxide, a microbial agent, a plant growth regulator and a slow-release agent are organically combined. The effect of the soil conditioner is far better than that of a single component or a traditional soil conditioner.

The invention relates to the technical field of grassland ecological restoration, in particular to a root cutting device for a degraded leymus chinensis grassland and a restoration method. A suspension frame is arranged on a rack of the root cutting device, and the rack is constructed to walk on a sheep grass land along with movement of traction equipment. A punching assembly, a root cutting assembly and a fertilizing assembly are sequentially arranged on the rack in the walking direction. The punching assembly is configured to rotate along with walking of the rack and punch holes in the sheep grass land along the walking path of the rack, so that a plurality of punching belts are formed in the sheep grass land. The root cutting assembly is configured to rotationally cut in downwards from the surface of the leymus chinensis grassland through power transmission, loosen a soil hardening layer between the adjacent punching belts, cut off leymus chinensis roots in soil and construct a root cutting area between the punching belts along the walking path of the rack. The fertilizing assembly is used for fertilizing the root cutting area. According to the root cutting device for the degraded leymus chinensis grassland, the regeneration efficiency of leymus chinensis roots and the restoration quality of the grassland are improved.

The invention relates to the technical field of ecological restoration and water resource management, in particular to a novel brick material based on corn straw as well as a preparation method and a use method of the novel brick material, and provides the novel brick material based on the corn straw in order to solve the problems of high water loss speed and slow ecological restoration of peat land. Comprising the following raw material components: corn straw powder, corn straw charcoal, calcium bentonite and corn stigma fiber, the corn straw powder, the charcoal, the calcium bentonite and the corn stigma fiber are mixed according to a specific proportion, and the mixture is subjected to compression molding to prepare the brick with good moisture retention performance and ecological compatibility. The method is specially used for water retention and vegetation recovery of the peat land.

The utility model discloses a controllable permeation regulation constructed wetland bottom layer drainage system, which comprises a water filtering layer arranged in a wetland pond and sequentially comprises a river sand filling layer, a quartz sand filling layer, a gravel filling layer and a high-strength permeable grating layer. A drainage connector is connected to the side wall of the bottom of the wetland pond, and a drainage caisson connected with the drainage connector is buried in a soil layer on the outer side of the wetland. The sandy soil backfilling assembly and the drainage assembly are installed on the drainage caisson. The sandy soil backfilling assembly comprises an outer sleeve, a desilting barrel, an inner sleeve, a spiral conveying blade and a backfilling pipe. According to the system, long-term stable operation of the wetland is ensured, the water quality purification efficiency is improved, the landscape effect and the ecological function of the wetland are enhanced, and an advanced and practical solution is provided for urban and rural sewage treatment and river and lake restoration.

The invention discloses a preparation method of a high-specific-surface-area polymer-based magnesium artificial wetland filter material. The preparation method comprises the following steps: firstly, respectively preparing a water phase containing magnesium salt and an emulsifier, and an organic phase; then slowly dropwise adding the water phase into the organic phase in a trickling filtration manner, so that the water phase forms tiny liquid drops in the organic phase, a polymerization reaction is carried out on an interface, and a magnesium ion embedded polymer matrix is formed; carrying out foaming treatment on the polymer matrix embedded with the magnesium ions, and rapidly cooling; and finally, separating a blank body through suction filtration, cleaning, drying and screening to obtain the filter material. The filter material obtained by the method disclosed by the invention can regulate the pH value of a water body and slowly release magnesium ions, enhance the nutrient supply of plants and improve the wetland function in a low-temperature environment, and has a high specific surface area.

The utility model discloses a three-road cross section road permeable pavement structure of a sponge city, which is characterized in that a motor vehicle lane permeable water storage pavement structure, a side zone, a non-motor vehicle lane permeable water storage pavement structure and a sidewalk permeable water storage pavement structure are sequentially arranged from the center line of a road to a sidewalk, and a longitudinal drainage pipe is embedded at the bottom of the side zone; a transverse water collecting blind pipe and a longitudinal drainage pipe are arranged at the bottom of the permeable water storage pavement structure, the transverse water collecting blind pipe is communicated with an external rainwater pipe network, and a bottom waterproof layer is arranged at the bottom of the permeable water storage pavement structure. The urban road surface rainwater runoff can be rapidly stored, the road ecological function is improved, the urban'wet and hot 'breathing function is enhanced, construction is easy, and the natural environment and human settlement environment improvement effect is good; the global water collection and storage capacity of urban roads is improved, the road rainwater runoff is greatly weakened, and urban disaster prevention and reduction are facilitated; a new thought is provided for construction of the sponge city, and good application and popularization value is achieved.

The invention discloses a method for monitoring the ecological environment effect of a protection forest, and relates to the technical field of ecological environment monitoring, and the method comprises the steps: data collection, data processing, data analysis, and result display. In the data collection, meteorological, soil and vegetation data in the protection forest and surrounding areas are comprehensively covered, and a rich basis is provided for accurate evaluation; standardized data is obtained through preprocessing, so that the data comparability and the analysis accuracy are enhanced; and the long-term influence and the short-term dynamic state are reflected by calculating the average value and the change rate of a plurality of time nodes. The wind prevention and sand fixation coefficient, the water and soil conservation coefficient and the climate coefficient are integrated to obtain an ecological effect comprehensive index, the ecological effect of the protection forest is comprehensively evaluated in combination with a preset weight value and a threshold value, and a display signal is transmitted to a monitoring center, so that related departments can know conditions in time and take measures. The method is of great significance to protection forest management and ecological protection, problems can be found in time, and scientific management and maintenance can be guided.

This invention provides a method for controlling Spartina alterniflora and promoting natural mangrove restoration based on rolling mulching and in-situ mud slurry, belonging to the field of ecological control technology. The method involves mechanically rolling Spartina alterniflora to flatten most of it and press it into the tidal flat soil. Then, a biodegradable mulch film is laid on top, and mud slurry is extracted and applied to form a mud slurry cover layer. A mangrove seed interception and planting device is then installed on the mud slurry cover layer to prevent mangrove seeds from growing naturally, thereby reducing the cost of Spartina alterniflora control and improving the efficiency of Spartina alterniflora control.

The utility model discloses a river shoal ecological restoration structure for attracting birds, which comprises a river bank vertical section structure and specifically comprises plant isolation areas arranged along the banks on the two sides of a river channel as well as a water level variation area, a shallow water area and a deep water area which are arranged according to a river channel shoreline, and the river channel shoreline comprises a river channel bent section and a river channel straight section; the plant isolation areas on the two sides of the straight section of the river channel are connected through shallow water areas, the water level changing area and the deep water area of the bent section of the river channel are connected through shallow water areas, the water level changing area is arranged on the convex bank of the bent section of the river channel, and the deep water area is arranged on the concave bank of the bent section of the river channel. According to the utility model, by arranging the zigzag near-natural river bank lines and the areas with different water depths, not only is the natural landscape effect of the river shoal improved, but also the ecological function of the river shoal is recovered; meanwhile, a habitat suitable for birds to inhabit is built, more birds are attracted to stay, and the biological diversity is enriched; in addition, the designed river channel structure guarantees completeness and stress resistance of the river shoal, and the goal of ecological restoration is achieved.

The utility model discloses a prefabricated ecological crown beam which comprises a front vertical plate, a rear vertical plate is arranged on the rear side of the front vertical plate, and the front vertical plate and the rear vertical plate are arranged in a front-back mirror image mode. A cross beam is arranged between the front vertical plate and the rear vertical plate, and the front vertical plate, the rear vertical plate and the cross beam are connected through connecting bolts; the integral structure of the crown beam is split into single components of the plate and the beam, so that a mold structure is very simple during production, and the manufacturing cost of the mold is very low; the crown beam can be split into single components, so that the crown beam can be split in the production process, and after the crown beam is split into the single components for production, the operation process becomes simpler, and the production efficiency becomes higher; in addition, the storage space of the single assemblies is reduced, the storage capacity of the same area is increased, and the site occupation cost is reduced.

The invention discloses a method for promoting growth of intercropping crops based on a soil micro food web and application of the method, and belongs to the technical field of crop planting. According to the invention, it is found for the first time that by adding a specific type of bacterial-feeding nematodes into soil, synergistic improvement of growth indexes such as plant height, stem diameter and biomass of two crops can be obviously and stably promoted; the application method is simple and easy to operate, the cost is controllable, and no additional farming equipment or steps are needed; the method is high in environmental compatibility, is particularly suitable for a farmland peanut-corn intercropping system in alkaline and calcareous soil, can effectively improve the crop growth performance, farmland productivity and agricultural product yield and quality, can optimize the soil ecological function, continuously increases the economic benefits of farmers, and has wide application prospects. A brand-new, low-cost and easy-to-popularize candidate scheme is provided for agricultural green sustainable development of the alkaline soil area in North China, and the application prospect is wide.

The application provides a kind of water level fluctuation river beach zone degraded wetland Juncus effusus community directional recovery method, belongs to wetland water environment ecological management and landscape restoration technical field.The application includes the following steps: (1) the hydrological condition of river beach zone degraded wetland is investigated, and the target recovery area and the transplanting height and time of Juncus effusus are determined: the transplanting height of low-lying area is greater than or equal to 30 cm, and the transplanting is carried out in early May; the transplanting height of water level change area is greater than or equal to 25 cm, and the transplanting is carried out in early May; the transplanting height of humid area is greater than or equal to 20 cm, and the transplanting is carried out in mid-late May; (2) the degradation degree of Juncus effusus in the target recovery area is investigated, and the transplanting density of Juncus effusus is determined: the natural recovery is carried out in slight degradation area, 20-30 plants / m 2 are transplanted in moderate degradation area, and 40-60 plants / m 2 are transplanted in severe degradation area.The application can not only improve the growth adaptability of Juncus effusus, but also enhance the ecological function of wetland, and provide a new solution for ecological protection and sustainable development.

The invention relates to the technical field of green prevention and control of agricultural pests, in particular to a green prevention and control method for rice pests based on combination of multiple spiders and application of the green prevention and control method for rice pests based on combination of multiple spiders. Placing density and position of the spiders: after the rice is transplanted, uniformly putting the combination of the various spiders into the rice field according to the putting density; and ecological environment optimization: arranging shelters for inhabiting and avoiding of the spiders in the rice field to promote survival and reproduction of the spiders. According to the method, multiple spiders with ecological niche complementarity are screened, a natural enemy community which can be stably colonized in a rice field and has a synergistic effect is constructed, continuous and efficient control over main pests of rice is achieved, and finally the purposes of completely replacing chemical pesticides, protecting the ecological environment and producing green rice are achieved.

The invention discloses a reclaimed water filtering and oxygenation device, and belongs to the technical field of water treatment.The reclaimed water filtering and oxygenation device comprises a pretreatment box and an artificial wetland framework, a plurality of gap frames are sequentially installed in the artificial wetland framework in the water flow direction, filler boxes are installed on the two sides of each gap frame, and treatment filler is arranged in the filler boxes; disturbance assemblies are installed on the two sides of an inner cavity of the gap frame and extend into the filler box. According to the device, through the designed oxygenation pump, external oxygen can be pumped through the oxygenation pump, mixed and then fed into the rear side guiding assembly and the filtering assembly, dissolved oxygen in water can be increased through oxygen, the self-purification capacity of the water body is improved, and suspended matter in the regenerated water is filtered through cooperation with the filtering assembly; the burden of a stuffing box in a subsequent constructed wetland frame is relieved, the ecological function of the constructed wetland can be better played, and the constructed wetland can maintain good water quality and improve the treatment effect while supplying water sources to rivers and lakes.

The invention provides a fabricated carbon sequestration ecological fish reef based on CO2 mineralized recycled aggregate and a preparation method of the fabricated carbon sequestration ecological fish reef, and belongs to the technical field of carbon sequestration technologies and the field of marine ecological restoration. The fabricated carbon sequestration ecological fish reef based on the CO2 mineralized recycled aggregate is prepared from the following raw materials in parts by mass: 20 to 30 parts of CO2 mineralized recycled aggregate, 15 to 20 parts of sea sand, 10 to 15 parts of cement, 1 to 2 parts of mineral admixture, 2 to 4 parts of shell powder, 0.15 to 0.6 part of additive and 3 to 6 parts of water, the CO2 mineralized recycled aggregate is prepared from the following raw materials in parts by mass: 15 to 20 parts of CO2 mineralized recycled coarse aggregate and 5 to 10 parts of CO2 mineralized recycled fine aggregate. The fabricated carbon sequestration ecological fish reef based on the CO2 mineralized recycled aggregate is integrally formed through a formwork pouring process, and has the advantages of modular assembly, good stability, convenience in construction and the like. According to the method, marine ecological restoration and biological inhabitation are facilitated, carbon sequestration and emission reduction can be achieved through the CO2 mineralization technology, and high ecological and environmental protection values are achieved.

The utility model discloses a water circulation treatment device for garden landscape design, which comprises a support frame, the support frame is mounted on the ground, a connecting mechanism is arranged on the support frame, and the connecting mechanism comprises a filtering mechanism, a backflushing pipe, a fixed pipe, an external pipe, a clamping mechanism, a transverse rod, a nut block, a thrust bearing and a follow-up sleeve. The filtering mechanism is connected to the backflushing pipe and the supporting frame in a matched mode, the fixing pipe is connected to the backflushing pipe, the external pipe is connected to backflushing equipment, it is ensured that the water circulation treatment device for landscape architecture design can be conveniently connected with the backflushing equipment through the connecting mechanism, and the overall efficiency and reliability of the whole system are improved; through the design of the fixed pipe, the external pipe and the synchronous sleeve, the connecting mechanism allows quick and accurate butt joint of parts, the installation and maintenance process is simplified, and meanwhile, the stability and the sealing performance of the system in long-term operation are ensured.

The application belongs to the field of soil improvement, and relates to a method for applying a modifier for soil acidification in southern forests, by which goethite as a mineral modifier can effectively increase soil pH, adjust soil acidity, improve soil carbon sink capacity, comprehensively improve the plant habitat, and further promote plant growth, so as to simultaneously realize soil habitat improvement and ecological function improvement of the southern forests.

The invention provides a construction method and system of an artificial river channel imitating a natural landscape pattern, and relates to a construction method of an artificial river channel, the method comprises the following steps: determining a target to be planned and constructed through a fractal geometry theory, the constructed target comprising a landscape type of the artificial river channel, the number of plaques or the total number of the plaques of the artificial river channel; each landscape type plaque edge length and habitat type; a landscape pattern index is calculated according to the constructed target, the landscape pattern index comprises landscape patches, landscape shapes and landscape diversity, and the landscape pattern of the artificial river channel is determined according to the landscape pattern index; according to the landscape pattern of the artificial river channel, referring to landscape heterogeneity and ecological benefits, establishing an artificial river channel landscape pattern model; and evaluating the change of each landscape element of the artificial river. The diversity and stability of the ecological system are improved, and the landscape pattern and the ecological function are optimized.

The invention provides an ecological restoration device for an ocean light beach and a using method of the ecological restoration device, and belongs to the technical field of ocean engineering and water environment engineering. The ecological restoration device for the ocean light beach comprises a planting cylinder, planting soil, a cushion material, a clamping groove, a landing pile and a buoyancy block. The ecological restoration device for the ocean light beach is ecological, is made of moso bamboo, and is ecological and environment-friendly; pollution and energy consumption are avoided; components are standard and easy to produce; according to the ecological restoration device for the ocean light beach, it is guaranteed that the ecological restoration device horizontally falls to the beach face, planting soil can be prevented from losing, and therefore the purpose of planting sea grass on the light beach is achieved.

The invention provides a microcosm biological capsule and a preparation method and application thereof, the microcosm biological capsule is composed of a shell and an inner core wrapped in the shell, and the inner core comprises microorganisms and microminiature soil animals. The microorganisms comprise nitrogen-fixing bacteria, phosphorus-dissolving bacteria and bacillus subtilis, and the volume ratio of the nitrogen-fixing bacteria to the phosphorus-dissolving bacteria to the bacillus subtilis is 5: 5: 3. The microcosm biological capsule is combined with microorganisms and microminiature soil animals, a micro ecological system, namely the microcosm, with a complex interaction relationship is constructed, and the micro ecological system can be used for symbiosis of various species, so that the biological activity of soil is more effectively improved, and the long-term stability of the ecological function of the soil is maintained. Under the combined action of microorganisms and various microminiature soil animals, the biological capsule can play a good repairing role under different types of soil conditions, so that all-directional and multi-layer improvement of soil is realized.

The utility model is applicable to the technical field of slope protection, and provides a combined prefabricated concrete ecological slope protection, which comprises a prefabricated concrete slope protection block, and two dovetail grooves for assembly are arranged on the prefabricated concrete slope protection block; the square groove and the two arc-shaped grooves are formed in the prefabricated concrete slope protection block, and the square groove and the two arc-shaped grooves are all used for planting ecological plants; the cones are installed on the prefabricated concrete slope protection block in a sliding mode, cavities are formed in the cones, and a plurality of through holes are formed in the inner walls of the cavities; and the reinforcing mechanisms are mounted on the cones respectively and used for grasping the ground. According to the combined prefabricated concrete ecological slope protection provided by the scheme, the problems that an existing prefabricated concrete slope protection block is prone to loosening due to long-time rain wash and the slope protection effect is prone to being reduced due to the poor ground gripping effect are solved.

The utility model discloses a curb structure based on a sponge city concept. The curb structure comprises a plurality of curb bodies arranged side by side and a plurality of pervious concrete bases arranged on the lower surfaces and the back sides of the curb bodies side by side. The utility model has the following advantages and effects: when rainwater near the curb body permeates, part of rainwater can permeate downwards to the pervious concrete base, so that rainwater infiltration is accelerated, surface runoff scouring is reduced, urban inland inundation risk is reduced, and a'permeation 'square needle of a sponge city concept is realized; part of rainwater flows along the drainage holes and the first connectors of the concrete base and is drained to an inspection well from the second connectors used for being connected and achieving drainage, and the'row '-shaped square needle of the sponge city concept is achieved. Finally, rainwater management is optimized through a sponge city concept, the ecological function is enhanced, the sustainability of infrastructures is improved, and multiple benefits are achieved.