144results about How to "Improve the ecosystem" patented technology

The invention relates to an ecological protection method for a high steep side slope. The method mainly comprises the steps of slope surface treatment, concrete shotcrete and rock bolt support, vegetating hole arrangement, net spreading, spray material preparation, granule spray sowing, maintenance, management, and the like. In the method, guest soil materials such as humus loam rich in organic matters and clay are utilized to undergo a granule reaction after mixed with a granule agent at the moment of spray sowing so as to form a greening template which has the same high order granule structure as natural soil and strong erosion resistance and can suppress water and soil loss. After a diversified mature plant community which is in harmony with surrounding vegetation environment is formed, the slope surface can be protected, which can effectively resist diseases and insect pests and maintain the ecological balance. Post maintenance management and expenses can be saved. All used materials can be naturally degraded, have no pollution to the environment and can purify air and beautify the environment. Equipment of the method does not need to be hung on the slope surface for construction, and spray sowing operations are carried out only below the slope surface, thus the method has high construction speed and safety. The method is suitable for slope surfaces which are difficult to green, and the like, such as various high steep and unstable slope surfaces, bare slope surfaces having high greening expected values, and the like.

The invention discloses a method for ecological restoration and water quality conservation of river water. according to the method, an aeration oxygenation system consists of a solar cell panel, a support connector, an air pump, an aeration tube and an air distribution plate and is used for maintaining the dissolved oxygen level in the water; an ecological floating bed system consists of a strong buoyancy carrier and an emergent aquatic plant and is used for removing pollutants out of water and gathering and transferring heavy metal; and a filler system is used for providing a lot of adhesion habitats for microbial flora, phytoplankton, protozoon and tiny metazoan so as to co-build and form a biological membrane which efficiently and quickly purifies the pollutants. By adopting the method, the organic matters such as COD, nitrogen, phosphorus and the like, and other pollutants in the water can be efficiently removed, the water is purified, an ecological system of the river way is improved, and the self-cleaning capacity of the water is restored.

The invention discloses a water purifying method of waterless source waters and device, which comprises the following steps: including recharge craft, hydrologic cycle craft, water quality physical disposing craft; water quality chemical disposing craft, accelerate vertical motion of water and aerate craft, rainwater collecting and purifying craft, ecological restoring craft and composite control device; proceeding automatic control; installing make-up water pump room, device room, element depositing tank, filtering tank, purifying tank, catch frame, pump, make-up water pipe, circulating pump, disposing pump, charging pump and air blower; installing make-up water pump room, device room, element depositing tank, filtering tank, purifying tank, clean water pump under floor.

The invention discloses a saline-alkali soil modified microbial inoculum and a preparation method thereof. The microbial inoculum comprises, by weight, 10-30 parts of bacillus megatherium HB bacteriapowder, 35-65 parts of phosphorus tailings powder, 12-18 parts of phosphogypsum, 8-25 parts of sugar refinery wastes, 6-26 parts of seaweed residue and 1-8 parts of mannitol. Components of the saline-alkali soil modified microbial inoculum have synergistic interactions with each other to enhance effects, if any one of the components lacks, expected effects cannot be reached, and only when the saline-alkali soil modified microbial inoculum with whole formulas is adopted and 30-80 kg of the microbial inoculum is used per mu, can the effects of increasing fertilizer utilization rate and crop yields, and improving quality and saline-alkali lands be achieved.

The invention aims at providing compound microorganism humic acid fertilizer special for organic cultivation and a preparation method thereof. The compound microorganism humic acid fertilizer special for the organic cultivation is high in fertilizer efficiency, rapid in absorption and capable of improving physical and chemical properties of soil and improving disease resistance of crops. The preparation method is environmentally friendly, efficient, short in fermentation cycle, low in cost and easy to operate. The fertilizer special for the organic cultivation is prepared by inoculating compound microorganism strains into fertilizer raw materials and conducting fermentation. The fertilizer special for the organic cultivation is prepared from, by mass, 20%-40% of weeds or straw, 10%-20% of feces of livestock and poultry, 20%-40% of animal and plant residuals, 5%-10% of peanut bran or bean pulp, 10%-20% of pond sludge, 0.5%-1% of urea, 2%-4% of shell powder or calcium superphosphate, 0.5%-1% of magnesium sulfate, 1.5%-2.5% of slaked lime and 0.5%-1% of zeolite powder. The method comprises the steps of preparation of the compound microorganism strains, prefermentation and post-maturation fermentation. The compound microorganism humic acid fertilizer special for the organic cultivation and the preparation method thereof can be applied to the technical field of microorganism fermentation fertilizer manufacturing.

The invention provides a water body repairing system and a water body repairing method, wherein the system includes a power supply system, an aerating system, submerged plants, aquatic animals, an artificial medium, an electrolytic tank and a resistor. The power supply system is respectively connected to the aerating system and the electrolytic tank and supplies power to the aerating system and the electrolytic tank. The artificial medium includes a fixing device and an iron-carbon combined carbon fiber medium arranged thereon. The iron-carbon combined carbon fiber medium includes an iron material and carbon fibers suspended thereon and is connected to the aerating system through the resistor. The electrolytic tank is arranged within an aerating range of the aerating system. The submerged plants, the aquatic animals and the artificial medium are dispersed in a water body to be repaired. The water body repairing system can inhibit reproduction of alga, is enhanced in degradation capability on algal toxin and is improved in water body purification performance.

The invention relates to preparation and application of a composite microbial agent and biological organic compound fertilizer. Bacillus, saccharomycetes, photosynthetic bacteria and the like are combined with various organic matters and inorganic matters through a scientific formula to form the composite microbial agent and biological organic compound fertilizer. The composite microbial agent andbiological organic compound fertilizer has effects of improving the ecological system and the nutrient environment of crop rhizosphere soil through interaction of microorganisms, improving the absorption capacity of crops, promoting growth of crops and increasing yield and income. The composite microbial agent and biological organic compound fertilizer has effects of improving soil, controlling soil-borne diseases and insect pests, degrading harmful residues such as heavy metals and pesticides, promoting plant growth, improving crop stress resistance and increasing crop quality, and has the characteristics of high efficiency, quick effect and sustained effect.

The invention relates to a modularized artificial floating island for multi-medium reinforced repair of a polluted water body and application of the modularized artificial floating island. The modularized artificial floating island comprises one or more transparent floating island frames which are sequentially communicated. Each floating island frame is internally provided with a supporting mesh plate for dividing the floating island frame into an upper layer frame body and a lower layer frame body. Each upper layer frame body is internally and sequentially filled with a base body medium layer and a filler layer from top to bottom. Each base body medium layer is provided with a planting hole led to the corresponding filler layer. A plurality of check holes are formed in the side wall, corresponding to the corresponding filler layer, of each upper layer frame body. The bottom in each lower layer frame body is laid with a substrate. A plurality of check holes are formed in the side wall of each lower layer frame body. The check holes are provided with detachable mesh. Compared with the prior art, the modularized artificial floating island has the advantages that by adopting the light base body medium layers, establishing the filler layers easy to install and replace and suitable for microorganism adhesion, establishing a complete biological system layer and the like, manufacturing time is shortened, occupied land is reduced, long-term durability and efficient pollution removal are achieved, water quality purification and landscape functions are achieved due to modularized combination, and the effect of repairing the polluted water body is good.

The invention discloses an ecological method and an application for controlling quantity of spirogyra biomass in lakes. The ecological method comprises the steps of: breading tilapias in lakes where submerged plants are grown; controlling the quantity of the tilapias to minimize influence of the tilapias on the submerged plants and effectively control spirogyra. The ecological method provided by the invention can prevent chemical toxicity brought by chemical method for controlling spirogyra and reduce manpower and property waste caused by manually catching sponge; and the harvested tilapias can bring a certain economic benefit; furthermore, the ecological method also can effectively control the quantity of pomacea canaliculata. As can be seen, the ecological method and application for controlling the quantity of the spirogyra biomass in lakes can be applied to maintaining the lake ecosystem, and is environment-friendly.

The present invention discloses an ecological restoration method for bottom-cultured Cyclina sinensis at beach. The present invention includes: (1) selecting a damaged beach prepared for ecological restoration; (2) selecting Cyclina sinensisas a species for ecological restoration of the damaged beach; (3) putting a number of Cyclina sinensis fingerlings to the damaged beach and breeding; (4) checking out whether the toxic and hazardous substances in sediment environment meet conditions or not after the batch of Cyclina sinensis fingerlings is bred and harvested; and (5) if at least one toxic and hazardous substance in the sediment environment detected in step (4) does not meet the conditions, repeating steps (3) and (4). If the toxic and hazardous substances in the sediment environment detected in step (4) meet the conditions, the ecological restoration of the damaged beach is completed. The method adopts an ecological restoration method to repair the damaged beach, recovers the beach ecosystem, reduces the pollution degree of water body, as well as generates aquaculture economic benefits, thereby achieving the goals of ecological protection of the marine beach and the sustainable economic development.

The invention discloses a biological weeding reclamation and soil fertility improvement method of an abandoned farmland. The method comprises the following steps of: (1) building a fenced poultry house; (2) buying young chicken and adult geese, and placing into a fence according to 180 to 200 chicken per Mu; placing the geese into the fence according to a ratio of chicken to geese of (10 to 15) to 6, raising the chicken and the geese together, supplementing feed at nightfall, and gradually reducing the feed amount; (3) when the feed is supplemented, adding intestinal zymocyte into the feed; when the exposed surface of the abandoned land due to the weeding by the poultry is greater than 20 percent, all tender leaves of grasses are eaten by the poultry, the upright grasses are completely stepped into the earth, the plant height is less than 5cm, and the leaves are withered and yellow, covering the surface layer with straws, adding straw decomposition agent, simultaneously spraying urea and glucose aqueous solution until the surface of the straw is wetted; (4) shallowly ploughing the land, then sowing trefoil, and spraying the urea solution on the leaf surface once a week when a plant height is greater than 5 cm; and (5) interplanting corns when the trefoil grows to 10 to 15 cm. By adopting the method, the weeding efficiency is high, environmental conservation is realized, and ecological poultry can be raised.

The invention relates to a circulation reoxygenation biological decomposition-reinforced riverway water purification system and an implementing method thereof. The system is suitable for water-qualitylong-acting treatment on a still water riverway or an organic pollutant-enriched black and odorous water riverway. The system consists of a muddy sand sedimentation area, a multi-stage water fall reoxygenation unit, a primary sedimentation pool and a riverway biological settling bed treatment unit. The riverway biological settling bed treatment unit consists of multiple groups of biological settling beds which are arranged on the bottom surface of a river bed at intervals along the water flowing direction. After the upstream river is settled and purified by the muddy sand sedimentation area,the riverway water is further decomposed and purified on the biological settling bed treatment unit by biological flora attached to biological fillers; meanwhile, the riverway water returns to the primary sedimentation pool through a water-collecting and water-returning pipe network on the bottom layer, the riverway water is lifted to the multi-stage water fall reoxygenation unit by a water pump,is subjected to biological purification and reoxygenation treatment again and then flows back to the riverway, and so one and so forth, the riverway water is gradually purified, the ecological chain of the riverway is recovered, and the aim of reinforcing the ecological self-cleaning ability of the riverway water is finally fulfilled.

The present invention discloses a landscape type village sewage collecting and treating system. The system comprises a village-surrounding landscape riverway and a bio-trickling filter treating unit; wherein village domestic sewage and livestock and poultry breeding wastewater drain into a landscape riverway sewage canal, and then flow together to the bio-trickling filter treating unit and undergo a biochemical reaction, and after the reaction, the sewage is discharged into a main canal of the landscape riverway; and cross sections of the main canal of the landscape riverway is provided with a multi-stepped shape, and each step is planted respectively with submerged plants and emerged plants that have a purification effect of contaminations. According to the system provided by the present invention, all links of generating, discharging, collecting, and treating of regional village comprehensive pollution are incorporated into a pollution control system, the farmer domestic sewage and the livestock and poultry breeding wastewater with a high concentration are treated by a sewage intensifying treating facility, slightly-polluted water of rainfall runoff that carries village surface pollution is treated by the village-surrounding landscape riverway, and an operating performance of the sewage treating facility is effectively optimized by the combination of the two, and meanwhile a liquidity of the village-surrounding landscape riverway is improved, and a preferable environmental benefit and a preferable ecological benefit are achieved.

A lake landscape purifying device comprises a plant landscape purification system arranged in a lake and a biochemical purification system arranged on the plant landscape purification system, wherein a floating ball and a hauling cable are arranged on the plant landscape purification system, one end of the hauling cable is connected with the plant landscape purification system, and a heavy anchor is arranged at the other end of the hauling cable. The device overcomes poor water transparency, large depth and water ecology losing of polluted water, improves the ecological environment of a lake water system, improves the quality of lake water, recovers the ecological environment of lake water, and solves the problems of great operation space limitation, low space utilization rate, high cost and poor purification effect of a single water ecology construction mode.

The invention discloses a method for improving a saline-alkali soil matrix for seedling cutting, and belongs to the technical field of seedling cutting soil matrix improvement. The method for improving the saline-alkali soil matrix for seedling cutting comprises the following steps of (1) taking nutrient soil and saline-alkali soil according to the weight proportions, wherein the weight proportion of the nutrient soil ranges from 55% to 65%, and the weight proportion of the saline-alkali soil ranges from 45% to 35%; (2) combining the nutrient soil and the saline-alkali soil in an independent block mode, namely, digging holes in the saline-alkali soil, and filling the holes with the nutrient soil; (3) disinfecting the nutrient soil and the saline-alkali soil. According to the method for improving the saline-alkali soil matrix for seedling cutting, the design is reasonable, operation is easy, the needed matrix improvement measures are provided for in-situ seedling cutting culture or forestation of the saline-alkali land, the survival rate of seedling cutting of the saline-alkali land is increased, the forestation cost of the tidal flat saline-alkali land is reduced, the site environment of the saline-alkali land is improved, the ecological system of the saline-alkali land is improved, local economic development is indirectly promoted, and the income of farmers is increased.

The invention discloses an eco-friendly riverway bank protection structure which comprises a bottom platform arranged at the slope toe and a middle platform arranged at a medium water level position.The bottom platform and the middle platform are connected through a lower slope, toe protection flexible net bags filled with fish spawning nest blocks are pressed on the bottom platform, and the middle platform is connected with the top of a bank slope through an upper slope. The middle platform is paved with diamond ecological bank protection blocks which are provided with vertically-through planting grooves, and mutually-communicating artificial fish ways are arranged on four side faces of each ecological bank protection block. The upper slope and the lower slope are each formed by stackingfish spawning nest net cages, and penetrating net pipes are arranged in the middle of the fish spawning nest net cages. The eco-friendly riverway bank protection structure can meet the requirement for stability of a riverway slope bank, can prevent acute evolution of a riverbed, and can create conditions for plant growth and animal inhabitation, engineering and environment are well integrated, and the requirements for ecology, landscape, bank protection and other aspects are met.