115 results about "Ecological resources" patented technology

The invention discloses a method for propagating camellia japonica quickly, which comprises the following steps of: pruning branches of tea trees, and performing special processing; collecting cions of required varieties; and grafting, cutting and sealing tightly. Particularly, the method comprises the specific steps of: (1) collecting the branches; (2) collecting the cions; (3) grafting; (4) cutting; and (5) conveying the branches of the tea trees into a shed. The method has the advantages that: 1, the pruned branches of the wild tea trees can be grafted and cut immediately on the premise ofprotecting ecological resources, the branches, which are used as tree stocks, of the tea trees root, and the cions sprout buds within half a year and bloom in the second year, so the aim of shortening the marketing time by over 5 years is fulfilled under the condition of not taking 3 to 5 years for culturing the tree stocks into consideration; and 2, a section of pruned branch of the tea trees can root, sprout and bloom within two years by grafting and cutting; and the wild tea trees are not used as the tree stocks, so the populations of theaceae plants are protected effectively, ecology and society are facilitated, the cost is reduced, the economic benefit is improved, and the survival rate of cutting and grafting is over 85 percent.

The invention provides a seedling cultivation matrix taking mushroom residue as raw material, as well as a manufacture method thereof. The matrix comprises the following components in volume portion: 1 to 3 portions of mushroom residue, 1 to 2 portions of vermiculite, 1 to 2 portions of perlite and 0.0001 to 0.0005 portion of fermentation promoter, wherein the fermentation promoter is a mixture of decay promoting microbial agent and bran with the weight ratio of 1 to 10. The matrix has the advantages of fully utilizing mushroom residue waste of agricultural production, using no peat at all and saving ecological resources, along with rich nutrition, good porosity, excellent physical properties, low cost and simple manufacture.

The invention provides a method for preparing composite hydrogel through modifying bamboo shoot leftovers and an application of the composite hydrogel. An adsorption material is prepared by the steps of extracting cellulose from the bamboo shoot leftovers, then modifying by sodium chloroacetate, carrying out epoxy chloropropane cross-linking, followed by carrying out inverse suspension polymerization, and finally carrying out freeze drying. The prepared hydrogel beads are used as a bio-adsorbent, methylene blue is used as a dye model molecule, an adsorption effect on methylene blue is studied, and a theoretical foundation is laid for adsorption and sustained release of the hydrogel. The novel composite hydrogel prepared by utilizing the bamboo shoot processing waste leftovers is rich in raw material sources and low in cost, can achieve waste utilization, and promotes recycling economy; and the prepared hydrogel can be applied to adsorption of dye wastewater and adsorption and sustained release of a model drug, reduces pollution of bamboo shoot leftover arbitrarily discarding on the environment, and can play a certain role in promoting green development of ecological resources.

The invention discloses a green and efficient comprehensive shrimp-rice breeding method which comprises the following steps: (1) carrying out field engineering transformation and optimization; (2) carrying out rice field weeding and sterilization; (3) planting and maintaining aquatic plants; (4) carrying out early-stage natural feed biological culture; (5) launching shrimp fries and seed shrimps,harvesting commercial shrimps, and carrying out breeding circulation; (6) carrying out feeding and management; (7) carrying out water quality management and disease and insect prevention and control;(8) carrying out comprehensive planting and breeding management, and the like. By adopting the method, a first batch of shrimp fries are harvested in March to April, a first batch of commercial shrimps can be harvested in April to June, a second batch of commercial shrimps can be harvested in August to September, a batch of high-quality rice can be harvested at the middle and last ten days of October, the limit that sufficient mutualism of shrimps and rice cannot be achieved by using a conventional breeding mode can be avoided, meanwhile, ecological resources can be utilized, propagation and breeding of large-scale cray fries ahead of time can be promoted, the problems that a conventional shrimp-rice co-existence or continuous breeding is low in yield benefit and high in death rate can beavoided, a rice field ecological system is sufficiently utilized for comprehensive breeding and green production, and the benefits and the quality of cray and rice can be improved.

The invention provides a crayfish-rice co-culture ecological culturing and breeding method. The method is characterized by particularly comprising the following steps of 1 rice field preparing, 2 rice field disinfecting, 3 aquatic plant transplanting, 4 crayfish seed stocking, 5 crayfish seed managing and 6 crayfish seed fishing. According to the method, a batch of crayfish seeds are harvested in March to April, the first batch of commercial crayfishes are harvested in April to May, and the second batch of commercial crayfishes or parent crayfishes are harvested in August to September; the culturing limitation of the prior art is reduced, ecological resources are utilized, the problem that in the existing mode, the yield is low, and the death rate is high are avoided, combined and cooperative culturing of ecological rice and crayfishes is achieved to a great extent, the crayfish culturing yield is increased, and the crayfish culturing quality is improved.

The invention relates to a naturally maintained lightweight foam concrete insulating brick which is made of a lightweight insulating material and needs no sintering, autoclaving, and steam curing, and its manufacturing method. The lightweight foam concrete insulating brick comprises by mass: 35%-45% of fly ash, 5%-16% of aggregates, 8%-15% of cement, 2%-8% of slag, 8%-18% of quicklime powder, 4%-10% of plaster stone powder, 2%-5% of expanded perlite, 0.5%-3% of polystyrene foam, 0.5%-5% of an activator, 2%-5% of an early strength agent, and 15%-20% of water. The aggregates can be zeolite, or basalt tailling slag or an arbitrary combination thereof. The brick of the invention has the advantages of energy saving and environmental protection as well as low cost, and its manufacturing technology free of sintering, autoclaving, and steam curing can effectively reduce original ecological resource consumption. By comprehensive utilization of fly ash and polystyrene material wastes, zeolite, basalt tailling slag particles and other materials, the building cost can be effectively reduced.

The invention provides a method for preparing an adsorbent by modifying pineapple peel residues, which comprises the following steps of: washing, pulping, filtering and drying the pineapple peel residues, then treating the pineapple peel residues by isopropyl alcohol and then performing the alkalization treatment on the pineapple peel residues by sodium hydroxide; adding succinic anhydride, pyridine or dimethyl sulphoxide into the pineapple peel residues for a modification reaction; and after the reaction is finished, washing and drying the obtained product to obtain the adsorbent used for adsorbing heavy metal ions in wastewater. The method utilizes the pineapple peel residues generated in the pineapple processing to prepare the novel adsorbent, so that the adsorbent has the advantages of rich sources of raw materials, low cost, simple preparation and good absorption effect on metal ions; and the method not only realizes the utilization of wastes, changes wastes into valuables ,adds the value and creates the benefit, but also reduces the pollution to the environment caused by discarding the pineapple peel residues, and ensures that the prepared adsorbent can purify water resources so as to realize the sustainable development of ecological resources.

The invention discloses a design method of an energy ecological greenhouse, and belongs to the technical field of ecological resource utilization. The design method comprises the following steps: arranging a greenhouse, a swine house, a toilet and a methane tank, wherein the special points are as follows: the methane tank is arranged underground at one side of the greenhouse, the swine house is arranged above the methane tank, a guardrail is arranged at the periphery of the swine house, the inside of the swine house is equipped with a feed inlet communicated with the methane tank, and the joint between the vegetable greenhouse and the guardrail of the swine house is equipped with a water storage tank, an earthworm tank and a feed discharge room communicated with the methane tank, which are sequentially arranged from front to back; and arranging a living and working room and the toilet outside the guardrail of the swine house, and arranging a solar water heater and a wind driven generator above the greenhouse. Compared with the prior art, the designed energy ecological greenhouse is provided with an energy ecosystem which integrates planting and cultivation functions, has complete biologic chain structure and realizes the positive cycle energy and substance flows, thus achieving the purpose of harmonious regulation and control of people, plants, microbes and animals, and forming perfect combination.

The invention relates to a hanging rail suspension train traffic system. The train carriage of the traffic system is suspended under a rail beam so as to run. The rail beam is hung by a suspended cable, a stay cable and a brace bar. A steering frame of the suspension train runs on the rail of the rail beam. The carriage is suspended on the lower part of the steering frame by a suspension buffer and runs under the rail beam. A triangle truss structure is adopted for the rail beam for reducing lateral wind load. A reciprocating double line scheme is adopted for large span and a circulating single line scheme is adopted for small span. The suspension train is self-actuated, the driving mode of which can adopt electronic or internal combustion. A multi-span continuous beam light steel structure is adopted by the rail beam. The hanging rail suspension train traffic system has the advantages that the land occupation is reduced due to the large span support of a tower; natural environment and ecological resources are protected; due to the advantage of large span, traffic lines can span barriers of rivers, swamps, lakes, ravines, and the like, thereby shortening the line arrangement; the self gravity of the rail beam of the light steel truss structure is lightened; the construction period is shortened; and the engineering price is lowered.

The invention relates to a tuber breeding and culturing method of paris polyphylla, and belongs to the technical field of agriculture and forestry seedling raising techniques. According to the method, healthy and mature paris polyphylla is obtained in January of the last year, cut into irregular blocks as small as broad beans, soaked in liquid medicine for 20-30 minutes, dried, put into a thermotank for wound processing, then soaked in a rooting powder solution of 15 percent for 15 minutes, taken out, dried, put into a frozen tank for dormancy processing and then subjected to a dormancy breaking processing for three days in a 22DEG C thermotank after 20 days of dormancy. The above process is repeated three times, after the third time of process, tubers are taken out and put in warm sand of the 70 percent humidity for accelerating germination, after about 35 days, buds are grown out, and the tubers are planted in April. The tuber breeding and culturing method of paris polyphylla effectively improves the breeding speed of the paris polyphylla, largely reduces the seedling culturing cost, controls the excavation of wild paris polyphylla, and protects the natural ecological resources to some extent.

The invention relates to the ecological restoration technology field and more particularly, to a grassland ecological industry big data platform system, comprising: an ecological resource function module, a macro-statistic function module, an integrated application function module, a remote sensing monitoring function module, a business layout function module, an integrated inquiry function module, and a plant graph book function module. The ecological resource function module is used to display the distribution effect graphs of ecology influencing factors in a geographical region in different years. The plant graph book function module is used to search needed plant information, and renders the distribution scope of each plant on the map according to the growth influencing factors of each plant. According to the invention, the system is based on the big data center for data digging and data analyzing so as to realize the monitoring and the evaluating of grassland ecological system and to improve the ecological restoration technology by choosing the proper plants, realizing scientific plant breeding and adjusting the ratios of the plants with the result of finally achieving the refined management on the ecological system.

The invention discloses an ecological breeding method for black goats. The method comprises the following steps: (1) feeding lactation-stage black goats; (2) transferring black goats being 60 days in age into a breeding house for breeding. A breeding feed consists of the following components in parts by weight: 30-40 parts of straw, 25-40 parts of maize straw, 15-20 parts of corn, 30-40 parts of sweet potato vine, 8-10 parts of sweet potato, 20-25 parts of soybean straw, 8-12 parts of soybean, 15-23 parts of peanut vine, 25-35 parts of ryegrass, 10-15 parts of alfalfa, 20-30 parts of hemarthria altissima, 20-30 parts of purslane and 15-25 parts of carrot. Natural ecological resources are used completely without adding any chemical substance. Mutton of the black goats bred with the breeding method are fresh, tender and delicious, and are high in quality and safety; the whole breeding process is economical, and cyclic utilization can be realized.

The invention discloses a method for quantitative partitioning by an ecological resource bearing model, which comprises the following steps: carrying out investigation and survey in a target area, and carrying out GIS (geographical information sciences) vectorization on results, establishing a unified coordinate system, and drawing the coordinate system into thematic maps; respectively grading by using preset classification standards; respectively calculating weight values by using an analytic hierarchy process; carrying out mutual superposition and merging on the thematic maps by using the GIS; and carrying out weighted averaging on single factors of water resources, single factors of land resources, single factors of forestry resources and single factors of mineral resources so as to obtain analysis results of an ecological resource bearing model, thereby completing the quantitative partitioning on the target area. According to the invention, the information in each aspect of ecological resources is integrally superposed through the GIS, and through optimizing the analytic hierarchy process and establishing a quantitative evaluation system, the inherent conditions of ecological resource bearing are expected to be studied simply and comprehensively, and implemented to the spatial publishing of urban planning.

The invention relates to a method for using specific resin and silicon gel column chromatography purification via negative pressure cavitation water extraction to high-efficiency produce 10-deacetylbaccatin III and 7-xylose-10-deacetylpaclitaxel, which uses taxus branch leaves as raw material, dries and breaks to process negative pressure cavitation water extraction, filters and uses AB-8 resin to process dynamic absorption on filter liquor to concentrate 10-deacetylbaccatin III and 7-xylose-10-deacetylpaclitaxel and process further purification via middle pressure silicon gel column chromatography, to obtain the 10-deacetylbaccatin III of at least 60% purity and 7-xylose-10-deacetylpaclitaxel of at least 67% purity. The invention can use renewable taxus branch leaves to protect ecological resource and effectively extract effective component and biological semi synthesis precursor materials, with simple operation, support for industrial application and important industrial production value.

The invention belongs to a foamed plastic type concrete caulking plate, which relates to a plastic type concrete caulking plate. The invention overcomes the defects existing in the current asphalt immersed fir plate used as concrete caulking plate that the construction effect is poor, the decoction of asphalt pollutes environment and threatens the health of workers, the asphalt is easy to lose efficacy to result in the erosion and damage of the concrete caulking plate, furthermore, adopting fir as concrete caulking plate needs to consume large amount of high quality wood, which destroys the ecological resources. The foamed plastic type concrete caulking plate comprises in weight proportion 50-100 portions of matrix resin, 0.5-30 portions of vesicant, 0.5-5 portions of crosslinking agent which are mixed to form the foamed plastic type concrete caulking plate. The foamed plastic type concrete caulking plate belongs to medium and high foamed products with 2-15 times foaming rate and has the advantages of water resistance, humidity-resistance, low temperature resistance, adaptation to temperature change and corrosion resistance.

The invention discloses a system and a testing method based on resource environmental bearing capacity evaluation indexes, and relates to the field of ecological resource evaluation. The testing method comprises the following steps: 1, confirming the ecological type B of a monitored area A according to acquired index data of the monitored area A; 2, on the basis of a multi-dimensional space method, confirming whether the resource loading capacity of the monitored area A with the ecological type B is bearable, over-born or full-born according to a model of resource environmental bearing capacity of ecological areas all over China; 3, confirming the development type of the monitored area A on a resource environmental bearing capacity-population size GIS diagram according to a resource loading capacity result of the monitored area A. The system comprises an ecological security evaluation module, a characteristic analysis module, an ecological type region resource environmental bearing capacity index module, a resource environmental bearing capacity evaluation module and a countermeasure module. By adopting the system and the testing method, the problems that a conventional method is simple in monitoring view of the resource environmental bearing capacity indexes of single elements and is poor in comprehensiveness, are solved.

The invention relates to a method for utilizing enzyme, ultraviolet radiation and oxygen as inductors for the high efficient production of 10-deacetylbaccatin III, baccatin III, cephalomannine and paclitaxel in taxus chinensis branches and leaves by the method of fresh grinding homogenization. The invention takes the fresh branches and leaves of taxus chinensis as raw materials for fresh grinding homogenization, then the enzyme is added, the oxygen is introduced, and a solid is treated with 80 percent ethanol ultrasonic extraction under ultraviolet irradiation. The contents of the 10-deacetylbaccatin III, the baccatin III, the cephalomannine and the paclitaxel in the branches and leaves of the taxus chinensis can be averagely improved by more than 17 percent, 23 percent, 74 percent and 23 percent respectively by the biological induction method. The raw materials used by the invention are the renewable fresh branches and leaves of the taxus chinensis, which can not only ensure no damage to ecological resources, but also can extract the effective components of taxus chinensis and the biological semisynthetic precursor substances with high efficiency. Furthermore, the method has simple and easy operation, which is applicable to industrial application and has great significance for industrial production.

The invention provides a calligraphy and painting exercise method and system based on virtual reality. The method comprises the following steps that: S110: obtaining the calligraphy and painting trajectory information of hand key positioning points when a user who carries out calligraphy and painting carries out calligraphy and painting movement; S120: identifying the calligraphy and painting trajectory information to obtain position change data and angle change data; and S130: processing the position change data and angle change data to obtain calligraphy and painting stroke information, and displaying the calligraphy and painting stroke information. By use of the embodiment of the invention, the hand key positioning points are taken as a virtual tool pen, a virtual reality technology is used to enable a user to carry out the calligraphy and painting exercise with a hand, the consumption of the tool pens including Chinese writing brushes, pens, pencils and the like can be saved, and ecological resources are saved.

The invention relates to a new method for wide and narrow row and compact planting of kiwi fruits by adopting tilting trellises. The kiwi fruits are planted in wide and narrow rows, and tilting trellises are built along the rows; in each wide row, a plurality of column units are arranged; each column unit consists of two vertical columns with the same length; the two columns tilt towards each other between the wide rows, and the upper ends of the two vertical columns intersect to form a herringbone; the column units in two adjacent rows are equidistantly arranged in a staggered way; four iron wires are equidistantly arranged vertically on the tilting vertical columns in each row for the kiwi fruits to climb; only trunks of the kiwi fruits climb onto the trellises, and a single-arm four-layer or two-arm four-layer shaping technology is adopted; through herringbone intersections at the upper ends of the column units, an intersect parallel iron wire mesh is formed in vertical and horizontal directions, and the iron wire mesh is covered by a wind-proof and sunlight-shading net or a brightening and cold-proof film. Compared with the prior art, the new method has the advantages as follows: the planting density is more reasonably increased, the population structure is more scientifically improved, the utilization rate of light energy is more effectively improved, ecological resources are more fully utilized, and production targets of high yield, high quality and high efficiency are achieved.

The invention discloses a fish farming method in a paddy field. The method comprises the steps of paddy field selection and planning, preparation before fish fry stocking, fish fry stocking, breeding management, daily management, fishing and other aspects, wherein every aspect is controlled strictly so as to integrally improve the utilization rate of ecological resources, reduce economic costs and increase the yields of rice and fishes. Besides, according to the fish farming method in a paddy field, during the selection of fish fry baits, multiple nutrient materials are specially added, wherein polygonum multiflorum, radix glycyrrhizae, mulberry leaf and other materials can have health care effects on the physique of fish fry, improve the survival rate of the fish fry, and reinforce the disease resistance of the fish fry. Compared with a traditional paddy field fish farming method, the fish farming method in a paddy field is obviously preferred in improving the survival rates of the fish fry and the rice.

The invention provides an agricultural planting and breeding ecologic resource recycling production system which can realize biomass energy recycling, air recycling and water resource recycling. The system comprises a poultry, livestock, aquatic product and earthworm breeding system, a microorganism biochemical system and an excrement fermentation and agricultural planting system. The system is arranged in a semi-closed space and has the advantages of being water-saving and capable of realizing intensive production, zero discharge, environment protection and efficient and intensive land use and producing ecological high-quality agricultural products.

The invention discloses a method for feeding wild catfish and carp living in Yellow River in ecosystem environment. The method comprises the following steps: injecting Yellow River water into common earth, crushing planted fodder grass; adding a composite micro-ecological viable bacteria preparation into the crushed fodder grass; adopting a closed anaerobic fermentation process to prepare a yeast material; scattering the yeast material once every ten days so as to provide nutrient components required by the growth of beneficial alga and plankton unicellular organisms to feed and breed daphnia, algae and float grass, and to feed wild trash fish fries and river prawns; and using Yellow River circulating water and living food to feed the wild catfish and carp. The method uses natural ecological resources to develop natural Yellow River wild fishes for breeding, forms a complete a natural food chain, and maintains natural quality of Yellow River fishes. The method is applied to both coasts of Yellow River valley, utilizes natural resources to develop wild fish ecological feeding in large scale, and provides a novel approach for developing domestic food resources.

The invention discloses a sea surface spilled oil detection method based on a C-band polarized SAR image, and belongs to the technical field of polarimetric radar remote-sensing image processing. Aiming at problems that a conventional method is not clear in relation between spilled oil heat dissipation features and recognition precision and is lower in recognition precision, the method introduces the local wind speed, sea waves and polarization information of a to-be-detected region, combines the polarization and oceanophysics features of an oil spilling region and a suspected oil spilling region, builds a spilled oil detection rule on the basis of supervision information, carries out the comprehensive judgment of the to-be-detected region according to the building result of the rule, improves the spilled oil detection precision, and is of great significance to the protection of a marine environment and ecological resources.

The invention discloses a breeding method of pollution-free goats. The method comprises the steps of selection of a breeding field, lamb selection, lamb feeding, feeding of adult goats, disease prevention and desinsectization, cleaning, and sterilization work. According to the breeding method of pollution-free goats, natural ecological resources are completely used, no chemical substance is added,and the goats which are bred by using the breeding method are fresh, tender and delicious in mutton and high in quality, have no hormone, and is high in safety. Goat mature can also be used as fertilizer and used for cultivating plants, the cultivated plants are used as fodder and then used for feeding the goats, and accordingly an agricultural circular economy industry mode is achieved. Multiplekinds of Chinese herbal medicines are added to the fodder, energy, nutrient, multiple vitamins, minor elements such as mineral substance and protein which are required by growth of the goats are supplemented, accordingly, the disease prevention capacity is improved, the growth spreed of the goats is improved, the meat quality and nutrient value of the goats are improved, and the situation is effectively prevented that the goats easily fall ill in the growth stage.

The invention discloses a porous high-water-seepage permeable floor tile doped with waste ash. The floor tile is prepared from, by weight, 40-43 parts of sludge of a sewage plant, 6-7 parts of rice hull, 4-5 parts of potassium feldspar powder, 10-12 parts of flyash, 10-12 parts of sodium silicate, 12-14 parts of the waste ash, 18-20 parts of abandoned ceramics, 5-7 parts of quartz sand, 2-3 parts of methyl methacrylate, 2-3 parts of redispersible rubber powder, 1.5-2 parts of ammonium carbonate and 4-5.5 parts of papermaking black liquid. The abandoned ceramics, the waste ash, the quartz sand and the like are added as aggregate and matched with binding agents such as the redispersible rubber powder and methyl methacrylate to prepare tile adobe with good plasticity, as continuous through holes are formed in a tile body through sintering, the floor tile has high permeability, and meanwhile high bending strength and high compressive strength are reserved. The raw materials of the prepared product are wide in source, low in cost and beneficial for protecting mineral resources and ecological resources.

The invention discloses a breeding method for pollution-free black goats. The method includes the steps of selecting of a breeding farm; lamb selecting; lamb feeding; adult goat feeding; disease preventing and parasite expelling; cleaning and disinfecting work. According to the breeding method, natural ecological resources are completely used, no chemical substances are added, and mutton of the black goats bred through the breeding method is fresh, tender and tasty, high in quality, free of any hormone and high in safety. Sheep manure can serve as fertilizer to act on feeding substances, the feeding substances serve as feed to feed the black goats, and therefore an agricultural circular economy industry mode is achieved. Herba portulacae is added into the feed, the effects of clearing away heat and toxic materials and preventing bacillary dysentery are achieved, and herba portulacae not only can serve as edible resources of the black goats but also can achieve its own medicinal value after being added into the feed.

The invention discloses a breeding method of goats. The method includes the steps of selection of a breeding farm, type selection of goats, feeding management, disease prevention and parasite expelling, stocking management and work of cleaning and sterilization. According to the breeding method, natural ecological resources are totally used without addition of any chemical material, and the meat of the goats bred by the breeding method is fresh, soft and tasty, high in quality and safety and contains no hormone. Goat manure can be used as fertilizer and applied to feeding materials, and then the feeding materials can used as fodders for feeding the goats, and therefore the industrial mode of agricultural recycling economy is achieved. Since the fodders are added by fructus forsythiae and rhizoma atractylodis which have an effect of clearing away heat and toxic materials, fructus forsythiae and rhizoma atractylodis can not only be used as edible resources for goats, but take medical effects of their own.

The invention discloses an ecological combination floating bed. An ecological floating bed is divided into an upper aquatic plant layer and a lower deep treatment layer; the aquatic plant layer is composed of a plurality of floating bed splicing plates, a planting basket is installed on each floating bed splicing plate, aquatic plants are planted in the planting baskets, the deep treatment layer is divided into a treatment zone A, a treatment zone B and a treatment zone C from outside to inside, the treatment zone A is mainly composed of zeolite loaded nano-TiO2, the treatment area B is mainly composed of an aquatic animal cage, the treatment zone C is mainly composed of an artificial medium, the floating bed is fixed by four fixing rods, and the periphery of the floating bed is made up of a fishing net. The invention also discloses an energy-saving ecological resource recycling type ecological restoration integrated system and application thereof. Three recovery technologies of micro-nano aeration, a multi-functional ecological bag and the three-dimensional partition combined ecological floating bed are combined to not only realize the removal of pollutants of water per se, but also control a bunding source and intercept pollution from the bunding source, and cause interception to bank pollutants, so as to achieve the effect of integrated ecological restoration of bank and water.

The invention discloses a waste-heat multilayer circulation light calcium carbonate energy-saving baking method. According to the method, carbonized, filtered and dewatered light calcium carbonate wetcakes are dried by a drying oven. The method is characterized in that the light calcium carbonate wet cakes are dried by a vertically stacked multilayer circulation light calcium carbonate baking oven, hot air is prepared by a chaff burning furnace, so that circularly drying is achieved, the hot air is prepared by the chaff burning furnace in the dewatering and drying engineering to perform drying, the waste heat of the hot air is comprehensively utilized by the aid of a multilayer circulation mode, smoke generated by chaff burning is precipitated, so that pollution-free discharge of the smoke is achieved, and light calcium carbonate is produced by intelligently utilizing ecological resources.