45results about How to "Increase species diversity" patented technology

The invention provides a multi-type workpieces batch visual measuring system and a method, and belongs to the field of industrial detection automation. The measuring system comprises a data processingterminal, a workpieces detecting unit, an image acquiring unit, a control unit and the like. The measuring method comprises the following steps of: judging whether the to-be-detected workpieces are put into a detecting platform or not; obtaining a local depth image; obtaining a global image; identifying the type and number of the workpieces; and completing the size parameter measurement requiredby the measurement task. According to the multi-type workpieces batch visual measuring system and method, multiple kinds and multiple workpieces can be simultaneously detected at the same time; compared with traditional measurement means, the type and quantity of the workpieces, speed and accuracy and the like in measuring are significantly improved.

The invention relates to a method for preventing and controlling migration of heavy metal pollutants in uranium tailings by plants. Five plants, namely Rhus chinensis, Trema orientalis, Buddleja officinalis, Melilotus officinalis and Pouzolzia zeylanica which have strong drought resistance and can retain different heavy metals are planted in a matching way, and applied with plant carbon and phosphate fertilizer at the same time so as to establish vegetation in a uranium tailings polluting area in a short time. Through reestablishment of the vegetation, the nitrogen content of the polluted soil is obviously increased, and the contents of the water-soluble heavy metals such as uranium are obviously reduced. The plants selected by the method are all planted locally, so the materials are easily taken, and the plants are easily planted and quickly grown; moreover, the method has the advantages of having good efficiency for controlling pollution, improving the soil, beautifying the environment, and the like. The method can be used for controlling heavy metal pollution and reestablishing vegetation of various mine degraded ecosystems.

The invention discloses a method for controlling lake eutrophication by regulating and controlling submerged plant growth through water depth. The method mainly comprises five steps, namely selecting a critical time point to plant submerged plants, selecting a critical time point to regulate and control the water depth and regulating the planting density of the submerged plants to enable the submerged plants to obtain the maximum biomass and provide such environmental conditions as optimal illumination, water temperature and the like, so as to control eutrophic water bodies more effectively. The method disclosed by the invention is convenient to implement and operate, low in submerged plant colony recover cost, capable of saving manpower and material resources, low in subsequent maintenance cost, high in plant survival rate and good in purification effect.

The invention discloses a preparing and testing method of a medium-low-temperature loaded denitration catalyst taking raw iron ore as a carrier. The preparing method adopts a citric acid complexation method, loads an active component perovskite on a carrier, and fully utilizes the modulation of carrier microenvironment, so as to realize synergistic catalysis of the carrier and a perovskite active center; meanwhile through interaction of perovskite and the carrier with the high specific surface area, the hydrothermal stability, the anti-sintering ability and the like of a multiplex catalyst can be improved. The catalyst provided by the invention is wide in material source and low in cost, and the invention further provides a preparation method of the catalyst.

The invention discloses a mobile dun salix cheilophila planting method, which comprises the following steps that: sapling is fetched from salix cheilophila seed trees in spring, the sapling is soaked for more than 20 days and then is transported to a planting region, and the sapling is long stalked and deep planted on mobile dunes. By adopting the technical scheme provided by the invention, the cost is low, the forestation method is simple, the survival rate is high, and the formation speed is fast.

The invention belongs to purification of polluted water bodies, in particular to a suspended rhizoid biological floating bed which can purify a plurality of layers of polluted water bodies. The suspended rhizoid biological floating bed comprises the biological floating bed which cultivates aquatic plants or vegetables; and rhizoids which are longitudinally distributed are horizontally suspended and distributed on the lower surface of the biological floating bed at intervals, and the rhizoids are arranged in the periphery of a root system of the aquatic plants or the vegetables on the lower surface of the biological floating bed. The suspended rhizoid biological floating bed can solve the problem of poorer purification effect of the water bodies in the prior art. The suspended rhizoid biological floating bed has the advantages of strengthening the absorption of nutritional substances of the root system of the plants, suppressing the mass propagation of algae, effectively retarding the erosion role of waves to an embankment, being easy to obtain the materials, leading the technology to be simple and easy to operate and the like.

The invention discloses a method for arranging a movable oat sand-protecting barrier on a moving dune. The method for arranging the movable oat sand-protecting barrier on the moving dune comprises the steps that a ditch is formed in the moving dune in rainy seasons, wherein the ditch is deep enough to reach the wet sand layer; oat seeds are evenly sown on the wet sand layer; the wheat seeds are covered with sand; the oat seeds are covered with sand; the movable wheat sand-protecting barrier is formed after oat grows. By the adoption of the method for arranging the movable oat sand-protecting barrier on the moving dune, the sand stabilizing function can be achieved through the movable sand-protecting barrier, environmental friendliness and economical efficiency are achieved, the method is simple, the survival rate is high, and the storage life is long.

The invention discloses a method for judging the degradation degree of alpine meadows based on the root-soil ratio. The method comprises the following steps that a soil sample with sites needing to bemeasured is selected, the sites needing to be measured are required to be evenly distributed, the vegetation situation on the ground has representativeness in an area, the number of sampling points is not smaller than 5, and the larger the sample size is, the higher the representativeness is; the meadow degradation stage is judged according to the root-soil ratio of the 0-10 cm soil sample, and the root-soil ratio of the 10-20 cm soil sample and the live and dead root ratio range of the whole soil layer soil sample serve as auxiliary data to assist in judging the degradation gradient. The accurate judgment range can strive for more effective time for alpine meadow scientific management and recovery measures, the grassland utilization rate and the grassland recovery efficiency are improved, and the recovery cost is reduced.

The invention relates to an artificial cultivation method for wild agaricus campestris and application. The artificial cultivation method comprises the following steps: separation of mother strain pure culture, establishment of mother strain culture conditions, optimization of a culture formula, establishment of conditions for transformation from mycelium to a primordium, establishment of sporocarp culture conditions, artificial cultivation to obtain the sporocarp of the agaricus campestris, and feature description by the method in the morphology and the molecular biology. By the method, artificial cultivation of the wild agaricus campestris can be carried out. The artificial cultivation method has the advantages of low production cost, simplicity in operation, large quantity of primordia, capability of obtaining the sporocarp and the like. The growing period of the sporocarp of the cultivated agaricus campestris is about 60 days. The artificial cultivation method provides strong support on protection of diversity of species of a wetlands ecosystem, saving of resources of endangered wild mushroom germplasm, development of intensive study in the later period, and implementation of reasonable and ordered development and utilization of the wild agaricus campestris. The artificial cultivation method for wild agaricus campestris has quite high protection, study, development and promotion value, and is remarkable in economic benefit and ecological benefit.

The invention provides application of indoleacrylic acid in preparing a drug for preventing and treating rheumatoid arthritis, and relates to the technical field of rheumatoid arthritis treatment. Theindoleacrylic acid can significantly inhibit the development of experimental arthritis and effectively relieve the symptom of arthrocele. Further studies find that the indoleacrylic acid can down-regulate the proportion of pro-inflammatory cells Th1 and Tfh cells in mesenteric lymph nodes, articular lymph nodes and the spleen, and increase the expression of Treg (regulatory T cells) cells. In addition, the indoleacrylic acid can also reduce the concentration of pro-inflammatory factors IL-1 beta and IL-6 in serum, significantly improve the intestinal flora of arthritic mice, increase the species diversity of the flora and enrich the beneficial bacteria. The enriched beneficial bacteria are associated with the relief of the arthritis symptoms and inhibition of immune response, and participate in the anti-inflammatory and immunomodulatory processes of the indoleacrylic acid. The indoleacrylic acid can adjust abnormal immune cells in the targeting mode, treat diseases from an upstream pathway and regulate immune balance.

The invention discloses a method of using native plants to control growth of exotic ageratum conyzoides, which includes: selecting sample plots from abandoned lands suitable for growth of ageratum conyzoides, eradicating various plants in the sample plots, digging planting pits, mixedly planting xanthiumsibiricum, amaranthus paniculatus, polygonum orientale and chenopodium album into the plantingpits, interplanting the ageratum conyzoides among the former plants, and performing the cycle for interplanting. The xanthiumsibiricum, the amaranthus paniculatus, the polygonum orientale and the chenopodium album are all resistant to allopathic stress from the ageratum conyzoides, and can be mixedly planted to inhibit growth of the ageratum conyzoides and resist its invasion. The method has the advantages that the plants used in the method are all native and easy to propagate and grow fast, revegetation is short, exotic weed control is effective, management is easy, no ecological risks occurand the like.

The invention provides a hydraulic filling sea mud culture substrate, which relates to a culture substrate. The hydraulic filling sea mud culture substrate comprises the following components in parts by weight: 1 part of desalinated hydraulic filling sea mud compound substrate, 0.02-0.04 part of superphosphate, 0.044-0.091 part of organic fertilizer and 0.159-0.2 part of sludge, wherein the desalinated hydraulic filling sea mud compound substrate is an improved substrate which is formed by adding carbide slag and coarse texture materials into hydraulic filling sea mud to perform desalinating, and the volume parts ratio of the hydraulic filling sea mud, the carbide slag and the coarse texture materials is 0.5-0.65:0.01-0.5:0.25-0.5. Compared with the desalinated hydraulic filling sea mud compound substrate, the hydraulic filling sea mud culture substrate has the advantages of greatly improved physicochemical property, lowered pH value, addition of microaggregate and enhanced fertility, and can be applied to afforestation of more floristics and larger areas. By developing and taking the sludge as the main fertilizer, the invention opens up a new way to handle and utilize the sludge.

The invention belongs to the technical field of sewage treatment, and particularly relates to a method for starting and controlling a semi-nitrosation process for treating urban sewage. The method comprises the following steps: inoculating; water feeding; fulfilling of a nitrosation function; and semi-nitrosation maintenance. Compared with the prior art, the technical scheme provided by the invention has the advantages of quick start, low equipment requirement and wide application range.

The invention discloses a multifunctional bio-organic fertilizer and an application method thereof and belongs to the technical field of agricultural fertilizer. The multifunctional bio-organic fertilizer is prepared from a component A and a component B, wherein the component A comprises a chitosan liquid and a small molecular chitosan degradation liquid, and the component B comprises a mixed fermentation material, a crosslinking agent, aggregate ash, water and a buffer solution; the component A and the component B are separately packaged, and the multifunctional bio-organic fertilizer is obtained. During application, the component B is firstly applied to soil, the component A is added after the component B and soil are uniformly mixed, the mixture is mixed uniformly and left to stand, andsowing operation can be performed. The obtained multifunctional bio-organic fertilizer effectively improves the yield and the quality of crops.

The invention provides a high pressure cross-linked polyethylene insulated power cable. The high pressure cross-linked polyethylene insulated power cable comprises an insulated core of cable, a semiconductive buffering water-blocking tape, a wrinkle copper jacket layer and a high density polyethylene outer sheath. The power cable has the advantages of high in mechanical strength, good in behavior of electricity and the like.

The invention provides a method for rapidly separating trichoderma in plant rhizosphere saline-alkali soil. The method mainly comprises the steps that a method for collecting and sampling the plant rhizosphere saline-alkali soil is adopted; soil treatment and soil diluent preparation are performed after collection; screening and improvement of a separated culture medium are performed; activation, culture, identification and other technologies of separated strains are adopted. Technologies for determining the number of separated bacterial colonies of the trichoderma in different types of plant rhizosphere saline-alkali soil and developing the trichoderma in the plant rhizosphere saline-alkali soil are adopted. By the adoption of the method, the separation efficiency, separation speed and species diversity of the trichoderma in the plant rhizosphere saline-alkali soil can be remarkably improved, and 1000 times of soil diluent can serve as the best dilution concentration for rapid separation of the trichoderma in the plant rhizosphere saline-alkali soil. In addition, the method is simple, convenient and easy to operate. The method can be used for separation of trichoderma in different types of habitat soil and different types of plant rhizosphere soil, further the problems of low separation efficiency and high separation technology difficulty of the trichoderma in the saline-alkali soil are solved, and the trichoderma resource collecting progress is accelerated.

The invention provides an application of butyric acid in preparing a medicine for preventing and / or treating autoimmune diseases, and belongs to the technical field of autoimmune disease treatment. According to the embodiment of the invention, preventive intervention of butyric acid can obviously inhibit the occurrence and development of experimental arthritis, reduce the incidence rate of the arthritis by 74%, and protect articular synovial tissue from infiltration or erosion damage of inflammatory cells. The butyric acid can increase the expression of anti-inflammatory factor IL-10 while reducing the production of an autoantibody anti-CII and a pro-inflammatory factor IL-6. Furthermore, the butyric acid promotes the differentiation of joint lymph nodes and intestinal tract peyer's patches treg cells, and inhibits the expression of Tfh cells. The butyric acid can also down-regulate B cells of the germinal center of intestinal tract peyer's patches.

The invention relates to a method for preventing and controlling migration of heavy metal pollutants in uranium tailings by plants. Five plants, namely Rhus chinensis, Trema orientalis, Buddleja officinalis, Melilotus officinalis and Pouzolzia zeylanica which have strong drought resistance and can retain different heavy metals are planted in a matching way, and applied with plant carbon and phosphate fertilizer at the same time so as to establish vegetation in a uranium tailings polluting area in a short time. Through reestablishment of the vegetation, the nitrogen content of the polluted soil is obviously increased, and the contents of the water-soluble heavy metals such as uranium are obviously reduced. The plants selected by the method are all planted locally, so the materials are easily taken, and the plants are easily planted and quickly grown; moreover, the method has the advantages of having good efficiency for controlling pollution, improving the soil, beautifying the environment, and the like. The method can be used for controlling heavy metal pollution and reestablishing vegetation of various mine degraded ecosystems.

The invention provides a construction method of a three-dimensional functional hedgerow in a peach orchard, and belongs to the technical field of water and soil conservation and ecological prevention and control. The construction method is mainly used for water and soil conservation, nutrient emission reduction, habitat improvement and ecological prevention and control of diseases and pests in the peach orchards in southern plains or hilly and mountainous areas. The three-dimensional functional hedgerow is composed of a peach orchard under-forest surface water conservation and trapping avoidance landscape hedgerow, a ditch water conservation landscape hedgerow, a ditch edge water conservation landscape hedgerow and a peach orchard periphery trapping landscape three-dimensional hedgerow. The peach orchard site condition requirement is low, the construction method is not limited by orchard scale and area, normal production of an orchard is not affected, investment is low, and operation is easy and convenient.

The invention relates to the technical field of ecological environment protection and ecological restoration, in particular to a species selection and configuration method for the ecological restoration of damaged slopes in a southwest mountainous area. The specific technical solution is as follows: the species selection and configuration method for the ecological restoration of the damaged slopescomprises the following steps: first analyzing the damage situation of the slopes in the southwest mountainous area, and dividing the slopes into different types according to the site conditions of the damaged slopes; then recording a species list of natural forests in undamaged areas around the different types of damaged slopes, and the slope vegetation which is naturally restored for many years; calculating important values of the species, and selecting a list of species suitable for different slope types; and then determining planting quantity and planting density of restored species according to the number of the species in the species list, and finally determining a species configuration solution of the ecological restoration of the slopes. The method solves the problems of single spray-seeding species, simple species planting model, low integration degree between restored slopes and surrounding natural forests, and the like in the existing ecological restoration of slopes.

The invention discloses a method for preparing a composite inoculant by electromagnetic strengthening. According to the method, livestock and poultry excrement, nano iron and nano carbon are uniformlymixed according to a mass ratio of (35-45):1:1, the pH value of the mixture is adjusted to be 6-9, and the carbon-nitrogen ratio is adjusted to be 20-35; then a hollow electrode is placed in the mixture, external voltage is applied by the hollow electrode and air is introduced at the same time, a magnetic field is applied to the mixture through a magnetic field generator, and aerobic fermentationis carried out on the mixture under action of an electric field and the magnetic field, so that growth and activity of microorganisms capable of adapting to electromagnetic strengthening in compost can be strengthened; and after the fermentation is finished, the fermentation product is the composite inoculants. The composite inoculant prepared by the method disclosed by the invention has high microbial activity; and after the composite inoculant is used, the compost can be rapidly decomposed, a process of converting organic matter into humus is accelerated, and the aerobic composting period is greatly reduced.

The invention discloses a culture medium. The culture medium is characterized by being prepared from the following components in parts by weight: 1 part of a desalted filling sea mud mixed medium, 0.5-1.0 part of calcium superphosphate, 0.8-1.5 parts of an organic fertilizer and 1.2-2.0 parts of sludge, wherein the organic fertilizer is at least one of cow dung, chicken manure and pig manure. Compared with the desalted filling sea mud mixed medium, the physical and chemical properties of the culture medium are greatly improved; the pH is lowered; microaggregates are increased; the fertility is improved; and the culture medium can be applied to greening of relatively multiple plant species in relatively large area. The sludge is developed and utilized as a main fertilizer, so that a new path is explored for disposal and utilization of the sludge.

The invention discloses a making method of ready-to-eat small sausages. The method comprises the following steps: (1) preparing sausage fillings; (2) preparing raw materials; (3) loading the raw materials to obtain small sausages; (4) placing the small sausages in a baking room, and performing baking; (5) putting the baked small sausages on a steaming disk, putting the steaming disk in a steamingoven, and performing steaming for 14-20min so as to enable the core temperature of the small sausages to reach 90 DEG C or above; (6) roasting the small sausages through an infrared roasting machine until the surfaces of sausage bodies turn yellow, and spreading the small sausages which are roasted to be cooked for cooling; (7) performing vacuum packing on the small sausages which are subjected toroasting to be cooked and spreading for cooling through a vacuum packing machine; and (8) performing high-temperature counterpressure sterilization on the packed small sausages, and after sterilization, performing cooling to normal temperature so as to obtain the ready-to-eat small sausages. Through the adoption of the method disclosed by the invention, inconvenience that traditional sausages need secondary processing before being used is reduced, and besides, the variety of kinds of leisure meat products is also increased; and according to the made ready-to-eat small sausages, the yield of the products can be significantly increased, and the hardness, the elasticity, the adhesiveness and the chewiness of the products are closest to those of traditional sausages.

The invention discloses a seeding device for degraded woodland carried by an unmanned aerial vehicle, which comprises an unmanned aerial vehicle and a seeding device fixed on the unmanned aerial vehicle, The seeding device comprises a seed storage box, a mounting bracket is arranged on the unmanned aerial vehicle, the seed storage box is detachably connected with the mounting bracket, a material inlet is arranged on the seed storage box, a material outlet for ejecting seeds is arranged on the seed storage box, and an opening and closing assembly for remotely controlling the opening and closingof the material outlet is arranged at the material outlet. Compared with the traditional seeding equipment, the invention can fly above the degraded land at high altitude to plant seeds for the degraded land, thereby supplying seeds of various species for the degraded land, and realizing the effect of improving the species diversity of the degraded land.

The invention relates to the technical field of comprehensive utilization of land resources, in particular to a method and system for efficiently utilizing territorial land resources. The method comprises the following steps: selecting a hill mountain, measuring the size and inclination angle of the current mountain, and recording measurement parameters; carrying out relevant building construction on the corresponding parts of the mountain according to the regional structure layout, and building and forming a mountain multi-stage three-dimensional ecological system; conducting ecological breeding on the periphery of the mountain foot of the mountain multi-stage three-dimensional ecological system; realizing protective isolation between the ecological breeding area and the mountain foot of the mountain multi-stage three-dimensional ecological system; sequentially planting forest trees on the upper portion of the mountain of the mountain multi-stage three-dimensional ecological system; after forest planting is completed, planting traditional Chinese medicine vegetation crops among the forests trees at intervals according to the illumination utilization rate. By means of the method, comprehensive development and utilization of the mountain can be achieved, meanwhile, interval planting of the forest trees and pesticide crops can be guaranteed, water and soil loss of the mountain is improved, and surrounding greening is improved.

The invention provides a biofilm pretreatment device for polluted raw water purification. The reactor main body is provided with a water inlet pipe, an inlet water drainage area, a sediment sedimentation area, a dredge pipe, a separation net, a hung filler area, a suspension filler area, an elastic filler, a combined filler, a suspension filler, a suspended matter blocking screen, a splitter plate, a drainage plate, a treatment unit, a downstream diversion area, an aeration pipe, an elastic filler zone, an overflowing net and a water outlet pipe. Through combination of different types of fillers and distribution methods, a microbial biofilm attachment environment and microbial type diversity are improved. The biofilm pretreatment device is conducive to systematical, economic and effective removal of nitrogen and organic matters in raw water and reduction of turbidity of the raw water, breaks the limit of biological aeration tank carrier density close to that of water, solves the problem that the suspended biofilm carrier is not easily deposited on the bottom of the reactor and cannot fully perform cleaning effects, improves pollutant removal efficiency, effectively reduces an aeration cost and a running cost of the later raw water treatment process, and reduces a potential disinfection by-product generation risk.

The invention relates to a quick-drying warm-keeping velvet fabric. The fabric is of a looped pile turning up structure, and comprises a surface layer and a looped tile layer; a part of the looped tile layer is exposed on the surface layer through a sinker to form a flower pattern. The velvet fabric has a special structure, and the diversity of the velvet fabric is effectively improved; with the cooperation of yarns, a series of functions such as quick drying, warm-keeping and breathable performance, antibacterial performance and the like are achieved, and the fabric has excellent warm-keepingperformance and wet permeability and quick drying, and is widely available.

The invention discloses a multi-target swarm intelligence algorithm parallel optimization method based on cloud computing, and the method comprises the following steps: parallelizing an original standalone version multi-target swarm intelligence optimization method by using a GPU platform in the cloud computing, serially executing cross selection mutation operation on a CPU, and allocating control comparison of population individuals to the GPU for execution, so the time complexity is reduced, and the time required by algorithm execution is reduced. Meanwhile, a multi-island model in the parallel multi-target swarm intelligence algorithm is introduced, simultaneous execution of the multi-target swarm intelligence algorithm with multiple GPU parallelization is achieved, species diversity is increased through a migration strategy, and therefore the solving quality of the algorithm is improved. The multi-island model is specifically realized by adopting a common framework Spark in cloud computing, the number of islands can be increased by modifying parameters, and the method has high expansibility.

The invention discloses a method for controlling lake eutrophication by regulating and controlling submerged plant growth through water depth. The method mainly comprises five steps, namely selecting a critical time point to plant submerged plants, selecting a critical time point to regulate and control the water depth and regulating the planting density of the submerged plants to enable the submerged plants to obtain the maximum biomass and provide such environmental conditions as optimal illumination, water temperature and the like, so as to control eutrophic water bodies more effectively. The method disclosed by the invention is convenient to implement and operate, low in submerged plant colony recover cost, capable of saving manpower and material resources, low in subsequent maintenance cost, high in plant survival rate and good in purification effect.