191results about How to "Conducive to sustainable use" patented technology

The invention discloses a method for planting similarly-wild dendrobium. The method for planting the similarly-wild dendrobium comprises the seedling screening step, the host selection step, the planting geographical climate condition selection step, the planting environment selection step, the planting environment optimization step, the colonization cultivation step and the planting management step. The ecological environment for planting of the dendrobium is accurately selected and optimized, three-dimensional large-scale planting of the dendrobium in a tea garden is achieved, chemical fertilizer or pesticides are not applied, independent occupation of land resources is not caused by planting, quality of dendrobium products can be greatly improved, and the planting technology is easy to learn, small in investment, low in cost and applicable to wide popularization and application.

The invention discloses a dynamic pre-reclamation method for subsided land caused by exploiting a high seam in a plane mining area, which belongs to the technical field of mining and is used for solving the land reclamation problem of the subsided land caused by unstable subsidence mining. The dynamic pre-reclamation method is carried out when a mining subside is not complete and seeper is not formed; the dynamic pre-reclamation method consists of two stages: engineering design calculation and engineering implementation according to the scale, range and target needed to be reclaimed. The stage of engineering design calculation comprises the steps of: calculating a predicated subsidence, dividing the construction field pieces, confirming the construction parameters and the like. Compared with the prior art of 'first destroying and then controlling', the dynamic pre-reclamation method has the following advantages that the dynamic pre-reclamation realizes the full and effective combination of miming and reclamation, can reduce the reclamation investment, shorten the reclamation period, increase the reclamation benefit, and can promote the sustainable utilization of land resources in a mining area and the sustainable development of the mining area, can effectively ease the deterioration of the ecological environment in the mining area caused by the vegetation deterioration due to the mining subsidence and water and soil loss and most extensively protect the land resources.

The invention discloses a bacillus subtilis HL-1 and an application thereof in the respect of soil phosphate dissolving. The strain is collected in China General Microbiological Culture Collection Center (CGMCC) on Aug 24th, 2011, with a collection number of CGMCC No.5175. The 16SrDNA nucleotide sequence of the strain is represented by SEQ ID NO:1. With added diatomite and guava slag adsorbing agent materials, a fermentation broth of the bacillus subtilis HL-1 can be prepared into microbial manure. With the strain provided by the invention, phosphate availability and phosphate fertilizer utilization rate of the soil can be improved, plant growth can be promoted, and soil microbe diversity can be improved. The strain has important significance in reducing chemical fertilizer application, modifying soil micro-ecology, and promoting soil sustainable utilization. The strain has wide application prospect in production practice.

The invention relates to coated natural kraft and a manufacturing method thereof. The traditional coated kraft does not have the advantages of attractive appearance, environment friendliness, high strength and good printing performance. The coated natural kraft disclosed by the invention comprises natural kraft, a surface sizing layer and a surface coating layer and is characterized in that a bottom layer comprises OCC (Old Corrugated Case) waste paper pulp and a core layer comprises waste paper; a surface layer comprises natural wood pulp and waste paper pulp, wherein the weight percentage of the natural wood pulp is 30% to 90% and the balance is the waste paper pulp; the surface sizing layer comprises a front sizing layer and a back sizing layer; and the surface coating layer comprises a bottom coating layer, a middle coating layer and a surface coating layer. The manufacturing method for the coated natural kraft sequentially comprises a natural kraft preparing working procedure, a sizing working procedure, a coating working procedure and a molding working procedure. The coated natural kraft has the advantages of reasonable structure design, attractive appearance, environment friendliness, high strength, good printing performance, simple preparation technology, low production cost and good quality.

The invention relates to a planting method based on total returning of corn straws to a field. The planting method provided by the invention can effectively solve the problem of serious waste of straw resources, and completely eradicates the problems like air pollution, soil surface coking and traffic jam caused by straw burning and random disposal. Meanwhile, through implementation of the method provided by the invention, nutrient elements like nitrogen, phosphorus and potassium in soil are supplemented; soil organic matters are increased; soil fertility is improved; the phenomenon of soil pollution caused by large quantity application of a chemical fertilizer is reduced; the agricultural ecological environment is improved; the sustainable utilization of black soil resources is promoted; and the rapid development of agricultural modernization is pushed.

The invention discloses a transverse-furrow and sequential-ridge mellow soil anti-corrosion farming method of a purple soil slope farmland and particularly relates to the field of a soil erosion management technique of the purple soil slope farmland. In the method disclosed by the invention, a transverse furrow is excavated along the contour line on the purple soil slope farmland at the slope length interval which is less than the rill erosion generation critical length of the modified slope surface; the cross section of the transverse furrow is in an arc shape; the formed transverse furrow divides the whole slope farmland plot into multiple small farming units in the transverse slope direction; the two ends of the transverse furrow are connected with the original drainage furrows at the two ends of the slope farmland plot; and the integral farming terrain conditions with alternate furrows and ridges are formed by adopting a sequential-slope ridging farming mode, i.e. alternately farming and ridging in the sequential slop direction and reverse slop direction. The method disclosed by the invention can reduce the water and soil loss and prevent and control the soil erosion of the slope farmland, is beneficial to the enhancement of the water content in the soil of the farmland plot in the descending direction of the transverse furrow, improves the drought resistance of crops, maintains the agricultural productivity of the slope farmland and realizes the sustainable utilization of slope farmland water and soil resources.

This disclosure describes methods and apparatus to promote sustainable usage of smartphones such as preventing phone loss, preventing overheating and overcharging, and decreasing packaging waste. A method and apparatus to prevent phone loss is disclosed. Radio frequency beacons (or tags) attached to the owner transmit signals to the smartphone. The distance of the owner from the smartphone is estimated based on the quality of the received radio frequency signals in the smartphone. The system alerts user whenever the distance gets farther than a preset value. A method and apparatus to prevent overcharging of the battery is also disclosed. A plugging mechanism is presented that will be automatically detached from the smart phone when the battery is fully charged. Moreover, an alerting system is disclosed that alerts the user to stop using the device when the internal temperature of the device gets hotter than a preset threshold.

The invention discloses a bacillus cereus for activating soil nutrient and application of the bacillus cereus. The bacillus cereus is preserved in the China General Microbiological Culture Collection Center (CGMCC) on May 21, 2012 with preservation number of CGMCC No. 6127, and the 16SrDNA nucleotide sequence is shown by SEQ ID No: 1. According to the bacillus cereus, the soil nutrient can be obviously activated, the effectiveness of phosphorus and nitrogen in soil can be improved, the composition of a soil microbial community can be improved, the diversity and the evenness of the soil microbial community can be improved, the metabolic activity of the soil microbe can be improved and the like, the soil fertility can be improved, the crop growth can be promoted, the bacillus cereus is good for the agricultural sustainable development and utilization, and the bacillus cereus is wide in application prospect in the production practice.

The invention discloses a rapid propagation method for high quality seedlings of Kyara. According to the invention, tender shoots, tender stems or semi-lignification stems of an excellent Kyara adult tree are taken as an explants, after stages of adventitious bud inducement, multiple shoots propagation, rooting and strengthening, transplanting and the like, culture medium formulas and culture conditions, which are suitable for cultivation stages of multiple-shoot inducement, propagation, rooting, transplanting, and the like, are selected, tissue cultivation and quick propagation of Kyara seedings can be achieved, high quality Kyara seedings which meet the demands of market can be bred, so as to be favorable for protection and sustainable utilization of wild resource of Kyara.

The invention relates to a cultivation method of longan, which comprises the following steps: A. setting the row spacing of the fixed planting pit position to be 1.5-2.5 m and the line spacing to be 2-5 m; B. digging the fixed planting pits; C.applying a fertilizer to the dug out mellow soil according to each strain; and then filling back the mellow soil with the clay fertilizer to enable the immature soil to be filled back on the mellow soil; D. digging the fixed planting holes on the central position of the fixed planting pit soil surface; pouring water into the fixed planting holes; when the water is completely infiltrated, placing seedlings of longan in the fixed planting holes; E. paving a mulching film after fixed planting; F. spraying monopotassium phosphate to leaves; G. cutting each seedling to be 80-100 cm in height; and leaving 4-6 directional main boughs on each seedling; and H. setting the row spacing at the fifth year after the fixed planting to be 3-5 m, and at the seventh year to be 4-6 m. With the adoption of the cultivation method, the earlier-stage yield and the output value of longan can be effectively improved; the investment cost recovery period can be shortened; and the anti-risk capability of the project can be enhanced.

The invention discloses a method for using agricultural wastes as a modifier to repair salinity soil. The method includes: commercial organic fertilizer is mixed with straws or straws are mixed with 1% chitosan to serve as the modifier; the commercial organic fertilizer is well mixed with the straws or the straws are well mixed with chitosan solution according to the proportion of 1-3 tons of commercial organic fertilizer per mu, 0.2-0.6 ton of straws per mu, and 1.1-3.3 tons of chitosan solution per mu, the mixture is evenly spread on the ploughed soil, and a rotary cultivator is used for rotary tillage of the soil to allow the secondary salinity soil to be well mixed with the modifier. By the comprehensive action of the agricultural wastes, the soil can keep much moisture, microbial activity of the soil can be stimulated, soil salinity can be degraded fast, and contends of various ions in the soil can be changed. The method has the advantages that the agricultural wastes are used effectively and turned into wealth, crop yield can be increased, crop quality can be improved, economical benefits can be increased, and sustainable agricultural developments can be guaranteed.

A carbon fiber microalgae cultivating system using wastewater resources comprises a wastewater resources conveying subsystem, an algae cultivating pond, a biomass collecting subsystem, a drying system, outward transportation, a carbon fiber water quality regulating reservoir, a CO2 charging system, an illuminating system, a water quality and water quantity monitoring system, a wastewater resource regulating and controlling subsystem and the like, wherein the regulating reservoir is used for reducing the concentrations of organic matters and nitrogen and phosphorus pollutants in the wastewater resources, removing suspended matters, heavy metals and toxic substances and increasing the transparency of a water body; and the cultivating pond is used for cultivating biomass for high-yield oil and high-protein attached algae and microalgae, and thus the nitrogen and phosphorus are further degraded and the CO2 is fixed by the high-yield oil and high-protein algae. The carbon fiber microalgae cultivating system disclosed by the invention is an integrated product and equipment system for realizing water quality purification, algae cultivation and reduction and emission of greenhouse gases by using the wastewater resources; the technical bottleneck of eutrophication water body control and CO2 reduction and emission is solved; the economic pressure of governing water containments and the greenhouse gases is retarded; and the maximization of environment benefit, economic benefit and social benefit is realized by fully utilizing the wastewater resources.

The invention refers to the technical field of soil recovery, and particularly relates to a method for repairing soil heavy metal pollution by synergy of plants, mycorrhiza and earthworm. The method comprises the following steps: inoculating mycorrhiza fungi to the soil polluted by heavy metal, and then planting specific plants in the soil; at last, inoculating earthworm in the soil at the seedling stage of the plant, and forming a plants-mycorrhiza-earthworm system; repairing the soil. By adopting the plants-mycorrhiza-earthworm system, the technology of repairing soil heavy metal at an original position and a fixed point is established, and the purpose of repairing the farmland soil heavy metal pollution can be realized. The earthworm can improve the infection rate of the mycorrhiza, so as to enhance the repairing function of the mycorrhiza on the heavy metal polluted soil, lighten soil pollution and protect the farm crops from being polluted; and thereby, human health is protected; besides, the method is low in investment, easy to master the technology, high in product additional value, quick in investment return, and very suitable for our actual condition, and can better promote the soil sustainable use and development.

The invention discloses a preparation method of a biological organic fertilizer having a function of prevention and control of soil-borne plant diseases; the preparation method includes a composting fermentation step; a composting raw material is inoculated with a mixed bacterial liquid of four antagonistic bacteria of bacillus licheniformis, bacillus subtilis, ureibacillus thermosphaericus and bacillus thuringiensis; after composting fermentation is finished, gamma-polyglutamic acid is added in the fermentation product. The prepared biological organic fertilizer has a significant prevention and control effect on plant soil-borne fungal diseases. The production technology of the product is simple, wide in raw material sources, low in production cost, and suitable for mass production of the biological organic fertilizer having the function of prevention and control of the soil-borne plant diseases.

The invention relates to the technical field of soil remediation, in particular to a soil conditioner as well as a preparation method and use method thereof. The soil conditioner comprises the following components in percentage by weight: 40-60% of copper tailings, 20-40% of fluorite tailings or limestone, 6-20% of talc, serpentine or dolomite, and 2-5% of a pellet curing agent, wherein the totalweight is 100%; and the copper tailings include quartz, alunite and dickite. The preparation method comprises the following steps: step 1, weighing the components and mixing the components uniformly;sep 2, preparing the mixture obtained in the step 1 into pellets; step 3, calcining the pellets at a temperature of at least 1000 DEG C for at least 1.5 hours; and step 4, cooling activated pellets and performing ball milling to obtain the soil conditioner. The soil container contains non-ferrous metal and non-metallic ores, various major, medium and trace elements necessary for the growth of crops, fruit trees and seedlings, and basically no additional major, medium and trace elements need to be added.

The invention relates to a production method of a urea sulfuric acid multi-nutrient functional compound fertilizer. The method comprises the following steps of: preparing a urea-formaldehyde condensate solution, preparing a urea sulfuric acid solution, preparing urea-sulfur-phosphorus slurry, preparing a granular fertilizer and the like. According to the production method disclosed by the invention, medium and low-grade phosphorus ore is taken as a main phosphorous source for producing the compound fertilizer so as to be conductive to sustainable utilization and protection of phosphorous sources in China; urea-formaldehyde is used for providing part of slow-action nitrogen, and a calcium-magnesium-phosphorous fertilizer and the like are used for providing long-action phosphorous and potassium so as to improve the utilization rate of nutrients in the fertilizer, simultaneously provide various trace nutritional elements and improve the anti-lodging and anti-disease ability of crops; and a surfactant and the like are added so as to be capable of improving reaction status and giving fertilizer weeding, soil improvement and other functions to the fertilizer. When the same yield of the crops is achieved, compared with the existing fertilizer, the total nutrients in the fertilizer disclosed by the invention can be reduced by above 5%, the fertilizer is saved, the synergy is realized, the production cost is reduced by above 10% in comparison with the ordinary compound fertilizer, and the cost is reduced by above 20% in comparison with the existing slow-release fertilizer.

The invention provides a method of preparing high-purity tanshinone IIA sodium sulfonate. According to the method, a tanshinone IIA crude product is subjected to a sulfonation reaction, side reactions are reduced by means of control over the reaction temperature, and an organic solvent extraction method is used for removing organic soluble impurities which are not reacted so as to obtain the high-purity tanshinone IIA sodium sulfonate. By means of high performance liquid chromatography for measurement, the content of tanshinone IIA sodium sulfonate in the product is above 95%, and the quantity of a single impurity is below 2%.

The invention provides a preparation method of a sleeper, which solves a problem that a composite material sleeper is not available in the prior art. A preparation method of a phenol-formaldehyde resin based composite material sleeper comprises processes of prereg preparation, surface material preparation and composite material preparation in sequence. According to the invention, as a large quantity of wood residues are utilized, low cost and good use performance are achieved, defects of a cement sleeper are overcome, saving and substitution of woods are developed, the wood consumption structure is optimized, the situation of domestic wood resource shortage is relieved to a certain degree, and sustainable utilization of forest resources and the ecological environment are improved.

The invention relates to a method for confirming a coal mining sunken surface soil peeling space time based on a geographic information system (GIS) grid unit, belonging to the fields of mining technology, soil utilization and soil rehabilitation. The method comprises the following steps: classifying ground units, obtaining ground elevation information of every ground unit before exploring, predicting sunken by stages; obtaining the elevation property at every predict stage of every ground unit, and confirming the water accumulation time of every ground unit, thereby confirming the time of peeling surface soil of every ground unit. Through classifying the ground unit and combining the underground exploring stage, the water accumulating time of any ground unit and the time of surface soil peeling time are determined, thus the time and place of performing the surface soil peeling activity can be confirmed clearly; the method is simple and easy to understand and convenient to perform the actual construction operation, thus the surface soil protection work of a high diving water level mine zone can be specifically carried out at a fixed quantity; the method provides the guarantee for the soil rehabilitation at the later period and is beneficial to improve the rehabilitation plowing rate, and accelerate the sustainable utilization and development of the soil resource in the mine lot.

The invention relates to a connecting node for a steel pipe constrained steel recycled concrete column and a steel beam and a construction method thereof. The connecting node comprises the steel pipe constrained steel recycled concrete column, the steel beam, a sleeve clamping pipe and angle steel, wherein a node area is formed at the intersection of the steel pipe constrained steel recycled concrete column and the steel beam, the steel beam is in fastened connection with the angle steel, the steel pipe constrained steel recycled concrete column is fixedly connected with the angle steel through a second high-strength bolt penetrating the concrete column, the sleeve clamping pipe is tightly hooped outside the steel pipe constrained steel recycled concrete column at the node area in a surrounding mode, and two ends of the sleeve clamping pipe are in fastened connection with the steel beam. The constraint effect on recycled concrete of a steel pipe is reinforced by the sleeve clamping pipe, the stress and anti-seismic properties of the node are improved, the steel pipe column is cast with the recycled concrete, and energy saving, environmental protection and stainable resource utilization are promoted.

The invention discloses a method for aseptically sowing and rapidly propagating paphiopedilum helenae. The method is characterized by taking seeds in appropriate embryonic age as explants, aseptically sowing the seeds, differentiating protocorms, proliferating protocorm-like bodies and culturing strong seedlings on a unique culture medium, and producing a large quantity of high-quality paphiopedilum helenae seedlings in a short time. The method has the advantages of high seed germination rate, rapid seedling emergence and high quality of seedlings; the paphiopedilum helenae seedlings can be applied to the supply market, ex-situ conservation and natural regression; the resource protection and the sustainable utilization of paphiopedilum helenae can be facilitated.

The invention belongs to the technical field of proliferation and maintenance of fishes, and discloses a three-season enhancement and releasing method for salmons in spawning area rivers. The salmonsare highly anadromous fishes, and are artificially migrated to river sections with functions of a spawning area or branch water areas of the river sections for enhancement and releasing, a preferablespecific optimized upstream migration route capable of arriving at the spawning area is designed and selected for returning to the community (parent fishes), and propagation of generations of proliferation groups is realized; salmon releasing groups such as fertilized eggs or eyed eggs, juvenile fishes and parent fishes at different fresh water life history stages are migrated to spawning area rivers with suitable habitats, enhancement and releasing are carried out at three seasons including the winter, the spring and the autumn, and the diversity and the adaptability of the proliferation groups are improved. By the method of manually assisting in field incubation of fish eggs and natural proliferation of parent fishes, investment of enhancement and releasing infrastructure construction ofthe fishery can be reduced, the occupied area of permanent work is reduced, and the production cost for artificial incubation of juvenile fishes with the equal releasing number is saved.

The present invention is method of preparing organic photosynthetic bacterial fertilizer with wastes from sugar-making and brewing industry. The fermented liquid, filter mud and slag from cane sugar and alcohol production used as materials are produced into organic photosynthetic bacterial fertilizer through material distribution, mixing, fermentation and other steps. The present invention realizes the high efficiency utilization and circular utilization of resource, and results in low consumption, low exhaust and high efficiency.

The invention provides a method for promoting germination of seeds of Gentiana rhodantha and seedlings of the Gentiana rhodantha and relates to the technical field of plant seed treatment. The provided method for promoting germination of the seeds of Gentiana rhodantha comprises steps as follows: preparation of a seed treating fluid, seed soaking before seed germination, germination and budding and the like. As for the conditions that research about seed germination of Gentiana rhodantha is rare and large-area artificial planting of the Gentiana rhodantha does not exist, the innovative germination and seedling emergence method is provided, a foundation is provided for artificial planting of the Gentiana rhodantha, and sustainable utilization of Gentiana rhodantha resources is further promoted.

The invention relates to a special fertilizer for corn. The fertilizer is composite fertilizer or compound fertilizer obtained by adding fillers in nitrogen, phosphorus and potassium according to a certain proportion, and is characterized in that nutrient proportions of nitrogen to phosphorus to potassium is 10-14:4-6:7-9. The fertilizer is small in loss after being applied; nitrogen easily absorbed by plants is released gradually during a hydrolysis or biolysis process, so that the applied fertilizer can be fully utilized by the plants; volatilization loss of nitrogen in soil can be reduced; and formation of nitrate nitrogen is reduced, so that leaching loss and denitrification loss are reduced and further generation and emission of nitrate, nitrite, ammonia and nitrous oxide are reduced. The fertilizer has the advantages of increasing utilization rate of the fertilizer, reducing usage amount of the fertilizer and reducing labor for fertilization, can effectively alleviate the problems of excessive consumption of resources, large pollution of agricultural non-point source and high agricultural production cost, and is green fertilizer capable of promoting sustainable development of the soil resource.

The invention discloses an automatic sorting treatment system for kitchen waste and a treatment process, relates to the field of domestic waste treatment, and solves the problems that existing kitchenwaste is large in reserve and threatens human health. The automatic sorting treatment system comprises a transport vehicle, a material collecting bin, a water filtering elevator, a large-foreign matter sorting machine, a fine crushing and sorting machine, an extrusion dehydrator, an oil-water separation device, a secondary pendulum bob pulping machine and an anaerobic fermentation tank, wherein the water filtering elevator is used for receiving the kitchen waste uniformly conveyed by the material collecting bin and carrying out water filtering treatment; the large-foreign matter sorting machine is used for sorting large foreign matters in the kitchen waste residues; the fine crushing and sorting machine is used for carrying out fine crushing on the large sorted kitchen waste residues andsorting out inorganic impurities; the extrusion dehydrator is used for carrying out extrusion dehydration treatment on the finely sorted kitchen waste residues; the oil-water separation device is usedfor mixing kitchen waste swill obtained after water filtration and kitchen waste slurry obtained after extrusion dehydration and then carrying out oil extraction and dehydration treatment; the secondary pendulum bob pulping machine is used for finely pulping the kitchen waste residues subjected to oil extraction and dehydration; and the anaerobic fermentation tank is used for carrying out anaerobic fermentation on kitchen waste liquid subjected to oil extraction and dehydration. The automatic sorting treatment system is high in treatment efficiency, good in treatment effect, energy-saving andenvironmentally-friendly.

The invention discloses a corn slow-release fertilizer. The corn slow-release fertilizer is prepared by uniformly spraying a layer of water-soluble high molecular polymer on the surface of fertilizer particles, and comprises the following ingredients: 8.5-9.5 weight portions of (NH4)2HPO4, 5.5-6.5 weight portions of K2SO4, 30-32 weight portions of large particle urea, 8-10 weight portions of diatomite, and 22-24 weight portions of high molecular polymer. The corn slow-release fertilizer effectively overcomes nitrogen loss caused in fertilizing, increases the utilization rate of nitrogenous fertilizers, benefits the absorption and continuous utilization of crops, fully makes full use of the effects of fertilizers, and simultaneously increases the yield of corn. The corn slow-release fertilizer conforms to the policy guidance of developing energy saving, environment friendly, and continuously efficient agriculture.

The invention relates to a preparation method of a foaming material by using biological oil modified phenolic resin, and belongs to the technical field of biomass based polymer materials. The method comprises the following steps: uniformly stirring 100 parts by weight of biological oil modified phenolic resin, 1 to 4 parts by weight of surfactant and 5 to 12 parts by weight of foaming agent, adding 10 to 20 parts by weight of curing agent, and stirring for 2 to 10 minutes; and curing for 15 to 90 minutes in an enivornment at the temperature of 70-85 DEG C to obtain the biological oil modifiedphenolic resin. The modified phenolic foam has high strength by improving the toughness of the phenolic foaming material, is advantageous to environmental friendliness by reducing usage of phenol, formaldehyde and other petrochemical raw materials, and has the advantages of simple process, easiness for implementation and production cost reduction, so that the application field of biological oil is widened, and the market competiveness of the product is increased.

The invention relates to a method utilizing peat to produce nutrient soil and a product.The nutrient soil comprises, by weight, 45-65 parts of peat, 7-10 parts of expanded perlite, 7-10 parts of vermiculite, 8-12 parts of nitro humic acid, 7-10 parts of plant growth regulator and 4-6 parts of attapulgite.Main ingredients of the nutrient soil include active nitro humic acid, expanded perlite and vermiculite, the product is reasonable in formulation, and vegetable yield can be increased remarkably.The nutrient soil produced by the method is simple in production process and rich in organic matter, trace elements and various nutrients needed for plant growth, has the characteristics of light weight, water retention, air permeation and stable temperature, is free of peculiar smell, bacteria, ova and weed seeds, easy for application by farmers, obvious in economic benefit, capable of improving facility soil environment, balancing crop nutrient and improving fruit-vegetable yield and quality and is conducive to sustainable utilization of facility soil.