50results about How to "Improve the quality of the ecological environment" patented technology

The invention discloses a cloud based irrigation district water-saving irrigation decision-making support system. The system comprises a cloud server, wireless data transmission modules, single chip microcomputers, sensors and a gate, and the cloud server comprises a database and a webpage. Decision-making steps of the system include: setting up the database, carrying out multi-point measurement of paddy field moisture and water level of a district to be measured, and storing average data in the database; automatically capturing data of an official weather forecast website, storing the data in the database, and using temperature data for estimating water requirement of crops; according to measured data and a corresponding water balance model, computing to judge whether irrigation is needed or not, and if so, determining irrigation amount and irrigation time; and enabling the webpage to be capable of serving as a data display terminal and a lower computer control terminal. The irrigation district water-saving irrigation decision support system is set up on the basis of the cloud server, data is transmitted through a mobile network, and accordingly data transmission range can be enlarged, and irrigation district informatization management level is improved.

The invention relates to an ecological restoration method for a damaged seacoast wetland, and belongs to the field of wetland vegetation recovery. The ecological restoration method comprises the following steps: (1) selecting a restoration area to carry out living condition research; (2) restoration of a sinking type erosive seacoast wetland: establishing a flood bank and a broken water peninsula, carrying out dredging mud covering, and establishing a tidal channel and a gentle slope; (3) building a wetland plant community, wherein wet plants comprise aquatic plant and halophilous plant, and sowing and trophosome transplanting combined planting; (4) establishing an ecological isolation belt: planting trees and shrubs and emergent aquatic plant in the peripheral range of 2 to 4 m in the wetland as the ecological isolation belt; (5) scientifically controlling the growth of Spartina alterniflora Loisel: controlling the growth of Spartina alterniflora Loisel via water quantity control, and manpower and machine harvesting and burying. Dredging mud is used for ecological restoration of the damaged seacoast wetland, the erosive seacoast wetland can be reinforced, the sediment is effectively stabilized via the construction of the wetland plant community, a diversified environment is created, and the ecological environment quality of the seacoast wetland is improved.

The invention discloses a coastal wetland vegetation restoration method. The coastal wetland vegetation restoration method comprises the following steps that 1, an area to be restored is determined, habitat surveying is performed; 2, fences are built around wetland critically degenerated and lightly degenerated for enclosure and livestock reduction; 3, on the basis that an original whole foundation structure of wetland is not destroyed or transformed, local terrain restoration or protection is conducted on regions mediumly degenerated and severely degenerated to achieve wetland habitat building and improvement; 4, restoration of subsided and erosive coastal wetland is performed in the regions mediumly degenerated and severely degenerated; 5, wetland plant communities are built; 6, ecologicisolation belts are built; 7, smooth cordgrass growth is scientifically controlled. Ecological restoration of damaged coastal wetland is performed by using dredged soil, erosive coastal wetland can be reinforced, sediment can be effectively stabilized by building wetland plant communities, a diversified habitat is created, and the ecological environment quality of coastal wetland is improved.

The invention discloses a multi-opening intelligent irrigation system and method for rice fields. Sensors in the system are distributed in all rice field pieces and connected with a control device. The other end of the control device is connected with an electric regulating valve. A water conveying pipeline is connected with a water source and perpendicular to ridges. A water pump and the electric regulating valve are installed in the section between the water source and the rice fields. The multi-opening intelligent irrigation system and method have the advantages that a traditional irrigation system is abandoned, an irrigation system is determined according to actual water requirements of crops, and therefore the utilization rate of water resources can be increased, agricultural water consumption is lowered, and the ecological environment quality of farmlands can be improved; the irrigation management level is improved, extensive manual operation is changed, labor consumed during irrigation is reduced, automatic water control is achieved, management cost is reduced, and benefits are remarkably improved; rapid irrigation can be achieved, all rice field pieces can be independently irrigated at the same time, water does not need to flow from one rice field piece to another rice field piece, and therefore irrigation can be uniform, and yield consistency and total yield are increased.

The invention relates to a new strain golden Brevibacterium strain AN3 CGMCC No.2193, and application thereof in degrading triphenyl methane dyes and azo dyes such as malachite green. The golden Brevibacterium strain AN3 is obtained by separating and purifying activated sludge in an anaerobic baffled reactor system used for treating printing and dyeing wastewater by an research institute in Guangzhou, can degrade the triphenyl methane dyes in a mode of benzene ring detoxication under a facultative anaerobic condition that the temperature is between 25 and 37 DEG C and the pH value is between 6.0 and 8.5, and has significant capability on degrading the prior triphenyl methane dyes and azo dyes such as the malachite green which bring about serious pollution to aquatic products and are used in the form of a fungicide, wherein the removal rate of the golden Brevibacterium strain to the malachite green with the concentration of 50 milligrams per liter is 61.4 percent in 8 hours and is 97.3 percent in 16 hours, and the highest tolerable concentration thereof is 500 milligrams per liter, so that the strain golden Brevibacterium strain can effectively solve the problems of pollution and purification caused by the malachite green in an aquaculture environment.

The invention relates to a method for calculating ecological water demands in urban rivers, lakes and belongs to the technical field of ecological treatment of rivers and can be applied to the fieldsof water environment treatment and ecological environment protection. The method depends on the requirement of barrage construction engineering in urban water system building process, certain stable river width and reservoir capacity are formed after water hamming, and rivers are mainly characterized by problems such as small river confluence area, insufficient incoming river water, non-uniform spatial and temporal distribution of water resources, low water pollution carrying capacity and weak ecological environment. In the aspect of ecological environment, the river ecological environment water demand refers to the minimum water quantity required for river ecological systems to improve the river ecological environment quality or maintain ecological environment quality to prevent further reduction and the minimum base flow accommodated by the ecological systems under the water quantity. In general, certain micro flows of rivers can be further guaranteed in combination with current water environment river construction on the basis that river evaporation leakage is guaranteed.

The invention discloses a chemical pollution land remediation method which comprises the steps of (1) constructing a flora; (2) carrying out a simulation experiment; (3) optimizing conditions; and (4)carrying out ecological risk assessment. According to the chemical pollution land remediation method provided by the invention, a culture medium is prepared through selecting polluted soil, so that appropriate bacteria are screened out, and the microbial flora is constructed; then through the simulation experiment, a remediation model is constructed; after corresponding data is acquired, the growth condition of the flora is optimized, and the influence of the microbial flora on a soil ecosystem is controlled through ecological risk assessment, so that through the moderate microbial remediation manner, chemical land pollutants are desorbed from the surfaces of soil particles and are then completely degraded; and meanwhile, the added chemical agent cannot cause secondary pollution on the soil. According to the chemical pollution land remediation method provided by the invention, the ecological environment quality of a chemical pollution land is effectively improved, the land reservationamount is improved, the land utilization value is improved, and a contribution is made for social sustainable development.

The invention provides a method for improving facility continuous-cropping soil by means of earthworms. Between rotations of crops in a facility greenhouse, a soil plough layer is turned over so thatearthworm feed can be applied into the soil plough layer, then young earthworms are put into soil, then the soil is covered with wet straw, and then the next crop is planted. According to the providedmethod for improving the facility continuous-cropping soil by means of the earthworms, the current development requirements of the ecological agriculture and the economic society are combined, a proper living environment is created according to the living characteristics of the earthworms, soil improvement, agricultural waste resource utilization and earthworm breeding are combined, the conversion efficiency of agricultural waste nutrients is improved, the ecological environment quality of the farmland soil is improved, the agricultural green production concept is deepened, and the yields andthe quality of agricultural products are improved. The provided method for improving the facility continuous-cropping soil by means of the earthworms has the advantages that the conception is novel,economic and ecological benefits are high, management is simple and convenient, technical operation is easy to master, and the like, and is worthy of application and popularization.

The invention discloses triadimefon pesticide microemulsion and a preparation method thereof. The triadimefon pesticide microemulsion consists of the following components in percentage by weight: 5 to15 percent of triadimefon, 5 to 25 percent of organic solvent, 15 to 25 percent of primary surfactant, 3 to 10 percent of cosurfactant and the balance of water. The preparation method for the triadimefon pesticide microemulsion comprises the following steps: a, weighing the components according to the weight ratio, and mixing and stirring the primary surfactant and the cosurfactant until the mixture is transparent to form an emulsifier; b, mixing, stirring and dissolving the triadimefon and the organic solvent to give triadimefon solution; c, adding the emulsifier into the triadimefon solution and stirring the mixture; and d, adding the water into the mixture of the emulsifier and the triadimefon solution and stirring the mixture until homogeneous transparent liquid is prepared. The triadimefon pesticide microemulsion has good stability, light environmental pollution, high pesticide effect, simple production process, low production cost and high popularization value.

The invention relates to a tree building. There is run-through space from ground surface to the top in the building. Said tree stock passes through the space so that the root grows in the soil under the building and the leaf grows at the top of roof. Said space from ground surface to the building top is set in the middle of column or in the space structured by architecture beam or load-bearing wall. There is roof on said architecture column, beam or load-bearing wall. The designing scheme creates a new zoological architecture compounded by tree and building by creating architecture space in the space range from tree to woodland on the ground surface. Meanwhile, woodland is fully made use of. The top of tree architecture can be set in light transmission roof so as to light in architecture and organic soil layer, on which green plant or economic crop grows, is put on other most roofs so that ecological environmental quality is improved furthermore.

The invention provides a soil-fixing fertility type matrix suitable for vertical green walls. The soil-fixing fertility type matrix is prepared from 25-40 volume parts of coco coir, 5-20 volume parts of turf, 10-20 volume parts of edible mushroom residues, 5-15 volume parts of mountain sand, 5-15 volume parts of vermiculite and 15-35 volume parts of zeolite. Ideally, the pH is 5.5-7.8, the EC is less than 3mS/cm, the water content is 30-50%, the content of organic matter is greater than 25%, the dry bulk density is 0.4-0.85Mg/m<3>, the wet bulk density is 0.65-1.25Mg/m<3>, and the total nutrient content is 2-5%. The invention also provides a method for preparing the soil-fixing fertility type matrix suitable for vertical green walls. The matrix has water-retaining property and fertilizer-retaining property, has the advantages of high nutrient content, low maintenance and slow nutrient loss, is suitable for urban vertical green walls and roof greening and plays an active role in improving urban ecological environment quality.

The invention provides a method for identifying suspected pollution discharge of a sea inlet based on a high-resolution satellite image. According to the method provided by the invention, the suspected pollution discharge identification model of the seaborne discharge port is established based on the spectral characteristics of the high-resolution satellite image, the suspected pollution discharge port can be quickly screened, the water color condition of the seaborne discharge port along the bank can be dynamically and comprehensively monitored, the pollution generation and evolution process can be quickly mastered in detail, the seaborne discharge port can be supervised and managed from the aspect, and the seaborne discharge port pollution discharge identification efficiency can be improved. Resources such as manpower and material resources are saved, terrestrial pollutants are strictly supervised to enter the sea, and the ecological environment quality of offshore areas is improved.

The invention discloses a water-improving micro-economical preparation. A complete formula of the micro-ecological preparation comprises the following bacterium types: paenibacillus, breveibacillus choshinensis, bacillus and saccharomyces cerevisiae with content at a ratio of 1:1:1:1. The water-improving micro-economical preparation disclosed by the invention has the following advantages: firstly, a novel preparation for inhibiting blue-green algae growth is developed for environmental protection and aquaculture; secondly, the micro-ecological preparation is used for inhibiting the blue-green algae growth, so that water quality can be effectively improved, the water smell is removed, and the soil quality is improved; thirdly, the preparation form is a concentrated liquid of a liquid, the preparation is easy to dissolve in water, and a using method is as follows: dissolving the novel preparation with concentration of 1:32 in to-be-treated water.

The invention belongs to the technical field of agriculture, and particularly relates to an annual zonal composite efficient planting method of grain/vegetable-oil/cotton. According to the method, based on the complementary characteristics of high and low crops such as wheat/spinach and peanut/cotton, optothermal and other resources are fully utilized, so that ventilation and light transmitting of the wheat and cotton are facilitated, the marginal effect of high-pole crops is exerted, simultaneous planting of two crops and annual planting of four crops are achieved, and the growth of various crops is promoted. By adopting a grain/vegetable-oil/cotton planting mode, long-term continuous cropping obstacles of single crops such as the cotton and the peanut are alleviated, annual crop rotation and alternate husbandry are achieved, soil fertility improvement is facilitated, the occurrence of diseases and insect pests of single crop planting is reduced, the application of fertilizers and pesticides is reduced, the eco-environmental quality is improved, and the agricultural sustainable development is achieved.

The invention discloses a method for producing an agricultural biological agent with natural latex separating liquid. The method comprises the steps that natural latex is separated into two parts in advance, namely concentrated latex and latex skim slurry, through a high speed centrifuge, and then the two parts are processed separately; after part of moisture in the latex skim slurry is removed through an RO membrane, a concentrated latex skim solution is obtained; a proper amount of urea and sodium metasilicate are added to the concentrated latex skim solution to adjust pH value, and then a water and soil conservation agent is obtained; selected microorganism strains and a proper amount of waste molasses are added to the concentrated latex skim solution, sealed fermentation is conducted, and then liquid microbial agent is obtained; selected microorganism strains, a proper amount of waste molasses and inorganic fertilizer are added to the concentrated latex skim solution, and then liquid agricultural microbial fertilizer is obtained. According to the method, the latex skim slurry obtained by processing and separating the natural latex is prepared into the agricultural biological agent which is used for agricultural production and soil and water environment restoration, the environmental pollution problem can be solved, furthermore, the yield of agricultural products can be raised, quality of the agricultural products can be improved, ecological environment quality can be improved, and obvious social benefits, economic benefits and ecological environment benefits are achieved.

The invention relates to a method for repairing an abandoned mine by using titanium gypsum as an impermeable lining. An overall structure for repairing the abandoned mine is composed of the impermeable lining, a leachate guiding and discharging layer, a filling material layer and a sealing soil covering layer in sequence from bottom to top, and the impermeable lining is made of the titanium gypsum. A construction method comprises the following steps that firstly, an impermeable layer is laid, secondly, the leachate guiding and discharging layer is laid, then, the material layer is filled, and finally, the sealing soil covering layer is formed. According to the method for repairing the abandoned mine by using the titanium gypsum as the impermeable lining, the titanium gypsum is used as the raw material of the impermeable lining, the source is rich, solid waste resources are fully utilized, a large amount of treatment cost is saved for the titanium dioxide industry, a large amount of raw materials and resources are saved, and good economic and social benefits are achieved.