32results about How to "Improve holding capacity" patented technology

The disclosure relates to a pixel circuit and a driving method thereof. The pixel circuit comprises a first transistor and a second transistor whose control terminals receive first scanning signals; athird transistor and a fourth transistor whose control terminals receive second scanning signals; a fifth transistor whose control terminal is electrically connected to a first capacitor; a sixth transistor, a seventh transistor, and an eighth transistor whose control terminals receive control signals; and a light emitting diode. According to the pixel circuit and the driving method thereof, an electric leakage current can be reduced or reversely supplemented, the capacitance maintenance capability of the capacitor is improved, the flickering degree of images can be improved, and the stability of the displayed images is improved.

The invention belongs to the technical field of environment protection and particularly relates to an in-situ combination method used for surface water black odorous sediment remediation. The method includes: adding zeolite modified by zirconium to a position above a sediment-water interface, and stirring or hydraulically disturbing to mix sediment with the zeolite modified by the zirconium; injecting nitrate into the sediment; adding the zeolite modified by the zirconium and zeolite to the position above the sediment-water interface to form a first covering system; covering the first covering system with a second covering system built by geotechnical cloth wrapping special absorbent materials; continuously remedying for a certain period of time, then removing the second covering system, and allowing the first covering system to be still placed at the position above the sediment-water interface. The method has the advantages that the method combines nitrate injection, adding of the zeolite modified by the zirconium, covering by the zeolite / zeolite modified by the zirconium mixture and covering by the geotechnical cloth wrapping the special absorbent materials to remedy the black odorous sediment and control the release of sediment ammonia, nitrogen and total phosphorus, and the method can effectively prevent the nitrate from leaking into overlying water.

The invention discloses an organic cultivation method capable of improving a sugar degree of tomatoes, and belongs to the field of organic cultivation of the tomatoes. The organic cultivation method capable of improving the sugar degree of the tomatoes comprises the following steps: (1) soaking seeds of the tomatoes, accelerating germination, after the seeds germinated, performing sowing, and raising seedlings; (2) planting the tomato seedlings in a field, performing field management, and when a first fruit set of the tomatoes enters a fruit setting period, irrigating roots by using an EM fermented calcium chloride solution; and (3) when tomato fruits are matured, performing harvesting, so as to complete the method. According to the organic cultivation method capable of improving the sugardegree of the tomatoes provided by the invention, an EM diluted solution is adopted to soak the seeds, straw is used for covering in a full growth period after the tomatoes are planted, the EM fermented calcium chloride solution is adopted to irrigate the roots in the fruit setting period, and when the tomato fruits enter an expansion period, a low-concentration EM fermented calcium chloride solution is adopted for foliar spraying; and the method can effectively improve the yield and quality of the tomatoes, especially improve a sugar content of the tomatoes, and has a remediation effect on soil.

The invention relates to an Arabic gum component grading method. Within the critical concentration range of phase separation, Arabic gum is mixed with one or multiple biomacromolecules in aqueous solution to form mixed aqueous solution of the Arabic gum and the biomacromolecules, and liquid-liquid phase separation is carried out on the mixed aqueous solution by means of standing, or centrifuging or standing or centrifuging under a heating condition, so that different components of the Arabic gum are graded. The method provided by the invention is a pure physical process, the natural chemical structure of the Arabic gum is not changed, even no physical combination or gathering of components is caused, and the method provided by the invention only changes proportions of the components at different grades. The graded Arabic gum products can be applicable to emulsifier, thickener, coating material, binder, capsule material and the like in the industries such as food and biological medicine.

The invention discloses a special fertilizer for carbon-based and selenium-rich tea. The fertilizer is composed of the following raw materials by weight parts: 22-25 parts of biological black carbon, 35-40 parts of urea, 14-16 parts of ammonium dihydrogen phosphate, 16-20 parts of potassium chloride, 4-6 parts of a binder, 1-2 parts of bone meal, 0.2-0.4 parts of ammonium sulfate, and 0.1-0.2 parts of attapulgite. According to the invention, increasing of soil carbon sequestration and organic carbon are obvious, wherein carbon-based carbon sequestration effects are obvious; due to chemical and microbiological inertia of the biological black carbon and physical protection of soil aggregates, the biological black carbon becomes inert carbon pool of the soil, only 5 % of the carbon are re-released into the atmosphere through effects of soil microbe, and 95 % of the carbon are fixed by the soil, thereby generating net carbon absorption; and a fixed time of the biological black carbon in the soil can be hundreds years. A content of soil organic matters can be increased in a short period through turning over of green manure for tea garden soil and application of organic manure, however, a decomposition period is only a few months, and an improvement for the content of the soil organic matters is far lower than the improvement by the biological black carbon. The tea special fertilizer applied with the biological black carbon as an adsorbent can substantially improve the content of soil organic matters and nutrient accumulation.

The invention relates to a farmland soil protection technique, in particular to water-retaining agent colloid and a preparation method thereof. In portion by weight, the water-retaining agent colloid consists of 100 to 150 portions of acetic acid chitosan solution, 50 to 100 portions of acrylamide solution, 200 to 500 portions of acrylic acid solution, 1 to 30 portions of N, N'-methylene-bis-acrylamide solution, and 1 to 10 portions of ceric ammonium nitrate solution. The water-retaining agent prepared by the invention has the distilled-water absorption multiple between 300 and 700 g / g, has the saline absorption multiple between 20 and 70 g / g, and has good mechanical properties. The novel water-retaining agent can play a role in saving water, protecting and vitalizing seedlings, preventing wind, fixing sand and restoring ecosystem in farmland application, and has broad application prospects.

The invention discloses a soil heavy metal restoration agent capable of enhancing organic carbon level. The soil heavy metal restoration agent is prepared from the following raw materials in parts by weight: 3-5 parts of calcium oxide, 9-10 parts of tea powder, 8-10 parts of monoammonium phosphate, 15-17 parts of edible fungus dreg, 30-32 parts of wood dust, 2-3 parts of potassium oxide, 75-90 parts of deseeded sunflower head, 32-35 parts of maize straw, 26-30 parts of kaolin, 9-11 parts of calcium carbonate, 35-38 parts of slash pine needle and a right amount of water. The soil restoration agent can simultaneously effectively lower multiple heavy metal pollutants in polluted soil. The added fungus dreg, wood dust and the like can enhance the organic carbon level in the soil, thereby enhancing the carbon-nitrogen ratio of the soil, increasing the holding capacity of the soil for nitrogen and other nutrient elements, being beneficial to fertilizing the soil by fertilizer application, further optimizing the soil structure, improving the stability, water retentivity, microbial activity, nutrient exchange and many other factors of the soil aggregate, and implementing the restoration treatment on the polluted soil.

The invention discloses a special efficient tea garden fertilizer rich in biochar and belongs to the technical field of fertilizer. The special efficient tea garden fertilizer rich in biochar is prepared from urea, potassium sulfate, monoammonium phosphate, biochar, copper sulfate, ferrous sulfate, zinc sulfate, ammonium molybdate, magnesium sulfate, bentonite, tea seed oil, borax and humic acid. The special efficient tea garden fertilizer rich in biochar is scientific in formula, contains nutrients essential for tea tree growth, can adjust nutrient supply in the tea tree growth process, prevents the phenomenon of soil hardening, and can improve tea quality.

The toner cartridge is provided with: a toner storing container of a rectangular shape having a toner feeding opening in an angular portion thereof; and a stirring conveying member that is rotatably disposed inside the toner storing container in a predetermined rotation direction and that stirs and conveys toner toward the toner feeding opening in the toner storing container. Compression ratio defined by the following equation (1) of the toner stored in the toner storing container is 0.25 to 0.38,Compression ratio=(P-A) / P (1) (Provided that in the equation (1), P represents a packed bulk density of toner and A represents an aerated bulk density of toner.

The invention provides biological bacterial fertilizer for preventing and treating eggplant root rot and a preparation method thereof and belongs to the technical field of fertilizer. The biological bacterial fertilizer comprises 50-150 g of loofah sponge, 2-20 g of refined yeast, 10-30 g of a ferment, 10-30g of activated biomass, 20-50 g of N-P-K compound fertilizer and 5-15 g of non-pathogenic Fusarium solani. Through cooperation of a carrier loofah sponge, refined yeast and ferment, commensalism with the eggplant is formed. The nutrients produced by the decomposition of refined yeast and ferment and colonization of microorganisms improve the nutrient absorption efficiency of the eggplant. The non-pathogenic Fusarium solani occupies the ecological niche of Fusarium solani spores so thatthe proliferation of pathogenic bacteria is effectively inhibited. The biological bacterial fertilizer improves the eggplant quality and the eggplant yield.

A sludge dehydration curing agent comprises, by mass, 25 to 35 parts of diatomite, 10 to 20 parts of lignin, 5 to 10 parts of charcoal, 30 to 50 parts of silt and 2 to 8 parts of a slow release fertilizer. A resource utilization method of the sludge dehydration curing agent comprises the following steps: fully mixing the raw materials according to the components to obtain the sludge dehydration curing agent; taking a certain mass of sludge to dredge mud; mixing the sludge dehydration curing agent into the sludge dredging slurry, stirring to fully mix the slurry and the curing agent, and standing; dehydrating and drying the sludge obtained after standing; and maintaining the dehydrated sludge, and using the maintained sludge as greening planting soil. Original organic matters and nutritional ingredients in the sludge can be fully utilized, tail water generated in the sludge dewatering process is high in transparency, the PH ranges from 6 to 9, and the SS content is smaller than 10. The sludge dehydration curing agent hasa good application prospect in the field of lakeside sludge treatment.

The invention relates to a special tobacco fertilizer for improving the water retention capacity of tobacco planting soil. According to the technical scheme, on the basis of biomass charcoal, the water storage and moisture conservation capacity of soil is improved; by compounding polyacrylamide and zeolite, the moisture absorption capacity of the soil is improved; then N, P and K elements are supplemented through ammonium nitrate, monocalcium phosphate and potassium sulfate respectively; therefore, the purposes of efficiently utilizing limited water resources and improving the water retentioncapacity of tobacco planting soil are achieved.

The invention discloses a facility vegetable field secondary salinization soil conditioner and application thereof. The facility soil conditioner is composed of the following components in parts by weight: 70-85 parts of organic fertilizer, 1 part of mineral source humic acid and 10-30 parts of calcium carbonate. The facility soil conditioner can improve the soil structure, promote the formation of a granular structure and reduce the soil salinization and acidification degree; the content of organic matters or humus in soil can be increased, so that the nutrient holding capacity of the soil can be improved, and the fertilizer retention capacity of the soil is improved; the facility soil conditioner can also improve the activity of beneficial microorganisms in soil, optimize soil microflora, promote conversion and absorption of plant nutrients in soil, enhance the fertilizer supply capacity of soil, enhance the disease resistance of crops, increase the yield of crops and improve the quality of agricultural products. Results of the embodiment show that after the facility soil conditioner is applied, the microbial activity of soil is increased, the yield is increased by 5-15%, the pH value is increased by 0.4-1, and the conductivity of the soil is reduced by 10% or above.

The invention relates to a stabilizing agent for repairing arsenic-polluted soil by using urban solid wastes. The stabilizing agent comprises, by weight, 100 parts of quicklime, 10-50 parts of fly ashand 30-80 parts of red brick powder. After adsorption, complexation and precipitation are carried out, the heavy metal pollution of the soil can be obviously reduced, and related environmental protection standards are met. The preparation raw materials of the repairing agent adopt construction wastes and industrial wastes, so the source is wide, the cost is low, a preparation method of the repairing agent is simple, and is convenient to operate, and certain environmentally-friendly effect of waste treatment is achieved.

The invention relates to the technical field of tobacco fertilizer, in particular to organic fertilizer special for tobacco and a preparation method of the organic fertilizer. The organic fertilizer is prepared from the following components: corn straw, traditional Chinese medicine dregs, vetches, mushroom-stick, sweet potato straw, pine needle, potassium brown humate, nano-activated carbon, bamboo charcoal, composite microorganisms, bentonite, vermiculite and acid. The fertilizer is comprehensive in fertilizer efficiency and is rich in organic matter and mineral component and high in activity, soil can be effectively loosened, propagation of probiotics flora in the soil is promoted, the microbial activity of the soil is improved, the air permeability of the soil is further improved, the soil aggregate structure is improved, the moisture and fertility conserving performance of the soil is improved, growth and development of tobacco are promoted, and the tobacco quality is improved.

The invention provides a compound denitrification agent, and relates to the field of environmental protection. The compound denitrification agent comprises the following raw materials by weight: 10 to15 parts of modified zeolite powder, 5 to 9 parts of modified bentonite, 5 to 11 parts of a thiobacillus denitrificans liquid, 7 to 10 parts of a mycobacterium szulgai liquid, 5 to 10 parts of a nitrite reductase liquid, 10 to 13 parts of a carbon source liquid, 7 to 11 parts of ferric sulfate, 5 to 8 parts of ethanol and 4 to 10 parts of a fruit juice fermentation liquid. According to the invention, through combination of chemical agents and biological enzyme agents, denitrification purification of industrial wastewater is realized; meanwhile, through compound selection of a carbon source, the yield of sludge can be flexibly adjusted according to different user conditions.

The invention discloses a fiber-added and tackified micro-surfacing overlay, which belongs to the technical field of asphalt road maintenance. According to the technical scheme of the invention, the fiber-added and tackified micro-surfacing overlay is characterized in that an interlayer bonding agent and a micro-surfacing mixture are laid on an asphalt pavement in sequence from bottom to top, wherein the interlayer bonding agent is composite modified anionic emulsified asphalt; and the micro-surfacing mixture is a composite fiber modified micro-surfacing mixture. The technical process of the micro-surfacing overlay material is applicable to maintenance of the asphalt pavements in low temperature regions under heavy-load channelized traffic conditions and has the advantages of outstanding low temperature crack resistance and good interlayer bonding performance.

The invention provides bio-organic fertilizer for preventing and treating pepper phytophthora blight and a preparation method of the bio-organic fertilizer, and belongs to the technical field of fertilizer. The bio-organic fertilizer is prepared from the following raw materials in parts by weight: 50-150g of loofah sponge, 2-20g of yeast, 10-30g of ferment, 10-30g of activated biomass, 20-50g of nitrogen-phosphorous-potassium compound fertilizer and 5-15g of non-pathogenic phytophthora capsici. According to the bio-organic fertilizer provided by the invention, the carrier loofah sponge cooperates with the microorganisms such as the yeast and the ferment to form a symbiotic relationship with pepper; through colonization of the nutrient substances and microorganisms generated by the decomposition of the yeast and the ferment, the absorption efficiency of pepper nutrients is increased; then the non-pathogenic phytophthora capsici occupies the ecological niche of phytophthora capsici, multiplication of the pathogenic bacteria is effectively inhibited. The bio-organic fertilizer provided by the invention can be used for improving the pepper quality and increasing the yield.

The invention discloses a permafrost roadbed active cooling structure in an aeolian sand area and a construction method, the permafrost roadbed active cooling structure comprises a natural foundation, a block stone interlayer and obliquely inserted heat pipes, the natural foundation is an expressway roadbed in the aeolian sand area; the longitudinal section of the block stone interlayer is in an inverted T shape, the lower portion of the inverted T shape is a transverse block stone layer, the upper portion of the inverted T shape is a vertical block stone layer, and the transverse block stone layer is laid on the natural foundation; the vertical block stone layer is vertically arranged in the middle of the transverse block stone layer in the transverse direction, and the trend of the vertical block stone layer is along the trend of the expressway; the vertical block stone layer is used as a middle isolation zone; the inclined insertion heat pipes are V-shaped pipe bodies with two closed ends, and liquid ammonia is filled in the inclined insertion heat pipes; the included angle of the V-shaped pipe body is an obtuse angle, and two arms are an evaporation section and a condensation section respectively. By adopting the cooling structure, the problem that the permafrost structure protection efficiency is insufficient due to the fact that permafrost and aeolian sand below the wide highway roadbed in the permafrost region are protected is solved.

The invention provides an antibacterial organic compound fertilizer and a preparation method thereof. The compound fertilizer comprises the following raw materials: loofah sponge, Daqu, enzyme, activated biomass and a nitrogen-phosphorus-potassium ternary compound fertilizer. According to the invention, microorganisms in enzyme and Daqu are adsorbed by loofah sponge and are immobilized on the surface of the loofah sponge, so that biomass is increased, the microorganisms are stabilized and do not lost, toxic resistance is strong, and the microorganisms aggregated on the surface degrade organicmatters in soil under aerobic / anoxic conditions so as to increase the content of effective nitrogen, phosphorus, potassium, sulfur and the like in the soil and increase the nutrition components of thesoil; and the internal microorganisms degrade the loofah sponge fibers to provide survive and reproduction of the microorganisms on the surface, so that the activity of the immobilized microorganismsis kept not attenuated until the loofah sponge is completely degraded, and the adsorbed microorganisms are naturally released into the soil so as to increase the diversity of soil microorganisms.

The invention provides a biological organic fertilizer for preventing and curing pepper bacterial wilt and a preparation method thereof, and belongs to the technical field of fertilizers. The biological organic fertilizer is prepared from, by weight, 50-150 grams of loofah sponge, 2-20 grams of yeast for making hard liquor, 10-30 grams of ferment, 10-30 grams of activated biomass, 20-50 grams of nitrogen phosphorus and potassium ternary compound fertilizer and 5-15 grams of non-pathogenic ralstonia solanacearum. The biological organic fertilizer for preventing and curing pepper bacterial wiltand the preparation method thereof have the advantages that the loofah sponge, the yeast for making hard liquor, the ferment and other microorganisms cooperate through carriers to form a symbiotic relationship with peppers, nutrient substances generated by the decomposition of the yeast for making hard liquor and ferment and the colonization of microorganisms improve the absorption efficiency of pepper nutrients, then the non-pathogenic ralstonia solanacearum is utilized to occupy ecological niches of the ralstonia solanacearum, pathogenic bacteria multiplication is effectively inhibited, andthe biological organic fertilizer can be used for improving the pepper quality and increasing the pepper yield.

The invention discloses a special fertilizer for carbon-based and selenium-rich tea. The fertilizer is composed of the following raw materials by weight parts: 22-25 parts of biological black carbon, 35-40 parts of urea, 14-16 parts of ammonium dihydrogen phosphate, 16-20 parts of potassium chloride, 4-6 parts of a binder, 1-2 parts of bone meal, 0.2-0.4 parts of ammonium sulfate, and 0.1-0.2 parts of attapulgite. According to the invention, increasing of soil carbon sequestration and organic carbon are obvious, wherein carbon-based carbon sequestration effects are obvious; due to chemical and microbiological inertia of the biological black carbon and physical protection of soil aggregates, the biological black carbon becomes inert carbon pool of the soil, only 5 % of the carbon are re-released into the atmosphere through effects of soil microbe, and 95 % of the carbon are fixed by the soil, thereby generating net carbon absorption; and a fixed time of the biological black carbon in the soil can be hundreds years. A content of soil organic matters can be increased in a short period through turning over of green manure for tea garden soil and application of organic manure, however, a decomposition period is only a few months, and an improvement for the content of the soil organic matters is far lower than the improvement by the biological black carbon. The tea special fertilizer applied with the biological black carbon as an adsorbent can substantially improve the content of soil organic matters and nutrient accumulation.

The invention discloses a fiber-added and tackified micro-surfacing overlay, which belongs to the technical field of asphalt road maintenance. According to the technical scheme of the invention, the fiber-added and tackified micro-surfacing overlay is characterized in that an interlayer bonding agent and a micro-surfacing mixture are laid on an asphalt pavement in sequence from bottom to top, wherein the interlayer bonding agent is composite modified anionic emulsified asphalt; and the micro-surfacing mixture is a composite fiber modified micro-surfacing mixture. The technical process of the micro-surfacing overlay material is applicable to maintenance of the asphalt pavements in low temperature regions under heavy-load channelized traffic conditions and has the advantages of outstanding low temperature crack resistance and good interlayer bonding performance.

The toner cartridge is provided with: a toner storing container of a rectangular shape having a toner feeding opening in an angular portion thereof; and a stirring conveying member that is rotatably disposed inside the toner storing container in a predetermined rotation direction and that stirs and conveys toner toward the toner feeding opening in the toner storing container. Compression ratio defined by the following equation (1) of the toner stored in the toner storing container is 0.25 to 0.38,Compression ratio=(P-A) / P (1) (Provided that in the equation (1), P represents a packed bulk density of toner and A represents an aerated bulk density of toner.

The invention relates to an Arabic gum component grading method. Within the critical concentration range of phase separation, Arabic gum is mixed with one or multiple biomacromolecules in aqueous solution to form mixed aqueous solution of the Arabic gum and the biomacromolecules, and liquid-liquid phase separation is carried out on the mixed aqueous solution by means of standing, or centrifuging or standing or centrifuging under a heating condition, so that different components of the Arabic gum are graded. The method provided by the invention is a pure physical process, the natural chemical structure of the Arabic gum is not changed, even no physical combination or gathering of components is caused, and the method provided by the invention only changes proportions of the components at different grades. The graded Arabic gum products can be applicable to emulsifier, thickener, coating material, binder, capsule material and the like in the industries such as food and biological medicine.

This invention discloses preparation and application of regulator for repairing soil polluted by heavy metals. The regulator utilizes hydroxyapatite extracted from animal bone as the main raw material, as well as commercialized Si-Ca-Mg Fertilizer at a ratio of 1:(0.5-1). Besides, solutions containing Fe, Zn, Mn, Mo, B, etc., are also added. The regulator comprises: CaO 40-50 wt.%, SiO2 10-20 wt.%, MgO 3-6 wt.%, P2O5 15-30% wt.%, Al2O3 5-10 wt.%, K2O 0.1-0.5 wt.%, Fe2O3 0.1-1.0% wt.%, ZnO 0.3-0.5 wt.%, MnO 0.1-0.5 wt.%, and impurities. Once applied, the regulator is uniformly mixed with soil according to a ratio of 0.05-1.0 wt. % of dry soil. The regulator has such advantages as abundant raw materials, simple process, low cost, good repairing effect, low addition amount, no secondary pollution, no influence on soil structure, and high nutrition, thus can partly replace chemical fertilizers.

The invention relates to a stabilizing agent for repairing arsenic-polluted soil by using urban solid waste, which comprises, by weight, 100 parts of quicklime, 10-50 parts of fly ash and 30-80 parts of red brick powder. After adsorption, complexation and precipitation, the soil heavy metal pollution can be significantly reduced and the relevant environmental protection standards can be met. At the same time, construction waste and industrial waste are used as raw materials for the preparation of the restoration agent, which has wide sources, low cost, simple preparation method, and convenient operation. On this basis, it also has a certain environmental protection effect of waste disposal.

The present disclosure relates to a pixel circuit and a driving method thereof. A pixel circuit includes: a first transistor and a second transistor, the control terminal of which receives the first scanning signal; a third transistor and a fourth transistor, the control terminal of which receives the second scanning signal; a fifth transistor, the control terminal of which is electrically connected to the first capacitor; the control terminals of the sixth transistor, the seventh transistor and the eighth transistor receive a control signal; and a light emitting diode. The disclosure can reduce or reversely supplement the leakage current, thereby increasing the capacitance holding capacity of the capacitor, thereby improving the flickering degree of the picture and improving the stability of the display picture.