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210results about How to "Reduce the number of applications" patented technology

Composite microorganism organic inorganic water-soluble fertilizer and preparation method thereof

The invention provides composite microorganism organic inorganic water-soluble fertilizer and a preparation method thereof and belongs to the field of agricultural fertilizer. The composite microorganism organic inorganic water-soluble fertilizer comprises urea, calcium superphosphate, potassium dihydrogen phosphate, potassium chloride, potassium sulfate, zinc sulfate, mixed microbial agent, compound plant extract, cane sugar and the like. The composite microorganism organic inorganic water-soluble fertilizer has the advantages that the organic-matter compound plant extract, the microbial agent and the like are added into the fertilizer, and the fertilizer is rich in microorganisms, algal polysaccharide, phenols, multi-polymer, mannitol, betaine, alginic acid, plant growth regulating substances and elements such as nitrogen, phosphorus, potassium, iron, boron, molybdenum and iodine, harmless to human and livestock, and capable of greatly reducing environment pollution and inhibiting bacteria, killing pests and preventing diseases; in addition, the fertilizer integrates fertilizer efficiency and functions of sterilizing and pest killing and is simple in preparation method, balanced in nutrition release, high in fertilizer efficiency, high in fertilizer utilization rate and evident in yield increasing effect.
Owner:SHANDONG LVHENG BIOLOGICAL ENG

Measure for enhancing electric transmission line tower footing frozen soil foundation stability

ActiveCN102817380ATo achieve the purpose of coolingSignificant engineering effectProtective foundationEarth surfaceTower
The invention relates to a measure for enhancing electric transmission line tower footing frozen soil foundation stability. The measure is characterized in that gravity type heat pipes are buried on the periphery of a tower footing foundation of an electric transmission line, heat preservation materials are distributed on a horizontal layer on the periphery of a pile end and a pile body at the top of the tower footing foundation, and soil layers densely higher than an earth surface strap gradient are built above the earth surface and surrounding tower legs of the tower footing foundation, wherein strap gradient waterproof films are paved in the soil layers. The gravity type heat pipes and the heat preservation materials are effectively combined so that the practical use quantity of the gravity type heat pipes can be greatly reduced, project investment can be greatly reduced in terms of the project, construction difficulty is reduced, and construction period of project measures is shortened. In addition, in terms of overall efficacy, compared with a hot rod single measure, the measure for enhancing electric transmission line tower footing frozen soil foundation stability manyfold improves and radically changes the overall cooling efficiency of the electric transmission line tower footing frozen soil foundation and maintain long-period stability of the tower footing foundation.
Owner:NORTHWEST INST OF ECO-ENVIRONMENT & RESOURCES CAS

Special controlled-release water soluble fertilizer for grapes and preparation method thereof

The invention relates to a special controlled-release water soluble fertilizer for grapes and a preparation method of the special controlled-release water soluble fertilizer. The controlled-release water soluble fertilizer is prepared from the following raw materials in parts by weight: 190-230 parts of ammonium nitrate, 40-60 parts of ammonium dihydrogen phosphate, 30-50 parts of triple superphosphate, 90-110 parts of monopotassium phosphate, 230-260 parts of potassium nitrate, 100-130 parts of potassium sulfate, 30-60 parts of chelated medium trace element mixture, 7-10 parts of borax and 3-6 parts of inorganic gel particle. The preparation method comprises the following steps: (1) treating monopotassium phosphate and potassium sulfate by use of the inorganic gel particle to obtain controlled-release monopotassium phosphate and potassium sulfate; and (2) mixing and dispersing the raw material components at a high speed to obtain the controlled-release water soluble fertilizer. According to the special controlled-release water soluble fertilizer for grapes, a part of phosphorus and potassium nutrients in the controlled-release water soluble fertilizer have slow release feature, so that the water soluble fertilizer is in accordance with the law of the nutrient absorption in a grape growth period, the fertilizer efficiency utilization rate of the water soluble fertilizer is improved and the controlled-release water soluble fertilizer has high market application value.
Owner:CHENDU NEW KELI CHEM SCI CO LTD

Method and device for producing organic concentrated compound liquid fertilizer from marsh liquid at normal temperature

The invention provides a method and device for producing an organic concentrated compound liquid fertilizer from marsh liquid at normal temperature, and aims to provide a method for producing an organic concentrated compound liquid fertilizer from marsh liquid, which has the advantages of low cost and high degree of automation. The method comprises steps as follows: marsh liquid is filtered by a marsh liquid filter pond to remove large-granule substances containing plant fibers and sand grains, enters a marsh liquid stock solution storage tank, is pumped to a marsh liquid mechanical filter, a marsh liquid multimedia filter and a marsh liquid precision filter to remove high-molecular substances containing algae, pesticide residues, and bacteria, and is filtered by a marsh liquid cross-flow ultrafilter; the unfiltered liquid enters a concentrated liquid storage tank, and the filtrate enters an aromatic polyamide membrane element concentration device to be concentrated and separated; the separated concentrated liquid enters the concentrated liquid storage tank, and is delivered to a marsh liquid preparation tank to prepare the liquid fertilizer; the filtrate enters a pure water storage tank for cleaning equipment; and the liquid fertilizer is sterilized by an on-line sterilizer, and then packaged to serve as a plant liquid fertilizer for crops, flowers and the like.
Owner:CHANGCHUN AGRI MACHINERY

Tobacco special-purpose charcoal-based compound fertilizer, and preparation method and application method thereof

The invention belongs to the technical field of fertilizer, and more specifically relates to a tobacco special-purpose charcoal-based compound fertilizer, and a preparation method and an application method thereof. The tobacco special-purpose charcoal-based compound fertilizer comprises, by weight, tobacco straw, waste tobacco, pig manure, earthworm manure, vegetable waste, domestic garbage, nitrogen fertilizer, phosphate fertilizer, potassium fertilizer, trace element liquid fertilizer, a compound microbial agent, and an adhesive, and is prepared through a plurality of technologies. The tobacco special-purpose charcoal-based compound fertilizer is high in granulation rate, is capable of obviously improving fertilizer utilization rate, and is capable of improving soil acidifying and hardening after being applied to tobacco field, and increasing soil available nutrient content; the quality of the harvested tobacco leaves is improved obviously, the proportion of middle and upper-grade tobacco leaves is increased, the yield per mu and the output value per mu are obviously increased; and the tobacco special-purpose charcoal-based compound fertilizer is taken as a base fertilizer, onlyone time of application is capable of satisfying all the requirements of tobacco on nutrients in the tobacco growth period, reducing the using amount and the application frequency of traditional fertilizers; using is convenient; and labor is saved.
Owner:GUIZHOU TOBACCO CORP QIANXINAN CORP

Preparation of avermectin medicament sustained-release nano microsphere preparations and uses thereof

The invention relates to a process for preparing avermectin and derivant dimethylamino avermectin, ivermectin, and doramectin slow release nanometer micro-balloon preparation. The technical procedures comprise suspending the suspending solution of 1%-40% unequal avermectin-type medicine, 0%-4% divinylbenzene (cross linking agent), (metyl group) methyl acrylate of 1% BPO (initiating agent) or solvent of methacrylic acid glycidyl ester in an aqueous phase of 40 DEG C with 1% sodium dodecyl benzene sulfonate and 0.5% gelatine or 0.5% PVA (the size ratio of an oil phase and the aqueous phase is 1:3) in a three-mouth bottle with an agitator, a reflux condensing tube and a thermometer, adding numerous ml of 0.5% methylene blue, regulating ultrasonic homogenization power, heating-up to 61 DEG C at 5 DEG C/10mins after the grain size is even, aggregating for two hours, heating-up to 85 DEG C with the same speed, aggregating for 8 hours and preparing 50nm-100nm avermectin-type medicinal nanometer micro-balloon preparation with different medicine-loading amount, and the packaging and loading rate reaches more than 91%. The invention solves the problem of long-acting controlled release of biological medicament, reduces the toxic and side effect simultaneously, improves the biological availability, reduces the cost and is friendly to the environment.
Owner:INST OF PLANT PROTECTION CHINESE ACAD OF AGRI SCI

Light tracing parallel optimization method based on Intel many-core framework

The invention discloses a light tracing parallel optimization method based on an Intel many-core framework. The light tracing parallel optimization method based on the Intel many-core framework comprises the steps of 1, a spatial index BVH space acceleration structure for scene data is established; 2, primary light is generated, wherein a screen is divided into a plurality of screen subspaces according to the pixel and sampling is conducted, so that the primary light is generated; 3, light is traced, wherein the BVH space acceleration structure and scene geometric data are uploaded, communication between the Intel many-core framework and a CPU is conducted through asynchronous transmission, a plurality of sub-threads are started by a main thread, each sub-thread traces the primary light generated by each screen subspace according to the light beam, so that the point of intersection between each light ray and the scene is obtained; 4, the points of intersection are colored, wherein the points of intersection obtained during light tracking are colored, the step 2 is executed if secondary light is generated during coloring, the color of the primary light is obtained finally through coloring, and the light rays overlap on the screen, so that a final image is synthesized.
Owner:SHANDONG UNIV

V2X-based digital certificate application method and system

ActiveCN111865919AReduce network business burdenProtection certificate application behavior informationKey distribution for secure communicationParticular environment based servicesIn vehicleServer
The invention provides a V2X-based digital certificate application method and system, and the method comprises the steps that a vehicle-mounted terminal generates a digital certificate application request, and transmits the digital certificate application request to a certificate access server; the certificate access server forwards the digital certificate application request to a certificate registration server; the certificate registration server verifies the digital certificate application request, sends the digital certificate issuing request to the certificate issuing server after the digital certificate application request passes the verification, and returns a digital certificate application response to the certificate access server; the certificate issuing server issues a digital certificate and returns the digital certificate to the certificate registration server; the certificate registration server receives the digital certificate, compresses the digital certificate to forma download packet, and synchronizes the download packet to the certificate access server; and the vehicle-mounted terminal requests the certificate access server to download the compressed packet of the digital certificate according to the received digital certificate application response forwarded by the certificate access server.
Owner:ZHENGZHOU XINDA JIEAN INFORMATION TECH

Method for mixed planting of cotton, sorghum and green manure crop to improve saline-alkaline soil

ActiveCN107567747AReduce the amount of application and the frequency of applicationProtect environmentCotton cultivationCereal cultivationBiologySalt content
The invention provides a method for mixed planting of cotton, sorghum and green manure crop to improve saline-alkaline soil and belongs to the technical field of crop mixed planting. The method includes following steps: performing deep ploughing and unturned soil sunning from October to November of the first year to obtain saline-alkaline soil after unturned soil sunning; performing watering and salt pressing on the saline-alkaline soil before seeding cotton and sorghum to obtain saline-alkaline soil after salt pressing in the second year; in the middle to late of April of the second year, seeding cotton and sorghum in the saline-alkaline soil after salt pressing to form a cotton seeding belt and a sorghum seedling belt; intercropping cotton and sorghum by uniform amplitude: intercropping7 rows of sorghum with 4 rows of cotton; in the middle to late of August of the second year, harvesting sorghum, and broadcasting green manure crop seeds at sorghum stubbles; on October of the secondyear, defoliating the cotton for accelerating ripening, and harvesting the cotton; from late March to early April of the third year, directly turning and burying the green manure crop, and performingrotary tillage to prepare soil. After adopting the method for mixed planting, salt content of land is remarkably lowered, effect on improving the saline-alkaline soil is obvious, and yield of the cotton and the sorghum can be increased effectively.
Owner:SHANDONG COTTON RES CENT

Lignin organic slow-release liquid fertilizer for wheat and preparation method thereof

The invention relates to a lignin organic slow-release liquid fertilizer for wheat and a preparation method thereof, belonging to the technical field of organic slow-release fertilizers. The lignin organic slow-release liquid fertilizer for wheat is prepared from the following raw materials in parts by weight: 20-35 parts of lignin, 10-20 parts of a high molecular polymer, 2-8 parts of cellulose mud cakes, 3-7 parts of organic abamectin, 10-15 parts of acidic hemicellulose liquid, 10-15 parts of alkaline hemicelluloses liquid, 8-13 parts of a nitrogen fertilizer, 10-15 parts of a phosphorus fertilizer, 12-16 parts of a potassium fertilizer, 5-10 parts of nitric acid, 10-20 parts of plant cytokinin, 16-20 parts of zeolite powder, and 5-10 parts of activated carbon. The raw material components in the lignin organic slow-release liquid fertilizer for wheat coordinate with one another to achieve a synergistic action, the nutrient proportions of the raw materials consider the total nutrient requirement in the whole growth period of the wheat to ensure that the nutrient elements required by the growth and development of the wheat can be comprehensively supplied, so that the lignin organic slow-release liquid fertilizer is complete in nutrition, more in function, high in comprehensive fertility and great in potentiality and is special for the wheat.
Owner:ANHUI GEYI CYCLIC ECONOMY IND PARK
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