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33results about How to "Increased fat absorption capacity" patented technology

Inorganic-organic microbial compound fertilizer and preparation method thereof

The invention relates to an inorganic-organic microbial compound fertilizer and a preparation method thereof. The inorganic-organic microbial compound fertilizer is characterized by comprising ordinary high-concentration three-element compound fertilizer, humic acid, fly ash, microbial compound bacteria powder and other elements, wherein the microbial compound bacterial powder is obtained by mixing bacterial powders which are prepared by respectively fermenting and culturing photosynthetic bacteria, yeast, lactic acid bacteria, bifidobacterium, bacillus subtilis, bacillus licheniformis, bacilluslaterosporus, bacillus megaterium, bacillus mucilaginosus, azotbacteria chroococum and actinomycetes. In the inorganic-organic microbial compound fertilizer, the microbial content of the yeast is no less than 2.0*108cfu / g, and the microbial contents of the other strains are all no less than 2.0*109cfu / g. The inorganic-organic microbial compound fertilizer can centralize the advantages of an organic fertilizer, an inorganic fertilizer and microorganisms, thereby enhancing the stress resistance and the disease resistance of crops, enhancing the fertilizer absorption ability of the crops, lowering the soil hardening degree and improving the soil ecological environment and the quality of the crops.
Owner:山西晨雨晋中肥业有限公司

Quick-acting multi-microorganism composite water flush fertilizer and preparation method thereof

The invention relates to a quick-acting multi-microorganism composite water flush fertilizer and a preparation method thereof. The quick-acting multi-microorganism composite water flush fertilizer is characterized by being prepared by mixing bacterial powder which is prepared by fermenting and culturing photosynthetic bacteria, pichiafermentanslodder, lactic acid bacteria, bifidobacterium, bacillus subtilis, bacillus licheniformis, brevibacillus laterosporus, bacillus megaterium, bacillus mucilaginosus, azotobocter chroococcum and actinomycetes. The density of the pichiafermentanslodder ACCC20319T in the quick-acting multi-microorganism composite water flush fertilizer is more than or equal to 2.0*10<8>cfu / g, and the densities of other bacteria are more than or equal to 2.0*10<9>cfu / g. The quick-acting multi-microorganism composite water flush fertilizer can improve the quality and yield of crops and shorten growth period of crops.
Owner:山西晨雨晋中肥业有限公司

Transplantation method for accelerating growth and development of faint scent type tobacco plant

The invention discloses a transplantation method for accelerating the growth and the development of a faint scent type tobacco plant, and belongs to the technical field of tobacco plant cultivation. The method comprises the following steps of land preparation, ridging, transplanting, seedling leading and film uncovering. Firstly, deep ploughing and land preparation are carried out, 1600-2400kg / mu of decomposed fertilizer is applied; then, ridging is carried out according to the line spacing of 100-120cm with the ridge height of 20-30cm and the ridge bottom width of 75-95cm; the double-line application of 16-24kg / mu of compound fertilizer, 35-45kg / mu of phosphate fertilizer, 12-20kg / mu of potassium sulphate, 1-2kg / mu of zinc sulfate and 15-25kg / mu of cake fertilizer is carried out during ridging; the tobacco seedling transplantation period is from later January to the medium May, punching is carried out according to the row spacing of 45-55cm with the hole width of 10-15cm and the depth of 15-20cm; before transplantation, 4-6kg / mu of compound fertilizer and 3-5kg / mu of potassium sulphate are subjected to hole application; after transplantation, 2-3kg of Dinggen water is poured, a mulching film is covered, and the distance between the top of the tobacco seedling to the mulching film is 10-15cm; when the top of the tobacco seedling supports the film after transplantation is carried out for 15-25 days, the seedling is led to cover soil and seal a dibble; and when the tobacco seedling enters the bloom growing period after transplantation is carried out for 30-40 days, earthing, weeding and watering are carried out. According to the method, the growth and the development of the tobacco seedling can be accelerated, the biomass accumulation is increased, the tobacco yield and quality can be improved, the faint scent flavor of the tobacco is reinforced, and the tobacco seedling illness catching rate is lowered.
Owner:中国烟草总公司福建省公司 +1

A kind of saline-alkali land improvement agent of compound microbial bacteria and its preparation method and application

The invention relates to a composite microbiological bacteriocin saline-alkali soil improver, and a preparation method and applications thereof. The composite microbiological bacteriocin saline-alkali soil improver comprises a microbial agent, an organic liquid and a matrix. The microbial agent specifically comprises bacillus subtilis and bacillus megaterium, and nutrient substances of protease, lipase, alfa-amylase, amino acid and the like can be genereated by fermentation of the microbial bacteriocins; and the microbial agent can be used to adjust soil acidity-alkalinity, reduce saline-alkali toxicity, adjust rice root system microbial environment, accelerate transition of trace elements comprising nitrogen, phosphorus and potassium, and accelerate root growth, root increase, seedling development and seedling strengthening, and helps to lay a good foundation for increase of rice production.
Owner:TSINGHUA UNIV +2

Wood-vinegar-containing biological compound fertilizer

The invention discloses a wood-vinegar-containing biological compound fertilizer. The biological compound fertilizer is mainly prepared from the following raw materials in parts by weight: 10-15 parts of microbial inoculant, 20-30 parts of urea, 5-10 parts of diammonium phosphate, 10-20 parts of potassium chloride, 4-8 parts of calcium magnesia phosphate fertilizer, 10-15 parts of biochar, 1-3 parts of nano titanium dioxide, 0.5-1.5 parts of zinc sulfate, 0.2-1 part of copper sulfate and 2-5 parts of wood vinegar. The biological compound fertilizer is capable of enhancing the utilization ratio of the fertilizer, saving the raw materials and increasing the crop yield, and is also capable of supplying comprehensive nutrients required by crop growth, regulating plant growth and development, killing and resisting bacteria, expelling pests, effectively lowering the disease and pest morbidity and reducing the pesticide use.
Owner:牛保安

Cultivation method for overcoming continuous cropping obstacle of eggplants

The invention relates to a cultivation method for overcoming continuous cropping obstacle of eggplants, which is characterized by taking tomatoes or wilds tomatoes as parental stocks and taking coins as an eggplant variety; respectively culturing parental stock seedlings and coin seedlings, grafting and seedling by a cleft graft method to form eggplant graftings combining the parental stocks and the coins, fixedly planting the seedlings after the seedlings survive; making high plots or high ridges of 18cm, and fixedly planting the grafted seedlings in accordance with the row spacing of 70cm and the planting distance of 50cm, wherein the position of a grafting cutter point is 5cm higher than that of the ridge surface or the plot surface; carrying out plant adjustment by a double-rod pruning method after fixed planting to promote the germination of lateral branches, repeatedly carrying out topping treatment to generate multiple lateral branches, thus forming multiple fruits; and culturing until the eggplants mature. In the invention, the grafting and the root changing belong to the biological agronomic measures, the operation is simple, the application is convenient, no pollution is generated to environment and agricultural products during the process of production, and the high quality of the agricultural products can be maintained. The seed source of parental stocks is easily to obtain, the production cost is low, the effect on overcoming continuous cropping obstacle is obvious, and the purposes of continuously planting eggplants in the same block and plastic tent and realizing stable production can be achieved.
Owner:SHENYANG AGRI UNIV

Structure optimization method for Venturi fertilizer injector

The invention relates to a structure optimization method for a Venturi fertilizer injector. The structure optimization method comprises the following steps of: 1) performing numerical simulation modeling and simulation on a model Venturi fertilizer injector by applying a computational fluid dynamics technology; 2) determining the range of structural parameters to be optimized of the Venturi fertilizer injector; 3) establishing a fertilizer absorption performance evaluation model of the Venturi fertilizer injector by taking fertilizer absorption efficiency as a comprehensive index; 4) performing orthogonal combination on the parameters to be optimized, performing numerical simulation by utilizing the computational fluid dynamics technology, and determining the optimal structural parameter combination of the Venturi fertilizer injector through a principal element analysis method: the minimal diameter Dt1 of a contraction section, the minimal diameter Dt2 of a diffusion section, the length L1 of the contraction section, the length L2 of the diffusion section, the length L0 of a throat part, the angle alpha of the contraction section and the angle beta of the diffusion section; and 5) processing and molding according to a group of the optimal structural parameters determined according to the step 4), and testing performance. The structure optimization method disclosed by the invention can be used for optimization design of the structural parameters of the Venturi fertilizer injector; and furthermore, the fertilizer absorption performance can be improved, and the fertilizer absorption efficiency can be predicted.
Owner:CHINA AGRI UNIV

Organic mulching film manufactured by fibers of plant shell or branch and stem

The invention discloses an organic mulching film manufactured by fibers of a plant shell or a branch and a stem and belongs to a covering film used in agricultural production. The organic mulching film is characterized by material extracting, smashing, pulping, preparing and performing a process of manufacturing paper with pulp. The process of manufacturing paper with pulp includes evenly interweaving and dehydrating a dilute mixing pulp, drying, press polishing, spraying wax, rolling film, cutting and packaging, wherein a, screening mixed materials, b, net portion, c, press portion, d, press polishing, e, rolling film, f, spraying wax, g, cutting, grading and packaging. According to the organic mulching film, plant fibers are utilized, and the organic mulching film is manufactured by a method which is similar to that of a paper technology. The organic mulching film has an environment protection effect, after being used for 3-5months, the organic mulching film can be degraded to be an organic fertilizer which has no pollution to soil; and the organic mulching film has an air permeability, the soil is prevented from being hardened, aerial roots of plants can penetrate through the organic mulching film, a fertilizer absorption ability of the plants is improved, and the improvement of the production is facilitated, besides, by means of the organic mulching film, cultivations of seeds and seedlings, flower and the like are facilitated, and the cost is low.
Owner:ZHANGZHOU LEYNEM IND

Organic-inorganic composite flower fertilizer for prolonging florescence and preparation method thereof

The invention discloses organic-inorganic composite flower fertilizer for prolonging florescence and a preparation method thereof. The organic-inorganic composite flower fertilizer for prolonging florescence is prepared from seaweed meal, undaria powder, hypnea powder, potassium borate, decomposed goat manure, agricultural organic fertilizer, humic acid potassium salt, zinc sulfate, ammonium bicarbonate, soybean meal, corn bone powder, silkworm excrement, biological zymophyte, bentonite, diatomite, auxin, decomposed chicken manure, urea, fulvic acid, humus, trace elements, plant ash, a soil raising agent, manganese sulfate, magnesium sulfate, borax, a water-retaining agent and clay. The organic-inorganic composite flower fertilizer has advantages of organic fertilizer and inorganic fertilizer, improves flower stress resistance and disease resistance, improves a flower fertilizer absorption capability, reduces a soil hardening degree, improves a soil ecological environment, improves flower quality, has a simple formula, is convenient for use and accelerates a flower growth rate and prolongs florescence after application.
Owner:张艳艳

Composite capable of improving plant freezing resistance and preparation method thereof

The invention belongs to the field of agriculture and particularly relates to a composite capable of improving plant freezing resistance and a preparation method thereof. The composite capable of improving plant freezing resistance is prepared from, by weight, 1-10% of amino acid, 0.1-1.2% of salicylic acid, 0.5-1.2% of diethyl aminoethyl hexanoate, 10-40% of cane sugar and the balance water. According to the composite capable of improving plant freezing resistance and the preparation method thereof, the preparation is simple, the composition is reasonable, after proline, arginine or sodium of polyaspartic acid and the cane sugar are absorbed by plants, the freezing resistance of the plants can be improved rapidly, the salicylic acid can maintain the freezing resistance of the plants for a long time by inducing a series of internal changes inside the plants, diethyl aminoethyl hexanoate and 5-aminolevulinic acid can promote vital movement and water absorption and fertilizer absorption capabilities of the plants under low temperature conditions, capabilities of the plants for being adapted and resisting to adverse environments such as low temperature freeze injury are improved, and harm of winter severe cold waves, late spring coldness and autumn early frost is avoided.
Owner:王永强

Biological organic and inorganic compound fertilizer and preparation method thereof

The invention discloses a biological organic and inorganic compound fertilizer and a preparation method thereof. The biological organic and inorganic compound fertilizer is characterized by being prepared from the following raw materials in parts by weight: 60-80 parts of monoammonium phosphate, 15-20 parts of ferrous sulfate, 250-300 parts of soybean pulp, 200-220 parts of soybean molasses, 25-35 parts of smoke foam, 50-60 parts of plant ash, 5-10 parts of edible mushroom waste, 15-20 parts of lime, 100-120 parts of rice bran, 20-25 parts of garlic, 50-60 parts of starch, 30-45 parts of clay and 10-12 parts of a soil activating agent, wherein the soil activating agent contains a jade component which contains a large number of trace elements beneficial to human bodies, and is beneficial to the human bodies, and can effectively adsorb and solidify toxic heavy metals in soil. The biological organic and inorganic compound fertilizer can improve stress resistance and disease resistance of crops, improve the fertilizer absorption capacity of the crops, reduce the soil hardening degree, improve the ecological environment of the soil and improve the quality of the crops.
Owner:枞阳县新少圩种粮农民专业合作社

Method for planting tomatoes by rock wool

The invention discloses a method for planting tomatoes by rock wool. According to the method, before tomato seedlings are transplanted, the tomato seedlings are placed into a rock wool block to facilitate the tomato seedlings to root, plant seedlings are sprayed by sodium naphthalene acetate solution, rooting of the tomatoes is facilitated, the rock wool block and the seedlings are integrally transplanted into rock wool strips, stress reaction of the seedlings in the transplanting process is reduced, the seedling cannot be infected by viruses and are dripped and irrigated by plant growth regulator solution after being transplanted, growth of root systems of the tomatoes is facilitated, and the water and fertilizer absorption capability of plants is enhanced, so that the yield is improved.According to the method, the tomatoes are cultured by a rock wool plate, the problem of hardening of soil is avoided, water and fertilizers are applied in a drip irrigation manner every day, a water return system is arranged, nutrient solution is recycled and secondarily utilized, the problems of waste of fertilizers and pollution are avoided, tomato plants vertically grow by a wire mesh and a lifting hook, planting density is increased, and yield and income are increased.
Owner:关家祥

Organic nutrient soil for fruits and vegetables, and preparation method for organic nutrient soil

The application of the invention discloses organic nutrient soil for fruits and vegetables. The organic nutrient soil comprises the following raw materials in parts by weight: 30.2-43.7 parts of coconut bran, 30.2-43.7 parts of grass carbon, 15.1-21.5 parts of wormcast and 3.1-4.7 parts of vermiculite; the nutrient soil has physical and chemical indexes that the total porosity is 62.5-74.5%, the water content is 5.8-34.7, the air-water ratio is 1:1.35-2.75, the EC value is 0.34-2.95mS / cm, and the particle diameter is 0.07-2.35mm. The organic nutrient soil disclosed by the invention has the advantages that the air permeability and the drainability of plant materials can be improved, and relative temperature is maintained for promoting sprouting. The growth cycle of seedlings of fruits and vegetables is promoted to advance by more than one week, the yield of cultured fruits and vegetables is increased by more than 10%, the quality can be improved, the dietary value is increased, the development of root systems of vegetable crops is good, and the vitality of the vegetable crops is enhanced; the water absorption capacity and the fertilizer absorption capacity are improved, overground parts grow at a high speed, and the chlorophyll content of leaves is increased.
Owner:张宗伟

Nutritional antifreeze greening agent for garden lawn and preparation method of nutritional antifreeze greening agent

The invention discloses a nutritional antifreeze greening agent for garden lawn and a preparation method of the nutritional antifreeze greening agent. The greening agent is prepared from, by weight, 0.02-0.03 part of monopotassium phosphate, 0.04-0.06 part of EDTA-Fe, 0.04-0.06 part of EDTA-Mg, 1-2 parts of saponin, 0.5-1 part of potassium pyrophosphate, 1-3 parts of rhamnolipid, 0.5-1 part of citric acid, 0.005-0.007 part of ammonium humate, 1.5-2 parts of inorganic fertilizers, 1-2 parts of pimacol, 0.03-0.05 part of sodium nitrophenolate, 0.02-0.03 part of hydrogen peroxide, 0.03-0.04 part of potassium nitrate, 0.05-0.1 part of 6-benzylaminopurine, 0.06-0.08 part of 2,6-butylated hydroxytoluene, 0.02-0.03 part of calcium stearate, 0.008-0.015 part of iron amino acid, 0.005-0.01 part of green vegetable dye and 300 parts of deionized water. The preparation method includes steps of liquid A preparation, liquid B preparation and greening agent preparation. The greening agent provides sufficient nutrients for the lawn to improve growth conditions of the lawn to make the lawn green and is capable of improving greening effects of the lawn in a dormancy stage, action time can be prolonged, and high freeze resistance of the lawn is realized.
Owner:NANJING XIANCAOTANG BIOLOGICAL TECH CO LTD

Special organic fertilizer for corn

The invention discloses a special organic fertilizer for corn, and belongs to the technical field of chemical fertilizers. The special organic fertilizer comprises the following materials in parts by weight: 20 to 25 parts of humic acid, 10 to 15 parts of asparaginic acid, 10 to 15 parts of bean pulp, 10 to 16 parts of potassium chloride, 40 to 50 parts of bentonite, 30 to 40 parts of silkworm excrement, 35 to 45 parts of grain stillage, 10 to 15 parts of gelatin, 10 to 15 parts of urea, 20 to 30 parts of diammonium orthophosphate, 20 to 30 parts of chicken feathers, 4 to 6 parts of carboxymethylcellulose, 1 to 2 parts of zinc sulfate, 1 to 2 parts of ferrous sulphate, 1 to 2 parts of borax, 2 to 5 parts of a wilfordine preparation, 2 to 5 parts of a stemonine preparation, 2 to 5 parts of nanometer iron-ore slag powder, 3 to 4 parts of wintergreen oil, 2 to 4 parts of azospirillum brasilense, 1 to 3 parts of bacillus licheniformis, and 4 to 6 parts of EM bacteria. The special organic fertilizer is reasonable in formula, more comprehensive and balanced in nutrients and good in use effect, can obviously improve the fertilizer efficiency utilization ratio, and greatly improves the corn yield and quality, thereby improving the economic benefit of corn.
Owner:万淑香

Preparation method of glyphosate sodium and glyphosate sodium preparation

The invention provides a preparation method of glyphosate sodium and a glyphosate sodium preparation. The method comprises the following steps: alkaline materials containing sodium ion and solid glyphosate acid are put into a kneading machine to be reacted, the reaction temperature is 5 to 70 DEG C, the rotate speed of the kneading machine is 10 to 50 rpm, and the reaction time is 10 to 300 min. The invention further provides a glyphosate sodium preparation. The glyphosate sodium preparation comprises the following components in percentage by weight: 20 to 95 percent of the glyphosate sodium prepared through the method, 0 to 25 percent of a surface active agent, and 0 to 75 percent of other fills. The preparation method and the glyphosate sodium preparation have the advantages that the method is simple to operate, the reaction condition is mild, drying heat load is reduced, generated nitrosamine is reduced, antioxidants do not need to be added during the reaction process, the involvement of organic solvent is avoided at the same time, a third type of material does not need to be introduced, the pollution is low, and the cost is low.
Owner:HANGZHOU JINFADA CHEM IND

Organic fruit and vegetable nutrition soil and preparation method thereof

The application relates to an organic fruit and vegetable nutrient soil, which is made of the following raw materials in parts by weight: 30.2-43.7 parts of coconut peat, 30.2-43.7 parts of peat, 15.1-21.5 parts of cow dung, and 3.1-4.7 parts of perlite. The physical and chemical indicators of nutrient soil are: total porosity 45.6-68.5%, water content 6.7-27.3%, air-water ratio 1:1.35-2.75, EC value 0.34-2.95mS / cm, particle size 0.08-2.15mm. The invention has the advantages of improving air permeability and drainage of the plant material, maintaining relative temperature and promoting germination. Promote the growth cycle of vegetable seedlings by more than one week, increase the yield of cultivated vegetables by more than 12%, and improve the quality and edible value of vegetable crops. The root system of vegetable crops is well developed and the vitality is enhanced; the water and fertilizer absorption capacity is increased, and the growth rate of the aboveground parts is fast. Increased leaf chlorophyll content.
Owner:重庆有机源商务咨询有限公司

Conditioning Agents for Improving Low Temperature Resistance of Wheat

The invention discloses a conditioning agent for improving the low temperature resisting capacity of wheat.The low temperature resisting conditioning agent for the wheat is prepared from, by weight, 5-10 parts of 6-BA with the mass concentration of 98%, 10-15 parts of naphthylacetic acid salt with the mass concentration of 70%, 20-30 parts of mepigtlat-chloride with the mass concentration of 96%, 10-20 parts of ethephon with the mass concentration of 40% and 20-30 parts of monopotassium phosphate with the mass concentration of 98%, wherein ethyl alcohol and tap water are adopted as solvent.By spraying the conditioning agent to wheat leaves, the constitution of wheat seedlings is enhanced, the low temperature resisting capacity of the wheat is improved, harm of low temperature and cold damage in the later period of the wheat to the wheat is reduced, photosynthesis of the wheat is promoted, transformation of photosynthetic substances are accelerated, the grain number per ear is increased, and the wheat yield is increased.
Owner:JIANGSU XUHUAI DISTRICT HUAIYIN AGRI SCI RES INST

Inorganic-organic microbial compound fertilizer and preparation method thereof

The invention relates to an inorganic-organic microbial compound fertilizer and a preparation method thereof. The inorganic-organic microbial compound fertilizer is characterized by comprising ordinary high-concentration three-element compound fertilizer, humic acid, fly ash, microbial compound bacteria powder and other elements, wherein the microbial compound bacterial powder is obtained by mixing bacterial powders which are prepared by respectively fermenting and culturing photosynthetic bacteria, yeast, lactic acid bacteria, bifidobacterium, bacillus subtilis, bacillus licheniformis, bacilluslaterosporus, bacillus megaterium, bacillus mucilaginosus, azotbacteria chroococum and actinomycetes. In the inorganic-organic microbial compound fertilizer, the microbial content of the yeast is no less than 2.0*108cfu / g, and the microbial contents of the other strains are all no less than 2.0*109cfu / g. The inorganic-organic microbial compound fertilizer can centralize the advantages of an organic fertilizer, an inorganic fertilizer and microorganisms, thereby enhancing the stress resistance and the disease resistance of crops, enhancing the fertilizer absorption ability of the crops, lowering the soil hardening degree and improving the soil ecological environment and the quality of the crops.
Owner:山西晨雨晋中肥业有限公司

Cultivating method of honeysuckle

The invention relates to the technical field of planting of honeysuckle, and discloses a cultivating method of honeysuckle. The cultivating method comprises the following steps of land selecting and arranging, planting, fertilizer applying, and daily management; in the planting step, A, ridging on the ground, paving a pipeline under the ridge, digging mounting grooves on the ridge, arranging a flexible water pipe in each mounting groove, tightly arranging the water pipe at the side wall of each mounting groove in a spiral way, enabling the water pipe to extend from bottom to top, communicating the lower end of the water pipe and the pipeline, covering the water pipe by soil, exposing the upper end of the water pipe out of the ground, and deeply digging a planting pit in the middle part of each mounting groove; B, connecting a tee pipe to the upper end of the water pipe, wherein the tee pipe comprises a water inlet and two water outlets, the water inlet is connected with the water pipe, and the two water outlets respectively face up and down; C, using a seedling breeding cuttage method, bundling the upper end of the water pipe on a cutting by a cotton line, burying the lower end of the cotton line in soil, inserting the cutting into the planting pit, earthing, and vibrating the soil. The cultivating method has the advantage that the honeysuckle can be thoroughly watered.
Owner:道真自治县云星种植有限责任公司

Quick-acting multi-microorganism composite water flush fertilizer and preparation method thereof

The invention relates to a quick-acting multi-microorganism composite water flush fertilizer and a preparation method thereof. The quick-acting multi-microorganism composite water flush fertilizer is characterized by being prepared by mixing bacterial powder which is prepared by fermenting and culturing photosynthetic bacteria, pichiafermentanslodder, lactic acid bacteria, bifidobacterium, bacillus subtilis, bacillus licheniformis, brevibacillus laterosporus, bacillus megaterium, bacillus mucilaginosus, azotobocter chroococcum and actinomycetes. The density of the pichiafermentanslodder ACCC20319T in the quick-acting multi-microorganism composite water flush fertilizer is more than or equal to 2.0*10<8>cfu / g, and the densities of other bacteria are more than or equal to 2.0*10<9>cfu / g. The quick-acting multi-microorganism composite water flush fertilizer can improve the quality and yield of crops and shorten growth period of crops.
Owner:山西晨雨晋中肥业有限公司

Structure optimization method for Venturi fertilizer injector

The invention relates to a structure optimization method for a Venturi fertilizer injector. The structure optimization method comprises the following steps of: 1) performing numerical simulation modeling and simulation on a model Venturi fertilizer injector by applying a computational fluid dynamics technology; 2) determining the range of structural parameters to be optimized of the Venturi fertilizer injector; 3) establishing a fertilizer absorption performance evaluation model of the Venturi fertilizer injector by taking fertilizer absorption efficiency as a comprehensive index; 4) performing orthogonal combination on the parameters to be optimized, performing numerical simulation by utilizing the computational fluid dynamics technology, and determining the optimal structural parameter combination of the Venturi fertilizer injector through a principal element analysis method: the minimal diameter Dt1 of a contraction section, the minimal diameter Dt2 of a diffusion section, the length L1 of the contraction section, the length L2 of the diffusion section, the length L0 of a throat part, the angle alpha of the contraction section and the angle beta of the diffusion section; and 5) processing and molding according to a group of the optimal structural parameters determined according to the step 4), and testing performance. The structure optimization method disclosed by the invention can be used for optimization design of the structural parameters of the Venturi fertilizer injector; and furthermore, the fertilizer absorption performance can be improved, and the fertilizer absorption efficiency can be predicted.
Owner:CHINA AGRI UNIV

Production method of disease-resistant deinsectization yield-increasing organic fertilizer and application thereof

The invention discloses a production method of a disease-resistant deinsectization yield-increasing organic fertilizer. The organic fertilizer is prepared by pretreatment and mixing of raw materials,preparation of a composite fermentation inoculant, main fermentation, pile turning, after-ripening fermentation, preparation and addition of a functional inoculant and addition of quick lime; the organic matter content of the organic fertilizer is required to reach 50-70%, the total nutrient of N, P and K is greater than or equal to 5%, the fecal coliform number is negative, and the roundworm eggdeath rate is 100%. By using the organic fertilizer as a base fertilizer and applying the base fertilizer in holes, the yield increase and high harvest of potatoes, chilies, leaf lettuces, tomatoes, summer yellow and white, apples, grapes and strawberries are promoted. According to the invention, growth and propagation of harmful bacteria can be effectively inhibited, the soil environment is purified, crop root systems are protected, and soil-borne diseases are reduced; meanwhile, the organic fertilizer integrates phosphorus, potassium and trace element activation, so that nutrients are absorbed and utilized, the fertility is improved, the fertilizer efficiency is prolonged, and crops can achieve high yield and high efficiency by the production method and application of the disease-resistant deinsectization yield-increasing organic fertilizer.
Owner:云南土宝宝生物科技有限公司

Application of carbon nano-sol in cultivating strawberry, a strawberry seedling cultivating medium, matrix and strawberry seedling cultivating method

The invention provides the application of carbon nano-sol in cultivating strawberries, a strawberry seedling cultivation medium, a substrate and a strawberry cultivation method, belonging to the technical field of strawberry cultivation. The strawberry cultivation medium includes a volume fraction of 3%- 5% nano-carbon sol solution; the strawberry seedling cultivation substrate includes the following components in parts by weight: 45-50 parts of rice husk, 35-40 parts of vinegar grains, 5-15 parts of peat, and 1-3 parts of fermented sesame oil residue , 0.2-0.3 parts of organic fertilizer, 3-5 parts of nano-carbon sol solution. The method comprises: 1) collecting seedlings from healthy strawberry mother plants and planting them in the strawberry seedling cultivation medium to cultivate strawberry seedlings; 2) transplanting the strawberry seedlings into the strawberry seedling cultivation medium to carry out When 6-7 leaves are cultivated, they are transplanted to a breeding nursery for cultivation and division. The strawberry seedling cultivating medium and the strawberry seedling cultivating substrate can activate various enzyme activities of strawberry growth, and enhance the growth speed and quality of strawberry.
Owner:大连谷百洋生物科技有限公司

Insect attack resistant foliar fertilizer for spraying azalea

The invention provides an insect attack resistant foliar fertilizer for spraying azalea. The fertilizer is prepared from the following raw materials: an organic fertilizer, citric acid monohydrate, compound sodium nitrophenolate, potassium dihydrogen phosphate, potassium sulfate hydroxyproline, glycine, magnesium sulfate, sodium selenite, cytex, peptone, serine, methylenesuccinic acid, humic acidand a Chinese herbal extract. By spraying the foliar fertilizer, fertility and fertilizer absorption ability of azalea can be enhanced, and nutrition supply can be guaranteed. Meanwhile, through the Chinese herbal extract, immunity is enhanced, and insect attack probability is reduced.
Owner:无为县龙口花卉苗木有限公司

A compound fertilizer suction device

The invention relates to the technical field of agricultural irrigation device, and discloses a compound fertilizer sucking device which comprises a water inlet section, a fertilizer sucking cavity and a fertilizer outlet section. The water inlet section is connected with the fertilizer outlet section through the fertilizer sucking cavity. The water inlet section comprises a water inlet pipe, a contraction pipe and a nozzle which are sequentially communicated. The nozzle is located in the fertilizer sucking cavity. The fertilizer outlet section comprises a mixing chamber, a dispersing pipe and a fertilizer outlet pipe which are sequentially communicated. The end, away from the dispersing pipe, of the mixing chamber is communicated with the fertilizer sucking cavity. The nozzle is opposite to the mixing chamber. A plurality of fertilizer sucking holes are formed in the fertilizer sucking cavity and used for sucking various types of single-element pure fertilizer into the fertilizer sucking cavity at the same time. Various types of single-element pure fertilizer can be mixed with water at the same time, and the device is high in systematic integrity, small in occupied space, and high in fertilizer sucking performance and reliability and meanwhile effectively improves the water and fertilizer mixing efficiency.
Owner:CHINA AGRI UNIV
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