19 results about "Potassium sulfate" patented technology

The invention relates to a method for producing an amino acid tobacco-specific foliar fertilizer by using abandoned fur. The method comprises the following steps of: degreasing, drying and crushing various abandoned animal hair in slaughterhouses, hair in barber shops and various abandoned animal leather which are used as main raw materials; carrying out microbial fermentation, mainly Freund crack mould or other keratin decomposing bacteria fermentation; then decomposing and filtering to prepare a crude amino acid solution; and chelating the following components in parts by weight: 30-50 parts of crude amino acid solution, 15-18 parts of potassium sulfate, 15-25 parts of ammonium sulfate, 15-18 parts of potassium dihydrogen phosphate, 3-6 parts of humic acid potassium, 1.3-2 parts of trace elements, 0.3-0.5 part of surfactant, 0.5-1 part of chelating agent and 0.15-0.2 part of plant growth regulating agent. The tobacco-specific foliar fertilizer has the effects of promoting growth of tobacco roots, enhancing the absorption and utilization of tobacco on soil and the fertilizer, promoting lengthening, widening and thickening of tobacco, enhancing the ability of disease resistance, and improving the quality and yield of tobacco leaves.

The invention relates to a controlled release potash fertilizer and a preparation method thereof, and raw materials comprise granular potassium sulfate or potassium chloride, humic acid, and bentonites. The preparation method comprises the following steps: well mixing crushed humic acid and bentonites proportionally, preparing the raw materials according to a weight part ratio (granular potassium sulfate or potassium chloride:humic acid:bentonite=60-70:20-25:10-15), coating the surface of granular potassium sulfate or potassium chloride with the mixture of humic acid and bentonites by using an adhesive on a disc granulator. The controlled release potash fertilizer rich in organic matter comprises 30%-40% of potassium elements, 30%-40% of humic acid, and 5%-8% of bentonites, has a high organic matter content, can effectively realize slow and controlled release of the potash fertilizer, thus can reduce the application amount of the potash fertilizer and reduce plantation cost. When the humic acid slow-release potash fertilizer of the invention is applied to crops, not only the yield is increased, but also the quality is improved.

The invention discloses a romaine lettuce soilless culture nutrient liquid. The romaine lettuce soilless culture nutrient liquid consists of the following components in parts by mass: 250-350 parts of rice washing water, 2-5 parts of urea, 1-5 parts of calcium nitrate, 1-5 parts of potassium nitrate, 1-3 parts of monopotassium phosphate, 1-6 parts of potassium sulfate, 0.5-2 parts of magnesium sulfate, 0.1-0.5 part of chelated iron, 0.2-2 parts of borax, 1-5 parts of sodium molybdate, 2-8 parts of elecampane, 1-5 parts of poria cocos and 1-3 parts of alum. The rice washing water used by the romaine lettuce soilless culture nutrient liquid is rich in nitrogen, phosphor, potassium and various trace elements needed for the growth of romaine lettuce; the elecampane and the poria cocos can be added to promote the romaine lettuce to evenly and comprehensively absorb trace elements, and to promote the growth and the root system development of the romaine lettuce, so that the plant resistance is strengthened, the occurrence of physiological diseases is prevented; the nutrition of the romaine lettuce soilless culture nutrient liquid well exceeds nutrients which can be provided by the soil, and thus, the romaine lettuce soilless culture nutrient liquid is relatively beneficial to the growth of the romaine lettuce; and the grown romaine lettuce is completely filled, crisp and tasty in fruit, bright-colored in lettuce leaf and good in quality.

The invention provides soil ecological system restoring organic fertilizer which is high in content of nutrients available for crops and reasonable in nutrition collocation, is thoroughly decomposed, has a small number of foreign microbes and is high in organic matter content. The soil ecological system restoring organic fertilizer comprises organic raw materials, microbial agents and NPK, wherein the organic raw materials comprise cake fertilizer, green manure, plant protein and biochemical humic acid; the microbial agents comprise nine microbial bacteria such as nitrogen-fixing bacteria, phosphorus-solubilizing bacteria, potassium-releasing bacteria, actinomycetes, saccharomycetes, lactic acid bacteria, photosynthetic bacteria, paenibacillus polymyxa and bacillus subtilis; the NPK accounts for 5-25% of the total fertilizer; the NPK comprises ammonium sulfate, ammonium chloride, ammonium nitrate phosphate, ammonium phosphate, potassium sulfate, potassium chloride, potassium nitrate, magnesium sulfate, zinc sulfate and borax; the organic raw materials are taken as the balance of the fertilizer.

The invention discloses a technology for producing potassium sulphate by a liquid-phase grouting method. The technology comprises the steps of adopting concentrated sulfuric acid or dilute sulphuric acid and industry waste acid and potassium chloride as a raw material; carrying out double decomposition reaction on sulfuric acid and potassium chloride in a liquid phase; producing potassium sulphate through concentrating and grouting processes, cooling the potassium sulphate, and simultaneously neutralizing a free acid by adopting calcium carbonate powder; and finally obtaining agricultural potassium sulphate meeting the GB20406-2006 standard. The potassium chloride is high in conversion rate and short in reaction time, and a potassium sulphate product is high in quality. Furthermore, the disadvantages of serious corrosion and high energy consumption of a Mannheim method are overcome; and the problems that other double decomposition methods are complicated in potassium sulphate production procedure and the product is low in quality are solved.

The invention relates to a special fertilizer and in particular relates to a fertilizer special for pasture. The fertilizer special for pasture is characterized by comprising the following components in parts by weight: 8-12 parts of urea, 12-16 parts of potassium sulfate, 14-18 parts of calcium superphosphate, 10-15 parts of special filler and 3-4 parts of mixed micro element fertilizer. According to the fertilizer special for pasture, provided by the invention, the yield of the pasture is increased by 10-20 percent, the absorption accumulation amount of nutritive indexes such as crude proteins, crude fats, molybdenum, cobalt, selenium and the like in the pasture is improved by over 10 percent, and the produced pasture is safe to utilize, comprehensive in nutrition and high in additional value.

The invention provides a liquid gas silicon dioxide amine electrolyte for a storage battery; the liquid gas silicon dioxide amine electrolyte comprises gas silicon dioxide, ionized water, sulfuric acid (analytically pure), polyacrylamide, phosphoric acid, industrial salt and potassium sulfate, wherein the liquid gas silicon dioxide amine electrolyte is obtained by adding the sulfuric acid to an ultrasonic oscillation ion high rotation speed machine, stirring the sulfuric acid, adding pure water to the sulfuric acid, adding the polyacrylamide, the phosphoric acid and the industrial salt to the ultrasonic oscillation ion high rotation speed machine according to a proportion, taking the gas silicon dioxide and adding the gas silicon dioxide to the ultrasonic oscillation ion high rotation speed machine. The prepared storage battery uses the gas silicon dioxide amine electrolyte; except for the change of the mixing ratio of the electrolyte, the gas silicon dioxide amine electrolyte is turned into a liquid electrolyte and obtains good fluidity as an ion oscillation high rotation speed machine process is particularly adopted; a problem of high viscosity of silicic acid electrolyte is overcome; and compared with the capacity of a common battery, the storage battery has the advantage that very high energy ratio is increased. The liquid gas silicon dioxide amine electrolyte for the storage battery, provided by the invention, obtains extreme cold weather resistance and high temperature resistance and can be normally used at a temperature of (-60)-(+60) DEG C; the discharging capacity is enhanced and is enhanced from the general 5-10 C to more than 40 C.

The invention discloses a sediment improver for black and odorous water, which is composed of the following raw material components in percentages by weight: 20-40% of potassium ferrate, 25-35% of quicklime, 5-10% of polyaluminium chloride, 5-15% of potassium persulfate, and 15-25% of zeolite. Through the sediment improver for the black and odorous water provided by the invention, organic matterscan be completely decomposed, eutrophic substances are adsorbed and fixed, the sediment environment is completely changed, so the reproduction and growth of microorganisms and aquatic animals in waterare promoted, thereby accelerating the restoration of ecosystems.

The invention discloses a preparation method of a foliar fertilizer rich in selenium and amino acid. The preparation method comprises the steps of 1, preparing compound probiotics; 2, weighing the compound probiotics, cooked fish paste, urea, potassium sulfate, molasses and sodium selenite according to a preset proportion, then adding the raw materials together, and uniformly stirring to obtain a mixed material; and 3, at the temperature higher than 10 DEG C, enabling the mixed material to be subjected to facultative fermentation, and taking a fermentation product as the leaf fertilizer. The foliar fertilizer prepared by the method disclosed by the invention is used for crop planting, and can promote selenium absorption of crops, increase the selenium content in crop bodies, promote crop growth and increase crop yield.

The invention relates to the technical field of pest control, in particular to a biological prevention and control method for disease and insect damage to lonicera japonica. The method comprises the following steps: stacking plant organic materials in a stack yard, spraying water to the materials, and uniformly stirring, so as to obtain wet materials, adding a biological inoculant into the wet materials, uniformly stirring, adjusting the humidity, performing accumulating fermentation, stirring once every other day, adding potassium humate, diammonium hydrogen phosphate and potassium sulfate after fermentation is accomplished, adding water, uniformly stirring, adding coal ash, adjusting the materials into homogenate, drying, performing granulation, and applying obtained granules into a lonicera japonica field. The method solves the problems of root rot of lonicera japonica and grub attack, does not cause chemical fertilizer excessive heavy metal residual, improves the production value of lonicera japonica, and has excellent economic and social benefits.

The invention discloses a composite nano photocatalytic material as well as a preparation method and application thereof, and belongs to the technical field of photocatalytic materials. The composite nano photocatalytic material is prepared according to the following steps: adding silicon dioxide into deionized water, uniformly dispersing, adding pyrrole and potassium persulfate, and carrying out in-situ polymerization reaction to obtain silicon dioxide coated polypyrrole; the preparation method comprises the following steps: taking water as a solvent, adding aminated zinc oxide, uniformly stirring, adding silicon dioxide coated polypyrrole, and stirring at 50-60 DEG C to obtain the composite nano photocatalytic material. The composite nano photocatalytic material prepared by the invention has the advantages that the photocatalytic effect is improved, and the COD (Chemical Oxygen Demand) removal rate is increased.

The invention belongs to the technical field of hydroponic planting, and particularly relates to a hydroponic planting nutrient solution suitable for a balcony and a preparation method and an application of the hydroponic planting nutrient solution. The hydroponic planting nutrient solution comprises a solution A and a solution B, wherein the solution A comprises calcium nitrate tetrahydrate, potassium nitrate, EDTA, EDDHA and water; and the solution B comprises potassium nitrate, magnesium nitrate, potassium sulfate, potassium dihydrogen phosphate, ammonium dihydrogen phosphate, manganese sulfate tetrahydrate, zinc sulfate heptahydrate, copper sulfate pentahydrate, boric acid, ammonium molybdate tetrahydrate and water. According to the nutrient solution, the pH value of the nutrient solution can be stabilized between 5.5 and 6.5 in the hydroponic planting process under the condition that the element content and the proportional relation in all the nutrient solutions are maintained, and the nutrient solution is suitable for growth and development of crops. According to the nutrient solution, the pH value does not need to be intervened through acid liquor and alkali liquor, the workload of planting personnel is relieved, and the problem that the acid liquor and the alkali liquor stored at home are not safe is solved.

The invention discloses a biological organic fertilizer and production equipment of the biological organic fertilizer. The biological organic fertilizer comprises the following components in parts byweight: 40-50 parts of crop straws, 15-20 parts of biological enzyme, 40-50 parts of plant stems and leaves, 40-50 parts of plant ash, 15-20 parts of a humic agent, 6-10 parts of ammonium sulfate and6-10 parts of potassium sulfate. The humic agent is prepared from the following material components in parts by weight: 3-4 parts of aspergillus niger, 2.5-3 parts of trichoderma viride, 1.2-2 parts of trichoderma pseudokoningii, 0.8-1 part of cytophaga fermentans, 2.5-3 parts of bacillus amyloliquefaciens, 1.3-2 parts of succinic acid filamentous bacillus and 8-10 parts of chitosan. The biological organic fertilizer has the advantages that the raw materials are accessible, wastes are changed into valuable substances, the problem of environmental pollution is solved, and the fertilizer has theeffects of improving soil, enhancing fertilizer efficiency, regulating crop growth, enhancing crop stress resistance, improving crop quality and the like.

The invention discloses a sunflower hybrid pollination breeding method under southern humid and hot conditions. The method comprises the following steps: selecting a land which is relatively flat in terrain, medium or above in fertility and good in drainage; selecting full seeds, and drying the seeds in the sun for 2-3 days before planting so as to enhance the activity of enzymes in the seeds and improve the germination potential and the germination rate; generally applying 0.5-1.0 ton/mu of organic fertilizer, 10-15 kg/mu of calcium magnesium phosphate fertilizer, 10-15 kg/mu of urea and 20-30 kg/mu of potassium sulfate type compound fertilizer as base fertilizer; and adopting a seedling transplanting or breathing type precision dibbler direct sowing mode, and carrying out spring sowing, film mulching and weed suppression, wherein the planting row spacing is 50 * 55 cm, and the planting spacing is 45 * 50 cm in autumn. According to the scientific sunflower hybrid seed production method, through the technical means of land selection and preparation, seed selection, fertilization, planting and the like, the sunflowers are hybridized, so that the disease and pest resistance of the sunflowers is enhanced; and the cultivated sunflower variety is suitable for being planted in southern humid and hot conditions, and has the advantages of non-high susceptibility to other diseases, high-temperature heat damage resistance, excellent comprehensive agronomic characters and wide adaptability.

The invention provides a stabilized fertilizer for chewing cane planting and a preparation method thereof, and relates to the technical field of agricultural production. The fertilizer comprises fertilizer inner core particles and an outer coating film coating the outer surfaces of the fertilizer inner core particles, wherein the fertilizer inner core particles are mainly prepared from urea, potassium sulfate, monoammonium phosphate, magnesium sulfate, zinc sulfate, borax, ammonium molybdate, dicyandiamide, humic acid powder and attapulgite, and the outer coating film comprises a kaolin layer,a paraffin layer and a talcum powder layer which sequentially coat the fertilizer inner core particles. The stabilized fertilizer for chewing cane planting prepared from the raw materials has the advantages of being high in initial dissolution rate and capable of fully meeting the nutrient requirements of the chewing cane in the seedling stage and the growth stage, meanwhile, the nitrification inhibition rate is high, the nitrogen leaching risk can be effectively reduced, the effect of long-acting release of nitrogen nutrients in the fertilizer inner core particles is achieved, the utilization rate of the nitrogen nutrients is increased, and the nutrient requirements of growth of the chewing cane are better met.

The invention discloses a high-performance polypropylene fiber oiling agent, comprising cetanol potassium sulfate, polyethylene glycol (600) olein, mineral oil, and alkyl alcohol amide. The invention has the advantages of reasonable formula, good effect, and low production cost.