102 results about "Ferric-edta" patented technology

A polishing composition for a memory hard disk, which comprises the following components (a) to (d):(a) from 0.1 to 50 wt %, based on the total amount of the polishing composition, of at least one abrasive selected from the group consisting of silicon dioxide, aluminum oxide, cerium oxide, zirconium oxide, titanium oxide, silicon nitride and manganese dioxide,(b) from 0.001 to 10 wt %, based on the total amount of the polishing composition, of at least one iron salt selected from the group consisting of iron nitrate, iron sulfate, ammonium iron sulfate, iron perchlorate, iron chloride, iron citrate, ammonium iron titrate, iron oxalate, ammonium iron oxalate and an iron chelate complex salt of ethylenediaminetetraacetic acid,(c) from 0.01 to 30 wt %, based on the total amount of the polishing composition, of at least one peroxydisulfate salt selected from the group consisting of ammonium peroxydisulfate, potassium peroxydisulfate and sodium peroxydisulfate, and(d) water.

Beverages and powdered beverage mixes fortified with ferric EDTA as an iron source are provided. The beverages and beverage mixes fortified with ferric EDTA according to this invention have superior iron bioavailability and excellent storage stability. The present invention also is directed to a method of using such ferric EDTA-fortified beverages to prevent or treat iron-deficiency anemia in individuals by administering the iron fortified beverage of the invention in an effective amount to an individual in need thereof.

The invention discloses a fertilizer synergist for improving soil fertilizer supplying capacity. The fertilizer synergist is prepared from the following raw materials by weight part: 20-24 of fish meal, 1-3 of EDTA ferric sodium salt, 1-2 of copper sulfate, 28-30 of wheat bran, 4-6 of megasse, 16-19 of garden soil, 6-8 of montmorillonite, 24-28 of kelp residue, 8-11 of earthworm, 86-94 of fresh pig manure, 7-8 of papermaking black liquid, 8-11 of Embelia laeta fresh leaf, 3-4 of an EM compound inoculums, and a proper amount of water. Through the use and processing of fermented dry powder and calcined powder, the fertilizer synergist provided by the invention can increase the share of soil microaggregate with a particle size of less than 5 micrometers after application, so that the soil can be more suitable for crop growth and development. By combination with a ordinary fertilizer, the fertilizer can significantly increase the content of nitrogen, phosphorus, potassium and other effective nutrients in soil, improve the activity of phosphatase, urease and a lot of enzymes in soil, and enhance soil fertilizer supplying properties.

The invention discloses a soilless culture nutrient solution. The soilless culture nutrient solution is prepared from the following raw materials: potassium nitrate, calcium nitrate, potassium sulfate, ammonium dihydrogen sulfate, manganese sulfate, zinc sulfate, calcium superphosphate, urea, borax, iron ethylenediamine tetraacetic acid, ammonium molybdate, water and citric acid. The soilless culture nutrient solution has the beneficial effects that the soilless culture nutrient solution is reasonable in ingredient collocation, simple in blending, wide in range of application and sufficient in nutrition and can be used for increasing the yield of crops very well.

The invention discloses a soil contamination repairing agent. The soil contamination repairing agent is prepared from, by weight, 25-35 parts of bentonite, 17-20 parts of poly diallyldimethylammonium chloride, 15-20 parts of mica, 10-15 parts of nano waterborne adhesive, 6-12 parts of chitosan fibers, 0.004-1 part of polyethylene glycol acrylate, 24-36 parts of anionic polyacrylamide, 12-22 parts of monopotassium phosphate, 5-11 parts of nano-hydroxyapatite, 25-45 parts of culture pond sludge, 11-19 parts of bamboo pulp, 6-14 parts of ferric sodium edelate, 11-19 parts of sugar alcohol magnesium, 0.8-1.8 parts of enzyme microorganisms, 45-65 parts of Maya blue powder and 1-3 parts of mixed microbes. The repairing agent has the functions of soil contamination treatment, soil improvement, degradation of pesticide and fertilizer residues, increase of soil nutrients and the like.

The invention discloses a soil conditioner capable of preventing water and soil loss. The soil conditioner is prepared from the following raw materials in parts by weight: 17-20 parts of ferric citrate, 4.5-6 parts of potassium chloride, 10-15 parts of nano waterborne adhesive, 0.002-1 part of polyethylene glycol acrylate, 30-50 parts of anionic polyacrylamide, 10-18 parts of monopotassium phosphate, 10-20 parts of shell powder, 10-20 parts of crab shell powder, 10-20 parts of oyster shell powder, 20-40 parts of culture pond silt, 15-20 parts of bamboo powder, 5-10 parts of ferric sodium ethylene diamine tetraacetate, 10-20 parts of sugar alcohol magnesium, 0.8-1.8 parts of 1-10 billion silicate bacteria per gram and 45-65 parts of old brine. By adopting the soil conditioner disclosed by the invention, the effect of preventing water and soil loss is good, the loss rate of the dissolved fertilizer elements is remarkably reduced, the organic content of the soil can be increased, and the anions and cations can be adsorbed.

A method for manufacturing a pelletized fertilizer includes the following steps. A water-soluble manure and a colloidal solution are mixed, to form an aqueous solution of a fertilizer, wherein the water-soluble manure is selected from the group consisting of monopotassium phosphate, epsomite, manganous sulfite, boric acid, borax, copper sulfate pentahydrate, white vitriol, ammonium molybdate, urea, ferric ethylenediaminetetraacetic acid and potassium nitrate, the colloidal solution is selected from the group consisting of agar, xanthan gum, shellac, guar gum, natto gum, pectin, synthetic hydrogel and PLGA, and the weight percentage of the colloidal solution in the aqueous solution of the fertilizer is between 1.5 and 15%. The aqueous solution of the fertilizer is added into a water within a temperature range between 0 and 4° C., whereby the aqueous solution of the fertilizer is solidified to the pelletized fertilizer.

The invention discloses special anti-fruit-cracking fertilizer for jujube trees. The special anti-fruit-cracking fertilizer is prepared from the following raw materials in parts by weight: 42 to 46 parts of sesame meal, 25 to 26 parts of wheat bran, 3 to 4 parts of ferric sodium ethylene diamine tetraacetate, 0.6 to 0.8 part of manganese sulfate, 6 to 7 parts of ammonium sulfate, 1 to 2 parts of calcium gluconate, 1 to 2 parts of bone glue, 3 to 4 parts of attapulgite powder, 24 to 26 parts of corn protein powder, 0.5 to 0.6 part of acrylamide, 0.1 to 0.2 part of maleic anhydride, 0.4 to 0.5 part of ammonium persulfate, 16 to 17 parts of chitosan, 0.6 to 0.7 part of nano zero-valent iron, 0.1 to 0.2 part of epichlorohydrin, a proper amount of 0.5 percent acetic acid solution, a proper amount of 0.5mol / L sodium hydroxide solution and a proper amount of water. According to the special anti-fruit-cracking fertilizer for the jujube trees, disclosed by the invention, fertilizer nutrients are supplied in a balanced manner; the ferric sodium ethylene diamine tetraacetate, the manganese sulfate and the like are utilized so that the requirements of jujube pericarps on microelements can be met; meanwhile, organic calcium salt including the calcium gluconate and the like are added so that the cell toughness of jujube fruits and pericarps can be enhanced; furthermore, the integrity of the pericarps is ensured and the aim of preventing fruit cracking is realized.

The invention discloses an organic special fertilizer capable of enhancing sweetness of citrus fruits and enabling citruses to have high yield, for planting citruses. The organic special fertilizer is prepared from the following raw materials in parts by weight: 30-50 parts of vinegar dregs, 30-50 parts of Maya blue powder, 65-105 parts of livestock manure, 20-40 parts of nostoc sphaeroides yeast powder, 15-20 parts of bamboo pulp dregs, 5-10 parts of EDTA ferric sodium salt, 10-20 parts of sugar alcohol magnesium, 10-15 parts of crop straw powder, 6-10 parts of dried stevia rebaudiana leaves, 3-6 parts of abandoned lime peel, 3-6 parts of durian shells, 10-20 parts of extracted leaf residues of stevia rebaudiana, 10-30 parts of red jujube leaves, 0.1-0.5 part of nanometer activated carbon, 0.4-0.5 part of photosynthetic induction factors, 2-6 parts of bacillus subtilis microbial inoculum, 1-5 parts of corynebacterium glutamicum, 3-5 parts of trichoderma virens, 3-5 parts of phosphate solubilizing bacteria, 1-3 parts of potassium-releasing bacteria and the like. The organic special fertilizer disclosed by the invention has various functions of increasing yield, enhancing sweetness, improving soil, restraining soil-borne diseases and the like.

The invention discloses a baijiang soil amendment and a preparation method thereof. The baijiang soil amendment is prepared from the following raw materials in parts by weight: 130-150 parts of lime, 40-60 parts of pogostemon auricularius, 2-7 parts of polymalate ester, 4-8 parts of polyacrylamide, 15-20 parts of bamboo powder, 5-10 parts of EDTA ferric sodium salt, 10-20 parts of sugar alcohol magnesium, 6-9 parts of sugar alcohol slag, 14-16 parts of crop straw powder, 20-40 parts of tea dregs, 10-30 parts of blue-green algae, 30-40 parts of fly ash, and 13-26 parts of mixed bacteria, and the mixed bacteria is obtained by mixing lactobacillus, bacillus licheniformis, corynebacterium glutamicum, white rot fungus, sulfonic acid bacteria, brown-rot fungi and rice endophytic bacteria with the mass ratio of 2:1:3:1:1:2:3. The obtained soil amendment is capable of rapidly improving soil pH value and improving soil organics content, and brings substantial soil improving effect.

The invention discloses a soil conditioner capable of improving the soil fertility. The soil conditioner is characterized by being prepared from the following raw materials in parts by weight: 6 to 8 parts of ferric sodium edelate, 10 to 15 parts of disodium hydrogen phosphate, 20 to 30 parts of limestone powder, 12 to 25 parts of bamboo powder, 5 to 15 parts of sodium octaborate tetrahydrate, 10 to 20 parts of sugar alcohols magnesium, 10 to 13 parts of crop straw powder, 11 to 14 parts of excrements of livestocks, 5 to 10 parts of potassium chloride, 4 to 8 parts of calcium powder, 1 to 2 parts of alkaloid, 5 to 10 parts of calcium superphosphate and 5 to 7 parts of polymalic acid ester. When the soil conditioner disclosed by the invention is used for planting plants, the usage of a bactericide can be reduced; the pH value of soil can be improved quickly; the organic content in the soil can be increased, and meanwhile, the bamboo powder change into humic acid under the action of ferric sodium edelate and sugar alcohols magnesium, and the granular structure of the soil can be continuously improved; the growth of garden plants can be promoted, and absorption of toxic metal to garden plants in the soil is improved.

The invention discloses a desulfurizing and decarbonizing absorbent which comprises complex iron, an organic solvent and organic alkali, wherein the mass content of the iron is 0.3-10 g / L, and the mass content of the organic alkali is 0-100 g / L; the complex ion comprises 1-butyl-3-methylimidazole EDTA-Fe, EDTA-Fe and EDTA ferric sodium salt, the organic solvent comprises dimethyl sulfoxide, polyethylene glycol dimethyl ether, or a mixture of dimethyl sulfoxide and polyethylene glycol dimethyl ether; the organic alkali can be dissolved into the organic solvent and specifically comprises 1-butyl-3-methylimidazole. According to the absorbent, the degradation of a complexing agent is avoided by adopting nonaqueous solution of the complex ion, and the cost of liquid phase catalytic oxidation islowered. Additionally, absorption liquid can be used for physically absorbing carbon dioxide while oxidation absorption of hydrogen sulfide, so that the cost of equipment for absorption is lowered.

The invention discloses an alkylimidazole ethylenediaminetetraacetic acid iron (III) water-soluble ionic liquid and a synthetic method thereof. The technical scheme is characterized in that: an alkylimidazole chlorine salt or bromine salt, KOH, ferric chloride hexahydrate and ethylenediaminetetraacetic acid are taken as raw materials for synthesis of alkylimidazole ethylenediaminetetraacetic acid iron (III). Compared with conventional halogen-containing iron-based magnetic ionic liquid, alkylimidazole ethylenediaminetetraacetic acid iron (III) has the characteristics of adjustable acid-base property, high water solubility and the like. The water solution of alkylimidazole ethylenediaminetetraacetic acid iron (III) not only has relatively high oxidation-reduction reversibility, but also has lower surface tension and higher iron (III) concentration compared with a water solution of Fe-EDTA.

The invention discloses a water retaining agent for soil. The water retaining agent is prepared from, by weight, 17-20 parts of spirulina residues, 2.5-4.5 parts of chitosan oligosaccharide, 10-15 parts of a nanometer waterborne bonding agent, 30-50 parts of anionic polyacrylamide, 5-10 parts of acrylonitrile, 10-18 parts of monoammonium phosphate, 10-20 parts of Maya blue powder, 10-20 parts of citrus peel fermentation powder, 10-20 parts of oyster shell powder, 20-40 parts of rotten municipal sludge, 15-20 parts of duckweed freeze-dried powder, 5-10 parts of ferric sodium edelate, 10-20 parts of sugar alcohols magnesium, 3-6 parts of a mixed microbial agent and 3-5 parts of ferroferric oxide. According to the water retaining agent for the soil, the water-retaining property is good, so that the loss rate of dissolved fertilizer elements is significantly decreased; in addition, the organic matter content of the soil can be increased, and both negative ions and positive ions can be adsorbed.

The invention discloses a special fertilizer for grapes. The special fertilizer for grapes is prepared from, by weight, 5.6-8.2 parts of Nostoc sphaeroids kutz, 6-11 parts of potassium sulfate, 1-3 parts of rice endophytic bacteria, 3-5 parts of zinc lignin carbonate, 4.2-7 parts of dry leaves of Stevia rebaudiana, 2.5-6 parts of spirulina residues, 15-21 parts of bamboo powder, 7-12 parts of diammonium phosphate, 1.5-3.2 parts of chicken manure, 1.2-3.4 parts of polyacrylamide, 1.3-2.4 parts of trace elements, 0.6-1.2 parts of Paenibacillus terrae NK3-4, 2.5-4.8 parts of amino acid chelated calcium, 2.1-3.8 parts of castor cakes, 6-11 parts of ferric sodium ethylene diamine tetraacetate and 11-21 parts of sugar alcohol chelated magnesium. The special fertilizer for grapes has nitrogen fixing, phosphate dissolving and potassium releasing integration effects, and integrates yield increase, high efficiency, long action, quality improvement and soil improvement.

The invention discloses a plant growth regulator, prepared from the following raw materials in parts by weight: 11-15 parts of vinegar residue, 13-21 parts of distillers' grains, 10-20 parts of a pine needle nutrient solution, 3-6 parts of bamboo vinegar, 1-3 parts of wood vinegar, 16-34 parts of sodium selenite, 35-45 parts of selenium-enriched yeast, 0.001-0.003 part of S-inducer, 30-40 parts of bunchberry freeze-dried powder, 0.003-0.005 part of hormone naphthylacetic acid, 0.001-0.003 part of gibberellin, 0.001-0.003 part of brassinolide, 6-11 parts of ethylene diamine tetraacetic acid (EDTA) ferric sodium salt, 11-21 parts of magnesium sugar alcohol and 13-23 parts of duckweed ferment powder. The plant growth regulator is capable of remarkably promoting plant growth and improving fruit yield and quality, and can improve soil biochemical activity, improve soil, increase effective absorption rate of fertilizers and reduce soil hardening.

The invention discloses a mesembryanthemum crystallinum nutrient solution. The mesembryanthemum crystallinum nutrient solution is characterized in that a plant nutrient solution consists of the following components: 480 to 520 mg / L of potassium nitrate, 900 to 1000 mg / L of calcium nitrate, 65 to 90 mg / L of ammonium nitrate, 120 to 150 mg / L of potassium dihydrogen phosphate, 480 to 500 mg / L of magnesium sulfate, 20 to 40 mg / L of ethylenediaminetetraacetic acid ferric sodium salt, 2.2 to 3.2 mg / L of boric acid, 2.05 to 2.20 mg / L of manganese sulfate, 0.18 to 0.25 mg / L of zinc sulfate, 0.06 to 0.10 mg / L of copper sulfate, 0.015 to 0.025 mg / L of ammonium molybdate, 2900 to 2950 mg / L of sodium chloride and the balance of deionized water.

The invention discloses a method for alkaline non-aqueous wet-process catalytic oxidation of hydrogen sulfide. The method is as follows: mixing ethylenediamine tetreaceticacid ferric and disubstitutedalkyl imidazole hydroxide to form a basic ionic liquid, evaporating moisture in the basic ionic liquid to dry, dissolving in an organic solvent having a boiling point higher than 150 DEG C to preparean iron-based ionic liquid desulfurization liquid; and using the iron-based ionic liquid desulfurization solution for catalytic oxidation of the hydrogen sulfide gas. The method has the advantages ofhigh sulfur yield, fast catalytic oxidation reaction speed, low corrosion to equipment, and removal of carbon dioxide, moisture and other impurities in the gas while catalytic oxidation of the hydrogen sulfide.

The invention discloses vacuum frozen-dried milk peas and a preparation method thereof. The vacuum frozen-dried milk peas are good in mouth feeling, high in nutrient content, prone to be chosen and purchased by children and their parents and good in market prospect. The vacuum frozen-dried milk peas are prepared from, by weight, 40-50 parts of yogurt, 5-10 parts of fruit-vegetable powder or fruit-vegetable juice, 7-10 parts of milk powder, 5-8 parts of white granulated sugar, 8-10 parts of dextrin, 5-7 parts of starch, 0.001-0.003 part of ferric sodium ethylene diamine tetraacetate and 0.001-0.01 part of zinc gluconate.

The invention relates to the technical field of hydroponic lettuce nutrient solutions, in particular to a special nutrient solution for hydroponic lettuce and a preparation method of the special nutrient solution. The nutrient solution comprises a solution A and a solution B. The solution A comprises 538-543 mg / L of calcium ammonium nitrate and 480-485 mg / L of potassium nitrate. The liquid B comprises 323 to 328 mg / L of potassium nitrate, 490 to 495 mg / L of magnesium sulfate heptahydrate, 178 to 183 mg / L of monopotassium phosphate, 18 to 23 mg / L of ethylenediamine tetraacetic acid ferric sodium salt, 2.0 to 2.2 mg / L of manganese sulfate monohydrate, 0.2 to 0.3 mg / L of zinc sulfate heptahydrate, 0.07 to 0.09 mg / L of copper sulfate pentahydrate, 0.01 to 0.03 mg / L of sodium molybdate and 2.8to 2.9 mg / L of boric acid. The preparation method of the nutrient solution is simple and easy to operate. The nutrient solution provided by the invention can improve the quality of lettuce, promote the VC content, reduce the nitrite content, reduce the application amount of macroelement fertilizer and promote the development trend of agricultural water saving and fertilizer saving.

The invention discloses a zinc-rich yeast gel candy for supplementing nutrition and a preparation method thereof. The gel candy consists of a sugar core and couverture which wraps the sugar core; thesugar core is prepared from the following components in parts by weight: 4 to 8 parts of zinc-rich yeast, 2 to 4 parts of sorbitol, 2 to 4 parts of glucose, 0.05 to 0.1 part of ferric sodium edelate,0.5 to 1 part of phospholipid, 2 to 4 parts of flaxseed oil, 1 to 3 parts of coconut oil, 0 to 1 part of healthcare pectin and 0.5 to 1 part of an emulsifying agent; the couverture is prepared from the following components in parts by weight: 3 to 6 parts of edible glue, 2 to 4 parts of glycerine, 1 to 3 parts of sorbitol and 1 to 3 parts of glucose. The zinc-rich yeast gel candy for supplementingnutrition prepared with the preparation method is good in taste, stable in quality, convenient to eat, and safe and effective, can effectively supplement zinc, and meanwhile, can effectively play a healthcare role of traditional Chinese medicine.

The invention discloses a formula of donkey-hide gelatin paste with effects of strengthening primordial qi and a preparation process of the donkey-hide gelatin paste and relates to the technical field of food and health food preparation. The formula comprises 30% of donkey-hide gelatin, 20% of walnut kernels, 20% of black sesames, 10% of yellow rice wine, 9.7% of rock sugar, 4% of maltodextrin, 5% of dried pipefish, 0.3% of sodium ferric EDTA, 0.5% of Lepidium meyenii Walp and 0.5% of soy isoflavone. The preparation process comprises cleaning selected walnut kernels, black sesames and dried pipefish, baking the cleaned materials for next use, putting donkey-hide gelatin, rock sugar, maltodextrin and yellow rice wine into an electric heating jacketed kettle, carrying out constant temperature boiling, adding sodium ferric EDTA, Lepidium meyenii Walp and soy isoflavone into the electric heating jacketed kettle, carrying out high temperature boiling, pouring the dried walnut kernels, black sesames and dried pipefish into the molten donkey-hide gelatin liquid, carrying out uniform isothermal stirring, putting the mixture into a mold, carrying out cooling, cutting the molded material to obtain small pieces and carrying out packaging. The donkey-hide gelatin paste with effects of strengthening primordial qi can be used by a plurality of people, has general performances and a reasonable price and is suitable for promotion.

The invention provides a production process of an antibacterial flame-retardant polyester filament, and relates to the technical field of polyester processing. The polyester filament comprises, by mass, 80-90 parts of polyethylene terephthalate, 10-12 parts of amino resin, 6-8 parts of calcium carbonate, 5-8 parts of titanium dioxide, 8-10 of graphene, 2-5 parts of trimethylolpropane, 20-25 partsof antibacterial agents, 5-6 parts of nano silver ions, 2-3 parts of coupling agents, 2-4 parts of dispersants, 2-4 parts of antimony trioxide, 4-5 parts of magnesium oxide, 2-3 parts of ethylenediaminetetraacetic acid ferric sodium salt and 1-2 parts of polyvinylpyrrolidone. The production process includes the steps of preheating and mixing, modification, auxiliary material mixing, spinning, antibacterial agent treatment, ultraviolet drying and the like. The preparation process has the advantages that the defects of the prior art are overcome; a plurality of antibacterial and flame-retardantcomponents are added for joint spinning, so that the service life of products is effectively prolonged, the resistance to bacteria and microorganisms is effectively enhanced, and the effect of safe flame resistance is achieved; the antibacterial agents are used for treatment, so that the antibacterial properties and stability of the products are effectively enhanced.

The invention discloses a nutrient solution for soilless cultivation of a garden plant and a preparation method thereof, belonging to the technical field of soilless cultivation. The nutrient solutionis prepared from the following raw materials in parts by weight: 6 to 8 parts of calcium nitrate, 2 to 6 parts of potassium nitrate, 2 to 4 parts of potassium sulfate, 1 to 4 parts of potassium dihydrogen phosphate, 4 to 7 parts of magnesium sulfate, 0.4 to 0.6 part of EDTA ferric sodium salt, 0.02 to 0.05 part of manganese sulfate, 0.01 to 0.04 part of sodium tetraborate, 0.005 to 0.015 part ofzinc sulfate, 0.001 to 0.004 part of copper sulfate, 0.04 to 0.05 part of boric acid, 0.0003 to 0.0005 part of ammonium molybdate, 1 to 4 parts of a pH regulator, 2000 parts of water, 0.5 to 0.9 partof a bactericide and 1 to 3 parts of a hydrogel slow-release body, wherein the bactericide is loaded into the hydrogel slow-release body which is a gamma-polyglutamic acid / chitosan hydrogel. The nutrient solution provided by the invention can guarantee nutrient absorption of a plant, so the healthy growth of the garden plant is promoted; and a hydrogel capable of slowly releasing the bactericide can slowly and continuously release the bactericide into a nutrient solution system, so the root part of the plant is continuously guaranteed from being invaded by bacteria.

The invention discloses root system maintaining fertilizer for fruit trees. The fertilizer is prepared from the following raw materials in parts by weight: 40 to 45 parts of brewer's grain, 4 to 5 parts of oyster shell pieces, 13 to 14 parts of tea seed cakes, 1 to 2 parts of EDTA (Ethylene Diamine Tetraacetic Acid) ferric sodium salt, 4 to 6 parts of sodium bicarbonate, 1.4 to 1.6 parts of crustacean amine, 3 to 4 parts of corn starch, 12 to 15 parts of chitosan, 0.2 to 0.3 part of potassium permanganate, 1.0 to 1.2 parts of manganese sulfate, 2.2 to 2.5 parts of acrylamide, 0.4 to 0.5 part of N,N'-methylene bisacrylamide, 1 to 2 parts of ammonium persulfate, 2 to 3 parts of zinc acetate, 0.2 to 0.3 part of yttrium nitrate, an appropriate amount of an absolute ethyl alcohol solution, and an appropriate amount of water. The fertilizer disclosed by the invention has adequate and balanced nutrients, and meets the requirement for a large quantity of nitrogen and phosphorus when the fruit trees grow; multiple soluble raw materials such as the EDTA ferric sodium salt, the crustacean amine and the like are used for coordinating with the thoroughly decomposed fermentation products of the tea seed cakes and the brewer's grain to improve the physicochemical environment around the root zones of the fruit trees very well; the fruit tree root system development is promoted; the fruit tee root system activity is improved; then, the tree body health is guaranteed; and the quality of fruits is improved.

The invention discloses an organic fertilizer capable of improving the water retention capacity of soil and the heat resistance of plants. The organic fertilizer is prepared from, by weight, 35-36 parts of peanut meal, 19-21 parts of livestock and poultry feathers, 3-5 parts of perlite powder, 2-3 parts of edta ferric sodium salt, 1-2 parts of potassium selenite, 6-8 parts of urea, 3-4 parts of carboxymethylcellulose, 42-45 parts of rice straw, 31-33 parts of cinnamomum camphora leaves, 13-16 parts of a hydrogen peroxide solution with the concentration of 30%, 1.1-1.4 parts of trimethyl tetradecyl ammonium chloride, an appropriate amount of a sodium hydroxide solution with the concentration of 5 mol / L, an appropriate amount of an ethanol water solution with the concentration of 45% and an appropriate amount of water. The fertilizer has the comprehensive nutritional ingredients; by adding organic matter, a significant effect on improvement of a soil structure and especially increasement of the porosity degree is achieved; by using the water retention materials such as the perlite powder and carboxymethylcellulose, the rain retention capacity and the water retention capacity of soil plough horizon can be improved, the water requirement of irrigation can be significantly lowered, and the additional value of fertilizer usage and the economic benefit are increased.

The invention discloses a leaf fertilizer containing rich microelements and a preparation method thereof, and relates to the field of leaf fertilizers. The leaf fertilizer is prepared from, by weight,7-12 parts of copper sulfate, 20-25 parts of zinc sulfate, 5-10 parts of borax, 5-10 parts of ammonium molybdate, 8-15 parts of manganese sulfate, 30-35 parts of calcium nitrate, 3-8 parts of strontium nitrate, 5-10 parts of ethylenediamine tetraacetic acid ferrisodium, 1.5-2.8 parts of mannitol, 2-5 parts of compound amino acid, 1.2-2.5 parts of vitamin, 0.8-1.6 parts of growth addition agent, 1-3 parts of alkyl glycoside, 0.6-1.5 parts of preservative, 1.2-2.5 parts of surface active agent and 0.1-0.3 part of pigment; according to the leaf fertilizer, synergy and cooperation of all the components are achieved, mutual enhancement and promotion effects are achieved, the leaf fertilizer has the functions of strong effect, easy absorption, and high fertilizer utilization, the preparation method is simple, and the operation is easy.

The invention discloses a slow-release fertilizer special for flowers. The slow-release fertilizer is prepared from, by weight, 80-120 parts of organic fertilizer, 10-25 parts of urea, 8-21 parts of ammonium dihydrogen phosphate, 5-17 parts of calcium superphosphate, 8-18 parts of ammonium chloride, 25-38 parts of potassium chloride, 3-11 parts of potassium silicate, 2-8 parts of manganese sulfate, 1-5 parts of ammonium molybdate, 1-5 parts of ethylenediaminetetraacetic acid ferric sodium salt, 2-9 parts of ammonium zinc phosphate, 8-15 parts of biochar, 5-15 parts of bone meal, 0.3-0.9 part of urease-nitrification inhibitor, 3-9 parts of attapulgite, 3-11 parts of kaolin, 2-9 parts of weathered coal and 1-5 parts of potato starch. The provided slow-release fertilizer special for the flowers has the advantages that the formula is reasonable, nutrients are comprehensive, the slow-release effect is good, and the slow-release fertilizer is used for flower planting, has long fertilizer efficiency and high utilization rate.

The invention belongs to the technical field of flour, and provides a nutritious fortified flour with a function of promoting digestion and a preparation process thereof. The flour is prepared from nutrients, accelerators and lubricants, wherein the nutrients comprise high gluten wheat flour, sodium ferric EDTA, calcium carbonate, zinc oxide, vitamins A, vitamins B1, vitamins B2 and folic acid; the accelerators comprise bergamot powders, amomum villosum, yogurt powders, lettuce powders, orange peel powders, hawthorn powders, pyridoxine, papaya powders and beta-glucan; the lubricants comprise pearl powders. The preparation process includes the steps of preparing materials and sieving, mixing the materials, sieving secondly and removing iron and weighing for packaging. The nutritious fortified flour with the function of promoting digestion and the preparation process thereof have a balanced nutrition diet collocation, and the flour has the function of promoting digestion, and can provide multiple nutrients by being eaten one time, thereby being convenient and economic, and suitable for pregnant women, children, the elderly and other people likely lack of nutrients to eat.

The invention discloses an efficient nutrient solution for liquid culture of lettuce and a preparation method of the efficient nutrient solution. The efficient nutrient solution is prepared from the following raw materials in parts by weight: an alga mixed solution, potassium ferrate, aluminum sulfate, EDTA (ethylenediaminetetraacetic acid) ferric sodium salt, chitosan oligosaccharide, monopotassium phosphate, magnesium sulfate, sodium hydrogen sulfite, ammonium molybdate, ferrous sulfate, polyaspartic acid, citric acid and a proper amount of water, wherein the solution is high in fluidity and can provide sufficient oxygen for water and keep the breathing action of roots; meanwhile, the nutrient solution belongs to colloid with high adhesion and is easily adsorbed onto the lettuce roots to form envelopes, and intermediates are established between the nutrient elements and the roots, accordingly, enrichment of elements nearby the roots is promoted, the problem that absorption of inorganic mineral elements is blocked by flowing water is solved, the yield is effectively increased, and the quality is effectively improved.