53results about How to "Improve acidic environment" patented technology

The invention relates to a biological control agent, a bioorganic fertilizer, and applications thereof. The biological control agent comprises Bacillus velezensis, Bacillus subtilis, Paenibacillus polymyxa, and Bacillus amyloliquefaciens. The provided biological control agent and bioorganic fertilizer can continuously inhibit fusarium oxysporum for a long term, and has a long-lasting control effect on plant blight, in particular, banana blight.

The present invention discloses a novel sludge dehydrating agent, a preparation method and applications thereof, and belongs to the sludge treatment field, wherein poly aluminium chloride, calcium oxide, ferric sulfate, bentonite, starch, and polyacrylamide are mixed according to a certain ratio, and then drying is performed for 20-40 min at a temperature of 80-100 DEG C to prepare the novel sludge dehydrating agent. According to the present invention, the novel sludge dehydrating agent has the good dehydrating effect, the water content of the dehydrated sludge is 40-50%, the polyacrylamide content is low, the environmental pollution is low, the preparation process is simple, the cost is low, and the novel sludge dehydrating agent is suitable for large-scale sludge dehydrating treatment.

The invention provides a traditional Chinese medicine compound preparation for preventing and treating vaginitis and a preparation method thereof. The traditional Chinese medicine compound preparation comprises the following main raw materials in parts by weight: 50-70 parts of biological peptide, 15-28 parts of kuh-seng, 10-20 parts of cortex phellodendri, 10-20 parts of fructus cnidii, 5-10 parts of mint, 3-8 parts of chitosan, 5-30 parts of carbopol 940, 40-60 parts of glycerol, 2-5 parts of sodium hydroxide and 15-30 parts of mint oil. The biological peptide and traditional Chinese medicines are mixed and complementary mutually, can adjust balance, inhibit bacteria, purge fire for removing toxin, sterilize, resist inflammations, clear heat, dry dampness, dispel the wind, and kill parasites. Compared with the available preparation for preventing and treating the vaginitis, the traditional Chinese medicine compound preparation adopts a principle of mainly adjusting the balance, sterilizing and resisting the inflammations, and auxiliarily purging the fire for removing the toxin, clearing the heat, drying the dampness, dispelling the wind and killing the parasites, and is used for improving an acid environment in a vagina, inhibiting and eliminating the growth of the harmful bacteria, detoxifying, eliminating the dampness and diminishing the inflammations, so that the purpose of preventing and treating the vaginitis is achieved; and the preparation method is stable, practicable, controllable and applicable to mass production.

The invention discloses cupriavidus, a cupriavidus preparation, and application of the cupriavidus preparation in heavy metal contaminated soil remediation. The cupriavidus sp. is resistant to heavy metal ions, and capable of adsorbing the heavy metal ions, increasing pH of the soil water phase micro-environment and producing struvite with a nitrogen and phosphorus slow controlled-release fertilizer function; when the cupriavidus is used for heavy metal contaminated soil remediation, in particular to cadmium contaminated soil remediation, cadmium ions in soil can be fixed through adsorption and deposition, the bioavailability of soil cadmium is reduced, the soil fertility can be improved, and the technical problems such as soil acidification are solved.

The invention provides fluid nutrient medium for large-scale cultivation of termitomyces albuminosus mycelium and application thereof. The culture medium is prepared from the following materials in parts by weight: 50-70 parts of lignocellulose powder, 30-50 parts of water, 0.0001-0.1 part of monopotassium phosphate, 0.0001-0.1 part of sodium chloride, 0.0001-0.1 part of calcium chloride, 0.0001-0.1 part of cobalt chloride, 0.0001-0.1 part of magnesium sulfate, 0.0001-0.1 part of manganese sulfate, 0.0001-0.1 part of ferrous sulfate, 0.0001-0.1 part of copper sulfate, 0.0001-0.1 part of zinc sulfate, 0.0001-0.1 part of aluminum potassium sulfate, 0.0001-0.1 part of ammonium tartrate, 0.0001-0.1 part of boric acid, 0.0001-0.1 part of citric acid, 0.0001-0.1 part of formic acid, 0.0001-0.1 part of acetic acid, 0.0001-0.1 part of fumaric acid, 0.0001-0.1 part of succinic acid, 0.0001-0.1 part of propylene-1,2,3-tricarboxylic acid, and 0.0001-0.1 part of guaiacol. The termitomyces albuminosus of the fluid nutrient medium disclosed by the invention is customized, and can be used for large-scale indoor cultivation of termitomyces albuminosus mycelium by using lignocelluloses; and the fluid nutrient medium is low in cost and high in yield.

The invention discloses a calcium-based liquid curing agent and a vanadium-polluted soil in-situ immobilization method. The calcium-based liquid curing agent comprises 30.0-40.0 parts of a curing agent A and 0.5-1.0 part of a curing agent B. The curing agent A is prepared from slaked lime, calcium chloride or calcium dihydrogen phosphate, and water by mixing. The curing agent B is industrial grade sodium water glass with content of 40.0-50.0%. The vanadium-polluted soil in-situ immobilization method utilizing the calcium-based liquid curing agent comprises 1, mixing the curing agent A and the curing agent B by stirring on the scene, wherein the mass ratio of the used curing agents to the soil is in a range of 30.0-40.0%, and 2, uniformly spraying the mixed slurry into soil of which surface is polluted by vanadium, carrying out mixing by a plow, punching soil of which the deep layer is polluted by vanadium, and injecting the mixed slurry into the holes in the soil of which the deep layer is polluted by vanadium. The calcium-based liquid curing agent has the characteristics of full reaction, simple construction and acidic soil applicability.

The invention discloses a potato planting method allowing soil acidity improvement, which comprises the following steps: (1) block slicing and accelerating germination, (2) soil preparation and ditching, (3) sterilization and seeding, (4) interval watering and (5) rational fertilization. The potato planting method provided by the invention does not need to use traditional pesticides or chemical fertilizers, can make use of a lot of household rubbish and alkaline fertilizers of different kinds, and can effectively improve soil acidity and reduce land pollution in order to realize further high yield of later crop-rotation planting of other staple food grains and other crops.

The invention relates to a fracturing liquid system for an oil and gas field, in particular to a manufacturing method of acid crosslinking agent used for CO2 foam fracturing. The invention is characterized in that the acid crosslinking agent is produced by confecting the raw material in the following weight percentage: 5.0 to 30.0 percent of inorganic zirconium salt; 1.0 to 10.0 percent of organic assistant; 0.1 to 20.0 percent of inorganic assistant; 40.0 to 95.0 percent of water. The invention has the advantages of high crosslinking intensity, low cost, easy manufacturing technique, and being easy to operate. .

The invention discloses lactobacillus fermentum and an application thereof in improving intestinal health, which belongs to the technical field of microorganisms and medicines. The lactobacillus fermentum CCFM1037 screened by the invention can improve the intestinal health, which is specifically embodied in that (1) the lactobacillus fermentum CCFM1037 can grow by taking fructo-oligosaccharide, xylooligosaccharide and galactooligosaccharide as a unique carbon source and metabolize to produce acid, and has broad-spectrum oligosaccharide utilization capability; (2) various short-chain fatty acids such as acetic acid, propionic acid and butyric acid can be produced through in-vitro metabolism; and (3) the relative abundance of Parabacteroides in intestinal tracts can be obviously reduced, sothat the lactobacillus fermentum CCFM1037 has a huge application prospect in the preparation of products (such as foods, medicines or health care products) for improving the intestinal health.

The invention discloses a pumpkin planting method with an effect of improving soil acidity. The method comprises specific steps as follows: plant ash, rosin powder and waste edible oil are mixed in aweight ratio being 1:1:1, and a saponification liquid is formed; the saponification liquid and water are blended in a ratio being 1:200 for soaking seeds, and sterilization and disinfection are performed; the disinfected seeds are aired and then sowing and germination accelerating are started; after germination accelerating, the seeds can be sown on a seedbed and earthed when 50% of the seeds emerge; field planting treatment is performed; watering management is performed; reasonable fertilization is performed. With the adoption of the technical scheme, acidity of soil can be effectively improved, land pollution is reduced, and yields of other staple food grains and other crops planted by crop rotation in the later period are further increased.

The invention discloses a composite conditioner for plate-and-frame filter pressed sludge dewatering, which comprises the following raw materials in parts by weight: 15-25 parts of an oxidant, 20-30 parts of chitosan, 30-40 parts of zeolite powder, 25-45 parts of an inorganic flocculant, 80-100 parts of deionized water, 25-40 parts of an inorganic high-valence cation coagulant, 25-30 parts of quicklime and 30-40 parts of inorganic powder fine aggregate; wherein the oxidant is one or more of sodium ferrate, potassium ferrate, sodium percarbonate, sodium hypochlorite, chlorine, sodium dichromate, potassium dichromate, potassium permanganate and nitric acid. Colloid particles can be strongly adsorbed through the inorganic flocculant, and colloid is condensed through adsorption, bridging and cross-linking effects. According to the composite conditioner for plate-and-frame filter pressed sludge dewatering and the preparation technology, physical and chemical changes occur at the same time,charges on the surfaces of colloidal particles and suspended solids are neutralized, the potential is reduced, the colloidal particles are changed from original repulsion to attraction, and the micelle stability is destroyed.

The invention relates a tenderization pickling method for preserved meat to improve the tenderness of the lean part of preserved meat, reduce the proportion of fat in preserved meat or completely remove fat and improve the nutritive value of preserved meat. According to the technical scheme, the tenderization pickling method for preserved meat includes the four steps of tenderization, pickling, water retention and aroma enhancement, and air drying. In the step of tenderization, fresh meat is soaked with a dilute neutral salt solution and then soaked with a slightly alkaline solution; a wet pickling method is adopted in the step of pickling; in the step of water retention and aroma enhancement, water retention substances and aroma enhancement substances are made to permeate into meat cells. According to the method, pickled lean meat is tenderized under the combined action of salting-in and pH value regulation. By means of the technology, the proportion of fat in existing preserved meat can be reduced, and the nutritive value of preserved meat can be improved; due to a small quantity of KCl, NaHCO3 and KHCO3 residues in pickled meat, the K+/Na+ proportion of the human body and the acid environment of the human body can be easily improved.

The invention provides a crop rotation cultivation method for efficiently preventing oilseed rape clubroot. The crop rotation cultivation method comprises the steps of (1) seedling field arrangement: selecting a seedling field where rice is planted for two years or above; (2) soybean planting: selecting high-quality soybean seeds, and sowing the soybean seeds in late April; (3) fertilization: harvesting soybeans, and applying a fertilizer required by oilseed rape 5 to 7 days before sowing; (4) oilseed rape seed treatment: selecting oilseed rape seeds, and airing the oilseed rape seeds for 8 to 10 h under sunlight; (5) oilseed rape seed sowing: sowing the oilseed rape seeds in two batches, with the sowing amount controlled to be smaller than or equal to 0.5 g/m<2>; (6) field management: watering the seeds every 4 to 6 days; (7) disease control: spreading 75% chlorothalonil, with the dosage controlled to be 180 g/mu; and (8) timely harvest: harvesting oilseed rape in late April, and carrying out one-year crop rotation of soybeans and oilseed rape. According to the oilseed rape crop rotation cultivation method, an efficient prevention function is achieved on oilseed rape clubroot, the incidence and disease index are controlled relatively well, and the crop yield increase is remarkable.

The invention discloses a soil improvement method for planting traditional Chinese medicines, and relates to the technical field of soil improvement methods. The improvement method comprises the following steps: firstly, carrying out land leveling and deep ploughing to 150-300 mm; uniformly adding fermented animal manure with 1 t/mu into soil; carrying out standing for 5-8 days; spraying an insecticide with a sprayer; then turning over the soil once during the process of spraying the insecticide; carrying out standing for a week; then uniformly adding a soil modifier into the soil for three times, wherein 100 kg/mu of the insecticide is sprayed for the first time, 100 kg/mu of the insecticide is sprayed for the second time, 80 kg/mu of the insecticide is sprayed for the third time, and thespraying interval is one month; carrying out leveling and earthing up after 2-3 months of weathering; and then carrying out traditional Chinese medicine planting. Before the cultivation of traditional Chinese medicines, the soil is improved, so that the content of heavy metals in the soil can be reduced in the cultivation process of the traditional Chinese medicines; and the soil modifier used inthe method can improve the acid environment of the soil and provide nutrient elements, so that the modified land does not harden, and the utilization rate of the soil is improved.

The invention discloses lactobacillus casei capable of improving intestinal health and an application thereof, which belong to the technical field of microorganisms and medicines. The lactobacillus casei CCFM1038 screened by the invention can improve the intestinal health, which is specifically reflected in that (1) the lactobacillus casei CCFM1038 can grow by taking fructo-oligosaccharide, xylooligosaccharide and galactooligosaccharide as a unique carbon source and metabolize to produce acid, and has good oligosaccharide utilization capability; (2) various short-chain fatty acids such as acetic acid, propionic acid and butyric acid can be produced through in-vitro metabolism; and (3) the relative abundance of Paraboroids in intestinal tracts can be reduced, so that the lactobacillus caseiCCFM1038 has a huge application prospect in the preparation of products (such as foods, medicines or health-care products) for improving the health of intestinal tracts.

The invention relates to a soil oxidation remediation agent as well as a preparation method and a use method thereof. The soil oxidation remediation agent is prepared from the following raw materials:10 to 20 percent of diatomite, 2 to 5 percent of hydrogen peroxide, 0.05 to 0.08 percent of titanium dioxide powder, 8 to 10 percent of biochar, 0.05 to 0.1 percent of anhydrous ferrous sulfate powder and the balance being water. The preparation method comprises the following steps: crushing diatomite, mixing diatomite with anhydrous ferrous sulfate powder and titanium dioxide powder to obtain acomponent A; mixing hydrogen peroxide with water to obtain a component B; and crushing the biochar into a component C. The specific use method comprises the following steps: spraying the component A on the ground surface of a polluted area; shallowly digging the soil in the area, crushing the scooped soil, harrowing the soil, uniformly mixing the soil with the component A, maintaining; then spraying the component B in the area, maintaining; spraying the component C in the area, then harrowing the soil to evenly mixing the soil and the component C, and maintaining. A specific preparation methodand a specific use method are determined according to specific raw materials, so that the product can effectively degrade agricultural pollution and improve the soil environment.

The invention discloses an alpinia zerumbet and sweet sorghum mixed silage and a preparation method thereof. The mixed silage is prepared from the following raw materials: a silage base material, urea, edible salt, an acidifier and a complex microbial inoculant, wherein the silage base material comprises sweet sorghum and alpinia zerumbet; the acidifier is formed by mixing lactic acid, citric acid, fumaric acid, formic acid and ammonium formate; and the complex microbial inoculant is prepared from lactic acid bacteria, bacillus subtilis, saccharomycetes and enterococcus faecalis. The preparation method comprises the following steps: adding the urea and the edible salt into the silage base material, and carrying out fermentation to obtain a fermented material; then adding the acidifier andcarrying out fermentation to obtain an acidified material; and finally, adding the complex microbial inoculant and carrying out vacuum fermentation to obtain the mixed silage. By the adoption of the technical scheme, resource waste and environmental pollution can be avoided, a new way is opened up for the source of silage the supply amount of the silage can be increased, and the problem of silageshortage can be effectively solved.

The embodiment of the invention discloses an alkaline enzyme preparation method and an enzyme prepared through the method. The method includes the following steps of firstly, obtaining an enzyme with fruits and/or vegetables as the raw materials; secondly, obtaining an alkaline solution containing various element ions; thirdly, mixing the enzyme and the alkaline solution to be fermented for 2-5 days at 20-40 DEG C, and conducting filtering to obtain the enzyme, wherein the ratio of the weight part of the alkaline solution to the weight part of the enzyme is larger than or equal to 0.3. The alkaline enzyme has the pH value larger than or equal to 8.5, can improve the acidic environment of human bodies, and is beneficial to human health and wide in application range.

The invention belongs to the field of fertilizers, and discloses a special fertilizer for wine lemons. The fertilizer comprises a fruit picking fertilizer, a flower promoting fertilizer, a fruit stabilizing fertilizer and a fruit strengthening fertilizer; the fruit picking fertilizer comprises the following components in parts by weight: 20-30 parts of an organic fertilizer, 20-30 parts of an acid soil conditioner and 40-60 parts of an inorganic fertilizer; the proportion of the nutrients in the flower promoting fertilizer is as follows: N: P2O5: K2O = 2: (0.5-1): (0.5-1); the fruit stabilizing fertilizer is a liquid fertilizer and is prepared from the following components in concentration: 0.3 percent to 0.5 percent of urea, 0.2 percent to 0.3 percent of monopotassium phosphate, 0.04 percent to 0.05 percent of chelated calcium, 0.02 percent to 0.03 percent of chelated iron and 0.005 percent to 0.01 percent of naphthylacetic acid; the fruit expanding fertilizer is a liquid fertilizer and comprises the following components in concentration: 0.2%-0.3% of urea, 0.4%-0.6% of monopotassium phosphate, 0.08%-0.12% of chelated calcium and 0.002%-0.003% of isocitrate dehydrogenase. The special fertilizer for the wine lemons can properly regulate and control the growth process of the lemons in a targeted manner, so the acidity of the lemons is reduced, and the special fertilizer is more suitable for wine brewing requirements. The invention also provides a use method of the special fertilizer, and by adopting the use method, the effect of regulating and controlling lemon sugar acid metabolism is achieved.