63results about How to "Control overgrowth" patented technology

The invention in particular relates to a biotechnology for using water hyacinths as resources, belonging to the technical field of water body treatment. The biotechnology for using water hyacinths as resources is characterized in that fish is released in a water area with grown water hyacinths, and the fish is tamed in the following steps: (1) adding water hyacinth burgeons to brewed soybeans, and grinding into pulp; (2) after fries of the fish are released in a pond for breeding, dropping the pulp obtained by Step 1 into the pond each day, and lasting for 15 days; (3) crushing the water hyacinths to obtain crushed water hyacinth feed; and (4) reducing the dropping amount of the pulp and increasing the dropping amount of the crushed water hyacinth feed each day, and lasting for 15 days. The biotechnology can effectively prevent the water hyacinths from breeding so as to obtain the goal of water hyacinth control. By arranging a net container or making a purse net with wave-calming floating beds in a eutrophic water body as well as dropping water hyacinths and tamed fish in the net container or the purse net, the effect of treating the eutrophic water body can also be achieved.

The invention discloses an electrode structure manufacturing method for suppressing reversal domain lateral growth in a ferroelectric crystal material polarization process. The method is used for preparing excellent periodicity domain reversal raster made of ferroelectric crystal materials (comprising LiNbO3, LiNbO3 mixed with MgO, LiTaO3, KTiOPO4 and the like). The method is based on manufacturing and processing of a series of electrode structures and comprises the steps that a comb-type raster electrode is made on a +z face of the ferroelectric crystal materials, a metal electrode is made on a -z face of the ferroelectric crystal materials, a selective proton exchanging layer on the zone expect the electrode on the +z face is made, and an insulation medium layer which is arranged on the exchanging layer in a covering mode is made. According to the method, reversal domain lateral growth in the polarization process can be effectively suppressed, the problem of domain merging during super-short-cycle periodicity polarization crystal materials (PPXX) through an added-pulse voltage method is solved, periodicity polarization on large-thickness (thickness is larger than 1 mm) short-cycle (smaller than 6 microns) ferroelectric crystal materials is achieved, and final results show that the perpendicularity of the periodicity domain reversal raster made through the method is great.

The invention discloses a method for controlling large algae in a sea cucumber pond on the basis of biotechnology. After water temperature rises to 5 DEG C for the first time after early spring and when the large algae grow in the pond or pond transparency is larger than 80cm, bacillus subtilis is evenly sprinkled to the water surface of the pond with the large algae, the microbial content per square meter is 1.5-2.5 billion, diatom breeding fertilizer and fermentation organic fertilizer for promoting bacillus subtilis growth and lowering transparency are evenly sprinkled, so that the pond transparency is lowered to 80cm, and restraint of the large algae is achieved. According to the biological method, the relative transparency is adjusted through alga introduction and matched using of specific inorganic fertilizer, organic fertilizer and bacillus subtilis according to growth laws of the large algae in ponds of different areas at different time nodes so as to restrain photosynthesis of the large algae, and accordingly the goals of controlling rampant growth of the algae and not influencing normal growth of sea cucumbers are achieved.

The invention discloses a magnetic controlled-release fertilizer capable of improving soil water release and fertilizer maintenance capacity, and a preparation method thereof. The magnetic controlled-release fertilizer is prepared from following raw materials, by weight, 80 to 90 parts of weathered coal, 13 to 16 parts of magnesium sulfate, 20 to 22 parts of potassium chloride, 16 to 19 parts of tricalcium phosphate, 85 to 95 parts of fly ash, 230 to 250 parts of rape seed cake, 90 to 100 parts of rice chaff ash, 70 to 90 parts of iron pyrite ash, 36 to 38 parts of cassava starch, 5 to 8 parts of calcium acetate, 8 to 12 parts of a composite biological bacteria preparation, and an appropriate amount of water. According to the preparation method, raw materials, such as weathered coal and rice chaff ash, with excellent adsorbability are mixed with calcined ash with magnetization modification effect, adding of the magnetic controlled-release fertilizer into soil is capable of improving polymerization effect aggregate micelle in soil, realizing agglomeration of small particles in soil, obtaining relatively large microaggregates, reducing soil specific surface area, adhesion stress, and expansibility obviously, reducing soil volume weight, increasing soil interstices and water release and fertilizer maintenance capacity, and providing crop growth with beneficial environment.

The invention discloses an advanced oxidation coupling biological cleaning system based on ozone regulation and application thereof. The system comprises an advanced oxidation unit and a biological cleaning unit, wherein an ozone concentration regulating unit is connected between the advanced oxidization unit and the biological cleaning unit, and the ozone concentration regulating unit consists ofan ozone concentration online detection device and an air device; the ozone concentration online detection device is arranged at a waste gas outlet of the advanced oxidation unit and is communicatedwith the air device and an air inlet of the biological cleaning unit through a valve; the advanced oxidation unit is an ultraviolet light catalytic device or a low-temperature plasma concerted catalysis device, and the biological cleaning unit is a tower-type or box-type trickling filtration device. For waste gas treatment of VOCs with the concentration of 50 to 1000 mg/m<3>, the degradation rateis 85% to 100%, the generation rate of carbon dioxide is 80% to 90%, and the system is free of secondary pollution.

The invention provides a two-stage cultivation method for rice.The method comprises the steps of soil preparation and fertilization, transplantation, water and fertilizer management, premature senescence prevention and the like.According to the two-stage cultivation method for the rice, on the basis of a two-stage cultivation technology for the rice, construction of populations is formed in the soil preparation and fertilization and transplantation processes, morphology construction is formed through water and fertilizer management and nitrogen element regulation, and function construction is formed in the premature senescence prevention process, so that the dosage of fertilizer and pesticides is reduced, the fertilizer utilization rate is increased, and meanwhile yield increasing and income increasing of the rice are achieved.

The invention discloses a method for producing kojic acid by using molasses fermented by immobilized aspergillus oryzae. The molasses is taken as a raw material, and the immobilized aspergillus oryzae is adopted to ferment the molasses which is subjected to acidolysis pretreatment. By carrying out acid treatment on the molasses at an earlier stage, on one hand, impurities such as colloid, heavy metals and nitrite which are adverse to microbial growth metabolism in the molasses can be removed; on the other hand, cane sugar in the molasses can be prompted to be converted into monosaccharide such as glucose and fructose, which are easily utilized by microorganisms. Fermentation is carried out by adopting the immobilized aspergillus oryzae; new immobilization method and fermentation condition are provided, so that the fermentation period is shortened; the fermentative capability of strains is improved; hypermorphosis of thalli is controlled to a certain extent; the method can be recycled, and also has strong anti-bacteria capacity. In a word, byproducts in the sugarcane industry can be comprehensively utilized to produce the kojic acid; the method has the advantages of being low in cost, simple in steps, easy to control and the like; the problems of increase of requirements on the kojic acid at present, low yield and high cost can be effectively solved.

The invention discloses a magnetization slow-release fertilizer capable of improving soil structure and a preparation method thereof. The magnetization slow-release fertilizer capable of improving the soil structure is made from raw materials with parts by weight: sugar beet pulps 240-270, copper sulfate powder 9-11, ammonium chloride 14-16, sawdust 80-100, fish meal 40-60, sodium selenite 8-10, fly ash 95-105, pyrite ash 60-70, cassava starch 26-30, calcium acetate 4-6, composite bacterial strains 13-18 and moderate water. The novel magnetization slow-release fertilizer capable of improving the soil structure respectively magnetizes solid of fertilizer granular and magnetizes liquid of an enveloped liquid, can improve crop yield and fertilizer utilization rate in same fertilizer input by mixing magnetic carriers, nitrogen, phosphorus, potassium and microelement and the like according to a proportion, improves soil nutrient condition and quality of agricultural products, and has important significance for improving farmer income and promoting agricultural development.

The invention discloses a magnetization slow-release fertilizer capable of improving soil microbial ecology and a preparation method thereof. The magnetization slow-release fertilizer capable of improving the soil microbial ecology is made from raw materials with parts by weight: egg shells 50-70, fulvic acid potassium 26-29, ammonium bicarbonate 23-26, furfural residues 260-270, grass carbon 190-210, sodium hydrogen sulfite 8-14, fly ash 100-110, pyrite ash 80-90, cassava starch 26-30, calcium acetate 4-8, composite bacterial strains 13-17 and moderate water. The magnetization slow-release fertilizer capable of improving the soil microbial ecology adds various magnetotactic microorganisms, various different kinds of beneficial magnetotactic microorganisms also exist in soils simultaneously, the magnetization slow-release fertilizer capable of improving the soil microbial ecology can affect activity of the beneficial magnetotactic microorganisms through magnetization of fertilizers by adopting organic humus in the fertilizers as a nutrient source, improves activity of proteins and enzymes, and enhances activity of microorganisms, thereby promoting organic matters in the soils to resolve, and improving the content of absorbable nutrients of crops.

The invention discloses a method for controlling weeds in a tea garden by covering early rice straw. The method for controlling the weeds in the tea garden by covering the early rice straw includes the following steps that firstly, 2-4 parts of sophora, 1-2 parts of Brucea javanica, 3-5 parts of tomato leaf, 1-2 parts of fructus kochiae, 2-4 parts of radix euphorbiae lantu, 1-2 parts of morning glory, 3-5 parts of chrysanthemum leaf and 3-5 parts of folium artemisiae argyi are, by weight, evenly mixed, water which is 3-5 times amount of raw materials is added, the mixture is decocted, residues are removed and Chinese medicine liquid is prepared for standby application; secondly, the Chinese medicine liquid is sprayed onto the early rice straw and dried in the shade and 50g-150g of the Chinese medicine liquid is sprayed onto every 10kg of the early rice straw so as to obtain processed early rice straw; thirdly, the processed early rice straw covers the soil of the tea garden.

The invention discloses a high-utilization-rate magnetized sustained-release fertilizer and a preparation method thereof. The fertilizer is prepared from the raw materials, by weight: 60-70 parts of broadleaved wood chip, 9-10 parts of magnesium humate, 300-320 parts of dry cow dung, 130-160 parts of cottonseed hull, 20-24 parts of ammonium nitrate, 6-7 parts of cobalt chloride, 55-65 parts of fly ash, 90-110 parts of pyrite ash, 30-32 parts of tapioca starch, 3-6 parts of calcium acetate, 17-19 parts of a composite biological agent, and proper amount of water. According to the invention, organics and inorganic raw materials are blended, such that fertilizer nutrient composition is enriched, and instant and delayed nutrient contents in soil are increased. The fertilizer is applied in soil after magnetization, such that soil magnetism can be increased with residual magnetism in the fertilizer. Soil magnetism and biological magnetism effects are improved, soil and crop microcirculation is improved, fertilizer effect is more fully performed, and fertilizer utilization rate is improved.

The invention provides a long-effect water-purifying material and a preparation method thereof. A silicon dioxide sol aqueous solution is preformed, and a silver-containing titanium oxide precursor solution is added into the silicon dioxide sol aqueous solution in order that the hydrolyzing process of a titanium oxide precursor and the generation of titanium oxide particles are limited by a silicon dioxide sol network, thereby controlling the excessive growth of the titanium oxide particles. The prepared nano titanium dioxide is less than 3 nm in particle size, has high catalyzing activity, and is stable in dispersion. Through further combination with a coarse or porous carrier, uniform loading of the nano titanium dioxide particles is realized. Moreover, the long-effect water-purifying material has the effects of keeping water to be treated and adsorbing pollutants, so that higher catalytic purification efficiency is achieved.

The invention relates to a preparation method of in-bag fermented pickled peppers, and belongs to the fields of biotechnology and foods. The preparation method of the in-bag fermented pickled pepperscomprises the following steps: 1) performing pretreatment on raw materials; 2) performing sterilizing and washing on the pretreated materials; 3) blending a fermentation solution; 4) packaging the treated materials and the fermentation solution with bags, and carrying out vacuuming and sealing; and 5) carrying out fermentation. By adding direct-using lactic acid bacterium powder and primary metabolites of lactobacillus plantarum 360, as well as controlling parameters and indexes during preparation processes, the preparation method of the in-bag fermented pickled peppers is capable of effectively avoiding the problem of gas-producing deterioration caused by reproduction of microorganism heterofermentation at a large amount; so that, after being packaged with bags, color, luster, flavor andcrispness of the in-bag fermented pickled peppers can be maintained within shelf lives of the peppers without production of pickling wastewater. Moreover, the in-bag fermented pickled peppers can be directly sold after completion of fermentation without secondary processing; and thus, clean, standardized and emission-free processing of fermented peppers is realized. Thus, the preparation method ofthe in-bag fermented pickled peppers is of relatively high social and economic benefits for realizing large-scale cross-regional production and promoting development of the pickled vegetable industry.

The present invention discloses a heavy metal harm reducing magnetization slow-release fertilizer and a preparation method thereof, the magnetization slow-release fertilizer comprises the following parts by weight of raw materials: 200-240 parts of rapeseed cake powder, 24-26 parts of calcium ammonium nitrate, 30-35 parts of potassium dihydrogen phosphate, 160-180 parts of bagasse, 15-20 parts of actinolite powder, 7-9 parts of zinc sulfate powder, 70-80 parts of fly ash, 45-55 parts of pyrite ash, 20-24 parts of tapioca starch, 4-6 parts of calcium acetate, 10-12 parts of a complex biological agent and proper amount of water; the magnetization slow-release fertilizer is prepared in inorganic and organic mixing manner, can effectively improve the nutrient content of the fertilizer, through double magnetization of the fertilizer and activation of the actinolite powder and other raw materials, crop root superoxide dismutase and catalase activity can be significantly improved, oxidative stress caused by residual heavy metals in soil can be eliminated, the integrity of root cell membranes can be maintained, plant tolerance to heavy metals can be enhanced, plants can be prevented from harm and harm to plants can be reduced.

The invention concretely relates to a formula and a preparation method of a Hui Nationality traditional Chinese medicinal scorpion breast cancer treatment granule. The granule is a green high-tech Chinese herbal medicine used for treating the breast cancer. The granule is a traditional Chinese medicinal granule prepared through the following steps: mixing of scorpions, Chinese gall, Herba Taraxaci and other Chinese herbal medicines according to a certain ratio, water adding, decoction, extraction, concentration and granulation. The granule is mainly used for treating the breast cancer, and also is used for treating pancreas cancer, liver cancer, lung cancer, cervical cancer, gastrointestinal cancer and skin cancer. The granule has the characteristics of suitable medicine variety quantity and moderate dosage, and all the medicines are proved by modern medical science pharmacological experiments to be suitable for treating the cancers. The granule fundamentally improves the body functions and prevents condition exacerbation at a low cost in order to recover the health of bodies.

The invention discloses magnetized controlled release fertilizer capable of resisting a saline and alkaline land and a preparation method of the magnetized controlled release fertilizer. The magnetized controlled release fertilizer is prepared from the following raw materials in parts by weight: 270 to 300 parts of soybean meal, 8 to 10 parts of rare earth, 50 to 70 parts of wheat gluten powder, 22 to 26 parts of copper humate, 140 to 160 parts of straw ash, 15 to 18 parts of potassium sulfate, 80 to 100 parts of fly ash, 60 to 70 parts of iron pyrite ash, 33 to 37 parts of cassava starch, 6 to 9 parts of calcium acetate, 12 to 16 parts of compound biological microbial inoculant and a proper amount of water. The fertilizer is magnetized and modified and organic materials including the straw ash, the wheat gluten powder and the like which have a relatively strong base ion adsorption capability are also added, so that mineral sediment in soil can be dissolved and is converted into effective nutrients to be absorbed by crops; meanwhile, the total salt content, total alkalinity, exchangeable sodium and pH value of a soil plough layer can be reduced, so that the solubility of soluble salt in the soil is reduced, the salt inhibition effect is realized and damage to the crops by soil salinity are alleviated.

The invention discloses a magnetized slow release fertilizer for improving crop absorption capacity and a preparation method thereof. The magnetized slow release fertilizer is prepared from the following raw materials by weight: 250-280 parts of peanut meal, 8-10 parts of zinc chloride, 14-18 parts of potassium feldspar powder, 20-24 parts of calcium superphosphate, 170-190 parts of sawdust, 40-60 parts of pomegranate peel powder, 100-120 parts of fly ash, 75-85 parts of pyrite ash, 25-27 parts of cassava starch, 6-8 parts of calcium acetate, 14-17 parts of a composite biological agent, and a proper amount of water. After use, the fertilizer provided by the invention can magnetize the shallow soil layer soil, strengthen crop physiologic potential and cell magnetic potential, and adjust the in vivo enzyme activity of crops, thereby causing magnetochemical reaction and magnetobiological effect around soil and crop roots, promoting the nutrient absorption of crops, and improving organic matter synthesis and transformation and other metabolic activities in crops. All the effects are finally reflected in promotion of crop growth and development, yield increase and quality improvement.

The invention discloses a lamellar Bi2O2SiO3-Si2Bi24O40 heterogeneous composite photocatalyst and a preparation method thereof. The preparation method comprises the following steps: taking bismuth nitrate pentahydrate and sodium metasilicate nonahydrate as raw materials, absolute ethyl alcohol and deionized water as solvents, citric acid, ethylene glycol (EG), polyethylene glycol 400, polyethylene glycol 6000 and the like as dispersants and polystyrene microspheres (PS) as a modifier, mixing, and reacting in a stainless steel closed high-pressure kettle for 8-15 hours, so that the lamellar Bi2O2SiO3-Si2Bi24O40 heterogeneous composite photocatalyst with more active sites is prepared. The method is easy to operate, the prepared powder is uniform in particle size distribution and good in dispersity, the obtained composite material not only has the function of a new heterostructure, but also provides more active sites due to a smaller and thinner lamellar structure, and shows higher photocatalytic performance.

The invention provides a formula and preparation method of Hui-nationality traditional Chinese medicine toad pills for treating breast cancer. The medicine is a green and high-tech traditional Chinese medicine for treating the breast cancer. The Hui-nationality traditional Chinese medicine toad pills are traditional Chinese medicine pills prepared by mixing traditional Chinese medicines including toad, radix pseudostellariae, rhizoma belamcanda and the like at a certain ratio, adding water and decocting, extracting, concentrating and pilling. The Hui-nationality traditional Chinese medicine toad pills are used for mainly treating the breast cancer and can also be used for treating pancreatic cancer, liver cancer, lung cancer, cervical cancer, gastrointestinal cancer, skin cancer and the like. The Hui-nationality traditional Chinese medicine toad pills have the characteristics of a few of medicines and moderate dosage; modern medicine pharmacological experiments of most of the selected medicines show that the medicines can be used for treating the cancer; the physical function is radically improved by relatively low cost; cell cancerization is prevented so that the body health is recovered.

The present invention discloses a safe high-yield magnetization slow-release fertilizer and a preparation method thereof, the safe high-yield magnetization slow-release fertilizer is prepared from the following parts by weight of raw materials: 260-290 parts of soybean cake meal, 14-16 parts of silicon sulfate, 28-30 parts of calcium magnesium phosphate fertilizer, 130-150 parts of wheat bran, 60-80 parts of oil residue, 15-19 parts of attapulgite, 70-80 parts of fly ash, 55-65 parts of iron pyrite ash, 25-27 parts of tapioca starch, 6-7 parts of calcium acetate, 14-15 parts of a complex biological agent and the proper amount of water; the safe high-yield magnetization slow-release fertilizer is rich in N, P, K and other macronutrients needed for growth of crops, and free of the limitations of common fertilizers, fermentation humus contained in the safe high-yield magnetization slow-release fertilizer can improve the physical properties of soil, magnetization movement of fertilizer granules helps movement of crop root cells electrically-charged particles, adjustment of liquid crystal structures of biological molecules and changes in membrane permeability, metabolism process is promoted, cell growth is accelerated, and the purpose of high-yield of the crops can be achieved under the premise of ensurance of environmental safety of soil and water.

The invention relates to Hui nationality traditional Chinese medicine three-root particles for treating esophagus cancer and a preparation method thereof. The traditional Chinese medicine three-root particles for treating esophagus cancer are a Chinese herbal medicine product having advantages of environmental protection as well as high science and technology, which take levant cotton root, bushy sophora root, isodon amethystoides root, and dianthus superbus according to a certain proportion, the above Chinese herbal medicines are mixed, water is added in a mixture, the mixture is decocted, extracted, concentrated, and pelleted to obtain the product. The traditional Chinese medicine three-root particles are mainly used for treating esophagus cancer, and treating digestive system cancers such as pharyngolaryngeal cancer, stomach cancer and colorectal cancer, and have the characteristics of moderate flavor and dosage, the selected Chinese herbal medicines are proved for treating cancer by modern medical pharmacological experiments, with low cost, the body function can be fundamentally improved, cell cancerization is prevented, and body health is recovered.

The invention relates to Hui nationality traditional Chinese medicine three-root tablets for treating esophagus cancer and a preparation method thereof. The traditional Chinese medicine three-root tablets for treating esophagus cancer are a Chinese herbal medicine product having advantages of environmental protection as well as high science and technology, which take levant cotton root, bushy sophora root, isodon amethystoides root, and dianthus superbus according to a certain proportion, the above Chinese herbal medicines are mixed, water is added in a mixture, the mixture is decocted, extracted, concentrated, and pelleted to obtain the product. The traditional Chinese medicine three-root tablets are mainly used for treating esophagus cancer, and treating digestive system cancers such as pharyngolaryngeal cancer, stomach cancer and colorectal cancer, and have the characteristics of moderate flavor and dosage, the selected Chinese herbal medicines are proved for treating cancer by modern medical pharmacological experiments, with low cost, the body function can be fundamentally improved, cell cancerization is prevented, and body health is recovered.