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189results about How to "Appropriate proportion" patented technology

Seedling-cultivating substrate soil for micro agriculture

The invention relates to cultivation soil, in particular to seedling-cultivating substrate soil for micro agriculture. The seedling-cultivating substrate soil is formed by mixing a substrate with rural soil or clay and comprises the following components in weight percent: 25% to 45% of the substrate and 55% to 75% of the rural soil or clay; the substrate comprises 60% to 80% of organic matters in weight percent and includes 1% to 3% of nitrogen, 1.5% to 3.5% phosphorus, 2% to 4% of potassium, and 0.02% to 0.8% of trace elements including magnesium, calcium, iron, manganese and boron; the pH value of the substrate is 6.5 to 6.8; the organic matters comprise 1 to 4 parts of bamboo vinegar liquid, 1 to 3 parts of starch-acrylic acid graft copolymer, 15 to 40 parts of a straw decomposition agent, 15 to 40 parts of fermented human and animal excreta, 10 to 18 parts of edible fungus residue, 3 to 6 parts of waste bamboo, 2 to 5 parts of plant-charcoal powder, 5 to 10 parts of silt slag, 4 to 6 parts of bone meal and 4 to 9 parts of soybean meal. According to the invention, specific components and proportion are adopted to prepare the organic matters, and the organic matters are combined with inorganic matters to form the acidulous substrate, so that the seedling-cultivating substrate soil is high in nutritional ingredient and appropriate in proportion of trace elements, has an excellent odor removing effect, and avoids undesirable odors produced during planting of vegetables and other plants for urban families.
Owner:HUZHOU YIMENG CITY AGRI DEV

Composite bamboo shoot fermenting agent and preparation method of fermented bamboo shoots

The invention discloses a composite bamboo shoot fermenting agent and a preparation method of fermented bamboo shoots. The composite bamboo shoot fermenting agent contains monascus vinasse and liqueur koji. The preparation method of the fermented bamboo shoots comprises the following steps of: firstly, blanching bamboo shoots; and then, fermenting the bamboo shoots under the action of the composite bamboo shoot fermenting agent. Under the action of the composite bamboo shoot fermenting agent, aromatic substances, pigments, and the like in the vinasse are infiltrated in the bamboo shoot tissues. The prepared vinasse-processed bamboo shoots have the characteristics of unique fragrance and flavor, mellow and pleasant taste, elegant flavor, attractive color and rich nutrition. The preparation method can effectively prevent fresh bamboo shoots from aging, lessen the loss of nutrient contents, preserve the nutrient contents of the bamboo shoots and ensure the quality and the grade of the bamboo shoots. The fermented bamboo shoots prepared by using the method disclosed by the invention have appropriate proportions of liquor, sugar and acid, and have the advantages of low alcohol and sugar contents, stable resistance to acid and alkali, strong heat resistance and light resistance, stable resistance to oxidoreduction and favorable practical values and application prospects.
Owner:健盛食品股份有限公司

Fire-resistant weather-proof steel plate for 690MPa-grade building structure and manufacturing method thereof

The invention relates to the technical field of fire-resistant weather-proof steel plates for building structures, in particular to a fire-resistant weather-proof steel plate for 690MPa-grade buildingstructure and a manufacturing method thereof. The steel plate consists of the following chemical components in percentage by weight: 0.05%-0.10% of C, 0.10%-0.40% of Si, 1.20%-1.80% of Mn, less thanor equal to 0.010% of P, less than or equal to 0.003% of S, 0.7%-1.1% of Ni, 0.65%-1.10% of Cu, 0.20%-0.60% of Mo, 0.07%-0.12% of Nb, 0.05%-0.075% of V, 0.02%-0.035% of Ti, less than or equal to 0.0025% of B, 0.01%-0.04% of Al, and the balance of iron and inevitable impurities. The fire-resistant weather-proof steel plate adopts a two-phase region once thermal treatment process to obtain a reversetransformed austenite structure which is proper in proportion and stable, so that a multi-phase structure which consists of tempered-state martensite, a nano precipitated phase and retained austeniteis finally obtained. A smelting and continuous-casting process scheme realizes low-phosphor low-carbon control. The product has high strength and toughness, high plasticity, a low yield ratio, and excellent fire resistance, weather resistance and lamellar tearing resistance.
Owner:ANGANG STEEL CO LTD

Lithium aluminum alloy for secondary lithium battery and manufacturing method thereof

The invention provides a lithium aluminum alloy for a secondary lithium battery and a manufacturing process method thereof. The lithium aluminum alloy comprises 11 to 20 mass percent of lithium and 80 to 89 mass percent of aluminum. The method comprises the following steps of: placing a demand quantity of metal lithium particles and metal aluminum particles in a certain proportion into a ceramic ball milling jar in dry air at the relative humidity of less than 2 percent; adding a certain number of corundum balls; introducing inert gas, namely argon; performing ball milling for 30 minutes to 10 hours; taking a mixture out; picking the corundum balls out; filling mixed powder into a mould; pressing on an oil press to obtain cake-shaped objects with required thickness and diameter, wherein the thickness and the diameter of the cake-shaped objects are determined according to the size required by a negative electrode of the secondary lithium battery; placing the cake-shaped objects in organic electrolyte for the secondary lithium battery; standing for 20 to 56 hours; taking the cake-shaped objects out; and cleaning with carbonic allyl ester or dimethyl carbonate to obtain the lithium aluminum alloy. The method has a simple process and low energy consumption and is easy to operate and control; the synthesized lithium aluminum alloy is suitable to be used as the negative electrode ofthe secondary lithium battery; and the discharge performance of the battery can be improved, and the cycle life of the battery can be prolonged.
Owner:天津赫维科技有限公司

Special environment-friendly culture soil for urban families

The invention relates to culture soil, in particular to special environment-friendly culture soil for urban families. The special environment-friendly culture soil for urban families is prepared by mixing 25-45 percent of matrix with 55-75 percent of rural soil or clay in percentage by weight. The matrix contains 60-80 percent of organic matter including the following components by weight: 1-3 percent of nitrogen, 1.5-3.5 percent of phosphorus, 2-4 percent of potassium and 0.02-0.08 percent of trace magnesium, calcium, ferrum, manganese and boron. The pH value of the matrix is 6.5-6.8, the conductivity is 1.5-3.5 S, and the cation exchange capacity is at least 100. The organic matter contains 1-3 parts of starch-acrylic acid graft copolymer, 15-40 parts of straw decomposing inoculant, 15-40 parts of fermented human and animal excreta, 10-18 parts of edible fungi residue, 3-6 parts of waste bamboo shavings, 2-5 parts of plant charcoal powder, 5-10 parts of sludge residue, 4-6 parts of bone meal and 4-9 parts of bean pulp. Specific components and proportion are adopted to be matched to prepare the organic matter, and the organic matter is combined with inorganic matters to form the weak-acid matrix, so that the nutritional ingredient is high, and the proportion of trace elements is appropriate. The culture soil has a good flavor removing function, so that foreign flavor is avoided when urban families grow plants such as vegetables, and the culture soil is clean and environment-friendly.
Owner:HUZHOU YIMENG CITY AGRI DEV

Rhizome substrate soil for micro agriculture

The invention relates to cultivation soil, in particular to rhizome substrate soil for micro agriculture. The rhizome substrate soil is formed by mixing a substrate with rural soil or clay and comprises the following components in weight percent: 25% to 45% of the substrate and 55% to 75% of the rural soil or clay; the substrate comprises 60% to 80% of organic matters in weight percent and includes 1% to 3% of nitrogen, 1.5% to 3.5% phosphorus, 2% to 4% of potassium, and 0.02% to 0.08% of trace elements including magnesium, calcium, iron, manganese and boron; the pH value of the substrate is 6.5 to 6.8, the electric conductivity of the substrate is 1.5 to 3.5S, and the cation exchange capacity of the substrate is larger than or equal to 100; the organic matters comprise 2 to 5 part of bamboo vinegar liquid, 0.5 to 2 parts of crystallization mother liquid containing 15% to 25% of abamectin, 4 to 8 parts of nucleotide salt, 3 to 8 parts of chitosan oligosaccharide, 1 to 3 parts of starch-acrylic acid graft copolymer, 15 to 40 parts of a straw decomposition agent, 15 to 40 parts of fermented human and animal excreta, 10 to 18 parts of edible fungus residue, 3 to 6 parts of waste bamboo, 2 to 5 parts of plant-charcoal powder, 5 to 10 parts of silt slag, 4 to 6 parts of bone meal and 4 to 9 parts of soybean meal. According to the invention, specific components and proportion are adopted to prepare the organic matters, and the organic matters are combined with inorganic matters to form the acidulous substrate, so that the rhizome substrate soil is high in nutritional ingredient and appropriate in proportion of trace elements, has an excellent odor removing effect, and is clean and nvironment-friendly.
Owner:HUZHOU YIMENG CITY AGRI DEV

Micro-ecological composite inoculant special for overcoming watermelon continuous cropping obstacle and application method

The invention belongs to the field of microbe fertilizers, and provides a micro-ecological composite inoculant special for overcoming watermelon continuous cropping obstacle and an application method so as to solve the problems that various method for overcoming watermelon continuous cropping obstacle possess responding defects. The inoculant is prepared by mixing bacillus laterosporus, bacillus amyloliquefaciens, bacillus circulans, propionibacterium shermanil, tree microbacterium sp., bacillus laevolacticus, trichoderma harzianum, trichoderma asperellum, trichoderma fasciculatum Bissett, paecilomyces lilacinus, streptomyces syringini, gordonia sp., tsukamurella sp. and conexibacter sp. according to a certain ratio. The composite inoculant guarantees watermelon quality safety and environment zero pollution, and helps to reduce peasant production cost, guarantee agricultural product quality safety and protect ecological environment. The composite inoculant effectively overcomes watermelon continuous cropping obstacle, and watermelon which is truly nuisance-free, pure in mouthfeel and high in sweetness is produced. The composite inoculant possesses significant meaning on watermelon production, watermelon peasant income increase, consumer health guarantee, environment pollution reduction and maintenance of agricultural sustainable development.
Owner:AGRI BIOTECH RES CENT OF SHANXI PROVINCE
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