32results about How to "Maintain water holding capacity" patented technology

The invention provides a compound photosynthetic bacteria preparation for enhancing the phytoremediation for heavy metal pollution of soil and a preparation method thereof. The high concentration compound photosynthetic bacteria preparation of thiocapsa roseopersicina and rhodopseudomonas capsulata is adopted through the step that thiocapsa roseopersicina cultures in purple sulfur photosynthetic bacteria and rhodopseudomonas capsulate cultures in purple non-sulfur photosynthetic bacteria are subjected to such culture steps as seed activation, seed culture and anaerobic fermentor irradiation culture. The compound photosynthetic bacteria preparation is used for enhancing the phytoremediation for heavy metal pollution of soil, thiocapsa roseopersicina as sulfur-oxidizing bacteria can be used for oxidizing relatively stable sulfides with heavy metals, thereby promoting sulfur cycle of soil, reducing the PH value of soil and improving the activity of heavy metals; the thiocapsa roseopersicina and rhodopseudomonas capsulata as bacterial manure can promote the conversion of soil substances, improve the soil structure and soil fertility, promote plant growth and improve the biomass of plants enriched with heavy metals, thereby enhancing the efficiency of phytoremediation for heavy metals in soil.

A compound water-retaining agent for meat products is prepared from the following materials according to weight proportion: 30 to 50 parts of sodium alginate, 10 to 20 parts of calcium chloride, 10 to 20 parts of calcium lactate, 10 to 20 parts of calcium propionate and 20 to 30 parts of antioxidant. The compound water-retaining agent is safe to use, and is non-toxic and harmless. The compound water-retaining agent is mainly used in meat products to retain water, preserve meat products, absorb moisture and increase weight, and after being added, the compound water-retaining agent can enhance the stability of products, prevent meat protein denaturation and meat fat deterioration, keep the internal water-holding capability of food, tender meat, shorten the cooking time and improve the shape, flavor, taste and color of food.

The invention discloses a culture method for improving the oleic acid content of peanuts. The method comprises the following steps: selecting a new variety of peanuts with high oleic acid; sowing in an optimum period; covering with a black-and-white plastic film; additionally applying an organic fertilizer, inorganic fertilizer and coated control-releasing fertilizer for mixed use; spraying foliar fertilizer in a later period; and adopting a chemical adjusting method and an irrigation method to increase soil temperature. The method is utilized to plant peanuts so as to improve the per-mu yield of the peanuts by 20-40 kg, improve the oleic acid content of peanuts by 3-10 percent and have favorable economic benefits and social benefits.

The invention relates to an application of cold-adapted protease MCP-01 for tenderizing meat, which belongs to the technical field of food biological technology. The present invention has the following technical schemes for tenderizing meat: (1) preparing cold-adapted protease MCP-01 to a cold-adapted protease MCP-01 solution with the concentration of 5 - 20 micrograms/ml; (2) washing the meat required to be tenderized, and immersing into the cold-adapted protease MCP-01 solution obtained in step (1), storing at the temperature of 0 - 8 DEG C for 18 - 30 hours. The protease is capable of specifically degrading collagen in connective tissue of meat under the temperature of 0 - 4 DEG C, which has good potential application in the process of tenderizing meat.

The invention discloses a medium trace element fertilizer which comprises the following components: 0.1-0.5 part of alginate, 30-40 parts of calcium ammonium nitrate, 10-15 parts of magnesium nitrate, 7-20 parts of sulfate, 5-10 parts of sodium borate and 25-50 parts of water. The preparation method comprises the following steps: according to the ratio of the raw materials, sequentially adding water, magnesium nitrate, sulfate and borate into a reaction kettle, adjusting the pH value, and controlling the temperature to be 50-60 DEG C and the rotation speed to be 20-25r/minute; further adding calcium ammonium nitrate and sodium alginate, controlling the temperature to be 60-70 DEG C and the rotation speed to be 10-15r/minute; after a gel is formed, increasing the rotation speed to be 40-50r/minute, and drying. The alginate fused with a biological source is beneficial for a saturated fertilizer solution to form the gel, medium trace elements can be prevented from being fixed by soil, the effect of slow and controlled release of nutrients can be achieved, the moisture utilization rate can be increased, and the medium trace element fertilizer can be also used as a liquid fertilizer additive. The invention further provides application of the medium trace element fertilizer.

The invention relates to a composite water-retaining agent for meat products. The composite water-retaining agent is prepared by mixing the following raw materials in parts by weight: 30-50 parts of protease, 10-20 parts of nonionic surfactant, 20-30 parts of antioxidant, 5-10 parts of carrageenan, 0.5-3 parts of softening agent and 10-15 parts of sodium alginate. The product is white odourless powder, is soluble in water, is alkaline and is safe, non-toxic and harmless to use. The composite water-retaining agent is mainly used in the meat products to retain water, retain freshness, prevent decay, absorb water and increase the weight. After the composite water-retaining agent is added, the stability of the products can be improved, the water binding capacity inside food can be maintained, meat can be tenderized, the cooking time can be shortened, and the shape, flavor, taste and color of food can be improved.

The invention relates to a composite water-retaining agent for meat products. The composite water-retaining agent is prepared by mixing the following raw materials in parts by weight: 30-50 parts of protease, 10-20 parts of nonionic surfactant, 20-30 parts of antioxidant, 5-10 parts of carrageenan and 10-20 parts of composite phosphate. The product is white odourless powder, is soluble in water, is alkaline and is safe, non-toxic and harmless to use. The composite water-retaining agent is mainly used in the meat products to retain water, retain freshness, prevent decay, absorb water and increase the weight. After the composite water-retaining agent is added, the stability of the products can be improved, the water binding capacity inside food can be maintained, meat can be tenderized, the cooking time can be shortened, and the shape, flavor, taste and color of food can be improved.

The invention discloses a complex humectant. The complex humectant is prepared from the following constituents in parts by weight: phosphates 70-95, calcium carbonate 2-8, hydrophilic colloids 5-20, maltitol 1-5 and polydextrose 3-8. The invention also provides a preparation method of the complex humectant. According to the invention, through adding a small amount of the complex humectant into cakes, the water holding capacity of the cakes can be kept and the soft and creamy mouthfeel of the cakes also can be retained.

The invention discloses a glutinous rice healthyfood and a preparation method thereof. The preparation method of the glutinous rice healthyfood comprises the following steps: I, soaking; II, ozone treatment; III, steaming; and IV, molding. The prepared glutinous rice healthy food is soft and glutinous in taste, convenient to store, free of preservatives and other additives, green and healthy.

The invention discloses a skin-friendly and high-water-absorbent material for infant diapers and a preparation method of the skin-friendly and high-water-absorbent material, and belongs to the technical field of water absorbent materials. The skin-friendly and high-water-absorbent material includes the following raw materials of sodium alginate, polysaccharide from gracilarria, water, calcium chloride, L-arabinose, milk fibers, and chitin fibers; and the preparation method includes the steps of mixing, stirring, gel forming and the like. According to the skin-friendly and high-water-absorbentmaterial for the infant diapers and the preparation method of the skin-friendly and high-water-absorbent material, by adopting the L-arabinose, the milk fibers and the chitin fibers as a reinforcing system, the water absorbent and mechanical properties of the skin-friendly and high-water-absorbent material for the infant diapers are improved.

The invention discloses a method for combined enhanced phytoremediation of polycyclic aromatic hydrocarbon polluted farmland soil, and relates to the technical field of soil organic pollution remediation technologies, the method comprises the following steps: spraying an anionic-nonionic mixed surfactant in the polycyclic aromatic hydrocarbon polluted farmland soil, applying plant ash, and planting a low-accumulation crop radish at the same time. According to the method, adsorption-state polycyclic aromatic hydrocarbon in soil is promoted to be released into a soil solution by using the anionic-nonionic mixed surfactant, the biological activity of the soil is improved, the phytoremediation efficiency is further improved, plant ash is used as a fertilizer, the activity and the number of indigenous microorganisms are improved, biodegradation of the polycyclic aromatic hydrocarbon in the soil is promoted, the method has the advantages of no damage to the field structure, large-area application, low investment, simple operation, environmental protection, safety, effectiveness and environment beautification, and has important significance on continuous and efficient utilization of land cultivated land resources.

The invention discloses a breeding method for improving the quality of pork of the Wuzhi mountain. Demands for pigsty building, daily feed, feeding and exercise are involved. According to the pigsty building, multiple fence sheds and matched ecological exercise fields are involved; the fence sheds are built in a semi-closed symmetric mode, and holes for pigs to enter and exit from the ecological exercise fields are formed in one side of an enclosure of each fence shed; the ecological exercise fields are matched with the fence sheds, the pigs enter and exit from the ecological exercise fields and the fence sheds by depending on revolving doors, through the revolving doors and manual selection, the pigs different in size can be controlled to enter the ecological exercise fields different insize, and the breeding effects of partitioning rotation and reasonable grouping are achieved; according to the daily feed and feeding, each pig is fed with concentrated feed and fermented feed every day, feeding is conducted at least twice in the morning and in the afternoon, and the feeding amount can be properly increased and decreased according to the sizes of the pigs; according to the exercise, free exercise and free drinking are conducted, the fence sheds are swept every day, and medicine addition for epidemic prevention is conducted at regular time periods. Accordingly, the water holding capacity of the pork is maintained, the meat is fresh, tender and juicy, the meat color is bright, and the effect of finally improving the quality of the pork of the Wuzhi mountain is achieved.

The invention belongs to the technical field of dietary fiber, and particularly relates to a preparation method of dietary fiber, dietary fiber powder and vegetable freeze-dried powder. The preparation method of the dietary fiber comprises the following steps: (1) respectively crushing and filtering different vegetables, and collecting filtrate and filter residues; (2) mixing the filtrate with thefilter residues, and performing oscillation to obtain suspension; (3) mixing cellulase, alpha-amylase and the suspension obtained in the step (2), and performing enzymolysis to obtain enzymatic hydrolysate; (4) performing enzyme deactivation and cooling on the enzymatic hydrolysate obtained in the step (3), mixing the enzymatic hydrolysate with pectinase and acid protease, and performing enzymolysis, enzyme deactivation and filtration to obtain enzymatic filtrate; and (5) concentrating and drying the enzymatic filtrate obtained in the step (4) to obtain the dietary fiber. According to the preparation method of the dietary fiber, main active substances in the dietary fiber can be reserved, no pollution is caused, and besides, the water retention capacity of the dietary fiber can be kept.

The invention discloses a breeding matrix for woody seedlings, which comprises, by weight, the following raw materials: 10-30 parts of antibiotic bacteria slag anaerobic fermentation biogas residue organic fertilizer, 10-30 parts of iron tailing sand, 10-20 parts of humus soil or farmland soil; the compost fermentation raw materials of the antibiotic bacteria slag anaerobic fermentation biogas residue organic fertilizer include, by weight: 10-30 parts of antibiotic bacteria slag anaerobic fermentation biogas residues, 10-30 parts of defoliation tree leaves and 1-5 parts of microbial agent. Thebreeding matrix can be used for cultivating woody seedlings, not only can the production cost of the breeding matrix is greatly reduced, but also the waste is utilized, and the foundation is laid forthe healthy ecological circulation agriculture and forestry development. The invention also discloses a method for preparing the breeding matrix, which provides a theoretical guide for better obtaining the breeding matrix for woody seedlings.

The invention relates to the field of seafood products, and discloses a preparation method of a tuna hamburger. The preparation method includes the steps of tuna slitting, soaking and seasoning, pre-wrapping powder wrapping, pulp wrapping, crumb wrapping, tuna hamburger freezing and ice coating. Tunas can provide amino acids essential for the human body and has the following functions of protecting the liver, enhancing the liver function, preventing arteriosclerosis, effectively reducing the cholesterol content, and capable of activating brain cells, prompting brain internal activities, effectively preventing iron-deficiency anemia and the like. In addition, tuna meat is low in fat and calorie and has good-quality protein and other nutrients, people can be kept in slim figures by eating tuna food, nutrients required by the body can be balanced, and the tuna food is an ideal choice for modern women to easily lose weight.

The invention discloses a planting method for potted aegiceras corniculatum, which comprises the following steps: (1) taking pond bottom mud, exposing the mud to the sun for 5-6 days, adding compositesoil of which the weight is 0.3-0.6 times that of the dried pond bottom mud into the dried pond bottom mud, mixing the mud and the composite soil evenly, adding clean water of which the weight is 0.08-0.1 times that of the mixture into the mixture, and mixing the mixture and the water evenly to obtain planting soil for potted aegiceras corniculatum; (2) adding planting soil for potted aegiceras corniculatum accounting for 1/2 of the capacity of a feeding block into the feeding block, putting an aegiceras corniculatum tree vertically in the feeding block, and continuing to cover the feeding block with 4-6cm of the planting soil for potted aegiceras corniculatum; and (3) applying nutrient solution to the aegiceras corniculatum tree every 15-18 days. The planting method for potted aegicerascorniculatum provided by the invention is low in cost and easy to operate, can improve the survival rate and ornamental value of potted aegiceras corniculatum, and promotes the development of the planting industry of potted aegiceras corniculatum.

The invention relates to the technical field of aquatic product processing, and provides a processing method of a low-temperature cooking instant squid product aiming at the problem that squid muscles with low moisture content are poor in mouth feel. The method comprises the steps: making fresh squids into squid carcass raw materials, and placing the squid carcass raw materials in a 45-55 DEG C water bath to be heated; taking out the raw materials, and cooling and dicing the raw materials; adding seasoning liquid into the squid blocks, and rolling the squid blocks to be tasty; draining the seasoned squid blocks, performing vacuum packaging, and performing immersion type water bath cooking at the temperature of 68-75 DEG C for 3-6 hours; taking out the seasoned squid blocks and cooling the seasoned squid blocks, and then freezing and storing the product. The method comprises the following steps: performing preliminary heating on squid carcasses, solidifying the form, performing finite denaturation on muscle protein, reducing juice loss in later dicing and processing processes, treating the squid dices with seasoning liquid, improving the instant taste, performing vacuum packaging, and performing immersion type water bath cooking; the prepared squid product is high in moisture content, slightly hot-processed, high in nutritional value, convenient and instant, and unique in taste.

The invention relates to a method for preparing plant tissue protein by wet extrusion. The method comprises the following steps that a protein raw material and a starch raw material are mixed; grease is emulsified, water is added for being mixed, and a finished product is extruded. By optimizing parameters such as raw material selection, temperature and extrusion area configuration, the beany flavor of the product is successfully reduced, the storage stability and protein toughness of the product are improved, and the obtained product has good commercial value.

The invention provides a preparation method of a high-performance roasted diacrete, relates to a preparation method of the diacrete, belongs to the field of building material manufacturing, and aims at solving the problems that diatomite in the diacrete in the prior art is not roasted under high temperature, and the cinerite activity cannot be fully played, so that the intensity cannot be improved, and meanwhile, the conventional high-performance concrete additive is not environmentally friendly. According to the technical scheme, the method comprises the following steps: 1, roasting under high temperature of 850 DEG C; 2, powdering; 3, mixing; 4, mixing and stirring, wherein diatomite in the high-performance concrete taking roasted diatomite as the main raw material contains 92.470% of SiO2, 2.015% of Al2O3, 2.362% of Na2O, 1.274% of Fe2O3, 0.824% of Cl, 0.138% of MgO, and 0.917% of other impurities.

The invention provides a making process of high-calorie flavored dried fish and belongs to the field of aquatic product processing. The making process includes steps of raw material treatment, pretreatment, pickling, flavoring, air-drying and refining treatment. The dried fish made by the process is delicious, nourishing, low in salt content, mellow and tender in meat and high in palatability; high-calorie yolk powder is added and matched with high-protein fish meat, so that the high-calorie flavored dried fish is higher in consuming satisfaction degree, convenient to eat and long in shelf life.

The invention provides a high-efficiency sintering flue gas adsorbent and a method for preparing waste residues through microwave co-processing. The adsorbent is prepared from the following raw materials according to the weight ratio of the mixed slurry of fly ash, carbide slag and water to the refining waste residue of 1:0.8-1.2. The method is as follows: using the action of microwave field to modify industrial solid waste fly ash, carbide slag and refining waste slag and prepare a high-efficiency adsorbent for sintering flue gas. The method uses a wide range of sources of raw materials, the preparation method of the adsorbent is simple, and the preparation process consumes relatively little energy. Compared with the traditional process, the preparation time of the adsorbent is greatly shortened and the cost of the preparation of the adsorbent is reduced. The purpose of efficient and rapid desulfurization and denitrification at the same time under low temperature gas conditions, the average desulfurization rate can reach 98.8%, the average denitrification rate can reach 91.9%, and reduce the environmental hazards of industrial solid waste and sintering flue gas.