919results about How to "The promotion effect is obvious" patented technology

The invention belongs to the fields of forestry and agricultural residue recycling and organic fertilizer production, and provides a method for producing an organic seaweed fertilizer employing an algae processing waste, and an organic seaweed fertilizer and an organic seaweed compound fertilizer prepared by the method. The method mainly comprises the following steps: crushing and evenly mixing the algae waste; decomposing an algae cell wall, polysaccharide and protein in an enzymolysis manner; carrying out solid-liquid separation on enzymatic hydrolysate, leaching enzymolysis algal residues to prepare extractum by adopting ethanol; mixing the enzymatic hydrolysate with the extractum to form an organic seaweed liquid fertilizer; mixing with a certain ratio of algae residue to form an organic seaweed granular fertilizer; and preparing the organic seaweed compound fertilizer after a proper amount of chemical fertilizer is added. The organic seaweed fertilizer is prepared by the wastes generated in macro-algae processing and micro-algae processing processes as the raw material, so that the operation is simple and convenient; the preparation cycle is short; a new idea for processing the wastes is provided for macro-algae or micro-algae processing enterprises; the environmental friendliness of enterprise production and processing is improved; and economic benefits of the enterprises are improved.

The invention relates to a cold metal plate strip cold continuous rolling production line, which comprises at least uncoiling machine (1), a plate strip head and tail cutting machine (2), welding equipment (17), a stretching and straightening device (4), at least one jet flow descaling unit (5), tension rolls (11), a trimming device (15), randomly selected cold continuous rolling machine set (9), flying shears (7), a coiling machine (8), and a movable sleeve device, wherein the stretching and straightening device (4) comprises at least two tension roll groups (11) and a bending roll group (12); the tension roll groups (11) are arranged in front and at back of the jet flow descaling unit (5) respectively; and the movable sleeve device is only welded between the welding equipment and the stretching and straightening device (4). When the continuous type metal plate strip cold continuous rolling production line and a high-pressure jet flow descaling mode are improved, the productivity of the cold continuous rolling line is improved obviously, the environmental-protection control index of the cold rolling process segment is obviously improved, and the floor area and maintenance cost of the production line are reduced.

The invention relates to a method for associating plants and microorganisms to accumulate heavy metal cadmium in soil. The method comprises the following steps: firstly planting cadmium accumulated plants in cadmium polluted soil; then inoculating cadmium-resistant bacteria in rhizosphere soil of the cadmium accumulated plants; conventionally culturing, watering and moisturizing; enriching cadmium in cadmium accumulated soil by utilizing the absorption effect of the cadmium accumulated plants to the cadmium and reinforcing effect of the cadmium-resistant bacteria; repeating the process so that the purpose of repairing the cadmium polluted soil can be achieved. The soil repairing method is good in effect, low in cost, easy to manage and operate, and free of secondary pollution, and has a wide application prospect.

The invention discloses a preparation method of a medical metal surface slow-released growth factor coating. The method comprises the steps of firstly, using graphene oxide as the growth factor carrier, wrapping growth factors in composite nano granules formed by polycations and polyanions, reacting the nano granules containing the growth factors with the carboxylated graphene oxide so as to form amido bonds, thereby fixing the nano granules on the graphene oxide; and enabling the graphene oxide carrying the growth factors to form the coating on a biologic medical metal surface which is subjected to dopamine treatment by using an extraction method. By utilizing the preparation method, higher growth factor carrying quantity is realized, and meanwhile, the activity of the factors is protected, and the slow-releasing of the factors is realized.

The invention discloses a DNS resource record notarization method and a system based on alliance chain. The method comprises: 1) selecting a plurality of participatory entities to construct an alliance chain; 2) submitting a DNS resource record by a user to one participatory entity of the alliance chain network; 3) generating the trading information for the DNS resource record after the participatory entity verifies the authenticity of the DNS resource record and broadcasting the trading information in the alliance chain; 4) collecting the trading into the blocks by the participatory entity of the alliance chain and packaging the blocks into the alliance chain; 5) when the DNS authority server receives the DNS resource record request from the DNS decoding server, sending the responding DNS resource record to the DNS decoding server; and 6) verifying the authenticity of the DNS resource record by the DNS decoding server; and if there exists information related to the DNS resource record in the alliance chain, then, recording the DNS resource record to be authentic.

The invention discloses a liquid film prepared from crop straw fermentation liquid and an application method thereof. The liquid film comprises the following components in parts by weight: 82-99 parts of raw materials, 11-14 parts of film forming agent, 2-3 parts of plasticizer, 1.3-2.5 parts of crosslinking agent, 0.02-0.05 part of initiator, 0.2-0.3 part of pH regulator and 0.1-0.3 part of additional component, wherein the raw materials include 68-79 parts of crop straw fermentation waste liquid or water, 7-10 parts of bentonite, 2-3 parts of modified starch and 5-7 parts of potassium humate; and the additional component is one or more of crofton weed extraction liquid, potassium nitrate, trace elements and composite microbial agent spore powder. The liquid film disclosed by the invention has the advantages of simple proportioning, simple structure, convenience in use, low cost, low labor intensity and degradability; and after degradation, the liquid film can improve the soil texture and aggregate structure so as to improve the fertilizer efficiency.

The invention discloses a method for rapid mycorrhization of a DSE strain and blueberry tissue culture seedlings, and belongs to the technical field of biology. A strain is R16, and the preservation number is CGMCC No. 13885. The invention also establishes the method for the rapid mycorrhization of the strain and the blueberry tissue culture seedlings. The system uses sterilized moss as a co-culture medium under an aseptic condition, and DSE inoculant adopts a liquid culture method. Compared with an existing method of inoculation by fungus lumps, the strain R16 cultivated by inoculated liquid grows fast and contacts with blueberry root fungus fully, the co-culture time is short and the planting rate is high. The DSE strain R16 has a significantly promoting effect on the growth of the blueberry tissue culture seedlings. Compared with the uninoculated control, the growth of the blueberry seedlings inoculated with DSE strain is significant, the leaves are large and dark green, the root system is developed and the survival rate of transplanting is high.

The invention provides a culture method for tiger frogs, and particularly relates to the field of aquaculture. The culture method includes the steps of frog pond construction, specifies selection and spawning, tadpole culture, froglet and adult frog feeding and disinfection management. By improving the quality of culture water and adjusting a feed formula, technical problems caused by large density, poor water quality and improper feeding in artificial culture of tiger frogs are solved, the immunity of tiger frogs is effectively improved, the morbidity of tiger frogs is reduced, and the survival rate of tiger frogs in artificial culture is increased.

The invention discloses a method for adopting an LED (Light Emitting Diode) lamp for supplementing cucumber seedlings with light. The method comprises the following steps: adopting red and blue light combination for supplementing the cucumber seedlings with light under the condition of natural low light level (light intensity less than or equal to 35micromol.m2.s1), wherein the wavelength of the red light is 630-650nm, the wavelength of the blue light is 430-450nm and the density ratio of effective photosynthetic light quantum of the red light and the blue light is 2 to 1(2R1B) or 1 to 2(1R2B); adjusting the current of LED lamp power supply, for achieving the supplementary light intensity of 50-100 micromol.m2.s1; supplementing light at regular time by adopting a timing controller, wherein the light supplementing time is from 6 am to 6 pm in each day. According to the method provided by the invention, the LED lamp combined with different red and blue light ratios is adopted for supplementing the generally cultured cucumber seedlings with light; the method has the obvious boosting effect on the cucumber seedlings; the stem diameter, complete stool weight, strong seedling index, single plant leave area, root activity, net photosynthetic rate, SOD activity and POD activity of the cucumber seedlings can be effectively increased; the culturing for strong seedlings is realized.

The invention discloses a preparation method of a biogas fermentation accelerant. The fermentation accelerant comprises trace metal elements such as Fe, Co, Ni and Zn. The preparation method comprise the following steps of preparing a thick salt solution in a chloride form; adding quantified thick salt solution into a fermenting methane pool every day, then stirring for well mixing the metal elements in fermentation liquor. The accelerant has good effect for biogas fermentation taking cow dung, pig manure and sheep manure as raw materials, and has good immediate effect on methanogens in biogas fermentation; if the accelerant is added in biogas fermentation, the methane yield can be improved and the methane content of the methane can be improved, the removal rate of COD (chemical oxygen demand), TS (thymidylate synthase) and VS can be obviously improved, and the accelerant has good prospect for promotion and application of the biogas fermentation.

The serial pig raising compound Chinese herbal medicine mixtures have different compounding proportions for the requirement of pig in different growth stages, including sucking pig, piglet, adult pig and hog. The mixtures have the main ingredients of vitamins, choline, trace elements, lysine, calcium biphosphate, stone powder, table salt and 12 kinds of Chinese medicinal materials, including haw, malt, andrographis herb, etc. The mixtures can prevent and treat diseases of pig, raise pigí»s immunity and promote pigí»s growth, has less side effect and less resistance, and is favorable to production of green pork food.

The invention relates to a method for improving growth performance of lawn plants by adopting rare earth lanthanum. The method comprises the following steps of: soaking seeds of lawn plants with lanthanum nitrate water solution at a concentration of 50mg.L<-1>-300mg.L<-1> for 18-24 hours; then sowing the seeds in a culture dish with filter paper spread, and putting the culture dish with the sowed seeds in the sun to germinate the seeds; beginning recording the germination number 2-3 days after sowing the seeds; and after grass seed growth ends, cutting off the plants at ground level with scissors, measuring the fresh weight of the single plant and the total fresh weight, drying the samples in a drying box at 80 DEG C for 8 hours, and measuring each index. Adopted to soak the seeds, the rare earth lanthanum has an influence on germination and initial growth of Lolium perenne L. and Festuca arundinacea.L, has an effect on promoting germination of the two grass seeds, and has an obvious effect on promoting growth of the underground root system parts. Therefore, the research results show that the rooting degrees and green degrees of the grass seeds on the lawns are regulated to achieve the best effects by soaking the seeds with the rare earth element.

The invention belongs to the field of crop straw utilization and discloses a method of accelerating decomposition of maize straw retention. The method comprises the following steps: crushing maize straws; mixing with an assistant; inoculating a straw degrading bacterial agent; burying the straws in soil; controlling the water content of the soil to 60-80% of field water retention; and decomposing at 20-30 DEG C. Pot experiments verify that the method provided by the invention has the best decomposing effect on maize straws and the degradation rate of the straws reaches 51.9% which is improved by 14% compared with that of direct retention of the straws. The TR assistant can remarkably accelerate the straw degrading bacterial agent to generate cellulose, and the filter paper enzyme (FPA), the cellulase activity (CMCase) and the activity of hemicellulase (Xylanase) are greatly enhanced, so that the straws are directly promoted to decompose. The method disclosed by the invention promotes decomposition of maize straws and accelerates the retention process of the maize straws, can be used for conversion and utilization of straw wastes and has a wide application prospect.

The invention relates to donkey-hide nourishing ointment and a preparing method thereof, belonging to the field of nourishment medicines. The prior donkey-hide product is prepared by single donkey-hide glue and a small quantity of additives, thereby having no simple blood nourishing effect; in addition, most ingredients in the prescription of the donkey-hide product are factor-pathogenic, thereby the donkey-hide product is not helpful for digestion and is not suitable to take by people with poor stomach and intestine function. To overcome the defects, astragalus root, prepared rhizome of rehmannia, raw rhizome of rehmannia, mulberry leaf and dried orange peel are soaked in water, the prepared solution is mixed with yam, Tuckahoe and medlar to be concentrated, and after donkey-hide glue, crystal sugar, pulverized niger seed and walnut meat are added and uniformly stirred, basal-body starch and sorbic acid serving as preservative are added. After being taken, the donkey-hide glue nourishing ointment is absorbed by the human body through stomach and intestine, and the effective ingredients enter blood to reach requiring organs. Compared with the similar medicine, the donkey-hide glue nourishing ointment has the characteristics of good treating effect, convenient administration and rapid digestion.

The invention provides a medical polyvinyl alcohol sponge and a preparation method. The preparation method comprises the following steps: adding polyvinyl alcohol and starch into distilled water carrying out dissolving at 50 to 95 DEG C under stirring so as to obtain a mixed solution; adding a cross-linking agent, an emulsifier and a foam stabilizer into the mixed solution and carrying out stirring at 20 to 60 DEG C for 2 to 8 h so as to obtain a second mixed solution; adding an acidic catalyst into the second mixed solution and carrying out an acetalation cross-linking reaction at a constant temperature of 20 to 90 DEG C for 30 to 180 min so as to obtain emulsion-like liquid; and completion of the reaction, pouring the emulsion-like liquid into a mold, carrying out heating at 50 to 95 DEG C for curing, carrying out demoulding and washing after cooling, and then carrying out cutting and sterilization so as to obtain the medical polyvinyl alcohol sponge. The medical polyvinyl alcohol sponge prepared in the invention has a through hole structure, uniform pore diameter, good biocompatibility, excellent affinity, high porosity and fast liquid absorption rate, and is applicable to the field of surgical sciences, especially as a sponge consumable for vacuum sealing drainage.