16results about How to "Inhibition amount" patented technology

The invention relates to the technical field of pet food, and particularly discloses a pet food formula for strengthening intestines and balancing nutrition for pets, the pet food formula comprises the following raw materials: meat, vegetables, fruits, whole goat milk powder, Maillard reaction products, composite algae powder, yucca powder and synbiotics microcapsules; the preparation method comprises the following steps: respectively crushing the meat, the vegetables and the fruits; stirring and mixing the meat paste, the vegetable paste, the fruit paste, the whole goat milk powder, the composite algae powder, the yucca powder and the synbiotics microcapsules to obtain a mixed material; placing the mixed material in an extruder to prepare cylindrical particles; spraying the Maillard reaction product on the surfaces of the particles by adopting vacuum spraying equipment; the sprayed particles are fed into a freeze-drying bin to be freeze-dried; and packaging the frozen freeze-dried particles into bags to obtain the pet food capable of strengthening the intestines and being balanced in nutrition. The formula of the pet food capable of strengthening the intestines and balancing the nutrition has remarkable effects in the aspects of improving the health of the intestines, guaranteeing the balanced nutrition, improving the appetite of the pets and the like.

The invention discloses application of bacillus subtilis Z-14 in prevention of spoilage of silage corn straws, and relates to the technical field of whole-plant corn straw silage. According to the invention, a bacillus subtilis strain Z-14 is screened, and the bacillus subtilis strain Z-14 has significant broad-spectrum inhibition of pathogenic fungi and activity of pathogenic bacteria, secretes protease, amylase, cellulase and other digestive enzymes, effectively inhibits the number of bacteria, fungi and escherichia coli in the silage corn straw, accelerates the reduction of the pH value of the silage corn straw, and improves the yield of the silage corn straw. The content of aflatoxin B1 in the silage corn is obviously reduced, the silage quality is improved, a foundation is laid for effectively inhibiting the spoilage of the silage corn straw, and the silage microbial additive has huge application potential.

This negative electrode for a lithium ion secondary battery is characterized by comprising a negative electrode mixture layer containing a carbon-based negative electrode active material, a Si-based negative electrode active material, and carbon nanotubes, wherein when 100 is the ratio at which the carbon nanotubes coat the surface of the Si-based negative electrode active material, the ratio at which the carbon nanotubes coat the surface of the carbon-based negative electrode active material is at least 20 but no higher than 50.

The invention belongs to the field of cultivation of precious tree species, namely, erythrophloem artichoke wood forests, and particularly relates to a material-saving-free cultivation technology for erythrophloem artichoke. In order to solve the problems of many branches, unobvious trunks, low outturn percentage, many wood knots in main outturn sections and poor quality in the early stage of an existing artificial evergreen forest, the invention provides the following scheme that the method comprises the following steps: (1) environment regulation and control of early-stage afforestation grafting: S1, environment control: uniform intermediate cutting and different-age mixing, and block intermediate cutting and different-age mixing; s2, associated tree species are selected, wherein the associated tree species and fast-growing tree species are mixed at the same age; (2) a young forest stage tending management stage: S3, afforestation and tending management: the first three years after afforestation is the afforestation tending management stage, and the main technology comprises afforestation density, tending, fertilization and bud picking and pruning; the method can improve the early-stage trunk formation of the erythrospermum erythrorhizon forest, inhibit the number of knots, reduce the cost, and improve the wood yield and quality.

The invention discloses a sex attractant for yellow rice borers as well as a preparation method and application of the sex attractant, and relates to the technical field of agricultural pest monitoring, prevention and control. The sex attractant comprises an active component which is prepared from (Z)-dodecyl-9-ene-1-yl acetate, (E)-dodecyl-9, 11-diene-1-yl acetate and (7E, 9Z)-dodecyl-7, 9-diene-1-yl acetate, and the sex attractant is prepared from an active component which is prepared from the following components of (Z)-dodecyl-9-ene-1-yl acetate, (E)-dodecyl-9, 11-diene-1-yl acetate and (7E, 9Z)- According to the sex attractant disclosed by the invention, aiming at the current sugarcane area dominant population, the three active components have a synergistic effect, so that the trapping activity of the current sugarcane area dominant population is remarkably improved, and the problems that the trapping activity is low and the specificity is poor due to the fact that a control object is not matched with the dominant population in the existing sex attractant product are solved. Field trials show that the trapping quantity of the sex attractant provided by the invention on the yellow rice borers is obviously higher than that of a control group, the sex attractant has extremely high population specificity, and accurate monitoring and efficient trapping and killing of yellow rice borer populations can be realized.

The present invention relates to: a method for forming a large-area perovskite thin film capable of producing a high-quality large-area perovskite thin film; a coating agent used therefor; and a perovskite solar cell comprising the large-area perovskite thin film as a light-absorbing layer.

The invention provides a saponin compound functional fertilizer for preventing and treating root-knot nematode, and belongs to the technical field of fertilizer application. The main components of the compound functional fertilizer comprise tea saponin, alfalfa saponin and a fertilizer compound additive, and the fertilizer compound additive comprises urea, monopotassium phosphate, potassium chloride, ammonium sulfate, boric acid, citric acid and vermiculite. The two effective components of tea saponin and alfalfa saponin are combined and compounded into the fertilizer, the action mechanisms in the aspect of preventing and treating root-knot nematodes are different, cross resistance does not exist, and the tea saponin and the alfalfa saponin are combined and compounded into the fertilizer to have an obvious synergistic interaction effect; the composition has the advantages that the composition is simple in preparation method, the control effect on root-knot nematodes and the plant growth promotion effect are obviously better than those of single agents of tea saponin and alfalfa saponin, the generation and development of the drug resistance of the root-knot nematodes are delayed, and the use amount of pesticides is reduced, so that the cost is reduced, and the pollution to the environment is reduced.

The present application provides a kind of plant pathogenic soil biological control agent and its preparation method and application technology, which is composed of multiple different genera of biocontrol strains and their metabolite concentrated solid 70-90% and auxiliary materials 10-30% with complementary mechanism and target.The fermentation concentrated liquid of multiple strains is mixed with carrier, and then spray dried to obtain the compound bacteria fermentation liquid concentrated solid;Then it is mixed with auxiliary materials to granulate to obtain the present application.The present application is used for the prevention and control of plant diseases caused by one or several of fusarium, pythium, pathogenic streptomyces, rhizoctonia solani, raoultella, erwinia carotovora and other plant pathogenic bacteria and nematodes that can survive in soil and its pathogenic soil.The present application effectively improves the microecological environment of pathogenic soil, induces plant disease resistance effect, constructs a good plant soil ecosystem and promotes plant growth and development.

The invention relates to the technical field of green prevention and control of agricultural pests, in particular to a green prevention and control method for rice pests based on combination of multiple spiders and application of the green prevention and control method for rice pests based on combination of multiple spiders. Placing density and position of the spiders: after the rice is transplanted, uniformly putting the combination of the various spiders into the rice field according to the putting density; and ecological environment optimization: arranging shelters for inhabiting and avoiding of the spiders in the rice field to promote survival and reproduction of the spiders. According to the method, multiple spiders with ecological niche complementarity are screened, a natural enemy community which can be stably colonized in a rice field and has a synergistic effect is constructed, continuous and efficient control over main pests of rice is achieved, and finally the purposes of completely replacing chemical pesticides, protecting the ecological environment and producing green rice are achieved.

The present invention provides a reduced pressure drying device and a reduced pressure drying method that can reduce the number of pumps in a reduced pressure drying device for drying a coating layer formed on the upper surface of a substrate by reducing pressure. The reduced pressure drying device (1) has a reduced pressure mechanism (20) comprising a first dedicated pump (51), a second dedicated pump (52), and a shared pump (55). The first dedicated pump (51) performs exhaust from a first chamber (11). The second dedicated pump (52) performs exhaust from a second chamber (12). The shared pump (55) can be switched between exhaust from the first chamber (11) and exhaust from the second chamber (12). Thus, the number of pumps can be reduced.

An electric double layer capacitor that can suppress the generation of gas and achieve long lifetime is provided. A positive electrode and a negative electrode have a polarizable electrode layer including activated carbon, and electrolytic solution includes an aprotic solvent and quaternary ammonium salt. A value of an index D of this electric double layer capacitor calculated by the below formula using an amount W (meq / g) of total acidic surface functional group per a unit weight of activated carbon, initial capacity Z (F / g) per a unit weight of activated carbon, and specific surface area (m2 / g) per a unit weight of activated carbon. D=W / S×Z / S×106

The invention provides application of histone acetyltransferase GhGCN5 in regulation and control of cotton fiber development, and relates to the technical field of molecular breeding. After the GhGCN5 gene is edited in cotton, both the initial number of fibers and the length of mature fibers are increased; the overexpression GhGCN5 gene can significantly inhibit the growth of cotton fibers in the initial and elongation stages, and leads to the reduction of the length and quantity of mature fibers. The GhGCN5 gene capable of regulating and controlling the development of the cotton fibers, provided by the invention, provides new gene resources and theoretical support for the quality improvement of the cotton fibers.

The invention discloses probiotics and application of a metabolite indole of the probiotics in antitumor drugs, wherein the probiotics are probiotics capable of producing indole. The invention has the advantages that the growth of tumors can be obviously inhibited by adopting the lactobacillus acidophilus or the product indole thereof for treatment, and a stronger anti-tumor function is shown by combining the lactobacillus acidophilus or the product indole thereof with the PD-1 monoclonal antibody. The anti-tumor function of the PD-1 monoclonal antibody can be remarkably enhanced, and the lactobacillus acidophilus or the product indole thereof is safe to eat, free of toxic and side effects, low in cost and good in application prospect in the aspect of clinical transformation.

The present invention proposes a whitening and anti-aging composition containing exosomes and a preparation method thereof, and belongs to the technical field of cosmetics. Chinese medicine polysaccharides are prepared by water extraction and alcohol precipitation of Poria cocos, ginseng, licorice, and Dendrobium candidum, and a complex is formed with phycobiliprotein and copper salt, and loaded into milk exosomes to obtain milk exosomes loaded with the complex; quercetin, fisetin, and ginsenoside Rg1 are formed into a mixed eutectic to prepare a nanoemulsion, which is mixed with the milk exosomes loaded with the complex to prepare a whitening and anti-aging composition containing exosomes. The whitening and anti-aging composition containing exosomes prepared by the present invention has good whitening, anti-aging, and antioxidant effects, good transdermal absorption effect, and can improve microcirculation, promote skin metabolism, whiten skin, promote skin elasticity, delay skin aging, and remove facial spots and scars.

Provided is an apparatus that derives a luma intra prediction mode and a chroma intra prediction mode, determines a size of a luma transform unit and a size of a chroma transform unit using luma transform size information, adaptively filters the reference pixels of a current luma block based on the luma intra prediction mode and the size of the luma transform unit, generates prediction blocks of the current luma block and the current current block and generates a residual luma residual block and a chroma residual block. Therefore, the distance of intra prediction becomes short, and the amount of coding bits required to encode intro prediction modes and residual blocks of luma and chroma components is reduced and the coding complexity is reduces by adaptively encoding the intra prediction modes and adaptively filtering the reference pixels.

The invention relates to the technical field of food fresh keeping, and particularly discloses a composition with an antibacterial function, a preparation method and application in fresh keeping of hot fresh meat, the preparation method comprises the following steps: (S01) taking lactobacillus plantarum, lactobacillus reuteri and fructo-oligosaccharide, mixing, stirring, setting constant temperature, and adjusting humidity to obtain an antibacterial matrix; (S02) mixing sodium alginate with the bacteriostatic substrate, stirring, and adjusting the pH value to obtain a bacteriostatic structure substrate; (S03) adding a grape seed extract, adjusting the stirring speed and duration, measuring the concentration data of each component, and testing the solubility to obtain a functional antibacterial component; and (S04) adopting principal component analysis, gradually adjusting the proportion of each component, judging the influence of different proportions on bacterial colony inhibition by monitoring and analyzing the number of bacterial colonies and the inhibition rate, and obtaining an optimal proportion combination according to experimental data to obtain a preparation scheme of the composition with the antibacterial function. The invention has the characteristics of being beneficial to maintaining the health and balance of intestinal microecology, good in safety and better in stability.