105 results about "Allicin" patented technology

The invention relates to the technical field of microorganisms and bio-organic fertilizers, and particularly discloses a bio-organic fertilizer for preventing and treating rhizome diseases of horseradish and application of the bio-organic fertilizer, the bio-organic fertilizer comprises the following components: component A: a bacillus velezensis microbial inoculum with the preservation number of CCTCC NO: M 2022923 and a trichoderma yunnanense microbial inoculum with the preservation number of CCTCC NO: M 2025645; the component B is prepared from soybean meal, vinegar residues, charcoal, wollastonite powder and allicin. The biological organic fertilizer disclosed by the invention can be used for increasing the content of growth hormones such as salicylic acid (SA), jasmonic acid (JA) and ethylene (ET) and phytoalexin as well as the activity of chitinase and beta-1, 3-glucanase of a wasabi root system, and has a relatively good prevention and treatment effect on a black heart disease caused by infection of phoma wabi Yokog and a soft rot disease caused by infection of pectobacterium carotovorum subsp. Carotovorum (Pcc). The biological organic fertilizer disclosed by the invention has a relatively good prevention and treatment effect on the soft rot disease caused by infection of the phoma wabi Yokog and a relatively good prevention and treatment effect on the soft rot disease caused by infection of the phoma wabi subsp. Carotovorum (Pcc).

The invention discloses a novel long-acting bird repellent and a preparation method thereof, and belongs to the technical field of chemical bird repelling. The bird repellent is composed of a core material and a wall material, the core material is a mixture of geraniol, cinnamyl aldehyde and allicin according to the mass ratio of 1: (1.2-1.5): (0.5-0.8), the wall material is modified beta-cyclodextrin and pumpkin seed protein nanoparticles, and the mass ratio of the geraniol, the cinnamyl aldehyde and the allicin is (5-7): (3-5): (1-3). The preparation method comprises the following steps: preparing the quaternary ammonium salt modified beta-cyclodextrin, including the core material, performing high-speed shearing emulsification on the quaternary ammonium salt modified beta-cyclodextrin and the pumpkin seed protein nano dispersion liquid, and performing freeze drying to obtain a final product. According to the invention, a stable and compact'molecular inclusion + physical barrier 'dual slow-release structure is constructed by utilizing the electrostatic interaction between the positively charged modified beta-cyclodextrin and the negatively charged protein nanoparticles, the release time of effective components is remarkably prolonged to 9 months or more, and the composite material has excellent rain wash resistance and ultraviolet resistance, and can be used for preparing a composite material with a good application prospect. And efficient, environment-friendly and long-acting bird repelling is realized.

The invention discloses allicin oleogel as well as a preparation method and application thereof, and belongs to the technical field of medicines. The allicin oleogel is prepared from the following raw materials: allicin, an oil phase, a gelator and a surfactant, the gelator comprises beeswax and / or fruit wax; the surfactant comprises one or more of caprylic / capric polyethylene glycol glyceride, Tween 20 and polyglycerol fatty acid ester. The gel factor forms oil gel through crystal self-assembly, allicin is solidified and intercepted in the oil gel, the gel factor is optimized, and a surfactant is used in a matched manner, so that a release behavior similar to that of a mixed solution of free allicin and an oil phase can be obtained, and the transdermal release rate is improved. The allicin oil gel can effectively entrap allicin, cover the peculiar smell of the allicin and improve the stability of the allicin, and through abdominal transdermal administration, the medicine accumulation amount in subcutaneous adipose tissues is remarkably increased, and the treatment effect on obesity and complications thereof can be improved.

The invention discloses sepiolite loaded allicin-copper composite antibacterial powder and a preparation method and application thereof.The preparation method comprises the following steps that under the stirring condition, a solution containing copper ions is dropwise added into sepiolite dispersion liquid, meanwhile, a sodium hydroxide solution is dropwise added till the pH ranges from 4 to 7, and copper-sepiolite mixed liquid is obtained; the copper-sepiolite mixed solution is stirred at the normal temperature, aged, subjected to suction filtration, dried, ground and sieved, then roasting treatment is conducted, and roasted sepiolite is obtained; dispersing the roasted sepiolite in a solvent B, and dropwise adding an allicin solution into the solvent B under a stirring condition to obtain an allicin-copper-sepiolite mixed solution; the allicin-copper-sepiolite mixed solution is stirred, washed, subjected to suction filtration, dried, ground and sieved, and the sepiolite loaded allicin-copper composite antibacterial powder is obtained. According to the sepiolite loaded allicin-copper composite antibacterial powder prepared by the preparation method disclosed by the invention, the remarkable antibacterial stability and antibacterial broad-spectrum performance are further improved, and the application range is wider.

The invention provides a decapterus maruadsi deepwater net cage culture method, and belongs to the technical field of decapterus maruadsi culture. According to the method, the submersible net cage is adopted, the decapterus maruadsi is located in the optimal growth water layer at the temperature of 20-25 DEG C all the year round according to rising and falling of seasons (surface water temperature), a guide pipe is adopted for fixed-point feed feeding, and the feed coefficient is reduced to 1.25 or below. According to the method, a water temperature-feeding amount-allicin-probiotics coupling model is established, the enteritis incidence rate in the high-temperature period is controlled within 2%, and annual continuous growth of decapterus maruadsi in deep and far sea is achieved.

The present invention belongs to the technical field of pesticides, and particularly relates to a pesticide composition containing resveratrol. A pesticide composition containing resveratrol, the active ingredient of which is composed of osthole or allicin and resveratrol compounded. The present invention compounds osthole or allicin with resveratrol in a certain mass, showing a synergistic effect on various plant fungal disease pathogens, which can improve the control effect on plant diseases, providing data support for the effective prevention and control of wheat basal rot, wheat scab, peanut root rot, peanut southern blight and maize scab, and is of great significance for the high-quality and high-yield of crops such as wheat, peanut and maize.

The invention belongs to the technical field of enzyme gene engineering, and particularly relates to a methionine gamma-lyase mutant with improved enzyme activity and application thereof. The methionine gamma-lyase mutant CqMGLV160I / V265I with high activity is obtained by taking methionine gamma-lyase (CqMGL) which is derived from Calorama quimayensis and of which cysteine residues at 116 sites are replaced by histidine residues as a parent and carrying out site-specific mutagenesis on amino acid residues at key sites through transformation. The methionine gamma-lyase mutant CqMGLV160I / V265I with high activity can be obtained by using the methionine gamma-lyase mutant CqMGLV160I / V265I as the parent. By adopting the CqMGLV160I / V265I mutant disclosed by the invention, the conversion rate of enzyme catalysis can be improved, allicin is efficiently synthesized, and the mutant is successfully applied to the aspects of food, feed, chemical industry, medicine preparation and the like.

The invention relates to the technical field of compound extraction, and discloses equipment and a method for extracting pure natural garlic oil by using acetone, and the method comprises the following steps: crushing and homogenizing clean garlic and acetone, stirring at regular time to obtain uniformly mixed garlic homogenate, removing residues from the uniformly mixed garlic homogenate through a filtering and separating unit, and drying to obtain the pure natural garlic oil. Storing the acetone recovery liquid in a buffer tank; transferring the acetone recovery liquid to a first vacuum concentration unit, removing acetone in the acetone recovery liquid, transferring the acetone recovery liquid with acetone removed to an extraction unit, adding ethyl acetate, and fully stirring and uniformly mixing to obtain an extraction recovery liquid. According to the method, the service life of allyl and allylthiosulfinic acid in the garlic oil can be prolonged through acetone extraction, the spontaneous condensation reaction of sulfide can be slowed down through the polar environment of acetone, generation of allicin to DADS / DATS can be slowed down through acetone, the biological activity of the allicin extract is improved, and the method is suitable for industrial production. The mixture extracted by using an acetone extraction method is rich in other effective sulfur-containing compounds.

The application discloses a method for preparing goldfish feed from fermented abalone viscera powder, and comprises the following steps: preparing fermented abalone viscera powder, including raw material pretreatment, strain activation, anaerobic fermentation and final treatment; preparing a formula of the goldfish feed, including fermented abalone viscera powder, spirulina powder, fish meal, soybean meal, rice bran, wheat flour, fish oil, alpha-starch, soybean lecithin, calcium dihydrogen phosphate, vitamin premix, mineral premix, betaine, garlicin, VC-phosphate, lysine and choline chloride; and preparing the goldfish feed, including accurate batching, uniform mixing, moisture adjustment and molding, grading granulation, drying and cooling and grading screening. The fermentation and feed preparation process is simplified, the complicated enzymolysis-fermentation combined process is abandoned, no professional technical personnel are needed, and the household breeders can prepare the feed through simple equipment, and the enterprises can mass-produce the feed; the formula is optimized for goldfishes in different growth stages, is suitable for multiple goldfishes such as golden goldfish and grass goldfish, and has high application flexibility.

The invention discloses a tricholoma matsutake milk tablet for preventing tumors and a preparation method thereof, and belongs to the technical field of medicine and health food. The tablet comprises dry milk powder, dry tricholoma matsutake extract powder, dry fructus broussonetiae powder and dry garlic powder. The tricholoma matsutake extract dry powder is prepared through the steps of enzymolysis pretreatment, ultrasonic-assisted extraction, decoloration purification and the like. The dry garlic powder is prepared by enzymolysis pretreatment, spray drying, microencapsulation treatment and coating of a protective layer. By optimizing the component proportion and innovating the preparation process, the problems of low bioavailability, insufficient synergistic effect, gastric mucosa irritation and the like of natural active components are solved. High-quality protein in the dry milk powder and the tricholoma matsutake polysaccharide form a nanoscale complex, so that the bioavailability of the polysaccharide is improved; the multi-layer protection mechanism of the dried garlic powder can retain the activity of allicin and reduce the stimulation of gastric mucosa; the fructus broussonetiae component and the tricholoma matsutake polysaccharide synergistically enhance immune response and relieve eye discomfort possibly caused by allicin. Milk lipid is used as a natural adhesive, so that the safety and taste of the tablet are improved.

This invention discloses a method for eliminating moss growth on macadamia nut leaves, relating to the field of agricultural planting technology. The specific method involves spraying a moss-removing agent onto the macadamia nut leaves during the moss occurrence period, applying moss inhibitor I to the main stem, and applying moss inhibitor II to the soil surface around the main stem. The moss-removing agent comprises the following raw materials in parts by weight: 40-50 parts of allicin, 15-24 parts of urea, 5-18 parts of calcium propionate, 20-27 parts of calcium sulfate, 10-17 parts of calcium chloride, 20-35 parts of vegetable oil, 1-10 parts of titanium dioxide, 1-5 parts of glutathione, and 1-3 parts of dispersant. This invention solves the problems of slow effectiveness, short duration of action, and low plant safety in current macadamia nut leaf moss control methods, achieving highly efficient control.

The invention discloses a method for screening dry lotus root varieties with high starch content, which relates to the technical field of dry lotus root planting. The method comprises the steps of building a seedling pond, selecting seeds, soaking seeds, raising seedlings and the like. First, dry lotus root varieties with high starch content are screened out. Then, the soil structure of the seedling pond is optimized, the soaking liquid is optimized, the soaking steps are optimized, and multiple light treatments are optimized. At the same time, corresponding stem and leaf development promoting liquid is used to significantly promote the development of dry lotus root stems and leaves, thereby selecting the best and screening dry lotus roots with higher starch content. Allicin is also added to the second-stage stem and leaf development promoting liquid, which has antibacterial and antifungal properties, thereby improving the survival rate of seedling transplanting and affecting the agronomic traits of the dry lotus root, thereby improving the soluble sugar content of the dry lotus root and thus improving the wine yield of the dry lotus root.

The application discloses a flagellum inhibiting peptide of pseudomonas aeruginosa and a preparation method and application thereof, and the sequence of the flagellum inhibiting peptide is Lys-Ile-Gly-Leu-Phe-Arg-Trp-Arg. The synthetic inhibiting peptide has a time-dependent self-assembly ability, can gradually evolve from scattered granular into filamentous structure, and finally forms a stable net-like morphology. The synthetic inhibiting peptide can significantly inhibit the flagellum motility of PAO1 and other strains of pseudomonas aeruginosa, and has synergistic antibacterial activity when combined with allicin, ciprofloxacin, meropenem, levofloxacin, polymyxin B and the like. Moreover, the synthetic inhibiting peptide has obvious bacteriostatic and healing-promoting effects on burn wound infection.

The invention relates to the field of compound synthesis, in particular to a method for continuously synthesizing allicin E by using a continuous flow reactor, solves the problems of long reaction time, substandard purity, high safety risk and the like of the existing allicin E, and has the advantages of low production cost, simplicity in operation, environmental friendliness, simplicity in post-treatment and facilitation of industrial production.

The invention discloses a cutting propagation method for sinojackia xylocarpa, and belongs to the technical field of plant asexual propagation. The cutting propagation method of the sinojackia xylocarpa comprises the following steps: immersing cutting slips of the sinojackia xylocarpa into an ethylicin solution, and then inserting the cutting slips into a cutting medium for cultivation. By means of the cutting propagation method, the cutting rooting rate of the twigs of the sinojackia xylocarpa can be remarkably increased by controlling the cutting time, the cutting environment, the cutting treatment, the cutting medium and other factors, the highest cutting rooting rate after two months can reach 90%, and the highest cutting rooting rate after three months can reach 80% or above. The cutting propagation method provided by the invention is simple and rapid, low in cost and easy to implement on a large scale.

The invention relates to the technical field of resource utilization of blanched garlic roots, and particularly discloses a blanched garlic root full-chain collaborative resource utilization method which comprises the following steps: detecting allicin concentration and bacteriostatic activity fluctuation value of each blanched garlic root recovery batch, judging whether a root system bidirectional synchronous necrosis risk exists or not, and if the risk exists, determining that the blanched garlic root is in full-chain collaborative resource utilization. Screening an effective enzymatic recovery batch with the lowest allicin concentration, obtaining an enzymatic warm-time group, screening an efficient thermal inactivation recovery batch with the lowest bacteriostatic activity fluctuation, and obtaining an inactivation warm-time group; then constructing an allicin concentration and bacteriostatic activity correlation model, and correcting the inactivation temperature-time group to obtain an effective inactivation temperature-time group; and finally, integrating enzymatic and effective inactivation warm-time groups through cross time sequence analysis, and determining a full-chain collaborative time sequence cultivation warm-time group, thereby realizing full-process collaborative management and control of recovery, treatment and reuse of the blanched garlic roots, eliminating the problem of blanched garlic root system necrosis, improving the survival rate and quality of blanched garlic leaves, and promoting efficient and safe resource utilization of the blanched garlic roots.

The invention belongs to the technical field of insecticides, and particularly provides a compound low-toxicity insecticidal solution which comprises the following components in percentage by mass: 2-5% of allicin, 1-10% of essential oil, 2-5ppm of methoprene and the balance of water. The compound low-toxicity insecticidal liquid provided by the invention is in a liquid dosage form and has effective insect expelling and killing effects, the used active components are non-toxic to livestock, the compound low-toxicity insecticidal liquid can be sprayed in a breeding environment and feed for disinfection in a spraying manner, the compound low-toxicity insecticidal liquid is convenient and rapid to use, and the compound low-toxicity insecticidal liquid has the effects of improving the breeding environment, reducing the ammoniacal odor of a breeding house and facilitating the growth of livestock and poultry.

The invention discloses a plant fermented beverage and application. The plant fermented beverage comprises the following raw materials in parts by weight: 30-50 parts of garlic fermentation liquor, 10-20 parts of lemon fermentation liquor, 10-20 parts of auxiliary components and the balance of purified water, through the microbial fermentation technology, the bioavailability of bioactive components in the plant raw materials is improved, and synergistic interaction of multiple health effects is achieved through metabolites of probiotics. Specifically, macromolecular substances in the plant raw materials such as the garlic, the bitter gourd, the ginger and the mulberry leaves are degraded into micromolecular active components which are easier to absorb, such as allicin, momordica saponin, gingerol and 1-deoxynojirimycin (DNJ), and the components show a remarkable effect in the aspect of heart and cerebral vessel protection. Meanwhile, probiotic metabolites such as short-chain fatty acid and antioxidant peptide generated in the fermentation process further enhance the health effect of the product.

The invention discloses a compound root humectant for improving the transplanting survival rate of cassava seedlings and a preparation method of the compound root humectant, and relates to the technical field of functional preparations for agricultural planting. Comprising 8-13 parts of a cassava homologous extract, 2-4 parts of trichoderma spore powder, 1-3 parts of an allicin derivative, 6-10 parts of modified konjac glucomannan, 11-17 parts of an intelligent water absorption component and 4-6 parts of a betaine-humic acid chelated nutrition component. Through the specific matching of the cassava homologous extract and the trichoderma spore powder-allicin derivative composite disease prevention component, and in combination with a customization process of low-temperature activation and targeted layered coating, the effectiveness of bioactive components is effectively retained, and the three-layer structure microparticles realize a closed loop of activity retention, precise attachment and step-by-step release, so that the disease prevention effect is improved. The inner-layer biological components play a role in root promotion and disease prevention after transplanting, the middle-layer intelligent water absorption components continuously lock water, and the outer-layer chelating nutrient components are slowly supplied, so that the absorption rule of thin and weak root systems of cassava seedlings is accurately adapted.

The application discloses a composite antibacterial daily chemical additive based on a shurbly tree extract and a preparation method thereof, relates to the field of daily chemical additives, and contains the following raw materials in parts by weight: shurbly tree extract 20-50 parts, synergistic antibacterial agent 10-30 parts, stabilizer 5-15 parts, dispersing agent 3-10 parts, and solvent in the rest amount; the composite antibacterial daily chemical additive based on the shurbly tree extract and the preparation method thereof introduce the synergistic antibacterial agent, such as tea tree oil, rosemary extract and garlicin, cooperate with the shurbly tree extract, and produce a strong synergistic antibacterial effect. This not only greatly prolongs the antibacterial time, enables the hand sanitizer to realize persistent antibacterial effect for more than several hours, enables the laundry detergent to be effective after multiple washes, but also realizes broad-spectrum and efficient antibacterial effect, and can cope with various microbial environments. Meanwhile, the added stabilizer such as beta-cyclodextrin effectively protects the active ingredients, prevents the active ingredients from being decomposed and disabled by external environment, and enables the additive to have high stability.

The present application relates to a kind of compound preparation for preventing and treating poultry enteritis diarrhea, it is mainly made of the following weight parts proportion raw materials: catnip 10-12 parts, 10-12 parts of banlangen, 8-10 parts of heartleaf hedyotis, 10-12 parts of pepper, 10-15 parts of green wormwood, 8-10 parts of Chinese clematis, 10-12 parts of atractylodes, 3-5 parts of xylo-oligosaccharide, 1-3 parts of garlicin, 1-3 parts of capsaicin, 5-7 parts of vitamin C, 0.1-0.3 parts of vitamin A, 4-5 parts of bacillus licheniformis, 4-5 parts of butyric acid clostridium, 10-12 parts of brown sugar.The compound preparation can effectively improve the immune function of organism, prevent and treat diarrhea caused by poultry enteritis, improve intestinal health;While preparation enters organism, is easily absorbed, and clinical administration is convenient, suitable for group administration, save manpower and material resources.

The present invention relates to the technical field of microorganisms and bio-organic fertilizers, and specifically discloses a bio-organic fertilizer for preventing and treating wasabi root diseases and its application. The bio-organic fertilizer comprises the following components: Component A: Bacillus velezensis agent with a deposit number of CCTCC NO: M 2022923 and Trichoderma yunnanensis agent with a deposit number of CCTCC NO: M 2025645; Component B: soybean meal, vinegar dregs, biochar, wollastonite powder, and allicin. The bio-organic fertilizer of the present invention can increase the content of growth hormones such as salicylic acid (SA), jasmonic acid (JA), and ethylene (ET), and the phytoalexin content in the wasabi root system, as well as the activity of chitinase and β-1,3-glucanase, and has an effect on the growth of stem mold of wasabi ( Phoma wasabiae Yokog) infection and carrot soft rot caused by Pectobacterium carrot subspecies ( Pectobacterium carotovorum subsp .carotovorum, It has a good control effect on soft rot caused by Pcc) infection.

A use of allicin E for prevention and treatment of Nocardia seriolae infection, comprising: adding a compound as represented by formula (I) to a feed for largemouth bass. The feed can ameliorate the condition of largemouth bass infected with Nocardia, reduce the mortality rate of largemouth bass, and reduce the threat to food and environmental safety caused by long-term use of antibiotics.

The invention relates to the technical field of rare earth allicin complexes, in particular to a rare earth allicin complex and a preparation method and application thereof.The preparation method comprises the following steps that rare earth nitrate is dissolved in a mixed solvent of water and acetonitrile to obtain a rare earth nitrate solution, and allicin is dissolved in ethyl alcohol to obtain an allicin solution; adjusting the pH value of the rare earth nitrate solution, adding a surfactant and an auxiliary ligand into the rare earth nitrate to obtain a first reaction solution, slowly dropwise adding the allicin solution into the first reaction solution, heating and stirring, carrying out reduced pressure distillation, and collecting the precipitate to obtain a crude product; and washing the crude product, and purifying by using column chromatography to obtain the rare earth allicin complex. According to the rare earth allicin complex and the preparation method and application thereof, the thermal decomposition temperature of the allicin is remarkably increased, and the redox bactericidal effect of rare earth ions and the broad-spectrum antibacterial activity of the allicin are synergistic, so that the rare earth allicin complex has an excellent antibacterial effect.

This utility model relates to the field of allicin technology and discloses a mixing and concentration device for allicin preparation raw materials. The top of the reaction vessel is provided with a sealing groove, and a sealing ring is snapped into the inside of the sealing groove. The top of the sealing ring is fixedly connected to the vessel lid, and the bottom of the vessel lid is fixedly connected to a flow guide hood. The top of the vessel lid is fixedly connected to a water storage tank, and the top right side of the water storage tank is fixedly connected to a drain pipe. The top rear side of the water storage tank is fixedly connected to a water pump, the rear side of the water pump is fixedly connected to a water inlet pipe, and the front side of the water pump is fixedly connected to a water outlet pipe. By setting up a flow guide hood, a collection box, etc., the water pump delivers cooling water to the upper surface of the flow guide hood through the water outlet pipe, thereby reducing the temperature of the flow guide hood. The water after heat exchange is discharged through the drain pipe for cooling, forming a circulation and keeping the flow guide hood at a low temperature, thereby enhancing the condensation effect of the flow guide hood, improving working efficiency, and facilitating operation by staff.

The invention provides a medicament for treating a milk disease of eriocheir sinensis and a preparation method of the medicament. The medicament is prepared from the following raw materials in parts by weight: 6-7 parts of traditional Chinese medicine components, 2 parts of allicin and 1 part of an additive, wherein the traditional Chinese medicine components comprise coptis chinensis, golden cypress, schisandra chinensis, astragalus membranaceus and gallnut, and the additives comprise epsilon-polylysine, protocatechuic acid and rosmarinol. According to the medicament for treating the milk disease of the eriocheir sinensis, the efficacy limitation of a single natural medicine is broken through through a technology of combining the compound traditional Chinese medicine components with the allicin and the additive, the application of the natural medicine of aquatic products is promoted, a culture mode is assisted to be transformed to be green and efficient, and a brand new thought is provided for treating the milk disease.

The utility model belongs to the technical field of allicin filling protection, and particularly relates to a needle head of an allicin gas protection filling machine, which comprises a needle cylinder, a leading-out end arranged at the bottom of the needle cylinder, a sleeving end arranged at the top of the needle cylinder, a liquid medicine connector arranged at the top of the sleeving end, a gas connector A arranged on one side of the sleeving end, and a gas connector B arranged on the other side of the sleeving end. The bottom of the sleeving end is fixedly connected with a connecting part. According to the needle head of the filling machine, the needle cylinder, the sleeving end, the leading-out end and the liquid medicine connector are arranged, when the needle head of the filling machine is put into use, the tightness of overall connection of the needle head can be improved, the working efficiency is improved, it is ensured that leakage cannot occur in the filling process, and the needle head can be flexibly applied to filling operation of penicillin bottles and ampoule bottles; in addition, allicin and another inert gas are injected to the outer side of the needle head in the injection process so as to protect the stability of liquid medicine.

The present invention provides a use of allicin E for preventing and treating Vibrio parahemolyticus infection in giant freshwater prawns, comprising the step of: adding a compound as shown in formula (I) to giant freshwater prawn feed. This can improve Vibrio parahemolyticus infection in giant freshwater prawns, reduce the mortality rate of giant freshwater prawns, and reduce the threat to food and environmental safety caused by long-term use of antibiotics.

This invention belongs to the field of pest control technology and discloses the application of an amide compound in controlling golden apple snails. The amide compound is 2-(4-chlorophenoxy)-N-{4-[9-(4-{[(4-chlorophenoxy)acetyl]amino}phenyl)-9H-fluorene-9-yl]phenyl}acetamide, which is used as the active ingredient to prepare an attractant. This attractant has a significant killing effect on golden apple snails. Experiments show that when the dosage of the amide compound is 4 mg, the cream flavoring is 4 g, and the allicin is 2 g, the attractant can attract golden apple snails to feed to the maximum extent and exert a killing effect. The amide compound used in this invention requires a small amount, and the preparation method of the attractant is simple and the raw material cost is low, making it suitable for practical field production.

The application discloses a porous aerogel-based intestinal sustained-release sodium butyrate preparation and a preparation process thereof, and belongs to the field of feed additives. The preparation process comprises the following steps: preparing a sodium butyrate solution and an alginate sodium and sodium lignosulfonate encapsulating solution containing allicin and / or gingerol by using water as a solvent; spraying and adsorbing the sodium butyrate solution on porous nanometer silicon dioxide aerogel to obtain a loaded semi-finished product; and then spraying and adsorbing the encapsulating solution on the surface of the loaded semi-finished product, drying and sieving to obtain the preparation. In the preparation, the content of the aerogel is 30%-60%, the content of the sodium butyrate is 40%-65%, the content of the alginate sodium and the sodium lignosulfonate is 5%-10%, and the content of the allicin and / or the gingerol is 0.4%-1.0%. The preparation has the characteristics of high gastric passage rate, excellent intestinal sustained-release performance, high-temperature granulation resistance and the like, effectively improves the bioavailability of the sodium butyrate, and can be widely applied to the feed additives for sows in the late gestation period and the lactation period.