Patents
Literature
Patsnap Eureka AI that helps you search prior art, draft patents, and assess FTO risks, powered by patent and scientific literature data.

79 results about "Fumigation" patented technology

Fumigation is a method of pest control that completely fills an area with gaseous pesticides—or fumigants—to suffocate or poison the pests within. It is used to control pests in buildings (structural fumigation), soil, grain, and produce, and is also used during processing of goods to be imported or exported to prevent transfer of exotic organisms. This method also affects the structure itself, affecting pests that inhabit the physical structure, such as woodborers and drywood termites.

Wood product heat treatment fumigation equipment

The utility model discloses wood product heat treatment fumigation equipment, and relates to the technical field of wood product treatment. The wood product heat treatment fumigating equipment comprises a fumigating box and an exhaust pipe fixedly arranged on the top face of the fumigating box in a penetrating mode and extending into the fumigating box, and a fumigating mechanism and a control mechanism are arranged on the inner side of the fumigating box; the control mechanism is located on the outer wall of the fumigating mechanism; the fumigation mechanism comprises a placing part and a fumigation part; the placing part comprises a placing frame and a plurality of placing plates, and the fumigating part comprises an air inlet pipe and a turbine; the fumigation device has the technical effects that the steam inlet pipe in the fumigation mechanism introduces steam into the fixed frame and drives the turbine to rotate to enable the rotating box to rotate, the rotating box exhausts the steam through a plurality of steam outlet pipes, the steam spraying range is enlarged, the steam spraying effect is improved, and the steam spraying effect is improved. All parts of the wooden product are fully fumigated, the fumigating effect is improved, the wooden product quality is guaranteed, and the insect attack risk is reduced.
Owner:YANGZHOU SHOULIDE PACKAGING CO LTD

Roadway circulation fumigation system suitable for seed stack

The utility model relates to the technical field of seed fumigation, in particular to a roadway circulation fumigation system suitable for a seed stack, which comprises a layer-changing transfer device, a circulation fumigation device, a tail gas treatment device, a mechanical ventilation device and at least one group of roadways, the layer-changing transfer device is used for conveying the seed stacks into the roadway; the circulation fumigation device is communicated with each roadway and is used for introducing a fumigant into each roadway for seed fumigation; the tail gas treatment device is communicated with the circulation fumigation device and is used for purifying and discharging tail gas generated in each roadway; and the mechanical ventilation device is communicated with the circulation fumigation device and is used for ventilating each roadway. The seed fumigating device can shorten the fumigating time, save the production cost, ensure that the concentration of the fumigant in the roadway is uniform and the fumigant is in full contact with the seeds, improve the utilization rate of the fumigant and improve the seed fumigating quality.
Owner:XIAN KONO ELECTROMECHANICAL TECH CO LTD

Soil fumigation device with soil turning function

The utility model is applicable to the technical field of soil fumigation, and provides a soil fumigation device with a soil turning function, which comprises a bottom plate with a rectangular opening; the frame is fixedly arranged on the bottom plate and is provided with an L-shaped plate; the supporting pad is arranged at the top of the frame; the gas storage bottle is arranged on the supporting pad and is used for storing a chemical gas fumigant; the lifting mechanism is arranged on the frame and used for controlling the soil turning mechanisms to ascend and descend; the plurality of soil turning mechanisms are arranged on the lifting mechanism, and the plurality of soil turning mechanisms are used for turning soil for multiple times. According to the soil fumigating device with the soil turning function, provided by the scheme, not only can the soil be subjected to chemical fumigating, but also the soil can be turned over for multiple times in the fumigating process, so that a fumigant can be uniformly mixed with the soil, and the fumigating effect of the soil is improved.
Owner:SOUTHWEST FORESTRY UNIVERSITY +1

Multi-parameter intelligent monitoring control device for granary

The utility model discloses a granary multi-parameter intelligent monitoring control device, which relates to the granary monitoring technology field, and comprises a granary, a control box and an installation platform, the control box is internally provided with a fumigation adjusting assembly, the situation in the control box can be monitored in real time through an arranged monitor, and an arranged sensor transmits signals to a control unit. A valve is opened, a fumigant in a lifting storage tank is conveyed into a buffer pipeline through a fumigation conveying pipeline, a conveying bent pipe and a connecting pipeline, the arranged buffer pipeline can buffer and store the fumigant, and a plurality of spray heads spray the fumigant to fumigate and kill pests in a control box. The arranged arc-shaped fixing frame plays a role in supporting the buffer pipeline, the arranged protective net plate can play a role in protecting the multiple spraying agent heads, pests are prevented from entering the spraying agent heads to block spraying agent openings, and the arranged limiting buckle can play a role in limiting and fixing connection of the fumigation conveying pipeline and the protective box.
Owner:ANHUI FANGNUO INTELLIGENT TECHNOLOGY CO LTD

Sinkiang sinorhizobium sp. APXJHT24-1 with functions of promoting growth and inhibiting aspergillus flavus and application of Sinkiang sinorhizobium sp. APXJHT24-1

PendingCN122038207ABiocidePlant growth regulatorsBiotechnologySinorhizobium sp.
The invention discloses sinorhizium xinjiangense APXJHT24-1 which has the functions of promoting growth and inhibiting aspergillus flavus, and the preservation number of the sinorhizium xinjiangense APXJHT24-1 is CCTCC (China Center for Type Culture Collection) M 2026229. According to the invention, the integration of two major functions of'generation of a characteristic antibacterial volatile matter of dimethyl disulfide 'and'efficient symbiotic nitrogen fixation' on a single strain is realized in Sinkiang Sinkiang rhizobium for the first time. The dimethyl disulfide released by the strain can accurately down-regulate expression of toxin synthesis key genes and spore development core genes in the aspergillus flavus, so that efficient bacteriostasis is realized on the molecular level. Through one-time inoculation, the strain can synchronously achieve the dual purposes of growth promotion and nitrogen fixation and source bacteriostasis at the rhizosphere ecological niche of the peanuts. Especially aiming at the biological characteristics of overground flowering and underground fruiting of peanuts, a lasting biological fumigation protection layer can be formed in a soil microenvironment in a legume development critical period.
Owner:OIL CROPS RES INST CHINESE ACAD OF AGRI SCI

Antibacterial and mildew-proof structural slab for decoration bottoming and manufacturing method of antibacterial and mildew-proof structural slab

The invention discloses an antibacterial and mildew-proof structural slab for decoration bottoming and a manufacturing method of the antibacterial and mildew-proof structural slab, and belongs to the technical field of artificial board manufacturing. In order to solve the problem that an existing bottom-hitting plate is prone to mildewing when being tightly attached to a cement wall, the method comprises the following steps that surface layer wood shavings and core layer wood shavings are manufactured; spraying an antifungal organic mixed solution to the surface layer wood shavings, and spraying antibacterial plant extract mixed oil to the core layer wood shavings; paving, applying glue, and carrying out hot press molding; the plate blank is subjected to high-temperature and high-humidity antibacterial fumigation treatment firstly, and plant extraction fumigation water containing antibacterial plant extraction mixed oil is used for fumigation; and finally, the surface of the plate is preheated and roller-coated with an anti-mildew organic mixed solution, and a finished product is obtained after drying and curing. The structural slab prepared by the method forms a three-dimensional antibacterial and mildew-proof barrier from inside to outside, has excellent comprehensive properties of long-acting mildew resistance, high antibacterial rate, mildew-proof grade of 0 grade or I grade, formaldehyde emission of HENF grade and nearly zero odor, and is particularly suitable for bottoming of wall surfaces or floors in whole decoration and customization.
Owner:CHENGDU MEIKANGSANSHAN WOOD IND CO LTD

Bacillus velezensis tcs001 volatile gas composition and application thereof

The application provides a Bacillus velezensis TCS001 volatile gas composition, which comprises 2-ethylhexanol, methyl nonyl methyl ketone, 2-decanol and 2-dodecanone, and the mass ratio of 2-ethylhexanol:methyl nonyl methyl ketone:2-decanol:2-dodecanone is 2-7:5-13:2-6:2-23. The Bacillus velezensis TCS001 volatile gas composition can be used as a safe and efficient gas-phase bacteriostatic material for the research and development of a novel fumigation preparation, is suitable for the prevention and treatment of diseases in a closed environment such as a greenhouse, a warehouse and the like, promotes crop growth, and has wide application value.
Owner:ZHEJIANG FORESTRY UNIVERSITY

A novel preparation for inhibiting botrytis cinerea and its application

PendingCN122250461ABiocideFungicidesBiotechnologyIsoeugenol
The application discloses a novel preparation for inhibiting botrytis cinerea and application thereof, and relates to the technical field of bacteriostatic drugs, and has the technical scheme as follows: the active ingredient of the preparation is composed of isoeugenol and bacillus velezensis fermentation liquor.The half bacteriostatic concentration EC50 value of the novel preparation reaches 59.7 ug / mL, and the bacteriostatic capacity is higher than that of the existing technology of bacto in the same concentration.Based on the influence on the membrane permeability of filamentous fungi, the application can synergistically inhibit the pathogenic activity of postharvest fungi of fruits, and is expected to be used for preparing a novel preparation for preventing and treating high-sugar fruits after harvesting.The application is simple to use, environment-friendly, can be directly smeared on the surface of fruits in the planting stage, can not be directly contacted with the fruits in the storage period, and can provide the bacteriostatic capacity for the storage period by using the fumigation mode.The application provides a new choice for the biological prevention of fruits, and has good economic benefits and social benefits.
Owner:CHINA THREE GORGES UNIV

A method of reduced pressure fumigation specifically for control of ephestia cautella and its application

The application discloses a fumigation method and device specially used for controlling Indian meal moth adult, adopts fumigation combining with SO2 and a special fumigation device to provide negative pressure, realizes low concentration and short time high efficiency fumigation, not only significantly improves the control efficiency on Indian meal moth larvae, but also realizes effective control on Indian meal moth eggs, pupae and adult, when the product of SO2 concentration and fumigation time is 10000, the pressure is 20kPa and the fumigation time is 20h, the mortality of Indian meal moth eggs, pupae, larvae and adult is 100%. The fumigation method provided by the application is simple, time and labor saving, the fumigation effect is good, the SO2 concentration is low, the quality of dry fruits is ensured, and the method has important practical significance for large-scale storage of dry fruits.
Owner:INSTITUTE OF AGRO PRODUCTS STORAGE & PROCESSING +1

Device and method for tobacco leaf threshing and redrying on-line spraying of S-ethofenprox

The application discloses a device and method for spraying S-ethofenprox in tobacco threshing and redrying online. The device comprises a dosing unit, a spraying unit and a controller. The controller is connected with an online production control system. The spraying unit is connected with a leaf moistening drum equipment. The dosing unit comprises a medicine tank and a medicine transmission pipeline. The medicine tank is used for storing S-ethofenprox medicine. The spraying unit is used for spraying S-ethofenprox medicine on tobacco in the leaf moistening drum equipment. One end of the medicine transmission pipeline is connected with the medicine tank. The other end of the medicine transmission pipeline extends into the leaf moistening drum equipment and is connected with the spraying unit. A pneumatic diaphragm regulating valve connected with the controller is arranged on the medicine transmission pipeline. The device and method for spraying S-ethofenprox in tobacco threshing and redrying online can spray biological medicine online in tobacco threshing and redrying, so that the purpose of preventing and controlling insect pests of tobacco is achieved. The fumigation and insect killing process in the later storage process of cut tobacco is reduced. The device and method not only save cost, but also reduce chemical pollution and residues.
Owner:CHINA TOBACCO HENAN IND CO LTD

Plant color-retaining insect expelling and killing preparation for heating and fumigating and preparation method of plant color-retaining insect expelling and killing preparation

The invention relates to a plant color-retaining insect repelling and killing preparation for heating fumigation and a preparation method thereof, and relates to the technical field of insect repelling and killing preparations. The insect repelling and killing preparation for heating fumigation can solve the problem that the color and luster degree is reduced due to the fact that pigment components contained in natural plant materials or dyed natural plant materials are leached or oxidized in the long-term dipping process of the natural plant materials or the dyed natural plant materials by insect repelling and killing liquid due to long-term storage.
Owner:ZHONGSHAN LANJU DAILY CHEM IND CO LTD

Storage pest fumigant and application thereof

PendingCN122056276ABiocideAnimal repellantsSitophilusVermin
The invention discloses a stock pest fumigant and application thereof, the main active components of the fumigant are ethyl formate and mushroom alcohol, and the two components are mixed according to a specific proportion to be used for preventing and controlling stock pests such as callosobruchus maculatus, callosobruchus chinensis, rice weevil and maize weevil. Experiments prove that the blending formula of the fumigant has a remarkable synergistic effect, the defect that the mushroom alcohol is easily adsorbed by a medium is overcome while the single use concentration and the combustion risk of the ethyl formate are reduced; the efficient, safe and economical fumigation prevention and control on the storage object pests such as callosobruchus maculatus, callosobruchus chinensis, rice weevil, corn weevil and tribolium cavaleriei in the storage process of grains and agricultural products are realized. The invention provides a new solution for green prevention and control of stored insect pests.
Owner:JIANGSU UNIV OF SCI & TECH

Slow-release fruit fumigation preservative based on natural preservative and preparation method thereof

The invention provides a slow-release fruit fumigation preservative based on a natural preservative and a preparation method thereof, and belongs to the technical field of fruit bacteriostasis and preservation, the slow-release fruit fumigation preservative comprises the following raw material components by weight: 27-35% of a deoxidant, 1.5-2% of calcium chloride, 60-70% of plant essential oil microcapsules, and 1.5-3% of modified calcium peroxide. A humidity response release mechanism is achieved through the chitosan-sodium alginate microcapsules, and the slow release effect of the plant essential oil is achieved; the deoxidant is used for rapidly reducing the initial oxygen concentration in the fruit package and weakening the aerobic respiration of the fruit package; the modified calcium peroxide slowly releases oxygen and absorbs carbon dioxide, so that anaerobic respiration is avoided. The preservative has the advantages of being non-contact, controllable in slow release, friendly in component and the like, and can effectively prolong the storage period of the fruits and maintain the quality of the fruits.
Owner:HENAN HUAYU ZHENCUI BIOTECHNOLOGY CO LTD

A fumigation device for controlling forest pests

This utility model relates to the field of pest control technology and discloses a fumigation device for forest pest control, including a combustion chamber. A blower is detachably installed on the lower side of one side of the combustion chamber, and an exhaust valve is connected to the upper end of the combustion chamber. A flexible hose is connected to the upper end of the exhaust valve, and a servo motor is installed on the other side of the combustion chamber. This utility model's technical solution allows the swaying frame on the support base to pull the flexible hose upwards, thus making the lower air outlet of the swaying hose vertical, facilitating the discharge of smoke and ash. It also allows the swaying frame to swing back and forth on the outside of the flexible hose, achieving a vibration dust removal effect. Simultaneously, workers can tap the pulled flexible hose to effectively remove smoke and ash adhering to the inner wall of the hose, thus preventing smoke and ash from accumulating in the pipe for a long time, causing blockage and affecting the normal operation of the equipment.
Owner:甘肃白龙江插岗梁省级自然保护区管护中心

Application of 2-methylbutyric acid in prevention and treatment of postharvest diseases of mangifera indica

The invention discloses application of 2-methylbutyric acid in prevention and treatment of postharvest diseases of mangifera indica. The diseases comprise mangifera indica anthracnose and mangifera indica stem-end rot. Wherein the pathogenic bacteria of the mango anthracnose comprise Asian colletotrichum gloeosporioides; the pathogenic bacteria of the mango stem-end rot comprise botryosphaeria dothidea and / or physosphaeria sojae. It is found for the first time that 2-methylbutyric acid has significant inhibitory activity on main pathogens after mango picking, and especially shows an efficient fumigation bacteriostatic effect on colletotrichum asiaticum causing mango anthracnose, botryosphaeria dothidea causing mango stem-end rot, and soybean mesotheca dothidea causing mango stem-end rot. 2-methylbutyric acid is mild in smell, so that the adverse effect on the original flavor of mangifera indica can be reduced to a greater extent.
Owner:GUANGXI UNIV

Banana fusarium oxysporum soil fumigation agent and preparation method thereof

The invention belongs to the field of biology, and particularly relates to a banana fusarium oxysporum soil fumigation agent and a preparation method thereof. Active component identification is carried out on volatile organic compounds generated by krill, finally, 2-ethyl-1-hexanol (2EH) which has a remarkable inhibiting effect on banana wilt germs is screened out, the component is used as a main active component to prepare the soil fumigation agent, the soil fumigation agent has a remarkable killing effect on the banana wilt germs in soil, and the soil fumigation agent has a remarkable effect on preventing and treating the banana wilt germs in the soil and has a remarkable effect on preventing and treating the banana wilt germs in the soil. The compound has the advantages of being good in stability and high in safety and is not prone to remaining in soil, an OECD 301C test shows that 2EH belongs to a biodegradable substance, the TOC removal rate within 28 days reaches 100%, and the BOD degradation rate is gt; the compound bactericide is used for soil disinfection, can effectively reduce the number of pathogenic bacteria of banana fusarium wilt in soil and improve the spore inhibition rate, and provides a new method and medicament for field prevention and control of banana fusarium wilt.
Owner:SANYA RES INST OF CHINESE ACAD OF TROPICAL AGRI +1

Catalyzed carbon dioxide organic release system for preventing spoilage in postharvest crops and related methods

A moisture-activated carbon dioxide (CO2) release system is disclosed for postharvest preservation of fruits, vegetables, and other fresh plant products. The system comprises a composition including sodium bicarbonate (SBC) and citric acid that, upon exposure to humidity, rapidly generates CO2 gas to suppress fungal growth. Various deployment systems enable immediate or sustained release based on packaging conditions and crop type. The system provides a safer alternative to traditional fumigation, and provides improved decay control and extended shelf life.
Owner:CRISOSTO CARLOS +2

A strain room sample back-connection device

The utility model provides a kind of strain room sample back connection device, it is related to mushroom cultivation device technical field, including protective outer box, back connection cover, lifting device, suction port and air inlet, detachable observation window is installed in the both sides of protective outer box, operating port is provided in protective outer box front side, through-hole is provided in protective outer box top, support is provided in protective outer box bottom, back connection cover is transparent cover body and is set in protective outer box, operating glove is provided in back connection cover on corresponding operating port, lifting device is set in protective outer box top and is connected with back connection cover by through-hole, suction port and air inlet are oppositely set in the both sides of protective outer box, the present application can solve the problem that traditional inoculation box cannot guarantee completely airtight existence air leakage when being used as strain room sample back device to carry out fumigation sterilization, a small amount of smoke escapes during sterilization process, and the problem that environment and operator are influenced.
Owner:YUNNAN YUNMENG BIOTECHNOLOGY CO LTD

A tractor-driven mobile electric steam soil fumigator with automatic film covering

This invention discloses a tractor-driven mobile electric steam soil fumigation machine with automatic film covering, belonging to the field of agricultural machinery equipment technology. The machine includes a bracket with several plows and harrows fixedly connected to one side. A film-rolling roller is located at the top of one side of each plow and harrow, and a sprocket connecting shaft is rotatably connected to the bracket. The sprocket connecting shaft is also fixedly connected to the film-rolling roller at its through end. An adjustable puncture fumigation component is located on the side of the film-rolling roller away from the plows and harrows. This invention, by employing an adjustable puncture fumigation component, achieves continuous mechanized operation of "plowing and harrowing to loosen the soil, sealing with film, and deep directional steam injection." High-temperature saturated steam diffuses evenly in the sealed space under the film, improving disinfection thoroughness and single-machine operation efficiency. The equipment is stable and reliable in operation, has low maintenance costs, and can flexibly adapt to the fumigation and disinfection needs of different soil types and pathogen targets at different depths.
Owner:SHANDONG DAJIANG AGRICULTURAL TECHNOLOGY CO LTD

A kind of grain storehouse insect control processing circulating fumigation device

This invention relates to the field of grain storage pest control technology, and discloses a circulating fumigation device for grain storage pest control. The device includes a grain storage silo, a motor fixed to one side of the silo, a rotating shaft fixed to the output end of the motor, and an air-jet fumigation assembly fixed to one end of the rotating shaft. The air-jet fumigation assembly includes a rotating cylinder, a rotating shaft three rotating on one side of the rotating cylinder, bevel gear three and bevel gear five fixed to its two ends respectively, a fixing rod fixed to the inner side of the grain storage silo, a bevel gear ring fixed to one end of the fixing rod, a rotating shaft five rotating on one side of the grain storage silo, a bevel gear six and a pulley one fixed to its two ends respectively, a slip ring two sliding on the outer side of the rotating cylinder, an air inlet pipe connected to one side of the slip ring two, a medicine tank connected to one end of the air inlet pipe, and a circulating air pump connected to one side of the medicine tank. This invention has the advantages of reasonable structure, easy control and adjustment, and good circulating fumigation effect within the grain storage silo.
Owner:ANHUI JIESHOUSHI YUNLONG FOOD MACHINE ENG

Sophora davidii culture medium as well as culture method and application thereof

The invention relates to the field of medicinal plant tissue culture, in particular to a nitraria davidii culture medium and a culture method and application thereof. Comprising the following steps: S1, sequentially carrying out concentrated sulfuric acid treatment and chlorine fumigation on sophora davidii seeds to obtain sterile seedlings; s2, cutting the hypocotyls of the aseptic seedlings obtained in the step S1 into segments, and inoculating the segments to a callus induction culture medium; the callus induction culture medium is prepared from the following main components: an MS culture medium, 17 to 23 g / L of cane sugar, 1.5 to 2.5 mg / L of 6-BA and 0.1 to 0.4 mg / L of NAA; s3, inoculating the callus obtained in the step S2 to a callus proliferation culture medium; the callus proliferation culture medium comprises the following main components: an MS culture medium, 17 to 23 g / L of sucrose, 0.3 to 3.5 mg / L of 6-BA and 0.5 to 3.5 mg / L of NAA. The production cost and the environmental risk can be obviously reduced while the quality and the survival rate of tissue culture seedlings are improved.
Owner:SHAANXI PROVINCIAL INSTITUTE OF TRADITIONAL CHINESE MEDICINE (SHAANXI PROVINCIAL TRADITIONAL CHINESE MEDICINE HOSPITAL SHAANXI PROVINCIAL INSTITUTE OF INTEGRATED TRADITIONAL CHINESE & WESTERN MEDICINE)

Saline-alkali adsorber utilizing corncob to simulate plant leaf surface function and manufacturing method and using method thereof

The invention discloses a saline-alkali adsorber for simulating a plant leaf surface function by using corncobs as well as a manufacturing method and a using method of the saline-alkali adsorber, and belongs to the technical field of saline-alkali land treatment. The adsorption conveying part is composed of a hollow reed stem section and charcoal powder filled in the reed stem section, the leaf surface-imitating evaporation part is composed of a corncob section subjected to surface hydrophobic treatment, and one end of the reed stem section is fixedly inserted into one end of the corncob section. The manufacturing method comprises the steps of raw material preparation, corncob surface functionalization treatment and assembly, the corncob surface functionalization treatment sequentially comprises the steps of drying carbonization and pine oil fumigation treatment, layered hydrophobic treatment and cooling cracking treatment, and finally a functional surface with a hydrophobic area and a microcosmic breathing channel is formed on the surface of the corncob. When in use, the adsorber is inserted into soil, under the driving of solar energy, salt-containing water is continuously extracted from the soil, and salt is intercepted and enriched in corncobs. The soil salinization can be effectively treated by utilizing agricultural wastes, and the method has a wide application prospect.
Owner:山东康碳生物科技有限公司

A multi-functional box baffle for collecting propolis in a hive and method of use

ActiveCN118749462BBeehivesAnimal sciencePropolis
The application discloses a multifunctional box baffle for gathering propolis in a beehive and a use method, relates to the field of beehives, and comprises a big box body and a baffle, wherein the bottom end of the big box body is fixedly installed with the baffle; the volatile irritating smell of formic acid stored in the small box body is upwardly passed through the propolis collecting net at the upper opening, the bees have a stress reaction to the smell, and the bees continuously and actively collect propolis to gather and block the small box body; meanwhile, the volatilization and fumigation of the formic acid can disinfect the beehive, prevent mite damage, and promote the normal development of the bee colony, which is multi-beneficial; according to the external propolis source condition, a proper amount of formic acid solution can be artificially added to the small box body at regular intervals to stimulate the bees to collect propolis, and single-species propolis can be collected; the formic acid solution can be artificially added for multiple times to stimulate the bees to continuously collect propolis, prolong the propolis collecting time of the bees, and increase the propolis collecting amount; in addition, according to the strength of the colony, the amount of the added formic acid and the number of the small box bodies can be determined, and the application is flexible.
Owner:JILIN PROVINCIAL APICULTURE SCI RES INST (JILIN PROVINCIAL APIARY PROD QUALITY MANAGEMENT SUPERVISION STATION JILIN PROVINCIAL APIARY GENETIC RESOURCES GENE PROTECTION CENT)

Rhizobium albiziae APHNZY-24-4 with functions of promoting growth and inhibiting aspergillus flavus and application of rhizobium albiziae APHNZY-24-4

The invention discloses a rhizobium mesonii strain APHNZY-24-4 which has the functions of promoting peanut growth and inhibiting aspergillus flavus, and the preservation number of the rhizobium mesonii strain APHNZY-24-4 is CCTCC (China Center for Type Culture Collection) M 2026228. According to the invention, integration of two functions of generating a specific bacteriostatic volatile matter, namely 3-methylbutyric acid, and efficient symbiotic nitrogen fixation on a single strain is realized in the rhizobium japonicum for the first time. 3-methylbutyric acid released by the strain can accurately down-regulate expression of toxin synthesis key genes and spore development core genes in aspergillus flavus, so that efficient bacteriostasis is realized on the molecular level. Through one-time inoculation, the strain can synchronously achieve the dual purposes of growth promotion and nitrogen fixation and source bacteriostasis at the rhizosphere ecological niche of the peanuts. Especially aiming at the biological characteristics of overground flowering and underground fruiting of peanuts, a lasting biological fumigation protection layer can be formed in a soil microenvironment in a legume development critical period.
Owner:OIL CROPS RES INST CHINESE ACAD OF AGRI SCI

Insect medicament fumigation test equipment

The utility model discloses insect medicament fumigation test equipment, which relates to the field of medicament fumigation test and comprises an equipment main body, an insect storage mechanism is arranged in the equipment main body, a connecting ring sleeve is provided with a circulation control mechanism, the circulation control mechanism comprises a rotating ring, a lower shielding plate is fixed in the rotating ring, and an upper shielding plate is fixed at the bottom of a fumigation bin. A notch is formed in the front side of the connecting ring sleeve, an arc-shaped toothed plate is fixed to the notch, a plurality of notches are formed in the edge of the arc-shaped toothed plate, a fixed prism is fixed to the outer side of the rotating ring, a limiting sliding block is slidably connected to the fixed prism, a spring is fixed between the limiting sliding block and the fixed prism, and one end of the limiting sliding block can be matched with the notch in the arc-shaped toothed plate for limiting. The fumigating device has the advantages that the limiting sliding block is shifted to be disengaged from the arc-shaped toothed plate, then the fixing prism drives the lower shielding plate and the upper shielding plate to rotate relatively to open the circulation gap, the rotation amplitude of the lower shielding plate can control the size of the circulation gap, and therefore the circulation rate of medicine flowing to the fumigating bin can be controlled.
Owner:SERICULTURE RES INST OF LIAONING PROVINCE

A method and system for preventing and controlling traditional dry-cured ham cheese fly and insect pests in stages

The application discloses a kind of stage type air conditioning prevention and control traditional dry-cured ham cheese fly pest method and system, according to the fermentation stage of ham and / or cheese fly life history, carry out multiple independent air conditioning treatment cycles at multiple predetermined time points, break through the air conditioning application limit "fresh-keeping" rather than "fermentation" traditional cognition.Flavor quality, metabolomics and microbiome technology are integrated to establish a stage type air conditioning pest control technology system suitable for Yunnan dry-cured ham, effectively inhibit cheese fly pest while maintaining the normal fermentation process and quality characteristics of ham, provide new ideas and new methods for replacing chemical fumigation and traditional fermented meat products Green control has important significance to promote the sustainable development of Yunnan ham industry.
Owner:YUNNAN AGRICULTURAL UNIVERSITY

A method for preventing and treating soft rot of agricultural products by fumigation

This invention relates to the field of agricultural product storage, and more particularly to a fumigation method for preventing soft rot in agricultural products. The method involves fumigation using a cellulose-based material as a carrier, perillaldehyde and / or salicylaldehyde as a base, and the addition of isobutyric acid and / or 2-methylbutyric acid. This invention effectively inhibits and kills *Rhizopus spp.*, the pathogen causing soft rot in agricultural products, maintaining the physiological quality and nutritional value of agricultural products during storage, and significantly extending the storage period. This invention is highly effective, simple to operate, environmentally friendly and safe, and easily scaled up and industrialized.
Owner:INST OF AGRO FOOD SCI & TECH CHINESE ACADEMY OF AGRI SCI

Composition and method for long-distance transportation, storage and sowing of cyclobalanopsis glauca fruits

PendingCN121605967ABiocidePlant growth regulatorsAmino-Levulinic AcidCyclobalanopsis glauca
The invention particularly relates to a composition and a method for long-distance transportation, storage and sowing of cyclobalanopsis glauca fruits. According to the specific technical scheme, the method for prolonging the preservation period of the cyclobalanopsis glauca fruits comprises the steps that the cyclobalanopsis glauca fruits are collected and put into an aqueous solution containing 5-aminolevulinic acid and abscisic acid, the fruits are taken out after being soaked, then the fruits are put into a sealed space, and 1-methylcyclopropene is introduced for fumigation. The invention provides a novel method for treating cyclobalanopsis glauca fruits, the method is low in cost and convenient to operate in the field, the period of validity of the treated fruits under the conventional logistics transportation condition can reach 20-25 days, and enough time is reserved for continuous collection and transportation.
Owner:CHENGDU INSTITUTE OF BIOLOGY CHINESE ACADEMY OF SCIENCES

Application of eugenol in preventing and treating schizaphis graminum

PendingCN122123372ABiocideChemosterilantsEugenolToxicology
This invention belongs to the field of plant protection, specifically relating to the application of eugenol in the control of wheat aphid. The research of this invention demonstrates the repellent, contact-killing, and fumigation effects of eugenol on the agricultural pest wheat aphid. The effects of eugenol on the growth and development of the agricultural pest wheat aphid were assessed using sex life table software, evaluating key parameters of wheat aphid growth and development and population changes at sublethal concentrations. The results showed that eugenol treatment can adversely affect the growth and development of wheat aphids, such as reducing survival and reproductive rates, and decreasing population size. Furthermore, eugenol has a certain synergistic effect with commonly used insecticides. Therefore, this invention has application value in the control of wheat aphids.
Owner:INST OF PLANT PROTECTION CHINESE ACAD OF AGRI SCI