132 results about "Fumigation" patented technology

The invention relates to the field of silkworm breeding, in particular to a composite disinfection method suitable for a silkworm house and a silkworm rearing instrument. The composite disinfection method comprises the following steps: S1, carrying out physical and chemical combined preliminary disinfection; S11, cleaning and airing a movable instrument, and cleaning and disinfecting the silkworm house by using ultraviolet rays; s12, disinfecting the movable appliance and the silkworm house by using a chemical agent; s2, deep disinfection is conducted, specifically, a cinnamyl aldehyde and potassium permanganate mixed solution is taken to disinfect a silkworm house, then sulfur powder is used for fumigation disinfection, exhaust is conducted till no pungent smell is left, and the cinnamyl aldehyde and potassium permanganate mixed solution is prepared from cinnamyl aldehyde, water and potassium permanganate according to the volume ratio of 3-4: 5: 1-2; s3, disinfection before the silkworm period. Compared with the prior art, the disinfection method has the advantages that after the silkworm room and the silkworm rearing instrument are disinfected, few sedimentation bacteria are detected on the silkworm room and the silkworm rearing instrument, nuclear polyhedrosis viruses are not detected in silkworm bodies, the silkworm death rate is reduced to 0.3-1.1% and is far lower than that of other disinfection methods when the silkworm room or the silkworm rearing instrument is used for trial breeding of silkworm eggs, and the effect is extremely good.

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.

The utility model discloses a phosphine gas generating system. According to the technical scheme, the device comprises a material storage module, a material distribution module, a generation module, a processing module, a measurement and control module and a rack box body. According to the scheme provided by the utility model, the stored grain fumigation insect killing can be more effectively realized, the safety risk of dosing by personnel is completely avoided, the labor intensity is reduced, the workload is reduced, and the medicine can be stored for a long time as long as being placed in the bin once and can be released for multiple times according to the fumigation requirement; the generation opportunity and the dosage of the phosphine can be selected timely and reasonably, and the drug release concentration can be regulated and controlled according to actual conditions, so that the effective optimal CT value of the pest lethal concentration is achieved, and the dosage is reduced to the greatest extent; fumigating residues are subjected to innocent treatment, and residual gas is sent back to a grain pile, so that zero emission of poison gas is realized, the pesticide effect is fully utilized, and the environmental pollution is reduced; the whole fumigation operation and the circulation process are all carried out under the inner film of the granary pile, so that poison gas leakage is avoided, and grains are better protected.

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.

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.

The utility model relates to the technical field of grain storage and discloses a grain storage circulation fumigation device which comprises a storage bin body and a mounting frame, the mounting frame is fixedly connected to the top of the storage bin body, one end of the mounting frame is fixedly connected to one side wall of the storage bin body, and the other end of the mounting frame is fixedly connected to the other side wall of the storage bin body. The storage bin main body is provided with a medicine applying part for circulating fumigation, the bottom of an inner cavity of the storage bin main body is rotatably connected with a plurality of groups of rotating rods, the outer side walls of the rotating rods are fixedly connected with spiral blades, and the top ends of the rotating rods penetrate through the top of the inner cavity of the storage bin main body and are fixedly connected with worm wheels; a rotating shaft is rotationally connected between the inner side walls of the storage bin body, a shifting piece is fixedly connected to the outer side wall of the rotating shaft, a fixing frame is fixedly connected to the top of an inner cavity of the storage bin body, and a reciprocating lead screw is rotationally connected to an inner cavity of the fixing frame. According to the scheme, the permeation effect of fumigation gas can be improved, and the insect prevention effect of the circulation fumigation device is improved.

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.

The invention discloses a bee breeding box, and relates to the technical field of bee breeding, the bee breeding box comprises a box body, two supporting plates arranged on the inner walls of the two sides of the box body respectively, frames arranged between the two supporting plates, and bee inlets and outlets formed in the side walls of the box body, and the upper plate surfaces of the supporting plates are provided with accommodating grooves matched with the frames; the two jacking assemblies are arranged on the two supporting plates correspondingly; and the two lifting assemblies are arranged on the two sides of the box body correspondingly, and the two lifting assemblies are connected with the two jacking assemblies correspondingly. By means of the jacking structure, the frame can be taken and placed more conveniently, the labor intensity of operators is relieved, and the operation efficiency and safety of the frame are improved; the fumigation function is combined with the jacking structure, and after the frame is jacked up by the jacking assembly, fumigation smoke is in full contact with the frame and bees, the effect is uniform, and therefore the prevention and treatment effect is improved.

The invention relates to the field of broiler chicken breeding, in particular to a broiler chicken three-dimensional cage rearing method which comprises the following steps: S1, preparing for chicks, fumigating and disinfecting a chicken house with formaldehyde 5 days before chicks enter, ventilating after closing the chicken house for 24 hours, and cleaning a trough and a water fountain; cages are distributed in the henhouse in an array mode, a passage is reserved between every two rows of cages, an automatic drinking system, a feeding system, a manure cleaning system, a ventilation system, a temperature control system, an illumination system and a control system are installed in the henhouse in a matched mode, and photovoltaic panels are laid on the roof of the henhouse. S2, breeding in a brooding period, feeding chicks into a cage when the chicks are 0-3 weeks old, and feeding less than 20 chicks per square meter of cage bottom area; various sensor structures are additionally arranged, the internal environment of the henhouse is monitored, remote control over the internal environment of the henhouse is facilitated, the auxiliary fan is additionally arranged, ventilation is conducted on the middle layer of the cage, the vertical ventilation performance of the whole cage is better, the temperature and humidity of the whole cage are kept consistent with those of the internal environment of the henhouse, regulation and control over the environment of the henhouse are facilitated, and practicability is improved.

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.

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.

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.

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.

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.

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.

The utility model discloses a grain and oil storage device which comprises a cabinet body, a driving motor and a stirring rod, a rice bin is arranged on the cabinet body, the stirring rod is vertically and rotatably arranged in the rice bin through the driving motor, a fumigation box communicated with the interior of the stirring rod is arranged on the stirring rod, and the fumigation box is connected with the driving motor. And a plurality of air outlet holes communicated with the fumigation box are formed in the rod body. According to the device, the defects that in the prior art, the device only cools to destroy the living environment of bacteria or rice worms and prolong the storage time of grains, but the bacteria and the rice worms possibly adopt hibernation and other modes to pass the time period, and the bacteria and the rice worms cannot be effectively removed are overcome. Therefore, the grain and oil storage device can effectively remove bacteria and rice worms.

The invention relates to the technical field of green prevention and control of stored grain pests, in particular to a nano-emulsion for preventing and controlling stored grain pests, namely panonychus rustinae, as well as a preparation method and application of the nano-emulsion. According to the preparation method of the nano-emulsion provided by the invention, the dispersing capacity and the stability of the garlic essential oil in water are improved through embedding of the natural tea saponin; meanwhile, a low-temperature ultrasonic emulsification technology is adopted, so that the activity loss of essential oil is effectively avoided. The preparation process is simple, the prepared nano-emulsion adopts the tea saponin and the garlic essential oil to achieve a synergistic effect, the control efficiency can be effectively improved, the contact killing rate of the nano-emulsion on prymaria rugosa is larger than or equal to 97%, and the fumigation death rate is larger than or equal to 98%. Meanwhile, the tea saponin and the plant essential oil are adopted as core components of the nano-emulsion, the components are natural, the environmental safety is high, and the risk that residues exceed the standard is avoided, so that an industrialized feasible solution can be provided for a green grain storage technology, and the nano-emulsion is particularly suitable for closed / semi-closed storage scenes such as grain storage warehouses, farm granaries and household granaries.

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.

The present invention discloses a myrosinase-producing Cupria virescens strain and its application in preventing and controlling soil-borne diseases. Cupriavidus sp.) is deposited under CGMCC No. 34736. Further provided are uses of the strain for preventing and controlling soil-borne fungal diseases and methods for soil disinfection. The soil disinfection method provided by the present invention significantly increases the amount of isothiocyanates produced during biological fumigation technology and significantly inhibits soil-borne pathogens.

The application discloses application of natural unsaturated aliphatic aldehyde in prevention and treatment of plant parasitic nematodes. The natural unsaturated aliphatic aldehyde is trans, trans-2,4-heptadienal and trans-2-heptenal. The plant parasitic nematodes are root-knot nematodes, cyst nematodes and pine wood nematodes. Both the trans, trans-2,4-heptadienal and the trans-2-heptenal can exhibit excellent nematocidal activity through contact killing and fumigation, which provides a basis for development of green and environmentally-friendly nematocidal agents, and has a good application prospect for replacing traditional chemical nematocidal agents.

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.

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.

The invention relates to a bucket elevator for killing insects through cold smoke smoking. One side of the sealing cover is rotationally assembled on one side of the outlet through a hinge shaft, and the hinge shaft is sleeved with a torsional spring so as to provide elastic acting force for the sealing cover to block the outlet. The locking mechanism comprises a bolt arranged on the sealing cover and a lock sleeve arranged on the elevator body, an opening is formed in the end, facing the bolt, of the lock sleeve so that the bolt can be inserted, the bolt is provided with a protruding blocking table, a lock pin matched with the blocking table in a blocking mode is arranged on the lock sleeve in the radial direction, and when the sealing cover is opened, the bolt is inserted into the lock sleeve, and the lock pin is matched with the blocking table in a blocking mode. The cover closing mechanism comprises a sliding rod assembled on the elevator body in a sliding mode, the outer end of the sliding rod is connected with a pull rope, and the pull rope is connected with the lock pin in the axis direction of the lock pin after bypassing the pulley. When the inner pipe moves at the bottom of the elevator body, the sliding rod can be pushed to move so that the pull rope can pull the pull pin outwards, and the sealing cover resets through the torsional spring to close the outlet. The outlet can be automatically closed when the inner pipe is inserted, and insecticide is prevented from escaping.

The utility model relates to the technical field of grain storage equipment, in particular to a fumigation device for grain storage, and aims to solve the problems that when part of existing equipment is used for performing fumigation treatment on grains, the internal grains cannot be effectively and uniformly fumigated and cannot be stirred and turned over, so that the fumigation effect is poor, and the fumigation effect is poor. According to the scheme, the fumigation device comprises a main body, the containing hopper is fixedly installed in the main body, the ceiling is fixedly installed at the top end of the main body, a plurality of air leakage holes are formed in the ceiling, a first air cavity is formed between the main body and the containing hopper, and a motor is fixedly installed in the main body. And gas in the fumigation pipe passes through the multiple first fumigation holes and the multiple second fumigation holes to conduct uniform fumigation treatment on grain in the containing hopper, the fumigation effect is improved, meanwhile, the gas is stirred, and the fumigation effect is further improved.

The application discloses a plant intelligent fumigation movable pesticide applying device, which comprises a supporting top plate, in order to solve the problem that the fumigation pesticide applying device continuously sinks and adheres to the outside of plants due to the fact that the density of generated sulfur dioxide is larger than that of air, the falling sulfur dioxide gas cannot better fall on the outside of plants to form a protective film if affected by the flowing air in a greenhouse, and the protection effect on plants is affected, the application forms a space above plants by using a smoke guide side plate and a smoke baffle, so as to block the falling and diffusing sulfur dioxide gas, prevent the sulfur dioxide gas from excessively diffusing outward, guide the sulfur dioxide by using the smoke guide side plate, make the falling sulfur dioxide gas not excessively diffuse outward along with the air flow, and better act on the outside of plants, so that the plants are better protected.

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.

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.

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.

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.

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.