40 results about "Warm environment" patented technology

The present invention relates to the technical field of aerogel fibers, and more specifically, to a heat-generating and heat-insulating nano-aerogel fiber and a method for preparing the same, comprising the following components: a composite aerogel, a modified wool fiber, and a phase change material. The addition of borides can absorb infrared radiation and convert it into heat energy, thereby improving the heating efficiency of the fiber; borides can also enhance the infrared emission capability of the fiber itself. When the fiber temperature rises, it can better dissipate heat in the form of infrared radiation, maintaining a warm environment around it. Vanadyl acetylacetonate can enhance the structural stability of the aerogel through synergistic effects with other materials, allowing it to maintain good mechanical properties under multiple cycles of compression, torsion, and other loads.

The invention provides a heat preservation and water storage device for vegetation planting in a lignite mining area, which comprises an annular protective cylinder, an annular heater mounted on the inner side of the annular protective cylinder, a shielding ring net mounted at the top end of the annular protective cylinder, a water storage ring cavity formed in the inner side of the annular protective cylinder, and a plurality of drainage holes formed in the inner wall of the annular protective cylinder, the water storage ring cavity irrigates soil in the inner space of the annular protection cylinder through the drainage holes; one side of the annular heater is connected with the inner space of the water storage annular cavity, and the annular heater can heat soil on the inner side and a water source in the water storage annular cavity together. Soil and a water source can be heated, the soil temperature is increased, a warm environment is created for vegetation roots, cold in a mining area is resisted, and the survival rate of seedlings is increased; soil in the annular protection barrel is irrigated through the water storage annular cavity and the drainage holes formed in the inner wall, water is provided for vegetation, the drought condition of the mining area is improved, the water retention capacity of the soil is enhanced, vegetation growth is guaranteed, and carbon sequestration of the vegetation can be achieved through photosynthesis and the root system carbon sequestration effect.

The application discloses a portable gradient freeze-drying preservation device for wild strain germplasm resources, and relates to the technical field of wild fungus preservation.The application comprises a preservation box, a box cover is rotationally matched with the preservation box, a trapezoidal wild fungus placing rack is slidably matched in the preservation box, and a plurality of universal wheels are arranged at the bottom of the preservation box;an elevating assembly connected with the trapezoidal wild fungus placing rack is arranged on one side in the preservation box, the elevating assembly is matched with the box cover, and an intelligent preservation system is arranged in the preservation box.A temperature gradient control unit is arranged in the application, and a precise controllable temperature gradient can be formed in different level areas of the trapezoidal wild fungus placing rack according to the optimal preservation temperature requirements of different wild fungi.For example, the upper area of the placing rack can be set as a relatively high temperature interval to adapt to some wild fungi which prefer warm environment.

The utility model relates to the technical field of ventilation devices, in particular to a side ventilation henhouse with a heat exchange constant temperature room. The breeding room comprises a breeding room body, a plurality of air outlet fans are arranged on the wall of one side of the breeding room body, a plurality of air inlet fans are arranged on the wall of the other side of the breeding room body, a constant temperature device is further arranged on the wall of the breeding room body and covers the outer sides of the air inlet fans, and a temperature controller is further arranged on the wall of the breeding room body. The temperature controller is located on the side face of the constant-temperature device, and a protective shell is arranged at the top of the constant-temperature device. When the outside temperature is low, the temperature in the breeding room can be rapidly and effectively increased, a proper warm environment is provided for chickens, it is ensured that the chickens can normally grow in the low-temperature environment, and the problems of slow growth, disease occurrence and the like caused by cold are solved.

The problem addressed by the present invention is to provide a novel gummy candy–like confectionery having a shape-retaining property which makes it possible to withstand a warm environment during distribution, while also having a soft texture with a good feeling of melting in the mouth.　The means for solving said problem is a gummy candy–like confectionery including gelatin and pectin wherein, if X (mass%) is the content of gelatin and Y (mass%) is the content of pectin relative to the total solid content in the gummy candy–like confectionery, (X, Y) is in a region surrounded by line segments connecting the points A1 (0.7, 0.7), A2 (2.0, 0.7), A3 (2.0, 1.0), A4 (3.8, 1.0), A5 (3.8, 3.8), A6 (1.0, 3.8), A7 (1.0, 1.3), A8 (0.7, 1.3), in that order (said region including the line segments).

This invention discloses the application of the rice LOC_Os01g67410 gene in plant response to high ambient temperature. PLT5 It is a negative regulatory factor for deep-seeded rice seedlings. The length of internodes and mesocotyls during the seedling stage... plts The mutant showed no significant difference in germination speed and germination rate under shallow sowing conditions compared to the wild type, but under deep sowing conditions, it germinated faster and had a higher germination rate than the wild type. Furthermore, although a warm environment of 32℃ promoted earlier and faster germination time for both the wild type and the mutant, the germination rate of the wild type decreased significantly at 32℃. plts The mutant was still able to maintain a high germination rate. plts The mutant's tolerance to deep sowing and strong emergence performance suggest its important application value in dry direct sowing, especially in high-temperature summer direct sowing production. This can be achieved by finding mutants in natural populations or cultivars. PLTs The superior haplotype will be beneficial for breeding rice varieties suitable for deep sowing.

The utility model relates to the technical field of medical care, and particularly discloses a wound care cleaner which comprises a cabinet body, universal wheels are rotatably connected to four corners of the bottom of the cabinet body, two door plates are hinged to the outer side of the cabinet body, a workbench is fixedly connected to the top of the cabinet body, a cleaning pool is slidably connected to the interior of the workbench, and a cleaning liquid box is fixedly connected to the interior of the cabinet body. The top of the cleaning liquid box is fixedly connected with a water pump, the input end of the water pump is fixedly connected with an input pipe, the output end of the water pump is fixedly connected with a telescopic pipe, the end, away from the water pump, of the telescopic pipe is fixedly connected with a spray head, and a temperature adjusting mechanism is arranged in the cabinet body. Cleaning liquid is heated to keep the temperature of the cleaning liquid close to the temperature of a human body, the comfort level of a patient during use is improved, the warm environment can accelerate blood circulation, accordingly, healing and recovery of a wound are facilitated, and the use effect of the device is improved.

According to the high-efficiency heat supply method for the cabinet type air conditioner capable of alternately switching the high-temperature hot air supply and the low-temperature hot air supply, an air guide pipe is connected to an air inlet of the cabinet type air conditioner, so that the cabinet type air conditioner can utilize the air guide pipe to feed air from the upper space of a room; therefore, high-temperature hot supply air generated by heating of the air conditioner is alternately utilized to provide heat for the room, and low-temperature hot supply air is utilized to transfer heat accumulated in the upper space of the room due to thermal buoyancy to the lower space of the room where the personnel activity area is located, so that the heat of the upper space of the room is recycled to create a thermal environment of the lower space of the room. The embodiment shows that the energy consumption of the air conditioner is reduced by 53.6%, and the head and foot temperature differences of the sitting posture and the standing posture are reduced by 59.0% and 50.3% respectively.

The present invention proposes a method for regulating the temperature of a driver's cabin, a temperature regulating device for a driver's cabin, a driver's cabin, and an engineering vehicle. The method for regulating the temperature of a driver's cabin includes: obtaining first temperature information detected by a first temperature sensor and second temperature information detected by a second temperature sensor; based on the first temperature information being less than or equal to a preset temperature, adjusting the operating power of an auxiliary heating device according to the difference between the preset temperature and the first temperature information; based on the first temperature information being greater than a preset temperature, adjusting the operating power of the auxiliary heating device according to the difference between the first temperature information and the second temperature information. By using the temperature regulating method for a driver's cabin of the present application, the temperature of the driver's cabin can be made to meet the requirements for low-temperature heating, thereby improving the user's driving and riding experience in a low-temperature environment, and allowing the user to drive and ride in a warm environment with a suitable temperature difference.

The utility model relates to a leavening and baking integrated oven, which belongs to the technical field of ovens and comprises an oven body, a baking chamber is arranged on the upper portion inside the oven body, and two leavening chambers are arranged on the lower portion inside the oven body. Compared with the prior art, the oven has the advantages that the oven body integrates a traditional separated fermentation box and an oven, the fermentation function and the baking function can be integrated, the purpose of one machine with double purposes is achieved, the oven body adopts the vertical layered design, the problem of large occupied space of the oven body can be solved, and through the effect of the electric heating pipe, the oven body is more convenient to use. According to the baking device, baking food can be heated at a high temperature, waste heat in the baking chamber can be transmitted into the three branch pipes through the arrangement of the ventilation pipes and finally enters the corresponding fermentation chambers, yeast is more active in a warm environment, and through the mode, the baking waste heat can be reasonably utilized, so that energy consumption can be reduced.

The utility model discloses a piglet incubator, and belongs to the technical field of animal incubators. Comprising a heat preservation box body, a crawling entrance is formed in the back face of the heat preservation box body, and uniform door curtains are arranged at the crawling entrance for shielding; the heat preservation box comprises a heat preservation box main body, the heat preservation box main body is provided with an infrared heat source module, the top of the heat preservation box main body is rotationally provided with a flip cover assembly, and the flip cover assembly comprises an L-shaped flip cover plate, a temperature control module, the infrared heat source module and a positioning installation piece. The phenomenon of local overheating or supercooling is avoided, a more constant and comfortable warm environment is provided for piglets, the efficient heating principle of an infrared heat source is utilized, compared with traditional equipment, the device is efficient and energy-saving, an L-shaped turning cover plate can be turned over through a top rotating shaft, an infrared heat source module is rapidly leaked out, and the heating efficiency is improved. A culture worker can conveniently perform inspection, feeding or cleaning operation in the using process, and the using convenience and flexibility are improved.

The application discloses a kind of dairy cow cold stress multistage fuzzy comprehensive evaluation method, comprising the following steps: step (1): using analytic hierarchy process, from warm environment (temperature, relative humidity, wind speed and illumination), physiological factors (respiratory rate, body surface temperature) and air quality (NH3, CO2, PM 10 ) 3 dimensions construct dairy cow cold stress evaluation index system;Step (2): establish the judgment matrix of each index layer, and make consistency check, if meet the consistency requirement, then determine the weight of each index layer;Step (3): if it does not meet the consistency check, use genetic algorithm for testing and correcting the judgment matrix, the weight of each index layer is calculated by crossing, mutation and other operations;Step (4): the degree of cold stress of dairy cow is obtained by multistage fuzzy comprehensive evaluation;The application combines environmental parameters with dairy cow physiological parameters, and can realize comprehensive and accurate evaluation of dairy cow cold stress.

1. The name of the design product: intelligent aromatherapy lamp (1). 2. The use of the design product: for aromatherapy, lighting, decoration, and has offline voice function, in addition, the light projected on the aromatherapy lamp can create a warm environment. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: front view.

The utility model relates to a livestock and poultry breeding cold and warm environment adjusting and drinking water heating integrated energy supply system which comprises a nursing house, a fattening house, a solar energy system, an energy gathering module and an air energy system. The energy gathering module comprises a heat gathering water tank, a first heat exchanger, a second heat exchanger and an electric heater, the air energy system is connected with the energy gathering module through the second heat exchanger, and the water outlet end of the first heat exchanger is connected with water drinking points of the nursing house and the fattening house by arranging a water drinking pipeline. According to the design, energy conservation, consumption reduction and accurate temperature control can be achieved.

The application belongs to the technical field of preparation of magnetic recyclable gel adsorbent, and particularly relates to a high-efficiency phosphorus removal agent and a preparation method thereof. The method comprises the following steps: firstly, dispersing ferroferric oxide nanoparticles in a water solution containing sodium dodecyl sulfate to obtain a magnetic nanofluid; simultaneously, dispersing lanthanum-zirconium heteronuclear metal oxygen cluster organosilane functional derivative, zinc-aluminum layered double hydroxide, acrylamide and a crosslinking agent in water to form a suspension; under nitrogen protection, adding the magnetic nanofluid into the suspension, adding an initiator after adjusting the pH value, and reacting in a warm environment to generate a composite gel. Then, the solid product is obtained through magnetic separation, and after washing and long-time freeze-drying, the high-efficiency phosphorus removal agent is obtained. The phosphorus removal agent combines the adsorption and precipitation of various active components, has magnetism and is easy to recycle, and is suitable for efficient removal of phosphate in water.

The disclosed cell culture device comprises: a cell culture module comprising a cell culture unit in which an orifice plate, which forms at least one culture space, is attached to a cartridge; a culture solution supply module comprising: a pump unit for forming a supply and discharge flow of a culture solution to the cell culture unit; the culture solution storage chamber is used for accommodating at least one culture solution chamber; and a pair of culture solution tubes made of a flexible material and connecting the culture solution supply module and the cell culture module, which are spatially separated, to form a duct through which the culture solution is supplied and discharged, the cell culture module being placed in a CO2 incubator for creating a warm environment, the culture solution storage chamber creating a low-temperature environment lower than normal temperature, and the culture solution storage chamber creating a low-temperature environment lower than normal temperature. A pair of culture solution tubes exposed between the culture solution supply module and the cell culture module is in a normal-temperature environment.

A combination of two processes providing menstrual protection coupled with pain relief. A pain relief device, using heat and / or cold, for dysmenorrhea. It combines menstrual underwear with pockets placed in the pelvic and lumbar areas to hold a flaxseed pouch, which provides pain relief. The flaxseed pouch can be placed in a cool or warm environment to diffuse the pain-relieving effect inside the underwear, on the abdomen and / or back.

A convertible heat therapy system is disclosed, which may be utilized in two distinct configurations to enhance user experience. According to various embodiments, the system can be deployed as a sauna blanket, providing focused heat application, or alternatively, it may be transformed into a sauna dome, enveloping the user in a warm enclosure. The device may include, in certain embodiments, features such as sensors and controllers and intelligently selected materials to enhance comfort and heat delivery, thereby potentially offering improved therapeutic benefits and versatility in personal heat therapy applications.

The invention discloses an insect collecting device for collecting overwintering insects. The insect collecting device comprises an insect trapping chamber (3), louver blade structures (31) are arranged on the periphery of the insect trapping chamber, an incubator (71) is arranged in the insect trapping chamber, an air heater (72) is arranged in the incubator, an insect collecting funnel (8) is arranged at the bottom of the insect trapping chamber, an insect collecting bottle (9) is assembled at a lower opening of the insect collecting funnel, and the insect collecting bottle (9) is connected with the air heater (72). The inner space of the insect trapping chamber is communicated with an insect collecting bottle through an insect gathering funnel; and liquid is contained in the insect collecting bottle. Based on the instinct habit that overwintering insects tend to the warm microenvironment, the warm environment is used for luring the insects to come to the position near the insect collecting device, then the insects are captured through a trap (insect collecting bottle) arranged in the insect luring chamber, and therefore the overwintering insects are collected.

The utility model discloses an intelligent folding light and sound humidifier, and relates to the technical field of articles of daily use. The device comprises a lower base, an installation shell at the top end of the lower base is provided with a folding mechanism capable of automatically ascending and descending, an upper base is installed at the top end of the folding mechanism, small holes are formed in the opposite sides of the lower base and the upper base, and an opening and closing mechanism capable of being used in cooperation with humidification equipment is arranged in the middle of the upper base. According to the folding humidifier, the three functions of the double-spray atomization module, the Bluetooth module and the ASR-PRO intelligent offline language recognition module can be used independently and can also be used in an overlapped mode, so that the folding humidifier can humidify air, meanwhile, the Bluetooth module is added to play music and add fun, the lamplight function is integrated into the humidifier, and therefore the folding humidifier is more interesting. Practical illumination is provided, a warm and sweet environment is created, space is fully utilized, portability and practicability are enhanced, attractiveness is achieved, the advanced mute technology is adopted, noise is extremely low during operation, and the noise can hardly be perceived.

The application of a plant AP2 / EREBP family transcription factor PLT1 gene is disclosed. PLT1 is a negative regulatory factor of deep sowing and seedling emergence of rice. The mutant has the same seedling emergence speed and emergence rate as the wild type under shallow sowing conditions, but has faster seedling emergence and higher emergence rate than the wild type under deep sowing conditions. plts Although a warm environment of 32 DEG C promotes the seedling emergence time and speed of the wild type and the mutant, the mutant still maintains a high emergence rate when the emergence rate of the wild type is greatly reduced at 32 DEG C. plts The deep sowing tolerance and strong seedling emergence performance of the mutant suggest that it has important application value in dry direct seeding, especially in dry direct seeding production under high temperature in summer. plts Finding an excellent haplotype of the mutant in a natural population or a cultivated variety will be conducive to the breeding of rice varieties suitable for deep sowing. PLTs ​

The invention relates to the technical field of medical rehabilitation training equipment, in particular to neurodyskinesia training equipment which comprises a bottom plate, a U-shaped support is fixed to the middle of the top face of the bottom plate, a shaft rod is fixed to the top of the U-shaped support, and the outer side of the shaft rod is rotationally sleeved with a first supporting plate and a second supporting plate. And two symmetrically-distributed transmission blocks are slidably connected into the second supporting plate, a cross beam is fixed between the bottoms of the two transmission blocks, a limiting mechanism is arranged on the outer side of the cross beam, and a driving mechanism is fixed to one end of the top face of the bottom plate. According to the device, the first supporting plate and the second supporting plate are spliced to form the seat, a patient sits on the seat and stretches the legs with boots into warm water, the legs drive the legs to automatically emerge from the water under the buoyancy action of the inflatable floating balls, bending of knees is exercised, warm water is conveyed into the boots through the water conveying hoses, and the patient can sit on the seat through the water conveying hoses. The lower limbs can be conveniently trained in a warm environment, and the training comfort of the patient can be improved.

The invention particularly relates to the technical field of household appliances, in particular to an electric heater which comprises a cover body, a heating element and a heating element. The base assembly is connected with the cover body; a heating space is defined by the base assembly and the cover body. The electrothermal film assembly is arranged on the base assembly; the electrothermal film assembly comprises a buffer pad, a heat conduction supporting sheet, heating patch circuits and a heat insulation sheet which are sequentially stacked from top to bottom, and the heating patch circuits are evenly arranged at the bottom of the heat conduction supporting sheet. According to the embodiment, the heating patch circuits are uniformly arranged at the bottom of the heat conduction supporting sheet, so that uniform generation of heat can be ensured, and a foot warming environment with uniform temperature under low power is realized. Meanwhile, the heat conduction supporting piece can transfer heat, and the heat can be diffused to the whole heating face in cooperation with the buffering cushion. And the heat insulation sheet can isolate high temperature and prevent electric leakage, so that heat loss is avoided, and the use safety is improved.

This invention belongs to the field of traditional Chinese medicine technology, specifically relating to a medicated pack for local edema after tumor surgery and radiotherapy, and its preparation method. The medicated pack comprises the following raw materials in parts by weight: Astragalus membranaceus 20-30 parts, Paeonia lactiflora 20-30 parts, Glauber's salt 20-30 parts, Poria cocos 15-20 parts, Curcuma longa 15-20 parts, Borneol 10-15 parts, Typha pollen 10-15 parts, self-heating matrix 20-40 parts, hyaluronic acid 30-70 parts, and glycerin 50-80 parts. The traditional Chinese medicines used have the effects of promoting diuresis and reducing swelling, promoting blood circulation and removing blood stasis, and anti-inflammatory and analgesic properties. The prepared self-heating matrix has the characteristics of continuous and controllable hygroscopic and heat-releasing properties, which can promote the formation of a gel state in the medicated pack during use, providing a warm environment for the transdermal transdermal absorption of the active ingredients of the traditional Chinese medicine, effectively improving the symptoms of local edema after tumor surgery and radiotherapy, and has high clinical application value.

The invention relates to the technical field of heating equipment, and discloses heating equipment which comprises an equipment body and a heating structure. A heating cavity is formed in the equipment body, an extending-in opening is formed in the side wall of the equipment body, and a to-be-heated part extends into the heating cavity through the extending-in opening. The heating structure is arranged on the equipment body, and the heating end of the heating structure is in heat conduction communication with the heating cavity. According to the heating equipment provided by the invention, heat can be collected through the heating cavity, so that warm air is gathered in the heating cavity to form a warm environment, and a part to be heated is centrally heated.

The application discloses a device for rapid recovery of body perception after anesthesia, which is used for helping patients recover body perception faster after operation. The device is composed of a temperature rising wrapping blanket, a pneumatic touching assembly, a micro vibration motor array and a sound stimulation assembly. The temperature rising wrapping blanket wraps the patient's body, uses graphene heating wires to create a warm environment and promotes blood circulation. The pneumatic touching assembly pumps air to the silica gel airbag through a micro air pump, so that the silica gel airbag intermittently touches the patient's body, and a flexible pressure sensor monitors the touching pressure. The micro vibration motor array vibrates at different frequencies and intensities, gently awakens the sensory nerves. The sound stimulation assembly plays sound through a Bluetooth sound box, activates the auditory nerves. The components work together, and the device can adjust the stimulation intensity according to the patient's recovery condition, realize the stimulation of the mode and adapt the recovery process, help the patient shorten the stay time in the PACU, improve the turnover rate and improve the postoperative experience.

The invention discloses a temperature detection device containing liquid metal gallium-indium-tin alloy, which comprises a constant-temperature storage box and a mercury-free thermometer arranged in the constant-temperature storage box, the temperature sensing end of the mercury-free thermometer is fixedly connected with a liquid storage bubble, the gallium-indium-tin alloy is packaged in the liquid storage bubble to serve as a temperature measurement medium, and the temperature measurement medium is connected with the liquid storage bubble. The constant-temperature storage box is a composite cavity formed by a heat conduction inner container and a heat preservation and insulation shell wrapping the heat conduction inner container, a vertical installation groove is formed in the heat conduction inner container, a loading box is installed in the installation groove in a sliding mode, and constant-temperature heating rods are symmetrically and fixedly connected to the positions, located on the two sides of the installation groove, in the heat conduction inner container. A storage groove matched with the mercury-free thermometer in appearance is formed in the front face of the loading box. By starting the constant-temperature heating rod, the interior of the constant-temperature storage box can be kept in a warm environment, gallium-indium-tin alloy in the mercury-free thermometer is further prevented from being solidified due to supercooling, and it is ensured that the mercury-free thermometer can still be taken out to be directly used in a cold environment.

The utility model provides a livestock assembly type pregnancy room in a high and cold pasturing area, which comprises a foundation support frame, a movable support frame and a movable support frame, the heat preservation bottom plate structure is arranged on the foundation supporting frame; the fabricated rear wall body structure is arranged on the rear side edge of the top of the heat preservation bottom plate structure; the assembly type supporting seat is arranged on the front edge of the top of the heat preservation bottom plate structure; and the multiple assembly type double-film supporting arch frames are erected on the assembly type rear wall body structure and the assembly type supporting base at equal intervals, a first light-transmitting film and a second light-transmitting film are sequentially arranged on each assembly type double-film supporting arch frame, and a heat preservation cavity is formed between the first light-transmitting film and the second light-transmitting film. By adopting an assembly type structure, each part can be quickly assembled, the construction time is saved, the remote carrying requirement of a high and cold pasturing area is met, external cold is effectively blocked, the indoor warm environment is kept through a multi-layer heat preservation structure design, the device is particularly suitable for being used in a livestock pregnancy room in the high and cold area, and the survival rate of livestock is increased.

The utility model provides a combined electromagnetic valve, and belongs to the technical field of electromagnetic valves. The combined electromagnetic valve comprises a combined electromagnetic valve body and a heat preservation protection assembly. The first protective shell and the second protective shell are detachably connected with each other, the combined electromagnetic valve body is located in the first protective shell and the second protective shell, and arc-shaped receding grooves are formed in the positions, located at the two ends of the combined electromagnetic valve body, of the two side walls of the first protective shell and the two side walls of the second protective shell correspondingly. Through the arrangement of the first protective shell and the second protective shell, on one hand, the combined electromagnetic valve body can be protected and prevented from being touched by mistake, on the other hand, heat preservation can be conducted on the combined electromagnetic valve body, especially in a low-temperature environment, the temperature around the combined electromagnetic valve body is kept, the service life of the electromagnetic valve is prolonged, and the safety performance of the electromagnetic valve is improved. Moreover, the device can be safely installed in a low-temperature environment according to actual conditions, does not need to be installed in a warm environment, is convenient to disassemble and install, and facilitates the selection of a user.

The application discloses application of a PLT3 gene in regulating plant seedling stage internode and mesodermal axis heat response growth. PLT3 is a negative regulation factor of rice deep sowing seedling. plts The seedling speed and seedling rate of the mutant under the shallow sowing condition have no obvious difference with those of the wild type, but the seedling speed and seedling rate of the mutant under the deep sowing condition are higher than those of the wild type; meanwhile, although the warm environment of 32 DEG C promotes the seedling time and seedling speed of the wild type and the mutant to be advanced, when the seedling rate of the wild type is greatly reduced at 32 DEG C, plts the mutant can still maintain a higher seedling rate. plts The deep sowing resistance characteristics and strong seedling performance of the mutant indicate that the mutant has important application value in dry direct sowing, especially in dry direct sowing production under high temperature in summer. PLTs Finding excellent haplotypes of the mutant in natural populations or cultivated varieties will be beneficial to breeding rice varieties suitable for deep sowing.