41 results about "Snail" patented technology

The invention relates to the technical field of waterfowl habitat recovery, in particular to a geranium wilfordii pause habitat recovery method. The method comprises the steps of selection of a suitable pause habitat, terrain transformation of the pause habitat, vegetation adjustment of the pause habitat, water body control of the pause habitat and specific food source supplementation: small fishes are regularly put and matched with benthic organisms such as shrimps and snails, so that smooth feeding of the geranium wilfordii is effectively ensured, the method is suitable for pause of the geranium wilfordii, and the health of geranium wilfordii populations is favorably improved; and a reference thought and practical reference significance are provided for geranium wilfordii population recovery.

The invention discloses a lake and bay habitat maintenance method based on hierarchical calculation, and relates to the technical field of water ecological environment protection and ecological restoration, the effective water body volume of a lake is accurately calculated by combining terrain scanning with a partition weighted correction formula, and the volume estimation deviation of a traditional method is avoided; on the basis, the existing biomass of the plankton is subjected to layered correction, and the estimation precision of the primary productivity of the lake is improved, so that a scientific basis is provided for the proliferation capacity of filter-feeding fishes. Through water level and water quality dynamic correction and in combination with submerged vegetation population structure regulation and control, vegetation degradation caused by excessive ingestion of fishes can be effectively avoided. Further introducing batch stocking of the snails and the shellfish, constructing a closed-loop mechanism of snail ingestion-plankton reproduction-shellfish filter feeding-fish utilization-vegetation restoration, finally forming a fish, shellfish, snails and grass synergistic ecological balance system, and realizing long-term stable maintenance of the lake and bay habitat.

The invention discloses a mollusk attractant as well as a preparation method and application thereof in snail prevention and control, and belongs to the technical field of biopesticides, temperature-responsive microcrystalline cellulose particles are used as a main component of a coating premix, and an attractant base material containing active components, essence, amino acid, molasses and flour is coated, so that the mollusk attractant is obtained. The attractant has temperature responsiveness and can meet the field temperature of snails in spring and autumn high-incidence periods in agricultural production, the essence and the molasses are main components with an inducing function, snails can be better trapped, and the snails are not prone to loss due to the influence of the complex environment in a farmland; the temperature-responsive microcrystalline cellulose particles disclosed by the invention have amphipathy, the hydrophilicity can realize rapid spreading of the attractant in a farmland, and the hydrophobicity can realize that the attractant is not easily washed by water flow and rainwater in the farmland, so that the service life of the attractant is prolonged.

The invention discloses a river crab-snail breeding method based on space-time isolation and micro-flowing water circulation, and relates to the technical field of aquaculture, the key points of the technical scheme are that an isolation barrier is arranged in a river crab breeding pond, the river crab breeding pond is divided into a snail breeding area and a river crab main breeding area, and a water passing structure is arranged on the isolation barrier; a three-dimensional inhabiting base frame is arranged in the snail breeding area; generating directional water flow by utilizing oxygenation equipment to drive water in the main river crab breeding area to flow back after being filtered and purified by the snail breeding area; seed snails are put into the snail breeding area, and the snails grow and breed by feeding nutrient substances in the water body of the main river crab breeding area; collecting finished snails from the snail breeding area regularly and transferring the finished snails to the main river crab breeding area for feeding of the river crabs; in the river crab fattening period, the snail breeding area is opened, and the river crabs are allowed to freely eat the remaining snails. By means of the method, it can be guaranteed that snail populations rapidly breed to form a high-density biological filter bed, high-quality active protein bait can be provided for river crabs, and the win-win situation of water purification and feed cost reduction is achieved.

This application relates to a snail core assembly, including a leveling component, a connected straight section of pipe wall (100), and a spiral section (200). A first core head (110) is provided at the end of the straight section of pipe wall (100), and a second core head (210) is provided at the bottom end of the spiral section (200). The first core head (110) and the second core head (210) are used to fix the snail core. An inner cavity is formed on the spiral section (200), and a leveling pit (220) is provided in the inner cavity for placing the leveling component. This application also relates to a method for leveling the snail core. This solution can solve the problems of uneven center of gravity, unstable placement of sand cores, uneven lifting, and shift towards the center of gravity after core placement during the current snail core casting production process.

This invention relates to a zero-shot Oncomelania snail identification method and system based on a structured knowledge base and attention guidance, belonging to the field of image processing technology. The method includes: acquiring original images of Oncomelania snails; generating an attention map using a pre-trained model to locate and crop discriminative regions; constructing a structured Oncomelania snail knowledge base and guiding a large language model to generate fine-grained text descriptions; extracting image and text features separately, calculating region weights and text weights; and determining the snail species through weighted image-text similarity matching. This invention achieves zero-shot identification without annotating image data, effectively suppresses interference from complex backgrounds, significantly reduces data and annotation costs, and improves identification efficiency and robustness, making it suitable for low-cost Oncomelania snail monitoring in field environments.

This invention discloses a self-cleaning, anti-interference snail crushing device and its usage method for microscopic examination. The device includes a main body, a flat crushing unit, a snail placement unit, a pressure plate cleaning unit, and a snail placement plate detachably installed on the upper surface of the snail placement unit for placing and positioning snails. It employs automated pressure application technology, solving the technical problem that manual crushing methods inevitably cause uneven stress on the snails and varying degrees of crushing when handling a large number of snails for microscopic examination, thus affecting the quality of subsequent microscopic examinations. Furthermore, by integrating the pressure plate cleaning unit into the device, the pressure plate cleaning scheme is optimized, improving the efficiency of snail crushing. Simultaneously, multiple snail placement grooves are provided within the snail placement plate, effectively solving the problem of difficulty in neatly arranging snails during simultaneous crushing and microscopic examination of a large number of snails, and the technical problem of cross-contamination of fluids from adjacent crushed snails.

The invention discloses an artificial maturity promoting and fry breeding method for Peltella corii, which comprises the steps of cooling temporary rearing, maturity promoting, mating, spawning, hatching, high-density larva breeding, metamorphosis and the like, male snails and female snails are separately bred during maturity promoting, and a breeding scheme is optimized. According to the technical scheme, batch gonad maturation of parent snails according to plans is achieved, and the maturity is good; high-density breeding technologies such as fertilized egg hatching and larva breeding are overcome, a stable and efficient fry production process is established, a large number of high-quality, healthy and regular-specification young snails are provided for the breeding industry, and the provenance basis of the industry is fundamentally guaranteed.

The invention relates to the field of biological control, in particular to an environment response type African giant snail capsule attractive toxicant and a preparation method and application of the environment response type African giant snail capsule attractive toxicant. The capsule attractant comprises a capsule shell and a composition located in the capsule shell, and the composition is prepared from, by mass, 5%-10% of metaldehyde, 50%-65% of attractant, 30%-40% of macromolecule water-absorbent resin, 0.1%-1% of mildew preventive, 0.1%-1% of preservative and 0.1%-1% of coloring agent. The capsule attractant provided by the invention is ingeniously arranged according to the specific life habits of the African snails, and through various exquisite arrangements of a capsule shell, an internal mildew-proof system, SAP water absorption expansion and water locking, the validity period of the attractant can be remarkably delayed, and the pesticide effect can be highly synchronized with the emergence peak of the African snails; the damage to non-target organisms is greatly reduced through optimal setting of the capsule, and the ecological friendliness is outstanding.

Provided are a device for processing tubers or snails and a method for processing tubers or snails. The device for processing tubers or snails according to the present invention processes a tuber A or a snail associated with a perennial weed buried in the soil of a paddy field, and has: a digging part 10 for scooping up the tuber A or the snail together with the soil; a rotary member 13 having claw parts that rotate above the digging part 10; a conveyor part 20 for roughly separating, from the soil, the tuber A or the snail scooped up by the digging part 10; and a roller part 30 for crushing the tuber A or the snail conveyed from the conveyor part 20. By forming the digging part 10 into a curved surface shape along a rotation track of the rotary 13, the amount of mud conveyed to the conveyor part 20 can be controlled to facilitate separation of the tuber A or the snail from the mud, thereby allowing rapid and efficient processing of the tuber or the snail.

The application discloses an ecological regulation model for indoor breeding of oncomelania, and relates to the technical field of snail breeding regulation. The model comprises a matching relationship between the number of indoor breeding units and the total amount of oncomelania breeding, which is used for realizing the standardized control of the initial oncomelania quantity of each breeding unit, ensuring the initial ecological balance of the experimental system, and determining the environmental regulation priority of the indoor oncomelania breeding unit based on the matching relationship. The application dynamically corrects the weight of the environmental parameter based on the risk intensity of different transmission stages of schistosoma, breaks through the bottleneck that the static prevention and control strategy is difficult to adapt to the change of the life cycle of parasites, and further realizes real-time monitoring of the fluctuation of biological characteristic parameters in the mating period, the pregnancy period and the reproductive period, so that the environmental regulation can accurately respond to the biological rhythm of the oncomelania population, ensures the sustainability of the indoor breeding of oncomelania to a certain extent, and reduces the risk of schistosomiasis transmission.

This invention belongs to the field of automatic detection technology and discloses an automatic detection method for the height of the longitudinal ribs of a coiled snail, comprising the following steps: S1, placing the longitudinal ribs of the coiled snail horizontally and acquiring an image of the snail surface using an industrial camera; S2, preprocessing the image of the snail surface and extracting the surface contour; S3, connecting the ends of the longitudinal ribs; S4, removing irregular contours in the middle of the snail; S5, calibrating the pixels, calculating the height of the longitudinal ribs, and outputting the result. This invention can efficiently complete the automatic measurement of the height of the longitudinal ribs of a coiled snail, freeing workers from tedious manual labor and improving work efficiency.

1. The name of the design product: fish tank (Q2). 2. The use of the design product: for fish, shrimp, snail and microorganism tank. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: perspective view 1.

This utility model discloses a hanging cage device for co-culturing crabs and snails in crab ponds, including a cage body, a snail breeding tube, a foldable insert, an insert adjuster, and an electric screening component. The cage body is placed in the crab pond, the snail breeding tube is installed inside the cage body, the foldable insert is set on the outer wall of the cage body and its upper end is connected to the insert adjuster, the insert adjuster is installed on the top of the cage body, and the electric screening component is set on the top of the cage body. The cage body includes a cage body, a cage cover, a handle, a float fixing ring, and a fixing buckle. The cage body includes an outer frame and a movable bottom net movably set at the bottom of the outer frame. The outer frame is a square structure formed by several sets of PVC pipes, and the cage cover is set on the top of the cage body. The hanging cage device for co-culturing crabs and snails designed in this utility model can realize the ecological co-culturing of crabs and snails, greatly improving the farming efficiency of farmers and reducing feed input costs.

1. Name of the product in this design: Ornament (Seashell Girl). 2. Purpose of this design: decorative ornament. 3. The key design features of this product are the combination of shape and pattern. 4. The image or photograph that best illustrates the design's key points: a 3D model. 5. The bottom surface of this product is a part that is not easily seen or cannot be seen during use, so the bottom view is omitted.

The present application belongs to the technical field of large-scale seed cultivation of shellfish, and discloses a large-scale seed cultivation method of Patella pellucida. According to the practical breeding experience, it is found that the main reasons for the failure of seed cultivation are high mortality in the plankton and attachment stages, the vulnerability of the water body to the invasion of protozoa, the easy outbreak of harmful algae in the water body and the like, which lead to the failure of the development of the juvenile stage to the benthic life. The present application successfully breaks through the bottleneck of the seed cultivation of Patella pellucida by optimizing the seed cultivation environment, improving the seed cultivation technology and controlling the light, and can cultivate the Patella pellucida seed on a large scale. The juvenile snails with the size of 1-2 cm, which are suitable for proliferation, release or artificial cultivation, are provided, and the present application provides a solid reference for the breeding of Patella pellucida.

This invention discloses a biomimetic bulletproof insert inspired by the shell of the scaly-foot snail and the elytra of the ironclad beetle, comprising: an upper plate, a middle plate, and a lower plate stacked sequentially from top to bottom, with the bottom of the upper plate extending into and fastening the lower plate. The upper, middle, and lower plates are connected by a mortise and tenon structure. A mortise and tenon transition layer is provided between the upper and middle plates, and between the middle and lower plates. The biomimetic bulletproof insert is designed to resemble the shell of the scaly-foot snail. The upper plate is a rigid metal plate, capable of attenuating most of the impact energy. Its bottom extends inward to form a support plate that inverts and fastens the lower plate, preventing the bulletproof insert from slipping between layers. The upper and middle plates are connected by a first mortise and tenon structure designed to resemble the elytra of the ironclad beetle, preventing interlayer delamination with reduced or even no adhesive. The middle plate is made of high-performance fiberboard material, which helps to release energy and reduce vibration. The transition layer with a second mortise and tenon structure between the middle and lower plates further effectively prevents interlayer delamination.

The invention discloses a wind-rotation sorting device and method for living bait snails and residual bait snails in whitmania pigra breeding. The wind-rotation sorting device comprises a pump suction conduction structure, the self-falling conduction structure is communicated and connected with the pumping conduction structure, and the self-falling conduction structure receives the live snail bodies and the residual snail bodies, automatically conveys the live snail bodies and the residual snail bodies and self-adaptively discharges water; the air rotation sorting structure comprises a frequency conversion fan assembly and a self-sorting inclined cavity pipe; the self-sorting inclined cavity pipe extends in the inclined direction, the top side position of the self-sorting inclined cavity pipe communicates with the self-falling conduction structure, and the frequency conversion fan assembly communicates with the self-sorting inclined cavity pipe. The snail collecting and storing structure is provided with a residual snail collecting and discharging pipe and a live snail collecting and discharging pipe; the residual snail collecting and discharging pipe and the movable snail collecting and discharging pipe are communicated with the self-sorting inclined cavity pipe, and the residual snail collecting and discharging pipe is located on the upper side portion of the movable snail collecting and discharging pipe. In the breeding process of the whitmania pigra, timely and efficient separation of the live snail bodies and the residual snail bodies serving as bait is achieved, the residual snail bodies are prevented from being accumulated for a long time and going bad, and the problem that in the prior art, the breeding environment is polluted is solved.

The present application relates to a breeding method of hybrid seed of Babylonia formosae and Babylonia areolata. The breeding method comprises the following steps: breeding Babylonia formosae parent snails and Babylonia areolata parent snails in the dark, feeding 3-5% of the body weight of Babylonia formosae with vegetables, and feeding 10-15% of the body weight of Babylonia formosae with mixed biological bait, continuously feeding until the gonad matures, and feeding at least once a day; obtaining egg sac clusters by hybridizing Babylonia formosae parent snails and Babylonia areolata parent snails; hatching the egg sac clusters to form planktonic larvae, cultivating the planktonic larvae for 15-20 days, and metamorphosing the planktonic larvae into juvenile snails to obtain hybrid seed. The hybrid seed obtained by the breeding method has excellent metamorphosis rate, fertilization rate and hatching rate, and the average body weight, average shell length and survival rate are also significantly improved.

This utility model discloses a double-sided snail trap, comprising: a box body, with at least one snail inlet on each of the lower sides of the box body; and an escape prevention component disposed inside the snail inlet. The escape prevention component includes several levers arranged in a row that can swing around their upper ends. The levers have a first position and a second position. In the first position, the levers block the snail inlets and can rotate unidirectionally inward under the action of an external force from the outside to the inside. When the levers are subjected to an external force from the outside to the inside, they rotate inward to reach the second position and return to the first position when the external force is removed. When the snail trap is installed in the activity area of ​​the golden apple snail, the snails can be lured into the box body. The escape prevention component prevents the golden apple snails inside the box from escaping again, greatly improving the trapping efficiency, without environmental pollution or damage, and with low labor costs.

1. Name of the designed product: rice bucket (snail). 2. Use of the designed product: container for storing rice, grains and the like. 3. Design points of the designed product: in shape. 4. Picture or photo best indicating the design points: perspective view 1.

The invention relates to the technical field of marine organism phagostimulant, and particularly discloses an artificial phagostimulant and application of the artificial phagostimulant in fishing of fragrant snails. The artificial phagostimulant comprises one or more of glutamic acid, taurine, inositol and lactic acid. According to the application, four key active ingredients for attractant of the fragrant snails are systematically identified from shark meat, one or more of the four key active ingredients including the glutamic acid, the taurine, the inositol and the lactic acid are taken as artificial attractants, and all the four key active ingredients can have a good attractant effect on the fragrant snails, and when the four active ingredients are used together, the artificial attractants have a good effect on attractant feeding of the fragrant snails. The attractant has the advantages that the attractant effect of the attractant can be equivalent to that of traditional shark meat, dependence on scarce shark meat resources is effectively reduced, the problem that traditional attractant materials are unstable in effect is solved, and important scientific basis and technical support are provided for chemical ecology research of the fragrant snails and development of other marine mollusk attractants.

The invention discloses a mucor fragile LF-2, a fungicide and a method for preventing and controlling snails and slugs. The mucor fragile LF-2 and the mucor fragile LF-2 strains are obtained through separation and screening; the microbial agent is fermentation liquor or bacterial powder prepared by fermenting mucor fragile LF-2. According to the invention, large-scale and industrial production can be realized, the fermentation liquor breeding speed is high, the number of effective viable bacteria is high, the microbial inoculum performance is stable, the shelf life is long, and the storage is convenient; no harm is caused to human bodies, livestock and plants, and biological safety is achieved; the bacterial powder is simple in preparation process and convenient to use, the death rate of snails and slugs can be increased by spraying the bacterial powder to the field, the target snails and slugs can be effectively killed, the corrected death rate of the snails and slugs can reach 96.25% and 97.3% respectively 14 days after the bacterial powder is used, and the bacterial powder has a good prevention and control effect on the snails and slugs.

The invention discloses a wind tunnel sorting device and method for living bait snails and residual bait snails in whitmania pigra breeding. The wind tunnel sorting device comprises a pump suction conduction structure, the self-falling conduction structure is communicated with the pumping conduction structure, and the self-falling conduction structure is used for receiving live snail bodies and residual snail bodies, automatically conveying the live snail bodies and the residual snail bodies and self-adaptively draining water; the wind tunnel sorting structure comprises a frequency conversion fan assembly and a guide inclined cavity pipe; the guide inclined cavity pipe extends in the inclined direction, the top side position of the guide inclined cavity pipe communicates with the self-falling conduction structure, and the output end of the frequency conversion fan assembly communicates with the guide inclined cavity pipe; the snail body collecting and storing structure is provided with a residual snail collecting and discharging hopper and a movable snail collecting and discharging hopper; the residual snail collecting and discharging hopper and the movable snail collecting and discharging hopper are arranged corresponding to the snail throwing route of the guide inclined cavity pipe, and the residual snail collecting and discharging hopper is located on the rear side portion of the movable snail collecting and discharging hopper. In the breeding process of the whitmania pigra, timely and efficient separation of the live snails and the residual snails for bait is achieved, the residual snails are prevented from being accumulated for a long time and going bad, and the problem that in the prior art, the breeding environment is polluted is solved.

The invention provides a repellent for snails and slugs as well as a preparation method and application of the repellent, and belongs to the technical field of biological prevention and control. The bacillus amyloliquefaciens YN2010-P3 has the taxonomic name of bacillus amyloliquefaciens, is preserved in the China General Microbiological Culture Collection Center (CGMCC), the preservation address is No.3, Yard 1, Beichen West Road, Chaoyang District, Beijing, the preservation date is January 12, 2012, and the preservation number is CGMCC NO.5723. The bacillus amyloliquefaciens YN2010-P3 has the advantages that the bacillus amyloliquefaciens YN2010-P3 can be used for preparing the bacillus amyloliquefaciens YN2010-P3; the bacillus amyloliquefaciens YN2010-P3 is used for preventing and controlling snails and slugs after being prepared into the microbial inoculum, the microbial inoculum has the advantages of being simple in nutrition, high in breeding speed, high in effective viable count, stable in performance and the like, and compared with a traditional snail and slug preventing and controlling method, the microbial inoculum prepared from the bacillus amyloliquefaciens YN2010-P3 is simpler, safer and more efficient, and has a better market development prospect.

The invention relates to a reusable device (10) for catching snails, comprising a container which is formed by a bag (2), and a holder (1) for the bag (2) is provided, by means of which holder the opening (3) of the bag (2) can be kept in an open state; wherein the holder (1) is formed by a bent wire part and at least one insertion portion of the bent wire part is suitable for being insertable into the ground (4) in order to fix the holder (1) with respect to the ground (4); wherein no direct precipitation can penetrate into the opening (3) of the bag (2).

The invention relates to the technical field of water treatment, in particular to a field snail and small shellfish symbiotic circulating water treatment system which comprises the steps of obtaining concentration and thickness through filter food identification distribution, analyzing substance retention and removal efficiency, classifying and marking dominant types, extracting frequency and behavior period through a sorting module, and circularly adjusting flow velocity matching behaviors. Species contribution is identified through nutrition judgment, purification intensity is integrated through water quality evaluation, and a multi-section purification atlas is generated. According to the method, substance retention is judged through particle concentration and filamentous change, the removal efficiency is calculated in combination with sediment thickness and concentration ratio, a filter feeding dominant map is constructed, active species are identified according to biological vibration frequency and illumination trend, a behavior period is established, the cycle rhythm is adjusted in combination with water body replacement time, and filter feeding synchronism is improved. The attenuation difference value of nitrogen and phosphorus ions is analyzed, the adsorption advantage is determined, the purification contribution is evaluated by fusing the particle reduction amount, the nutritive salt decrease and the transparency change, and a multi-region purification regulation map is constructed.

The invention relates to the technical field of snail removing devices, in particular to a large African snail removing device with a screening function and a using method thereof.The large African snail removing device comprises an outer box, the inner ring surface of the outer box is connected with a supporting column, and the upper end of the supporting column is connected with a first supporting rod in a penetrating mode. According to the large African snail removing device with the screening function and the using method of the large African snail removing device with the screening function, through the arrangement of the screening mechanism, the pulse electric shock device and the vertical column, in the using process, primary screening can be completed through the groove of the vertical column according to the size of snails; large African snails with large sizes climb into the first supporting table, and the copper plates are used for preventing the large African snails from climbing to the inner side face of the outer box.

1. Name of the product in this design: Snail Box. 2. Purpose of this design: A box to prevent snails from crawling into the garden. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

The present application relates to the field of aquaculture breeding technology, and discloses an indoor cement pool artificial breeding method for east wind snail, which comprises the following steps: storing east wind snail egg sacs after disinfecting water body by ultraviolet rays, removing infected egg sacs, and performing specific water flow replacement 24 hours before hatching; feeding the larvae with a nutrient agent containing clostridium aceticum protein and agaricus blazei polysaccharide every day after hatching, feeding the larvae with monosomic algae such as chrysomonad, tetraselmis, chlorella, etc. in the early stage, and feeding the larvae with shelled algae in the middle stage until the larvae are attached and metamorphosed; keeping the breeding pool continuously aerated and controlling parameters such as dissolved oxygen, salinity, temperature and pH value of the water body during the breeding period, and finally collecting the snail seedlings to end the breeding. The indoor cement pool artificial breeding method for east wind snail provided by the present application is suitable for one or more of fasciolaria fasciolaris and mud east wind snail, and can effectively improve the success rate and seedling quality of indoor cement pool breeding of east wind snail.