12 results about "Weevil" patented technology

This invention discloses a high-energy-absorbing lightweight sandwich structure mimicking the elytra of a pine knot weevil and its preparation method, belonging to the field of additive manufacturing technology for lightweight energy-absorbing structures. The structure includes an upper panel, a lower panel, and a core layer structure disposed between them. The core layer structure is formed by splicing together an array of structural units. Each structural unit includes a central elliptical cavity and two hollow cylindrical supports on either side, with the elliptical cavity and the hollow cylindrical supports connected to form a load-bearing system. In the three-layer structure, the middle layer structural unit array is staggered along the axis of the elliptical cavity, and process communication holes are provided on the shared middle panel of adjacent layers. This structure can be integrally formed using selective laser melting, and features good energy absorption performance, reliable connection, and easy powder removal, making it suitable for UAV fuselages and other lightweight protective structures.

The utility model discloses a kind of prevention and cure traps suitable for sweet potato small elephant beetle, including collection box, first trapping component, second trapping component and third trapping component installed in collection box, drawer installed in collection box, collection box is equipped with collection room, first connecting port, second connecting port and third connecting port, collection box has material collecting box, material collecting and being located in collection room, drawer is placed in material collecting box, first connecting port, second connecting port and third connecting port are all communicated with collection room, first trapping component is communicated with collection room by first connecting port, second trapping component is communicated with collection room by second connecting port, third trapping component is communicated with collection room by third connecting port, second trapping component is located between first trapping component and third trapping component;The first trapping component, second trapping component and third trapping component of the application can be placed different trapping objects respectively, realize a variety of comprehensive luring, enhance luring force, improve trapping success rate.

The invention provides a pathogenic microorganism spore carrier for preventing and treating red weevil and a composition of the pathogenic microorganism spore carrier. The carrier not only can adsorb and maintain the activity of spores of pathogenic microorganisms, but also can adsorb attractants containing aggregation pheromone and the like, and can specifically attract red weevil, so that the pathogenic microorganisms can be horizontally spread in a red weevil population. Specifically, bentonite, perlite, carboxymethyl cellulose, silica gel, sepiolite, montmorillonite and the like are mixed to prepare a porous adsorption material, and the porous adsorption material is used as a carrier. Through reasonable carrier design, guiding effect of aggregation pheromones and support of auxiliary materials, horizontal infection of pathogenic organism spores to the red weevil population is realized, and green prevention and treatment efficiency of the red weevil is effectively improved. Compared with the prior art, the method has the advantages of simplicity in operation, environment friendliness, high specificity and lasting prevention and treatment effect.

The utility model relates to the technical field of insect feeding, in particular to a sweet potato small weevil feeding device which comprises a culture box, a plurality of groups of feeding mechanisms are arranged in the culture box, and each feeding mechanism comprises a first black cylinder and a second black cylinder which are made of polyethylene materials. The second black cylinder is located in the first black cylinder, and the interior of the second black cylinder is used for breeding the sweet potato small weevil. A supporting seat is rotatably connected to the bottom of the inner wall of the incubator, a fixing rod is fixedly connected to the top of the supporting seat, the top of the fixing rod penetrates through the top of the incubator and is fixedly connected with a rotating ring, and a plurality of indicating rings are arranged on the rotating ring; the plurality of groups of feeding mechanisms consisting of the first black cylinders and the second black cylinders are arranged in the incubator, the sweet potato small weevils are fed in the first black cylinders, and each group of feeding mechanism can be independently taken out from the incubator, so that a large number of sweet potato small weevils can be continuously bred.

The invention discloses a high-virulence beauveria bassiana Zeb-01 strain and application of the high-virulence beauveria bassiana Zeb-01 strain to control of palm pests, the high-virulence beauveria bassiana Zeb-01 strain is beauveria bassiana, and the preservation name of the high-virulence beauveria bassiana Zeb-01 strain is Beauveria bassiana; the strain is preserved in the China General Microbiological Culture Collection Center, and the address of the preservation unit is No.3, Yard 1, Beichen West Road, Chaoyang District, Beijing; the preservation date is November 15, 2025; the preservation number of the strain is CGMCC (China General Microbiological Culture Collection The separated beauveria bassiana Zeb-01 strain has extremely high pathogenicity to rhynchophorus ferrugineus and rhinoceros rhinoceros, the lethal effect of the strain is remarkably higher than that of commercially available beauveria bassiana preparations, the strain has more outstanding advantages under the low-concentration condition, the lethal time of the strain to the two pests is remarkably shorter than that of commercially available strains, the pest hazard period is effectively shortened, and the environment pollution is reduced. And the insecticidal composition has the characteristics of high toxicity, high insecticidal rate and wide range of applicable pests.

The utility model provides a camellia oleifera fruit elephant trapping and detecting device which comprises a cylinder, a first conical cylinder, an internal thread ring and an adjusting cylinder, a circular water storage box is fixedly connected to the upper end of the inner wall of the cylinder, a through groove is formed in the left side of the first conical cylinder, a rectangular through shell is installed on the left side of the first conical cylinder and communicated with the through groove, and a side plate is movably installed on the left side of the rectangular through shell. A rectangular plate is installed on the right side of the side plate, a detection probe is installed at the right end of the lower portion of the rectangular plate, bent plates are installed on the left side and the right side of the inner threaded ring respectively, sharp rods are fixedly connected to the lower ends of the two bent plates respectively, an L-shaped rod is fixedly connected to the side face of the lower end of the adjusting cylinder, and a scraping rod is installed on the right side of the vertical end of the L-shaped rod. The inner wall of the device can be scraped and cleaned conveniently, injurious insects are prevented from being attached, injurious insect remains can be rapidly discharged conveniently, meanwhile, the injurious insect accumulation condition can be remotely detected, and people can decide whether the injurious insect remains need to be cleaned or not conveniently.

The application discloses a kit for detecting alfalfa weevil and a detection method thereof, and relates to the technical field of biology.The PCR detection primer pair of the application is specific and high in sensitivity, can rapidly and accurately identify whether alfalfa weevil is contained in alfalfa seed, and can distinguish alfalfa weevil from other common pests such as alfalfa weevil, alfalfa aphid, alfalfa looper, alfalfa thrips and alfalfa armyworm.The PCR primer combination of the application can simultaneously detect a large quantity of alfalfa seed, and the operation is simple, so that the detection can be completed in a short time under laboratory conditions.In addition, the detection method is suitable for various alfalfa varieties, has a wide application range, and is helpful for alfalfa seed inspectors to detect whether alfalfa weevil is mixed in alfalfa seed, can reduce labor and time cost, and has a good application prospect.

This invention discloses a field collection device for sweet potato ant weevils, belonging to the technical field of trapping devices. It includes a collection box, on which a trapping shell is fixedly installed. The outer circumference of the trapping shell has evenly spaced mounting grooves. One end of each mounting groove near the collection box has a trapping hole that communicates with the interior of the trapping shell. A protective cover is slidably mounted on the trapping shell, and a piston is fixedly installed inside the trapping shell. The protective cover and the piston are slidably connected. The device also includes a trapping tube rotatably installed in the mounting groove, one end of which is fixedly connected to the piston. Finally, it includes an attractant release assembly. Through the cooperation of the attractant release assembly and the trapping tube, the attractant is evenly dispersed into the surrounding environment, expanding the effective range of the attractant and improving its diffusion ability in complex environments. Simultaneously, when the device is activated, the motor-driven collection assembly forms a dynamic cleaning mechanism, pushing and removing the sweet potato ant weevils until they fall into the collection box, preventing escape.

The euonymus giganteus ovipositor convenient to observe comprises a fixing box, a partition plate, a transparent strip and a fixing mechanism, one end of the fixing plate is open, and the transparent strip extends out of the open side; the number of the partition plates and the number of the transparent strips can be freely combined, the two transparent strips separated by the partition plates are tensioned by the weashoptorrhynchus giganteus and secrete protective liquid to enable the two transparent strips to be bonded, then oviposition is conducted between the two transparent strips, the fixing mechanism prevents the transparent strips from deflecting through rotation and compression, and therefore the weashoptorrhynchus giganteus is fixed. The problem that the state of the eggs is inconvenient to observe in the process of collecting the eggs of the snout weevils is solved; proper spawning space is provided for spawning of the weashoptrus giganteus, the spawning efficiency of the weashoptrus giganteus is improved, and the damage rate of spawns is reduced.

A device and method for mitigating red palm weevil infestations in palm trees through coordinated ultrasonic disruption. The device includes a solar-powered system including a battery, charger, dimmer, and ultrasonic wave generator to produce acoustic emissions in a frequency range of 20 kHz to 100 kHz. A dual-emitter configuration includes one or more internal emitters, each having a rigid cylindrical probe with a compact, wide transducer tip adapted for insertion into the tree trunk, and at least one pair of external emitters arranged on opposing sides of the trunk using flexible semicircular brackets. The emitters operate in synchronized coordination via the dimmer to direct ultrasonic waves toward overlapping tissue zones, thereby generating constructive interference. A digital display indicates frequency level and battery status. The method includes synchronized ultrasonic wave transmission for disrupting insect movement, orientation, communication, and reproduction within plant structures.

The invention discloses a gene sequencing-based camellia weevils intrusion monitoring and precise medication method and system, and relates to the technical field of agricultural pest control, and the method comprises the following steps: installing an environment sample collection device in a camellia garden, and automatically and regularly collecting environment samples in a period of time; carrying out deep sequencing on the collected environmental sample by utilizing a high-throughput gene sequencing technology, and detecting specific DNA or RNA fragments of the camellia weevils; by means of the sequencing result and the meteorological parameters, a life cycle prediction model of the snout beetles is established, and the life cycle of the snout beetles of the real-time environment samples is predicted; and according to the life cycle and population density of the elephant beetles, an accurate pesticide spraying time table and dosage suggestions are generated. According to the method, gene sequencing is carried out on the environmental samples in the camellia oleifera garden, the population dynamics and the life cycle of the camellia oleifera weevils are determined in combination with a big data analysis technology, and therefore precise prevention and control are achieved, the use amount of pesticide is reduced, and the prevention and control effect is improved.