22 results about "Longhorn beetle" patented technology

The invention discloses a robot path planning method based on bidirectional beetle antennae search, and relates to the technical field of path search. The method comprises the following steps: S1, obtaining an obstacle, a feasible region, a starting point and an ending point, and forming an environment model; s2, placing a first long-horned beetle at the starting point, placing a second long-horned beetle at the terminal point, and enabling each long-horned beetle to always move towards the other long-horned beetle based on a beetle search algorithm to obtain a planned path; two-way search is carried out by placing a longhorn beetle at each of the starting point and the ending point, so that the speed of finding a feasible solution is increased, and the path planning efficiency is improved.

The invention provides a multi-agent master-slave game integrated energy system optimization scheduling method and system. The method comprises the following steps: constructing an integrated energy system model; based on the comprehensive energy system model, establishing a decision model of each main body in the system; and based on the decision model of each main body, establishing a multi-main-body master-slave game model, solving the multi-main-body master-slave game model, and optimizing integrated energy system scheduling. According to the invention, a multi-agent game model taking an integrated energy system operator as a dominant and an energy producer, an energy storage service provider and a load aggregator as followers is constructed, so that the utilization rate of energy is improved; according to the method, the carbon emission of each subject is considered, an IDR strategy based on price and carbon compensation dual excitation is introduced, a dual search optimization algorithm fusing and improving beetles of longhorn beetles and sine and cosine is combined with a Cplex solver to solve the established model, and the carbon emission of the system is remarkably reduced while the cost of each subject is minimized.

The invention discloses a cascade control method of an impulse turbine regulating system based on an improved crown porcupine algorithm, which considers mechanical time lag of a hydraulic actuating mechanism and establishes a mathematical model of the impulse turbine regulating system under small fluctuation. According to the DMC-FOPID cascade control method for the impulse turbine regulating system, FOPID control is adopted as inner loop control, DMC (dynamic matrix control) is introduced as outer loop control, and the DMC-FOPID cascade control method for the impulse turbine regulating system is provided. According to the method, a Created Porcupine Optimization (CPO) algorithm is improved in combination with tent chaotic mapping and a fractional order longhorn beetle search mechanism, and the improved ICPO algorithm is provided, so that the optimization performance of the CPO is improved, and therefore, the optimal performance of the CPO is improved, and the optimal performance of the Created Porcupine Optimization (ICPO) is improved, and the optimal performance of the Created Porcupine Optimization (ICPO) is improved, and the optimal performance of the Created Porcupine Optimization (ICPO) is improved. And FOPID parameters are set and optimized through ICPO, and control simulation is carried out based on Simulink. The result shows that the cascade control method can effectively improve the control performance of the impulse turbine adjusting system.

The attractant is composed of (1R)-2, 2-dimethyl-3-methylene dicycloheptane, pinene, camphene and other components, 95% ethyl alcohol is used as a solvent, porous silica gel microspheres with the average pore size of 2-5 nm are matched to serve as a slow-release carrier, and the pine tree longicorn attractant is prepared. The preparation method comprises the steps of step-by-step mixing, ultrasonic dispersion, standing reaction and slow-release packaging, and process parameters of each step are accurately controlled. Compared with the prior art, the pine tree longhorn beetle attractant has the remarkable advantages that through precise matching of the components and collaborative optimization of technological parameters, triple breakthrough of the pine tree longhorn beetle attractant in targeting, stability and cost control is achieved, and an efficient and reliable technical scheme is provided for green prevention and control of pine wood nematode diseases.

The invention relates to the technical field of molecular biological detection, in particular to a method for detecting DNA (Deoxyribose Nucleic Acid) of Changlin bark beetles in a sample, which can realize visual rapid detection of Changlin bark beetles based on an RPA-CRISPR / Cas12a system. The invention provides a primer combination and a specific crRNA sequence for detecting DNA (Deoxyribose Nucleic Acid) of Changlin bark beetles. The detection method disclosed by the invention is simple and convenient to operate, short in reaction time, high in sensitivity and specificity, and suitable for port quarantine, forestry monitoring and field screening, the detection result can be directly interpreted, the detection can be carried out without a heating instrument, and the limitation that traditional detection depends on laboratories and professional operation is broken through; an efficient and convenient detection means is provided, and powerful technical support is provided for early warning and precise prevention and control of the beetles.

This utility model belongs to the field of pest capture technology, and particularly relates to a trapping device for the peach-necked longhorn beetle. It includes: a bottle body with a top cap threaded onto its top surface; an inner liner fitted onto the inner wall of the bottle body; multiple connecting posts fixedly installed on the bottom surface of the top cap, with the bottom ends of the connecting posts fixedly connected to the top surface of the inner liner; multiple through holes on the outer wall of the inner liner; multiple bottle slots evenly spaced on the outer wall of the bottle body; and movable baffles rotatably installed within each bottle slot; and an adjustment component mounted on the bottle body to rotate the multiple movable baffles. When removing the peach-necked longhorn beetle from the bottle body, simply rotate the top cap, which will detach from the bottle body. Pulling the top cap at this point will cause the inner liner to rise simultaneously. Since the top cap has multiple through holes, the trapping liquid inside the inner liner will drain through these holes, causing the inner liner to lift along with the peach-necked longhorn beetle inside the bottle, thus facilitating its removal.

The utility model relates to the technical field of long-horned beetle catching, and discloses a special tool for long-horned beetle catching of carya illinoensis, which comprises a trapping tank, the upper side and the lower side of the trapping tank are communicated, the bottom of the trapping tank is provided with a trapping agent placing seat, the top of the trapping tank is provided with a top cover, the bottom of the top cover is provided with a storage assembly, and the storage assembly is provided with a storage cavity. The storage assembly is matched with the trapping tank, a guide pipe is arranged on one side of the trapping tank, the guide pipe is communicated with the interior of the trapping tank, the trapping tank can be fixedly installed on a carya illinoensis tree in advance through the storage assembly and the trapping agent containing base, and when the season of spawning of longhorn beetles is reached, the trapping agent containing base can be used for trapping the longhorn beetles. The adult longhorn beetles emerging in carya illinoensis trees can be attracted into the storage assembly, the adult longhorn beetles are prevented from laying eggs on carya illinoensis trunks, the prevention effect is achieved, and the problems that in the prior art, regular prevention and control are needed, and if prevention and control are not conducted in time, the growth of trees is affected are solved.

The invention discloses metarhizium anisopliae R32 and application thereof, and belongs to the technical field of microorganisms. On one hand, the invention provides the metarhizium pingshaense R32, the preservation number of the metarhizium pingshaense R32 is CGMCC (China General Microbiological Culture Collection Center) No.41550, and on the other hand, the invention provides the application of the metarhizium pingshaense R32 in prevention and treatment of batocera horsfieldi and / or oak weevil. The Metarhizium anisopliae R32 has strong toxicity to batocera horsfieldi and elephant oak, can cause death of batocera horsfieldi and elephant oak in a short time, and provides a new thought for a subsequent biocontrol agent.

The utility model provides an insect collecting bottle and a longhorn beetle trapper applying the same, the opening end of the bottle body is connected with a detachable cover body, the cover body is annular, the inner side of the cover body is provided with an overturning piece, the overturning piece comprises a rotating shaft, the two ends of the rotating shaft are respectively connected with the cover body in a rotating mode, the rotating shaft is provided with a blocking piece, and the blocking piece is provided with an opening. And the at least two separation blades are arranged in the circumferential direction of the rotating shaft at intervals. An annular cover body is connected to the upper end of a bottle body to serve as an opening of the bottle body, the caliber of the cover body is 8-20 cm, so that the large-caliber opening is basically not blocked, in order to prevent insects from climbing out of the large-caliber opening, a rotatable overturning piece is arranged to shield the opening, the insects falling from the upper portion fall on a blocking piece, and under the action of gravity, the large-caliber opening is blocked by the overturning piece. The overturning piece rotates, and the insects fall into the bottle body along with rotation of the overturning piece.

This utility model belongs to the field of forestry pest control technology, and particularly relates to a longhorn beetle trapping and killing device, including a column and a base. An observation mechanism is located in the middle of the outer surface of the column, and a trapping box is connected to the bottom of the observation mechanism. The outer surface of the trapping box is fixedly connected to two trapping entrances, with heights of 100cm and 50cm respectively. Trapping box one contains a bark crevic filled with a pheromone lure from the red-edged longhorn beetle. Trapping box two contains a metabolite mimicry agent of the sea buckthorn wood-boring moth larvae, specifically an artificially synthesized odor of its feces or molting hormone. This longhorn beetle trapping and killing device, with two different trapping entrances, can cover active groups at different times and heights, specifically capturing upward-migrating larvae and adults. It also accommodates the spatial competition characteristics of the two pests, expanding the trapping range and enhancing the trapping effect through their competitive relationship. By confusing the odors, it attracts more red-edged longhorn beetle adults, improving trapping efficiency.

The present invention relates to an underground online joint calibration method, belonging to the field of underground detection technology. The method comprises obtaining anchor net image data collected by an industrial camera and anchor net point cloud data collected by a laser radar; extracting the first edge contour of the anchor net from the anchor net image data using an image processing method; extracting the second edge contour of the anchor net from the anchor net point cloud data using a point cloud processing method; performing a coarse matching of the first edge contour and the second edge contour based on a particle swarm search method of longhorn beetle whiskers; and performing a precise matching of the first edge contour and the second edge contour, specifically: taking measurement errors into account, constructing a line-to-line ICP problem, and performing nonlinear least squares optimization to solve the optimal external parameters and obtain a calibration result. During the matching process, it is easy to fall into a local optimal solution. The particle swarm search method of longhorn beetle whiskers can prevent the local optimal solution, thereby reducing the number of searches and ensuring that the local optimal solution will not be fallen into.

The invention belongs to the technical field of insect investigation, and particularly relates to a portable worm egg collecting device and method for investigation and collection. The device is mainly formed by butting two combined functional boxes through fasteners, each combined functional box is formed by clamping a bottom box, a partition plate, a middle box and a top box from bottom to top, an egg collecting system is installed in each middle box, and each egg collecting system is mainly composed of a lead screw motor, a lead screw, a clamping frame and an egg collecting block. The lead screw motor is controlled to drive the lead screw to rotate in the forward direction, and the lead screw drives the clamping frame on the bottom layer and the egg collecting blocks on the clamping frame to move downwards till the clamping frame on the bottom layer and the egg collecting blocks on the clamping frame are separated from the lead screw, fall into the bottom box through the partition plate and are taken away regularly. In this way, the requirement for collecting the worm eggs of trunk borers represented by longhorn beetles, weevils and codling moths is met; the preservation conditions that the temperature is 12-15 DEG C and the RH is 75% can be maintained in real time, and the sample activity is ensured to exceed 72 hours.

The utility model relates to the technical field of tea longhorn beetle prevention and control, and discloses a medicine dispenser for preventing and controlling tea longhorn beetles, which comprises a net cylinder, the surface of the net cylinder is provided with a plurality of insect inlet mechanisms, the upper end of the net cylinder is in threaded connection with an upper cover, the lower surface of the upper cover is provided with an insect trapping lamp, and the lower surface of the upper cover is provided with an electric net outside the insect trapping lamp. A transparent cover is mounted outside the upper cover, a cleaning ring is movably connected to the outside of the transparent cover, and a driving mechanism for driving the cleaning ring to ascend and descend is arranged on the upper surface of the transparent cover; through the arrangement of the insect feeding mechanism, the tea longhorn beetles push the pipe cover to enter the net cylinder through the round pipe in the insect feeding mechanism; the tube cover cannot be opened when the tea longhorn beetles push the tube cover from the interior of the net barrel, the tea longhorn beetles are effectively prevented from escaping, the transparent cover can protect the net barrel, dust and rainwater are effectively prevented from entering the inner portion of the net barrel, and therefore the insect trapping lamp and the insect trapping sticker are prevented from being damaged; the driving mechanism drives the cleaning ring to ascend and descend to clean the transparent cover.

A soil dispersion coefficient identification method based on a longhorn beetle algorithm improved neural network aims at the problem of low accuracy of an existing soil dispersion coefficient identification method, and identifies a soil dispersion coefficient by combining a longhorn beetle search algorithm with a deep neural network. The problem of low accuracy caused by the fact that the soil dispersion coefficient is determined through empirical values in an existing identification method is solved. And the global optimization capability of the longhorn beetle search algorithm is utilized, so that the defect that a single deep neural network is easy to fall into local optimum is effectively avoided, and high-precision fitting prediction is remarkably improved and realized.

The invention discloses a photovoltaic MPPT control method based on a mayfly naiad fusion algorithm. The mayfly naiad population splitting direction is guided through gradient information of the beetle of longhorn beetle, the beetle of longhorn beetle search step size is dynamically reset by using a mayfly naiad mating mechanism, the disturbance intensity and the beetle of longhorn beetle sensing radius are cooperatively attenuated, transition from global search to local search is realized, the beetle of longhorn beetle gradient difference is introduced into mayfly naiad male individual speed updating, direction guiding is strengthened, and the mayfly naiad is rapidly and rapidly updated. Closed-loop control is formed through a PI controller, and the photovoltaic maximum power point searching and MPPT functions are achieved. The problem of tracking the maximum power in a dynamic local shading scene by a fusion algorithm is solved in a targeted manner, the convergence speed of the algorithm is remarkably increased by means of double mechanisms, the proportion of global search and local search is balanced, the accuracy of tracking the maximum power point is improved, and finally, the photovoltaic maximum power point search MPPT function is achieved.

The invention provides a field monitoring and counting device and method for population density of adult longhorn beetles, and relates to the technical field of pest control. The field monitoring and counting device comprises a shading umbrella cover, a capturing cabin, a sex attractant storage cabin, a trapping lamp and a stump-imitating crawling channel; the shading umbrella cover and the capturing cabin are integrally arranged, the tree stump crawling simulating channel vertically penetrates through the connecting end face of the shading umbrella cover and the capturing cabin and protrudes towards the upper side and the lower side, and a plurality of sets of backlight holes different in size are formed in the tree stump crawling simulating channel. The sex attractant storage cabin is fixedly arranged in the capturing cabin. The adult longhorn beetles are trapped through the combined effect of the trapping lamp and the sex trapping agent, a stump crawling simulating channel is designed in a targeted mode, so that holes in natural stumps are simulated, the adult longhorn beetles are actively guided to enter the trapping cabin under instinct driving, the trapping success rate of various types of longhorn beetles with different phototaxis is greatly increased, and the trapping effect is good. In addition, volatilization and diffusion of the trapping agent are promoted through environmental wind, and the trapping range is further widened.

A longhorn beetle trap relates to the field of insect control equipment technology. It addresses the problems of traps slipping off tree trunks and being difficult to install when the tree trunk is tilted downwards or at a high height. This invention includes a cylinder, an attractant, a collection box, and a support. The cylinder has a first collection chamber with its opening facing downwards. The outer side of the cylinder has a longhorn beetle inlet that connects the first collection chamber to the outside. The attractant is installed inside the first collection chamber, attracting longhorn beetles into it through its scent. The cylinder is installed by rotating the support, which unfolds and supports it on the ground, eliminating the need for installation on the tree trunk. This provides a wider installation range and greater stability. Furthermore, the height of the cylinder changes with the unfolding angle of the support, allowing the attractant to be placed at different heights to capture longhorn beetles, resulting in better capture effectiveness.

The invention discloses a botanical attractant for tarssoneus longhorn beetles in yangming and application of the botanical attractant, and belongs to the technical field of deinsectization of elaeagnus mollis. The botanical attractant is prepared from the following components in parts by mass: 45 to 55 parts of butyl acetate, 18 to 22 parts of trans-2-nonenal, 18 to 22 parts of alpha-pinene, 4 to 6 parts of (E)-4, 8-dimethyl-1, 3, 7-nonelatriene and 4 to 6 parts of beta-phellandrene. Volatile components of the host tree species are utilized to attract the tree species, the tree species are killed in a concentrated mode after being attracted, the attractant belongs to green, non-toxic and nuisanceless attractant substances, a series of problems caused by chemical prevention and treatment such as many pesticide residues, environment pollution easiness, high cost and product safety can be solved, and the method is suitable for large-scale popularization and application. And the problem of difficulty in preventing and treating the pest, namely Yangming tarsogonum longicorn, of elaeagnus mollis

The invention provides an ecology-based Tarim river basin water resource optimal configuration method and system, and relates to the technical field of water resource optimal configuration, and the method comprises the following steps: S1, data collection and analysis; s2, target setting and constraint condition determination: taking maintenance of stability of a Tarim river basin ecological system as a core, and determining an ecological protection target; s3, establishing a water resource optimal configuration model; s4, formulating and evaluating a scheme; according to the method, a water resource optimal configuration model is constructed through a beetle antennae search algorithm, and the device reduces the probability that complex interaction between water resources and an ecological system cannot be completely and accurately simulated, certain simplification and hypothesis exist, and consequently the model simulation result deviates from the actual situation. And through the strong global search capability and adaptability of the longhorn beetle search algorithm, the system can find a better solution in a shorter time, and the optimization efficiency is improved.

The utility model discloses a device for preventing longhorn beetle larvae from harming the base of a carya illinoensis trunk, which belongs to the field of trunk base protection and comprises a first roofing slate and a second roofing slate which are attached to two sides of the trunk, first extension plates are symmetrically and outwards arranged on two sides of the first roofing slate, second extension plates are symmetrically and outwards arranged on two sides of the second roofing slate, and the first extension plates and the second extension plates are symmetrically and outwards arranged on two sides of the second roofing slate. The first extension plate is parallel to the second extension plate, fixing bolts are symmetrically arranged on the surface of the first extension plate, through holes are symmetrically formed in the surface of the second extension plate, the fixing bolts penetrate through the through holes, and two tile plates are arranged on the surface of the base of the tree trunk respectively so that the tree trunk can be fixed through the tile plates. Meanwhile, the butt joint seam of the two roofing slate is filled through the butt joint plate on the inner side, then comprehensive wrapping is achieved, damage to the trunk caused by longicorn is prevented, the device can adapt to the growth of the trunk, when the trunk grows and is thickened, the two outer plates can extend outwards to expand the internal space, and the situation that the trunk is crushed due to the fact that the extrusion force of the roofing slate is too large is prevented.

The invention relates to the technical field of forest fruit pest trapping and monitoring, and discloses a morus laevigata longicorn trapping method which comprises the following steps: S1, compounding a polar solvent with acetic esters, methylsalicylic acid, green leaf smell components, monoterpenes and morus laevigata branch and leaf essential oil according to a preset formula to form homologous and damage and diffusion enhanced three types of signal windows, the host smell simulation trapping agent is obtained. The method comprises the following steps: locking a characteristic host odor formula of morus laevigata according to insect conditions, weather and phenological data in the early stage of adult occurrence, preparing a trapping agent containing homologous, damaged and diffused enhanced signals, and combining a dual-channel slow-release lure, a phase-change controlled-release material, a garden edge leading-away belt along the main wind direction and sparse monitoring layout in a garden; and a trapping field which is still stable in a high-temperature season is formed by windward hanging on a tree crown, so that the effects of improving the female long-fruit mulberry longhorn beetle interception capability, inhibiting the release rate from being out of control, and reducing the fluctuation of a capture curve and the occurrence level of fresh worm holes and oviposition marks in a garden are achieved.