11 results about "Aedes" patented technology

The invention provides a bacillus thuringiensis strain, a fermentation culture method and application of the bacillus thuringiensis strain. The strain is preserved in the China Center for Type Culture Collection on September 28, 2011, the preservation address is No. 299 on eight road, Wuchang District, Wuhan City, Hubei Province, the preservation number is CCTCC No: M 2011334, and the preservation date is September 28, 2011. The strain cultured by the fermentation method has efficient, specific and stable insecticidal activity on culex, aedes and other mosquitoes, has the advantages of low preparation cost, environmental friendliness and the like, can be developed into a biological insecticide for preventing and killing mosquitoes and preventing and controlling malaria, dengue fever, chikungunya and other mosquito-borne infectious diseases, and meets the requirements of green and safe prevention and control in China.

The invention belongs to the technical field of mosquito medium prevention and control, and provides an intelligent mosquito trapping device based on skin bionics and carbon dioxide synergistic induction and a mosquito trapping control method.The main scheme is that a master control single-chip microcomputer drives a mosquito suction fan to build basic negative pressure and controls a heating element to maintain the simulated body temperature of a sweat box so as to accelerate volatilization of bionic sweat; intermittently opening according to the human body resting frequency to release carbon dioxide in a pulse manner; carbon dioxide and sweat are mixed through the fluid director and spread all around to form a bionic induction field, and when mosquitoes are attracted to the position near the shell, the mosquitoes are sucked by the negative pressure fan to an anti-escape gauze in the mosquito storage drawer. After the visual identification module monitors that aedes appear in the induction area and accurate confirmation is carried out through a deep learning algorithm, a feedback signal is sent to the single-chip microcomputer to trigger intelligent closed-loop control; the single-chip microcomputer dynamically adjusts the carbon dioxide pulse frequency and temperature control parameters according to the number of the mosquitoes to enhance the induction intensity, so that the mosquitoes are dehydrated and air-dried under the action of continuous airflow, and recognition and counting results are uploaded to the cloud platform.

A dual-modular trap for the lethal blocking of gravid or non-gravid male and female mosquitoes of the genus Aedes spp., comprising a container body (1) configured to retain a fluid (2) in a lower space (12); a removable lid (5, 5') adjustable to the opening of the container body (1), comprising a central opening (51) for mosquito entry into the interior of the container body (1); and a mesh (4) adjustable in a cross-section of the container body (1), wherein said mesh (4) divides the interior of the container body (1) into two spaces. The mesh (4) comprises a filter passage of between 0.5 x 0.5 to 2 x 2 mm, preferably between 0.92 to 1.6 mm, wherein the dual-modular trap also comprises a tubular conduit (6, 6') attachable to the central opening (51) of the removable lid (5, 5'), said base being coplanar and concentric to the central opening (51).The dual-modular trap also comprises an adhesive capture strip or strips (7, 7') for trapping mosquitoes that enter through an interior of the tubular conduit (6, 6').

The utility model provides a kind of whitebark Aedes trapping and density monitoring device based on image recognition, it is related to insect trapping and identification technical field.A kind of whitebark Aedes trapping and density monitoring device based on image recognition, including mosquito trapping part, detection part, image acquisition part, control part and processing part, the mosquito trapping part includes upper mosquito suction fan, anti-escape funnel net and mosquito trapping assembly, the detection part includes fiber optic sensor, fiber optic sensor is provided with fiber optic sensor transmitting end and fiber optic sensor receiving end on it, the image acquisition part includes observation cabin, high-definition camera, observation board and lower mosquito suction fan, the observation cabin one side surface is provided with mosquito outlet.The above structure, realized the integration of mosquito trapping and species identification, without manual intervention can complete from trapping to identification process, improve work efficiency.

The utility model discloses an appreciable aedes egg trapping and larva killing device which comprises a water collecting cylinder with an opening in the upper end, a plurality of through holes are inwards formed in the position, close to the upper end of the water collecting cylinder, of the outer wall of the water collecting cylinder, the opening end of the water collecting cylinder is detachably connected with a cylinder cover, and the left side and the right side of the bottom of the cylinder cover are detachably connected with medicine storage boxes. A water absorption rope is arranged on one side of the inner wall of the barrel cover and corresponds to the bottom of the medicine storage box, a foaming floating net capable of floating on the water surface is placed in the water collection barrel, a placing hole is downwards formed in the middle of the upper end of the outer wall of the barrel cover, and the placing hole is detachably connected with a green plant cultivation pot matched with the placing hole. The water collection cylinder, the cylinder cover and the green plant cultivation pot are all made of black opaque materials. The aedes trapping and killing device is simple in structure, aedes are trapped and killed by fully utilizing the biological habits of aedes, the aedes can be lured to inhabit and lay eggs in a concentrated mode, aedes larvae can be killed in batches by using a small dosage of larva killing agent, the aedes population density can be effectively restrained, and the disease transmission risk can be reduced.

The invention provides a mosquito and egg trap with a remote monitoring function, which comprises a box top cover, a trap body and a monitoring circuit board, the inner side wall of the box top cover is provided with an internal thread which is matched with an external thread arranged on the outer side wall of the upper part of the trap body, is provided with a mosquito trap extending into the trap body, and is also provided with a movable groove; the mosquito attracting cylinder is arranged below the movable groove; a first boss which extends upwards and is used for aedes to lay eggs or rest and a second boss which is used for placing an attractant for luring aedes are arranged in the bottle bottom of the trap body, and a third boss which protrudes towards the center direction is arranged below an external thread arranged on the trap body; the monitoring circuit board is provided with a cylinder hole corresponding to the mosquito attracting cylinder, and the mosquito attracting cylinder penetrates through the cylinder hole and is fixed to the third boss. The monitoring circuit board obtains information of the number of first mosquitoes entering the mosquito attracting cylinder according to a preset infrared monitoring period and sends the information to a preset server. The collection efficiency of monitoring data can be improved.

The invention provides a mosquito and egg trapping device with an early warning function, which comprises a box top cover, a trap body and a monitoring circuit board, and is characterized in that the box top cover is fixed on the upper part of the trap body through an internal thread and an external thread; a mosquito attracting cylinder extending into the trap body is arranged on the box top cover; a first boss which extends upwards and is used for aedes to lay eggs or rest and a second boss which is used for placing an attractant for luring aedes are arranged in the bottle bottom of the trap body, and a third boss which protrudes towards the center of the trap body is arranged below an external thread arranged on the trap body; the monitoring circuit board is provided with a cylinder hole corresponding to the mosquito attracting cylinder arranged on the box top cover, the mosquito attracting cylinder penetrates through the cylinder hole, and the monitoring circuit board is fixed on the third boss. The monitoring circuit board monitors the placement state of the mosquito and egg trapping device and the water surface in the trap body and comprises an ultrasonic water level detection module, a 3D posture detection module, a microprocessor, a geographic position module and a 4G communication module. The monitoring efficiency can be improved.

The invention relates to an insecticidal varnish composed of a colourless, water-based acrylic copolymer with a satin finish and very low odour, the aqueous formulation of which contains microcapsules of lambda-cyhalothrin (C23H19ClF3NO3 - alpha-cyano-3-phenoxybenzyl-3-(2-chloro-3,3,3-trifluoropropenyl)-2,2-dimethylcyclopropanecarboxylate) in concentrations ranging from 0.001% w / w to a permitted maximum of 10% w / w, which, when broken by mechanical contact, release the insecticide slowly, gradually and safely, making the surface lethal to insects, with mortality efficacy levels of 100% in 24 hours for the dengue mosquito (Aedes aegypt) and 82.5% in 72 hours for cockroaches (Periplaneta americana).

This invention discloses a remote continuous mosquito trapping and monitoring instrument and its trapping and monitoring method, belonging to the technical field of insect control equipment. It includes a base, on which a trapping bottle, a circuit control board, test strips, and a test strip replacement device are mounted. A camera is mounted on the trapping bottle and connected to a mosquito-attracting device and a drying device. The test strip is located between the upper and lower parts of the trapping bottle and is driven and connected to the test strip replacement device. The circuit control board is electrically connected to the mosquito-attracting device, the mosquito-killing device, the camera, and the test strip replacement device. The mosquito-attracting device, controlled by the circuit control board, attracts mosquitoes into the trapping bottle. The mosquito-killing device, controlled by the circuit control board, kills mosquitoes inside the trapping bottle. The camera, controlled by the circuit control board, monitors mosquitoes inside the trapping bottle and / or on the test strips. The test strip replacement device, controlled by the circuit control board, automatically replaces the test strips, thereby achieving remote continuous mosquito trapping and monitoring.

The invention discloses a mosquito trapping composition and a preparation method and application thereof, and relates to the technical field of daily chemical industry. According to the mosquito trapping composition, various different mosquito trapping components such as 2-undecanone, n-tetradecane and glucose are compounded, broad-spectrum trapping of various mosquitoes such as anopheles and aedes is achieved, meanwhile, the non-ionic surface active agent with the HLB value being 9-14 is utilized, and the mosquito trapping effect is good. The oil-soluble mosquito-trapping effective component and the water phase containing glucose can be compounded to form a stable microemulsion, so that the volatilization speeds of different mosquito-trapping components can be matched, and the system can be ensured to have higher storage stability and long-acting use effect.

The present application relates to the field of biotechnology, and particularly relates to a novel mosquito-specific virus strain and application thereof. The strain has a preservation number of CCTCC NO: V202643, and is identified as a new species of Dinurina virus. The present application discloses that the strain can efficiently inhibit the replication of various mosquito-borne viruses in mosquito cells, thereby weakening the ability of mosquitoes to spread mosquito-borne viruses. In addition, the host range of the strain is strictly limited to mosquitoes, and the strain is not infectious to vertebrates including humans. The present application also discloses a combined use scheme of the strain and another mosquito-specific virus. The synergistic blocking effect can be produced by co-infection of the two viruses in Aedes mosquitoes, and the two viruses have important application value in the targeted prevention and control of mosquito-borne viruses.