80 results about "Pesticide toxicity" patented technology

The invention provides a method for preparing a solid enzyme reagent which is used to fast measure the organophosphorus and carbamate toxicity of pesticide residue and its using method. The agent is formed by choline esterase, buffer solution and carrier. The solid enzyme reagent can be stored at indoor temperature above 20 days.

The invention discloses an automatic dispensing box for a UAV (unmanned aerial vehicle). The automatic dispensing box comprises a premixing box, a blending box, a temporary storage box, a pesticide box, a water storage box and a controller, wherein the pesticide box is arranged above the premixing box; the premixing box is connected with the water storage box through a water pipe; the premixing box is connected with the blending box through a pipeline; the blending box is connected with the water storage box through a pipeline and connected with the temporary storage box through a pipeline; a metering pump A is arranged on the pipeline between the water storage box and the premixing box. In general, the automatic dispensing box has the advantages that the automatic dispensing box is reasonable in design and convenient and quick to use, the labor intensity of workers can be effectively reduced, the workers can be prevented from pesticide poisoning, accurate proportioning can be realized according to requirements, the pesticide preparation speed is increased, the pesticide utilization efficiency is improved effectively, the pesticide spraying efficiency is effectively improved, and the automatic dispensing box has extremely high use value.

The invention relates to a bactericidal composition containing cyazofamid, which comprises a decomposition-resisting factor and a component C, wherein a mass ratio of a component A, namely the cyazofamid to the decomposition-resisting factor to the component C is (3-50):(0.1-5):(3-60). The bactericidal composition is compounded by multiple active components, a matching ratio of the active components is adjusted, and a stabilizing agent is added, so that the compounded bactericidal composition has a more excellent control effect on an oomycetes disease; action mechanisms of the active components in the bactericidal composition are different, so that pesticide toxicity resistance generation can be avoided, and a generation speed of disease pesticide resistance can be postponed; the bactericidal composition can prevent and expand a bactericidal spectrum, can greatly reduce the pesticide consumption and the use cost, is safer to crops, and can reduce environmental pollution.

The invention relates to a reagent for qualitatively detecting paraquat and a method for detecting the paraquat in urine, which are used for quickly detecting the most common pesticide poisoning, namely paraquat poisoning. The reagent comprises a reagent A and a reagent B, wherein the reagent A is sodium bicarbonate; and the reagent B is alkali sodium dithionite or sodium dithionite. The method for detecting the paraquat comprises the following steps of: taking 10ml of urine of a patient, putting the urine in a clean plastic cup, adding 2.0g of the reagent A into the cup, and after the reagent A is completely and uniformly dissolved, adding 1.0g of the reagent B into the cup, wherein if the urine contains paraquat ions, the urine immediately turns blue, and the darker the blue color is, the higher the concentration of the paraquat in the urine is. The reagent has the advantages of high accuracy, no false positive and false negative, high sensitivity, specificity and uniqueness.

The invention discloses a full-automatic accurate pesticide variable-flow spray control system. The full-automatic accurate pesticide variable-flow spray control system comprises a single-chip microcomputer, a displayer, a keyboard, a D/A converter a, a D/A converter b, a pressure sensor and a flow sensor, wherein the displayer, the keyboard, the D/A converter a, the D/A converter b, the pressure sensor and the flow sensor are connected with the single-chip microcomputer, the D/A converter a is connected with a controller a, a pressure pump and a pesticide storage box in sequence, the D/A converter b is connected with a controller b and an electromagnetic valve in sequence, and the electromagnetic valve, the pressure sensor and the flow sensor are located in a spray head. The full-automatic accurate pesticide variable-flow spray control system is free of manual operation and capable of achieving full-automatic spray and avoiding pesticide poisoning which is likely to happen to an operator during manual spraying; pesticide can be accurately and evenly sprayed to a farmland, and pesticide is fully and reasonably used; the harm to the environment, agricultural products and human health is greatly reduced.

The invention relates to a pesticide spraying device, in particular to an efficient pesticide spraying device for agriculture. The efficient pesticide spraying device for agriculture is small in labor strength, good in spraying effect and not prone to pesticide poisoning. The efficient pesticide spraying device for agriculture in the technical scheme comprises a cart and the like; a liquid spraying device is arranged on the left side of the top of the cart, a support is vertically installed on the right side of the top of the cart in a bolt-connection mode, a rotating device is arranged at the upper potion of the support, and a liquid spraying part of the liquid spraying device is connected to a rotating part of the rotating device. According to the efficient pesticide spraying device for agriculture, the angle of a spraying head is easy to adjust; in other words, the angle of pesticide spraying is easy to adjust, spraying work of pesticide is convenient, the spraying head alternatively sprays pesticide in a positive-and-negative mode, and the pesticide spraying effect is quite high.

The invention discloses a traditional Chinese medicament for treating organic phosphorus pesticide poisoning and a preparation method thereof. The traditional Chinese medicament is prepared from the following medicinal materials: folium mori, rhizoma phragmitis, bamboo leaf, scutellaria baicalensis, coptis chinensis, radix gentianae, meadowrue root and rhizome, andrographis paniculata, folium isatidis, rhizoma paridis, bistort rhizome, Chinese olive, radix tinosporae, Chinese lobelia, semen oroxyli, phaseolus radiatus, radix rehmanniae recen, radix scrophulariae, cornu bubali, lilac daphne flower bud, rheum officinale, aloe, ramulus mori, herba siegesbeckiae, semen coicis, shepherdspurse herb, cortex cinnamomi, radix aristolochiae, semen aesculi, pericarpium arecae, radix ranunculi ternati, lucid ganoderma, nacre mother of pearl, cornu saigae tataricae, calculus bovis, uncaria rhynchophylla, earthworm, centipede and borneol. The traditional Chinese medicament has the effects of clearing heat and removing toxicity, resolving dampness and restoring consciousness, can be used for treating organic phosphorus pesticide poisoning, is capable of strengthening the pathogenic factor resistance of a body and solidifying and protecting vital energy by utilizing the traditional Chinese medical theory and focusing on the holism concept, has the advantages of strong targeting property, toxin removal, symptom and root cause treatment, few adverse response and short course of treatment by treatment based on syndrome differentiation, and is safe and effective.

The invention discloses a spinosad and chlopyrifos compound microsphere suspending agent and a preparation method thereof, and belongs to the technical field of pesticide production. The preparation method comprises the steps of taking spinosad and chlopyrifos as active substances, namely core materials, taking biodegradable polylactic acid as a sphere forming material, namely a wall material, dissolving the core materials and the wall material in a recoverable volatile organic solvent, preparing spinosad and chlopyrifos compound microspheres by a modified emulsification-solvent volatilization/extraction method, and preparing the spinosad and chlopyrifos compound microsphere suspending agent with stable performances with a wetting disperser, a thickener, an antifreezer, an antifoaming agent and water. In the compound microsphere suspending agent, the compounding ratio of the spinosad to the chlopyrifos has an obvious synergetic effect according to an indoor pesticide toxicity test, and as the suspending agent is wrapped by polylactic acid, the suspending agent has the advantages of safety, low toxicity, high efficiency, long lasting period, good stability and the like.

The invention relates to the technical field of soil sample culture, and discloses a soil sample culture device for pesticide toxicity experiments and a method thereof. The culture device comprises a protection box body, a culture device which is arranged in the protection box body and is used for carrying out a soil toxicity test, a feeding module which is used for feeding materials to the culture device, a first feeding mechanism which is connected with the feeding module, a second feeding mechanism which is connected with the feeding module and the culture device, and a control unit which is used for carrying out automatic control, the method comprises the following steps: loading a to-be-detected soil sample and a pesticide reagent into the feeding module; setting multiple groups of experiment parameters through the control unit; and performing a soil culture experiment according to the experiment parameters provided by the control unit until the culture of the soil sample is finished. According to the technical scheme, manual experiment of workers is replaced by the soil sample culture device, so that the working intensity of the workers is reduced, and the culture efficiency of soil culture is improved.

The invention provides a method for killing worm eggs of anoplophora chinensis. At the oviposition fastigium of the anoplophora chinensis and during the periods before and after, the oviposition places are searched on trees; the recognition features are that fresh T-shaped or inversed-V-shaped carved grooves are bitten by female adult anoplophora chinensis on tree barks, the carved grooves are deep enough to the xylem, the oviposition places swell and crack, the surfaces are moist, and resin foam flows out; and the egg laying points are stabbed by a stabbing tool so as to kill the worm eggs. The method is simple in tool and convenient in operation process; the environment pollution caused by pesticide is reduced; the beneficial insects and other natural enemies are protected; the potential pesticide poisoning of operation personnel is reduced significantly; the tree barks are reserved; the wound plane resulted from worm egg killing is reduced; the wound healing is accelerated; and the places after the operation are obviously marked, so that repeated operation is prevented, and the working efficiency is improved.

The invention provides a greenhouse intelligent plant protection device based on crop phenotypic machine vision discrimination. The device comprises a moving device, a dispensing device, a pesticide spraying device, a vision device, and a central control unit; the vision device comprises a multispectral camera and a close-range camera; the pesticide spraying device comprises a first pesticide spraying rod, a second pesticide spraying rod, and a plurality of rotor wings; and the first pesticide spraying rod and the second pesticide spraying rod are provided with a plurality of spray heads capable of independently controlling the spraying amount. According to the greenhouse intelligent plant protection device based on crop phenotypic machine vision discrimination, crop phenotypes are monitored through the vision device to judge disease and insect pest types and degrees, early warning is conducted, an administrator is assisted in accurately selecting pesticide in time and automatically dispensing the pesticide, the central control unit plans a navigation route, and the pesticide spraying amount of each spray head is adjusted in real time according to the disease and insect pest degrees and positions, so that the purpose of combining disease treatment and prevention is achieved, precise pesticide application, water and fertilizer saving and green development are achieved, the pesticide poisoning phenomenon of operators can be effectively avoided, and the safety and the precision of greenhouse plant protection operation are promoted.

The invention provides application of a Rhodopseudomonas palustris microbial agent in prevention and control of false smut. A disease object is rice false smut, and a method of application of the Rhodopseudomonas palustris microbial agent in the prevention and control of the false smut comprises the step of spraying the Rhodopseudomonas palustris microbial agent to rice at a tillering stage and arupturing stage. Compared with the prior art, the application has the following beneficial effects that the Rhodopseudomonas palustris microbial agent contains an excretion protein and a metabolite, thereby being capable of effectively preventing and treating the false smut; and the Rhodopseudomonas palustris microbial agent has the characteristics of being environmentally friendly, being non-toxic to human and animals, being free of pesticide toxicity to crops, being simple and convenient to apply, and the like.

The invention relates to an indoxacarb and pyridaphethione composite pesticide, belonging to the technical field of composite pesticides. The invention is characterized in that the indoxacarb and pyridaphethione composite pesticide contains the following components by weight percent: 0.2-10 percent of indoxacarb and 10-30 percent of pyridaphethione. The indoxacarb and pyridaphethione composite pesticide has the advantages that the insecticide controlling spectrum is wide and the quick action is good; the harm to the environment and the human body is small because the toxicity is low; and the production cost is low. According to the composite pesticide toxicity test conducted to rice leaf rollers, the co-toxicity coefficient reaches 245-410. According to the test of pesticide effectiveness, the indoxacarb and pyridaphethione composite pesticide has good effect on the prevention and the control of rice leaf rollers.

The invention relates to the technical field of insecticides and particularly relates to a special coated controlled-release insecticide for peanuts. The insecticide comprises a structure of three layers, i.e., an inner layer, a middle layer and an outer layer, wherein the inner layer is prepared from the raw materials: phoxim, imidacloprid, chlorpyrifos, chlorantraniliprole, wheat bran, humic acid and a binder; the middle layer is prepared from the raw materials: phoxim, imidacloprid, chlorpyrifos, chlorantraniliprole and ureaformaldehyde powder; the outer layer is prepared from the raw materials: ureaformaldehyde powder and livestock and poultry fermented manure. The insecticide is applied into a fruiting layer during sowing, does not release an insecticide effect at a primary stage of generation and is subjected to coating decomposition and insecticide effect release about 50 days after the insecticide is applied into soil before the peanuts peg and pod, so that the consumption of pesticides can be lowered, non-point source pollution is prevented, underground insect pests can be effectively controlled in a high pointed manner, the loss of toxicity and pesticide toxicity of the pesticides can be avoided, the consumption of the pesticides can be lowered, the environmental pollution is lowered, the storage and transportation are safe, the processing cost is low, and the market prospect is good.

The invention relates to a method for preventing reared silkworms from poisoning, in particular to a method for preventing silkworms from poisoning. The method comprises the following steps: in the rearing process, fresh lime powder, antibiotics and other agents are used to sterilize for silkworm bodies and silkworm rearing beds to prevent diseases; windows and doors need to be opened for ventilation to keep the air fresh; and during picking mulberry leaves in a crop mulberry field, foretasting before eating is carried out so as to strictly prevent the silkworms from poisoning, which is caused by the fact that spraying pesticide on crops for pest prevention. According to the method provided by the invention, disease resistance of the silkworms is improved; poisoning of the silkworms is effectively prevented; remedy measures can also be taken after silkworms are poisoned; and the poisoned silkworms and non-poisoned silkworms can be separated so as to perform drug treatment on the poisoned silkworms.

The invention discloses application of anisodine hydrobromide in preparing medicines for preventing or treating depression, in order to develop a medicine for effectively preventing or treating depression. Anisodine has the chemical formula of C17H21NO5 and a relative molecular weight of 319.35, is a pyrethroid type alkaloid, is present in belladonna plants and is a choline receptor blocking agent isolated firstly in China. The hydrobromide of the anisodine is mainly used clinically, and can be used for treating vascular headache, retinal vasospasm, central retinopathy, ischemic optic neuropathy, acute paralysis, paralysis agitans, bronchial asthma, kinesia, organic phosphorus pesticide poisoning and the like. However, literatures reporting treatment of depression are not available. In the invention, experiments show that anisodine hydrobromide plays a role in treating depression, and has a very good therapeutic effect in depression symptoms of interest blank, pleasant sensation disappearance, reduced exiting degree, reduced increment of body weight and the like.

The invention discloses a line-to-line automatic pesticide sprayer for overhead cultivated crops of a solar greenhouse. Cucumbers, tomatoes and the like of the solar greenhouse are in a rope 'vine-hanging' cultivation mode, plants are high and dense, and current pesticide spraying machinery cannot deepen in a space between lines of the crops for uniformly spraying pesticide. The pesticide sprayerconsists of a chassis rail car, a scissors fork pesticide spraying system and a control system. The chassis rail car runs on rails which are laid on a channel of a north side of the solar greenhouse,and can be independently used for transporting goods and materials, fruits and the like in the greenhouse, the scissors fork pesticide spraying system can be rapidly mounted on the chassis rail car, when running to the space between the liens of the crops, the rail car can deepen in the spaces between the lines of the crops in the north-west direction for pesticide spraying, the pesticide sprayinguniformity is good, the control system is mounted in the chassis rail car, and is used for controlling running of the chassis rail car and automatic unattended pesticide spraying in the solar greenhouse, pesticide poisoning circumstances are avoided, the labor intensity can be reduced, and the operation efficiency is improved.

The invention discloses an agro-forestry spraying system based on a mechanical intelligent control technique. The agro-forestry spraying system comprises an agro-forestry system, an unmanned aerial vehicle system and a system terminal, wherein the agro-forestry system comprises a first agro-forestry area, a second agro-forestry area, a third agro-forestry area and an Nth agro-forestry area, and the output end of the agro-forestry system is electrically connected with the input end of a feedback unit. According to the agro-forestry spraying system based on the mechanical intelligent control technique, corresponding spraying treatment can be conducted based on actual area demands, pertinence is better, occurrence of omissive spraying or excessive spraying phenomena is avoided, spraying is more rational, normal growth of vegetation is effectively guaranteed, spraying efficiency is high, time and labor are better saved, drawbacks of manual spraying are effectively avoided, the phenomenon that workers have pesticide poisoning is effectively avoided, the demands of modern intelligent agro-forestry are met, intelligent degree is high, effective network coverage can be conducted on agro-forestry, efficient cooperation and working of the agro-forestry system, the unmanned aerial vehicle system and the system terminal are guaranteed, and coordination performance is good.

The invention discloses a traditional Chinese medicine composition for removing pesticide toxicity and quitting drug addiction. The traditional Chinese medicine composition is prepared from the following components: 450 to 550 parts of camellia oleosa seed, 3 to 4 parts of coptis chinensis, 8 to 10 parts of radix ophiopogonis and 20 to 30 parts of ardisia herb. A preparation method adopted by the invention comprises the following steps: adding the coptis chinensis, the radix ophiopogonis and the ardisia herb into water, boiling until the water is boiled thoroughly, adding the camellia oleosa seed, performing water extraction, and filtering to obtain the traditional Chinese medicine composition. The prepared traditional Chinese medicine composition is low in cost, convenient to prepare, high in cure rate, small in side effects, anxiety-resistant, addiction-resistant and low in relapse rate.

The invention relates to insecticide granules for sugarcanes. Effective components are prepared from clothianidin, benfuracarb and humic acid according to a weight ratio of 1 to (3-4) to (3-4). Humic acid serving as the effective component is compounded with clothianidin and benfuracarb, so that the synergism is obvious, and the prevention efficiency is high; the drug resistance of sugarcane stem borers to a single-dosage pesticide can be delayed; furthermore, the pesticide toxicity can be reduced, and the pollution to agricultural products and the ecological environment caused by pesticide is alleviated.

The invention belongs to the technical field of pesticide preparations and relates to pesticide fertilizer granules containing metconazole and application. The pesticide fertilizer granules containing the metconazole are prepared from the metconazole, a fertilizer agent and an auxiliary agent. The invention provides the pesticide fertilizer granules containing the metconazole, which have obvious sterilization and fertilizer increasing effects, do not easily have pesticide toxicity and can be used for effectively preventing pesticide residues from exceeding standards, and the application.

A remote control flight pesticide sprayer comprises an aircraft 1, a receiver2, a battery 3, a rotor 4, a container 5, a water pump 6, a nozzle 7, and a remote controller8; the container1, the water pump 6 and the nozzle7 are arranged on a lower portion of the aircraft1; the nozzle7 is arranged on an outlet of the water pump 6; the other end of the water pump is connected with the container 5; the pesticide is contained in the container, then the aircraft is started, the remote controller 8 can control the aircraft to fly above the crops, thus doing pesticide sprinkling or fertilizing. The remote control flight pesticide sprayer can reduce peasant burden, can prevent pesticide poisoning probability, and is convenient and practical.