450 results about "Agricultural pesticides" patented technology

A method and system for supplying agricultural pesticide information and advice combines information regarding a particular pest, and the plant or crop which a user desires to protect from that pest, and generates information regarding which pesticides are suitable for that purpose. The method and system also allow verification of licensing requirements for sales of regulated agricultural products, such as certain pesticide products.

The invention relates to agricultural pesticide with essential oil and an application thereof. The agricultural pesticide comprises the following components: 5-90% of the essential oil with insecticidal active components, and 5-90% of solvent, 5-90% of pesticide adjuvant. The essential oil is one or mixture made one from wintergreen oil, camphor tree oil, clove oil, peppermint oil, eucalyptus oil, citronella oil or tea tree oil. The solvent is one or a mixture made of formic acid, acetic acid, propionic acid, methyl alcohol, ethyl alcohol or propyl alcohol. The pesticide adjuvant is one or mixture made of dodecyl benzenesulfonic acid, Tween-80, Span-80 (SPAN) or OP-10. The invention has low toxin for animals, safety for environment, efficiency for pests at each life stage and good effects for killing mites and pests. The agricultural pesticide has simple use method and low manufacturing cost, and is suitable for killing the mites and the pests in agriculture and forestry.

The invention relates to the technical field of agricultural pesticide application, in particular to an airborne variable pesticide application system and method for an agricultural unmanned aerial vehicle. The airborne variable pesticide application system comprises the unmanned aerial vehicle, a prescription map aerial pesticide application system, a monitoring center, a GPS positioning mechanism and a meteorological station. The prescription map aerial pesticide application system is installed on the unmanned aerial vehicle and used for decision making of pesticide application prescriptions of the unmanned aerial vehicle. Decision making signals are sent to a lower computer through an upper computer, and the lower computer is used for carrying out online dynamic adjustment on the pesticide application mechanism of the unmanned aerial vehicle. The monitoring center is used for monitoring the work speed and the drifting condition of the unmanned aerial vehicle. The GPS positioning mechanism is used for positioning the geographic position of the GPS positioning mechanism. According to variable pesticide application, the system combines the advantages of equipment and decision making software to carry out prescription map generation and research on guiding variable work of pesticide application equipment, and use and popularization are facilitated.

The invention relates to a method for preparing drug-loading nanocomposite through ball-milling modification of mineral soil and blending modification. A preparation method of a novel controlled-release pesticide high-load rate carrier is characterized by comprising the steps of 1) performing ball-milling modification on montmorillonite and kaolin respectively by taking hexadecyl trimethyl ammonium bromide and hydrogen-containing silicone oil as modifiers, and mixing the modified montmorillonite and kaolin at certain proportion; 2) dissolving acetamiprid with water and performing ultrasonic dispersion, and loading the suspension of acetamiprid to the modified mineral soil through a 'negative pressure-freeze-drying method'; and (3) mixing and stirring a sodium alginate solution and the drug-loading mineral soil to obtain a sol system, and dripping the sol system into a chitosan-containing calcium chloride gelling agent by using an injector, and performing crosslinking to obtain alginate/mineral soil/chitosan drug-loading nanocomposite pellets. By using the film forming property of chitosan and the characteristics of the modified mineral soil, the system provided by the invention improves the stability and drug loading ratio of material, and also can adjust the release of drug and improve the mechanical strength. The novel controlled-release pesticide carrier provided by the invention can reduce influence of the environmental factors such as leaching, evaporation, degrading and the like, prolongs the duration of pesticide effect, and reduces the application amount of agricultural pesticide.

A composition contains an agricultural pesticide and an incompletely hydrated water soluble polymer suspended in a liquid medium.

A composite agricultural chemical is composed of the active component and hollow porous SiO2 nanoparticles. Its preparing process is also disclosed. It may be liquid, emulsion, powder, or dry suspension.

The present invention relates to rhubarb extract and its composition, the plant rhubarb Rheum palmatum is extracted to obtain emodin, chrysophanol, aloe-emodin and their mixture of two or three kinds, then mixed and prepared into agricultural pesticide for crops.

The invention discloses an agricultural pesticide application unmanned aerial vehicle, which comprises aircraft and a pesticide box, wherein the pesticide box is divided into an outer box body and an inner box body; the outer box body is connected with the outside of the inner box body in a sleeving way; a vacuum layer is additionally arranged between the outer box body and the inner box body; a metal powder thermal spraying layer also coats the inner surface of the inner box body; support frames are arranged at two sides of the bottom surface of a main control box; each support frame consists of an elastic telescopic rod and a support transverse rod; the middle part of each support transverse rod is fixed at the tail end of the corresponding elastic telescopic rod; each elastic telescopic rod consists of two support rods through mutual sleeving and connection; and a spring is additionally arranged between the two support rods. The agricultural pesticide application unmanned aerial vehicle has the advantages that the pesticide box is designed into a double-layer structure with the vacuum inside, so that the pesticide box has an efficient heat isolation function; the corrosion of acid and alkaline pesticide can be effectively prevented through the added metal powder thermal spraying layer; and the shock absorption structures of the designed elastic telescopic rods achieve an efficient buffer effect.

The present invention relates to a method for producing a sand aggregate, comprising: (a) a step of producing organic waste powders or by-product powders; (b) a step of mixing the organic waste powders or the by-product powders produced in step (a) with soil microbes; (c) a step of mixing the resulting material obtained in step (b) with sand to inoculate the sand with the soil microbes; and (d) a step of supplying water to the resulting material obtained in step (c), and aggregating particles of the organic waste powders and the sand by the growing mycelia of the soil microbes. The present invention produces a sand aggregate (preferably, sand cake, precast pavers or bricks, etc.) or reforms (preferably, fertilizes) sand using organic waste (or by-products), to reutilize waste (or by-products) and to thus prevent soil or water from being contaminated by organic waste (or by-products). Further, when the present invention is applied to the sand in which plants grow poorly, the sand is fertilized to promote the growth of symbiotic microorganisms, and to raise plants and suppress the use of chemical fertilizers and agricultural pesticides, thus activating environmentally-friendly green farming. Meanwhile, when the present invention is applied to the desert of China, which causes yellow dust storms, sand and red clay are provided with anti-scattering properties, to thereby prevent yellow dust storms and environmental contamination and damage to animals and plants caused by the yellow dust storms.

An aqueous agricultural pesticide composition contains: (a) a water soluble or water dispersible deposition control agent, in an amount effective to provide improved anti-rebound properties and selected from: (i) dextrins and tamarind gums, (ii) derivatized polysaccharide hydrocolloids, except derivatized guars, having a molecular substitution of greater than or equal to about 0.1, (iii) proteinaceous hydrocolloids, (iv) lignins and lignin derivatives, except alkali metal, alkaline earth metal or ammonium lignosulphonates, and (v) lipid polymers, and (b) an effective amount of a pesticide.

The invention discloses an agricultural pesticide preparing device. The agricultural pesticide preparing device comprises a bottom plate, a support plate, springs, a preparing tank, a first motor, a threaded rod, a counter-weight ball, a second motor, a crankshaft, a rod journal, a first sleeve, a second sleeve, a first connecting rod, a rack, a gear, a first rotary shaft, stirring rods, secondarystirring mechanisms, a second connecting rod, a piston rod, a piston, a cylinder, a water inlet pipe, a water outlet pipe and nozzles. The agricultural pesticide preparing device has the advantages that the device is provided with the first motor, the threaded rod, the counter-weight ball and the springs, so that the preparing tank is driven to shake constantly, fast preparing is achieved, and preparing efficiency is increased; the device is provided with the second motor, the crankshaft, the rod journal, the first sleeve, the first connecting rod, the rack, the gear, the first rotary shaft,the stirring rod and the secondary stirring mechanisms, so that the device is diversified in stirring mode, and the preparing efficiency is further increased; the device is provided with the second sleeve, the second connecting rod, the piston rod, the cylinder, the piston, the water inlet pipe, the water outlet pipe and the nozzles, so that pesticide solutions can be sufficiently mixed through constant circulating conveying.

The invention discloses an agricultural pesticide spraying device for a greenhouse. The agricultural pesticide spraying device comprises an upper-end supporting plate, wherein the upper surface of theupper-end supporting plate is connected with a liquid pesticide tank through a bolt; the lower end of one side of the liquid pesticide tank is connected with a water suction pump through a bolt; a water inlet of the water suction pump is connected with the lower end of one side of the liquid pesticide tank through a guide pipe; a sliding rail is arranged on the lower surface of the upper-end supporting plate. A motor can drive a threaded lever to rotate; the threaded lever can drive a sliding connection seat to move; the sliding connection seat moves to drive a water spraying pipe to move; the water spraying pipe can spray pesticide to plants in the greenhouse; the water suction pump can suck the pesticide in the liquid pesticide tank into the water spraying pipe; an atomizing spray headon the water spraying pipe sprays the pesticide. The agricultural pesticide spraying device for the greenhouse is simple in structure and easy to operate; the device is more convenient to move and canbe moved into different greenhouses; the manpower and financial resources are greatly saved.

The present invention relates to a preparation method for synthesizing non-natural isocoumarin, its 3,4-dihydroderivative and its intermediate. Said invention provides the application of isocoumarin, its 3,4-dihydroderivative and its intermediate in the fields of agricultural pesticide and medicine. Said invention also provides their structure formulae.

The invention belongs to the field of the agricultural pesticides and fungicides, in particular discloses a replaced aryl ether compounds and the preparation and application. The replaced aryl ether compounds of the invention are shown as the general formula (I): the general formula (I) compounds of the invention have the broad-spectrum activity--the compounds have very favorable control effects on the diseases such as the grape downy mildew, rice sheath blight, rice-blast disease, tomato late blight, powdery mildew, cucumber powdery mildew, cucumber downy mildew, cucumber gray mold, etc. The compounds of the invention simultaneously have very good insecticidal activity, have effects on a plurality of pests such as the armyworm, the diamondback moth, etc. and are very suitable for the integrated control of the pests on various crops.

The invention belongs to the technical field of agriculture, and particularly relates to a pesticide spraying device capable of conveniently adjusting the spraying height for agricultural pesticide spraying. The scheme is disclosed in order to solve the problems that an existing pesticide spraying device is simple in structure, large amount of physical power of workers is consumed during use, andthe pesticide spraying efficiency is low. The device comprises a trolley, a water tank is connected to one side of the top of the trolley through bolts, and the two sides of the top of the water tankare connected with mounting bases through bolts; the inner bottom ends of the two mounting bases are connected with connecting shafts through bolts respectively, and the outer walls of the circumferences of the two connecting shafts are rotationally connected with supporting sleeves; the inner top ends of the two supporting sleeves are connected with electric telescopic rods through bolts. Throughunfolding of a first spraying pipe and a second spraying pipe, the spraying range can be remarkably enlarged, the spraying efficiency is improved, the spraying height of the device can be adjusted conveniently, adjustment can be carried out according to pesticide spraying requirements, and the application range of the device is remarkably enlarged.

The invention relates to a spraying device, in particular to an agricultural pesticide and chemical fertilizer spraying device. The technical problem to be solved by the invention is to provide the agricultural pesticide and chemical fertilizer spraying device which is high in practicability, uniform in spraying and wide in spraying range. In order to solve the above technical problem, the invention provides the agricultural pesticide and chemical fertilizer spraying device comprising a trolley, a pressing block, a spring, a push plate, a pull rope, a hard water pipe, an extruding box, an outer gear ring, a spray head, a one-way valve, a fertilizer box, a feed pipe, an electric control valve, an electric push rod, a reel, a rotating rod I, a bevel gear I, a bearing block, a bevel gear II, a rotating rod II, a gear III and a rotating motor, wherein the bottom of the trolley is provided with a hole I, the top of the trolley is provided with the rotating motor and the extruding box, the rotating motor is positioned on the left side of the extruding box, the top of the rotating motor is provided with the rotating rod II, and the gear III is arranged on the rotating rod I. The agricultural pesticide and chemical fertilizer spraying device provided by the invention achieves the effects of high practicability, uniform spraying and wide spraying range.

The invention discloses paecilomyces lilacinus and a scale preparation method thereof, belongs to the technical field of microbial agricultural pesticide fertilizer, and particularly relates to a bacterial strain of the paecilomyces lilacinus of which the preservation number is CGMCC (China General Microbiological Culture Collection Center) No. 5339. The scale preparation of the paecilomyces lilacinus is realized by adopting a way of combining liquid state fermentation with solid state fermentation for the strain, namely, through four steps of the liquid state fermentation, the sterilization of a solid state fermentation substrate, the spray inoculation of the solid state fermentation substrate, and the culture of the substrate after the inoculation. The method has the advantages of high fermentation efficiency, short preparation period, simple preparation method and low preparation cost, the wide application of the paecilomyces lilacinus to agricultural disease control can be realized, and the actual demands of the high-efficiency and scale control of nematodes can be met.

The invention discloses a preparation method of a microbial pesticide for controlling vegetable fungus diseases, belonging to the technical field of microorganisms. The preparation method comprises the steps of: activating and culturing strains of streptomyces diastatochromogenes D obtained by the separation and screening of soil samples acquired from Tianmu Mountain in Lin'an, Hangzhou Zhejiang;fermenting and culturing; extracting fermented materials; and preparing the purified active compounds by matching with agricultural pesticide auxiliary materials, and the like into various formationsof agricultural pesticides. The microbial pesticide can be used for controlling vegetable fungus diseases of cucumber fusarium wilt, tomato gray mold or tomato early blight, and the like, and has control effect which is equal or slightly superior to the traditional chemical pesticide, and is safe.

Disclosed is the agricultural pesticide containing camptothecine or camptothecine derivatives and the use thereof, wherein the pesticide comprises camptothecine or its derivatives 0.02-2.0%, emulsifying agent 1.0-20%,penetrating agent 0.5-10%, and balancing organic solvent. The pesticide can be used for controlling agronomic crop downy mildew, leaf streak, pythium blight, head blight, root and stem rot, rhizoctonia rot, damping-off, wilt,bitter rot, powdery mildew, black shank, brown spot, leaf scab, ring rot, black pox, gray mold,phytophthora rot, ulcer disease, black spot, bacterial wilt, angular leaf spot, leaf streak and leaf scar.

The invention discloses an insecticidal agricultural pesticide preparation using an ionic liquid as a cosolvent and a method for preparing the insecticidal agricultural pesticide preparation, belonging to the technical field of agricultural pesticide preparations. The agricultural pesticide preparation comprises 1-10wt% of pesticide, 10-25wt% of ionic liquid, 10-40wt% of water, 10-30wt% of latentsolvent and 5-8wt% of emulsifying agent. The insecticidal agricultural pesticide preparation can effectively avoid serious environment, health and safety problems caused by using a conventional organic solvent; simultaneously, the ionic liquid in the insecticidal agricultural pesticide preparation has an amphipathic property and can regulate the dissolving capacity of the agricultural pesticide; and the prepared agricultural pesticide preparation has simple components, transportation safety and low toxicity.

The invention provides an intelligent agricultural system based on an unmanned aerial vehicle (UAV), comprising a UAV platform, a soil information collection device, an irrigation device and a ground monitoring center, wherein the UAV platform is connected with the soil information collection device and the ground monitoring center by means of wireless communication, and the irrigation device and the ground monitoring center are connected by means of wireless communication. The intelligent agricultural system based on an UAV has the following beneficial effects: the functions of agricultural pesticide spraying and automatic irrigation are achieved; the system is easy to operate; a lot of human resources are saved; the working efficiency is improved effectively; and agricultural production can be more intelligent and automatic.

The invention relates to a pesticide mixing dilution device, in particular to an agricultural pesticide quick mixing dilution device. Technically, the invention aims to provide an agricultural pesticide quick mixing dilution device characterized by simple structure, convenient operation and strong practicability. In order to solve the technical problem, the invention provides the agricultural pesticide quick mixing dilution device. The device consists of a baseplate, a left rack, a first electric push rod, a first connecting rod, a second connecting rod, a second electric push rod, a collecting frame, a right rack, a third connecting rod, and a fourth rod, etc. From left to right, the baseplate top is provided with the left rack, the first electric push rod, the second electric push rod, the collecting frame and the right rack in order, and the right end of the first electric push rod is in hinged connection with the first connecting rod. The invention reaches the effect of a simple structure, also the device provided by the invention is convenient to operate and quick for the staff to grasp, and has strong practicability, can be used in multiple industries.

The invention discloses a preparation method of pyraclostrobin microcapsules and belongs to the technical field of agricultural pesticides. The preparation method comprises the following steps: dissolving a crude drug at first, and then mixing the dissolved crude drug with isocyanate and polyethylene glycol; then dispersing the mixture in a water phase containing a surfactant and a colloid protecting agent, solidifying into capsules, and adjusting the pH value to obtain a microcapsule suspension; and on the basis of the suspension, adding a suspensions stabilizer to prepare a microcapsule suspension agent, or adding a solid auxiliary material to prepare microcapsule water dispersion granules. Diphenyl methane diisocyanate is particularly used as a material for preparing polyurethane capsule walls in the preparation method disclosed by the invention. The toxicity of the pyraclostrobin microcapsules prepared by the method disclosed by the invention to plant algae, daphnia magna and zebra fishes is obviously lower than that of pyraclostrobin missible oil, and the microcapsules can be used for preventing and treating plant leaf diseases of downy mildew, powdery mildew, late blight and the like of vegetables and can also be used for preventing and treating plant soil borne diseases of root rot, crown rot, southern blight and the like.

The invention discloses an efficient preparation device for agricultural pesticides, which comprises a bottom plate, an elastic connecting seat, a mixing barrel, a transmission mechanism, a stirring shaft, a first gear, a rack, a first cross bar, a second cross bar, and a third cross bar , helical gear, annular helical rack, second gear, first vertical stirring rod, second vertical stirring rod and knocking device, the transmission mechanism includes a motor, a disc, a movable rod and a connecting rod, and the knocking The beating device includes a sleeve, a pole, a second spring and a rubber ball. The present invention is provided with a transmission mechanism, a rack and a first gear, and through cooperation, the stirring shaft moves left and right while being continuously forward and reverse, thereby improving the stirring efficiency. There are first crossbar, second crossbar, third crossbar, helical gear, annular helical rack and second gear, and through cooperation, the first vertical stirring rod and the second vertical stirring rod are driven to rotate in reverse, improving the Stirring and mixing efficiency, a knocking device is provided to make the mixing barrel shake with the support plate, which further improves the mixing efficiency.

The present invention discloses an agricultural pesticide spraying vehicle which comprises a frame, a table, a working bench, wheels, a water tank and a spray lance. For the novel pesticide spraying vehicle provided by the invention, the width of the frame can be adjusted freely, the pesticide spraying rate and scope can be adjusted, the height of the spray lance can be adjusted along with crop height, and the vehicle can turn freely in a field, and the spray header space can be adjusted freely along with crop row space. The pesticide spraying vehicle disclosed by the invention has the advantages of being reasonable in design, easy to adjust the height of the spray lance, easy to adjust the width of the vehicle, easy to adjust the spray header space, high in comfort degree, good in stability and high in reliability.

The invention provides a potato grafting cultivation method. In the invention, through the steps of cultivating rootstock, collecting grafted ears, grafting, covering and the like, a whole plant can bear potatoes in a stereoscopic multi-layer way, an acre yield can reach more than 10000 kg, thus the land output capacity is improved, and the economic income is doubled or quadrupled; because the rootstock has good growing momentum with less strict requirements on a planted land and low application dose of fertilizer and agricultural pesticide, the investment for planting potatoes is low, multiple harvests can be achieved with once cultivation, and the production cost is greatly reduced; and by adopting the matching between potato plants with different varieties, the potatoes with different colors and shapes can be born on the same plant, which is full of effects of landscape plants. The invention integrates high yield, edibility and ornamentality for people to pick and appreciate, and adds a new path for increasing income of farmers. The invention effectively solves the problems of low potato yield per unit, large consumption amount of potato seeds, fertilizer and agriculture pesticide, high cost, environment pollution and the like, and has better economical, ecological and social benefits.