172 results about "Weed control" patented technology

The invention discloses a photovoltaic panel area intelligent weeding control system based on multi-mode perception, and relates to the technical field of weeding control, and the system comprises a feature extraction module which is used for collecting multispectral image data of a photovoltaic panel area and obtaining a vegetation analysis result; the cooperative control parameter determination module is used for performing path planning, generating a weeding path, performing dynamic energy distribution and determining cooperative control parameters; and the control feedback module is used for performing control feedback on the controller of the photovoltaic panel area and executing intelligent weeding operation of the photovoltaic panel area. The technical problems that in the prior art, photovoltaic panel area weed identification is not accurate, the weeding efficiency is low, energy distribution is not reasonable, the weeding effect is poor and energy is wasted are solved, and the technical effects that photovoltaic panel area weeds are accurately identified and efficiently removed, and the weeding efficiency and the energy utilization efficiency are effectively improved are achieved.

This invention belongs to the field of pesticides, specifically relating to a binary herbicidal composition comprising a substituted pyrimidine formyl compound and its application. The binary herbicidal composition includes an effective amount of active ingredient A and active ingredient B, wherein active ingredient A is active ingredient B or is Cyclopyranil. This composition effectively controls various weeds, including grasses and broadleaf weeds, and features a broadened weed control spectrum, reduced application rate, synergistic effect, and the ability to combat resistant weeds.

The invention discloses a ficus tikoua bur reasonable cultivation method and popularization and application, relates to the technical field of crop cultivation, and aims to solve the problems that ficus tikoua bur is unstable in root system, afraid of strong light exposure, difficult in seedling identification, low in land utilization rate and the like through reasonable cultivation time planning, soil preparation in September to November, shading cutting seedling raising in August to October and field planting in October to November. The efficient survival of the seedlings is realized by matching with the covering of degradable grass-proof cloth, the precise water and fertilizer management of drip irrigation / micro-spray irrigation and the gradual topdressing; cold-resistant dwarf crops are interplanted in the slow growing period of wild sweet potatoes from November to the beginning of summer of the next year, multiple harvest in one season is achieved, the concentrated harvesting period from June to August is matched with holiday experience type picking, and the rural economy is linked. Meanwhile, stable productivity is guaranteed through unified and standard seedling supply, non-target plant resource treatment and seedling replacement complementary planting, a production area primary processing and rural overall planning and popularization mode is matched, a complete system integrating standardized cultivation, picking experience, industrial popularization and productivity guarantee is formed, and the method is suitable for flat land and hilly land agricultural factories and rural large-scale planting; operation is easy and convenient, the productivity is controllable, and agricultural competent departments can promote standardized and industrial standardized management from the technical level.

A rice direct seeding seed coating method with iron powder as main raw material, comprising the following steps: 1) weighing rice seeds and pouring into a coating machine, carrying out spiral mixing, spraying water on the surface of the rice seeds in the coating machine to make the surface of the rice seeds evenly wet; 2) adding raw materials to the rice seeds in the coating machine for at least two times, adding sodium carboxymethyl cellulose, calcium sulfate powder, iron powder and calcium peroxide powder in sequence in steps each time, and finally adding a fungicide; the raw material dosages are based on the weight of the rice seeds: sodium carboxymethyl cellulose 1.5-3%, calcium sulfate CaSO4·2H2O 2-6%, calcium peroxide CaO2 4-8%, iron powder 35-45%, and the fungicide 0.1-0.4%, and the water addition amount is not more than 30%; 3) spreading the coated rice seeds into a container and drying under ventilation. The present application adopts iron powder to coat the rice seeds for direct seeding, without seed disinfection, with deeper seed fall depth, improved seed germination rate, enhanced rice plant lodging resistance, and high-efficiency weed control by direct seeding in water.

The present application provides a method for controlling weeds and planting target plants simultaneously by using plant materials, comprising the following steps: placing plant materials on a carrier to form a plant material layer; and planting the target plants on the surface of the plant material layer and / or in the layer of the plant material layer. The present application ingeniously utilizes the synergistic effect of plant materials and water at different specific periods, and taps and utilizes the spatial steric hindrance effect of target plants on top and weeds below to control weeds, so that ideal weed control effect and ideal target plant survival rate can be obtained. The present application can simplify farm operation, save time, save labor cost, reduce energy consumption, reduce pesticide and fertilizer, and improve the quality of agricultural products. Compared with the traditional planting method of crops, the present application is a revolution of the target plant cultivation method and weed control technology, and provides an ideal solution for the development of green and organic agriculture.

The invention relates to the technical field of pesticides, and discloses a crystal form of ammonium glyphosate and a preparation method thereof, an X-ray diffraction pattern of the crystal form of ammonium glyphosate comprises at least one characteristic peak in 2theta of 10.196 + / -0.2 degrees, 18.339 + / -0.2 degrees, 20.207 + / -0.2 degrees, 20.857 + / -0.2 degrees, 22.483 + / -0.2 degrees, 22.845 + / -0.2 degrees, 23.416 + / -0.2 degrees, 24.868 + / -0.2 degrees, 26.811 + / -0.2 degrees, 28.878 + / -0.2 degrees or 34.057 + / -0.2 degrees, and the crystal form of ammonium glyphosate is tested to have the characteristic peak of 2theta of 10.196 + / -0.2 degrees, 18.339 + / -0.2 the crystal is regular and high in stability, the control effect reaches 96.79% after the herbicide is applied for 14 days, the control effect reaches 99.05% after the herbicide is applied for 28 days, and the weeding performance is excellent.

1. Name of the product in this design: Grass hook. 2. Purpose of this design: for weed control. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D view 1.

The invention provides germacradienol biosynthase OsGMS and application of the germacradienol biosynthase OsGMS in prevention and control of pathogenic fungi and weeds, and belongs to the technical field of biosynthesis. The amino acid sequence of the rice germacradienol synthase OsGMS comprises an amino acid sequence as shown in SEQ ID NO: 1, or a functional homologous sequence with at least 75% sequence similarity with the amino acid sequence as shown in SEQ ID NO: 1, or one or more amino acids are added, deleted and replaced in the amino acid sequence as shown in SEQ ID NO: 1, or the amino acid sequence as shown in SEQ ID NO: 1 is a homologous sequence with at least 75% sequence similarity with the amino acid sequence as shown in SEQ ID NO: 2. And the protein formed by the amino acid sequence as shown in SEQ ID NO: 1 has an amino acid sequence with the same function. The encoding gene of the rice germacradienol synthase OsGMS is integrated into a carrier and introduced into a host cell, so that the encoding gene is expressed in the host cell, biosynthesis of germacradienol is realized, the germacradienol has the effect of inhibiting the growth of plant pathogenic fungi and weeds, and therefore, the germacradienol synthase OsGMS can be used for preparing novel biological pesticides capable of inhibiting the fungi and the weeds, and can be used for preparing biological pesticides for inhibiting the fungi and the weeds. And a new technical path is provided for developing environment-friendly agricultural preparations.

The invention discloses a triaziflam-containing weeding composition and application thereof, the composition comprises an active component A and an active component B, the active component A is triaziflam, and the active component B is bispyribac-sodium. The mass ratio of the active component A to the active component B of the composition is (1: 50)-(50: 1). The weeding composition is reasonable in component and good in weeding effect in paddy fields, the activity and the weeding effect of the weeding composition are not simple superposition of all the components, and compared with an existing single preparation, the weeding composition has the advantages of being remarkable in weeding effect, low in dosage, wide in weed control spectrum and good in crop safety.

The application belongs to the technical field of pesticide weeding, and discloses a weeding composition containing icafolin and application thereof. The weeding composition contains active ingredient A and active ingredient B. The active ingredient A is icafolin, the active ingredient B is any one of benzenesulfonamides or thiophenesulfonamides, and the mass ratio of the active ingredient A to the active ingredient B is 1:2-200:4.5. The weeding composition provided by the application has high weeding activity, and the mixture of the two has superimposition effect, complementary mechanism, and an expanded weed spectrum. The weeding composition has good weed control effect in corn fields, wheat fields, peanut fields and soybean fields.

The invention discloses application of polymyxin B in control of various weeds, and belongs to the technical field of agricultural biology. On one hand, polymyxin B can effectively inhibit growth of roots of various weeds; on the other hand, the plant leaves can be whitened or withered by spraying the fertilizer on the leaves. Experiments show that the root growth inhibition effect of weeds such as arabidopsis thaliana and barnyard grass is enhanced along with increase of the concentration of the polymyxin B, when the concentration of the polymyxin B in a plant culture medium is 10 [mu] M, the arabidopsis thaliana has a stress phenomenon, and when the concentration of the polymyxin B is increased to 50 [mu] M, leaves of the arabidopsis thaliana have a whitening phenomenon and plants die. If a leaf spraying mode is adopted, spraying of polymyxin B with the concentration of 500 [mu] M can make barnyard grass leaves whitened, and alfalfa leaves can be damaged. And through experiments, polymyxin B can whiten various weeds such as ryegrass and amaranthus retroflexus, and the scheme has high efficiency and environmental friendliness.

The invention relates to the field of crop protection, more specifically to the use of methyl (2R*,4R*)-4-[[(5S)-3-(3,5-difluorophenyl)-5-vinyl-4H-isoxazole-5-carbonyl]amino]tetrahydrofuran-2-carboxylate (I) and / or a salt thereof for control of undesired vegetation in an area comprising pineapple plants by an application over the top of the pineapple plants.

Agricultural sowing and planting implement whose drive and traction mechanism uses the tractor as traction, characterized in that it comprises: a welded assembly consisting of a front frame and engine mount, a front axle with a steering group, a rear axle with a gearbox and a complete milling unit, a rear frame, a right-left threaded rod, a hydraulic cylinder and an engine, wherein the front axle with the steering group is mounted on the front of the welded assembly consisting of a front frame and engine mount, the rear frame is attached to the rear of this welded assembly and comprises a sliding outer square tube; the welded assembly consisting of a front frame and engine mount comprises the front frame, the engine mount and a sliding inner square tube; the engine is mounted on the engine mount, the engine mount on the outer sliding square tube, which encloses the inner sliding square tube;The rear axle with transmission and complete tilling unit comprises a rear wheel group, a transmission, an agricultural implement, a fixed square tube, and a height adjustment device. The transmission is pivoted on the rear frame and connected to the engine via a V-belt, allowing both to operate synchronously. The transmission is connected to the agricultural implement and the rear wheel group, whereby the agricultural implement can be a rotary tiller, stubble cultivator, trencher, ridge former, weed control machine, vine cover machine, seed drill, or fertilizer.

The application relates to the field of cloth technology, in particular to a moisture and fertilizer preserving grass preventing cloth. The cloth body is sequentially provided with a reflecting layer, a waterproof layer, a water absorbing structure layer and a reinforcing layer from an outer surface to an inner surface, at least one water guide hole is arranged in the reflecting layer, the waterproof layer and the reinforcing layer, and the water guide hole of the reflecting layer is communicated with the water guide hole of the waterproof layer. By arranging the water guide holes communicated with each other in the reflecting layer, the waterproof layer and the reinforcing layer, and in combination with the water absorbing structure layer, effective water conduction and penetration are realized, and the problems of surface water accumulation or water shortage at plant roots caused by the lack of a water draining and ventilating mechanism of the existing grass preventing cloth are solved.

This item is a fixing stake used to secure sheet-like materials, such as vegetation sheets, weed control sheets, mulch films, cloth, and nonwoven fabrics, to the ground. This item is made of bamboo and easily decomposes in the natural environment after use. Therefore, it places a small burden on the environment even when used for long-term fixation. In addition, this item can be manufactured by reusing bamboo swords, particularly the "hitting" part, which contributes to the effective use of resources.

A Bipolaris yamadae (Y. Nisik.) shoemaker (HXDC-1-2), and a screening and identification method therefor and use thereof. The Bipolaris yamadae (Y Nisik.) strain (HXDC-1-2) is deposited in the China General Microbiological Culture Collection Center with the accession number CGMCC No. 17778. The Bipolaris yamadae (Y. Nisik.) strain (HXDC-1-2) is applied to biological weed control when the conidial concentration is 102 conidia / ml or more.

The invention belongs to the technical field of pesticide weeding, and discloses a weeding composition and application thereof.The weeding composition comprises an active ingredient A and an active ingredient B. The active ingredient A is isoxamid or isoxamid methyl ester, and the active ingredient A is any one of pyriminobac-methyl, pyribenzoxim or bispyribac-sodium; the mass ratio of the active component A to the active component B is (1: 6)-(12: 1). The weeding composition disclosed by the invention has an obvious synergistic effect on weeds in paddy fields.

The invention discloses a device and a method for treating diseases, pests and weeds in the growing period of feeding oat, belongs to the technical field of disease, pest and weed treatment, and aims to solve the problems of low spraying efficiency, high cost and invariable cleaning of the interior of the device. According to the feeding oat growing period disease and insect pest treatment device and method, the disease and insect pest situation of an oat seedling field can be accurately recognized in real time, pesticide spraying can be conducted in real time when the disease and insect pests are found, the disease and insect pest treatment efficiency is improved, and the disease and insect pest treatment effect is improved. Therefore, pests and diseases are effectively controlled in the initial stage and prevented from further diffusing and damaging crops, meanwhile, rainwater and wind energy can be utilized for self-cleaning, pesticide residues are avoided, equipment faults and maintenance requirements caused by nozzle blockage and abrasion are reduced, maintenance cost is reduced, reliability of equipment is improved, and the service life of the equipment is prolonged.

The application discloses a kind of photothermal dark degradable paper mulch and preparation method thereof, belong to mulch production field.The preparation method of the paper mulch includes: S1.lignite powder, alkaline substance is mixed with appropriate amount of water, heated stirring, solid-liquid separation, obtain solid-state lignite residue and lignite extraction liquid;S2.solid-state lignite residue is mixed with appropriate amount of wood pulp, water, retention and drainage aid, fully stir, obtain lignite residue filled dark wood pulp fiber;S3.with dark wood pulp fiber preparation dark base paper;S4.with lignite extraction liquid and polycondensation active compound preparation impregnation water-based resin;S5.dark base paper impregnation absorbs water-based resin, through drying, the crosslinking solidification of resin is completed in the process that paper is dried, obtain photothermal dark degradable paper mulch.Compared with prior art, the photothermal dark degradable paper mulch of the application has excellent photothermal heating performance, mechanical strength, weed control effect, soil improvement potential and full biodegradable characteristics.

The invention discloses biocontrol pestalotiopsis B3 and application thereof, and relates to the technical field of microbial control. The strain B3 is preserved in the China General Microbiological Culture Collection Center on April 30, 2025, the preservation address is No.3, Yard 1, Beichen West Road, Chaoyang District, Beijing, the taxonomic name of the strain B3 is Neopestalotiopsis sp., and the preservation number of the strain B3 is CGMCC No.41968. The strain B3 has the advantages that the strain B3 can be used for preparing the bacterial strain B3; through verification, the fermentation liquor of the pestalotiopsis sp. B3 provided by the invention almost has no influence on crops such as wheat and rape, meanwhile, the spore suspension and the fermentation liquor of the pestalotiopsis sp. B3 can have a certain control effect on broadleaf weeds such as chenopodium album, cleavers and malva verticillata, particularly, after the fermentation liquor is sprayed for 7 days, the average morbidity of the malva verticillata reaches 97.78%, and the pestalotiopsis sp. B3 can be used as a biocontrol bacterium and can be used for preventing and controlling diseases of the malva verticillata. The compound is used for preparing a biocontrol inoculant, and has a remarkable application prospect in weed control.

A method of weed control is provided. The method comprising: (a) determining development of flowers of at least one weed species of interest; and (b) artificially pollinating at flowering the flowers of the at least one weed species of interest with pollen that reduces fitness of the at least one weed species of interest. Also provided are systems for executing the method.

The invention relates to the use of one or more compounds of the formula (I) or salts thereof,whereinthe groups R1 to R8 are defined as set forth in claim 1, optionally in the presence of additional agrochemical active ingredients, for improving quality of turf or lawn.

The present application relates to the field of agricultural chemistry and environmental protection, in particular to a kind of with homogentisic acid solanonyl transferase (HST) as molecular target inhibitory compound and its application.A kind of with homogentisic acid solanonyl transferase as molecular target inhibitory compound, it is characterized in that: compound is the compound shown in the following structure, in the formula, R1, R2, R3 And R4 Respectively Br.The compound has significant inhibitory effect on phytoplankton growth at low concentration, and shows strong herbicidal effect on weeds such as eustreptosin and portulaca oleracea.The AlphaFold prediction analysis further confirms that these compounds inhibit the synthesis of plastoquinone by binding with HST, thereby effectively interfering with photosynthesis.The present application can be applied to algae and weed control in agriculture and aquaculture, and has wide application prospect.

An apparatus for weed removal includes a chassis and at least two end effectors mechanically coupled to the chassis, each end effectors including a rotary axle, each rotary axle coupled to a drive unit for receiving a mechanical force to cause the rotary axle to rotate. The rotary axles, along with weed abrasion members coupled thereto, are at least partially covered by a deflector. A front end effector is configured to dislodge a crown and / or stem portion of unwanted plant material from the ground, while another end effector is configured to convert the unwanted plant material that has been dislodged from the ground into mulch.

An additive transporter, housing additive ingredients of synergists and surfactants preferably for use in a natural, weed control application, insect control application, algae removal and / or mold removal end-use application. In certain non-limiting embodiments, the transporter can be fluid soluble. Where the transporter is fluid soluble it can be added to a container / bottle having a desired amount of water and organic acid or inorganic acid causing the transporter to dissolve and release the additive ingredients for mixing with the water and organic acid. Preferably, the additive or product enhancer ingredients can be organic ingredients and can comprise, without limitation, citric acid, potassium oleate, wintergreen oil and almond oil. Potassium citrate can also be included. As the transporter dissolves the released ingredients mix with organic acids and / or inorganic acids to provide an end-use composition for eco-friendly weed control, insect control, algae removal and / or mold removal. Though not considered limiting, the transporter can be in the form of a pod, packet, pouch, capsule, carton, or cardboard / plastic / metal container.

The utility model discloses a weeding blanket for green belt transformation, which comprises weeding cloth, the periphery of the weeding cloth is wrapped with a covered edge, a plurality of fixing sleeves are arranged at the edge of the weeding cloth, a plurality of fixing ropes are sewn at the joint of the weeding cloth and the covered edge, and the fixing ropes correspond to the fixing sleeves one by one. The modular structural design is adopted, a user can select different numbers of weeding blankets to freely assemble the weeding blankets according to requirements, so that a covering shape conforming to the shape of a green belt is laid, and the weeding blankets are more flexible to use; every two adjacent weeding blankets are connected by tying the fixing ropes on the fixing sleeves, the connection is tighter, and the situation that the two adjacent weeding blankets are connected in a covering mode, so that the use efficiency of the weeding blankets is not high or the connection is not tight, and soil is exposed is avoided.

The invention belongs to the technical field of intelligent control, and provides an unmanned aerial vehicle laser weeding control method for a photovoltaic power station based on visual detection, which comprises the following steps: acquiring an on-site weed image and power station topographic data of the photovoltaic power station; based on a pre-constructed weed recognition model, performing visual detection on the field weed image to obtain a recognition result of abnormal weeds shielding the photovoltaic panel; according to the abnormal weed recognition result and the topographic data of the power station, laser operation parameters and a target weeding path of unmanned aerial vehicle laser weeding equipment are determined; the unmanned aerial vehicle laser weeding equipment is controlled to reach the weeding position according to the target weeding path, and a weeding task is executed according to the laser operation parameters. According to the scheme provided by the invention, by fusing visual detection, unmanned aerial vehicle autonomous control and laser technologies, precise and intelligent upgrading of weed control of the photovoltaic power station is realized, and the efficiency, safety and reliability of the weeding link of the photovoltaic power station are improved.

The invention relates to a weed control apparatus having a boom (1) which is attachable to a vehicle (20), a drive unit (2) and at least one brush unit (5, 5a, 5b) rotatably fastened to the drive unit (2). Efficient work is made possible in that the brush unit (5, 5a, 5b) has a cylindrical brush (6) with a first diameter (d) and a disk-like brush (7) which is coaxial with the cylindrical brush (6) and has a second diameter (D), and in that the second diameter (D) is greater than the first diameter (d).

The invention relates to the technical field of agricultural machinery, in particular to a weed control and fertilization integrated device for millet planting, which comprises a rack and two rows of moldboards arranged on the rack, a plurality of discharging boxes which are distributed in a linear array mode and correspond to the moldboards are arranged on the bottom face of the fertilizer hopper in a penetrating mode, a fertilizer applying assembly used for applying fertilizer is arranged on each discharging box, a fertilizer uniformizing assembly used for adjusting the fertilizer applying amount is arranged on the inner side of each discharging box, and an adjusting structure used for operation of workers is arranged on each fertilizer uniformizing assembly. The adjusting structure drives the baffle and the shielding plate to slide in the quantitative groove, the volume of the quantitative groove can be flexibly changed, the fertilization amount can be accurately adjusted, the fertilizer input amount can be accurately controlled according to dynamic parameters such as soil fertility and the crop growth stage, resource waste and soil hardening caused by excessive fertilization are avoided, and the fertilization efficiency is improved. Meanwhile, the crop yield is prevented from being influenced by insufficient fertilization, and the fertilization accuracy and efficiency are improved.