32results about How to "Expand the range of weeding" patented technology

The invention discloses a weeding mulching film masterbatch, wherein weed killers with different weeding spectrums are mixed for use; meanwhile, a granular product is provided for the production of a weeding mulching film; and the weeding mulching film masterbatch can be directly used for the production of the weeding mulching film, so that the problems of high production cost caused by liquid formula, uneven mulching film in thickness caused by slippage of an extruding technology and volatility of the weeding killers and the like are prevented. The weeding mulching film masterbatch comprises the following components in weight percentage: 20-50% of polyethylene, 3-5% of weed killers, 1-3% of emulsifier, 45-75% of inorganic fillers and 0.1-0.4% of plasticizing stabilizer. The preparation method of the weeding mulching film masterbatch comprises the following steps of: grinding the inorganic fillers in micron scale or nanoscale for use, uniformly mixing polyethylene with the weed killers for use, adding the emulsifier, the inorganic fillers and the plasticizing stabilizer into a mixed solution of the polyethylene and the weed killers, uniformly stirring, extruding through an extruder, granulating and drying.

The invention discloses a herbicide with broad-spectrum synergistic and weeding effects. Active components of the herbicide comprise benzothiazole oxadiazon and mesotrione, and a suspending agent or a wettable power serves as a product dosage form. The herbicide comprises, by weight, 1-25% of benzothiazole oxadiazon, 1-25% of mesotrione, 2-25% of an auxiliary agent and 25-96% of a filling material. The herbicide has the advantages of high-efficiency and broad-spectrum weeding performance, is mainly applied to annual weed control in corn fields and exerts no harmful effect on crops.

The invention discloses a herbicide comprising N-(phosphono methyl) glycine, 1,1-dimethyl-4,4'-bipyridylium ion, 2-[[-(4-methoxyl-6-methyl-1,3,5-trigine-2-yl)-N-methylammonocarbonyl] sulphamoyl] methyl benzoate, 3-isopropyl-2,1,3-benzothiadiazine-(4)-2,2-dihydride.

The invention discloses a herbicide compound with broad-spectrum weeding function. The herbicide compound is different from other prior agricultural chemical herbicide. The effective component of the compound herbicide consists of ester Cyhalofop-grass and double grass ether, and uses milk oil as the product agent. The compound herbicide has the material weight percentage that the ester Cyhalofop-grass is 5-25 percent, the double grass ether is 3-25 percent, the emulsifying agent is 5-15 percent, and the solvent is 35-87 percent. The invention is a herbicide agricultural chemical compound which can perform high-effective and broad-spectrum weeding capability, is mainly used to prevent and remove various ruderal in the rice direct seeding filed, and has no blight on the crops. The herbicide compound with the broad-spectrum weeding function is applicable for preventing and removing various ruderal in the rice direct seeding filed.

The invention relates to an oil-used peony field weeding method. The method mainly comprises herbicide selection, a spraying method, and weeding time. The herbicide is a mixture of carfentrazone-ethyl, haloxyfop-R-methyl, prometryn, an assistant, and a packing. Weight percentage of each raw material is 1-5% of carfentrazone-ethyl, 3-15% of haloxyfop-R-methyl, 2-30% of prometryn, 2-10% of assistant, 40-92% of packing. The spraying method of the herbicide is using a sprayer added with a sprayer cover to spray in a targeted manner. First weeding time is selected in spring, when air temperature is low and wind is small, and later, the herbicide is sprayed in time according to weed conditions. The weeding method can effectively remove broad-leaf family, grass family, and sedge family common weeds in an oil-used peony field. The method is high in control effect, and fast in response. The sprayer added with a sprayer cover is used to spray, thereby effectively preventing damages on growth of the oil-used peony.

The invention discloses a cutting and spraying integrated weeding device, and belongs to the technical field of agricultural machinery. The device comprises spraying components, cutting components, connecting components, bolt groups I and bolt groups II. The praying components are provided with linear actuators, the cutting components comprise four groups of same cutting parts, cutting connectorsand through hole group pairs II are fixedly connected on the connecting components through screw holes, stepping motors are fixedly connected on the cutting components and engaged with toothed long shafts, the toothed long shafts are fixedly connected with copying tools through couplers, a 90-degree angle is formed between every two cutting components of four cutting components a 45-degree angle is formed between each cutting component and the corresponding spraying component, and the connecting components comprise short shafts and disks. According to the weeding device, spraying and cutting are combined, weeds can be more efficiently removed, damage to lands can be reduced, the weeding device is green and environmentally friendly and can be used during corns grow, plants are automaticallyavoided by combining circuit control, and weeds between plants and weeds between rows are removed. The device is simple in structure and high in practicability.

The invention discloses a weed killer composition with the function of broad-spectrum weeding, and relates to the technical field of agricultural production. The composition disclosed by the invention consists of effective constituents, emulsifiers and solvents, and is in the dosage form of missible oil. The composition is characterized in that the effective constituents of the composition are cyhalofop-butyl and pyriminobac-methyl. The cyhalofop-butyl and the pyriminobac-methyl are compounded in the composition, so that the composition has the function of high-efficient and broad-spectrum weeding, the weeding scope is extended, and the control effect for barnyard grasses, semen euphorbiae, sedges, convexutricle sedge herbs, heleocharis plantagineiformis, sagittaria pygmaea, alternanthera philoxeroides and four-peduncles four-circumference paspalum distichum, and the like in direct seeding paddy fields is good, and better than that of using two single dosage varieties of the cyhalofop-butyl and the pyriminobac-methyl. The composition can be widely used for preventing and killing off various weeds in the rice direct seeding fields.

The invention provides a synergistic missible oil herbicide taking penoxsulam and pyribenzoxim as effective components, relating to the technical field of production of pesticides. According to the synergistic missible oil herbicide, the penoxsulam and the pyribenzoxim are compounded so that the synergistic missible oil herbicide has efficient and broad-spectrum weeding effects, and the weeding range is expanded; the synergistic missible oil herbicide has good prevention and treatment effects on various weeds including direct seeding paddy field barnyard grass, leptochloa chinensis, nutgrass flatsedge, convexutricle sedge herb, wild water chestnuts, short sagittaria sagittifolia, alternanthera philoxeroides and paspalum distichum at the periphery of four ridges; and the synergistic missible oil herbicide has no bad influences on crops and can be used by more than two single-dosage varieties including the penoxsulam and the pyribenzoxim.

A herbicidal composition which has a wide weeding spectrum, high activity, and effect of long duration, that is, a herbicidal composition containing both (1) a compound represented by the general formula (I) or a salt thereof and (2) 2-chloro-3- [2-chloro-5-(4-difluoromethyl-4,5-dihydro-3-methyl-5-oxo-1H -1,2,4-triazol-1-yl)-4-fluorophenyl]propionic acid or a salt or alkyl ester thereof as the active ingredients: (I) wherein R is hydrogen or -COCH A01N 47/36 A01N 43/653 0 20 1 2005/9/16 101022730 2007/8/22 000000000 Ishihara Sangyo Kaisha Japan Kikugawa Hiroshi Ohno Ken duancheng en tianxin 11247 Japan 2004/9/17 271282/2004 Japan 2005/3/2 057621/2005 2007/3/16 PCT/JP2005/017185 2005/9/16 WO2006/030912 2006/3/23 Japanese

The invention discloses a weeding fertilizer special for black peanut. The weeding fertilizer comprises a compound base fertilizer particle; a weeding layer and a slow release layer are coated on the compound base fertilizer particle in turn; the weeding layer comprises an inner traditional Chinese medicine layer and an outer humus layer; the humus layer comprises clay minerals and fermented furfural residue. According to the invention, the compound base fertilizer particle is used as a core material, the weeding layer and the slow release layer are coated on the outer layer in turn and the weeding layer is composed of the traditional Chinese medicine layer and the humus layer, so that the growth of the weeds can be effectively restrained, the weeding fertilizer has an excellent preventing and controlling effect on the graminaceous, compositae and solanaceae weeds, the fertilizer efficiency is increased, the black peanut yield is increased and the improvement for the soil is benefited.

Many herbicidal compositions have been developed and practically used. However, types of weeds to be controlled are also many, and their emergence extends over a long period. Accordingly, it is desired that a herbicidal composition be developed which has a wider herbicidal spectrum and which is highly active and has a long lasting effect. As a result of a research to solve such problems, the present inventors have found it possible to obtain a highly practical herbicidal composition by a combined use of (A) 2-(4,6-dimethoxypyrimidin-2-ylcarbamoylsulfamoyl)-N,N-dimethylnicotinamide or its salt and (B) N<2>-tert-butyl-6-chloro-N<4>-ethyl-1,3,5-triazine-2,4-diamine or its salt, and thus have accomplished the present invention.

The invention discloses a weeding machine with a wide range of weeding. The weeding machine comprises a fixed base, the upper end of the fixed base is fixedly connected with a driving motor, the lowerend of the fixed seat is fixedly connected to two connecting columns, and the lower ends of the two connecting columns are fixedly connected to a shell together. An output shaft of the driving motorsequentially passes through the fixed base and the upper end of the shell, an end of the output shaft of the driving motor is fixedly connected to a first gear, the inner top of the shell is rotatablyconnected to a plurality of second gears, each of the second gears engages with the first gear, the lower end of each of the second gears is fixedly connected to a rotating shaft, the lower end of the rotating shaft passes through the inner bottom of the shell, and the lower end of the rotating shaft is fixedly connected to a mounting plate. The weeding machine has the advantages of reasonable structural design, simple operation, small space occupation after the installation of equipment, the wide range of weeding, convenient replacement of cutting blades which are easy to disassemble, and the improvement of the maintenance efficiency of the equipment.

The invention discloses a benzene thiazole oxadiazon and rimsulfuron compound herbicide, and relates to the technical field of herbicide production. Effective components comprise benzene thiazole oxadiazon and rimsulfuron; the product dosage form is a suspending agent or wettable powder. The compound herbicide consists of the components in percentage by weight: 1 to 15 percent of benzene thiazole oxadiazon, 1 to 50 percent of rimsulfuron, 2 to 25 percent of auxiliaries and 10 to 96 percent of filler. The herbicide pesticide composition shows efficient and broad-spectrum weeding performance, is mainly applied to prevention and removal of annual weeds in a corn field, and does not have a harmful effect on crops.

The invention discloses a Glufosinate-ammonium-2,4-Dichlorophenoxyacetic acid soluble agent, which is prepared from the following components in percentage by mass: 10.0+/-1.0 percent of Glufosinate-ammonium, 2.00+/-0.3 percent of 2,4-Dichlorophenoxyacetic acid and 2.40+/-0.36 percent of 2,4-Dichlorophenoxyacetic acid dimethylamine salt. 0.8 to 0.9 percent of ammonia ions, 0.3 to 0.41 percent of dimethylamine ions and the balance of water. According to the invention, 2,4-Dichlorophenoxyacetic acid and glufosinate-ammonium are mixed according to a proper ratio, so that the generation of herbicide resistance of weeds is delayed, the weeding range is expanded, the pesticide effect is improved, the dosage is reduced, and the economic cost is saved. The soluble agent has positive significance inagricultural production and has popularization and application value in agricultural production.

The invention discloses a portable weeding machine for maintenance of a mulberry tree and belongs to the field of weeding devices. The portable weeding machine comprises a base plate, moving mechanisms are fixedly mounted at a bottom part of the base plate, connecting columns are fixedly connected to four corners of a top part of the base plate, a top plate is fixedly connected between top parts of the connecting columns, a telescopic mechanism is fixedly arranged on a right side of a bottom part of the top plate, a connecting plate is fixedly connected to an output end of the telescopic mechanism, a mowing mechanism is fixedly arranged at a bottom part of the connecting plate, a pesticide spraying mechanism is fixedly arranged on a left side of the top part of the base plate, a solar power generation mechanism is fixedly arranged on a top part of the top plate, a storage battery is fixedly arranged on a right side of the top part of the base plate and a telescopic rod is fixedly connected to a left side of the pesticide spraying mechanism at the top part of the base plate. The arranged moving mechanisms can enable the machine to be conveniently moved, so that a worker can carry the machine to regions such as mountainous regions for weeding when needing to work.

An automatic weeding device for fruit tree planting comprises a first cylinder, a planted fruit tree is arranged in the first cylinder, a first circular hole is formed in the bottom of the first cylinder, an insertion rod is arranged in the first circular hole, an elastic locking mechanism is arranged on the first cylinder, a first circular ring is arranged on the outer ring of the middle of the first cylinder, an arc-shaped plate and a first rotating blade are arranged on the outer ring of the middle of the first cylinder, a first sliding rail is arranged at the bottom of the arc-shaped plate, a second sliding block is arranged on the first sliding rail, a supporting plate is arranged below the first sliding rail, a first sleeve is arranged on the second sliding block, a first movable block is connected into the first sleeve, a vertical rod is arranged at the end, extending out of the first sleeve, of the transverse rod, a second sleeve is arranged at the bottom of the vertical rod, a telescopic regulation and control mechanism is arranged on the second sleeve, a storage battery is arranged at the bottom of the first cylinder, and a controller is arranged beside the first cylinder. The automatic weeding device is simple in structure, fruit trees planted on the seaside can be reinforced, weeds beside the fruit trees can be automatically cleaned with the help of strong wind on the seaside, the worker cost is reduced, and meanwhile the labor intensity of workers is reduced.

The invention relates to the technical field of wheat crop weeding devices, in particular to a wheat crop weeding device. The device comprises a moving frame, a moving plate is slidably connected to the front face of the moving frame in the vertical direction, a height adjusting device is connected between the moving plate and the moving frame, and the height adjusting device is used for adjusting the height of the moving plate. The front face of the moving plate is transversely and slidably connected with two symmetrically-arranged connecting frames. When a water diversion channel is widened, the distance between the two connecting frames can be adjusted through an indirect adjusting mechanism, two connecting plates are synchronously driven to adjust the distance, first straight grass cutters between the two connecting plates move along with the moving plate, and the two first straight grass cutters arranged at an interval transversely deviate. The cutting range of overturning cutting of the whole first straight grass cutters is increased, the problem of cutting missing in the rotary weeding process in the whole weeding process is solved, adaptive adjustment can be conducted according to changes of the drainage channel, and use is convenient.

The invention discloses a weeding device for landscaping maintenance. The weeding device comprises a weeding machine body, wherein a reciprocating weeding device is disposed on the front end of the weeding machine body, the reciprocating weeding device comprises a fixation frame, the fixation frame is fixed on the front end of the weeding machine body, a fixation block is fixed on the middle rearwall of one side of the fixation frame, a fixation arm is fixed at the center of the fixation block, a T-shaped frame is adapted to one end of the fixation arm, a driving mechanism is installed on theouter side of the center of the T-shaped frame, a worm is installed on the outer wall of a shaft of the driving mechanism, a worm gear is adapted to the inner side of one end, remote from the fixation arm, of the T-shaped frame, the surface of the worm gear is meshed with the surface of the worm, a motor installation base is fixed on the outer side of the center of the T-shaped frame, and the driving mechanism is installed on the rear side of the motor installation base. The weeding device for landscaping maintenance can increase a weeding scope during advancing in comparison with the prior art, so that times for reciprocating weeding can be reduced, and weeding efficiency is increased.

The invention discloses a preparation method of glufosinate-ammonium -2, 4-drop soluble concentrate. The preparation method of the glufosinate-ammonium-2, 4-drop soluble concentrate comprises the following steps of: mixing 2, 4-drop active compound with a dimethylamine aqueous solution to generate 2, 4-drop dimethylamine salt, accurately weighing glufosinate-ammonium active compound, propylene glycol monomethyl ether, ethylene glycol and dodecyl ether sulfuric acid, adding water, mixing and stirring, and standing to obtain the glufosinate-ammonium 2, 4-drop soluble concentrate, wherein the mass ratio of the 2, 4-drop active compound to the dimethylamine to the glufosinate-ammonium to the propylene glycol monomethyl ether to the ethylene glycol to the dodecyl ether sulfuric acid to the water is (1.77-2.40): (1.02-1.05): (9.47-11.58): (0.75-0.85): (4.85-5.15): (3.8-4.2): (78.34-74.77). According to the invention, 2, 4-drops and glufosinate-ammonium are mixed according to a proper ratio to prepare glufosinate-ammonium 2, 4-drops soluble concentrate, so that the generation of herbicide resistance of weeds is delayed, the weeding range is expanded, the pesticide effect is improved, thedosage is reduced, the economic cost is saved, and the effective storage life of the glufosinate-ammonium 2, 4-drops soluble concentrate is more than two years.