1318results about "Herbicides and algicides" patented technology

The invention belongs to the technical field of pesticide compositions, and particularly provides a weeding composition containing topramezone or salt thereof, which comprises topramezone or salt thereof, agriculturally acceptable auxiliaries and biostimulant, the biostimulant is complex enzyme glycoside. The topramezone composition does not cause phytotoxicity to crops such as corn when used under the high-temperature condition, the use environment of topramezone is widened, and the topramezone composition can be used as a safe herbicide composition for field crops such as corn under the high-temperature condition in summer. Through further screening of auxiliaries, the weeding composition provided by the invention can improve the mixing performance of the preparation, has strong hard water resistance, is beneficial to plant absorption, improves the weeding effect, and is a safe and efficient herbicide preparation.

The invention discloses a conyza sumen biocontrol bacterium and application thereof, and relates to the technical field of weed biological control, the conyza sumen biocontrol bacterium has a strain number of SMBJC-3, is preserved in the China Center for Type Culture Collection, the preservation time is September 17, 2025, the preservation number is CCTCC NO: M 20252054, and the conyza sumen biocontrol bacterium is classified and named as Colletotrichum orbiculare. The conyza sativa biocontrol bacterium provided by the invention aims to provide a new resource and method for biological control of conyza sativa.

Compounds of Formula (I) wherein the substituents are as defined in claim 1. The invention further relates to herbicidal compositions which comprise a compound of Formula (I) and to the use of compounds of Formula (I) for controlling weeds, in particular in crops of useful plants.

Planting corn on the same field in one or more consecutive growth seasons results in yield reduction ("corn consecutive planting yield loss"). A method and an inoculant containing Penicillium balaji are developed to reduce the continuous planting yield loss of corn. The present disclosure encompasses inoculants and methods for reducing corn continuous planting yield loss.

An aerosol dispensing device including an aerosol valve in fluid communication with a reservoir. A nozzle is in fluid communication with the aerosol valve. The nozzle includes a nozzle insert with an exit orifice and a nozzle body to receive the nozzle insert. The nozzle body is in fluid communication with the aerosol valve. A primary swirl chamber is in fluid communication with one or more inlet ports. The exit orifice is disposed generally concentric with the primary swirl chamber and a secondary swirl chamber and is in fluid communication therewith. The inlet port(s) are in fluid communication with the aerosol valve and may enter the primary swirl chamber non-tangentially. The secondary swirl chamber has a first and second diameter. A ratio of the first diameter to the second diameter is greater than about 1 and less than about 1.6. The pest control composition is non-Newtonian.

The invention discloses a nicosulfuron-containing herbicidal composition and application thereof. The herbicidal composition is prepared from the following components: nicosulfuron, amicarbazone, and dimethyltetrachloroisooctyl ester as well as a dispersant, an emulsifier, a wetting agent, a thickening agent, an antifreeze, and a dispersion medium, wherein the dosage form belongs to a dispersed oil suspension agent. Through the combination of the three active ingredients, the herbicidal composition has an obvious synergistic effect, the use amount of pesticides is reduced, the cost and environmental pollution are reduced, the drug resistance of corn field weeds can be delayed by the application of the composition, and the control spectrum is expanded.

The invention belongs to the technical field of microorganisms, and particularly relates to application of marine phycobacterium LZ-14T in production of indole-3-acetic acid. According to the present invention, the interphycobacterium LZ-14T is named as Maricatenella alexandrii gen. Nov., sp. Nov. The present invention discovers that the interphycobacterium LZ-14T can achieve the effect of significantly inhibiting the synthesis of the PSP toxin by releasing the IAA signal molecule under the condition of promoting the growth of the host algae. The new discovery can provide a new theoretical basis for analyzing the generation mechanism of paralytic shellfish poison of alexandrium chainchain and exploring scientific prevention and control of red tide. The invention also finds that the IAA produced by the phycobacterium LZ-14T can inhibit the growth of escherichia coli, and the result lays a foundation for the preparation of new antibacterial drugs.

The present disclosure relates to compounds of Formula (I), or an agronomically acceptable salt thereof, wherein Q, R1 and R2 are as defined herein. The present disclosure further relates to herbicidal compositions which comprise a compound of Formula (I) and to use of the compounds of Formula (I) for controlling weeds, in particular in crops of useful plants.

To provide suspended liquid agrochemical compositions capable of giving good pourability over the temperature range required for storage (-10°C to 40°C), even in the presence of 20 wt.% or more of a dissolved electrolyte agrochemical based on the total weight of water in the composition.SOLUTION: Provided is a liquid agrochemical composition that includes: (1) water in an amount of 30 wt.% or more based on the total weight of the liquid agrochemical composition; (2) electrolyte agrochemicals dissolved in the water, wherein the total amount of electrolyte agrochemicals dissolved in the water is 20 wt.% or more based on the total amount of water in the liquid agrochemical composition; (3) surfactant systems containing (a) and (b): (a) an alkyl polyglucoside surfactant or the like; (b) an auxiliary surfactant containing an anionic head group and a tail group, wherein the tail group contains at least two alkyl, alkenyl or alkynyl groups; and (4) one or more agrochemicals suspended in the water.SELECTED DRAWING: None

The invention relates to the technical field of herbicides, in particular to an allelochemical-based organic herbicide and application thereof. The herbicide is prepared from the following active ingredients: L-menthone, pulegone and beta-caryophyllene. The mass ratio of the L-menthone to the pulegone to the beta-caryophyllene is (1 to 4) to (1 to 4) to 1. The three substances are compounded to generate a synergistic effect of '1 + 1 + 1 gt and' 3 ', the herbicidal activity is far better than that of a single agent, and the use concentration of each component is remarkably reduced. All the components are plant source natural compounds, the degradation path is clear, rapid metabolism can be achieved through microbial decomposition in soil and water, and no complex residual product exists.

The present application belongs to the field of pesticides, and particularly relates to a herbicidal composition containing a fused ring substituted aromatic compound and application thereof. The composition comprises a herbicidally effective amount of active ingredient A and active ingredient B, wherein the active ingredient A is or a salt / ester thereof; the active ingredient B is selected from one or more of the following compounds and salts / esters thereof: glyphosate, glufosinate-ammonium, glufosinate-P, paraquat, diquat, ACCase inhibitors, PPO inhibitors, etc. The composition can effectively control / eliminate grass weeds and broadleaf weeds, etc., and has the characteristics of expanding the herbicidal spectrum, reducing the application amount, being able to produce a synergistic effect and solving the problem of resistant weeds, etc.

Disclosed are compounds of Formula 1, all stereoisomers, N-oxides, and salts thereof, wherein G is selected from and R1 through R18, Rf and G are as defined in the Disclosure. Also disclosed are compositions containing the compounds of Formula 1 and methods for controlling undesired vegetation comprising contacting the undesired vegetation or its environment with an effective amount of a compound or a composition of the invention.

The invention provides a P.megatherium Thr45 strain and an application thereof. The preservation number of the Thr45 strain is GDMCC No: 67316. The P.megatherium Thr45 strain has the advantages that the preservation number is CGMCC No: 67316; the application of the P.megatherium in the prevention and treatment of the growth of the Orobanche cucurbitae is reported for the first time, and the types of bacterial strains for preventing and treating the Orobanche cucurbitae are enriched. According to the application of the Pristia megaterium Thr45 provided by the invention in preventing and treating the growth of the Orobanche cucurbitae, the inhibition rate of the separated strain fermentation liquor on the seed germination of the Orobanche cucurbitae is as high as 100%, and the application has a wide application value in biological prevention and treatment of the Orobanche cucurbitae.

The present application provides a kind of herbicidal composition comprising trifluralin, acetochlor and thifensulfuron-methyl, active ingredients comprising trifluralin, acetochlor and thifensulfuron-methyl, and the mass ratio of trifluralin, acetochlor and thifensulfuron-methyl is 10-30:20-40:0.5-2.The herbicidal composition of the present application can be used for the control of annual weeds in crop fields, and has a significant synergistic effect.

The present invention relates to herbicide safener combinations for effective control of weeds and reduction of phytotoxicity in crops. The present invention further relates to a method of controlling weeds and reducing phytotoxicity in crops.

The application discloses a triazolinone compound, and a preparation method thereof. The structural general formula (I) of the triazolinone compound is as follows: the preparation method is to perform esterification or amidation reaction on a compound containing a hydroxyl group or an amino group as raw material in a solvent and 2-chloro-3-(2-chloro-5-(4-difluoromethyl-3-methyl-5-oxo-1,2,4-triazol-1-yl)-4-fluorophenyl) propionyl chloride prepared through acyl chloride reaction, so as to obtain a triazolinone structure-containing herbicidal compound. The preparation method is simple, the reaction process is short, and the triazolinone structure-containing herbicidal compound has the advantages of novel structure, high herbicidal activity and the like.

The invention discloses a compound herbicide, which comprises the following effective active components: halauxifen-methyl, florasulam and dichloro clomazone in a mass ratio of (1-2): (1-2): (20-40). According to the compound herbicide, through the synergistic effect of the three active ingredients, the weeding spectrum is remarkably expanded, broadleaf weeds and grassy weeds in a wheat field can be effectively prevented and removed, and compared with a single agent or a binary compound agent, the dosage of the effective ingredients can be reduced, pesticide residues and environmental risks can be reduced, meanwhile, generation of drug resistance of the weeds is delayed, and the weed resistance is reduced. The green weeding requirement of modern agriculture is met.

Disclosed herein are apyrase inhibitors of Formula (I). Also disclosed herein are methods for using the disclosed inhibitors, including in methods for protecting crops from pests. In one aspect the apyrase inhibitors are useful for enhancing the activity of pesticides for the protection of crops from pathogens and to support crop yield.

A pre-measured single use concentrated pesticide product includes a pesticide material in a concentrated form. The pesticide material is in a quantity that is pre-measured for a specific applicator tank size. A bottle is provided that is sized and configured to hold the quantity of the pesticide material that is pre-measured for the specific applicator tank size. The pesticide material is sealed and packaged inside of the bottle. The pre-measured single use concentrated pesticide product is designed and configured to optimize efficiency in mixing the pesticide material in the concentrated form with water in an applicator with the specific applicator tank size.

The present disclosure relates to agricultural compositions. In particular, the present disclosure relates to agricultural carrier compositions. More particularly, the present disclosure relates to agricultural carrier compositions that may be loaded with at least one anti-pathogen agent and / or at least one biocontrol agent and / or fertilizer agent and / or biostimulant agent and / or elicitor agent and / or plant growth regulator and / or insect repellent agent. The present disclosure extends to methods of producing the foregoing. The agricultural compositions include (C2-C 26 ) Alkyl lactate and / or its derivatives, (C2-C 22 ) alcohol, a wetting agent; and a nonionic and / or anionic surfactant. The agricultural composition may further comprise a binder to provide an agricultural carrier composition. The agricultural carrier composition may be further loaded with at least one anti-pathogen agent and / or at least one biocontrol agent and / or fertilizer agent and / or biostimulant agent and / or elicitor agent and / or plant growth regulator and / or insect repellent.

The utility model provides efficient extraction and separation equipment for 2-methyl-4-chlorophenoxyacetic acid raw materials, and relates to the technical field of 2-methyl-4-chlorophenoxyacetic acid raw material extraction, the efficient extraction and separation equipment comprises a heating cylinder and an extraction hopper, the upper side of the heating cylinder is provided with a top seat, the top seat is covered with a cylinder cover, and the front part of the upper end surface of the cylinder cover is provided with a front feed port; a rear feeding port is formed in the rear portion of the upper end face of the barrel cover, a heating layer is arranged on the outer side of the heating barrel, an outer barrel body is arranged on the outer side of the heating layer, an output pipe is arranged at the bottom of the heating barrel, the other port of the output pipe is led into an extraction hopper, and a refrigerator is installed on the left portion of the upper end face of the extraction hopper; and a heat insulation layer is arranged on the outer side of the extraction hopper. According to the utility model, heat preservation is carried out on a solution in the preparation heating process, the solution is uniformly stirred and mixed in a large range, the loss of heat is reduced, cold air is used for rapidly cooling the liquid medicine in the hopper, the speed of separating and extracting raw materials is accelerated, and the device is more efficient, stable and practical.

The invention relates to novel herbicidal active compound combinations which comprise substituted isoxazolincarboxamides or agrochemical acceptable salts thereof and substituted aminopyridines and aminopyrimidines. They can be used with particularly good results for the control of weeds in various crops of useful plants.

The application discloses a full synthesis method of clethodim, and the method is characterized by reasonable selection / design of a process route, simplified process flow, reduced separation and purification operation, effectively reduced production cost and improved production efficiency, further improved yield of a key intermediate through research and screening of process conditions of the key step, reduced generation of impurities, and improved product quality and yield of the target product.

The subject-matter of the invention is a herbicide composition in the form of an oil suspension for dilution with water intended for the control of annual and perennial plants comprising 2-ethylhexyl 2,4-dichlorophenoxyacetate, a sodium salt of methyl 4-iodo-2-[3-(4-methoxy-6-methyl-1,3,5-triazin-2-yl)ureidosulfonyl]benzoate (iodosulfuron-methyl-sodium), characterised in that the 2-ethylhexyl 2,4-dichlorophenoxyacetate is present in an amount within the range of from 34% w / w to 37% w / w, while the sodium salt of methyl 4-iodo-2-[3-(4-methoxy-6-methyl-1,3,5-triazin-2-yl)ureidosulfonyl]benzoate (iodosulfuron-methyl-sodium) is present in an amount within the range of from 0.8 to 1.2% w / w, based on the density of the composition of 1.0453 g / ml; wherein the composition further comprises the components listed in Table 1 in the amounts indicated therein expressed in % w / w based on the density of the composition of 1.0453 g / ml. A further subject-matter of the invention is a method for preparing the herbicide composition as defined in any one of claims from 1 to 3, characterised in that it comprises the steps of: stirring rapeseed oil, 2-ethylhexyl 2,4-dichlorophenoxyacetate in an amount within the range of from 34% w / w to 37% w / w, at least one organic polysiloxane, dioctyl sodium sulfosuccinate, at least one preparation comprising ethoxylated castor oil, cloquintocet mexyl, silicon dioxide, urea, sodium salt of methyl 4-iodo-2-[3-(4-methoxy-6-methyl-1,3,5-triazin-2-yl)ureidosulfonyl]benzoate (iodosulfuron-methyl-sodium) in an amount within the range of from 0.8 to 1.2% w / w to obtain a homogeneous composition, wherein during stirring the mixture was cooled so that the temperature was lower than 35°C, then grinding the mixture in a ball mill to obtain particles with Dv (50) <2 µm at a temperature below 35°C, followed by cooling the mixture to room temperature; wherein the remaining components were mixed in amounts expressed in % w / w as specified in Table 1.

A pest control composition includes from about 4 wt % to about 10 wt % of sodium lauryl sulfate; one or more C5 to C9 hydrotropic salt; from about 1 wt % to about 10 wt % of one or more active ingredients selected from the group consisting of corn mint oil, peppermint oil, spearmint oil, rosemary oil, thyme oil, citronella oil, clove oil, cedarwood oil, cinnamon oil, geranium oil, eugenol, 2-phenylethyl propionate, menthol, menthone, thymol, carvone, camphor, methyl salicylate, p-cymene, linalool, geraniol, cinnamyl acetate, cinnamic alcohol, cinnamaldehyde, citronellol, eucalyptol / 1,8-cineole, alpha-pinene, bornyl acetate, gamma-terpinene, and combinations thereof; and from about 60 wt % to about 95 wt % of water. The pest control composition exhibits a water peak in a 2H spectrum having a width encompassing 90% of the area of the entire water signal of about 50 Hz or more, as determined by the 2H NMR Method.

The invention relates to the technical field of pesticide compounding, in particular to a dichloro clomazone and isoproturon weeding composition and a preparation method and application thereof.The preparation method comprises the steps that an isoproturon raw medicine, a dispersing agent, a wetting agent and water are mixed, pre-dispersed and sanded till D90 is smaller than or equal to 5 micrometers, and fine isoproturon slurry is prepared; and mixing a dichloroclomazone raw medicine, the fine slurry and other auxiliary agents, homogenizing, adjusting the pH value, and filtering. The method effectively solves the problem of preparation instability caused by a conventional blending process. The composition disclosed by the invention has a synergistic effect on gramineae and broadleaf weeds such as alopecurus aequalis, beckmannia syzigachne and descurainia sophia in wheat fields, and is excellent in control effect and convenient to use.

The invention discloses a surfactant with a branched structure as well as a preparation method and application of the surfactant. The preparation method comprises the following steps: carrying out Michael addition reaction on an amphiphilic branched polymer and polyfluorinated organic amine in an organic solvent in the presence of a catalyst to obtain the surfactant with the branched structure, the amphiphilic branched polymer has a hydrophilic chain segment and a hydrophobic chain segment, and the tail end of a branched molecular chain has double bonds. The amphiphilic branched polymer is obtained by copolymerization of polyethylene glycol di (methyl) acrylate and polypropylene glycol di (methyl) acrylate through active free radicals, or is prepared by Michael addition polymerization of a di (methyl) acrylate compound and a dimercapto compound or a diamine compound in an organic solvent in the presence of a catalyst. The surfactant can quickly reduce the surface tension and prolong the retention time of pesticide liquid, and is green, environment-friendly and degradable.

The invention provides a medicament composition for preventing and removing achnatherum inebrians, which is characterized by being prepared from the following raw materials: 108g / L high-efficiency haloxyfop-R-methyl missible oil, an organic silicon additive and water, and the dosage ratio of the 108g / L high-efficiency haloxyfop-R-methyl missible oil to the organic silicon additive to the water per mu is (1.2-1.5) L: 60mL: (45-50) kg. The invention further provides application of the pharmaceutical composition for preventing and removing achnatherum inebrians. The pharmaceutical composition disclosed by the invention can be used for effectively preventing and removing diffusion and spreading of achnatherum inebrians.