2906results about "Herbicides and algicides" patented technology

Herbicidally active 3-phenylisoxazoline-5-carboxamides of cyclopentenylcarboxylic acid derivativesThe invention relates to 3-phenylisoxazoline-5-carboxamides of cyclopentenylcarboxylic acid derivatives of the general formula (I) and their agrochemically acceptable saltsand to their use in the crop protection sector.

Burkholderia, and a composition, use and usage method thereof. Provided are the Burkholderia, and a composition comprising the strain and / or a metabolite, culture, fermentation broth and / or extract thereof. The Burkholderia or the composition thereof can generate a siderophore, induce plants or seeds thereof to generate systemic resistance to plant pathogens, and reduce the chemotaxis of plant pathogens to plants, so that prevention and treatment of plant diseases and insect pests are achieved. In addition, plant root system development can be promoted, a nitrogen fixation effect is provided, a phosphate solubilization effect is provided, indoleacetic acid is generated, and weeds are removed, thereby promoting plant growth.

A transgenic soybean event, Gm_CSM63717, is provided. Transgenic plant cells, plant parts, plants, seeds, progeny plants, and agricultural and commodity products containing event Gm_CSM63717 are also provided. Recombinant DNA molecules unique to the event Gm_CSM63717, and methods of using and detecting Gm_CSM63717 are also provided. Soybean plants containing the event Gm_CSM63717 exhibit tolerance to PPO inhibitors.

Herbicidal compositions comprising a herbicidal malonamide (Component A), selected from a compound of formula (I) and an auxin mimic (Component B).

The present invention relates to herbicidal substituted phenyl-pyridazinedione and substituted phenyl-pyridazinone derivatives of formula (I), as well as processes and intermediates used for the preparation of such derivatives. The invention further extends to herbicidal compositions containing such derivatives, and the use of such compounds and compositions in the control of undesired plant growth, particularly in the control of weeds, such as broadleaf dicotyledonous weeds, in crops of useful plants.

The present disclosure relates to agrochemical combinations. More particularly, the present disclosure relates to a herbicidal combination comprising at least one carbamate herbicide and at least a second herbicide. The disclosure further relates to a herbicidal composition comprising asulam, at least a second herbicide and at least an agriculturally acceptable excipient.

The invention relates to the technical field of agricultural agents, in particular to application of trans-2-hexenal as a weed germination inhibitor. It is found for the first time that trans-2-hexenal has an inhibition effect on wheat field gramineous weed germination under a certain concentration, and then application of trans-2-hexenal as a weed germination inhibitor is provided. The invention provides a better application mode of the trans-2-hexenal in the soil, and defines a wheat sowing safety interval after the trans-2-hexenal is applied. Therefore, the trans-2-hexenal can be used for reducing the grassy weed seed bank in the wheat field soil, the occurrence of wheat field weeds is controlled from the source, the green prevention and control of wheat field weeds are realized, and the use of chemical herbicides is reduced.

The invention discloses a humic acid coated zeolite-based nutrient-loaded slow-release fertilizer as well as a preparation method and application thereof. The slow-release fertilizer comprises a zeolite-based core and a humic acid polymer coating coated outside the zeolite-based core. The slow release fertilizer provided by the invention not only retains the original high-loading nutrient loading function of the nano composite zeolite material, but also endows the nano composite zeolite material with chemically stable ion exchange and adsorption functions, thereby thoroughly getting rid of the original'instant nutrient fertilizer salt core '; the slow-release fertilizer provided by the invention takes artificial humic acid as a coating material, so that the use of chemical organic materials and solvents is completely avoided. According to the invention, the conversion of the inorganic fly ash solid waste and the organic biomass solid waste from raw materials to the ecological slow-release fertilizer is realized. Meanwhile, the efficient conversion of zeolitization and humification in the chemical industrial process realizes the large-scale production of the zeolite-based material doped with the heterogeneous metal in the pore cage frame structure and the carbon-negative humic acid polymer material.

The invention belongs to the technical field of biological control, and particularly relates to biological control fermentation liquor and a preparation method and application thereof, the preparation method comprises the following steps: S1, raw material treatment: selecting solidago canadensis as a plant raw material, cutting the solidago canadensis into pieces, performing autoclaved sterilization, adding water, and mixing to obtain a mixture; s2, adding the cultured bacillus subtilis and saccharomyces cerevisiae into the mixture in the step S1, mixing and inoculating, and stirring and fermenting to obtain a fermentation stock solution; s3, centrifuging the fermentation stock solution, taking supernate, and filtering to obtain the biological control fermentation liquor. The biological control fermentation liquor prepared by the invention can be used for controlling seed germination, seedling growth and flowering processes of solidago canadensis, and meanwhile, the biological control fermentation liquor can also be used for preparing products for controlling solidago canadensis. The problem that a biological medicament for preventing and treating solidago canadensis is lacked at present is solved.

The present disclosure is directed to 5-member ring-based molecules having herbicidal activity. Methods of synthesizing these 5-member ring-based molecules, compositions comprising these 5-member ring-based molecules, and processes for using these molecules are also disclosed. These molecules may be used, for example, as herbicides to control undesirable vegetation.

The present disclosure relates to the field of molecules having pesticidal utility on pests in Phyla Arthropoda, Mollusca and Nematoda, methods of producing such molecules, intermediates used in such methods, and methods of using such pesticidal compositions against such pests. These pesticidal compositions can be used, for example, as acaricides, insecticides, acaricides, molluscicides, and nematicides.

The present disclosure relates to herbicidal combinations, compositions and methods for controlling weeds comprising the carbamate herbicide asulam and an additional herbicide selected from the group comprising cyclohexanedione oxime herbicides, pyrimidinylsulfonyhirea herbicides, triazolopyrimidine herbicides, imidazolinone herbicides, alkylazine herbicides, triketone herbicides, N-phenylimide herbicides or chloroacetamide herbicides. Specifically, the additional herbicide may be one of clethodim, chlorimuron, diclosulam, imazamox, imazethapyr, indaziflam, mesotrione, saflufenacil, tiafenacil or S-metolachlor.

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 belongs to the technical field of pesticides, and particularly relates to a triazine ring substituted phenylsulfonyl urea compound, a preparation method therefor, a herbicidal composition and a use. The compound is as shown in general formula I, wherein Z is hydrogen or alkyl; R is alkyl, haloalkyl or alkoxy. The compound has excellent herbicidal activity on gramineous weeds, broadleaf weeds etc.

The present invention discloses a herbicidal composition containing flufenacet and its application. The composition comprises active ingredient A and active ingredient B, wherein active ingredient A is flufenacet, and active ingredient B is selected from one or more of pyrazosulfuron-ethyl and bispyribac-sodium. The mass ratio of active ingredient A to active ingredient B in the composition is 1:50 - 50:1. The composition can be formulated into agriculturally acceptable dosage forms, preferably emulsifiable concentrates, suspensions, wettable powders, water dispersible granules, and dispersible oil suspensions. The components of the present invention are reasonable, having good herbicidal effects in paddy fields, and its activity and herbicidal effects are not a simple superposition of each component. Compared with existing single preparations, it has the characteristics of remarkable herbicidal effects, low dosage, broad herbicidal spectrum, and good safety for crops.

The invention relates to an application of a five-membered heterocyclic pyrimidine diketone compound in preparation of herbicides, in particular to an application of the five-membered heterocyclic pyrimidine diketone compound in preparation of herbicides for preventing and controlling dicotyledonous weeds such as oilseed rape and amaranthus retroflexus. The compound disclosed by the invention has a good control effect on dicotyledonous weeds under the dosage of 100g / mu, and the weeding effect on amaranthus retroflexus is 100% during stem and leaf treatment. Chemical structural formula of five-membered heterocycle pyrimidinedione compound is as follows: # imgabs0 #

Described herein are processes for preparing aqueous suspensions of crystalline organic pesticides from the amorphous form thereof. Also described herein are aqueous pesticide formulations including the prepared aqueous suspensions.

The invention relates to a heterocyclic pyrimidinedione compound and application thereof in preparation of pesticides and medicines, in particular to the heterocyclic pyrimidinedione compound and application thereof in preparation of herbicides and plant virus resisting agents, and application in preparation of medicines for resisting fungal infection, especially candida auricula infection. The compound provided by the invention has good inhibition effect on KARI enzymes from different sources. Under the dosage of 100g / mu, the weeding effect of the compound provided by the invention on rape during stem and leaf treatment can reach 100%. The compound disclosed by the invention has a good inhibition effect on a candida auricula 12766 strain, and the minimum inhibition concentration (MIC) value of the compound can reach 0.31 mg / L when a YNB culture medium is used. The in-vivo passivation effect of the compound on the tobacco mosaic virus TMV under the concentration of 500 mg / L can reach 64.2%.

The present invention relates to compounds of Formula (I), wherein A1, A2, A3, R1, R3, Q and X are as defined herein. 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.

The present invention relates to a method for post-emergent weed control, which comprises applying an effective amount of a composition comprising herbicide A (component A), glufosinate (component B) and optionally herbicide C (component C) to emerged weeds, or an area, where weeds are growing.

The present invention belongs to the field of pesticides, and particularly relates to a herbicidal composition and its application. The herbicidal composition comprises an effective herbicidal amount of active ingredient A and active ingredient B. Among them, active ingredient A is, and active ingredient B is selected from one or more of the following compounds: haloxyfop-P-methyl, cyhalofop-butyl, imazapyr. This composition can effectively control weeds such as Spartina alterniflora, and has the characteristics of expanding the herbicidal spectrum, reducing the application amount, being able to produce a synergistic effect and solving resistant weeds, etc.

The invention discloses a weeding composition and a preparation method thereof. The weeding composition comprises the following components in percentage by weight: 10-30% of propanil, 0.6-6% of fenquantel, 0.2-2% of cyclopropanesulfonamide, 2-6% of a stabilizer, 3-8% of a dispersing agent, 3-5% of an anti-freezing agent, 0.1-0.3% of a defoaming agent, 0.1-1% of a thickening agent and the balance of water. Wherein the ratio of propanil to fenquantel to the stabilizer is 5: (0.1-1): 1. The weeding composition provided by the invention can effectively prevent and remove annual weeds in paddy fields, is safe to paddy rice and high in preparation stability, has very high market value, and solves the problems of poor safety, environmental harm and the like in the process of preventing and removing annual weeds in paddy fields by using the existing medicament.

To provide an algal growth inhibitor composition that maintains prolonged resistance to algae.SOLUTION: An algal growth inhibitor composition comprises an organosilicon compound represented by the following formula (1). (In the formula, R1 independently represents a hydrogen atom, a C1-C10 alkyl group, or a C6-C10 aryl group; R2 independently represents a C1-C10 alkyl group or a C6-C10 aryl group; X represents a single bond, an oxyalkylene group, -O-, -S-, -NH-, -NHCO-, -NHCOO-, or -NHCONH-; Z represents a group having a nitrogen-containing heterocycle; m represents an integer of 1 to 20; and n represents an integer of 1 to 3).SELECTED DRAWING: None

The present invention discloses a stable agrochemical composition comprises at least one triazolone herbicide or a derivative thereof; and a dispersion aid comprising at least one interface additive and a high surface hydrophilicity inert. The present invention also discloses process of preparing stable agrochemical composition, method of controlling weeds using stable agrochemical composition developed according to the present invention.

The invention discloses a walnut green seedcase extract as well as a preparation method and application thereof. Relates to the technical field of agricultural weeding. The invention provides a preparation method of a walnut green seedcase extract, the extract and application thereof. The walnut green seedcase extract disclosed by the invention has a remarkable growth inhibition effect on various common farmland weeds, including but not limited to barnyard grass, green bristlegrass, digitaria sanguinalis, purslane, amaranthus retroflexus and the like. During application, the walnut green seedcase extract (concentrated solution) can be diluted and then uniformly sprayed on the surfaces of farmland weeds through a sprayer, or applied to soil around the roots of the weeds in a root irrigation manner. And the dilution ratio is determined according to weed types, growth stages and environmental conditions, and is generally 10-50 times.

The invention relates to the technical field of water treatment, in particular to a method for preparing a quaternized modified tannin-based organic flocculant through irradiation grafting, a product prepared through the method and application of the quaternized modified tannin-based organic flocculant. The method comprises the following steps: (1) under the irradiation of 30-60 mW / cm < 2 > of ultraviolet light, adding brominated vinyl triphenylphosphine into a mixture of tannic acid and a photoinitiator for reaction; (2) adjusting the ultraviolet intensity to 5-20 mW / cm < 2 > for reaction; (3) closing the ultraviolet reaction; and (4) precipitating the product with ethanol, filtering and washing to obtain the quaternary phosphonium modified tannin-based organic flocculant. Wherein the photoinitiator is selected from one of benzophenone and benzoin dimethyl ether. The quaternized modified tannin-based organic flocculant provided by the invention can efficiently remove algae in a water body in an environment-friendly manner, and avoids secondary pollution caused by algae cell rupture at the same time.

The present invention provides a technology for predicting the level of PPO inhibition objectively and with high accuracy using LUMO distribution as a "molecular descriptor," and a technology for selecting a PPO inhibitor based on the predicted level of PPO inhibition. [Solution] The present invention provides a method for predicting PPO inhibitory activity based on the correlation between LUMO distribution and PPO inhibitory activity for each compound, predicting the level of PPO inhibitory activity based on the correlation between the difference in variation in PPO inhibitory activity between different plant species and the level of PPO inhibitory activity, and selecting PPO inhibitors using the predicted PPO inhibitory activity as an index.

The invention belongs to the technical field of pesticide weeding, and discloses a weeding composition and application thereof.The weeding composition comprises an active component A and an active component B. The active component A is isoxafop-butyl, the active component B is any one of metamifop, cyhalofop-butyl, clodinafop-propargyl and pinoxaden, and the active component B is one of isoxafop-butyl, cyhalofop-butyl, clodinafop-propargyl and pinoxaden. The mass ratio of the active component A to the active component B is (1: 12)-(24: 1). The weeding composition disclosed by the invention is wide in weed control spectrum and can be used for comprehensively preventing and controlling various weeds in rice fields and wheat fields.

The invention discloses clethodim diamine salt as well as a preparation method and application thereof. The stability of the clethodim diamine salt (clethodim 1, 4-butanediamine salt, clethodim 1, 5-pentanediamine salt and clethodim 1, 6-hexamethylenediamine salt) provided by the invention is superior to that of clethodim and clethodim monoamine salt (such as clethodim tert-butylamine salt); meanwhile, the herbicidal activity of the clethodim diamine salt (clethodim ethylenediamine salt, clethodim 1, 4-butanediamine salt and clethodim 1, 5-pentanediamine salt) is superior to that of clethodim tert-butylamine salt, and the herbicidal activity of the clethodim 1, 5-pentanediamine salt is superior to that of clethodim. Most clethodim diamine salt is low in degradation rate in the high-temperature heat storage process and easier to store for a long time, the clethodim diamine salt is higher in melting point than clethodim monoamine salt (such as clethodim tert-butylamine salt), granulation and smashing are more convenient, the clethodim diamine salt can be used as a herbicide to be processed into solid dosage forms such as water dispersible granules and the like, the physical performance of the preparation is better, and the preparation has good application prospects. The commercialization prospect is good.

The invention discloses a sulfonyl-containing uracil compound and an application thereof. The structure of the compound is shown as a general formula I, wherein the definition of each substituent group in a # imgabs0 # formula is shown in the specification; also disclosed in the specification are their use as herbicides.