40 results about "Ametoctradin" patented technology

The present invention relates to a fluoxastrobin-containing fungicide combination comprising the following components in percentage by weight: 1-70% of an active ingredient A, 1-90% of an active ingredient B; the active ingredient A is the fluoxastrobin, while the active ingredient B is one selected from propiconazole, epoxiconazole, prothioconazole, fluxapyroxad, ametoctradin, sedaxane, and fluopyram. Being compounded by adopting fungicide compounds with different action mechanisms, the fluoxastrobin-containing fungicide combination provided by the present invention effectively solves the difficult problem of rapid resistance development of triazole fungicides; and has good systemic property and effectiveness persistence, thus greatly reducing the use amount of pesticides and the agricultural cost. The fluoxastrobin-containing fungicide combination provided by the present invention has relatively good control effects on a variety of fungal diseases of vegetables, flowers, fruit trees, cotton, graminaceous cereal crops, and oil crops.

The present invention provides a fungicidal composition useful as an agricultural and horticultural fungicide having remarkably improved controlling effects against plant diseases, and a method for controlling plant diseases using the composition. A fungicidal composition comprising, as active ingredients, (a) 3- (2,3,4-trimethoxy-6-methylbenzoyl)-5-chloro-2-methoxy-4-methylpyridine (pyriofenone) or its salt and (b) at least one fungicide selected from the group consisting of bixafen, fluxapyroxad, penflufen, isopyrazam, fluopyram, ametoctradin, fenpyrazamine and sedaxane, and a method for controlling plant diseases, which comprises applying the fungicidal composition to plants.

The invention discloses a sterilization composition containing ametoctradin and methoxyacrylates. The composition comprises an active ingredient A and an active ingredient B, wherein the active ingredient A is selected from ametoctradin; the active ingredient B is selected from any one of compounds as follows: azoxystrobin, kresoxim-methyl, dimoxystrobin, orysastrobin, metominostrobin and pyraoxystrobin; the weight ratio of the active ingredient A to the active ingredient B is (1: 80) to (80: 1). According to the composition, a synergistic effect on various diseases harmful to agricultural production is achieved, the pesticide dose is reduced, the pesticide residues on crops are reduced, the environmental pollution is alleviated, the harm cannot be caused to human and livestock, the environmental compatibility is good, and the pesticide resistance cannot be easily generated for the diseases.

The invention discloses a sterilization composition. Effective components comprise ametoctradin and fluopicolide. The mass ratio of the ametoctradin to the fluopicolide ranges from 50:1 to 1:50; the preferable ratio ranges from 20:1 to 1:10. The ametoctradin and the fluopicolide are compounded to have an obvious synergistic effect; the dosage and the utilization cost can be reduced. The composition disclosed by the invention is mainly used for preventing and treating crop downy mildew, epidemic diseases and late blight.

The invention discloses an ultralow-volume liquid of ametoctradin and phenyl and o-phthalimide-containing fungicide composition, belonging to the field of pesticides. The ultralow-volume liquid comprises the following compositions by weight percent: 0.1%-30% of an active ingredient (I), namely ametoctradin, 1%-40% of an active ingredient (II), and the balance being a solvent and auxiliaries, wherein the active ingredient (II) is one of chlorothalonil, captan and folpet, and the auxiliaries are one or more of surfactant, a synergist, and a penetrant. The invention provides the ultralow-volume liquid of ametoctradin and phenyl and o-phthalimide-containing fungicide composition, and provides a preparation method for the ultralow-volume liquid.

The invention discloses an ultra-low volume liquid containing ametoctradin and triazole bactericide composition as well as a preparation method and an application thereof. In the liquid, the weight percentage content of an active constituent (I) is 0.1-30%, the weight percentage content of an active constituent (II) is 0.1-30%, the balance is a surfactant, a solvent and a cosolvent, and the active constituent (II) is one of tebuconazole, difenoconazole, propiconazole, epoxiconazole, hexaconazole and fusilazole. The preparation method comprises the steps: stirring the active constituents (I) and (II) by using partial solvent in a mixing kettle with a stirring device at first for dissolution, then, adding the surfactant, the cosolvent and the residual solvent, and fully stirring for mixing uniformly to obtain the ultra-low volume liquid. Specific to the defects of low working efficiency, large labor intensity, high water consumption and poor safety regarding to the traditional agricultural control and the problems of single control effect, obvious resistance, short lasting period and the like of a chemical, the invention provides the ultra-low volume liquid containing the ametoctradin and triazole bactericide composition.

The invention belongs to the technical field of food safety, and relates to a liquid chromatography-tandem mass spectrometry method for measuring residual quantity of ametoctradin in vegetable food. The method comprises the steps of weighing a uniform sample, carrying out homogeneous extraction by using methanol, purifying by using anhydrous magnesium sulfate and PSA, carrying out high-speed refrigerated centrifugation, carrying out rotary evaporation by using a supernatant until the sample is nearly dry, dissolving residues by using 80% acetonitrile, purifying by using an Oasis PRiME HLB column, filtering by using a 0.22 [mu] m filter membrane, carrying out liquid chromatography-tandem mass spectrometry detection, and quantifying by using an external standard method. The detection methodprovided by the invention has the advantages of simple and novel pretreatment steps, good impurity removal effect, high sensitivity, high recovery rate and good precision of determination results, andcan effectively detect the residual quantity of ametoctradin in vegetable food.

The invention provides a synergistic composition containing fluensulfone. The synergistic composition comprises active ingredients A and B, the ingredient A is fluensulfone, and the ingredient B comprises one or more of imicyafos, 1, 3-dichloropropene, fluopicolide, bixafen, sedaxane, penthiopyrad, pydiflumetofen, benzovindiflupyr, oxathiapiprolin, ametoctradin, phosphorous acid and its salt, mefentrifluconazole and ipfentrifluconazole. The synergistic composition also comprises additives usable in pesticide processing, can be processed into conventional pesticide preparations and is used for prevention and control of plant diseases.

The invention discloses a sterilization composition containing ametoctradin and thiocarbamates. The composition comprises an active ingredient A and an active ingredient B, wherein the active ingredient A is selected from ametoctradin; the active ingredient B is selected from any one of compounds as follows: mancozeb, propineb, zineb and methyram; the weight ratio of the active ingredient A to the active ingredient B is (1: 80) to (60: 1). The composition has relatively high activity on various diseases on various crops, has a remarkable synergistic effect, expands the bacteriocidal spectrum, and has the characteristics of low dosage and rainwash resistance.

The invention discloses a method for processing a cucumber sample containing ametoctradin residue before measurement, which comprises the following steps of: weighing 20.0g of cucumber sample; adding 10-20ml of water and 40-60ml of acetonitrile; vibrating and extracting for 20-30 minutes; filtering into a separating funnel; adding 5-8g of sodium chloride and vibrating for 3-5 minutes; after standing for 10-15minutes, extracting an upper organic phase, and drying and concentrating till dryness by anhydrous sodium sulfate; carrying capacity determination with methanol and filtering with a filtering member for measurement; and measuring by adopting a super high performance liquid phase-mass spectrum/mass spectrometer method. The method for processing a residual sample before measurement, disclosed by the invention, has the characteristics of high detecting speed, simple equipment, low detecting cost and high accuracy, stability and reliability.

A sterilization composition comprises an active ingredient A and an active ingredient B, wherein the active ingredient A is 3-difluoromethyl-N-(7-fluoro-2,3-dihydro-1,1,3-trimethyl-1H-indene-4-yl)-1-methyl-1H-pyrazole- 4-carboxamide, and the active ingredient B is one or more from fludioxonil, ametoctradin, cyprodinil, amisulbrom, oxathiapiprolin and dimethomorph, and a weight ratio of the activeingredient A to the active ingredient B is 1:50 to 50:1. The sterilization composition can be processed to prepare a suspension, a micro-emulsion, a microcapsule suspension agent, a suspension seed coating agent, a wettable powder, a water-dispersible granule, a dispersible oil suspension and other conventional preparations. The sterilization composition has the advantages of high control effect on most diseases of various crops, obvious sterilization effect, broad sterilization spectrum, obvious synergistic effects, and safety to the crops.

The invention discloses a sterilizing composition of new pesticide; the effective constituent comprises a compound a and at least one fungicide b; the compound a is pyridyl pyrazol amide mother ring structure; the fungicide b is ametoctradin, amisulbrom, benalaxyl-m, benthiavalicarb, chloronaphthalene pyrene cyprodinil, benzene thioxane diclomezine, diphenyl penthiopyrad, or carpropamid. The compound a is free from cross resistance with the existed regular bactericide, and is low in toxicity, friendly in environment, safe in use, wide in bacteriocidal spectrum, rapid in drug effect and long in persistent period; the sterilizing composition can kill orange penicillium, venturia pirina, puccinia recondita and other germs; the sterilizing composition of new pesticide belongs to the low-toxicity pesticide, and can play a good sterilizing effect along with a few dosage; the sterilizing composition is low in crop injury, free from residue and high in environment safety.

The invention discloses a GC‑EI‑MS method for determining the residues of oxamethanil in fruits and vegetables. Acetonitrile or an acetonitrile solution containing 1% acetic acid is used to homogeneously extract the residual oxamethanil in the sample, and the extract is passed through ethyl alcohol. Diamine-N-propylsilane (PSA) and octadecylsilane bonded phase (C ₁₈ ) After the matrix is ​​dispersed and purified, it is detected by gas chromatography-electron bombardment ion source-mass spectrometry (GC-EI-MS), and the calibration standard working curve is established by using a blank matrix solution without the pesticide to be tested, and quantified by the external standard method. The average recovery rate of this method is 88.4%-91.6%, the average relative standard deviation (RSD) is 4.6%-7.9%, and the detection limit is lower than 6.10 μg/kg. The advantages of quantitative accuracy. It can meet the technical requirements of the United States, the European Union, Japan and other countries for corresponding product safety testing, and provide strong technical support for ensuring the food safety of our people and the healthy development of foreign export trade.

The invention discloses a GC-MS/MS rapid determination method for the residual amount of oxamethanil. The method is mainly used for determining the residual amount of oxamethanil in animal-derived foods with high fat content. Acetonitrile was used to homogeneously extract the residual pyraclostrobin in the sample, and the extract was dispersed and purified by Enhanced Matrix Removal (EMR) matrix, extracted and concentrated by stripping tube, and then gas chromatography-tandem mass spectrometry (GC-MS /MS) detection, using a blank matrix solution without the pesticide to be tested to establish a corrected standard working curve, and quantified by the external standard method. The average recovery rate of this method is 91.3%-99.0%, the average relative standard deviation is 5.2%-8.6%, and the detection limit is lower than 6.74 μg/kg. , Good repeatability, accurate qualitative and quantitative advantages.

The invention discloses an ultra-low volume liquid containing ametoctradin and a morpholine bactericide composition, belonging to the field of pesticides. The liquid consists of the ametoctradin as an active constituent (I), an active constituent (II), a surfactant, a solvent and a cosolvent, wherein the weight percentage content of the active constituent (I) is 0.1-30%, the weight percentage content of the active constituent (II) is 1-40%, the balance is the surfactant, the solvent and the cosolvent, and the active constituent (II) is one of dimethomorph, fenpropidin, fenpropimorph, spiroxamine, and tridemorph. Specific to the defects of low working efficiency, large labor intensity, high water consumption and poor safety regarding to the traditional agricultural control and the problems of single control effect, obvious resistance, short lasting period and the like of a chemical, the invention provides the ultra-low volume liquid containing the ametoctradin and morpholine bactericide composition, and further provides the preparation method of the ultra-low volume liquid.

The invention discloses a GC-EI-MS rapid determination method for the residual amount of oxamethanil, which is mainly used for determining the residual amount of oxamethazone in animal-derived foods with high fat content. Use acetonitrile to homogeneously extract the residual oxaflustrobin in the sample. After the extraction solution is dispersed and purified by Enhanced Matrix Removal (EMR) matrix, extracted and concentrated by stripping tube, gas chromatography-electron bombardment ion source- For mass spectrometry (GC-EI-MS) detection, a blank matrix solution without the pesticide to be tested was used to establish a calibration standard working curve, and the external standard method was used for quantification. The average recovery rate of this method is 90.2%-92.6%, the average relative standard deviation (RSD) is 5.8%-8.6%, and the detection limit is lower than 6.69 μg/kg. Strong characteristics, good repeatability, and accurate qualitative and quantitative advantages. It can meet the technical requirements of the United States, the European Union, Japan and other countries for corresponding product safety testing, and provide strong technical support for ensuring the food safety of our people and the healthy development of foreign export trade.

The invention relates to an ametoctradin-containing bactericidal composition, containing an active ingredient A and an active ingredient B, wherein the active ingredient A is selected from ametoctradin, the active ingredient B is selected from any of the following compounds: chlorothalonil, captan, fosetyl-aluminium, dithianon or famoxadone, and the weight ratio of the active ingredient A to the active ingredient B is equal to (1: 80)-(80: 1). The bactericidal composition has higher activity for multiple diseases of multiple crops, has an obvious synergistic effect, and expands a bactericidal spectrum. Furthermore, the ametoctradin-containing bactericidal composition has the characteristics of being less in dosage, rain-wash-resistant and obvious in synergism.

The invention discloses a method for determining ametoctradin residue in fruits and vegetables through GC-MS/MS (gas chromatography-tandem mass spectrometry). Acetonitrile or an acetonitrile solution containing one-percent acetic acid is used for performing homogeneous extraction of residual ametoctradin in samples; after an extracting solution is subjected to PSA(primary secondary amine)/C<18> (octadecylsilyl) matrix dispersed purification, GC-MS/MS detection is performed; a corrected standard work curve is built by using a blank matrix solution not containing pesticide to be detected; an external reference method is used for quantification. The method has the advantages that the average recovery rate is 84.3 percent to 90.6 percent; the average RSD (relative standard deviation) is 5.0 percent to 8.0 percent; the detection limit is lower than 3.40mug/kg; the operation is simple, convenient and fast; the sensitivity is high; the repeatability is good; the qualitative and quantitative analysis is accurate. The technical requirements of countries such as America, European Union and Japan on corresponding product safety detection can be met; powerful technical support is provided for guaranteeing the food safety of Chinese people and healthy development of export abroad trade.

The invention discloses a bactericidal composition containing dichlorooxazole and ametoctradin. The bactericidal composition has an obvious synergistic effect on a plurality of types of crop diseases in a range from (1 to 30) to (30 to 1). The pesticide composition disclosed by the invention is especially suitable for prevention and treatment of potato late blight and cucumber downy mildew; the use amount of active components of pesticides can be reduced, the pesticide cost is reduced, and the prevention and treatment effects are improved; and the pesticide composition disclosed by the invention is safe to crops and is worthy of being popularized and applied in production.

The invention relates to a bactericidal composition containing fluorobenzene ether amide and ametoctradin, a preparation thereof and an application of the preparation. The mass ratio of the effectivecomponent fluorobenzene ether amide to the effective component ametoctradin is (1-20):(20-1), wherein the total content of the fluorobenzene ether amide and the ametoctradin in the bactericidal composition is 1-80 mass%. The bactericidal composition disclosed by the invention exhibits an obvious synergistic effect on prevention and treatment of rice sheath blight. The bactericidal composition andpreparation provided by the invention are suitable for preventing and treating powdery mildew, sheath blight, wilt, leaf spot, rust disease, sclerotinia sclerotiorum and rice blast of cereal crops oranthracnose of fruits and vegetables.

The invention discloses a sterilization composition containing benziothiazolinone and ametoctradin. The effective components of the composition are benziothiazolinone and ametoctradin, and a mass ratio of the benziothiazolinone to the ametoctradin is 1:30 to 30:1. The sterilization composition has the advantages of obvious synergistic effects and good safety, and is suitable for controlling cucumber downy mildew and potato late blight.

The invention discloses an ultra-low volume liquid containing ametoctradin and strobilurin fungicide composition as well as a preparation method and application of the ultra-low volume liquid, and belongs to the field of pesticides. The ultra-low volume liquid consists of components in percentage by mass as follows: 0.1%-30% of an active component (I), 1%-40% of an active component (II), 1%-10% of a surfactant and the balance of a solvent, wherein the active component (II) is one of azoxystrobin, kresoxim-methyl, pyraclostrobin, mepanipyrim, trifloxystrobin, picoxystrobin and enestroburin. The preparation method comprises the steps as follows: after the active component (I) and the active component (II) are stirred and dissolved by part of a solvent, the surfactant and residual solvent are added, sufficiently stirred and uniformly mixed, and a product is obtained. The provided ultra-low volume liquid containing ametoctradin and strobilurin fungicide composition as well as the preparation method and application of the ultra-low volume liquid aim at overcoming the defects of low work efficiency, high labor intensity, large water need and poor safety in traditional agricultural control as well as solving the problems of single control effect, obvious resistance, short duration and the like of a pesticide.