65 results about "Dimethachlon" patented technology

The invention relates to an agricultural bactericidal composition which is prepared by compounding fludioxonil (A) and any (B) of other active ingredients such as prochloraz, pyrimethanil, procymidone, iprodione, dimethachlon and diethofencarb, wherein the mass proportion between A and B is 50:1-1:50, and the rest components are auxiliary elements that are allowed to be used in pesticide and can be accepted. The bactericidal composition can be made into wetting powder, missible oil, suspending agent, water dispersible granules, emulsion in water, microemulsion and the like by the known method. After A is compounded with B according to a certain proportion, the bactericidal composition has remarkable synergistic effect and can be used for controlling gray mold of crops.

The invention relates to a polyclonal antibody of dimethachlon and preparation and application thereof. The polyclonal antibody is prepared by the following steps: coupling hapten and bovine serum albumin BSA to prepare immune antigen; and immunizing New Zealand white rabbits. The polyclonal antibody is characterized in that: the hapten is dimethachlon-2-glutaric acid semi-ester; the dimethachlon-2-glutaric acid semi-ester is coupled with bovine serum albumin by an active ester method to synthesize the immune antigen; and the immune antigen is used for the New Zealand white rabbits so as to obtain the polyclonal antibody. The polyclonal antibody detects the residue of dimethachlon pesticide in a specimen by adopting an indirect competitive ELISA method; and envelope antigen used in the detection is a conjugate of the hapten and ovalbumin by the active ester method. The invention has the advantages that: the preparation method for the polyclonal antibody of the dimethachlon is simple; the polyclonal antibody can be used for quickly detecting the residue of the dimethachlon pesticide in the specimen; and compared with the prior equipmental analysis, the detection method has the advantages of simpleness, quickness, low detection cost, suitability for quickly screening a great number of samples, and the like.

The invention relates to a bactericidal composition comprising the effective components of cyprodinil (A) and other bactericide (B), wherein the B is any one of diethofencarb, pyrimethanil, procymidone, dichlozoline and dimethachlon, and the mass proportion of the A to the B is 50:1-1:50. After the A and the B are compounded, the bactericidal composition has an obvious synergistic action and is used for the prevention and treatment of diseases on crops, such as fruit trees, cotton, paddy, vegetables and the like, especially fungoid diseases.

The invention discloses a fungicidal composition. The fungicidal composition contains an active ingredient A and an active ingredient B, wherein the active ingredient A is cyclohexyl flusulfamide, the active ingredient B is any compound selected from cyprodinil, pyrimethanil, diethofencarb, iprodione, procymidone and dimethachlon, and the weight ratio of the active ingredient A to the active ingredient B is (1: 70) to (70: 1). The composition disclosed by the invention has relatively high activity to various diseases of a variety of crops and has obvious synergism, and the fungicidal spectrum is enlarged; the composition has the characteristics of small dosage, rainwater washing resistance and obvious synergism.

The invention discloses a diacetone amine copper oxalate containing bactericidal composition. The diacetone amine copper oxalate containing bactericidal composition comprises a first active ingredient and a second active ingredient with a weight ratio of (1:15)-(10:1), wherein the first active ingredient is diacetone amine copper oxalate, and the second active ingredient is selected from one of self-protective fungicides such as zineb, mancozeb, trioneb, dithane stainless, propineb, thiram, ziram, chlorothalonil, sulfur and dimethachlon. The bactericidal composition can be prepared into water dispersible granules, wettable powder, suspending agents or dispersible oil suspending agents which are allowed to be used agriculturally, and has the relatively good prevention effect on apple altermaria leaf spot, apple brown spot, cucumber downy mildew, powdery mildew of cucumbers, and potato late blight. The diacetone amine copper oxalate containing bactericidal composition effectively solves the problem that a bactericidal composition adopting the diacetone amine copper oxalate or one of the protective fungicides singly has the poor prevention effect, and has the remarkable synergism due to compounding of the diacetone amine copper oxalate and one of the protective fungicides, and besides, the resistance generation can be delayed.

The invention discloses a rape field management technology. The invention relates to the technical field of agricultural cultivation, and especially relates to a rape management method. With the technology, rape growth speed and disease resistance can be improved, and rape substance and oil accumulation speed can be improved. The technology is characterized in comprising the following steps: 1, surrounding ditches should be cleaned thoroughly in time in sunny days after rape ends flowering; 2, sclerotinia sclerotiorum is controlled, wherein 50mL of 25% prochloraz missible oil or 60-100g of 50% procymidone wettable powder or 100-150g of 40% dimethachlon wettable powder is mixed with 25-30kg of water, and the mixture is uniformly sprayed in each Mu of field, such that sclerotinia sclerotiorum control is enhanced; 3, aphids are controlled in time, wherein aphid damage is more serious in spring which is usually dry, such that aphid uniform prevention and control should be carried out; and 4, timely harvest should be carried out according to local conditions; a rape mechanized harvest technology is popularized, such that harvesting efficiency and benefit are improved.

The invention relates to a sterilization combination which contains the effective components of (A) boscalid and (B) which is one of procymidone, diethofencarb, dichlozoline or dimethachlon, wherein the mass proportion of A and B is 30:1 to 1:50. After mixing, A and B have obvious synergism, and are used for preventing and treating diseases of crops such as fruit trees, flowers, cottons, wheats, rices, rapes, vegetables and the like.

The invention discloses brevundimonas naejangsanensis J3 and the application thereof. The strain is collected in the China Center for Type Culture Collection (CCTCC) in Wuhan University in Wuhan, China, on November 27, 2017, with the collection number of CCTCC M 2017739. The brevundimonas naejangsanensis J3 provided by the invention has a degradation rate of 51.65 percent for 5d dimethachlon (50.0mg / L) in an inorganic salt culture medium and has a degradation rate of 60.27 percent for 7d dimethachlon. The invention shows that the strain can efficiently degrade the dimethachlon and effectivelyrepair soil and water which are polluted by the dimethachlon, so that the problem of over-standard pesticide residues in agricultural production and the problem of environmental pollution are solved,and an ecological environment and the human health are protected.

The invention provides a compound bactericide which is prepared from 50% of polyoxin 10% wettable powder, 35% of dimethachlon, 12% of imidazole auxiliary and 3% of triazole auxiliary, wherein the imidazole auxiliary is fenamidone, and the triazole auxiliary is prothioconazole. The invention aims at providing a compound bactericide which is used for preventing rice sheath blight disease. A prevention effect can be realized through the therapeutic effect of polyoxin and the protection effect of dimethachlon, the residual life can be maintained longer, and the generation period of drug resistance is delayed.

The invention relates to wood flour fog-free composite preparation for pest control of vegetables and flowers in a greenhouse. The wood flour fog-free composite preparation comprises the following substances in percentage by weight: 10 percent of chlorothalonil, 1-15 percent of dimethachlon, 1-10 percent of metalaxyl, 15-25 percent of potassium chlorate, 20-25 percent of white cane sugar, 10-20 percent of porcellanite, 1-5 percent of light calcium carbonate and 10-20 percent of ammonium sulfate, or 15 percent of isoprocarb, 1-15 percent of pyridaben, 1-10 percent of imidacloprid, 15-25 percent of potassium chlorate, 20-25 percent of white cane sugar, 10-20 percent of porcellanite, 1-5 percent of light calcium carbonate and 10-20 percent of ammonium sulfate. The invention also provides an application of the composite preparation. The composite preparation provided by the invention is easy to prepare and can be effectively applied to the pest control of vegetables and flowers in the greenhouse.

The invention belongs to the field of rapid plant pathogenic fungi drug-resistance detection technologies, and specifically relates to a fast, simple and practical detection kit of plant pathogenic fungi Sclerotinia sclerotiorum strain drug-resistance. The kit is suitable for fast detection and analysis for the drug-resistance of Sclerotinia sclerotiorum to field common fungicides such as Carbendazim or Dimethachlon. According to the invention, Sclerotinia sclerotiorum sclerotium collected from the field is taken as a material, inhibition effect on sclerotium germination by a medicine is taken as an index, and color change of a culture medium is taken as a basis of the detection method. The drug-resistance of Sclerotinia sclerotiorum can be detected timely after the harvest of preseason rape. Massive and convenient detections are carried out in four days. The drug-resistance strain is identified according to color change. The result is intuitional and obvious with the accuracy being 100%. It is of practical value for taking effective measures to control Sclerotinia sclerotiorum in next year. In addition, combined with a method based on the PCR technology, drug-resistance strains with different resistance mechanisms might be obtained and strain materials are provided for the research of Sclerotinia sclerotiorum resistance mechanisms.

The invention discloses a method for controlling mulberry sclerotinia sclerotiorum. The flowering rate of fruit mulberry is 80% or above in spring every year, at a certain time period between 10 o'clock in the morning and 6 o'clock in the afternoon, spraying is conducted on mulberry flowers, leaves and branches by utilizing any of 50% of procymidone wettable powder X1500 liquid, 40% dimethachlon wettable powder X1000 liquid, 70% thiophanate methyl wettable powder X1000 liquid, or 50% carbendazim wettable powder X800 medicament; it is ensured that the liquid can evenly cover the mulberry flowers, leaves, and branches. The method strictly controls the time of using pesticide, the number of times of drug application on preventing and curing the mulberry sclerotinia sclerotiorum is reduced toone, the amount of pesticide application is reduced, the reduction of the pesticide residue of mulberry is facilitated, the quality and safety of agricultural products are protected, the quality of mulberry is improved, meanwhile the production costs of labor and pesticide are reduced, ecological environment pollution by pesticide and pesticide packaging waste is reduced, and the sustainable development of fruit mulberry industry is promoted.

The invention discloses a bactericidal composition containing pyraclostrobin and dimethachlon. The bactericidal composition comprises active components of pyraclostrobin and dimethachlon in the weight ratio of 1:20-20:1, and the active components account for 5-60 wt.% of the composition. The bactericidal composition provided by the invention has high bactericidal activity, delays the emergence and development of pathogen resistance, reduces the dosage of prevention in actual production, and has the advantages of economical performance, high efficiency, safety and environment-friendliness. The bactericidal composition has especially substantial control effect on grape botrytis and pear black spot.

The invention discloses a sterilization composition containing thiram and dimethachlon, and a preparation method thereof. The composition comprises thiram original powder, dimethachlon original powder, auxiliary agents and a carrier according to a certain mass percentage. The preparation method comprises the following steps: 1, weighing thiram original powder and dimethachlon original powder according to the calculated amounts, adding the powders to a container, adding a certain amount of auxiliary agents and a carrier, and 2, completely and uniformly mixing the thiram original powder, the dimethachlon original powder, various auxiliary agents and the carrier, crushing through a jet mill to achieve 95%, and screening with a 320 mesh sieve to obtain a sterilization composition for sclerotinia sclerotiorum prevention and control. According to the present invention, a formula is reasonable, use is convenient, drug consumption is reduced, a prevention and control effect is good, drug resistance is not easily generated, the composition provides safety for rape, raw materials are easy to obtain, the method is simple, operations are convenient, a processing cost is low, and the composition is easily processed and produced by medium and small sized pesticide companies.

The invention discloses a disease and pest prevention method for fruit mulberries. The method includes the steps of 1, ploughing and garden preparation, wherein deep ploughing is performed in advance, soil is exposed to the sun to become white, and 80-100 kg of quick lime is spread per mu before deep ploughing; 2, organic fertilizer applying; 3, pesticide spraying before sprouting, wherein diluted 3000-3500-fold 40% Sangbao missible oil is mixed with diluted 1500-2000-fold 80% DDVP, and the mixture is sprayed to the ground and trees in a full-coverage mode for prevention and treatment; 4, pesticide spraying before flowering, wherein diluted 1000-15000 90% dipterex is added with 0.2-05% washing powder, and the mixture is sprayed to the ground and the trees in a full-coverage mode; 5, pesticide spraying in the flower falling period, wherein a diluted 1000-1500-fold 80% DDVP and missible oil mixture is sprayed for prevention and treatment; 6, pesticide spraying in the green fruit period, wherein 1000-1500-fold 40% dimethachlon wettable powder is comprehensively sprayed to branches, leaves, fruits and the ground surface for prevention, and spraying is performed once every 6 days and is performed 2-3 times in all. By means of the disease and pest prevention method for the fruit mulberries, pests can be effectively prevented, the capacity of the fruit mulberry trees for resisting various diseases is improved, pest damage can be inhibited, and the quality of the fruit mulberries can be improved.

The invention discloses pyridine weeding composition containing brassinolide compounds. The composition comprises active components and synergistic safeners, wherein the active components comprise aminopyralid and florpyrauxifen-benzyl; the synergistic safeners comprise the brassinolide compounds, sodium alginate and dimethachlon. According to the composition, aminopyralid and florpyrauxifen-benzyl with different herbicidal spectra and complementary advantages and disadvantages are selected and form a mixture for use, so that the weed control spectrum is expanded, the weeding effect is obviously improved, the possibility of phytotoxicity to crops in season and residual toxicity to subsequent crops is also avoided, and occurrence and development of single-dose resistance are effectively delayed.

The invention relates to a sterilizing pesticide composition, which uses dimethachlon and propiconazole as active drug components which are mixed together with the additives allowed to be used in farm chemicals, wherein the weight ratio of the dimethachlon to the propiconazole is 40:1-1:20, preferably 30:1-1:15. By properly mixing the two bactericides with different action mechanisms, the invention can provide the sterilizing composition which has the advantages of synergism, good sterilization effect, high safety and reduced use cost, which is particularly applicable to controlling the diseases of cereal crops including rice diseases, and the like.

The invention relates to a thermal aerosol for the prevention and treatment of grey mould of vegetable in plastic shed and other facilities, which is an oil suspension thermal aerosol prepared from effective ingredients including pyrimethanil or azoxystrobin, iprodione, diethofencarb, procymidone, SYP-Z048, dimethachlon and chlorothalonil, and further from auxiliaries including emulsifier, dispersant, solvent, viscosity modifier and defoamer. The thermal aerosol contains 10 to 40% of the effective ingredients special for thermal aerosol generator, and is particularly effective for the grey mould of vegetable in plastic shed and other facilities. The thermal aerosol can be widely applied to the prevention and treatment of the grey mould of watermelon, strawberry, grape, flowers and the like cultivated in plastic shed and other facilities, and has huge application value and quite obvious economic and social benefits.

The invention discloses a preparation method and application of a Brevundimonas naejangsanensis enzyme agent to efficiently degrade dimethachlon. Brevundimonas naejangsanensis CCTCC M 2017738 is usedherein as a strain; the Brevundimonas naejangsanensis enzyme agent is prepared by subjecting the strain to suspension propagation and performing degradation enzyme agent ultrasonic crushing and extraction. The enzyme agent herein is applicable to the efficient degradation of dimethachlon, vinclozolin and iprodione in soil, water and plants, such as rape, Chinese cabbage, Brassica campestris L. var. purpuraria, Lactuca sativa var. ramosa, Allium tuberosum, cucumber, tomato, hot chili, potato and tobacco. The enzyme agent herein has the advantages of high acting speed, good environmental friendliness, significant effect, low cost, good popularization convenience and the like.

The invention discloses a pesticide composition with dimethachlon and azoxystrobin as active components, which comprises the following components calculated according to mass percentage: 20-35 percent of the dimethachlon, 5-20 percent of the azoxystrobin and the balance of water or addition agent, wherein the mass ratio of the dimethachlon to the azoxystrobin is (1:1)-(6:1), preferably (4:1)-(6:1). The preparation form which can be prepared by the pesticide is wetabble powder. The pesticide composition with the dimethachlon and the azoxystrobin as the active components, which is disclosed by the invention, can be used for controlling tobacco brown spot and has the advantages of reasonable composition, favorable pesticide effects and low application cost. By combining the active components, namely the dimethachlon and the azoxystrobin, the activity and the controlling effect of the pesticide composition are not simply overlapped by activities of various components but the pesticide composition has remarkable synergism and sterilization actions; and the dosage of pesticide can be effectively reduced, the production cost is reduced, the pesticide resistance can be retarded and the favorable safety is achieved.

The invention relates to the technical field of plant disease and insect pest control drugs, in particular to a drug formulation for prevention and treatment of mulberry sclerotinia sclerotiorum and a use method of the drug. The drug is composed of a composition A, a composition B, a composition C and a composition D. The composition A consists of 1% emamectin benzoate missible oil, thiram, propineb and procymidone. The composition B is composed of 41% glyphosate isopropylamine aqua, carbendazim, difenoconazole and diniconazole. The composition C consists of a 1% imidacloprid wettable powder, naphthalene acetic acid and thiophanate methyl. The composition D consists of dimethachlon and mancozeb. The drug provided by the invention has an outstanding control effect, has a mulberry sclerotinia sclerotiorum control rate up to 100%, and can vanish the disease as the drug takes effect. The input-output ratio is high, by inputting 300 yuan control drug and labor to per 0.0667 hectare of mulberry field, 1500kg of fresh mulberry fruits can be harvested, 9000-10000 yuan can be earned, and the input-output ratio is 1:30.

The invention provides a bactericidal composition for alternaria alternata of tobaccos and application thereof. The effective active ingredients of the bactericidal composition are polyoxins and dimethachlon, the net weight ratio of the polyoxins to the dimethachlon is 5-10 to 15-25. The bactericidal composition has the remarkable prevention and control effect on the alternaria alternata of tobaccos, a low-dosage bactericidal effect is good and is better than that of high-content bactericidal composition, and the costs of drugs can be reduced.

The invention provides a method for controlling a mulberry sclerotium disease, and relates to the technical field of agricultural disease control. The method for controlling the mulberry sclerotium disease comprises the steps of prochloraz spraying in the mulberry initial flowering stage, prochloraz and dimethachlon spraying in the mulberry full-bloom stage and dimethachlon spraying at the end ofmulberry flowering stage. Accordingly, improvement is conducted aiming at the problem that an existing mulberry sclerotium disease chemical control method is not ideal in control effect and high in pesticide residue, a combination of two different kinds of fungicides is selected, the fungicides are used alternately in the optimal control period, not only is drug resistance of the germs greatly reduced and the dosage of pesticide is reduced, but also the control of the disease is improved.

The present invention provides a composition, a preparation and applications of the composition and the preparation, and specifically relates to a bactericidal composition containing Florylcoxamid anddimethachlon, a preparation and applications of the bactericidal composition and the preparation, wherein a mass ratio of the effective component Florylcoxamid to the effectively component dimethachlon is 1-10:10-1, and the total content of Florylcoxamid and dimethachlon in the bactericidal composition or preparation is 1-90 wt%. According to the present invention, the compositions and the preparation have significant synergistic effect in the prevention and control of wheat powdery mildew, and are suitable for the prevention and control of the powdery mildew, the sheath blight, the rust, theSclerotinia sclerotiorum and the rice blast of cereal crops and the anthracnose of melons, fruits and vegetables.

The invention relates to a bactericidal composition with effects of preventing and treating smut and application thereof. The effective components of the bactericidal composition include dimethachlon,iprodione and hymexazol, wherein the weight ratio of dimethachlon to iprodione to hymexazol is (15-25):(1-8):(5-10). Compared with the prior art, the bactericidal composition provided by the invention has the advantages of effectively preventing and treating smut by compounding dimethachlon, iprodione and hymexazol in a specific proportion.

The invention belongs to the technical field of weeding, and particularly relates to a preparation method of a composite field herbicide. The herbicide disclosed by the invention is prepared from thefollowing components in parts by mass: 10-20 parts of cyhalofop butyl, 1-5 parts of metolachlor, 1-5 parts of oxyfluorfen, 1-3 parts of ZumSil, 1-3 parts of dimethachlon, 5-7 parts of green tangerinepeel oil, 8-10 parts of thifensulfuron-methyl, 10-25 parts of pretilachlor, 5-15 parts of budding stopping agent, 6-8 parts of carbamate, 6-8 parts of an aromatic hydrocarbon organic solvent, 3-5 parts of a surfactant, 2-4 parts of a synergist, 1 part of a safener, 5-15 parts of a Trifolium repens extracting solution, 3-9 parts of quick lime and balance of vegetable oil. Cyhalofop butyl is adoptedas a main material of the herbicide, has high safety to various field mainstream crops such as rice, has a strong removal effect on main gramineous weeds in the field, can prevent and remove digitaria sanguinalis, paspalum distichum, setaria viridis, eleusine indica, alopecurus amurensis and the like, and has the characteristics of broad spectrum, strong selectivity, convenience in use and the like.