49 results about "Prochloraz" patented technology

The invention discloses a pH and pectinase dual-response type pesticide microcapsule and a preparation method and application thereof.The pH and pectinase dual-response type pesticide microcapsule is of a core-shell structure, the core structure is prochloraz ionic liquid, and the shell structure sequentially comprises a metal-phenol network layer and a pectin layer from inside to outside; and the metal-phenol network layer is a tannic acid-copper network layer. In order to further strengthen long-term autonomous management of plant diseases and reduce the problem of pesticide leakage in a traditional spraying method to the maximum extent, the invention further provides an adhesive gel patch, agar hydrogel is used for stabilizing pesticide microcapsules, silicone rubber is used as a protective layer, and stable attachment of the patch to leaves is achieved by means of magnets. The preparation process of the pH and pectinase double-response type pesticide microcapsule and the adhesive gel patch thereof has the advantages of rapidness, economy, environmental protection and suitability for industrial production, and has huge potential in sustainable management of plant diseases and precision agriculture.

The invention discloses bacillus velezensis as well as a compound medicament and application thereof, and belongs to the technical field of plant disease control. In order to solve the problems of easy generation of drug resistance, influence on ecological environment, residue of forbidden pesticide, excessive pesticide and the like in the existing chemical control method for cowpea fusarium wilt, the invention screens out a bacillus velezensis T9 with a relatively good inhibition effect on pathogenic bacteria of cowpea fusarium wilt; experiments find that the strain T9 has an obvious inhibition effect on various plant pathogenic fungi, and a bacterial solution of the strain T9 can effectively prevent and treat cowpea fusarium wilt and can effectively promote cowpea growth; besides, the compound medicament prepared from prochloraz and bacillus velezensis T9 bacterial liquid is used for irrigating cowpea seedlings, and the compound medicament is found to have a good control effect on cowpea fusarium wilt, can effectively reduce the use amount of chemical medicaments, and also has a certain growth promoting effect on cowpea plants.

The invention relates to the technical field of agricultural plant disease control, and particularly discloses a biological and chemical compound bactericide and application thereof. The biological and chemical compound bactericide comprises a bacterial solution of a biocontrol strain bacillus velezensis LHN1 and a chemical bactericide, the biocontrol strain bacillus velezensis LHN1 is preserved in Guangdong Microbial Culture Collection Center, and the preservation number is GDMCC No: 63550; the chemical bactericide is selected from at least one of prochloraz, pyraclostrobin or tebuconazole; in the compound bactericide, the volume ratio of the LHN1 bacterial liquid to the chemical bactericide is (1: 4)-(4: 1). Through the synergistic effect of biological prevention and control and chemical prevention and control, the problems that a single chemical bactericide pollutes the environment and the single biological prevention and control effect is unstable are solved, the prevention effect in a pot experiment reaches up to 83.99%, meanwhile, the dosage of chemical agents is reduced by 30%-50%, and the method has the advantages of being efficient, low in toxicity and low in cost and is suitable for root rot prevention and control in large-scale planting of rhizoma polygonati.

The application discloses application of Trichoderma asperellum strain YN4 and fungicides in prevention and treatment of plant fungal diseases. The application research shows that the Trichoderma asperellum strain YN4 has a good inhibitory effect on pepper anthracnose, rubber anthracnose, mango anthracnose, soybean anthracnose and the like. Further, compared with the single use of fungicides or the Trichoderma asperellum strain, the inhibitory effect of the combination of the two is better. Under certain conditions, the Trichoderma asperellum strain is combined with 10% difenconazole water dispersible granules, 70% thiophanate-methyl wettable powder or 450g / L prochloraz emulsion in water, and has a synergistic effect. Not only can the use amount of fungicides be greatly reduced, but also the inhibitory effect on plant pathogenic fungi can be further improved, the incidence can be reduced, the inhibition on pathogenic bacteria can be enhanced, the use and residue of chemical pesticides can be reduced, and technical support is provided for the selection of fungicides for pepper anthracnose and the like and the combination of bacteria and drugs.

The present application relates to the field of microbiological technology, and particularly relates to a pathogenic bacterium causing root rot symptoms of red heart disease of Astragalus membranaceus and application thereof, the pathogenic bacterium is Fusarium sp. Fusarium sp. FUS-001-2025, preserved in China General Microbiological Culture Collection Center on March 16, 2026, with the preservation number of CGMCC No. 42529; it is determined to be a new recorded strain of Fusarium sp. through morphological and molecular identification, and the bactericide sensitivity determination shows that 25% silthiofam·prochloraz has the strongest inhibition effect, 25% bromothalonil, 50% azoxystrobin and 70% methylthiophanate have significant inhibition at high concentrations. The present application provides an important pathogenic bacterium resource for the pathogenic mechanism, disease resistance evaluation and development of control agents of red heart disease of Astragalus membranaceus.

The invention relates to the technical field of biological prevention and control, and discloses application of a bacillus velezensis P15 fungicide in preservation of harvested strawberries, and the application comprises the step of applying the bacillus velezensis P15 fungicide to the harvested strawberries so as to prevent and control strawberry postharvest diseases caused by pathogenic fungi. The preservation number of the bacillus velezensis P15 is CGMCC (China General Microbiological Culture Collection Center) NO.31995. The bacillus velezensis P15 microbial inoculum is used for preservation of picked strawberries, can efficiently inhibit more than 90% of picked pathogenic bacteria such as botrytis cinerea and the like, has a control effect superior to that of prochloraz, and does not enable the pathogenic bacteria to resist drugs after being used for a long time; the strawberry preservative is harmless to human, animals, plants and the environment, has no microbial agent residue, can be used for fresh keeping of green and organic strawberries, solves the food safety problem of chemical preservative residue, and improves the acceptability of consumers.

The invention belongs to the technical field of pesticides, and relates to 11 bactericide compositions for mainly preventing and treating crop diseases caused by pyricularia oryzae and colletotrichum gloeosporioides. The compound YJY-22 provided by the invention is novel in structure and unique in action mode, and has no cross resistance with isoprothiolane, fenoxanil, pyraclostrobin, tricyclazole, azoxystrobin, mancozeb, captan, difenoconazole, prochloraz, chlorothalonil and tebuconazole. As the action mechanism of the compound YJY-22 is different from that of the medicament, and the compound YJY-22 and the medicament have no cross resistance, the compound YJY-22 and the medicament are compounded, so that the sterilization range can be expanded, the sterilization effect can be enhanced, the drug resistance of phytopathogen can be delayed, the safety to crops is good, the prevention and control spectrum is expanded, and the requirements of pesticide reduction and synergism are met.

The present application belongs to the technical field of orchid disease prevention and treatment, and particularly relates to a fungicidal composition for preventing and treating orchid root rot. The fungicidal composition for preventing and treating orchid root rot comprises active ingredients of nerol and compound a, wherein the compound a is at least one selected from prochloraz, difenoconazole and carbendazim. When nerol is compounded with prochloraz, difenoconazole and carbendazim, the synergistic effect is shown by the co-toxicity coefficient (CTC) value of the compound combination to the pathogenic fungus of Rhizoctonia solani being greater than 120, which indicates that the compound combination can improve the prevention and treatment effect on orchid root rot. In addition, the fungicidal composition contains two effective ingredients, which can delay the generation and development of pathogenic fungi resistance and overcome the problems existing in long-term use of single component fungicides. In summary, the fungicidal composition can be used for developing fungicides for preventing and treating orchid root rot.

The present application relates to a kind of fungicide composition and its application, including active ingredient A and active ingredient B, the active ingredient A is the compound shown in formula (I), and active ingredient B is prochloraz.The mass ratio of active ingredient A and active ingredient B is 1:36~34:1.The fungicide composition of the present application or its preparation can enhance efficacy, reduce drug dosage, while it can improve the prevention and treatment effect and delay the development of drug resistance.

The invention relates to the technical field of edible fungus strain production, in particular to a method for rapidly detecting, preventing and controlling infectious microbes in a phallus impudicus liquid strain. According to the method, the culture characteristics and microscopic morphology characteristic data of the phallus impudicus are collected and compared with the contaminating infectious microbes to find out characteristic differences, infectious microbe contamination can be rapidly identified within 24 h, and the types of the contaminating infectious microbes can be accurately judged through molecular biological identification. An air disinfectant (sodium dichloro isocyanurate) is used before the phallus impudicus strain is produced, an antagonistic bacterium (bacillus subtilis) is added during production, and a bactericide (prochloraz-manganese chloride complex) is used during pollution, so that infectious microbe pollution can be prevented and controlled, and the production quality of the phallus impudicus liquid strain is guaranteed.

This invention discloses a plant-derived preservative for Akebia quinata, its preparation method, and its application, belonging to the field of fruit and vegetable preservation technology. The preservative uses young Akebia quinata fruit as the main raw material, combined with Sophora flavescens, Phellodendron chinense, and Zanthoxylum bungeanum, and is prepared through primary yeast fermentation and secondary fermentation with Lactobacillus plantarum and Bacillus amyloliquefaciens. The preservative significantly reduces polyphenol oxidase (PPO) activity, effectively inhibiting enzymatic browning in Akebia quinata; after 14 days of storage at room temperature, the rot rate decreases to 64%-66%, with effects comparable to imazalil; it delays fruit cracking, reduces the cracking rate, and decreases the length and width of the ventral suture; it also has a significant inhibitory effect on Escherichia coli and Staphylococcus aureus. The product of this invention is purely plant-derived, with no chemical residues, and possesses four functions: inhibiting browning, preventing rot, preventing fruit cracking, and broad-spectrum antibacterial activity. The process is stable, and the application is simple, making it suitable for post-harvest green preservation of Akebia quinata and showing good industrialization prospects.

The present application relates to the technical field of pesticides, in particular to a kind of pyraclostrobin and prochloraz microemulsion and its preparation method and application, by weight percentage, including: pyraclostrobin 5-20%, prochloraz 20-40%, emulsifier 10%-34%, fertilizer compatible agent 6%-10%, solvent 5%-12%, cosolvent 8-15%, deionized water is made up to 100%.By adopting pyraclostrobin and prochloraz as effective active ingredients, under the action of specific emulsifier, fertilizer compatible agent, solvent and cosolvent, a microemulsion product with good pharmaceutical properties is obtained, which can cope with high and low temperature environment, adapt to various regional environments, transportation conditions and storage conditions, and the raw material is environmentally friendly, effectively reducing soil pollution, and has important significance for application in industry.

11 fungicide compositions mainly used for controlling crop diseases caused by Pyricularia oryzae and Colletotrichum spp.. Compound YJY-22 has a novel structure and a unique mode of action, and exhibits no cross-resistance with isoprothiolane, fenoxanil, pyraclostrobin, tricyclazole, azoxystrobin, mancozeb, captan, difenoconazole, prochloraz, chlorothalonil, or tebuconazole. Because compound YJY-22 and the described agents have different mechanisms of action and have no cross-resistance, combining compound YJY-22 and the described agents not only can broaden the antifungal spectrum and enhance antifungal efficacy, but also can delay fungicide resistance of plant pathogens, ensure high crop safety, expand the control spectrum, and meet the requirement of pesticide reduction with increased efficiency.

The application discloses a method for disinfecting and inducing regeneration of a single excellent plant of Malus baccata, and comprises the following steps: S1, disinfecting the terminal bud or / and axillary bud of the Malus baccata; S2, inoculating the terminal bud or / and axillary bud into a modified MS culture medium, and culturing under preset conditions to obtain uncontaminated terminal bud or / and axillary bud; S3, inoculating the uncontaminated terminal bud or / and axillary bud into an induction culture medium, and culturing under preset induction conditions to obtain a cluster bud, wherein the components of the induction culture medium comprise a modified MS as a base, and 6-BA, IPA, prochloraz, cysteine hydrochloride and L-arginine are added; and S4, dividing the cluster bud into single plants, inoculating the single plants into a subculture medium, and culturing under preset culture conditions to obtain Malus baccata single seedlings. Compared with the prior art, the method selects a disinfection method with a high survival rate and a modified MS culture medium with obvious plant life characteristics by taking the terminal bud or / and axillary bud of the Malus baccata as explant material, so that more uncontaminated Malus baccata terminal buds or / and axillary buds which grow well can be obtained, and the tissue culture can be carried out for a long time, thereby providing more materials for the tissue culture of the Malus baccata.

The invention provides a method for measuring the residual quantity of prochloraz in vegetables and fruits, which comprises the following specific steps: S1, pulping the vegetables and fruits, preserving the pulp at low temperature, adding acetonitrile and a mixed salt bag, and immediately oscillating and centrifuging to obtain supernate; s2, adding PSA and magnesium sulfate into the supernate, carrying out vortex mixing uniformly, and centrifuging to obtain supernate; and S3, putting the supernate into a high-pressure digestion tank, concentrating to be dry at 40-45 DEG C, adding pyridine hydrochloride into the high-pressure digestion tank, sealing, transferring to a drying oven for heating, cooling and washing, adding n-hexane into a washing solution for vortex, standing for layering, and carrying out liquid nitrogen blowing on the supernate to form a to-be-detected solution, and determining the to-be-detected solution by using a gas chromatography tandem mass spectrometer. The QUCHERS method is combined with the high-pressure digestion tank and the gas chromatography tandem mass spectrometer to form an integral scheme which cannot be absent, so that the method is suitable for quickly, efficiently and accurately detecting the residual quantity of prochloraz in vegetables and fruits, and has a good application prospect.

This invention discloses a fungicide composition containing chlorfluazuron, a fungicide formulation containing the fungicide composition, and its uses. The fungicide composition includes chlorfluazuron and a compound fungicide component, wherein the compound fungicide component is selected from any one of fluopyram, cyazofamid, and prochloraz. The uses refer to the application of the fungicide composition in the preparation of agents for the control of crop diseases. The fungicide composition of this invention consists of active ingredients with different mechanisms of action, and when mixed, it exhibits a significant synergistic effect, improving the control efficacy. It also helps to overcome and delay the development of drug resistance in diseases, and can be used to develop novel and highly effective agents for the control of wheat scab and corn ear rot.

The invention discloses a molecular imprinting sensor based on phenylalanine-prochloraz and a preparation method thereof, and relates to the technical field of molecular imprinting sensors. The preparation method comprises the following steps: S1. soaking a bare gold electrode in dilute nitric acid, rinsing the electrode, and then ultrasonically placing the electrode in anhydrous ethanol; polishing the surface of suede with aluminum oxide polishing powder; using a mixed solution of K4[Fe(CN)6] / K3[Fe(CN)6] and KCl as a probe molecule, performing cyclic voltammetry until the potential difference is no more than 120 mV, and obtaining a cleaned gold electrode; S2. immersing the cleaned gold electrode in a phenylalanine-polylysine complex framework solution for adsorption, and then placing the electrode in a prochloraz solution for hydrogen bonding, and electropolymerizing the electrode using o-phenylenediamine to obtain a gold electrode having a molecular imprinting polymer; and S3. eluting the prochloraz molecules from the gold electrode having the molecular imprinting polymer with a mixed solution of acetic acid and water, and obtaining the molecular imprinting sensor based on phenylalanine-prochloraz.

The present application belongs to the technical field of pesticides, and particularly relates to a synergistic composition for preventing and treating mango anthracnose. The synergistic fungicidal composition is prepared by compounding compound I and compound II in a mass ratio of 1-200:200-1, wherein the compound I is limettin enol, and the compound II is prochloraz, silthiofam or mancozeb. The limettin enol, the prochloraz, the silthiofam or the mancozeb are compounded in a specific mass ratio range, have a synergistic effect on inhibiting the mango anthracnose pathogen, and can improve the prevention and treatment effect on the mango anthracnose. On this basis, the application amount of the pesticide can be reduced, and the environmental pollution and pesticide residues can be reduced. In addition, when the limettin enol, the prochloraz, the silthiofam or the mancozeb are compounded, the occurrence and development of the pathogen resistance can be delayed, and the risk of resistance can be reduced.

The application discloses a priestia megaterium and application thereof in prevention and treatment of pepper anthracnose, and belongs to the technical field of plant disease biocontrol strains.The priestia megaterium (Priestia megaterium) GR046 has been preserved in the China Center for Type Culture Collection, and the preservation number is CCTCC NO: M 20241112.A priestia megaterium is obtained through isolation and screening, and it is found through experiments that the priestia megaterium has an inhibiting effect on Sphaeropsis sclerotivorus, which causes pepper anthracnose, and through a prevention and treatment experiment, it is found that, compared with 100% of the incidence rate of a control group, the incidence rate of a GR046 treatment group is significantly reduced, and is only 28.33+ / -2.89%, and the lesion diameter is only 7.37+ / -0.91 mm, which is equivalent to the prevention and treatment effect of a commonly used bactericide, prochloraz.The priestia megaterium provided by the application has great potential to be developed into a commercialized live biocontrol preparation.

The invention relates to a pesticidal mixture comprising components (A) and (B) as active ingredients, wherein component (A) is cyclobutrifluram, and component (B) is prochloraz.

The application discloses a kind of containing prothioconazole, carboxin, cartap pesticide composition and its application, comprising effective component prothioconazole, carboxin and cartap, wherein, with fungicidal activity prothioconazole, carboxin and with nematocidal activity cartap mass ratio is 1~15:1~15:1~10.The pesticide composition of the application effective component mechanism is different, no cross resistance, good physical and chemical compatibility, registration development is feasible, expands the control spectrum, synergistic effect is remarkable, can effectively control rice seedling disease bacteria to carbendazim, prochloraz and acypetacs and other fungicides resistance, cultivate strong seedling, with significant application value to improve the yield and quality of rice.In the prevention and treatment of rice seedling disease, rice seedling disease, rice seedling disease and rice dry tip nematode disease effect is excellent and synergistic effect is obvious, simultaneously promote root strong seedling effect is remarkable, reduce drug synergistic effect, quality is good and cheap, to environment friendly safety, market prospect is broad.

The invention relates to a bactericidal composition and application thereof, the bactericidal composition comprises an active component A and an active component B. The active component A is a compound represented by formula (I), and the active component B is any one of prochloraz. The mass ratio of the active component A to the active component B is (1: 35)-(34: 1). The bactericidal composition or the preparation thereof provided by the invention can improve the control effect, has a remarkable synergistic effect, and can effectively reduce the dosage and delay the development of drug resistance of diseases.

The present application relates to a seed coating agent for controlling rape root rot disease in the mode of straw returning and mulching planting, and belongs to the field of rape root rot disease control. The seed coating agent for controlling rape root rot disease in the mode of mulching planting comprises, by weight, 1-5 parts of cyazofamid, 1-3 parts of prochloraz, 6-10 parts of humic acid, 80-100 parts of an auxiliary agent, 0.2-1 parts of a soluble calcium salt, 0.1-0.5 parts of a water-soluble boron compound, and 1-3 parts of imidacloprid. The present application is suitable for controlling rape root rot disease in a shady and humid environment in the mode of straw returning and mulching planting, and can also inhibit weed growth, promote seedling growth, enable the seedlings to grow rapidly and break through the mulch, and increase yield.

This invention belongs to the field of pesticide fungicide technology, and discloses a fungicide composition containing Cyclobutrifluram and its application. The active ingredients of the fungicide composition include Cyclobutrifluram and prochloraz or its salt, and the mass ratio of Cyclobutrifluram to prochloraz or its salt is 1:50 to 54:1. The fungicide composition of this invention has significant control effect on wheat scab, can effectively slow down the development of the disease, reduce the amount of pesticides used, and is environmentally safe.

This invention belongs to the field of postharvest preservation technology for agricultural products, specifically relating to a preservation and antiseptic composition containing octenylamine and its application. The preservation and antiseptic composition containing octenylamine has an active ingredient composed of octenylamine and a compounding factor; wherein the compounding factor is selected from at least one of imazalil, thiabendazole, imazalil, biguanide trioctylbenzene sulfonate, and thiamethoxam. The preservation and antiseptic composition of this invention uses octenylamine as its core, and by combining it with other highly effective fungicides, the compounded combination exhibits a significant synergistic effect, possessing high efficiency, low toxicity, low residue, and effectively delaying the development of drug resistance. It can provide support for postharvest preservation and antiseptic treatment of agricultural products, and has significant practical significance and market value.

The present application relates to a kind of fungicide composition and its application, including active ingredient A and active ingredient B, the active ingredient A is the compound shown in formula (I), and active ingredient B is any one of bromine fungicide, prochloraz.The mass ratio of the active ingredient A and active ingredient B is 1:35~34:1.The fungicide composition of the present application or its preparation can improve the control effect, has significant synergistic effect, and can effectively reduce the amount of drug, delay the development of disease resistance.

The invention belongs to the technical field of pesticides, and particularly relates to a pesticide composition for preventing and treating wheat stem rot, which comprises an active component, and the active component is formed by compounding chloroindole hydrazide and prochloraz or pyrazolostrobin. The compound combination of the chloroindole hydrazide and the prochloraz or the azopyrazole-ethyl ester has a synergistic effect on inhibiting the growth of the fusarium pseudograminearum causing the wheat stem rot, is beneficial to improving the prevention and treatment effect on the wheat stem rot, and can provide support for researching and developing a compound medicament for preventing and treating the wheat stem rot.

The invention discloses a paenibacillus polymyxa strain and application thereof, and belongs to the field of development and utilization of microbial germplasm resources, the strain is separated from a rice seedling bed rice sample in Wei village town in Xiaoshan area of Hangzhou City in Zhejiang Province, is classified and named as paenibacillus polymyxa, has a strain number of ZJU66, is preserved in China Center for Type Culture Collection on May 26th, 2025, and has a preservation number of CGMCC NO.9687. The preservation number of the strain is CCTCC (China Center For Type Culture Collection) NO: M 20251176. The paenibacillus polymyxa ZJU66 strain provided by the invention has an efficient antagonistic effect on wild type strains and prochloraz-resistant strains of the fusarium moniliforme, and fermentation liquor of the paenibacillus polymyxa ZJU66 strain can effectively inhibit mycelial growth, spore production and spore germination of the fusarium moniliforme. Moreover, the biocontrol microbial inoculum with the concentration of 106 CFU / mL prepared from the fermentation liquor can effectively prevent and treat the rice bakanae disease caused by fusarium moniliforme infection in a greenhouse test and a field test, the greenhouse control effect reaches 90% or above, and the field control effect reaches 80% or above.

The invention relates to the technical field of pesticides, and particularly discloses a seed treatment suspending agent containing fludioxonil, prochloraz and thiamethoxam and a preparation method of the seed treatment suspending agent. The seed treatment suspending agent disclosed by the invention can be kept not to fall off for a long time after a film is formed on the surface of a seed, and the pesticide components such as fludioxonil, prochloraz and thiamethoxam can take effect for a long time, so that the actual requirements of agricultural production can be fully met, and the defects in related technologies are overcome.

The application relates to a device for continuously extracting and recovering trichlorophenol from prochloraz, and relates to the technical field of trichlorophenol, which comprises a hydrochloric acid tank, an alkaline wastewater tank, a dichloroethane tank, a first mixer, a first continuous extractor, an acid washing water layer tank, an acid washing oil layer tank, a liquid alkali tank, a second mixer, a second continuous extractor, an alkali washing oil layer tank and an alkali washing water layer tank, the hydrochloric acid tank, the alkaline wastewater tank and the dichloroethane tank are connected with the first mixer through pipes, and the first mixer is connected with the first continuous extractor through a pipe, the complete connection system of the hydrochloric acid tank, the alkaline wastewater tank, the dichloroethane tank, two-stage mixers, two-stage continuous extractors and multiple layering tanks realizes a continuous extraction and recovery process of trichlorophenol in prochloraz amination wastewater, the structure does not need to set a solid-liquid separation link, the process steps are simplified, and meanwhile, the processing capacity is improved through a closed continuous operation design.