829results about How to "Overcoming and delaying drug resistance" patented technology

The invention provides a pesticide composition which contains the following active components with effective quantity: zoxamide and one of strobilurin fungicides. The pesticide composition can be used for preventing and treating various diseases of crops and has the following advantages: 1. the blending has remarkable synergic effect and improves the prevention and treatment effects; 2.the composition has two effective ingredients with different functional mechanisms, decreases the single selection pressure of harmful bacteria and is convenient for overcoming and delaying the occurrence of drug resistance among germs; and 3. the drug blending reduces the dosage so as to reduce the cost and the environmental pollution.

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 sterilization compound containing ZJ0712. The effective components comprise ZJ0712 (A) and any one (B) selected from spiroxamine and famoxadone, wherein the weight ratio of A to B is 100:1 to 1:100, and the weight percentage of the active component in the compound is 10-80 percent. The compound can be prepared into any preparation allowable in agriculture, and better preparation forms include suspending agent, wettable powder, water dispersible granules and the like. The sterilization compound is suitable for farmlands, orchards and the like and is used for preventing and treating multiple plant diseases of powdery mildew and rust diseases of crops such as corns, vegetables, fruit trees, flowers and the like.

The invention discloses a sterilization composition containing isopyrazam and carbendazim and application of the sterilization composition. The sterilization composition comprises isopyrazam and carbendazim as main effective components, wherein the mass ratio of isopyrazam to carbendazim is (1-70):(1-50). The sterilization composition can be used for preventing and treating diseases of cereals, fruit trees and vegetables, has a relatively good synergistic effect, overcomes and retards drug resistance of bacteria and is high in sterilization speed and long in lasting period, the application cost is lowered, and the prevention and treatment effect of the sterilization composition is remarkably superior to that of a single reagent. The sterilization composition can be used for preventing and treating fungous diseases of crops, particularly fungous diseases such as rice sheath blight diseases, rice blast and pepper phytophthora blight, and the effect of the sterilization composition is remarkably superior to that of the single reagent.

The invention relates to a bactericidal composition comprising the effective components of fenoxanil (A) and one of triazole class compounds (B), wherein the triazole class compounds are selected from tebuconazole, difenoconazole, difenoconazole diniconazole, propiconazole, triazolone, triadimenol and the like, the mass proportion of the A to the B is 30:1-1:50, and the rest is auxiliary components which are permitted to be used and can be accepted in pesticide. The bactericidal composition can be prepared into any one medicament form which is suitable for agriculture to use by a known method, and the better medicament form is wettable powder, oil emulsion, suspension agent, moisture dispersive granules, water emulsion and micro-emulsion. After the fenoxanil and any one selected triazole class compound are compounded according to a certain proportion, the bactericidal composition has an obvious synergistic action and is mainly used for preventing and treating rice diseases.

The invention relates to a dwarfing and pest-killing corn plant core-removing agent, which comprises the following raw material medicaments in percentage by weight: diethyl aminoethyl hexanoate 0.05-2.5, ethephon or paclobutrazol 0.1-3, chlorpyrifos 0.3-3, imidacloprid 0.01-0.09, pirimor 0.1-2.5 and auxiliary the balance. The medicament can complete pest prevention and control and growth regulation by one time of core-removing medicament application, wherein in one time of core-removing medicament application, various corn pests such as ostrinia nubilalis and aphid are prevented and controlled; the average corn plant height is reduced by 20 to 50 centimeters; the prevention and control rate of the ostrinia nubilalis and core-eating worms is over 80 percent; the prevention and control rateof the aphid is over 95 percent; and the corn yield is increased by more than 20 to 50 percent. The medicament is simple convenient in application, labor-saving, medicament-saving and safe, prevents harm caused by the ostrinia nubilalis and aphid in a whole period of growth of corns and completely solves the problem of pest prevention and control in a post-period of corns, thereby increasing cornyield and harvest, reducing environmental pollution and being worthy to be promoted and used.

The invention relates to a bactericidal composition. The effective components of the composition comprise (A) captan and (B) methoxyl acrylic ester bactericide comprising kresoxim-methyl, azoxystrobin, enestroburin, alkene oxime amine, and the like; the mass proportion of the A to the B is 50:1-1:50, preferably 20:1-1:20; and the balance is auxiliary components which are allowable to be used in pesticide and can be acceptable. The captan and the methoxyl acrylic ester bactericide after compounding have obvious synergy, and are mainly used for controlling diseases on crops such as cereals, fruit trees, vegetables, and the like.

The invention discloses a bactericide composition comprising the effective components of (A) fluazinam and (B) one of pyrimethanil, procymidone or dimethachlone, wherein the mass ratio of the A and the B is 1:50-50:1. The composition has obvious synergistic action and high preventing effect, is suitable for preventing and treating various diseases on melons, fruits and vegetables and is especially suitable for preventing and treating gray mold; and the preventing effect in fields can reach more than 90%.

The invention discloses a bactericidal composition containing pyraclostrobin and prothioconazole and application thereof. The bactericidal composition uses the pyraclostrobin and prothioconazole as main effective components, wherein the weight ratio of the pyraclostrobin to the prothioconazole is (1-70):(1-50). The bactericidal composition can be used for preventing and treating diseases on cereals, melons and fruits, or vegetable crops, has higher synergic effect, overcomes and postpones the drug resistance of pathogenic bacteria, has the advantages of high bactericidal speed and long duration time, lowers the use cost, and has obviously better preventing and treating effects than a single agent. The bactericidal composition can be used for preventing and treating fungus diseases on the crops, especially can be used for preventing and treating leaf blight, rust disease, powdery mildew, downy mildew, epidemic disease, anthracnose, scab, brown spot, seedling blight, gray mold, banana freckle, penicilliosis and other fungus diseases, and has better effect than a single agent.

The invention discloses a bactericidal composition containing prothioconazole and tebuconazole and application thereof. The bactericidal composition uses prothioconazole and tebuconazole as the main effective components. The insecticidal composition can be applied to control of diseases of cereal, fruit trees and vegetables, has high synergetic effects and overcomes and delays pathogen resistance; and the bactericidal composition has the advantages of high insecticidal speed, long effective period, reduced application cost and control effect obvious better than that of single dose usage. The insecticidal composition can be used for control of fungal diseases on crops, in particular for control of powdery mildew, sheath blight, wilt, leaf spot, rust, stalk break, net blotch, scald, botrytis, black spot, brown blotch, black shank and smut, and has better effect than single dose usage.

The invention discloses a sterilization composition containing Dufulin and strobilurins. The effective ingredient of the sterilization composition is formed by compounding Dufulin A and strobilurins B, wherein strobilurins B is any one of trifloxystrobin, coumoxystrobin, enestroburin and orysastrobin; the weight ratio of Dufulin A to the strobilurins B is 50:1 to 1:50; the Dufulin A and the strobilurins B account for 5-80% of the total weight of the sterilization composition. The sterilization composition can be prepared into wettable powder, a suspending agent, water-dispersible granules and other conventional dosage forms. Used for controlling diseases of the crop, the antimicrobial composition has the advantages of being high in efficiency and low in environmental pollution, delaying generation of pesticide resistance of pathogenic bacteria and the like.

The invention relates to a sterilizing composition containing active ester, which comprises effective components such as active ester (A) and a strobilurin bactericide (B), wherein the strobilurin bactericide is chosen from azoxystrobin, kresoxim-methyl, pyraclostrobine, metominostrobin, dimoxystrobin, trifloxystrobin, picoxystrobin, fluoxastrobin, enestroburin, 2-[2-(2,5-phenoxy-dimethyl) phenyl-methyl-3- methoxy acrylate (ZJ0712) or 2-imino-methyl-N-methyl-2-[[[[[[4-(2,6-dimethyl)phenyl]-3-butylene-2-yl]imino]epoxide]phenyl]amide (SYP-1620), the weight ratio of the A and B is 100:1-1:100, and the content of the active component in the composition is 5-80 in percentage by weight. The composition can be prepared into suspending agents, wetting powder, water dispersible granules, and the like. The sterilizing composition can be applied to farmlands, orchards and the like and is used for controlling various plantdiseases of grains, vegetables, fruit trees, flowers, and the like, in particular powdery mildew and downy mildew.

The invention discloses a compound pesticidal composition containing cyfluthrin and thiamethoxam and application thereof. The pesticidal composition adopts cyfluthrin and thiamethoxam as pesticidal active ingredients, wherein the weight ratio of cyfluthrin to thiamethoxam is 1 to 60:1 to 60. The pesticidal composition can generate a high synergistic effect, and can overcome and retard the pesticide resistance of pests, the pesticidal speed is high, the persistence is long, the application cost is reduced, and the control effect of the compound pesticidal composition is far better than the control effect of single agents. The compound pesticidal composition can control resistant insect pests of hemiptera on crops, and particularly can be used for controlling mealy aphids, leafhoppers and whiteflies, and the effect of the compound pesticidal composition is far better than the effect of single agents.

The invention discloses a bactericidal composition containing prothioconazole, which is composed of an effective ingredient, an auxiliary and an excipient, wherein the effective ingredient is composed of an active constituent A and an active constituent B, the active constituent A is prothioconazole, and the active constituent B is any one selected from pyraclostrobin, picoxystrobin, kresoxim-methyl, dimoxystrobin, metominostrobin or orysastrobin; the effective ingredient accounts for 1-90% of the composition in percentage by weight, and the weight ratio of the active constituent A to the active constituent B is 0: 1 to 1: 60; and the composition is prepared into one of wettable powder, water dispersible granules, a suspending agent, a micro-capsule suspending agent, granules or an aqueous emulsion. The bactericidal composition containing prothioconazole disclosed by the invention is obvious in synergistic effect, capable of overcoming the defects of high medicament dosage, serious pollution to environment and fast pathogenic bacteria resistance generation speed existing in prevention and treatment adopting a single bactericidal agent, realizing reduction for medicament dosage while ensuring the optimal prevention and treatment effect, thus reducing cost and harm to environment, and beneficial to delaying the generation of pathogenic bacteria resistance to medicine.

The invention relates to multifunctional corn composite granules, which comprise the following raw materials in percentage by weight: 0.1 to 3.0 percent of carbendazol, 0.1 to 3.0 percent of mancozeb, 0.5 to 3.5 percent of ethephon, 0.1 to 3.0 percent of compound sodium nitrophenolate, 1.0 to 3.5 percent of imidacloprid, 0.5 to 3.0 percent of phoxim or monosultap and the balance of auxiliary materials. Bactericide, pesticide and growth adjustor are compounded in the granules to integrate pest removal, pathogenic bacteria prevention and control and growth adjustment, and the granules are applied at one time and can simultaneously prevent and control multiple pests and pathogenic bacteria of corn; and the total prevention and control rate of the granules on the corn pests reaches over 90 percent, and the average yield increase range of the corn is 25 to 35 percent. the granules have broad spectrum, high efficiency, low toxicity, good compatibility, complementary effect and long acting time, can ensure that the corn is not harmed by the pests such as stem borers, aphids and the like during the whole corn growth period by early application, and thoroughly solve the problem of difficult prevention and control of plant diseases and insect pests in the medium and later stages of the corn growth.

The invention discloses a bactericidal composition containing berberine and tebuconazole. The bactericidal composition is prepared by compounding the active ingredients including berberine and tebuconazole in a mass ratio of (1 to 9)-(9 to 1). The bactericidal composition can be prepared into conventional dosage forms in the pesticide science, such as wettable powder, water dispersible granules, suspensions, microcapsule suspensions, granules or emulsion in water. The bactericidal composition has the advantages of high efficiency, little environmental pollution, capability of delaying the resistance of germs to drugs, and the like, and can be used for controlling diseases of various crops, especially rice bacterial leaf streak.