81results about How to "Reduce single selection pressure" patented technology

The invention relates to a pesticide composition comprising the active components including (A) which is fosthiazate, and (B) which is at least one of abamectin and azadirachtin. The mass ratio of A to B is 100:1-1:50. By combining A and B, the composition has obvious synergistic effect and is used for controlling the pests on such crops as fruit trees, cotton, wheat, rice, rape, vegetables, flowers and the like, especially for controlling nematodes.

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 discloses a nematode killing composition. Active components of the composition comprise fluensulfone and amino-oligosaccharin according to a mass ratio of 1:80-80:1. The composition can thoroughly control nematodes in the whole growth stage of crops, and has the advantages of good effect, low cost, substantial synergistic effect, and improvement of the resistance of crops to virus diseases, blight, epidemic diseases and other soil borne diseases.

The invention provides a sterilization composition comprising the following active components with effective quantity: flutolanil and one of triazole class compounds of hexaconaole, ethyltrianol, diniconazole, triazolone, triadimenol, epoxiconazole, fluquinconazole, flusilazole, systhane, penconazole, tetraconazole, biphenyl triadimenol and cyclopropyl hexaconazole. The composition can be used forpreventing and treating diseases caused by rhizoctonia and has the following advantages: (1) mixed matching has an obvious synergistic action, and the preventing and treating effect is enhanced; (2)the function mechanisms of two active components in the composition are different, the single selection pressure of pathogenic bacteria is lightened, and the composition is beneficial to overcoming the generation of the drug resistance of the pathogenic bacteria and delaying the generation speed of resistibility; (3) the preventing effect is obviously enhanced after the medicaments are mixed and matched, and the use quantity of the effective components is reduced, thereby the cost is lowered and environmental pollution is lightened; and (4) preventing and treating spectra are expanded, the composition also has a treating function to other diseases, and can treat multiple diseases.

The invention relates to a sterilizing composition. Effective components of the sterilizing composition include penconazole (A) and a methoxyl acrylates bacteriostat (B) which is kresoxim-methyl, azoxystrobin, pyraclostrobin, metominostrobin, trifloxystrobin, picoxystrobin, picoxystrobin, fluoxastrobin, enestroburin, kresoxim-phenmethyl or SYP, wherein the mass ratio of A and B is 50:1-1:50. The mixing of A and B has obvious synergistic function and is used for preventing and killing diseases of fruit trees, cotton, wheat, rice, colza, vegetables, flowers and other plants, particularly for preventing and killing fungoid diseases.

The invention relates to a sterilization combination which contains the effective components of (A) cyazofamid and (B) which is one of iprovalicarb, fluazinam or famoxadone, wherein the mass proportion of A and B is 50:1 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, rapes, vegetables and the like, inparticular to oomycete diseases.

The invention discloses a fungicidal composition containing penflufen and carvacrol and use of the fungicidal composition, wherein the mass ratio of penflufen to carvacrol is (1-10) to (1-10), the mass of the effective constituents accounts for 5%-80% of the total mass of the fungicidal composition. The fungicidal composition can be processed into various dosage forms including emulsion oil, microemulsion, a suspending agent, wettable powder or a water dispersible granule. The fungicidal composition containing penflufen and carvacrol disclosed by the invention has good prevention and treatment effects on common powdery mildew or rust diseases of wheat, fruit trees, flowers and vegetables, is long in lasting period, and has a relatively good effect of regulating growth of crops, and drug delivery times is obviously reduced.

The invention relates to an oomycete killing composition. The active ingredients of the composition comprise iprovalicarb (A) and strobilurin fungicides (B) in the mass ratio of 100:1 to 1:100.

The invention relates to an antibacterial composition. Active ingredients of the antibacterial composition are penthiopyrad (A) and pyrisoxazole (B), and mass ratio of (A) to (B) ranges from 50:1 to 1:50. Obvious synergistic effect is obtained by combining (A) with (B); and the compound antibacterial composition is used for gray mold control of crops such as fruit trees, flowers, cotton, wheat, and vegetables.

A nematode insecticidal composition. The invention relates to a nematode insecticidal composition, effective components of which contain dithiocyano-methane (A) and fluopyram (B). The mass ratio of (A) to (B) is 100:1-1:100. After complex formulation of (A) and (B), the nematode insecticidal composition has obvious synergism. The nematode insecticidal composition is used in nematode control for plants and places of fruit trees, vegetables, grain crop, oil crops, sugar crops, linen-cotton crops, gardening plants and the like.

The invention discloses a sterilization composition which contains tetraconazole and azoxystrobin, wherein the weight ratio of the tetraconazole and the azoxystrobin is 80:1-1:80; the total weight percentage content of active ingredients is 1-80%, and the balance of auxiliary element which allowed to be used in or can be accepted by pesticide. The sterilization composition can be used for controlling diseases of multiple cereal crops, melons and fruits as well as vegetables caused by oomycetes, ascomycetes, basidiomycetes, imperfect fungi and the like, and has important functions such as synergy, delayed drug resistance, reduced cost, expanded prevention and treatment spectrum and the like.

The invention discloses a bactericidal composition containing (A) kresoxim-methyl phenylate and (B) propineb or dimethomorph, wherein the weight ratio of (A) and (B) is 50:1 to 1:80, and the total weight percentage of the two active components in the composition is 1-80%. The composition can be used for preventing and treating diseases of crops such as fruit and vegetable, and has the advantages of wide application range, low cost, good effect and the like.

The invention relates to a composition used for controlling plant diseases. The effective components of the composition are iprodione (A) and an active component hymexazol (B), wherein a mass ratio of A to B is 100:1-1:100. When A and B are combined, a synergistic effect is provided for fusarium wilt controlling. Also, the composition can be used for controlling plant threadworms. The composition can be used in disease controlling of plant living bodies such as fruit trees, vegetables, alimentary crops, oil crops, sugar crops, cotton and bast fiber crops, and gardening plants, or growth sites thereof. Especially, the composition is used for controlling nematodiasis, fusarium wilt, and root rot.

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 relates to an azoxystrobin-containing sterilization pesticide composition and application thereof. The composition comprises azoxystrobin and propamocarb as effective drug ingredients, and an acceptable auxiliary ingredient in pesticide, wherein the weight ratio of the azoxystrobin and the propamocarb as the effective drug ingredients is 1-50:50-1. The test shows that the two effective drug ingredients in the sterilization pesticide composition have obvious synergic effects, is favorable for delaying the generation of drug resistance, reduces dosage, reduces cost and expands the application scope of the drug.

The invention relates to a sterilization combination which contains the effective components of boscalid and bupirimate or ethirimol, wherein the mass proportion of the two effective components is 50:1 to 1:50. After mixing, the boscalid and the bupirimate or the ethirimol have obvious synergism, and are used for preventing and treating powdery mildew of crops such as vegetables, wheats, fruit trees, flowers and the like.

The invention relates to a bactericidal composition, the effective ingredients of which are boscalid (A) and one (B) of iprodione and fludioxonil, and the mass ratio of A to B is 50:1-1:50. The effective ingredients A and B have obvious synergized action after being compounded, and are used for preventing and treating gray mold of crops, such as fruit trees, flowers, cotton, wheat, paddy, rape, vegetables and the like.

The invention discloses a bactericidal pesticide composition. The composition consists of tricyclazole and epoxiconazole which serve as active medicinal ingredients and acceptable auxiliary ingredients in a pesticide, wherein the weight ratio of the tricyclazole to the epoxiconazole is 1:50-60:1. A test indicates that the combination of the two active medicinal ingredients can obtain remarkable cooperative and synergistic action, can effectively prevent and control rice blast at every stage of paddy rice, has good prevention and control effects on diseases such as banded sclerotial blight, false smut and the like at the later stage of paddy rice, contributes to delaying medicament resistance, reduces medicament dosage, lowers cost and expands the application range of a medicament.

The invention discloses a sterilizing composition. The effective components are Sedaxane and captan, the mass ratio of the both is 50:1-1:50. The composition has obvious synergism and is effective totreat diseases caused by rhizoctonia solani, puccinia horiana, pyrenophora graminea, ustilago esculenta, Tilletia, Erysiphe, pyrenophora teres, Septoria musiva, and Ramularia; the composition has special effect to seed-borne disease. The composition can be applied to treat seeds and spray stems and leaves, the effect duration lasts for 4-6 weeks; the composition can be applied to the disease prevention and treatment of cereal type crops; particularly, it is applied to the seed treatment for preventing wheat ustilago esculenta, wheat tilletia, wheat basal rot, sphacelotheca reiliana, corn stalkrot, corn gall smut and rice bakanae disease.

The invention relates to the technical field of pesticide preparation and in particular discloses a nematicide composition. According to the nematicide composition disclosed by the invention, methylamino abamectin B2 benzoate, tuensulfone and achyranthan are compounded, so that a prevention and treatment effect on plant nematodes is remarkably improved; because of different action mechanisms of effective components in the nematicide composition, the single selection pressure for nematodes is alleviated, nematode resistance occurrence can be overcome, and the nematode resistance occurrence velocity can be retarded; in addition, the prepared nematicide composition is small in dosage and excellent in effect lasting property, application times are reduced, the nematode resistance occurrence isfurther retarded, the production cost and the medicine cost can be lowered, the utilization rate of the nematicide composition is increased, environment pollution caused by the nematicide compositioncan be reduced, and the nematicide composition has a great popularization value.

The invention discloses a bactericidal composition. The invention discloses a bactericidal composition composed of HNPC-A10073 containing bactericidal effective ingredients N-((2-chlorothiazole-5-yl)methyl)-N-ethyl-6-methoxy-3-nitropyridine-2-amine and chlorothalonil, the mass proportion of HNPC-A10073 to the chlorothalonil is (1 to 100)-(100 to 1), the weight summation of the effective ingredients, namely the HNPC-A10073 and the chlorothalonil, accounts for 10.1%-70% of the total weight percent of the composition. The bactericidal composition can be processed as a suspending agent, a water dispersible granule, wettable powder, emulsion in water and microemulsion. A large quantity of indoor and outdoor pharmacodynamics tests show that the combination of the HNPC-A10073 and the chlorothalonil is used for preventing and controlling fungus of crops, particularly a plurality of gray molds of flowers, rice, wheat, fruit trees, rapes and vegetable crops; the synergism effect is obvious, the field use amount is greatly reduced, the pesticide residue and environment pollution are reduced, and the production cost and the use coat are lowered.

The invention relates to the technical field of pesticide compounding, in particular to a sterilization composite containing amino-oligosaccharin. The sterilization composite comprises effective ingredients and auxiliary ingredients, wherein the effective ingredients are compound A and amino-oligosaccharin, the mass ratio of the effective ingredients in the sterilization composite is 20-85%, and the compound A is tetralin-beta-carboline alkaloid derivative. Compared with single dosage, the sterilization composite is characterized in that a preventing and curing effect is improved, and pesticide residues and environment pollution are lowered. In addition, the acting mechanisms of the effective ingredients in bactericide are mutually different, and single selection pressure for germs is lowered so as to be favorable for avoiding the generation of virus resistance and slowing down the generation speed of the drug resistance of the virus.

The invention discloses a sterilizing pesticide composition containing azoxystrobin as well as application thereof. The composition comprises the azoxystrobin and procymidone together with auxiliary components acceptable in pesticides, wherein the azoxystrobin and the procymidone are used as effective medicament components in percentage by weight of 1:50-50:1. Proved by tests, the two effective medicament components in the sterilizing pesticide composition have obvious synergistic function, which are beneficial to delaying the generation of drug resistance, reducing the dosage, lowering the cost and extending the application range of the pesticide.

The invention discloses a fungicidal composition containing pyridyl sulfonate and kresoxim-methyl, wherein the weight ratio of pyridyl sulfonate and kresoxim-methyl is (1-60): (70-1), preferably (1-30): (40-1), most preferably (1-10): (20-1). The bactericidal composition of the present invention broadens the application range of the medicament, prolongs the effective period, improves the drug effect, reduces the dosage of the mixed agent, greatly improves the drug effect, and reduces the production cost; after compounding, it has obvious synergistic effect, can Delaying the drug resistance of pathogens, reducing drug damage, causing less damage and pollution to the ecological environment, is conducive to protecting the safety of humans and animals, and can be used to prevent and control crop powdery mildew.

The invention discloses a nematicidal composition, and belongs to the technical field of pesticides. The composition contains effective components of fluensulfone and ethylicin according to a mass ratio of 40:1-1:40, and further comprises an effective component brassinolide, wherein the weight ratio of the brassinolide is not larger than 2%. According to the invention, the nematicidal compositionis formed by compounding fluensulfone and ethylicin according to a certain ratio and adding a certain amount of brassinolide, so that the nematicidal composition has the significantly enhanced prevention and control effect on plant insect pests caused by root-knot nematodes and the like and has obvious synergistic interaction effect compared with a single agent; and through compounding synergy, the pesticide dosage is reduced, the pesticide use frequency is reduced, the composition is safe to crops, and the composition has the characteristics of safety to the environment and human beings and low toxicity.

The invention discloses a mite-killing pesticide composition containing pyridaben and fenpyroximate, comprising effective drug components of pyridaben and fenpyroximate as well as auxiliary component which can be accepted in pesticide, wherein the weight ratio of the effective drug components, namely the weight ratio of pyridaben to fenpyroximate, is (30-1):(1-30). The composition disclosed by the invention can be applied to control or killing on insect pests such as mite and especially has obvious synergic control and killing effect on panonychus. Through synergetic application of pyridaben and fenpyroximate in the composition disclosed by the invention, application dosage can be reduced, and single selection pressure to mite is reduced, thus being beneficial to avoiding production of disease resistance and delaying the production of disease resistance and being capable of improving mite control effect.

The invention relates to a bactericidal composition comprising the effective components of kresoxim-methyl and tolclofos-methyl. The two effective components are compounded, which can expand the bactericidal spectrum, has synergistic interaction and reduces the application quantity. The bactericidal composition is suitable for preventing and treating soil-borne diseases on crops and is especiallysuitable for preventing and treating root rot.