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

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 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.

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 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 relates to a sterilization composition. The effective components of the sterilization composition comprise fluopyram (A) and the other compound (B) which is acibenzolar or oligosaccharins, wherein the mass ratio of (A) to (B) is (50:1)-(1:50). After the (A) and the (B) are compounded, obvious synergistic effect is achieved, and the sterilization composition can be used for fungal disease prevention of crops such as fruit trees, flowers and plants, cotton, wheat and vegetables.

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 a nematicide composition which comprises effective ingredients such as iprodione (A) and the other active ingredient (B) by mass ratio of 80:1-1:80, wherein (B) is fosthiazate, profenofos, avermectin, azadirachtin or dithiocyano-methane. In the invention, A is recomposed with B, thus having obvious synergistic effect. The composition is applied to pest control on crops such as fruit trees, cotton, wheat, paddy rape, vegetables, flowers and the like, especially for nematode control.

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 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.

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.