125results about How to "Delay or overcome drug resistance" patented technology

The invention relates to an insecticidal composition containing metaflumizone, which takes metaflumizone and abamectin or emamectin benzoate as effective compositions, wherein the mass ratio of the metaflumizone to the abamectin is 50:1-1:1, and the mass ratio of the metaflumizone to the emamectin benzoate is 50:1-1:1. The application formulations of the preparation in the actual application comprise missible oil, microemulsion, aqueous emulsion, suspending agent, wettable powder or water dispersion particles, and the accumulated weight percentage of the effective compositions in the preparation is 1 to 60 percent. The insecticidal composition containing the metaflumizone is used for preventing and controlling agricultural insects and particularly is used for preventing and controlling rice leaf roller, vegetable diamondback moth and the like.

The invention discloses a composition of cyantraniliprole and a nereistoxin-type pesticide. The composition comprises the cyantraniliprole and the nereistoxin-type pesticide in the weight ratio of 1:1 to 1:50, wherein the sum of the weight of the cyantraniliprole and the nereistoxin-type pesticide accounts for 0.1-80% of the weight of the composition. The composition of the cyantraniliprole and the nereistoxin-type pesticide can be prepared into granules, emulsion in water, microemulsion, a suspending agent, wettable powder or water dispersible granules according to the requirements of practical application and is used for preventing and controlling agricultural pests. Compared with a single agent, the composition of the cyantraniliprole and the nereistoxin-type pesticide has the advantages that the prevention and control effect is obviously improved, the using dosage of a pesticide is reduced, the pest resistance to insecticide is delayed or eliminated, and the comprehensive treatment on insects is favored.

The invention discloses a synergistic pesticidal composition. The synergistic pesticidal composition has the active components of afidopyropen and pymetrozine, wherein the mass ratio of the afidopyropen to the pymetrozine is 1:80 to 80:1. The synergistic pesticidal composition has a significant synergistic effect, has significantly-enhanced pesticidal activity compared with a single agent, and has a very good control effect on planthoppers, leafhoppers, whiteflies, thrips and other pests.

The invention provides a pesticide composition and application thereof, wherein the active ingredients in the composition are amino oligosaccharin and hymexazol. The pesticide composition has the advantages that (1) the composition shows excellent synergy within a certain range of mixture ratio, thus having obviously improved sterilizing effect compared with single pesticide; (2) after the pesticide effect is improved, the composition reduces the application dosage per mu of the active ingredients, lowers the using cost and reduces pesticide residue and adverse effect for the environment; (3)the two active ingredients in the composition have different mechanisms of action, and the composition can be applied to delay or overcome the drug resistibility of pathogenic bacteria and prolong theservice life of the single pesticide; and (4) the composition has broad prevention and treatment spectrum and can be used for controlling multiple fungi and bacteria diseases of crops.

The invention discloses a pesticide composition containing dicyclanil and spinosad. The pesticide composition comprises dicyclanil, spinosad and other additives, wherein the weight ratio of the dicyclanil to the spinosad is (40:1)-(1:1), and preferably (20:1)-(1:1). The dicyclanil and spinosad account for 1-80% of the total weight of the composition. Many indoor toxicity measurement and field experiments show that the pesticide composition disclosed by the invention has an obvious synergetic effect and has good effects on preventing and controlling thrips on crops.

The invention relates to the technical field of pesticide combination and particularly relates to an insecticidal composition containing matrine and flubendiamide, wherein the weight ratio of the matrine to the flubendiamide is (50 to 1) to (1 to 50). The insecticidal composition is characterized in that the advantages of botanical pesticide high-quality varieties complement those of chemical pesticide high-quality varieties, complementation of an acting mechanism of nerve poison and an acting mechanism of myotoxic compounds is utilized, and the defect of slow efficacy of the matrine is made up by fast-acting property and persistence of the flubendiamide, and the effects of synergizing and spreading spectrum are really realized. The matrine and the flubendiamide are mixed according to certain proportions to realize an obvious synergistic action; the application dose of a single agent can be reduced, and the preventing and treating effects are improved. Furthermore, by using the insecticidal composition provided by the invention, the application dose and use times of the single flubendiamide on vegetables and tea can be reduced, chemical pesticide residues are reduced, and the insecticidal composition is greener and more environment-friendly.

The invention discloses a synergistic pesticide composition and application thereof. The active components of the synergistic pesticide composition are flufiprole and carbamate pesticide, wherein the carbamate pesticide is one of fenobucarb, isoprocarb, carbosulfan, carbaryl, metolcarb, methomyl, pirimicarb and thiodicarb. The weight ratio of the flufiprole to the carbamate pesticide is (1:50) - (1:1), and the weight percentages of the flufiprole and the carbamate pesticide in the composition are both 2-80%. The synergistic pesticide composition is applied to preventing and controlling agricultural pests. Through the application of the synergistic pesticide composition, the control efficiency is obviously improved as compared with that of single dosage, the use amount of the pesticide is reduced, the influence of pesticide on environment is reduced, and the pesticide cost is lowered.

The invention relates to the field of biopesticide preparation research and development, and particularly relates to a tetramycin compound and application, which is the divisional application, wherein the application number is 2013106143470, the application date is Nov, 26th, 2013, and the invention title is tetramycin compound and application. The tetramycin compound comprises tetramycin and active substances, wherein the active substances are pyrroles or copper compounds. Compared with the prior art, according to the tetramycin compound and application which are provided by the invention, the danger of selectivity of resistant fungi strains is reduced; the service lives of the active components are shortened; the prevention and treatment range is expanded; the disease prevention effect is improved; the drug resistance of germs can be slowed down or overcome; the cost is reduced, and the application times of the pesticide is reduced.

The invention discloses a pesticide composition containing chlorfenapyr and flubendiamide, wherein the weight part ratio of the chlorfenapyr to the flubendiamide in the pesticide composition is 1:10-10:1, and preferably 1:1-5:1. The pesticide composition has an obvious synergistic action and has the effects of improving the control effect and reducing the usage amount of pesticide, as a result, the cost is reduced, and the pollution to the environment is reduced. The pesticide composition is mainly used for controlling crop pests belonging to Lepidoptera.

The invention discloses a pesticide composition containing sodium abietate and dinotefuran. The pesticide composition comprises a first active ingredient sodium abietate, a second active ingredient dinotefuran as well as normal auxiliary components, wherein a ratio in parts by weight of the sodium abietate to the dinotefuran is 50:1 to 1:1; the total weight of the sodium abietate and dinotefuran accounts for 5%-60% (in percentage by weight) of the pesticide composition. The pesticide composition is applied to cucumber trialeurodes vaporariorum, is superior to the single dose in fast-acting property and lasting property, the dosage of pesticides is reduced, the dosage cost is lowered, and the comprehensive control on environmental pollution and agricultural pests is facilitated.

The invention provides a pesticide composition and the application thereof, wherein the composition contains nitenpyram and pyridaben, and is used for controlling agricultural pests and acarus. The pesticide composition is prepared by the nitenpyram and the pyridaben, so that the composition shows excellent synergism within a certain preparation range, improves pest killing effect remarkably compared with a single preparation, simultaneously reduces use dosage of pesticide, application labor and cost, adverse effect to environment and pesticide residue, and has remarkable economic benefit and environmental benefit. In addition, action mechanisms of effective components of the nitenpyram and the pyridaben in the composition are different, so that the compositione combined by the nitenpyram and the pyridaben can delay or overcome drug resistance of pests, and prolong service life of the single preparation.

The invention relates to the technical field of pesticides, and discloses a rice mixed herbicide. The herbicide comprises two active ingredients of metamifop and oxadiazon, wherein the weight ratio of the two active ingredients is 1:50-3.5:1; and the mass percentage of the two active ingredients is 1-90% of the mixed herbicide. By mixing the two active ingredients of metamifop and oxadiazon, complementarity of each ingredient for eradicating weeds is increased and shortages when each ingredient is used alone are supplemented. The herbicide can not only prevent and eradicate annual gramineae weeds in rice fields, but also can prevent and eradicate broadleaf weeds and cyperaceae weeds, and has significant synergistic effects. The herbicide composition has not only obvious effects for eradicating weeds but also good security for the rice, has no influence on subsequent crops, and is an ideal herbicide.

The invention discloses a pesticide composition as well as a preparation method and application thereof. The pesticide composition comprises the following particular constituents in percentage by weight: 1%-90% of effective constituents and 10%-99% of a pesticide carrier, wherein the effective constituents are JS399-19 and fluensulfone, and the weight ratio of JS399-19 to fluensulfone is (1-60):(60-1). The synergistic effect of mixing of JS399-19 and fluensulfone is utilized for making up the own insufficiencies of a single-dose pesticide, the drug resistance of plant diseases and insect pests is avoided, the medicament application effect is improved, the bactericidal spectrum is enlarged, the toxicity is lower, and the economic benefits and environment-friendly benefits are obvious. Lots of experiments prove that after combination of JS399-19 and fluensulfone according to the weight ratio, the control effects on all of the rice bakanae disease, the aphelenchoides besseyi, the vegetable fusarium wilt, the nematodosis and the like are remarkable.

The invention provides a pesticide composition and an application thereof, wherein the composition comprises the following active gradients: prochloraz and pyrimidine fungicides (ethirimol, or bupirimate, or dimethirimol); and the composite is suitable for preventing and treating diseases in agriculture. The pesticide composition has the following advantages: (1) the composition shows excellent synergic effect in a certain matching range, remarkably improves the sterilization effect compared with single dosage, reduces the using dosage of pesticide, the application employees and the cost simultaneously, and decreases adverse effects on environment and pesticide residue; (2) since the two effective gradients in the composition have different action mechanisms, the application of the composition can delay or overcome the drug resistance of pathogenic bacteria and prolong the service life of the single dosage; and (3) the composition has wide prevention and treatment spectrum and can prevent and treat a plurality of diseases of crops.

The invention discloses a spirotetramat and fenvalerate containing pesticide composite, which is characterized in that in the pesticide composite, the pbw (parts-by-weight) ratio of spirotetramat to fenvalerate is (1:15)-(15:1). The pesticide composite disclosed by the invention has an obvious synergistic effect, thereby reducing the dosage of pesticides, reducing the cost for pesticide application, saving manpower and material resources, and reducing the environmental pollutions caused by the pesticides; and the pesticide composite is suitable to be used for preventing and controlling pests with piercing-sucking mouth parts.

The invention relates to an insecticidal composition containing chlorfenapyr and celastrus angulatus. The insecticidal composition is prepared from the following effective ingredients of chlorfenapyr and celastrus angulatus according to a weight ratio of (5 to 20):1. The insecticidal composition has the advantages that a synergetic effect is achieved; the pesticide application quantity can be effectively reduced; the pesticide cost and the pesticide residues are reduced; meanwhile, the resistance development of empoasca pirisuga matumura is favorably delayed.

The invention discloses an insecticide composition containing chlorine chlorfenapyr and pyridalyl. The insecticide composition comprises chlorine chlorfenapyr, pyridalyl and pesticide additives, wherein the weight ratio of chlorine chlorfenapyr to pyridalyl is (1:5) to (5:1); the weight sum of chlorine chlorfenapyr and pyridalyl accounts for 3-97% of the composition in percentage by weight. According to practical application demands, the insecticide composition can be prepared into one of emulsion, microemulsion, a suspending agent, wettable powder and a water dispersible granule, and is used for preventing and treating agricultural insects.

The present invention provides an insecticidal composition, which comprises an active component flometoquin and an active component insect growth regulator, wherein a mass ratio of the flometoquin to the insect growth regulator is 1:80-80:1. The present invention further provides a pesticide preparation containing the insecticidal composition and applications of the insecticidal composition in killing of piercing-sucking mouthpart pests. According to the present invention, the insecticidal composition has obvious synergistic effect on pest killing, provides effects of insect prevention and seedling protection, can delay or overcome the drug resistance of pests, and has advantages of good quick-acting property and long persistence.