CN103053587A - Insecticide/bactericide composition containing dinotefuran and azoxystrobin and application thereof - Google Patents

Insecticide/bactericide composition containing dinotefuran and azoxystrobin and application thereof Download PDF

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Publication number
CN103053587A
CN103053587A CN2011103217914A CN201110321791A CN103053587A CN 103053587 A CN103053587 A CN 103053587A CN 2011103217914 A CN2011103217914 A CN 2011103217914A CN 201110321791 A CN201110321791 A CN 201110321791A CN 103053587 A CN103053587 A CN 103053587A
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fluoxastrobin
mti
bactericidal composition
composition
insecticide
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CN103053587B (en
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杨寿海
肖婷婷
葛九敢
彭永强
张春华
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Nanjing Redsun Co., Ltd.
Nanjing Huazhou Pharmaceutical Co Ltd
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Nanjing Huazhou Pharmaceutical Co Ltd
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Abstract

The invention discloses an insecticide/bactericide composition containing dinotefuran and azoxystrobin and application thereof. The insecticide/bactericide composition takes dinotefuran and azoxystrobin as main active ingredients, wherein the weight ratio of dinotefuran to azoxystrobin is (0.1-85):(0.5-75). The insecticide/bactericide composition has the beneficial effects that the insecticide/bactericide composition can have higher synergy and is especially suitable for controlling diseases caused by crop pests and various fungi; the dosage of the mixture is greatly reduced compared with that of the independent active compound; the drug dosage is reduced in practical application and then the drug cost is reduced; the insecticide/bactericide composition can control the diseases caused by hemiptera, lepidoptera and coleoptera pests on the crops and fungi; and besides, the composition is also especially suitable for treating seeds and protecting the seeds from the diseases after germination.

Description

A kind of composite insecticidal bactericidal composition that contains MTI-446 and Fluoxastrobin and uses thereof
Technical field
The invention belongs to pesticide field, be specifically related to a kind of composite insecticidal bactericidal composition that contains MTI-446 and Fluoxastrobin and uses thereof.
Background technology
MTI-446 (dinotefuran) is the third generation nicotinic insecticide of Mitsui chemical company exploitation.The chemical constitution of itself and existing nicotinic insecticide is far from each other, and chloro-pyridine base, chloro thiazolyl before its tetrahydrofuran base has replaced do not contain the halogen family element.Simultaneously, also different with nicotine at aspect of performance.So people are referred to as " furans nicotine " at present.MTI-446 chemical name: 1-methyl-2-nitro-3-(tetrahydrochysene-3-furfuryl) guanidine.
A new generation's anabasine insecticide MTI-446 Main Function makes the insect paralysis dead in insect neurotransmission system.This medicament insecticidal spectrum is wide, has remarkable interior sorptivety and thoroughly acts on, and namely shown very high insecticidal activity at very low dosage.This medicament is fool proof to mammal, birds and aquatile, and crop without poisoning, be can be used for numerous crops such as paddy rice, fruit tree, vegetables.To rice grub brown planthopper, white-backed planthopper, small brown rice planthopper, rice leafhopper, rice spider rafter stinkbug, star stinkbug, green rice bug resemble, red must fleahopper, the negative mixed worm of rice, rice cylinder water snout moth's larva be efficient.Effective to striped rice borer, oryza chinensis class.Efficient to vegetables, fruit insect Phytophthira, aleyrodid class, a red-spotted lizard class, unaspis shield kuwana, the green stinkbug of Zhu, peach fruit borer, tangerine lyonetid, the thin moth of tea, striped flea-beetle, the beans fly of diving.The cured a red-spotted lizard in diagonal angle, diamond-back moth, two secret notes are chrysomelid, tea golden thistle horse, onion thrips, golden thistle horse, oranges and tangerines golden thistle horse, soybean pod gall-midge, tomato Liriomyza are effective.MTI-446 has very wide insecticidal spectrum, and fool proof again to crop, people and animals and environment, is equipped with the using method of various uses again, this agricultural chemicals large-tonnage agricultural chemicals that is expected to become international.
Fluoxastrobin (Azoxystrobin), Chinese: (E)-[2-[6-(2-cyano-benzene oxygen) pyrimidine-4-yl oxygen] phenyl]-the 3-methoxy-methyl acrylate, be first commercial methoxy acrylic bactericide that Syngenta Co.,Ltd succeeds in developing, structural formula is as follows:
The mechanism of action: the mitochondrial respiratory inhibitor, namely shift by electronics between cytochrome b and C1 and suppress mitochondrial breathing.Extranuclear mitochondria mainly provides energy ATP by respiration for cell, if mitochondrial respiratory is obstructed, can not produce ATP, namely can cause cell death.The bacterial strain that 14-demethylation enzyme inhibitor, benzamides, three carboxyl acylamides and benzimidazole is produced resistance is effective.Use crop: cereal crop, paddy rice, peanut, grape, potato, vegetables, coffee, fruit tree (oranges and tangerines, apple, banana, pears etc.), lawn etc.To crop safety, without the key, but some apple variety there is poisoning under the recommended dose.To underground water, Environmental security.Controlling object: Fluoxastrobin has the bactericidal activity of wide spectrum, and the tens of kinds of diseases such as nearly all Mycophytes (Ascomycetes, Basidiomycetes, Oomycete and deuteromycetes) disease such as powdery mildew, rust, glume blight, net blotch, scab, downy mildew, rice blast are all had good activity.Can be used for cauline leaf spraying, seed treatment, also can carry out scholar's earth and process.
Under the condition of long-term single drug, target increases gradually to the resistance of medicament, and the agricultural chemicals single dose can descend gradually to the effect of control of insect, greatly shortens the service life of a good medicament.The inventor finds after deliberation, and the Synergistic of agricultural chemicals is composite to be the expanding prevention spectrum and to improve the effective measures that preventive effect prolongs the medicament pot life, and not yet finds up to now the insecticidal and bactericidal composition patent of relevant MTI-446 and Fluoxastrobin.
Summary of the invention
The purpose of this invention is to provide a kind of high-efficiency low-toxicity composite insecticidal bactericidal composition that contains MTI-446 and Fluoxastrobin, this Pesticidal combination be control Semiptera, coleoptera, lepidoptera pest and fungal disease the multifunctional insecticide bactericidal composition.
Another object of the present invention provides this insecticidal and bactericidal composition and prevents and treats application on resistance Semiptera, coleoptera, lepidoptera pest and the various fungal disease pesticide-germicide medicine in preparation, particularly the application on the pesticide-germicide medicine of preparation control rice fulgorid, leafhopper, stinkbug, aleyrodid, aphid and powdery mildew, rust, glume blight, net blotch, downy mildew, rice blast.
The objective of the invention is to be achieved through the following technical solutions:
A kind of high-efficiency low-toxicity composite insecticidal bactericidal composition that contains MTI-446 and Fluoxastrobin, this insecticidal and bactericidal composition is take MTI-446 and Fluoxastrobin as main active ingredient, and wherein, the weight ratio of MTI-446 and Fluoxastrobin is 0.1~85: 0.5~75.Effective ingredient is present in the composition with the synergy effective dose in this insecticidal and bactericidal composition.
The weight ratio preferred 0.5~50: 2~50 of MTI-446 and Fluoxastrobin in this potentiating pesticidal bactericidal composition, more preferably 0.5~10: 4~30, most preferably be 1~10: 20~30.
In the present composition, the two percentage by weight that accounts for composition of MTI-446 and Fluoxastrobin is 3~80%.Be preferably 5~50%, most preferably 10~40%.
Insecticidal and bactericidal composition of the present invention take MTI-446 and Fluoxastrobin as main active ingredient and insecticides adjuvant and excipient be mixed with any one formulation that allows on the agricultural chemicals, the preferred emulsion of described formulation, suspending agent, wetting powder, aqueous emulsion, microemulsion and water dispersion granule.
Auxiliary agent can adopt calcium dodecyl benzene sulfonate, alkylphenol polyoxyethylene, polyoxyethylene polyoxy third rare block compound (such as farming breast 33 #), the one or more combinations in the polyoxyethylene nonylphenol ether, excipient comprises isopropyl alcohol, solvent naphtha, solvent naphtha, water, antifreezing agent (such as propane diols), deionized water etc.Above auxiliary agent, excipient and other auxiliary material can alone or and usefulness.
This insecticidal and bactericidal composition can produce higher synergistic function, be specially adapted to prevent and treat crop pest and various fungus-caused disease, and the consumption of the independent reactive compound of amount ratio of this mixture reduces greatly, be the activity of mixture greater than the independent activity of component, can suppress insect or fungi to unitary agent (MTI-446 and Fluoxastrobin bes's arbitrary) drug-fast generation.Reduce dosage in the practical application, and then reduced drug cost.The present invention can prevent and treat Semiptera, Lepidoptera, coleopteran pest or the fungal disease that occurs on the crops, especially can be used for preventing and treating rice fulgorid, leafhopper, aphid, stinkbug, aleyrodid and powdery mildew, rust, glume blight, net blotch, downy mildew, rice blast etc., its successful is higher than its single dose to be used." % " of the present invention is mass percent.Therefore, the present composition is used at the pesticide-germicide medicine that preparation prevents and treats resistance Semiptera evil, Lepidoptera, coleopteran pest or fungal disease, particularly anti-eliminates aphis in preparation, the pesticide-germicide medicine of aleyrodid, leafhopper, stinkbug, plant hopper or powdery mildew, rust, glume blight, net blotch, downy mildew, rice blast uses.
Beneficial effect of the present invention compared with prior art: (1) is compared with single dose, the fungal diseases such as said composition antagonism Semiptera, coleoptera, lepidoptera pest such as rice fulgorid, leafhopper, aphid and fungal disease such as powdery mildew, rust, glume blight, net blotch, downy mildew, rice blast have obvious synergistic function, overcome and delayed pesticide resistance, the expanding prevention spectrum has obviously improved control efficiency; (2) reduce control recruitment, drug cost; (3) alternative high-toxic pesticide; (4) have the effect of controlling worm and diseases prevention concurrently; (5) compare with the Fluoxastrobin single dose with MTI-446, produce and the use cost reduction; (6) inhibition Semiptera, coleoptera, lepidoptera pest strengthen the resistance of agricultural chemicals, the drug-fast generation of Antifungi, and its successful is higher than its single dose to be used.
Embodiment
The invention will be further described below in conjunction with embodiment:
The expection activity of two kinds of active agent combinations can calculate as follows (referring to colby, S.R.; Weed 15, page 20-22,1967)
If
The lethality of X=when using reactive compound A with the rate of application of m ppm is expressed as the percentage of untreated control group.
The lethality of Y=when using reactive compound B with the rate of application of n ppm is expressed as the percentage of untreated control group.
The lethality of E=when using reactive compound A and B with the rate of application of m and n ppm is expressed as the percentage of untreated control group.
Then:
E=X+Y-(XY/100)
If actual insect mortality surpasses calculated value, then the lethality of bond has additive property, namely has syneryistic effect.
Embodiment:
Adopt rice stem infusion process to carry out indoor bioassay, selecting the resistant rice plant hopper is target pest, and every processing repeats 3 times, and every concentration is processed 60, the results are shown in Table 1.
Table 1: MTI-446-azoxystrobin compound is to the toxicity of Brown Planthopper
Figure BDA0000100486980000041
Embodiment:
Employing is soaked the leaf dip method and is carried out indoor synergy biologicall test, and selecting the resistance wheat aphid is target pest, and every processing repeats 3 times, and every concentration is processed 60 and be the results are shown in Table 2:
Table 2: MTI-446-azoxystrobin compound is to the toxicity of aphid
Figure BDA0000100486980000042
Embodiment:
Employing is soaked the leaf dip method and is carried out indoor synergy biologicall test, and selecting the resistant rice stinkbug is target pest, and every processing repeats 3 times, and every concentration is processed 60 and be the results are shown in Table 3:
Table 3: MTI-446-azoxystrobin compound is to the toxicity of rice stinkbug
Figure BDA0000100486980000043
Figure BDA0000100486980000051
Embodiment
Take rice blast pathogen as subjects, adopt the colony diameter method to calculate the activity of the many germs of medicament, the results are shown in Table 4.
Table 4: MTI-446-azoxystrobin compound is to the indoor bacteriostatic activity of rice blast
Figure BDA0000100486980000052
This Fungicidal insecticidal composition is used for field control effectiveness test, and the synergetic that liquid 30L further verifies said composition is used on every mu of ground, the results are shown in Table 5.
Table 5: MTI-446-azoxystrobin compound is to the field test results of Brown Planthopper, rice blast
Figure BDA0000100486980000053
Indoor biometrics and field efficacy result show, MTI-446 azoxystrobin composite antagonism brown plant-hopper, stinkbug, aphid and rice blast have good control efficiency, control efficiency all is better than the effect of single dose kind, so Fluoxastrobin and MTI-446 have obvious synergistic function after composite.
Two kinds of reactive compounds can be processed into any one formulation of permission, and the below is with two kinds of preparations that active ingredient is processed into of specific embodiment explanation, but the preparation that these two kinds of active components can be processed is not limited only to following listed.
Embodiment 2:
Take by weighing 5g MTI-446,50g Fluoxastrobin, phenethyl phenol polyethenoxy ether phosphate 3g, farming breast 33 #2g, alkylphenol polyoxyethylene 1g, solvent naphtha 13g adds water to 100g.The method of above raw material being prepared routinely aqueous emulsion drops into the mixing of mixing kettle high speed, and making main active ingredient weight percentage is 55% MTI-446-azoxystrobin water emulsion.
Embodiment 3:
Take by weighing 2g MTI-446,30g Fluoxastrobin, calcium dodecyl benzene sulfonate 6g, phenethyl phenol polyethenoxy ether phosphate 3g, farming breast 33 #2g, alkylphenol polyoxyethylene 1g, isopropyl alcohol 10g adds water to 100g.The method that above raw material is prepared microemulsion routinely drops in the mixing kettle mixes, and making main active ingredient weight percentage is 32% MTI-446-Fluoxastrobin microemulsion.
Embodiment 4:
Take by weighing 1g MTI-446,5g Fluoxastrobin, phenethyl phenol polyethenoxy ether phosphate 3g, farming breast 33 #2g, alkylphenol polyoxyethylene 1g, solvent naphtha 13g adds water to 100g.The method of above raw material being prepared routinely aqueous emulsion drops into the mixing of mixing kettle high speed, and making main active ingredient weight percentage is 55% MTI-446-azoxystrobin water emulsion.
Embodiment 5: take by weighing 50g MTI-446,20g Fluoxastrobin, calcium dodecyl benzene sulfonate 5g, phenethyl phenol polyethenoxy ether 2g, solvent naphtha are to 100g.The method that above raw material is prepared missible oil routinely drops in the mixing kettle mixes, and making main active ingredient weight percentage is 70% MTI-446-Fluoxastrobin missible oil.
Embodiment 6: take by weighing 2g MTI-446,40g Fluoxastrobin, calcium dodecyl benzene sulfonate 8g, phenethyl phenol polyethenoxy ether 5g, solvent naphtha are to 100g.The method that above raw material is prepared missible oil routinely drops in the mixing kettle mixes, and making main active ingredient weight percentage is 42% MTI-446-Fluoxastrobin missible oil.
Embodiment 7: take by weighing 5g MTI-446,20g Fluoxastrobin, calcium dodecyl benzene sulfonate 6g, phenethyl phenol polyethenoxy ether phosphate 3g, farming breast 33 #2g, alkylphenol polyoxyethylene 1g, isopropyl alcohol 10g adds water to 100g.The method that above raw material is prepared microemulsion routinely drops in the mixing kettle mixes, and making main active ingredient weight percentage is 32% MTI-446-Fluoxastrobin microemulsion.
Embodiment 8: take by weighing 5g MTI-446,0.5g Fluoxastrobin, calcium dodecyl benzene sulfonate 6g, phenethyl phenol polyethenoxy ether 7g, solvent naphtha are to 100g.The method that above raw material is prepared missible oil routinely drops in the mixing kettle mixes, and making main active ingredient weight percentage is 5.5% MTI-446-Fluoxastrobin missible oil.
Embodiment 9: take by weighing 5g MTI-446,30g Fluoxastrobin, calcium dodecyl benzene sulfonate 4g, phenethyl phenol polyethenoxy ether 4g, solvent naphtha are to 100g.The method that above raw material is prepared missible oil routinely drops in the mixing kettle mixes, and making main active ingredient weight percentage is 35% MTI-446-Fluoxastrobin missible oil.
Embodiment 10: take by weighing 10g MTI-446,10g Fluoxastrobin, lignin 2g, polyoxyethylene poly-oxygen propylene aether and sulphate 4g thereof, xanthans 0.15g, ethylene glycol 5g, silica ethane 0.10g, aluminium-magnesium silicate 0.5g, water complements to 100g, and making main active ingredient weight percentage under the effect of sand mill is 42% MTI-446-Fluoxastrobin suspending agent.
Embodiment 11: take by weighing 30g MTI-446,12g Fluoxastrobin, lignin 2g, polyoxyethylene poly-oxygen propylene aether and sulphate 4g thereof, xanthans 0.15g, ethylene glycol 5g, silica ethane 0.10g, aluminium-magnesium silicate 0.5g, water complements to 100g, and making main active ingredient weight percentage under the effect of sand mill is 42% MTI-446-Fluoxastrobin suspending agent.
Embodiment 12: take by weighing 2g MTI-446,5g Fluoxastrobin, the 8g of wooden sodium sulfonate, lauryl sodium sulfate 2g, ammonium sulfate 5g, polyvinyl alcohol 5g, borax 2g, diatomite complements to 100g, and it is 7% MTI-446-Fluoxastrobin water dispersion granule that above raw material is made main active ingredient weight percentage by the water dispersible granular agent method.
Embodiment 13: take by weighing 2g MTI-446,18g Fluoxastrobin, lignin 10g, Negel 2g, add to 100g with diatomite, above raw material is mixed in micronizer, and making main active ingredient weight percentage is 20% MTI-446 and Fluoxastrobin wetting powder.
Embodiment 14: take by weighing 7g MTI-446,70g Fluoxastrobin, calcium dodecyl benzene sulfonate 4g, phenethyl phenol polyethenoxy ether 3g, solvent naphtha are to 100g.The method that above raw material is prepared missible oil routinely drops in the mixing kettle mixes, and making main active ingredient weight percentage is 77% MTI-446-Fluoxastrobin missible oil.

Claims (10)

1. composite insecticidal bactericidal composition that contains MTI-446 and Fluoxastrobin is characterized in that this insecticidal and bactericidal composition take MTI-446 and Fluoxastrobin as main active ingredient, and wherein, the weight ratio of MTI-446 and Fluoxastrobin is 0.1~85: 0.5~75.
2. insecticidal and bactericidal composition according to claim 1, the weight ratio that it is characterized in that described MTI-446 and Fluoxastrobin is 0.5~50: 2~50.
3. Pesticidal combination according to claim 2, the weight ratio that it is characterized in that described MTI-446 and Fluoxastrobin is 0.5~10: 4~30.
4. the potentiating pesticidal bactericidal composition that contains MTI-446 and Fluoxastrobin according to claim 1 is characterized in that the two weight percentage that accounts for composition of MTI-446 and Fluoxastrobin is 3~80%.
5. the potentiating pesticidal bactericidal composition that contains MTI-446 and Fluoxastrobin according to claim 4 is characterized in that the two weight percentage that accounts for composition of MTI-446 and Fluoxastrobin is 5~50%.
6. the potentiating pesticidal bactericidal composition that contains MTI-446 and Fluoxastrobin according to claim 5 is characterized in that the two weight percentage that accounts for composition of MTI-446 and Fluoxastrobin is 10~40%.
7. the potentiating pesticidal bactericidal composition that contains MTI-446 and Fluoxastrobin according to claim 1 is characterized in that it take MTI-446 and Fluoxastrobin as main active ingredient and insecticides adjuvant, excipients are mixed with any one formulation that allows on the agricultural chemicals.
8. the potentiating pesticidal bactericidal composition that contains MTI-446 and Fluoxastrobin according to claim 7 is characterized in that described formulation is missible oil, suspending agent, aqueous emulsion, wetting powder, microemulsion or water dispersion granule.
9. the potentiating pesticidal bactericidal composition that contains MTI-446 and Fluoxastrobin claimed in claim 1 is prevented and treated the application on the pesticide-germicide medicine of resistance Semiptera evil, Lepidoptera, coleopteran pest or fungal disease in preparation.
The potentiating pesticidal bactericidal composition that contains MTI-446 and Fluoxastrobin according to claim 9 anti-ly eliminate aphis in preparation, the application on the pesticide-germicide medicine of aleyrodid, leafhopper, stinkbug, plant hopper or powdery mildew, rust, glume blight, net blotch, downy mildew, rice blast.
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CN111387196A (en) * 2020-03-26 2020-07-10 南通联农佳田作物科技有限公司 Multi-phase preparation for treating diseases and pests and treating seeds

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