CN102273443B - Superlow-capacity liquid reagent containing ethofenprox - Google Patents
Superlow-capacity liquid reagent containing ethofenprox Download PDFInfo
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Abstract
The invention discloses a superlow-capacity liquid reagent containing ethofenprox. The superlow-capacity liquid reagent is a superlow-capacity liquid reagent which comprises ethofenprox as an active component or composites ethofenprox with an active component II as active components, wherein the rest is replenished to 100% by an additive and a solvent. The active component II is any one of difenoconazole, cyprodinil, hexaconazole, azoxystrobin, prochloraz, epoxiconazole, propiconazole, tebuconazole, flusilazole, isoprothiolane, thifluzamide and fenoxanil. The superlow-capacity liquid reagent containing ethofenprox has the advantages of having high work efficiency, saving water and pesticide, and achieving good pesticide effect, long effectiveness duration period and synergies.
Description
Technical field
The present invention relates to technical field of pesticide, particularly a kind of ultra low volume liquids containing kresoxim-methyl.
Background technology
Kresoxim-methyl; chemical name: (E)-2-methoxyimino-[2-(o-methyl-benzene oxygen ylmethyl) phenyl] methyl acetate; belong to methoxy acrylic wide spectrum low toxicity type bactericide; main by the electronics transfer inhibition mitochondrial respiratory between block cell pigment b and c1; the bacterial strain that 14-demethylation enzyme inhibitor, benzamides, dicarboxylic dihydrazides amine and benzimidazole is produced to resistance is effective; there is protection, treat, root out, infiltration, systemic activity, there is good inhibition spore germination effect.The diseases such as rice sheath blight disease, sigatoka, melon powdery mildew, mango anthracnose, pear scab are had to good preventive effect.Kresoxim-methyl not only has the bactericidal activity of wide spectrum, simultaneously with good protection and therapeutic action.Without cross resistance, and longer than the conventional sterilization agent lasting period with other conventional bactericide.There is the selectivity of height, to crop, people and animals and beneficial organism safety, substantially pollution-free to environment.
Difenoconazole; chemical name: suitable; the chloro-4-[4-methyl-2-of trans-3-(1H-1,2,4-triazol-1-yl methyl)-1; 3-bis-Evil pentane-2-yl] phenyl 4-chlorphenyl ether; triazole type systemic fungicide, has protection, treatment and systemic activity, is sterol demethylation inhibitor; suppress the biosynthesis of cell wall sterol, stop the growth of fungi.Fungicidal spectrum is wide, and leaf surface treatment or seed treatment can improve output and the guaranteed quality of crop.To Ascomycetes, Basidiomycetes with partly know disease including Alternaria, Ascochyta, the mould genus of tail spore, Colletotrichum, ball Cuo Pseudomonas, Phoma, Ramularia, Septoria, Venturia, Erysiphaceae, Uredinales and some Seedborne pathogen have lasting protection and therapeutic action.Also fine to bitter rot or anthracnose of grape, white rot effect.
Cyprodinil, chemical name: 4-cyclopropyl-6-methyl-N-phenyl pyrimidine-2-amine, anilino-pyrimidine series bactericidal agent, causes effect by the cell wall clastic enzyme that suppresses germ cell.Same triazole type, imidazoles, morpholine class, dicarboximide class, phenylpyrrole class etc. are without cross resistance, be mainly used in preventing and treating gray mold, powdery mildew, scab, net blotch, Ying's rot and wheat eyeprint disease etc., suitable crop is wheat, barley, grape, strawberry, fruit tree, vegetables, ornamental plants etc.
Own azoles alcohol; chemical name: (RS)-2-(2; 4-dichlorophenyl)-1-(1H-1; 2; 4-triazol-1-yl)-oneself-2-alcohol; belong to azoles fungicide, sterol demethylation inhibitor, has protection and the therapeutic action of broad spectrum activity to fungi especially basidiomycetes and the microbial disease of ascus.Destroy and stop the biosynthesis of the cell membrane important composition composition ergosterol of germ, cause cell membrane not form, make germ death.There is interior suction, protection and therapeutic activity.Effectively prevent and treat disease due to sac fungi, basidiomycetes and imperfect fungus, the disease especially Basidiomycetes and Ascomycetes being caused has excellent protection and eradicant action as powdery mildew, rust, scab, brown spot, anthracnose etc.Rice sheath blight disease is had to good preventive effect.Suitable crop and safety fruit tree be as apple, grape, banana, vegetables (melon and fruit, capsicum etc.), peanut, coffee, cereal crop and ornamental plants etc.
Fluoxastrobin, Chinese: (E)-2-{2-[6-(2-cyano-benzene oxygen) pyrimidine-4-yl oxygen oxygen] phenyl }-3-methoxy-methyl acrylate, belong to methoxy acrylic wide spectrum low toxicity type bactericide, by the electronics transmission of pinning between cytochrome b and C1, stop the synthetic of cell ATP, thereby restrain its mitochondrial respiratory and bring into play bacteriostasis.The bacterial strain that it produces resistance to 14-demethylation enzyme inhibitor, benzamides, dicarboxylic dihydrazides amine and benzimidazole is effective; there is protection, treat, root out, infiltration, systemic activity; nearly all Mycophytes (sac fungi, basidiomycetes, oomycetes and imperfect fungus) disease is all had to good activity as powdery mildew, rust, glume blight, net blotch, downy mildew, rice blast etc., and can be in plant corpus, degraded very soon in soil and water.Can be used for cauline leaf spraying, seed treatment, also can carry out soil treatment, be mainly used in the crops such as cereal, beans, melon, grape, potato, fruit tree, vegetables, coffee, lawn, forest, is one of bactericide of sales volume maximum in the world at present.
Prochloraz, chemical name: N-propyl group-N-[2-(2,4,6-Trichlorophenoxy) ethyl] imidazoles-1-formamide, for imidazoles is efficient, one of wide spectrum, low toxicity type bactericide.It works by suppressing the biosynthesis of sterol, has the multiple actions such as prevention, protection and treatment, and the multiple diseases that sac fungi and imperfect fungus are caused has splendid preventive effect.To the common rice blast of field crop, banded sclerotial blight, fruit tree leaves pinta, anthracnose, scab, leaf spot, the multiple diseases on melon beans rust, powdery mildew, turf and ornamental plants has treatment and eradicant action.
Epoxiconazole, chemical name: (2RS, 3RS)-1-[3-(2-chlorphenyl)-2,3-epoxy-2-(4-fluorophenyl) propyl group]-1H-1,2,4-triazole, belongs to one of novel triazole bactericidal agent.Its active component is by suppressing the synthetic of germ ergosterol, hinder the formation of germ cell wall, and the activity of fungal enzyme (14-dencthylase) is also had to very strong inhibitory action, compared with current known bactericide, the generation of the more effective inhibition disease fungus of energy.Epoxiconazole can also improve the chitinase activity of crop simultaneously, causes the contraction of fungi haustorium, suppresses germ and invades, and improves the immunocompetence of crop to disease.Epoxiconazole energy effectively preventing Cereal damping off, powdery mildew, eyeprint disease, leaf spot, powdery mildew, rust on the crop such as banana, green onion garlic, celery, Kidney bean, melon, asparagus, peanut, beet, and the disease such as the anthracnose on grape, white rot.
Propiconazole, chemical name: (±)-1-[2-(2,4-dichlorophenyl)-4-n-pro-pyl-DOX-2-ylmethyl]-1H-1,2,4-triazole, belongs to one of triazole type wide spectrum low toxicity type bactericide.Its mechanism of action is the biosynthesis that affects sterol, and the cell membrane function of pathogen is damaged, and finally causes cell death, thereby the effect that plays sterilization, diseases prevention and cure the disease has protection and therapeutic action; Propiconazole has interior absorption simultaneously, can be absorbed by the root of plant, stem, leaf portion, and can be soon in plant strain body on conduction, the plant disease that energy effectively preventing sac fungi, basidiomycetes and imperfect fungus cause, particularly to rice sheath blight disease, false smut, take-all, powdery mildew, rust, root rot, sigatoka has outstanding control efficiency.
Tebuconazole, chemical name: (RS)-1-rubigan-4,4-dimethyl-3-(1H-1,2,4-triazol-1-yl methyl) penta-3-alcohol, is triazole type high-efficiency broad-spectrum systemic fungicide.Main by suppressing the demethylation of sterol in disease fungus body, cause biomembranous formation be obstructed and bring into play bactericidal activity.Have protection, treatment and eradicant action, fungicidal spectrum is extremely wide, activity is high, using dosage is low, the lasting period is long.Can be rapidly after dispenser by plant leaf blade and Root Absorption and conduct upwards, downwards in plant corpus and be uniformly distributed, not only there is bactericidal activity, also can promote plant growth, improve the immunocompetence of crop.Can effectively prevent and treat the multiple diseases such as rust, powdery mildew, net blotch, root rot, head blight and the smut of cereal crop.
Flusilazole, chemical name: two (4-fluorophenyl) methyl (1H-1, the support of 2,4-triazol-1-yl methylene) silane, triazole bactericidal agent.This medicine is mainly the biosynthesis that destroys and stop the cell membrane important composition composition ergosterol of germ, causes cell membrane not form, and makes germ death.Effective to disease due to the germ of Ascomycetes, Basidiomycetes and Fungi Imperfecti, invalid to oomycetes.
Isoprothiolane, chemical name: 1,3-dithiolane-2-subunit Diisopropyl malonate.Belonging to efficient systemic fungicide, is the special effect agent of control rice blast.Rice blast is had to preventive and therapeutic action, can be absorbed by the each position of paddy rice, and be accumulated to leaf portion tissue, thus performance drug effect, resistance of rainwater washing against, and can doublely control plant hopper.
Thifluzamide, chemical name: 2, the bromo-2-methyl-4-of 6-bis-trifluoromethoxy-4-Trifluoromethyl-1,3-thiazole-5-carbonyl acyl is for aniline, thiophene thifluzamide is succinate dehydrogenase inhibitor, contain high activity fluorine ion, once it is combined with substrate or enzyme in biochemical pathway, be just difficult for recovering, there is strong interior conductivity and the long lasting effect of inhaling.The pathomycetes such as Rhizoctonia, Puccinia, Ustilago, Tilletia, corticium, nuclear cavity Pseudomonas are all had to activity, especially the fungus-caused disease of Basidiomycetes is had to special efficacy as banded sclerotial blight, damping off etc.
Fenoxanil, chemical name: N-(1-itrile group-1,2-dimethyl propyl)-2-(2,4-dichlorophenoxy) propionamide, belongs to acid amide fungicides.Be one novel in preventing and treating the systemic fungicide of rice blast, there is novel mechanism of action, belong to melanin biosynthesis inhibitor (MBI), on blade face with while using, prevent and treat rice blast effect under water splendid, and holding effect is remarkable.
At present, Difenoconazole, cyprodinil, own azoles alcohol, Fluoxastrobin, Prochloraz, epoxiconazole, propiconazole, Tebuconazole, Flusilazole, Isoprothiolane, thifluzamide, fenoxanil have missible oil, suspending agent, microemulsion, wetting powder, a water dispersible granules common on the market, there are long-term single a large amount of uses in this active component, make germ produce very strong resistance, be unfavorable for the further raising of drug effect, increased the difficulty of bacteria-treating, need to strengthen dosage and spray medicine number of times, not only improve labour intensity but also strengthened cost accounting.In addition, a large amount of uses of medicament, must cause the residual quantity of environment to increase, and to environment, cause certain pollution.
Patent publication No. CN1864484A discloses the combination sterilization composition based on kresoxim-methyl, comprise kresoxim-methyl and at least one triazole bactericidal agent compound, described triazole bactericidal agent compound is selected from least one in following compounds: Tebuconazole, own azoles alcohol, cyproconazole, Triadimenol, diclobutrazol, Flusilazole, nitrile bacterium azoles, fluorine ether Zuo, Difenoconazole, epoxiconazole, bromuconazole, furconazole_cis, penta ring azoles, penconazole, furconazole, etaconazole, fluorine bacterium azoles, hydroxyl bacterium azoles.After this invention is composite by triazole bactericidal agent and kresoxim-methyl, has reached synergy, doublely controlled, resisted the objects such as pesticide resistance, minimizing kresoxim-methyl consumption.The formulation of this composition is wettable powder granula, water dispersible granules or dry suspension emulsion, and the ultra low volume liquids composite with kresoxim-methyl there is not yet report both at home and abroad.
Patent publication No. CN1951189A discloses a kind of kresoxim-methyl microemulsion, it is characterized in that the percentage by weight of each component in formula is: kresoxim-methyl 15-50%, emulsifier 3-25%, bleeding agent 4-15%, cosolvent 2-20%, water 25-72%.Kresoxim-methyl microemulsion high-efficiency low-toxicity, low cost that this invention is prepared take kresoxim-methyl as former medicine, to environment-friendly.And kresoxim-methyl ultra low volume liquids there is not yet report both at home and abroad.
Ultra low volume spraying medication is a kind of special finish, be with special spraying apparatus by the agricultural chemicals liquor of minute quantity, be dispersed into the fine mist that diameter is about 30～80 μ m, be evenly distributed on plant stem-leaf, thereby effectively preventing disease, insect pest.Compared with the pesticidal preparations of conventional spray application, it has following characteristic:
1. spouting liquid is few, be only conventional spraying hundreds of/mono-(60～330mL/ mu).
2. droplet is little, and diameter is generally in 30～80 μ m left and right, and conventional spraying droplet diameter is at 200～600 μ m.
3. spray pattern is the spraying of drift cumulative bad, and conventional spraying is targetedly, facing to crop spraying.
What ultra low volume sprayed is the finish take solvent as carrier, and concentration is generally a few percent to tens; And the conventional aqua concentration spraying is low, be generally some thousandths of to ten thousand/several.
Summary of the invention
The object of the invention is the deficiency proposing for said method, provide a kind of work efficiency high, save agricultural chemicals, good drug efficacy, the ultra low volume liquids that contains kresoxim-methyl of synergistic function grow and is had to holding effect.
In order to solve the problems of the technologies described above, the present invention is achieved by the following technical solutions:
Containing the ultra low volume liquids of kresoxim-methyl, be with kresoxim-methyl, or kresoxim-methyl and active component II composite be active component, all the other used additives and solvent complement to 100% ultra low volume liquids; Active component II is any one in Difenoconazole, cyprodinil, own azoles alcohol, Fluoxastrobin, Prochloraz, epoxiconazole, propiconazole, Tebuconazole, Flusilazole, Isoprothiolane, thifluzamide or fenoxanil.
The weight content of described kresoxim-methyl is 0.5%～15%, and the weight content of active component II is 0～20%, and the weight content of auxiliary agent is 1%～15%, and solvent complements to 100%.
Described solvent is one or more combinations in aromatic hydrocarbon solvent, plant oil solvent and polar solvent;
(1) applicable aromatic hydrocarbon solvent comprises that trimethylbenzene, o-dichlorohenzene, the above heavy aromatics of C10 are as durene, diethylbenzene, methyl-propyl benzene, butylbenzene, methyl naphthalene, two wires oil;
(2) applicable plant oil solvent comprises soybean oil, cottonseed oil, rapeseed oil, castor oil, turpentine oil, and esterified vegetable oil is as methyl oleate, ethyl oleate;
(3) applicable polar solvent comprises that acetophenone, phenmethylol, methyl-sulfoxide, 1-METHYLPYRROLIDONE, DMF, DMA, the above alcohols of C6 are as n-hexyl alcohol, n-octyl alcohol, terpineol;
Preferably boiling point higher than 160 ℃, flash-point the solvent higher than 60 ℃.
Described auxiliary agent comprises surfactant, synergist, bleeding agent etc., be mainly used to improve adhesiveness, wetability and the permeability of preparation to crop and target, strengthen crop and the absorption of target to medicament, reduce the volatility of solvent, improve the stability of preparation, reduce the viscosity of preparation, thereby play the effect that improves drug effect.
Applicable surfactant is selected from fatty alcohol-polyoxyethylene ether, alkylphenol polyoxyethylene, phenethyl phenol polyethenoxy ether, alkylaryl polyoxyethylene polyoxypropylene ether, aliphatic alcohol polyoxyvinethene phosphate, alkylphenol polyoxyethylene phosphate, phenethyl phenol polyethenoxy ether phosphate, alkylaryl polyoxyethylene polyoxypropylene ether phosphate, castor oil polyoxyethylene ether, the combination of one or more in calcium dodecyl benzene sulfonate, preferred fat alcohol APEO, alkylphenol polyoxyethylene, phenethyl phenol polyethenoxy ether, alkylaryl polyoxyethylene polyoxypropylene ether, castor oil polyoxyethylene ether, calcium dodecyl benzene sulfonate.
Applicable synergist is selected from Synergistic Phosphorus, sulfoxide, piperonyl butoxide etc.
Applicable bleeding agent is selected from azone, thiophene ketone, oozes T etc. soon.Described ooze soon T and can directly on market, buy, be also fast penetrant T or fast T.
The concrete preparation method of ultra low volume liquids containing kresoxim-methyl of the present invention is, in the reaction vessel stirring at band, first with solvent by after active component stirring and dissolving, then add auxiliary component, be fully uniformly mixed, obtain containing kresoxim-methyl ultra low volume liquids; Technological parameter is, the speed control of mixing is 60～150 revs/min, and mixing time is 15～60 minutes, and temperature is normal temperature, and pressure is normal pressure.
Application process of the present invention is ultra low volume spraying, low-gallonage spraying or ultra low volume electrostatic spray.Conventionally with ultra low volume sprayer, spray, or with electrostatic atomiser spraying, also can add a small amount of water dilution and carry out low-gallonage spraying.According to disease, a situation arises determines suitable consumption, and conventionally ultra low volume spraying formulation rate is 1～5L/hm
2, low-gallonage spraying formulation rate is 5～50L/hm
2, electrostatic spray formulation rate is 1～5L/hm
2.
Compared with prior art, the invention has the beneficial effects as follows:
1. work efficiency is high, and control in time.Can prevent and treat timely and effectively explosive insect.
2. save agricultural chemicals.Compared with routine spraying, generally can save agricultural chemicals more than 30%.
3. water or water are not little.Heavy physical labor, the especially drought such as saved water intaking, make up a prescription and the hilly ground of fetching water difficult are used, more convenient.
4. good drug efficacy, holding effect is long.Oil agricultural chemicals is easy to penetrate fat-soluble insect body surface and enters in pest body, show as desinsection rapidly, good drug efficacy; High boiling auxiliary agent, can play the protective effects such as resistant to hydrolysis, anti-oxidant, anti-photodissociation to active component, shows as holding effect long.
5. Synergistic, delaying drug resistance.Kresoxim-methyl is rationally composite from other bactericide of the different mechanisms of action, Synergistic be can play, the generation of disease resistance and the effect of life cycle that extends medicament delayed.
Embodiment
Below in conjunction with embodiment, the present invention is described in further detail, but embodiments of the present invention are not limited to the scope that embodiment represents.
Example 1
0.5% kresoxim-methyl ultra low volume liquids
Preparation technology: in the reaction vessel stirring at band, by formula rate first with solvent by after active component kresoxim-methyl stirring and dissolving, then add auxiliary component, be fully uniformly mixed, obtain 0.5% kresoxim-methyl ultra low volume liquids; Technological parameter is: mixing speed control is 60～150 revs/min, and mixing time is 15～60 minutes, and temperature is normal temperature, and pressure is normal pressure.
According to the preparation technology identical with embodiment 1, preparation following examples.
Example 2
3% kresoxim-methyl ultra low volume liquids
Example 3
5% kresoxim-methyl ultra low volume liquids
Example 4
15% kresoxim-methyl ultra low volume liquids
Example 5
4% kresoxim-methyl Difenoconazole ultra low volume liquids
Example 6
28% kresoxim-methyl Difenoconazole ultra low volume liquids
Example 7
6% kresoxim-methyl cyprodinil ultra low volume liquids
Example 8
23% kresoxim-methyl cyprodinil ultra low volume liquids
Example 9
The own azoles alcohol of 4% kresoxim-methyl ultra low volume liquids
Example 10
The own azoles alcohol of 20% kresoxim-methyl ultra low volume liquids
Example 11
5% kresoxim-methyl Fluoxastrobin ultra low volume liquids
Example 12
18% kresoxim-methyl Fluoxastrobin ultra low volume liquids
Example 13
6% kresoxim-methyl Prochloraz ultra low volume liquids
Example 14
18% kresoxim-methyl Prochloraz ultra low volume liquids
Example 15
3% kresoxim-methyl epoxiconazole ultra low volume liquids
Example 16
8% kresoxim-methyl epoxiconazole ultra low volume liquids
Example 17
5% kresoxim-methyl propiconazole ultra low volume liquids
Example 18
15% kresoxim-methyl propiconazole ultra low volume liquids
Example 19
6% kresoxim-methyl Tebuconazole ultra low volume liquids
Example 20
10% kresoxim-methyl Tebuconazole ultra low volume liquids
Example 21
16% kresoxim-methyl Flusilazole ultra low volume liquids
Example 22
13% kresoxim-methyl Flusilazole ultra low volume liquids
Example 23
18% kresoxim-methyl Isoprothiolane ultra low volume liquids
Example 24
23% kresoxim-methyl Isoprothiolane ultra low volume liquids
Example 25
6% kresoxim-methyl thifluzamide ultra low volume liquids
Example 26
5% kresoxim-methyl thifluzamide ultra low volume liquids
Example 27
10% kresoxim-methyl fenoxanil ultra low volume liquids
Example 28
25% kresoxim-methyl fenoxanil ultra low volume liquids
The field efficacy measurement result of carrying out in conjunction with the application embodiment of the present invention 1～28 more below, furthermore bright beneficial effect of the present invention.
Application Example 1:
Prevent and treat the field trial of rice sheath blight disease
Four medicaments and 30% kresoxim-methyl SC, 50% kresoxim-methyl WGD that the embodiment of the present invention 3,5,7,9 is obtained carry out field control effectiveness test, and establishing each community area is rice area 60m
2, repeat 3 times; 3,5,7,9 four ultra low volume liquids ultra low volume sprayings of embodiment, 30% kresoxim-methyl SC, two contrast medicaments of 50% kresoxim-methyl WGD are watered spraying by routine; 7 days, 14 days investigation preventive effects after medicine, the method for investigation drug effect is: 5 pockets are investigated in each community, and every pocket is got a point by east, south, west, north, middle direction, every some investigation 2 strains, record total strain number and diseased plant number at different levels, check the occurrence degree of banded sclerotial blight.Result of the test is as table 1:
The control efficiency of table 1 to rice sheath blight disease
Field test results shows, the ultra low volume liquids of kresoxim-methyl is better than conventional water dispersible granules and suspending agent to the preventive effect of rice sheath blight disease, and lasting effect is more excellent.
Application Example 2:
The field trial of biocontrol of mango anthracnose.
Two kinds of mixtures and 30% kresoxim-methyl SC that the embodiment of the present invention 11,13 is obtained carry out field control effectiveness test, establish each community and are chosen to mango 4 strains in age, repeat 4 times; 11,13 two ultra low volume liquids ultra low volume sprayings of embodiment, 30% kresoxim-methyl SC is watered spraying by routine; 14 days investigation preventive effects after medicine, the method for investigation drug effect is: two strains are investigated in each community, and every strain is got a point by east, south, west, north, middle direction, every some investigation 2 strains, record total strain number and diseased plant number at different levels, check the occurrence degree of mango anthracnose.Result of the test is as table 2:
The control efficiency of table 2 to mango anthracnose
Field test results shows, the effectively biocontrol of mango anthracnose of ultra low volume liquids that kresoxim-methyl is composite, and effect is better than the control efficiency of kresoxim-methyl single dose.
Application Example 3:
Prevent and treat the field trial of sigatoka.
Two kinds of mixtures and 30% kresoxim-methyl SC that the embodiment of the present invention 16,17 is obtained carry out field control effectiveness test, establish each community and select approximately 1.5 meters of high banana 5 strains, repeat 4 times; 16,17 two ultra low volume liquids ultra low volume sprayings of embodiment, 30% kresoxim-methyl SC is watered spraying by routine; 14 days investigation preventive effects after medicine, the method for investigation drug effect is: two strains are investigated in each community, and every strain is got a point by east, south, west, north, middle direction, every some investigation 2 strains, record total number of sheets and the sick number of sheets at different levels, check the occurrence degree of leaf spot.Result of the test is as table 3:
The control efficiency of table 3 to sigatoka
Field test results shows, the composite ultra low volume liquids of kresoxim-methyl can effectively be prevented and treated sigatoka, and effect is better than the control efficiency of kresoxim-methyl single dose.
Application Example 4:
Prevent and treat the field trial of powdery mildew of cucumber.
Two kinds of mixtures and 30% kresoxim-methyl SC that the embodiment of the present invention 19,22 is obtained carry out field control effectiveness test, establish each community and select to transplant the cucumber ground 40m of 2 months
2, repeat 4 times; 19,22 two ultra low volume liquids ultra low volume sprayings of embodiment, 30% kresoxim-methyl SC is watered spraying by routine; 14 days investigation preventive effects after medicine, the method for investigation drug effect is: 5 samplings of each community diagonal, every some investigation 3 strains, record total number of sheets and the sick number of sheets at different levels, check the occurrence degree of powdery mildew of cucumber.Result of the test is as table 4:
The control efficiency of table 4 to powdery mildew of cucumber
Field test results shows, the composite ultra low volume liquids of kresoxim-methyl can effectively be prevented and treated melon powdery mildew, and effect is better than the control efficiency of kresoxim-methyl single dose.
Claims (1)
1. containing the ultra low volume liquids of kresoxim-methyl, it is characterized in that: it is that all the other used additives and solvent complement to 100% ultra low volume liquids take kresoxim-methyl and active component II as active component; Active component II is any one in cyprodinil, own azoles alcohol, Prochloraz, propiconazole, Tebuconazole, Flusilazole, Isoprothiolane, thifluzamide or fenoxanil;
The weight content of described kresoxim-methyl is 0.5%～15%, and the weight content of active component II is 0～20%, and the weight content of auxiliary agent is 1%～15%, and solvent complements to 100%;
Described auxiliary agent comprises surfactant, synergist, bleeding agent; Surfactant is one or more the combination in fatty alcohol-polyoxyethylene ether, alkylphenol polyoxyethylene, phenethyl phenol polyethenoxy ether, alkylaryl polyoxyethylene polyoxypropylene ether, aliphatic alcohol polyoxyvinethene phosphate, alkylphenol polyoxyethylene phosphate, phenethyl phenol polyethenoxy ether phosphate, alkylaryl polyoxyethylene polyoxypropylene ether phosphate, castor oil polyoxyethylene ether, calcium dodecyl benzene sulfonate; Synergist is Synergistic Phosphorus, sulfoxide, piperonyl butoxide; Bleeding agent is azone, thiophene ketone, oozes T soon;
Described solvent is one or more combinations in aromatic hydrocarbon solvent, plant oil solvent and polar solvent; Aromatic hydrocarbon solvent comprises trimethylbenzene, o-dichlorohenzene, the above heavy aromatics of C10; Plant oil solvent comprises soybean oil, cottonseed oil, rapeseed oil, castor oil, turpentine oil, esterified vegetable oil; Polar solvent comprises acetophenone, phenmethylol, methyl-sulfoxide, 1-METHYLPYRROLIDONE, DMF, DMA, the above alcohols of C6;
The above heavy aromatics of described C10 is durene, diethylbenzene, methyl-propyl benzene, butylbenzene, methyl naphthalene, two wires oil; Esterified vegetable oil is methyl oleate, ethyl oleate; The above alcohols of C6 is n-hexyl alcohol, n-octyl alcohol, terpineol.
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| CN102626080A (en) * | 2012-04-12 | 2012-08-08 | 广西田园生化股份有限公司 | Ultralow-volume liquid containing cyprodinil |
| CN102696624A (en) * | 2012-06-29 | 2012-10-03 | 青岛星牌作物科学有限公司 | Bactericidal composition containing difenoconazole and kresoxim-methyl |
| CN102805085B (en) * | 2012-07-23 | 2015-07-08 | 广东中迅农科股份有限公司 | Sterilization composition containing dimoxystrobin and thifluzamide |
| CN102835418A (en) * | 2012-08-22 | 2012-12-26 | 广西田园生化股份有限公司 | Sterilization combination containing simeconazole and methoxy acrylic ester germicides |
| CN104604898A (en) * | 2012-09-13 | 2015-05-13 | 陕西美邦农药有限公司 | Dimoxystrobin-contained bactericidal composition |
| CN102835401B (en) * | 2012-09-24 | 2014-05-07 | 天津市汉邦植物保护剂有限责任公司 | Bactericidal composition containing kresoxim-methyl and tebuconazole and application |
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| CN107047576A (en) * | 2017-03-07 | 2017-08-18 | 南京华洲药业有限公司 | A kind of bactericidal composition and its application containing fluoxastrobin and kresoxim-methyl |
| CN110074120A (en) * | 2019-06-01 | 2019-08-02 | 贵州大学 | The efficiently synergistic combination of collaboration prevention and control rice blast and banded sclerotial blight |
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| WO2004062367A1 (en) * | 2003-01-10 | 2004-07-29 | Battelle Memorial Institute | Sprayable non-aqueous, oil-continuous microemulsions and methods of making same |
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