CN102550608B - Composition containing epoxiconazole as fungicide and application of the composition - Google Patents
Composition containing epoxiconazole as fungicide and application of the composition Download PDFInfo
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- CN102550608B CN102550608B CN 201110450963 CN201110450963A CN102550608B CN 102550608 B CN102550608 B CN 102550608B CN 201110450963 CN201110450963 CN 201110450963 CN 201110450963 A CN201110450963 A CN 201110450963A CN 102550608 B CN102550608 B CN 102550608B
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Abstract
The invention discloses a composition containing epoxiconazole as fungicide. The active components of the composition consist of epoxiconazole and pyrimidine nucleoside antibiotic; the weight proportion of the epoxiconazole and pyrimidine nucleoside antibiotic is 0.1-20:1. The invention also discloses the following application of the composition containing epoxiconazole as fungicide: the composition is applicable to preventing and controlling the diseases of cereal crops, such as Rhizoctonia rot, powdery mildew, eye spot, rice sheath blight or false smut and the like.
Description
Technical field
The present invention relates to a kind of composite bactericide and uses thereof, specifically a kind of composition and use thereof that contains the bactericide epoxiconazole.
Background technology
Epoxiconazole is a kind of interior absorption triazole bactericidal agent, its active component epoxiconazole suppresses the synthetic of germ ergosterol, hinder the formation of germ cell wall, and the epoxiconazole molecule has powerful compatibility to a kind of fungal enzyme (14-dencthylase), compare with at present known bactericide, can more effectively suppress the germ fungal pathogens.Epoxiconazole can improve all fourth matter enzymic activitys of crop, causes the contraction of fungi haustorium, suppresses germ and invades, and this is epoxiconazole unique characteristic in all triazole type products.Ten multiple diseases such as a series of cereal crops such as damping off, powdery mildew, eyeprint disease are had good preventive and therapeutic effect, and can prevent and treat the diseases such as sugar beet, peanut, rape, lawn, coffee, paddy rice and fruit tree.It not only has good protection, treats and roots out activity, and has interior suction and better residual activity.
Absorption is strong in the epoxiconazole, can be absorbed by plant rapidly and conducts to susceptible position, disease is infected immediately stop, and local dispenser control thoroughly.Lasting period is splendid, and as reaching more than 40 days in the bacteriostasis on the cereal, effect is stayed in remarkable holding, and has reduced medication number of times and labour costs.It can effectively control disease, can improve by the activity of regulatory enzyme the biochemical disease resistance of crop self again, and the disease resistance of crop itself is strengthened greatly.Can make the leaf look greener, thereby guarantee the crop photosynthesis maximization, improve output and improve quality.
Its using dosage is generally 75～125 gram active ingredient/hectares, and spraying is processed.Common formulations: 12.5% epoxiconazole SC, 7.5% epoxiconazole EC.
Antibiotic in pyrimidine nucleoside class claims again pesticide corrosion 120, antimycoin 120, also be 120 agricultural antibiotics (TF120), the antibiotic in pyrimidine nucleoside class of China's independent development, be a kind of efficient, wide spectrum, interior absorption, slow resistance, pollution-free, noresidue, hypotoxicity, good with Environmental compatibility, with the naturally mutually multipurpose bactericial agent of harmony.Its disease-resistant spectrum is wide, enter in the plant corpus after, can directly hinder the synthetic of pathogen protein, cause the death of germ, reach disease-resistant purpose.It has the double action of protection and treatment to crop, thereby improves resistance against diseases and the immunocompetence of crop, and its protection and preventive and therapeutic effect are better than treatment, killing action.It has obvious spread effect to plant, and pathogen is had strong inhibitory action.It has increase yield significantly, improve quality, the leaf look dark green, robust plant, growth are accelerated, the heavy advantages such as increase, ghost minimizing of grain.Antibiotic in pyrimidine nucleoside class belongs to biologic product, and multiple fungal disease is had good control efficiency, and crop is had the effect of significant stimulating growth.To people and animals' low toxicity, the powdery mildew of various crop, anthracnose, leaf spot, banded sclerotial blight, cucurbits fusarium wilt etc. there is preferably control efficiency.
Its using dosage is generally 60～120 gram active ingredient/hectares, and spraying is processed.Common formulations: 2% pesticide corrosion 120 aqua, 4% pesticide corrosion 120 aqua.
At present tetraconazole, the pure and mild propiconazole of own azoles and the composite bactericidal pesticide composition of producing of antibiotic in pyrimidine nucleoside class have been arranged, for example:
" a kind of bactericidal composition that contains tetraconazole " of application number 200910206222.8 informs: the weight ratio of tetraconazole and antibiotic in pyrimidine nucleoside class is 50: 1～1: 10;
" a kind of antibiotic in pyrimidine nucleoside class and the own azoles alcohol composite bactericide " of application number 201010184925.8 informs: contain antibiotic in pyrimidine nucleoside class 0.1～50%, own azoles alcohol 0.1～70%.
Application number 201010184939.X " a kind of antibiotic in pyrimidine nucleoside class and propiconazole compound bactericide " informs: contain antibiotic in pyrimidine nucleoside class 0.1～50%, propiconazole 0.1～70%.
But, still do not have the composite bactericidal pesticide composition of antibiotic in pyrimidine nucleoside class and epoxiconazole at present.
Summary of the invention
The technical problem to be solved in the present invention provides a kind of by epoxiconazole and the composite composition and use thereof that forms of antibiotic in pyrimidine nucleoside class.
In order to solve the problems of the technologies described above, the invention provides a kind of composition that contains the bactericide epoxiconazole, the active component of said composition is comprised of epoxiconazole and antibiotic in pyrimidine nucleoside class.
As the improvement that contains the composition of bactericide epoxiconazole of the present invention: the weight ratio of epoxiconazole and antibiotic in pyrimidine nucleoside class is: 0.1～20: 1; Be preferably 0.1～10: 1, be more preferred from 0.1～1: 1; The best is 0.1～0.2: 1.
As the further improvement that contains the composition of bactericide epoxiconazole of the present invention: active component accounts for 0.8%～70% of composition gross weight; Be preferably active component and account for 5%～60% of composition gross weight, be more preferred from active component and account for 10%～50% of composition gross weight.
The present invention also provides the above-mentioned purposes that contains the composition of bactericide epoxiconazole simultaneously: be used for control cereal crop disease.The cereal crop disease comprises damping off, powdery mildew, eyeprint disease, rice sheath blight disease or false smut etc.
In the composition that contains the bactericide epoxiconazole of the present invention, except active component, all the other are to allow in the conventional pesticide to use and acceptable is assisted composition.
The composition that contains the bactericide epoxiconazole of the present invention has following advantage:
1, a kind of chemical bactericide of long-term single use easily produces resistance, and antibiotic in pyrimidine nucleoside class has the effect of delaying drug resistance.
2, both is combined with obvious synergistic effect.
3, both composite fungicidal spectrums that greatly improved have remedied many conventional sterilization agent narrow range such as carbendazim, thiophanate methyl, triazolone, mancozeb, to the relatively poor deficiency that waits of biological target disease control, have satisfied the actual needs of China's agricultural production.
4, epoxiconazole is the bactericide of low toxicity, safety, meets that World Health Organization's medicament is residual, the toxicity criterion.Antibiotic in pyrimidine nucleoside class is formed by rice fermentation, belongs to the antibiotics bactericide, have efficient, wide spectrum, strong, the slow resistance of interior suction, pollution-free, noresidue, nuisanceless, toxicity is low, with the characteristics such as Environmental compatibility is good.According to China's agricultural chemicals acute toxicity grading criteria, no matter be per os or percutaneous toxicity index, both all belong to low-toxin farm chemicals.
Actual usage and the consumption of bactericidal pesticide composition of the present invention are as follows: its each using dosage is generally 60～120 gram active ingredient (being active component)/hectares, and spraying is processed.
The present invention can be mixed with the emulsion-type bactericide: 0.8～70% active ingredient, 5%～10% cosolvent, 10%～80% water and 5%～20% the surfactants such as emulsifier.
The present invention also can be mixed with powder/grain type bactericide: the surfactant such as 0.8～70% active ingredient, dispersion moisture agent of 5%～15% and adsorbent/filler of 25%～85%.
The present invention also can be mixed with the suspending agent type bactericide: the surfactant such as 0.8～70% active ingredient, dispersant of 5%～20% and 20%～80% water.
The composition that contains the bactericide epoxiconazole of the present invention, in actual use, according to controlling object with use the different of crop, can be processed into the various pesticidal preparations of different content and formulation, for example emulsion-type bactericide, powder/grain type bactericide and aqueous suspension formulation bactericide.Because the difference of constituent content, the emulsion-type bactericide can be divided into aqueous emulsion (EW) and micro-emulsion type (ME), powder/grain type bactericide can be divided into wetting powder (WP) and water dispersible granules (WG), and the suspending agent type bactericide is mainly aqueous suspension agent (SC).
The above-mentioned various formulations that contain the composition of bactericide epoxiconazole all are to adopt conventional production process to be formed by active component configuration of the present invention, the conventional variety of the usefulness of producing when related emulsifier, solvent, adsorbent/filler are the configuration agricultural chemicals.Such as: emulsifier can be selected agricultural newborn 33#, Nongru-700 # or agricultural newborn 602# etc., and solvent can be selected dimethylbenzene, DMF or ethanol, and adsorbent/filler can be selected diatomite, white carbon or perlite etc.
Embodiment
Part described in following examples is weight portion.Epoxiconazole and antibiotic in pyrimidine nucleoside class all refer to nt wt net weight.
Embodiment 1, a kind of composition EW that contains the bactericide epoxiconazole, its one-tenth by following weight portion is grouped into: 10 parts of 2 parts of epoxiconazoles and antibiotic in pyrimidine nucleoside class, 5 parts of cosolvents (dimethylbenzene), 8 parts of emulsifier (TX-10), 2.6 parts of dispersants (SX), 5 parts of antifreezing agents (glycerine), 0.5 part of defoamer (WJX-1), 0.5 part of thickener (xanthans) are supplemented to 100 parts with deionized water.
Embodiment 2, a kind of composition EW that contains the bactericide epoxiconazole, its one-tenth by following weight portion is grouped into: 10.9 parts of 1.1 parts of epoxiconazoles and antibiotic in pyrimidine nucleoside class, 5 parts of cosolvents (dimethylbenzene), 8 parts of emulsifier (TX-10), 2.6 parts of dispersants (SX), 5 parts of antifreezing agents (glycerine), 0.5 part of defoamer (WJX-1), 0.5 part of thickener (xanthans) are supplemented to 100 parts with deionized water.
Embodiment 3, a kind of composition EW that contains the bactericide epoxiconazole, its one-tenth by following weight portion is grouped into: 6 parts of epoxiconazoles and 6 parts of antibiotic in pyrimidine nucleoside class, 10 parts of cosolvents (dimethylbenzene), 8 parts of emulsifier 1 (TX-10), 2 parts of emulsifier 2 (Span-60#), 3 parts of emulsifier 3 (farming breast 1601), 4 parts of antifreezing agents (ethylene glycol), 0.5 part of defoamer (WJX-1), 0.5 part of thickener (xanthans) are supplemented to 100 parts with deionized water.
Embodiment 4, a kind of composition SC that contains the bactericide epoxiconazole, its one-tenth by following weight portion is grouped into: 10 parts of epoxiconazoles and 2 parts of antibiotic in pyrimidine nucleoside class, 4 parts of emulsifier (0201B T-20), 2.5 parts of suspending agents (white carbon), 2.5 parts of diffusants (NNO D-425), 5 parts of antifreezing agents (glycerine), 0.5 part of defoamer (WJX-1), 0.5 part of thickener (carboxymethyl cellulose), deionized water is supplemented to 100 parts.
Embodiment 5, a kind of composition SC that contains the bactericide epoxiconazole, its one-tenth by following weight portion is grouped into: 5 parts of epoxiconazoles and 5 parts of antibiotic in pyrimidine nucleoside class, 5 parts of emulsifier (0201B T-20), 3 parts of suspending agents (white carbon), 2 parts of diffusants (NNO D-425), 4 parts of antifreezing agents (glycerine), 0.5 part of defoamer (WJX-1), 0.5 part of thickener (polyvinyl alcohol 2000), deionized water is supplemented to 100 parts.
Embodiment 6, a kind of composition WG that contains the bactericide epoxiconazole, its one-tenth by following weight portion is grouped into: 8 parts of epoxiconazoles and 2 parts of antibiotic in pyrimidine nucleoside class, 3 parts of TERSPERSE 2700 (polycarboxylate), 2 parts of diffusants (NNOD-425), 3 parts of Nekal BXs, 2 parts of lauryl sodium sulfate, 3 parts in diatomite, 5 parts of glucose, kaolin is supplemented to 100 parts.
Embodiment 7, a kind of composition WG that contains the bactericide epoxiconazole, its one-tenth by following weight portion is grouped into: 4 parts of epoxiconazoles and 6 parts of antibiotic in pyrimidine nucleoside class, 3 parts of TERSPERSE 2700 (polycarboxylate), 3 parts of diffusants (NNO D-425), 2 parts of Nekal BXs, 1 part of lauryl sodium sulfate, 1 part of sanlose, 3 parts in diatomite, 3 parts in urea, 10 parts of water soluble starchs, bentonite is supplemented to 100 parts.
The above-mentioned composition that contains the bactericide epoxiconazole has been carried out following field trial has proved that it prevents and treats the rice sheath blight disease drug effect:
This test is located at Suburban District of Hangzhou, and the area of every experimental plot is 1200m approximately
2, preceding crop is paddy rice.Paddy rice sowing on June 20th, 2010, July 28 transplanted, Routine Management.Augusts 30 in 2011 sprays is medicine for the first time, and spray in September 15 is medicine for the second time, spray altogether 2 times, September 30 the investigation prevention effect.
Following experimental group is set respectively, and the used composition that contains the bactericide epoxiconazole and each formulation rate are respectively:
Embodiment 1 described composition EW (i.e. 12% epoxiconazole pesticide corrosion 120) per hectare is respectively 500g, 600g and 1000g;
Embodiment 2 described composition EW (i.e. 12% epoxiconazole pesticide corrosion 120) per hectare is respectively 500g, 600g and 1000g;
Embodiment 3 described composition EW (i.e. 12% epoxiconazole pesticide corrosion 120) per hectare is respectively 500g, 600g and 1000g;
Embodiment 4 described composition SC (i.e. 12% epoxiconazole pesticide corrosion 120) per hectare is respectively 500g, 600g and 1000g;
Contrast medicament 1:4% (mass concentration) pesticide corrosion 120 aqua per hectare 3000g;
Contrast medicament 2:12% (mass concentration) epoxiconazole SC per hectare 1000g;
Take the water spray contrast as CK.
The drug effect computational methods adopt the form of presentation of conventional control efficiency (%).
Control efficiency sees Table 1.
Table 110% epoxiconazole pesticide corrosion 120 SC prevents and treats the rice sheath blight disease effect
Annotate: repeating in the above-mentioned table 1 represents the number of repetition tested, and namely the number of the residential quarter (repetition) that arranges should be processed in the field.
We learn from above-mentioned table 1: under the prerequisite of the effective dose of identical active component, effect was best when the weight ratio of epoxiconazole of the present invention and antibiotic in pyrimidine nucleoside class was 0.2: 1 (as described in Example 1) and 0.1: 1 (as described in Example 2), effect when the weight ratio that obviously is better than epoxiconazole and antibiotic in pyrimidine nucleoside class is 1: 1 (as described in Example 3) and 5: 1 (as described in Example 4), the effect when more greatly being better than epoxiconazole and antibiotic in pyrimidine nucleoside class and using separately.
At last, it is also to be noted that, what more than enumerate only is several specific embodiments of the present invention.Obviously, the invention is not restricted to above embodiment, many distortion can also be arranged.All distortion that those of ordinary skill in the art can directly derive or associate from content disclosed by the invention all should be thought protection scope of the present invention.
Claims (6)
1. contain the composition of bactericide epoxiconazole, it is characterized in that: the active component of said composition is comprised of epoxiconazole and antibiotic in pyrimidine nucleoside class; The weight ratio of described epoxiconazole and antibiotic in pyrimidine nucleoside class is 0.1 ~ 0.2:1.
2. the composition that contains the bactericide epoxiconazole according to claim 1, it is characterized in that: described active component accounts for 0.8%～70% of composition gross weight.
3. the composition that contains the bactericide epoxiconazole according to claim 2, it is characterized in that: described active component accounts for 5%～60% of composition gross weight.
4. the composition that contains the bactericide epoxiconazole according to claim 3, it is characterized in that: described active component accounts for 10%～50% of composition gross weight.
5. such as the arbitrary described purposes that contains the composition of bactericide epoxiconazole of claim 1 ~ 4, it is characterized in that: be used for control cereal crop disease.
6. the purposes that contains the composition of bactericide epoxiconazole according to claim 5 is characterized in that: described cereal crop disease is that damping off, powdery mildew, eyeprint are sick, rice sheath blight disease or false smut.
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| CN 201110450963 CN102550608B (en) | 2011-12-29 | 2011-12-29 | Composition containing epoxiconazole as fungicide and application of the composition |
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| CN103355353B (en) * | 2012-04-06 | 2017-04-05 | 黄宝兰 | A kind of bactericidal composition containing antibiotic in pyrimidine nucleoside class Yu triazole type |
| CN103081951B (en) * | 2013-01-28 | 2014-11-12 | 浙江省桐庐汇丰生物化工有限公司 | Compound pesticide containing pyrimidine nucleoside antibiotic and penconazole and application of compound pesticide |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1957700A (en) * | 2006-10-31 | 2007-05-09 | 陕西绿盾生物制品有限责任公司 | Wettable powder of high containing antibiotic in pyrimidine nucleoside class, and preparation method |
| CN101669524A (en) * | 2009-10-16 | 2010-03-17 | 深圳诺普信农化股份有限公司 | Bactericide composition with tetraconazole |
| CN101766170A (en) * | 2009-01-05 | 2010-07-07 | 李军民 | Epoxiconazole suspension concentrate and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1957700A (en) * | 2006-10-31 | 2007-05-09 | 陕西绿盾生物制品有限责任公司 | Wettable powder of high containing antibiotic in pyrimidine nucleoside class, and preparation method |
| CN101766170A (en) * | 2009-01-05 | 2010-07-07 | 李军民 | Epoxiconazole suspension concentrate and preparation method thereof |
| CN101669524A (en) * | 2009-10-16 | 2010-03-17 | 深圳诺普信农化股份有限公司 | Bactericide composition with tetraconazole |
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Effective date of registration: 20230724 Address after: 311599 No. 311, Yangtang Road, Tongjun street, Tonglu County, Hangzhou City, Zhejiang Province Patentee after: ZHEJIANG TONGLU HUIFENG BIOSCIENCE Co.,Ltd. Address before: Room 403, Unit 2, Building 1, Nanyang New Village, Tonglu County, Hangzhou City, Zhejiang Province 311599 Patentee before: Xu Hongming |
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