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CN105638670A - Germicidal composition prepared from triflumizole and SYP-Z048 - Google Patents

Germicidal composition prepared from triflumizole and SYP-Z048 Download PDF

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Publication number
CN105638670A
CN105638670A CN201610162525.4A CN201610162525A CN105638670A CN 105638670 A CN105638670 A CN 105638670A CN 201610162525 A CN201610162525 A CN 201610162525A CN 105638670 A CN105638670 A CN 105638670A
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CN
China
Prior art keywords
bacterium azoles
pyridine
pesticide
syp
triflumizole
Prior art date
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CN201610162525.4A
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Chinese (zh)
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CN105638670B (en
Inventor
吴泽伟
邹勇
谢石发
康逢斌
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Hu'nan Agricultural University Heartale Agrochemicals Co Ltd
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Hu'nan Agricultural University Heartale Agrochemicals Co Ltd
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    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01NPRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N43/00Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
    • A01N43/48Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with two nitrogen atoms as the only ring hetero atoms
    • A01N43/501,3-Diazoles; Hydrogenated 1,3-diazoles
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01NPRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N43/00Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
    • A01N43/72Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with nitrogen atoms and oxygen or sulfur atoms as ring hetero atoms
    • A01N43/80Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with nitrogen atoms and oxygen or sulfur atoms as ring hetero atoms five-membered rings with one nitrogen atom and either one oxygen atom or one sulfur atom in positions 1,2

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  • Life Sciences & Earth Sciences (AREA)
  • Agronomy & Crop Science (AREA)
  • Pest Control & Pesticides (AREA)
  • Plant Pathology (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Dentistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Zoology (AREA)
  • Environmental Sciences (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)

Abstract

The invention discloses a germicidal composition prepared from triflumizole and SYP-Z048, prepared from effective components and a pesticide adjuvant; the effective components are the triflumizole and the SYP-Z048, the weight ratio of the triflumizole to the SYP-Z048 is 1 : 10 - 10 : 1, and the weight percentage of the weight sum of the triflumizole and the SYP-Z048 in the composition is 1 to 70 percent. According to actual application requirements, the germicidal composition can be prepared into one of emulsion in water, microemulsion, a suspending agent, wettable powder and a water dispersible granule, and is used for preventing and treating grape powdery mildew; compared with a single agent, the prevention and treatment effect of the germicidal composition is obviously improved, the usage dosage of a pesticide is lowered, the pesticide use frequency is reduced, the pesticide cost is lowered, and the adverse effect of the pesticide to ecological environment is reduced.

Description

A kind of bactericidal composition containing fluorine bacterium azoles and pyridine bacterium azoles
Technical field
The present invention relates to a kind of bactericidal composition containing fluorine bacterium azoles and pyridine bacterium azoles, be used for preventing and treating uncinula necator.
Background technology
The resistance problem of agricultural disease is a global problem, is always up the emphasis problem that agricultural science and technology worker pays close attention to. Along with the continuity year in year out of disease chemical prevention, the increase of Pesticide use amount and not scientifical use pesticide, pathogenic bacteria resistance is day by day serious, and the pathogenic bacteria kind producing resistance is on the increase. Meanwhile, the use pesticide of high intensity, cause Practice for Pesticide Residue in Agricultural Products to exceed standard, environmental pollution and peasant's drug cost increase etc., be unfavorable for agricultural sustainable development. Therefore, research and development efficiently, low toxicity, environmental protection bactericide agricultural chemicals agricultural sustainable development is had positive effect.
Fluorine bacterium azoles, is sterol synthesis inhibition antibacterial, has protection, interior suction and therapeutic activity, to crop powdery mildew excellent effect such as Fructus Vitis viniferae, Fructus Fragariae Ananssae, Fructus Cucumidiss sativi.
Pyridine bacterium azoles is sterol synthesis inhibition antibacterial, can be efficiently controlled generation and the harm of leaf not disease on the ground by root application, it is also possible to be used for spraying; Pyridine bacterium azoles has the bactericidal activity of wide spectrum, has protection and therapeutical effect and good interior absorption, to the gray mold of various crop, powdery mildew excellent effect simultaneously.
The mixture of different pesticide species, is the common methods of preventing and treating agricultural pest. Screened by formulation of pesticide, filter out rational formula, actual prevention effect can be effectively improved, reduce dosage, reduce cost, delay the drug-fast generation of pest and disease damage, be the important means of agricultural synthesis improvement. The recipe determination of fluorine bacterium azoles and pyridine bacterium azoles is conducted in-depth research by the present inventor, it has been found that fluorine bacterium azoles and pyridine bacterium azoles carry out mixture has obvious potentiation in certain mixed ratio scope to multiple fungus, after further study, completes the present invention.
Combination and the application of fluorine bacterium azoles and pyridine bacterium azoles there is no report at present.
Summary of the invention
It is an object of the invention to provide a kind of efficient, low toxicity and the lasting period is long, can effectively prevent and treat a kind of bactericidal composition containing fluorine bacterium azoles and pyridine bacterium azoles of agricultural fungal evil.
For solving the problems referred to above, the technical solution adopted in the present invention is: a kind of bactericidal composition containing fluorine bacterium azoles and pyridine bacterium azoles, it is made up of effective ingredient and insecticides adjuvant, effective ingredient is fluorine bacterium azoles and pyridine bacterium azoles, the weight ratio of fluorine bacterium azoles and pyridine bacterium azoles is 1:10��10:1, and fluorine bacterium azoles and pyridine bacterium azoles weight summation percentage by weight in the composition are 1%��70%.
Described bactericidal composition according to well known to a person skilled in the art method, can be configured to the one in aqueous emulsion, microemulsion, suspending agent, wettable powder, water dispersible granules.
The present invention is possibly together with the auxiliary agent needed for preparation pesticidal preparations, auxiliary agent is the mixing of one or more in solvent, emulsifying agent, wetting agent, stabilizer, dispersant, thickening agent, PH regulator, defoamer, antifreezing agent, packing agent etc., it is known substance, it is various auxiliary agents conventional in pesticidal preparations, can be varied from according to different situations, be not particularly limited.
Bactericidal composition of the present invention, is used for preventing and treating uncinula necator.
Bactericidal composition provided by the invention, generally adopts spray method to use, it is also possible to adopt other use technology agriculturally applied as required.
One provided by the invention contains fluorine bacterium azoles and pyridine bacterium azoles compositions has the advantages that:
1, bactericidal composition provided by the invention, obvious potentiation or summation action is shown in certain ratio range, the prevention effect of pathogenic bacteria is significantly improved by compositions than single dose, reduce the using dosage of pesticide, decrease times for spraying, reduce drug cost, decrease the pesticide adverse effect to ecological environment.
2, bactericidal composition provided by the invention, two kinds of active ingredient mechanism of action are not quite identical, it is possible to overcome long-term single use easily to produce the shortcoming of resistance, extend the service life of medicament, the comprehensive control important in inhibiting to pathogenic bacteria resistance.
3, bactericidal composition provided by the invention, drug effect plays rapidly, and the lasting period is long, and use cost is low, easy to use, time saving and energy saving, and its popularization and application have huge economic benefit and social benefit.
Detailed description of the invention
In order to make the purpose of the present invention, technical scheme and advantage more short and sweet, present invention specific examples below illustrates, but the present invention is only limitted to absolutely not these embodiments. The following stated is only the good embodiment of the present invention, is used only for describing the present invention, it is impossible to be interpreted as the restriction to the scope of the present invention. It should be pointed out that, all any amendment, equivalent replacement and improvement etc. made within the spirit and principles in the present invention, should be included within protection scope of the present invention. Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Content described in embodiment is all weight percentage.
Embodiment 1:11% fluorine bacterium azoles pyridine bacterium azole suspending agent
First being mixed by other auxiliary agent, in cutter, shear-mixed is uniform, is subsequently adding fluorine bacterium azoles and pyridine bacterium azoles, grinds 2-3h, make a diameter all at below 5mm, can be prepared by 11% fluorine bacterium azoles pyridine bacterium azole suspending agent in ball crusher.
Embodiment 2:30% fluorine bacterium azoles pyridine bacterium azoles aqueous emulsion
First fluorine bacterium azoles and pyridine bacterium azoles, trimethylbenzene, Sorbitan fatty acid ester are mixed, dissolve and become uniform oil phase. Again part water and other auxiliary agents are mixed, dissolve and become uniform aqueous phase. Then oil phase is added aqueous phase while high-speed stirred in a kettle., slowly add water to and reach phase inversion point, carry out high speed shear afterwards, and add remaining water, shear about 30min, can be prepared by 30% fluorine bacterium azoles pyridine bacterium azoles aqueous emulsion.
Embodiment 3:12% fluorine bacterium azoles pyridine bacterium azoles microemulsion
First fluorine bacterium azoles and pyridine bacterium azoles fatty acid methyl ester are completely dissolved, then add other auxiliary agent, mix homogeneously, be eventually adding water, after being sufficiently stirred for, can be prepared by 12% fluorine bacterium azoles pyridine bacterium azoles microemulsion.
Embodiment 4:60% fluorine bacterium azoles pyridine bacterium azoles wettable powder
Fluorine bacterium azoles and pyridine bacterium azoles, other auxiliary agent are sufficiently stirred in stirred tank, mix homogeneously after jet mill is pulverized, can be prepared by 60% fluorine bacterium azoles pyridine bacterium azoles wettable powder.
Embodiment 5:32% fluorine bacterium azoles pyridine bacterium azoles water dispersible granules
To there be fluorine bacterium azoles and pyridine bacterium azoles, other auxiliary agent mix homogeneously, pulverize with micro jet, and add in fluidized-bed granulation dryer after mediating after carrying out pelletize, dry, screening, can be prepared by 32% fluorine bacterium azoles pyridine bacterium azoles water dispersible granules.
Embodiment 6:18% fluorine bacterium azoles pyridine bacterium azole suspending agent
First being mixed by other auxiliary agent, in cutter, shear-mixed is uniform, is subsequently adding fluorine bacterium azoles and pyridine bacterium azoles, grinds 2-3h, make a diameter all at below 5mm, can be prepared by 18% fluorine bacterium azoles pyridine bacterium azole suspending agent in ball crusher.
Embodiment 7:55% fluorine bacterium azoles pyridine bacterium azoles wettable powder
Fluorine bacterium azoles and pyridine bacterium azoles, other auxiliary agent are sufficiently stirred in stirred tank, mix homogeneously after jet mill is pulverized, can be prepared by 55% fluorine bacterium azoles pyridine bacterium azoles wettable powder.
Embodiment 8: synergy measures.
Uncinula necator test adopts field grape stem and leaf nebulization dispenser (having water membrane to be advisable with blade surface), spraying process is carried out on May 15th, 2015, medicinal sprayer tool adopts hand sprayer (liquid capacity is about 2.0L), medicine is sprayed once, continuously spray 2 times every 10 days. Often processing and select morbidity 20 blades of uniform tendril as efficacy of medicine observing object, each process repeats for 3 times.
Investigation method:
0 grade: without scab;
1 grade: lesion area accounts for less than the 5% of whole leaf area;
3 grades: lesion area accounts for the 6%-15% of whole leaf area;
5 grades: lesion area accounts for the 16%-25% of whole leaf area;
7 grades: lesion area accounts for the 26%-50% of whole leaf area;
9 grades: lesion area accounts for more than the 50% of whole leaf area.
According to survey data, calculate disease index and the prevention effect of each process.
Disease index is pressed formula and is calculated, and result of calculation retains 2 significant digits:
When carrying out drug combination toxicity test, this test adopts Wadley method to calculate the coefficient of synergism (SR) of mixture, evaluates the synergy type of mixture.
Wadley method: evaluate the potentiation of pharmacy mix according to coefficient of synergism (SR), namely SR<0.5 is antagonism, and 0.5��SR��1.5 are summation action, and SR>1.5 is synergistic function. Coefficient of synergism (SR) calculates by formula (1), (2):
X 1 = P A + P B P A / A + P B / B &times; 100 - - - ( 1 )
In formula:
X1-------------mixture EC50Theoretical value, unit is milligrams per liter (mg/L);
PA------------be the percentage composition of A in-mixture, and unit is percentage rate (%);
PB------------be the percentage composition of B in-mixture, and unit is percentage rate (%);
The EC of A in A---------------mixture50Value, unit is milligrams per liter (mg/L);
The EC of B in B---------------mixture50Value, unit is milligrams per liter (mg/L).
S R = X 1 X 2 - - - ( 2 )
In formula:
The coefficient of synergism of SR-------------mixture;
The EC of X1--------------mixture50Theoretical value, unit is milligrams per liter (mg/L);
The EC of X2--------------mixture50Measured value, unit is milligrams per liter (mg/L).
Table 1, fluorine bacterium azoles and the pyridine bacterium azoles synergy measurement result to uncinula necator pathogenic bacteria
As can be seen from Table 1, fluorine bacterium azoles is composite in the scope of 1:10-10:1 with pyridine bacterium azoles, and uncinula necator is shown as potentiation.
Embodiment 9: preventing and treating uncinula necator field test.
Test site is positioned at Huarong County, Hunan Province, adopts nebulization. Adopt 30% fluorine bacterium azoles WP, 25% pyridine bacterium azoles EC as comparison medicament, test sets 9 chemicals treatment altogether, each process repeats for 4 times, the Fructus Vitis viniferae disease number of sheets is investigated before dispenser, within after dispenser 7 days, 15 days, respectively investigate a prevention effect, the sick number of sheets of record, calculates prevention effect, and result of the test is as shown in table 2.
Table 2, fluorine bacterium azoles and pyridine bacterium azoles combination preventing and treating uncinula necator field test results
As can be seen from Table 2, the effect of present invention preventing and treating is better than the process of each comparison single dose. Fluorine bacterium azoles is described and pyridine bacterium azoles is composite can improve prevention effect, reduce the using dosage of pesticide, decrease the pesticide impact on environment, reduce drug cost.

Claims (3)

1. the bactericidal composition containing fluorine bacterium azoles and pyridine bacterium azoles, it is made up of effective ingredient and insecticides adjuvant, it is characterized in that: effective ingredient is fluorine bacterium azoles and pyridine bacterium azoles, the weight ratio of fluorine bacterium azoles and pyridine bacterium azoles is 1:10��10:1, and fluorine bacterium azoles and pyridine bacterium azoles weight summation percentage by weight in the composition are 1%��70%.
2. a kind of bactericidal composition containing fluorine bacterium azoles and pyridine bacterium azoles according to claim 1, it is characterised in that: the dosage form of described bactericidal composition is the one of aqueous emulsion, microemulsion, suspending agent, wettable powder, water dispersible granules.
3. the application on preventing and treating uncinula necator of a kind of bactericidal composition containing fluorine bacterium azoles and pyridine bacterium azoles described in claim 1.
CN201610162525.4A 2016-03-21 2016-03-21 A kind of bactericidal composition containing fluorine bacterium azoles and oxazole Active CN105638670B (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106035348A (en) * 2016-06-28 2016-10-26 山东农业大学 Bactericidal composition containing SYP-Z048 and triflumizole

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1035122A1 (en) * 1999-03-11 2000-09-13 Rohm And Haas Company Heterocyclic subsituted isoxazolidines and their use as fungicides
CN101087529A (en) * 2004-12-23 2007-12-12 巴斯福股份公司 Fungicidal mixtures
CN102067858A (en) * 2011-01-18 2011-05-25 河北省农林科学院植物保护研究所 Compound bactericide for mainly treating grey mold of fruits and vegetables

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1035122A1 (en) * 1999-03-11 2000-09-13 Rohm And Haas Company Heterocyclic subsituted isoxazolidines and their use as fungicides
CN101087529A (en) * 2004-12-23 2007-12-12 巴斯福股份公司 Fungicidal mixtures
CN102067858A (en) * 2011-01-18 2011-05-25 河北省农林科学院植物保护研究所 Compound bactericide for mainly treating grey mold of fruits and vegetables

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106035348A (en) * 2016-06-28 2016-10-26 山东农业大学 Bactericidal composition containing SYP-Z048 and triflumizole

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