CN109392926A - A kind of bactericidal composition containing thiophene gloomy copper and cyazofamid - Google Patents
A kind of bactericidal composition containing thiophene gloomy copper and cyazofamid Download PDFInfo
- Publication number
- CN109392926A CN109392926A CN201710694146.4A CN201710694146A CN109392926A CN 109392926 A CN109392926 A CN 109392926A CN 201710694146 A CN201710694146 A CN 201710694146A CN 109392926 A CN109392926 A CN 109392926A
- Authority
- CN
- China
- Prior art keywords
- cyazofamid
- thiophene
- gloomy copper
- bactericidal composition
- copper
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION 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
- A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
- A01N43/72—Biocides, 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
- A01N43/82—Biocides, 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 three ring hetero atoms
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION 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
- A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
- A01N43/48—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with two nitrogen atoms as the only ring hetero atoms
- A01N43/50—1,3-Diazoles; Hydrogenated 1,3-diazoles
Landscapes
- 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 present invention relates to a kind of bactericidal composition containing thiophene gloomy copper and cyazofamid, effective component is the gloomy copper of thiophene and cyazofamid binary built.Wherein the mass ratio of the gloomy copper of thiophene and cyazofamid is 1~40: 40~1, the mass parts ratio 1%~80% of the gloomy copper of effective component thiophene and cyazofamid in preparation, remaining is the auxiliary element for allowing to use and receive in pesticide, and the dosage form of bactericidal composition of the present invention is missible oil, suspending agent, wettable powder, water dispersible granules, aqueous emulsion, microemulsion, granule, microcapsule formulations.Be mainly used for downy mildew, epidemic disease, clubroot, samping off etc., for potato, grape, vegetables (cucumber, Chinese cabbage, tomato, onion, lettuce), lawn bacteria-treating.
Description
Technical field
The present invention relates to technical field of pesticide compounding, more particularly to a kind of Bactericidal composite containing thiophene gloomy copper and cyazofamid
Object.
Background technique
The gloomy copper of thiophene is thiazoles organic copper fungicide, mainly prevents and treats bacterial blight of rice, bacterial stripe, the soft corruption of Chinese cabbage
Disease and bacterial wilt of tomato.High-efficiency broad spectrum, toxicity is low, safety and environmental protection, nuisanceless, to bacterial disease special efficacy, to fungal disease
Efficiently, stable in acid condition, it can be with other combined use of pesticides.
Sulphaguanidine azoles fungicide of the cyazofamid for Japanese Ishihara Sangyo Kaisha, Ltd.'s production, super protective fungicide,
Cyazofamid is mitochondrial respiratory inhibitor, has effect to all growth phases of oomycetes, to metalaxyl generate resistance or sensitivity
Germ is active.To downy mildew, epidemic disease, clubroot, samping off etc. has special efficacy, for potato, grape, vegetables (cucumber,
Chinese cabbage, tomato, onion, lettuce), the bacteria-treating on lawn.To crop, the mankind, Environmental security.The entitled 4- of chemistry of cyazofamid
Chloro- 2- cyano-N, N- dimethyl -5- p-methylphenyl imidazoles -1- sulfonamide, chemical structural formula are
Application chemical agent is the most effective means of controlling plant diseases.But it applies to long-term continuous high dose single
Chemical bactericide, the problems such as be easy to causeing the residual of medicament, environmental pollution and drug-resistant fungi to develop.Reasonable chemistry
It is bactericide compounded or it is mixed have expand fungicidal spectrum, improve control efficiency, extend the optimum period for applying fertilizer, reduce dosage, reduce phytotoxicity,
The positive features such as residual, the generation for delaying drug resistance of fungi and development are reduced, bactericide compounded is to solve above-mentioned ask
One of the maximally efficient method of topic.It is constantly soaring to develop new product fungicide price, and in contrast, exploitation with research efficiently,
Low toxicity, low-residual compounding and mixture have small investment, the lead time is short and is paid attention to both at home and abroad, one after another increasing develop
Dynamics.We filter out the gloomy copper of thiophene and are compounded with cyazofamid based on the indoor screening and field trials, have apparent
Synergistic effect.And about the gloomy copper of thiophene with the bactericidal composition of cyazofamid compounded and using it has not been reported so far.
Summary of the invention
Based on the above circumstances, it is an object of that present invention to provide a kind of new and effective pesticide sterilizing composites.It is mainly used for
Downy mildew, epidemic disease, clubroot, samping off etc., for potato, grape, vegetables (cucumber, Chinese cabbage, tomato, onion, lettuce), grass
The bacteria-treating on level ground.
The technical solution of the present invention is achieved by the following measures:
A kind of bactericidal composition containing thiophene gloomy copper and cyazofamid, the gloomy copper of effective component thiophene and the cyanogen frost of the bactericidal composition
Azoles two-spot compounding, remaining is auxiliary element.Wherein in the bactericidal composition effective component thiophene gloomy copper and cyazofamid mass ratio
It is 1~40: 40~1, the bactericidal composition of the present invention is through toxicity test experimental verification, the quality of thiophene gloomy copper and cyazofamid
When than being 1~40: 40~1, synergistic effect is preferable.
The formulations of pesticide that the bactericidal composition of the present invention can be prepared are missible oil, suspending agent, wettable powder, moisture
Shot agent, aqueous emulsion, microemulsion, granule, microcapsule formulations.The wherein gloomy copper of effective component thiophene and the total matter of cyazofamid in the formulation
Amount accounts for the 1%~80% of the entire quality of the pharmaceutical preparations, wherein toxicity and residues achieve a better balance when accounting for 5%~50%, cost
It is lower.
The specific embodiment for the formulations of pesticide that bactericidal composition of the present invention is configured to is as follows:
The bactericidal composition is cream preparation, the mass fraction of component are as follows: 1~40 part of cyazofamid；The gloomy copper 1~40 of thiophene
Part；10~30 parts of conventional emulsifier；20~50 parts of Conventional solvents；1~5 part of conventional synergist.The specific production of the cream preparation
Step be first the gloomy copper of effective component thiophene and cyazofamid are added in solvent be completely dissolved after to add emulsifier, synergist stirring equal
It is filling at homogeneous and transparent oily liquids after even, it can the missible oil preparation made into the composition of the present invention.
The bactericidal composition is suspending agent, the mass fraction of component are as follows: 1~40 part of cyazofamid；The gloomy copper 1~40 of thiophene
Part；5~20 parts of dispersing agent；1~5 part of antifreezing agent；0.1~2 part of thickener；0.1~0.8 part of defoaming agent；0~10 part of penetrating agent；
0.1~5 part of pH adjusting agent；Water, surplus.The specific production stage of the suspending agent is first to mix other auxiliary agents, is cut at a high speed
Cut uniformly mixed, the gloomy copper of effective component thiophene and cyazofamid, abrading-ball 2~3 hours in ball crusher, which is added, makes a diameter in 5mm
Hereinafter, can be made into the aqueous suspension formulations of the present composition.
The bactericidal composition is wettable powder, the mass fraction of component are as follows: 1~40 part of cyazofamid；The gloomy copper of thiophene 1~
40 parts；3~10 parts of dispersing agent；1~5 part of wetting agent；Filler, surplus.The specific production stage of the wettable powder are as follows: by upper
It states formula to mix effective component difenoconazole with the gloomy copper of thiophene and dispersing agent, wetting agent and filler, in a stirring kettle uniformly
Stirring is being uniformly mixed after airslide disintegrating mill, that is, can be made into the wettable powder of the present composition.
The bactericidal composition is water dispersible granules, the mass fraction of component are as follows: 1~40 part of cyazofamid；The gloomy copper of thiophene 1~
40 parts；3~10 parts of dispersing agent；1~10 part of wetting agent；1~5 part of disintegrating agent；Filler, surplus.The specific life of the water dispersible granules
Produce step are as follows: mix the gloomy copper of effective component thiophene with cyazofamid and dispersing agent, wetting agent, disintegrating agent and filler by above-mentioned formula
Uniformly, it is crushed with micro jet, through mediating, is then added in fluidized-bed granulation dryer and is granulated, dries, sieve
By sampling analysis, that is, it can be made into the water dispersible granules of the present composition.
The bactericidal composition is aqueous emulsion, the mass fraction of component are as follows: 1~40 part of cyazofamid；The gloomy copper 1~40 of thiophene
Part；3~30 parts of emulsifier；5~15 parts of solvent；2~15 parts of stabilizer；1~5 part of antifreezing agent；0.1~8 part of defoaming agent；Thickener
0.2~2 part；Water, surplus.The specific production stage of the aqueous emulsion are as follows: first by the gloomy copper of thiophene and cyazofamid, solvent and emulsifier,
Cosolvent is added together, and makes to be dissolved into uniform oily phase；By part water, antifreeze, the others insecticides adjuvant such as antimicrobial
Mix into uniform water phase；The oil phase is added to the aqueous phase while being stirred in the reactor at high speed, and slowly plus water is until reach
It to phase inversion point, opens cutter and carries out high speed shear, and remaining water is added, shearing about half an hour, form the water of oil-in-water type
Emulsion can be made into the aqueous emulsion of the present composition.
The bactericidal composition is microemulsion, the mass fraction of component are as follows: 1~40 part of cyazofamid；The gloomy copper 1~40 of thiophene
Part；10~30 parts of emulsifier, 1~8 part of antifreezing agent, 0.5~10 part of stabilizer, 20~50 parts of Conventional solvents cosolvent.Thiophene is gloomy
Copper and cyazofamid are completely dissolved with cosolvent, add the other compositions such as emulsifier, antifreezing agent stabilizer, are uniformly mixed, finally
Water is added, microemulsion can be made into after being sufficiently stirred.
The bactericidal composition is granule, the mass fraction of component are as follows: 1~40 part of cyazofamid；The gloomy copper 1~40 of thiophene
Part；1~10 part of wetting dispersing agent；0.1~5 part of thickener；0.1~5 part of defoaming agent；Castor oil, surplus are supplied.By effective component
The gloomy copper of thiophene is mixed according to the formula with each components such as cyazofamid, dispersing agent, stabilizer, defoaming agent and solvents, is put into sand milling kettle
After interior grinding, it is sent into mixing in mixer for well-distribution and gets product.
The bactericidal composition is microcapsule formulations, the mass fraction of component are as follows: 1~40 part of cyazofamid；The gloomy copper 1~40 of thiophene
Part；5~20 parts of urea；5~20 parts of formaldehyde；5~20 parts of emulsifying dispersant；1~5 part of antifreezing agent；0.1~2 part of thickener；Defoaming
0.1~0.8 part of agent；Water, surplus.Urea and formaldehyde are added in three-necked flask with a mixing device, and (the mass ratio of the material is about
L:1.5~2.0), the pH value for adjusting solution with sodium hydroxide solution then heats to 70~80 DEG C, reacts to 8~9 or so
To stable urea resin prepolymer.The raw medicine of the gloomy copper of a certain amount of thiophene and cyazofamid is taken to be dissolved in hexamethylene, and in the solution
Emulsifying dispersant is added, with being vigorously stirred, is made into the O/W type stable emulsion using aqueous solution containing emulsified dispersant as water phase.
Above-mentioned urea resin prepolymer is added in lotion, adjusts pH value, polymerization occurs under acid catalyzed conditions, makes oil phase thing
Matter is wrapped, and forms microcapsule granule.Slowly heating, solidification, temperature control is at 40~50 DEG C, curing time 1h.Selection
Suitable auxiliary agent is added, stable microcapsule suspending agent can be obtained.
Wherein above-described emulsifier is selected from calcium dodecyl benzene sulfonate and aliphatic acid polyethenoxy ether, alkyl phenol polyoxy
Ethylene ether sulfosuccinates, styrylphenol polyoxyethylene ether, nonylphenol polyoxyethylene ether, castor oil polyoxyethylene ether,
Aliphatic acid polyethenoxy base ester, any one of polyoxyethylene aliphatic alcohol ether or more than one a mixture of arbitrary proportions.
The solvent is xylene or biodiesel, toluene, diesel oil, methanol, ethyl alcohol, n-butanol, isopropanol, turpentine
Oil, solvent naphtha, dimethylformamide, dimethyl sulfoxide, one of water equal solvent or more than one any mixing than composition
Object.
The dispersing agent is selected from polycarboxylate, lignosulfonates, alkyl phenol polyoxyethylene ether methyl ether condensation product sulfuric acid
Salt, alkylsulfonate calcium salt, naphthalene sulfonic acid-formaldehyde condensation product sodium salt, alkyl phenol polyoxyethylene ether, polyoxyethylene carboxylate, fat
Amine polyoxyethylene ether, one or more of glycerol fatty acid ester polyoxyethylene ethe.
The wetting agent is selected from lauryl sodium sulfate, calcium dodecyl benzene sulfonate, and Nekal BX moistens bleeding agent F,
Alkylbenzene sulfonate polyoxyethylene triphen phosphenylic acid salt dimly, spaonin powder, silkworm excrement, one of spaonin powder or a variety of.
The disintegrating agent is selected from bentonite, urea, ammonium sulfate, aluminium chloride, citric acid, succinic acid, in sodium bicarbonate
It is one or more.
The thickener be selected from xanthan gum, carboxymethyl cellulose, carboxyethyl cellulose, methylcellulose, aluminum magnesium silicate,
It is one or more in polyvinyl alcohol.
The stabilizer is selected from sodium citrate, one of resorcinol.
The antifreezing agent is selected from ethylene glycol, propylene glycol, one of glycerine or a variety of.
The defoaming agent is selected from silicone oil, silicone compound, C10-20Saturated fat acids compound, C8-10Fatty alcohol
It is one or more.
The filler is selected from kaolin, diatomite, bentonite, attapulgite, white carbon black, starch, in precipitated calcium carbonate
It is one or more.
The present invention has apparent synergistic effect using the gloomy copper of thiophene and cyazofamid as the composite bactericide of effective component, delays to want
The generation of evil drug resistance, and production and application costs are reduced, it can be used for the improvement of resistance disease.It is mainly used for downy mildew
Disease, epidemic disease, clubroot, samping off etc., for potato, grape, vegetables (cucumber, Chinese cabbage, tomato, onion, lettuce), lawn
Bacteria-treating.
Specific embodiment
To make technical solution of the present invention, purpose and advantage are more clearly understood, present invention following specific embodiments
It is illustrated, but the present invention is not limited to these examples.Effect experiment of the invention uses indoor biometrics and field trial phase
In conjunction with mode, unless otherwise instructed, ratio mentioned below is all mass parts ratio.
Embodiment: the gloomy copper of thiophene and cyazofamid virulence experiment with different proportions.
1.1 reagent agent
The gloomy copper raw medicine of 95% thiophene, 95% cyazofamid raw medicine, above-mentioned raw medicine are researched and developed by extra large Lear medicine company limited liability company
Portion provides.
1.2 test targets
Downy mildew of garpe germ isolates and purifies gained, in PDA from the grape incidence of leaf of Qingdao Daze Mount vineyard
It is saved on inclined-plane in 4 DEG C of refrigerator cultures.
PDA culture medium: potato 200g, glucose 20g, agar 20g, water 1000ml.
AEA culture medium: yeast powder 5g/L, glycerol 20mL/L, MgSO40.25g/L, NaNO36g/L, KCL0.5g/L,
KH2PO41.5g/L, agar powder 20g/L, deionized water 1L.
1.3 test method
1.3.1 medicament is prepared
Acetone solution raw medicine is first used, suitable two raw medicine is made by several different ratios according to the result of preliminary experiment,
It is diluted each of the treatment into several concentration gradients for use with acetone again.
1.3.2 chemicals treatment
By the gloomy copper raw medicine of 95% thiophene, 95% cyazofamid raw medicine is that solvent dilutes with acetone, is made into 10000ug/ml mother liquor, in
It is saved backup under the conditions of 4 DEG C.
Infection grape variety residence is fitted in seedling-growing container, culture is placed in a greenhouse, plant grows to three to four leaf phases, adopts
The blade for collecting identical leaf age, measurement and culture for downy mildew of garpe.
Downy mildew of garpe is cultivated under conditions of 20 DEG C, 12h alternation of light and darkness using plants method, turns generation within every 30 days
It cultivates.With the conidium on sterile water elution incidence of leaf when inoculation, being configured to concentration is 1 × 106The spore of a/ml
Sub- suspension.
1.3.3 for trying strain sensitivity testing
Toxicity test is carried out using leaf dish moisturizing method.The blade of acquisition is first prepared into the leaf dish that diameter is 1.5cm, test
Using the processing of not adding medicine as blank control, after immersion, leaf is face-up placed in the suction of same concentrations medical fluid wetting
On water paper, the medical fluid in leaf dish is blotted, configured spore suspension 10L is inoculated in leaf dish center, is placed at room temperature for 5min
Afterwards, 20 DEG C are placed in, is cultivated under conditions of 12h alternation of light and darkness, the onset area in leaf dish is measured after 10d.
On the basis of preliminary experiment, toxicity test carried out to the gloomy copper of single dose thiophene and cyazofamid respectively with above method, two
The EC of person50It is 9.27mg/l and 13.25mg/l respectively.
Sick grade is divided according to the percentage that lesion area accounts for leaf dish area
0 grade: disease-free；
1 grade: sorus area accounts for 5% or less whole leaf area；
3 grades: sorus area accounts for the 6%-10% or less of whole leaf area；
5 grades: sorus area accounts for the 11%-20% or less of whole leaf area；
7 grades: sorus area accounts for the 21%-50% or less of whole leaf area；
9 grades: sorus area accounts for 50% or more of whole leaf area.
1.3.4 mixture toxicity test and interpretation of result
The toxicity test of mixture is carried out according to mixed ratio with single agent virulence determination method.
If compareing the death rate < 5%, do not correct, compares the death rate between 5%-20%, be corrected by formula 2, compareed
The death rate > 20%, test need to reform.
Using the logarithm of drug concentration (mg/L) as independent variable x, using the probability value of corrected mortality as dependent variable y, respectively
Virulence regression equation is established, the EC of single dose and each proportion mixture is calculated using DPS software50Poison altogether is calculated according to Sun Yunpei method
Coefficient (CTC).Co-toxicity coefficient CTC, calculation formula are as follows: (using the gloomy copper of thiophene as standard agent, toxicity index 100):
The toxicity index (TI) of cyazofamid=thiophene gloomy copper EC50The EC of/cyazofamid50×100
The true toxicity index (ATI) of M=thiophene gloomy copper EC50The EC of/M50×100
TI × P cyazofamid of the gloomy copper+cyazofamid of the theoretical toxicity index (TTI) of M=thiophene gloomy copper TI × P thiophene
TTI × 100 of co-toxicity coefficient (CTC)=M ATI/M of M
In formula:
M is the mixture of the gloomy copper of thiophene and cyazofamid raw medicine different ratio
The gloomy copper of P thiophene is the gloomy copper of thiophene ratio shared in mixture
P cyazofamid is cyazofamid ratio shared in mixture.
2.1 toxicity test results
The toxicity test of the gloomy copper of 1 thiophene of table and cyazofamid to downy mildew of garpe
As can be seen from the table, the test result of different proportion proportion shows to dilute equal table respectively in effective component ratio
Reveal stronger synergistic effect, wherein with the gloomy copper of thiophene and cyazofamid for 1:20~20:1 when synergistic effect is good suggests to being suitable for
It matches 1:20~20:1 or so mixture preparation and carries out further field control effectiveness test, to evaluate its field practical application effect.
3 field trials prevent and treat cucumber downy mildew, the experimental result of capsicum epidemic disease
3.1 field trials prevent and treat cucumber downy mildew
3.1.1 test method
In Shandong Pingdu City cucumber, every cell investigates 4 points for test, and every is investigated 2 plants, records morbidity journey with staging
Degree, grade scale are as follows:
0 grade: disease-free；
1 grade: sorus area accounts for 5% or less whole leaf area；
3 grades: sorus area accounts for the 6%-10% or less of whole leaf area；
5 grades: sorus area accounts for the 11%-20% or less of whole leaf area；
7 grades: sorus area accounts for the 21%-50% or less of whole leaf area；
9 grades: sorus area accounts for 50% or more of whole leaf area.
3.1.2 control time and number
Test is investigated 4 times altogether, radix investigation before medicine, 10 days after first time medicine, after second of medicine after 10 days and medicine 21 days into
Row investigation.
3.1.3 drug effect calculation method
Sick leaf rate (the %)=disease number of sheets/investigation total number of sheets × 100
Disease index=∑ (the disease numbers of sheets at different levels × opposite value of series)/(investigation total number of sheets × 9) × 100
Control efficiency (%)=(1- (disease index after disease index × treatment region medicine before blank district medicine)/(blank pair
According to disease index before disease index after area's medicine × treatment region medicine)) × 100.
3.1.4 phytotoxicity investigation method
Whether continuous 7d range estimation medicament has phytotoxicity to crop after application.
3.1.5 test result and analysis
The effect (table 2) of each processing prevention and treatment cucumber downy mildew
Table 2 respectively handles the effect of prevention and treatment cucumber downy mildew
The Mixed Pharmacy of different proportion as can be seen from Table 2 is tested by different dosages, it is to cucumber cream after medicine
The prevention and treatment of mildew is superior to comparison medicament, and bactericidal effect is incremented by with the increase of dosage.It is estimated according to field, in test dose model
In enclosing, plant growth is normal, and each treatment agent does not occur the phytotoxicity phenomenon to cucumber, illustrates that it is safe to cucumber.It builds
It discusses the fungicide different from the mechanism of action and is used in mixed way the generation to delay germ drug resistance.
3.2 field trials prevent and treat capsicum epidemic disease
Test is located at pepper planting area, Hunan Province, and experimental plot is winter slack block, and capsicum epidemic disease occurs seriously over the years.Field soil
Fertile, other conditions are moderate, grind No. 15 for examination capsicum sensitive varieties Hunan.
Kind is that every processing is repeated 4 times, totally 20 cells, every plot area 30m2, random district's groups arrangement.Every cell is random
5 points are investigated, look into 5 plants, record diseased plant number, dead strain number or obviously withered plant number at every.
Stage division: (being classified by symptom type)
0 grade: health is without disease；
1 grade: only leaf, fruit have scab to overground part；
3 grades: the aerial stem of plant, branch have brown rot spot；
5 grades: basal part of stem has brown rot spot；
7 grades: the aerial stem of plant, branch and basal part of stem have brown rot spot, and part branch is withered；
9 grades: complete stool is withered.
Test is investigated 4 times altogether, radix investigation before medicine, 10 days after first time medicine, after second of medicine after 10 days and medicine 21 days into
Row investigation.
Diseased plant rate (%)=diseased plant number/investigation total strain number × 100
Disease index=∑ (diseased plant numbers at different levels × opposite value of series)/(investigation total strain number × 9) × 100
Control efficiency (%)=(1- (disease index after disease index × treatment region medicine before blank district medicine)/(blank pair
According to disease index before disease index after area's medicine × treatment region medicine)) × 100.
Whether continuous 7d range estimation medicament has phytotoxicity to crop after application.
The effect (table 3) of each processing prevention and treatment capsicum epidemic disease
Table 3 respectively handles the effect of prevention and treatment capsicum epidemic disease
The gloomy copper cyazofamid of 48% thiophene is compounded obvious for the control efficiency of capsicum epidemic disease as shown in Table 3 with 24:24 ratio
Higher than the effect of the gloomy copper of thiophene and cyazofamid single dose compound preparation, quick, the lasting period is also preferable, for ideal prevention and treatment epidemic disease
Medicament, and to capsicum safety, it can effectively delay the generation of germ drug resistance.
In conclusion the present invention contains the Bactericidal composite of thiophene gloomy copper and cyazofamid, have very to downy mildew and capsicum epidemic disease
Good control efficiency, and it is safe to Target crops.Its mechanism of action is unique, has local systemic action, has and germ is inhibited to produce
The ability that spore and spore infect, and have special efficacy to the fungi of Oomycete.Compound preparation not only increases preventive effect, and expands and kill
Bacterium spectrum, widens use scope, reduces cost, play the role of that a medicine is simultaneous to be controlled to multiple diseases, mitigates manpower and material resources, improves production
Benefit.So the invention of this compound preparation has a very important significance society with popularization.
Claims (4)
1. a kind of bactericidal composition containing thiophene gloomy copper and cyazofamid, it is characterised in that: the effective component of the bactericidal composition is
The gloomy copper of thiophene and cyazofamid binary built, remaining is auxiliary element, wherein the mass ratio of the gloomy copper of effective component thiophene and cyazofamid be 1~
40: 40~1.
2. bactericidal composition according to claim 1, it is characterised in that: the gloomy copper of thiophene and the total weight of cyazofamid in the formulation
Account for the 1%~80% of the entire quality of the pharmaceutical preparations.
3. bactericidal composition according to claim 2, it is characterised in that: the gloomy copper of thiophene and the total weight of cyazofamid in the formulation
Account for the 5%~50% of the entire quality of the pharmaceutical preparations.
4. bactericidal composition according to claim 1 or 2 or 3, it is characterised in that: the dosage form of the bactericidal composition is cream
Oil, suspending agent, wettable powder, water dispersible granules, aqueous emulsion, microemulsion, granule, microcapsule formulations.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710694146.4A CN109392926A (en) | 2017-08-15 | 2017-08-15 | A kind of bactericidal composition containing thiophene gloomy copper and cyazofamid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710694146.4A CN109392926A (en) | 2017-08-15 | 2017-08-15 | A kind of bactericidal composition containing thiophene gloomy copper and cyazofamid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109392926A true CN109392926A (en) | 2019-03-01 |
Family
ID=65453916
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710694146.4A Pending CN109392926A (en) | 2017-08-15 | 2017-08-15 | A kind of bactericidal composition containing thiophene gloomy copper and cyazofamid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109392926A (en) |
-
2017
- 2017-08-15 CN CN201710694146.4A patent/CN109392926A/en active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101828564B (en) | Agricultural sterilizing composite containing thifluzamide | |
| CN102265837A (en) | Sterilizing composition containing thifluzamide and brassinolide | |
| CN109392913A (en) | A kind of bactericidal composition containing fluopicolide and mandipropamid | |
| CN106689140A (en) | Pyraziflumid-containing bactericidal composition and application thereof | |
| CN103355308A (en) | Sterilization composition containing prothioconazole and boscalid | |
| CN103960264B (en) | Bactericidal composition containing pyraclostrobin, mancozeb and compound sodium nitrophenolate | |
| CN105475317A (en) | Sterilization combination containing efficient metalaxyl-M and cymoxanil | |
| CN102007929B (en) | Thifluzamide-containing bactericidal composition | |
| CN102077831A (en) | Sterilizing composition containing thifluzamide and ethylenebisdithiocarbomate | |
| CN109392926A (en) | A kind of bactericidal composition containing thiophene gloomy copper and cyazofamid | |
| CN105340914A (en) | Sterilization composition containing benziothiazolinone and bromothalonil | |
| CN103125509A (en) | Sterilizing combination containing benthiavalicarb-isopropyl and cyazofamid | |
| CN109392923A (en) | A kind of bactericidal composition containing fluorine thiazole pyrrole ethyl ketone and fluorobenzene ether amide | |
| CN109392915A (en) | A kind of bactericidal composition containing nitrile pyrrole mite ester and propargite | |
| CN109392925A (en) | A kind of bactericidal composition containing fluopicolide Yu the gloomy copper of thiophene | |
| CN103503879A (en) | Sterilization composition containing prothioconazole and bupirimate | |
| CN105379720A (en) | Sterilizing composition containing efficient metalaxyl-M and cyazofamid | |
| CN109392924A (en) | A kind of bactericidal composition containing thiophene gloomy copper and dimethomorph | |
| CN108605950A (en) | A kind of bactericidal composition containing amisulbrom and hymexazol | |
| CN105076166A (en) | Bactericidal composition containing tetramycin and thifluzamide | |
| CN108605948A (en) | A kind of bactericidal composition containing fluorine thiazole pyrrole ethyl ketone and amisulbrom | |
| CN104757005A (en) | Fungicide composition containing metalaxyl and thifluzamide | |
| CN104770378A (en) | Tetramycin and azoxystrobin containing sterilizing composition and preparation and application thereof | |
| CN103392717A (en) | Sterilization composition containing benthiavalicarb isopropyl and prothioconazole | |
| CN105379721A (en) | Sterilizing composition containing imidazole bactericide and cyazofamid |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190301 |