CN107318865A - The composition pesticide of captan and furametpyr compounding - Google Patents
The composition pesticide of captan and furametpyr compounding Download PDFInfo
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- CN107318865A CN107318865A CN201710652551.XA CN201710652551A CN107318865A CN 107318865 A CN107318865 A CN 107318865A CN 201710652551 A CN201710652551 A CN 201710652551A CN 107318865 A CN107318865 A CN 107318865A
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- composition pesticide
- furametpyr
- captan
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- disease
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- 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
- A01N47/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid
- A01N47/02—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid the carbon atom having no bond to a nitrogen atom
- A01N47/04—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid the carbon atom having no bond to a nitrogen atom containing >N—S—C≡(Hal)3 groups
-
- 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
- A01N43/56—1,2-Diazoles; Hydrogenated 1,2-diazoles
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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)
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- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The invention belongs to technical field of pesticide combination, it particularly relates to be a kind of composition pesticide containing furametpyr and captan, and the composition pesticide is used for the application for preparing the medicine of preventing and treating corps diseases；The weight ratio of captan and furametpyr is 1 in the composition pesticide of the present invention:10‑40:1, preferably 1:5‑5:1, it is not simple superposition that active component interacts in the range of aforementioned proportion in the composition pesticide of the present invention, but there is certain synergistic function each other, composition pesticide of the invention, which is particularly suitable for use in, prevents and treats rice sheath blight disease, and harmless to crop safety.
Description
Technical field
The invention belongs to technical field of pesticide combination, it particularly relates to be a kind of to contain furametpyr and captan
Composition pesticide, and the composition pesticide be used for prepare preventing and treating corps diseases medicine application.
Background technology
Rice sheath blight disease is by soil fungi Rhizoctonia solani Kuhn（Rhizoctonia solani Kuhn）A caused class is tight
The global rice disease of recasting about Rice Production, is one of big Major Diseases of China paddy rice three.Due to the saprophytic energy of sheath blight fungus
Power is strong, host range is wide, the application of popularization and high fertile dense planting technology especially with paddy rice fine quality, the disease hazard day
Become serious, can all cause certain loss to Rice Production every year, fall ill serious region paddy rice can the underproduction 50%, directly threaten water
The high and stable yields of rice, though having certain difference to the resistance of banded sclerotial blight between Different Rice Varieties, do not find immune and high so far
Anti- kind.China prevents and treats rice sheath blight disease and relies primarily on antibioticses agricultural chemicals such as jinggangmeisu, and variety protection is single, in addition single
The long-term high frequency of species pesticide species is used, and causes consumption to increase, resistance to the action of a drug enhancing.
Furametpyr, adopted name：Furametpyr, test code number：S-82658, S-658, trade name：Limber,
It is the novel acid amide fungicides developed by SUMITOMO CHEMICAL chemical industrial company.CAS accession number is 123572-88-3.Furan pyrrole bacterium
Amine has systemic activity, and conductive performance is excellent, therefore with excellent prevention and treatment effect.At present, furametpyr is main
For crops such as paddy rice, there is excellent activity to the most germs of Basidiomycetes, particularly to Rhizoctonia and photovoltaicing leather bacteria
Plant disease caused by category has excellent prevention effect.To such as paddy rice line of plant disease caused by Rhizoctonia, corticium
Rot, paddy rice sclerotiniose, southern blight etc. have special efficacy.There is the long holding effect activity of appropriateness to rice sheath blight disease.Due to furametpyr
With systemic activity, and conductive performance is excellent, therefore prophylactic treatment effect is distinguished.Furametpyr is pacified under recommended dose to crop
Entirely, it is small, safer to non-rake mark biotic influence in environment without poisoning, it is low to mammal, aquatile and beneficial insect
Poison.Due to furametpyr in rivers and creeks water, native table meet illumination be it is rapid decompose, the microorganism in soil can also be allowed to decompose, therefore
It is environmentally safe.
Captan, also known as Cape Town, are the protective fungicide of trichloro-methylthio class wide spectrum, have certain treatment concurrently and make
With captan is a kind of lower toxicity broad spectrum protection bactericidal pesticide, can prevent and treat a variety of diseases of the crops such as apple, pears, strawberry, grape
Evil, with prevention effect is good, poisoning is small, the appropriate effect for stimulating plant growth using also having.Its main function mechanism is resistance
Disconnected disease fungus respiratory, can also reduce the content of atriphos in pathogen to prevent germ is conidial from dissipating
Put.It is mainly used in spraying, can also makees infusion product after seed treatment, harvest, soil treatment is carried out before sowing or before plant.For
The ring spot of preventing and treating fruit tree, vegetables, flowers and other industrial crops etc., scab, downy mildew, powdery mildew, anthracnose, grey mold
Disease, early blight, late blight etc..The activity of the compound is good, and still, it is sometimes and unsatisfactory in low rate of application.Its
There is preferable prevention effect to a variety of fungal diseases, but when preventing and treating bacterium and fungal disease simultaneously, it seems not enough.And
Captan applicating history is long, and some pathogens have produced certain resistance to the action of a drug to captan.Therefore, other efficient sterilizings are selected
It is to resist resistance, delaying drug resistance development that agent is compounded therewith, extends an important channel of its service life.
It is to solve drug-fast important channel that different pesticide species, which carry out compounding, and present inventor is in lot of experiments
On the basis of, find, by after captan and furametpyr compounding, can not only delay the pathogen resistance to the action of a drug to produce, and both compoundings
The preventing and treating to pathogen in certain scope shows synergistic function afterwards, and the present invention is completed after further research.
At present, it there is no and be related to the relevant report that captan and furametpyr are compounded.
The content of the invention
It is an object of the invention to be also easy to produce drug-fast present situation there is provided a kind of composition pesticide for rice sheath blight disease,
The composition pesticide can not only delay the pathogen resistance to the action of a drug to produce, and can play synergistic function each other,
Pesticide activity component usage amount can be reduced, prevention effect is improved.
Another object of the present invention is to provide the application of the composition pesticide, the composition pesticide is by by agricultural chemicals
Active component is compounded, the superposition for possessing two kinds of pesticide activity component fungicidal spectrums, can be reached first use, be prevented and treated a variety of diseases
Harmful purpose, it is preferred that composition pesticide of the invention, which is particularly suitable for use in, prevents and treats rice sheath blight disease.
In order to achieve the above object, the present invention is adopted the following technical scheme that：
A kind of composition pesticide, its active component comprises at least captan and furametpyr, wherein, captan and furametpyr
Weight compare 1:10-40:1, preferably 1:5-5：1.
Further, the weight percentage of active component is 10-80%, preferably 20-60% in the composition pesticide.
Further, composition pesticide of the invention and the adjuvant or carrier merga pass mixed in the proper ratio are molten
Solution, it is scattered, suspend, mixing, the conventional meanses such as absorption are prepared into any one type of dosage form for being adapted to agriculturally use, including but
It is not limited to missible oil, wettable powder, water dispersible granules, suspending agent, microemulsion, microcapsule suspending agent, granule etc..
Further, composition pesticide of the invention can be used directly, it is preferred that composition pesticide of the invention with extremely
The few form of mixtures of a kind of agriculturally acceptable adjuvant or carrier together uses them.Suitable adjuvant or carrier one
As for be to crop it is safe, particularly in some cases, the adjuvant at least should with the present invention pesticide sterilizing group
Compound does not chemically react.
Further, composition pesticide of the invention prevents and treats various corps diseases by the following method：Directly or use water
After diluting or being suspended in water in the proper ratio, to prevent and treat the effective dose of corps diseases, being applied to expection can go out
On the crops of existing disease, or it is not intended to the place that plant disease occurs or grown.
Further, the application dosage of composition pesticide of the invention preventing and treating corps diseases is for example prevented with various factors
Control target, plant growth stage, disease occurrence degree, weather, environmental condition, type of preparation, application process and time of application etc.
And change.
Further, composition pesticide of the invention can also be true with killing for for example other species of other agricultural active compositions
The mixing such as microbial inoculum, insecticide, nematicide, herbicide, synergist, safener, fertilizer is applied.
Further, composition pesticide of the invention, which is particularly suitable for use in, prevents and treats rice sheath blight disease.
Compared with prior art, composition pesticide of the invention has the beneficial effect that：
1st, composition pesticide active component captan and the furametpyr mechanism of action of the invention are different, and both make after compounding
Increased with site, can delay and/or overcome the drug-fast generation of pathogen；
2nd, composition pesticide Pesticides active component of the invention has obvious association by rationally compounding in certain scope
Same synergistic effect, it is possible to reduce pesticide activity component usage amount, improves prevention effect；
3rd, to prepare simple, cost low, safe and efficient for composition pesticide of the invention；
4th, composition pesticide of the invention preventing and treating spectrum is wide, consumption is low, prevention effect is good.
Embodiment
In order to fully understand the present invention, detailed is made to the above and technical scheme of the present invention below in conjunction with embodiment
Explanation, but this should not be interpreted as to the scope of above-mentioned theme of the invention be only limitted to following example.
First, toxicity is determined
1st, controlling object：Rhizoctonia solani Kuhn（Rhizoctonia solania）.
2nd, test method：The test medicine that active compound is configured to need, test method reference《Farm-chemical indoor determination is tried
Test the part of criterion bactericide the 4th：Suppress disease fungus mycelial growth experiment Plating》With《Farm-chemical indoor determination experiment is accurate
The then part of bactericide the 6th：The synergy of mixture is determined》.
Single dose and each Mixed Pharmacy are set into various concentrations gradient（On the basis of pilot study, bacteriostasis rate is 5%~90%
In the range of by geometric progression setting）.Aseptically, the sterilising medium melted in advance is quantitatively added according to test process
Enter in sterile conical flask, reach that high concentration quantitatively draws decoction successively from low concentration, be separately added into above-mentioned conical flask, fully shake
It is even.Then equivalent is poured into 4 a diameter of 9cm culture dish, and the pastille flat board of respective concentration is made.If the processing without medicament
Blank control is done, often processing is repeated 4 times.
By cultured rice sheath blight disease pathogen aseptically, with a diameter of 5mm sterilization punchers, from bacterium colony
Edge cuts bacteria cake, bacterium disease is inoculated in into pastille flat board center with inoculator, mycelia up, covers ware lid, puts preference temperature
Incubator in cultivate.Pathogen mycelial growth situation is investigated according to the growing state of bacterium in blank control culture dish.Use slide calliper rule
Colony diameter is measured, unit is millimeter（mm）, each bacterium colony it is each once with crossing method vertical survey diameter, take it to be averaged
Value.Regression analysis is made according to each drug concentration logarithm value and corresponding mycelial growth inhibition rate niqueMin, the EC of each medicament is obtained50
Value.
The co-toxicity coefficient of mixture is calculated with the abundant methods of Sun Yun（CTC）, activity of the reagent agent to germ is evaluated with this.Compounding
The co-toxicity coefficient of preparation（CTC）>=120 show as synergistic effect；CTC≤80 show as antagonism；80 ＜ CTC ＜ 120 are showed
For summation action.
Captan and furametpyr compounding are as shown in table 1 to rice sheath blight disease Toxicity Determination result：
Above measurement result shows, captan and furametpyr are 1 in compound proportion:10-40:To rice banded sclerotial blight in the range of 1
The co-toxicity coefficient of disease preventing and treating shows as synergistic function more than 120, wherein, when both compound proportions are 1:5-5:1
When, co-toxicity coefficient is more than 160, and synergistic function is more preferable, wherein, when both compound proportions are 20:When 3, co-toxicity coefficient
Up to 393.67.
2nd, example of formulations
1st, embodiment 1:46% captan furametpyr wettable powder（20:3）
Captan 40%
Furametpyr 6%
Alkylsulfonate calcium salt 4%
Naphthalenesulfonate formaldehyde condensation compound sodium salt 5%
White carbon 20%
Kaolin surplus
Wettable powder processing method is：Active ingredient and dispersant, wetting agent and filler are mixed, stirred in stirred tank
With producing the wettable powder.
2nd, embodiment 2:60% captan furametpyr water dispersible granules（1:1）
Captan 30%
Furametpyr 30%
Calcium dodecyl benzene sulfonate 4%
Aliphatic amine polyoxyethylene ether 4%
Silkworm excrement 5%
Ammonium sulfate 3%
Arabic gum 3%
Diatomite surplus
Water dispersible granules processing method is：By pesticide activity component, filler mixes equal together with dispersant, wetting agent, disintegrant
It is even, crushed, through mediating, then added after being granulated in fluidized-bed granulation dryer, drying, sieve with micro jet
Sampled analysis, you can the water dispersible granules of the present composition are made.
3rd, embodiment 3:36% captan furametpyr suspending agent（5:1）
Captan 30%
Furametpyr 6%
Wetting and penetrating agent F 4%
Sodium lignin sulfonate 3%
Alkylbenzenesulfonate 3%
Polyvinyl alcohol 2%
Organic silicone oil 1%
Sodium benzoate 0.5%
Ethylene glycol 3%
Deionized water surplus
Suspending agent processing method is：First agricultural chemicals auxiliary element is well mixed, it is well mixed through high speed shear, then add effective
Composition captan and furametpyr, suspending agent of the present invention is can be prepared by through sand mill grinding.
3rd, field control effectiveness test
1st, controlling object：Rice sheath blight disease
2nd, test method：With example of formulations 1-3 and comparison medicament（Respectively 50% captan wettable powder, 30% furan pyrrole bacterium
Amine wettable powder）Rice sheath blight disease field control effectiveness test is prevented and treated, and viewing test medicament and comparison medicament are to rice sheath blight disease
Security.
Trial crops are paddy rice, and kind is military remote stalk 23.Prevent and treat rice sheath blight disease field control effectiveness test reference《Field efficacy
Test rule (one) GB/T 17980.26-2000 bactericidal agent for preventing and treating rice sheath blight diseases》Carry out field control effectiveness test.Test medicine,
Comparison medicament and the processing of the cell of blank control are using the arrangement of random district's groups, plot area 30m2, 4 repetitions, investigation before dispenser
State of an illness radix, altogether dispenser twice, before each dispenser and 7 days after last time dispenser, 15 days investigation prevention effects.It is random per cell
4 points of investigation are taken, look into two plants, and the whole piece leaves of every plant of investigation, result of the test is as shown in table 2 at every.
Stage division (in units of blade)：
0 grade：Disease-free spot；
1 grade：Lesion area accounts for less than the 5% of whole leaf area；
3 grades：Lesion area accounts for the 6%-10% of whole leaf area；
5 grades：Lesion area accounts for the 11%-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.
Drug effect computational methods：
In formula：CK0、CK1The respectively forward and backward disease index of blank district dispenser, PT0、PT1Respectively chemicals treatment district is applied
The forward and backward disease index of medicine.
As shown in table 2, embodiment 1-3 composition pesticide preparation has preferably anti-to rice sheath blight disease to field control effectiveness test result
Control effect, relative to contrast single dose no matter lasting effect or the equal synergy of quick-acting it is obvious.In addition, all processing of experiment are to paddy rice
Growth is without obvious harmful effect, and all normally, security is preferable for leaf color, yield etc..In summary, composition of the invention is to adopt
Two kinds of active components compound scheme is used, its activity and bactericidal effect are not the simple superposition of each component activity, and existing single
Preparation is compared, in addition to significant bactericidal effect, more there is significant synergistic effect, good to making security, meets agricultural chemicals system
The security requirement of agent.
Embodiment above describes some exemplary embodiments of the present invention, but it will be apparent to those skilled in the art that
Without departing from the principles and spirit of the present invention, some modifications, this hair can also be made to these exemplary embodiments
Bright scope is defined by the protection domain that claim is limited.
Claims (8)
1. a kind of composition pesticide, it is characterised in that active component comprises at least captan and furametpyr.
2. composition pesticide according to claim 1, it is characterised in that the weight ratio 1 of the captan and furametpyr:
10-40:1。
3. composition pesticide according to claim 2, it is characterised in that the weight ratio of the captan and furametpyr is excellent
Elect 1 as:5-5:1.
4. the composition pesticide according to any one of claim 1-2 claim, it is characterised in that the captan and
The weight ratio most preferably 20 of furametpyr:3.
5. the composition pesticide according to any one of claim 1-4 claim, it is characterised in that the pesticide combination
The weight percentage of active component is 10-80% in thing.
6. composition pesticide according to claim 5, it is characterised in that the formulation of the composition pesticide is missible oil, can
It is any in WP, water dispersible granules, suspending agent, microemulsion, microcapsule suspending agent, granule.
7. it is used for the purposes for preventing and treating corps diseases according to the composition pesticide described in any one of claim 1-6 claim.
8. purposes according to claim 7, it is characterised in that the corps diseases are preferably rice sheath blight disease.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710652551.XA CN107318865A (en) | 2017-08-02 | 2017-08-02 | The composition pesticide of captan and furametpyr compounding |
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| CN201710652551.XA CN107318865A (en) | 2017-08-02 | 2017-08-02 | The composition pesticide of captan and furametpyr compounding |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110651794A (en) * | 2019-10-18 | 2020-01-07 | 安徽江淮园艺种业股份有限公司 | Bactericide composition containing fluorobenzene ether amide and captan |
| WO2022053947A1 (en) * | 2020-09-09 | 2022-03-17 | Upl Limited | Fungicidal combination |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106879614A (en) * | 2017-04-19 | 2017-06-23 | 广东广康生化科技股份有限公司 | A kind of bactericidal composition and application thereof |
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2017
- 2017-08-02 CN CN201710652551.XA patent/CN107318865A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106879614A (en) * | 2017-04-19 | 2017-06-23 | 广东广康生化科技股份有限公司 | A kind of bactericidal composition and application thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110651794A (en) * | 2019-10-18 | 2020-01-07 | 安徽江淮园艺种业股份有限公司 | Bactericide composition containing fluorobenzene ether amide and captan |
| WO2022053947A1 (en) * | 2020-09-09 | 2022-03-17 | Upl Limited | Fungicidal combination |
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Application publication date: 20171107 |