CN106973924A - Composition pesticide containing captan and fluazinam - Google Patents
Composition pesticide containing captan and fluazinam Download PDFInfo
- Publication number
- CN106973924A CN106973924A CN201710284480.2A CN201710284480A CN106973924A CN 106973924 A CN106973924 A CN 106973924A CN 201710284480 A CN201710284480 A CN 201710284480A CN 106973924 A CN106973924 A CN 106973924A
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- CN
- China
- Prior art keywords
- composition pesticide
- fluazinam
- captan
- composition
- pesticide
- 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.)
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Classifications
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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
- A01N43/34—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one nitrogen atom as the only ring hetero atom
- A01N43/40—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one nitrogen atom as the only ring hetero atom six-membered rings
Abstract
The invention discloses a kind of composition pesticide comprising captan and fluazinam, the weight ratio of active component captan and fluazinam is 30 in the composition pesticide:1‑1:10, preferably 10:1‑1:1, the composition pesticide of the present invention can be by adding the regular dosage form species that auxiliary element is prepared into pesticidal preparations, select any in missible oil, wettable powder, water dispersible granules, suspending agent etc., composition pesticide of the invention is particularly suitable for use in preventing and treating graw mold of tomato.
Description
Technical field
The invention belongs to composition pesticide field, and in particular to be a kind of pesticide sterilizing containing captan and fluazinam
Composition and its application.
Background technology
Gray mold is open country, protecting field crop is common and compares a kind of fungal disease of difficult preventing and treating, belongs to low temperature and high relative humidity
Type disease, 20-30 DEG C of growth of pathogenic bacteria, when environment temperature in 20-25 DEG C, humidity 90% above is for the disease high-incidence season, grey mold
Disease belongs to fungal disease, flower, fruit, leaf, stem can fall ill caused by the pathogen of Botrytis cinerea infects.Gray mold sick seedling color is shallow, blade, leaf
Handle morbidity be in canescence, water stain shape, organization softening to rot, there is grey mold on surface during high humidity.Young stem is how nascent in petiole base
Irregularly water logging spot, becomes and rots, hangs and contract or roll over quickly, and last sick seedling, which rots to wither, dies of illness.The disease is a kind of typical gas
Disease is passed, can be propagated with air, current and farming operation.During actual disease control, it is difficult to take effective measures
Thoroughly cut off source of infection；In the case where pathogen invades, it is also difficult to utterly destroy pathogen, such as medicament is sprayed, it is difficult to solved
Pathogen in air and dew；And individually smoke canopy, it is impossible to emphasis is solved on the invalid bodies such as sick leaf, disease fruit or internal cause of disease
Bacterium.
Captan is a kind of lower toxicity broad spectrum protection bactericidal pesticide, can prevent and treat the crops such as apple, pears, strawberry, grape
Multiple diseases, with prevention effect is good, poisoning is small, the appropriate effect for stimulating plant growth using also having.Its main function machine
Reason is to block disease fungus respiratory, can also reduce the content of atriphos in pathogen to prevent the mitogenetic spore of germ
The bulk storage of son.It is mainly used in spraying, can also makees infusion product after seed treatment, harvest, is carried out before sowing or before plant at soil
Reason.For preventing and treating the scabs of fruit tree, vegetables, flowers and other industrial crops etc., 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 a kind of important channel of its service life.
Fluazinam is new substituted phenyl amines, the broad-spectrum germicide developed by Japanese Shi Yuan industry companies, belongs to environment
The bactericide kind for having market prospects of friendly, its mechanism of action is mitochondrial oxidation phosphorylated uncoupler, by resisting
Spore germination, mycelia break through, growth and sporogenesis and the infection processs for resisting all stages.The fungicidal spectrum of fluazinam is very wide,
Its effect is often due to conventional protecting bactericide, in addition to bactericidal activity, fluazinam also shows the mite killing to red spider etc.
Activity.Fluazinam be mainly used in grape, apple, citrus, soybean, potato, wheat, tomato, cucumber etc. make use it is a variety of
Disease, good prevention effect is respectively provided with to gray mold, scab, late blight etc., in addition, fluazinam is to Cruciferae clubroot
Also there is remarkable preventive effect, also have good preventive effect to the paddy rice samping off as caused by rhizopus.
Single pesticide activity component is for a long time continuously using can cause resistance risk and the increased risk of consumption, and be unfavorable for
The continuity in Pesticide use life-span, by agriculture chemical compounding screening obtain compounding rational composition pesticide be reduce Pesticide use amount,
Delay after drug-fast important channel, different pesticide activity components compounded, to typically exhibit different interactions, typically
For summation action, synergistic effect and antagonism, the composition pesticide of compound synergic is less, but it can improve actual preventing and treating effect
Really, Pesticide use amount is reduced, is the important means of integrated control.At present, it is not yet found that being compounded on captan and fluazinam
Relevant report.
The content of the invention
In view of the above-mentioned deficiencies in the prior art, it is an object of the present invention to provide, a kind of prevention effect is good, cost is low, can delay
The Synergistic composition pesticide that the pathogen resistance to the action of a drug is produced.
Another object of the present invention is to provide the composition pesticide to be used to prevent and treat corps diseases especially tomato ash
The purposes of mildew.
The technical scheme is that be accomplished by the following way：
A kind of composition pesticide, its active component mainly includes captan and fluazinam, wherein, the weight of captan and fluazinam
Amount is than being 30:1-1:10.
Further, the weight ratio of active component captan and fluazinam is preferably 10 in the composition pesticide：1-1:
1。
Further, the gross weight percentage composition of active component in the composition is 1- in composition pesticide of the invention
80%, preferably 25-70%, remaining is the agricultural chemicals auxiliary element that allows to use and add in Pesticide formulation.
Further, the agricultural chemicals auxiliary element is selected from emulsifying agent, wetting agent, dispersant, stabilizer, antifreeze, thickening
One or more in agent, defoamer, binding agent, disintegrant, solvent etc., are such as not particularly limited, and the agricultural chemicals is aided in into
The species and consumption divided can be screened by routine test means.
Further, composition pesticide of the invention by routine test means be prepared into be adapted to agriculturally use it is any
A kind of type of dosage form, the formulation is selected from missible oil, wettable powder, suspending agent, suspension emulsion, microemulsion, water dispersible granules, micro-capsule
One kind in suspending agent, dispersible oil-suspending agent.
Further, composition pesticide of the invention of the invention can be provided in finished product preparation form, will activity into
Divide the preparation for mixing and being prepared into and be adapted to agriculturally produce, can also be provided with unit dose form, use preceding direct root in a reservoir
It is well mixed according to consumption, it is then diluted to required concentration.
Further, other agricultural actives can also be added in composition pesticide of the invention, or can be with it
Use, including but not limited to other kinds series bactericidal agents, herbicide, insecticide, plant growth regulator, fertilizer, synergist, safety
Agent etc..
Compared with prior art, composition pesticide of the invention has the beneficial effect that：
1st, composition pesticide of the invention can mutual Synergistic, Pesticide use amount, raising prevention effect can be reduced.
2nd, the composition pesticide active component mechanism of action of the invention is different, and both, which compound, can delay pathogen to resist
The property of medicine is produced.
3rd, composition pesticide active component of the invention has protection and therapeutic action concurrently, while rational Recompounded pesticide cost
It is lower.
4th, composition pesticide preparation technology of the invention it is simple, to crop safety.
Embodiment
In order to be better understood from the essence of the present invention, present disclosure is further qualified with reference to embodiment,
But limitation of the present invention can not be considered as, following examples are used only for explaining the present invention, for without departing from spirit of the invention and
Modification, replacement or improvement that principle is made, belong to the scope of protection of present invention.
First, example of formulations
1st, embodiment 1:40% captan fluazinam wettable powder（1：1）
Captan 20%
Fluazinam 20%
Neopelex 4.2%
Lignin naphthalene sulfonate 3.8%
White carbon 10%
Diatomite surplus
The preparation method of the wettable powder is：Each component is added in blender according to the formula, is thoroughly mixed
After uniform, after ultra-fine pulverizer disintegrating, you can wettable powder of the present invention is made.
2nd, embodiment 2:35% captan fluazinam water dispersible granules（5:2）
Captan 25%
Fluazinam 10%
Alkylnaphthalene sulphur sulfonate 4%
Dispersant MF -5 3%
Urea 4%
Arabic gum 2%
Kaolin surplus
The preparation method of the water dispersible granules is：By above-mentioned formula by captan, fluazinam and dispersant, wetting agent, disintegration
Agent and filler are well mixed, after being crushed with micro jet, through mediating, and then add and enter in fluidized-bed granulation dryer
Through sampling analysis after row granulation, dry, screening, you can water dispersible granules of the present invention are made.
3rd, embodiment 3:48% captan fluazinam suspending agent（5:1）
Captan 40%
Fluazinam 8%
Alkylbenzenesulfonate 4%
Neopelex 5%
Sodium alginate 3%
C10 fatty alcohols 2%
Ethylene glycol 4%
Deionized water surplus
The preparation method of the suspending agent is：First other auxiliary agents are well mixed, after being well mixed through high-speed shearing machine, addition gram
Bacterium pellet and fluazinam, ball milling 3 hours in ball mill so that preparation particle diameter is below 5 microns, you can be made of the present invention
Suspending agent.
4th, embodiment 4：60% captan fluazinam water dispersible granules（1:2）
Captan 20%
Fluazinam 40%
Alkylnaphthalene sulphur sulfonate 6%
Dispersant MF -5 4%
Urea 5%
Arabic gum 2%
Kaolin surplus
The preparation method of the water dispersible granules is：By above-mentioned formula by captan, fluazinam and dispersant, wetting agent, disintegration
Agent and filler are well mixed, after being crushed with micro jet, through mediating, and then add and enter in fluidized-bed granulation dryer
Through sampling analysis after row granulation, dry, screening, you can water dispersible granules of the present invention are made.
2nd, toxicity is determined
For examination pathogen：Graw mold of tomato germ.
Test method：Mycelial growth rate method is used indoors, determines EC of the different agents to graw mold of tomato germ50
Value, using the co-toxicity coefficient computational methods of the abundant introductions of Sun Yun, calculates the co-toxicity coefficient of different Mixed Pharmacies（CTC）, it is determined that not
With the building performance of medicament mixture.
A certain single dose is standard agent using in mixture（Generally select EC50Junior）Calculated：
Single dose toxicity index=standard agent EC50/ certain single dose EC50×100；
Toxicity index × B of the toxicity index of theoretical toxicity index=A single doses × A single doses proportion+B single doses in mixture is mono-
Agent proportion in mixture；
Survey the EC of toxicity index=standard single dose50The EC of/mixture50Value × 100；
Co-toxicity coefficient=actual measurement toxicity index/theoretical toxicity index 100.
CTC represents that mixture shows synergistic function when being more than 120, CTC represents that mixture shows antagonism when being less than 80
Effect, represents summation action when CTC is between 80-120.
It is as shown in table 1 to the Toxicity Determination result of graw mold of tomato after captan and fluazinam mixture：
As can be seen from Table 1,30 after captan is compounded with fluazinam:1-1:Synergistic function is shown as in the range of 10,
Wherein, when both compound proportions are 10:1-1:When 1, co-toxicity coefficient is more than 140, and synergistic effect is more notable.And when gram bacterium
Ratio is 5 after red and fluazinam compounding:When 2, more preferably, co-toxicity coefficient is more than 200 for synergistic function.
3rd, field control effectiveness test
Graw mold of tomato field control effectiveness test is prevented and treated using invention formulation embodiment 1-4 composition pesticide, with 50% captan
Wettable powder and 500g/L fluazinams suspending agent are comparison medicament, are tested with being arranged on Shouguang City of Shandong Province tomato planting, often
Plot area 66.7m2, experiment is repeated 4 times, and is investigated before dispenser and checks that drug effect method is after preventing and treating：Taken at random in trial zone
5 points of sample（Every 3 tomatoes）, check graw mold of tomato occurrence degree.Result of the test is as shown in table 2：
Field control effectiveness test result is as shown in table 2, as can be seen from Table 2, to graw mold of tomato after captan and fluazinam compounding
Prevention effect it is good, embodiment 1-4 composition pesticide is at 500g/ hectares with two, and prevention effect is more than 75%, hence it is evident that
It is better than the prevention effect of control single dose, and compared with the control, the prevention effect of composition remains to remain higher for 14 days after medicine
Level.14 days preventive effects are up to 94% after the especially composition pesticide of embodiment 2, medicine, are worthy of popularization.In addition, in medication model
Do not find the composition pesticide of the present invention in enclosing has poisoning generation to tomato crop, shows the composition pesticide of the present invention to crop
Safety.
Claims (8)
1. a kind of composition pesticide, it is characterised in that active component includes captan and fluazinam.
2. composition pesticide according to claim 1, it is characterised in that the weight ratio of the captan and fluazinam is
30:1-1:10。
3. composition pesticide according to claim 2, it is characterised in that the weight ratio of the captan and fluazinam is preferred
For 10:1-1:1.
4. composition pesticide according to claim 2, it is characterised in that the weight ratio of the captan and fluazinam is preferred
For 5:2 .
5. the composition pesticide according to any one of claim 1-4 claim, it is characterised in that the pesticide combination
The formulation of thing is missible oil, wettable powder, suspending agent, suspension emulsion, microemulsion, water dispersible granules, microcapsule suspending agent, dispersible oil
It is any in suspending agent.
6. the composition pesticide according to claim 1-4, it is characterised in that can also be included in the composition pesticide other
Agricultural active composition.
7. the composition pesticide according to claim 1-6 is used for the purposes for preventing and treating corps diseases.
8. purposes according to claim 7, it is characterised in that the corps diseases are preferably graw mold of tomato.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710284480.2A CN106973924A (en) | 2017-04-27 | 2017-04-27 | Composition pesticide containing captan and fluazinam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710284480.2A CN106973924A (en) | 2017-04-27 | 2017-04-27 | Composition pesticide containing captan and fluazinam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106973924A true CN106973924A (en) | 2017-07-25 |
Family
ID=59341788
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710284480.2A Pending CN106973924A (en) | 2017-04-27 | 2017-04-27 | Composition pesticide containing captan and fluazinam |
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| Country | Link |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108294029A (en) * | 2018-03-27 | 2018-07-20 | 南京农业大学 | A kind of composition pesticide containing folpet |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06219912A (en) * | 1993-08-25 | 1994-08-09 | Ishihara Sangyo Kaisha Ltd | Agricultural and horticultural germicidal composition |
| CN101019535A (en) * | 2007-02-14 | 2007-08-22 | 山东省烟台市农业科学研究院 | Germicide composition containing captan and possessing synergy |
| CN102696635A (en) * | 2012-06-16 | 2012-10-03 | 陕西美邦农药有限公司 | Bactericidal composition containing fluazinam and methoxyacrylates |
-
2017
- 2017-04-27 CN CN201710284480.2A patent/CN106973924A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06219912A (en) * | 1993-08-25 | 1994-08-09 | Ishihara Sangyo Kaisha Ltd | Agricultural and horticultural germicidal composition |
| CN101019535A (en) * | 2007-02-14 | 2007-08-22 | 山东省烟台市农业科学研究院 | Germicide composition containing captan and possessing synergy |
| CN102696635A (en) * | 2012-06-16 | 2012-10-03 | 陕西美邦农药有限公司 | Bactericidal composition containing fluazinam and methoxyacrylates |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108294029A (en) * | 2018-03-27 | 2018-07-20 | 南京农业大学 | A kind of composition pesticide containing folpet |
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Application publication date: 20170725 |