CN108849930A - A kind of Herbicidal combinations and its application containing isoxaflutole and amicarbazone - Google Patents
A kind of Herbicidal combinations and its application containing isoxaflutole and amicarbazone Download PDFInfo
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- CN108849930A CN108849930A CN201810774921.1A CN201810774921A CN108849930A CN 108849930 A CN108849930 A CN 108849930A CN 201810774921 A CN201810774921 A CN 201810774921A CN 108849930 A CN108849930 A CN 108849930A
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- Prior art keywords
- amicarbazone
- isoxaflutole
- herbicidal combinations
- herbicidal
- mass ratio
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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
- A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
- A01N43/64—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with three nitrogen atoms as the only ring hetero atoms
- A01N43/647—Triazoles; Hydrogenated triazoles
- A01N43/653—1,2,4-Triazoles; Hydrogenated 1,2,4-triazoles
-
- 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
- A01N43/80—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 one nitrogen atom and either one oxygen atom or one sulfur atom in positions 1,2
Abstract
The invention discloses a kind of Herbicidal combinations containing isoxaflutole and amicarbazone and its application, for the Herbicidal combinations using isoxaflutole and amicarbazone as principle active component, the mass ratio of amicarbazone and isoxaflutole is 59:1~1:50.Herbicidal combinations of the present invention can be used for cornfield weeding, especially have remarkable result for preventing and kill off grass family and broadleaf weeds in corn field.Herbicidal combinations of the present invention under the premise of improving drug effect, delay Weed Resistance compared to single agent, and herbicidal spectrum is wide, and the lasting period is long, and all has safety to corn and succession crop.
Description
Technical field
The invention belongs to technical field of pesticide, especially herbicide field, and in particular to one kind contains isoxaflutole and amine
The Herbicidal combinations of azoles humulone and its application.
Background technique
Isoxaflutole (isoxaflutole), p-hydroxybenzene pyruvic acid (HPP) ester dual oxide enzyme inhibitor, that is, HPPD inhibit
Agent, action character are the activity of weeding with spectrum, be can be used after Miao Qianmiao, death after albefaction occur in weeds.Though its disease
Shape and the effect symptom of herxheimer-liked reaction inhibitor are extremely similar, but its chemical structure feature such as polarity and degree of ionization
There is apparent difference with known herxheimer-liked reaction inhibitor etc..Isoxaflutole is mainly absorbed via weeds young root
It conducts and works, after susceptible weeds absorb this medicine, by inhibiting the synthesis of p-hydroxybenzene pyruvic acid (HPP) ester dual oxide enzyme, because
This HPPD inhibitor is similar to the effect symptom of herxheimer-liked reaction inhibitor.
Amicarbazone (Amicarbazone) is the triazolineone herbicide of plant protection portion of Beyer Co., Ltd discovery in 1988,
It is mainly used for preventing and treating annual broadleaf weed and part annual gramineous weed in corn field and sugarcane field.
Corn field herbicide is limited by crop safety at present, and degrass spectrum is also limited, and a kind of herbicide single dose is used alone
Cannot completely effectively control the generation of corn field weed, furthermore some herbicides due to the water-soluble big or field lasting period too
Length, dosage are excessive or application unevenly all be easy to cause the residual hazard to this season crop or succession crop.Inventor is through studying
It was found that the synergistic complex of herbicide be expand weed control spectrum and improve preventive effect effective measures, so far it is not yet found that
Close the Herbicidal combinations that isoxaflutole is compounded with amicarbazone.
Summary of the invention
The object of the present invention is to provide a kind of Herbicidal combinations containing isoxaflutole and amicarbazone.
It is a further object of the present invention to provide application of the Herbicidal combinations in cornfield weeding.
The purpose of the present invention is achieved through the following technical solutions：
A kind of Herbicidal combinations containing isoxaflutole and amicarbazone, the Herbicidal combinations are with isoxaflutole and amine azoles
Humulone is principle active component, wherein the mass ratio of amicarbazone and isoxaflutole is 59:1~1:50.It is preferred that amicarbazone
Mass ratio with isoxaflutole is 40:1~29:1,12:1~1:50, further preferably 40:1~34:1,12:1~10:
1,1:5,1:30.In some preferred technical solutions：Amicarbazone and isoxaflutole can be 34：1,29：1,59：1,
12：1,50：1,40：1,20：1,10：1,5：1,1：1,1：5,1：10,1：20,1：30,1：It is selected in 50 these ratios.
This compound weeding composition can contain only active constituent isoxaflutole and amicarbazone, can also use or prepare
When other components are added into active constituent, the effective ingredient in the Pesticidal combination can be present in combination with enhancing effective amount
In object.
In Herbicidal combinations, the mass percentage of both amicarbazone and isoxaflutole in Herbicidal combinations is
1%~80%, preferred mass percentage composition is 10%~65%.
In the binary built composition of isoxaflutole and amicarbazone of the invention, in addition to isoxaflutole and amine azoles grass
Outside the effective components such as ketone, the conventional surfactants allowed on pesticidal preparations, thickener, solvent or solid packing can also be added
Equal auxiliary agents are configured to any one dosage form allowed on pesticide.It is preferred that being processed into missible oil, suspending agent, aqueous emulsion, microemulsion, moisture
Shot agent, wettable powder etc..
Herbicidal combinations of the present invention can be applied in corn field postemergence weed control, the standing grain especially in preventing and kill off corn field
Using with remarkable result in undergraduate course and broadleaf weeds.
Herbicidal combinations of the invention have the following advantages that：
1, activity of weeding is high.The present invention selects degrass spectrum different, the isoxaflutole and amicarbazone two of advantage and disadvantage complementation
Kind herbicide, Herbicidal combinations of the invention are made into according to specific ratio range, can kill weeds by two kinds of different mechanism,
And two kinds of herbicides generate synergistic effect in the ratio range, greatly improve the removing activity of herbicide.
2, herbicidal spectrum is wide, and the lasting period is long.After the two mixing, weeds are killed by two kinds of different mechanism, expand herbicidal spectrum,
A variety of gramineae weeds and broadleaf weeds can be prevented and treated.
3, delay Weed Resistance.Herbicidal combinations of the present invention are reduced weeds to the resistance of medicament, are also prolonged by binary built
Weed Resistance is delayed and has generated speed, and improved the preventive effect of antagonism weeds, to extend the service life of medicament.
4, highly-safe.Since its dosage is under control, make medicament under the premise of improving drug effect, to jade
The safety of rice and succession crop is also improved.
Therefore, Herbicidal combinations of the present invention can be applied in herbicide of the preparation for corn field postemergence weed control,
Especially applied in the herbicide of grass family and broadleaf weeds in preparation for preventing and kill off in corn field.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to embodiments, to the present invention
It is further elaborated.It should be appreciated that described herein, specific examples are only used to explain the present invention, is not used to limit
The fixed present invention, it is all that under concept thereof of the invention the simple modifications of preparation method of the present invention are belonged to protection model of the invention
Within enclosing.
Percentage is mass percent in all formulas of following embodiment.The processing work of the various preparations of the present composition
Skill is the prior art, can be varied according to different situations.
One, dosage form prepares embodiment
Embodiment 1：35% amicarbazone isoxaflutole missible oil (34：1)
Amicarbazone 34%, isoxaflutole 1%, alkyl phenol polyoxyethylene ether 4%, phenethyl phenol polyethenoxy ether
15%, dimethylbenzene complements to 100%, is configured to the missible oil that mass percentage is 35% according to conventional formulation method.
Embodiment 2：30% amicarbazone isoxaflutole suspending agent (29：1)
Amicarbazone 29%, isoxaflutole 1%, methyl naphthalene sulfonate formaldehyde condensate 6%, nonylphenol polyoxyethylene ether
3%, aluminium-magnesium silicate 0.5%, ethylene glycol 7%, tributyl phosphate 2%, silicone oil 0.2%, surplus are water, according to conventional preparation side
Method is configured to the suspending agent that mass percentage is 30%.
Embodiment 3：60% amicarbazone isoxaflutole water dispersible granules (59：1)
Amicarbazone 59%, isoxaflutole 1%, NNO (sodium methylene bis-naphthalene sulfonate) 5%, ammonium sulfate 3%, polyethylene
Alcohol 2%, kaolin complements to 100%, is configured to the water-dispersible grain that mass percentage is 60% according to conventional formulation method
Agent (WDG).
Embodiment 4：65% amicarbazone isoxaflutole wettable powder (12：1)
Amicarbazone 60%, isoxaflutole 5%, NNO (sodium methylene bis-naphthalene sulfonate) 6%, sodium lignin sulfonate 4%,
Kaolin complements to 100%, is configured to the wettable powder (WP) that mass percentage is 65% according to conventional formulation method.
Embodiment 5：51% amicarbazone isoxaflutole suspending agent (50：1)
Amicarbazone 50%, isoxaflutole 1%, methyl naphthalene sulfonate formaldehyde condensate 6%, nonylphenol polyoxyethylene ether
3%, aluminium-magnesium silicate 0.5%, ethylene glycol 7%, tributyl phosphate 2%, silicone oil 0.2%, surplus are water, according to conventional preparation side
Method is configured to the suspending agent that mass percentage is 51%.
Embodiment 6：51% amicarbazone isoxaflutole suspending agent (1：50)
Amicarbazone 1%, isoxaflutole 50%, methyl naphthalene sulfonate formaldehyde condensate 6%, nonylphenol polyoxyethylene ether
3%, aluminium-magnesium silicate 0.5%, ethylene glycol 7%, tributyl phosphate 2%, silicone oil 0.2%, surplus are water, according to conventional preparation side
Method is configured to the suspending agent that mass percentage is 51%.
Embodiment 7：31% amicarbazone isoxaflutole water dispersible granules (1：30)
Amicarbazone 1%, isoxaflutole 30%, NNO (sodium methylene bis-naphthalene sulfonate) 5%, ammonium sulfate 3%, polyethylene
Alcohol 2%, kaolin complements to 100%, is configured to the water-dispersible grain that mass percentage is 31% according to conventional formulation method
Agent.
Embodiment 8：41% amicarbazone isoxaflutole water dispersible granules (40：1)
Amicarbazone 40%, isoxaflutole 1%, NNO (sodium methylene bis-naphthalene sulfonate) 5%, ammonium sulfate 3%, polyethylene
Alcohol 2%, kaolin complements to 100%, is configured to the water-dispersible grain that mass percentage is 41% according to conventional formulation method
Agent.
Embodiment 9：42% amicarbazone isoxaflutole wettable powder (20：1)
Amicarbazone 40%, isoxaflutole 2%, NNO (sodium methylene bis-naphthalene sulfonate) 6%, sodium lignin sulfonate 4%,
Kaolin complements to 100%, is configured to the wettable powder that mass percentage is 42% according to conventional formulation method.
Embodiment 10：21% amicarbazone isoxaflutole wettable powder (1：20)
Amicarbazone 1%, isoxaflutole 20%, NNO (sodium methylene bis-naphthalene sulfonate) 6%, sodium lignin sulfonate 4%,
Kaolin complements to 100%, is configured to the wettable powder that mass percentage is 21% according to conventional formulation method.
Embodiment 11：33% amicarbazone isoxaflutole aqueous emulsion (1：10)
Amicarbazone 3%, isoxaflutole 30%, methyl naphthalene sulfonate formaldehyde condensate 6%, nonylphenol polyoxyethylene ether
3%, aluminium-magnesium silicate 0.5%, ethylene glycol 7%, tributyl phosphate 2%, 150# solvent naphtha 20%, water complements to 100%, according to normal
The formulation method of rule is configured to the aqueous emulsion that mass percentage is 33%.
Embodiment 12：33% amicarbazone isoxaflutole aqueous emulsion (10：1)
Amicarbazone 30%, isoxaflutole 3%, methyl naphthalene sulfonate formaldehyde condensate 6%, nonylphenol polyoxyethylene ether
3%, aluminium-magnesium silicate 0.5%, ethylene glycol 7%, tributyl phosphate 2%, 150# solvent naphtha 20%, water complements to 100%, according to normal
The formulation method of rule is configured to the aqueous emulsion that mass percentage is 33%.
Embodiment 13：30% amicarbazone isoxaflutole microemulsion (5：1)
Amicarbazone 25%, isoxaflutole 5%, methyl naphthalene sulfonate formaldehyde condensate 6%, nonylphenol polyoxyethylene ether
3%, aluminium-magnesium silicate 0.5%, ethylene glycol 7%, tributyl phosphate 2%, water complements to 100%, matches according to conventional formulation method
The microemulsion that mass percentage is 30% is made.
Embodiment 14：60% amicarbazone isoxaflutole wettable powder (1：5)
Amicarbazone 10%, isoxaflutole 50%, NNO (sodium methylene bis-naphthalene sulfonate) 6%, sodium lignin sulfonate 4%,
Kaolin complements to 100%, is configured to the wettable powder that mass percentage is 60% according to conventional formulation method.
Embodiment 15：10% amicarbazone isoxaflutole wettable powder (1：1)
Amicarbazone 5%, isoxaflutole 5%, NNO (sodium methylene bis-naphthalene sulfonate) 6%, sodium lignin sulfonate 4% are high
Ridge soil complements to 100%, is configured to the wettable powder that mass percentage is 10% according to conventional formulation method.
Two, drug effect verification test
1), toxicity determination test
According to effective component amicarbazone：Isoxaflutole quality proportioning is：34：1,29：1,59：1,12：1,60：1,
50：1,40：1,20：1,10：1,5：1,1：1,1：5,1：10,1：20,1：30,1：50,1：60 are tested, and measure it to corn
The co-toxicity coefficient of field common weed herba digitariae and Amaranthus retroflexus.
Test method：Quantitative weed seed is seeded in the disposable paper cup of 9cm respectively, 10~15 are sowed in every glass
Grain seed, cultivates in illumination box, when the weeds 1-4 leaf phase, spraying treatment is carried out on crawler type crops sprayer.Place
Continue to cultivate in greenhouse after reason, routine observation respectively handles the preventive effect to weeds, weighs that each treated that weeds are fresh after 30d
Weight, calculates its toxicity regression curve and co-toxicity coefficient.Co-toxicity coefficient is greater than 120, shows that two kinds of active principles have synergistic effect,
Co-toxicity coefficient between 80-120, show two kinds of active principles have summation action, co-toxicity coefficient less than 80, show two kinds effectively
Substance has antagonism.Measurement result is as shown in table 1.
1 toxicity measurement result of table
As it can be seen from table 1 when the mass ratio of amicarbazone and isoxaflutole is 59:1~1:When 50, isoxaflutole
It is compounded with amicarbazone and the herbicidal effect of herba digitariae is significantly improved, both illustrate compounding to preventing and kill off herba digitariae with significant synergy work
With.Especially the proportion of amicarbazone and isoxaflutole is 50:1~1:Between 50, co-toxicity coefficient is all larger than 170, amine azoles grass
The proportion of ketone and isoxaflutole is 50:1~34:1,20:1~10:1,1:5~1:Between 50, after two kinds of active principle compoundings
Co-toxicity coefficient it is optimal, be all larger than 190, illustrate the present invention have apparent synergistic effect.
2 toxicity measurement result of table
From table 2 it can be seen that when the mass ratio of amicarbazone and isoxaflutole is 59:1~1:When 50, isoxaflutole
It is compounded with amicarbazone and the herbicidal effect of Amaranthus retroflexus is significantly improved, illustrate that the two compounding has significant increase to Amaranthus retroflexus is prevented and kill off
Effect effect.Especially the proportion of amicarbazone and isoxaflutole is 40:1~29:1,12:1~1:Between 50, co-toxicity coefficient is equal
Greater than 170, the proportion of amicarbazone and isoxaflutole is 40:1~34:1,12:1~10:1,1:1~1:5,1:Between 30,
Co-toxicity coefficient after two kinds of active principle compoundings is optimal, is all larger than 190, illustrates that the present invention has apparent synergistic effect.
The mass ratio of comprehensive Tables 1 and 2, amicarbazone and isoxaflutole is 59:1~1:There is significant synergy when 50.
The mass ratio of amicarbazone and isoxaflutole is 40:1~29:1,12:1~1:When 50, different controlling object co-toxicity coefficients are equal
Greater than 170, the mass ratio of amicarbazone and isoxaflutole is 40:1~34:1,12:1~10:1,1:5,1:When 30, different preventing
It controls object co-toxicity coefficient and is all larger than 190.
2), field control effectiveness test.
Reagent agent：
The re-compounded binary herbicide of isoxaflutole and amicarbazone different ratio prepared by embodiment 1~15.
Comparison medicament：
75% isoxaflutole WDG (commercially available), 70% amicarbazone WG (commercially available).
For studying object：Corn
Maize seedling grows fine, robust plant, without other pest and disease damages.
Control object：
The weeds such as herba digitariae, herba setariae viridis, semen euphorbiae, Amaranthus retroflexus, piemarker, Siberian cocklebur.
Test method：
According to the area of experimental plot, good various medicaments of precise, and after being watered dilution, using knapsack sprayer,
Carry out even spraying, the dedicated Fan spray head of sprinkler selection herbicide.When spraying, it should be noted that it is small that medical fluid is uniformly sprayed application to test
Qu Zhong accomplishes no drain spray, the phenomenon that spraying more.
20d, 40d observe weeds death condition, and the activity of weeding of more various medicaments after medicine respectively after test.This
Outside, the condition of production (dosage that dosage is effective component per acre) of crop is observed in 1~15d, after medicine also to investigate
Whether medicament has phytotoxicity to crop.
The embodiment of the present invention preparation Herbicidal Testing Trials effect see the table below 3 (20d after medicine) and table 4 (40d after medicine)
3 field control effectiveness test result of table (20d after medicine)
4 field control effectiveness test result of table (40d after medicine)
It lives as can be seen from tables 3 and 4 that isoxaflutole compounds to have to expand herbicidal spectrum and improve weeding with amicarbazone
The effect of property, and extend the lasting period of medicament.Broadleaf weeds and gramineae weed can be effectively prevented and kill off, preventive effect is better than single
The preventive effect of agent illustrates that the two compounding has significant synergy to make the preventive effect of broadleaf weeds in corn field and gramineae weed
With.Simultaneously it can also be seen that not isoxaflutole is compounded with arbitrary proportion with amicarbazone and can generate synergistic function.
Security survey result of 5 medicament of table to crop
Corn in each processing cell grows fine, and has no any medicine spot, illustrates that various medicaments are safe to corn.
Claims (9)
1. a kind of Herbicidal combinations containing isoxaflutole and amicarbazone, which is characterized in that the Herbicidal combinations are with isoxazole
Humulone and amicarbazone are principle active component, wherein the mass ratio of amicarbazone and isoxaflutole is 59:1~1:50.
2. Herbicidal combinations according to claim 1, which is characterized in that amicarbazone and isoxazole in the Herbicidal combinations
The mass ratio of humulone is 40:1~29:1,12:1~1:50.
3. Herbicidal combinations according to claim 1, which is characterized in that amicarbazone and isoxazole in the Herbicidal combinations
The mass ratio of humulone is 40:1~34:1,12:1~10:1,1:5,1:30.
4. Herbicidal combinations according to claim 1,2 or 3, which is characterized in that both amicarbazone and isoxaflutole
Mass percentage in Herbicidal combinations is 1%~80%.
5. Herbicidal combinations according to claim 4, which is characterized in that both amicarbazone and isoxaflutole are in weeding
Mass percentage in composition is 10%~65%.
6. Herbicidal combinations according to claim 1, which is characterized in that the Herbicidal combinations are with isoxaflutole and amine azoles
Humulone is that the auxiliary agent allowed on principle active component and pesticide is configured to any one dosage form.
7. Herbicidal combinations according to claim 6, which is characterized in that the dosage form is missible oil, suspending agent, water and milk
Agent, microemulsion, water dispersible granules or wettable powder.
8. application of the described in any item Herbicidal combinations of claim 1 to 7 in cornfield weeding.
9. application according to claim 8, which is characterized in that Herbicidal combinations grass family in preventing and kill off corn field
With the application in broadleaf weeds.
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| WO2023053139A1 (en) * | 2021-10-01 | 2023-04-06 | Upl Limited | A stable agrochemical composition |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2023053139A1 (en) * | 2021-10-01 | 2023-04-06 | Upl Limited | A stable agrochemical composition |
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