CN108849924A - A kind of Herbicidal combinations and its application containing metamifop and oxaziclomefone - Google Patents
A kind of Herbicidal combinations and its application containing metamifop and oxaziclomefone Download PDFInfo
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- CN108849924A CN108849924A CN201810717665.2A CN201810717665A CN108849924A CN 108849924 A CN108849924 A CN 108849924A CN 201810717665 A CN201810717665 A CN 201810717665A CN 108849924 A CN108849924 A CN 108849924A
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- oxaziclomefone
- metamifop
- herbicidal combinations
- herbicidal
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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
- A01N43/72—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
- A01N43/74—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 1,3
- A01N43/76—1,3-Oxazoles; Hydrogenated 1,3-oxazoles
-
- 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
- A01N43/86—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 six-membered rings with one nitrogen atom and either one oxygen atom or one sulfur atom in positions 1,3
Abstract
The invention discloses a kind of Herbicidal combinations containing metamifop and oxaziclomefone and its application, for the Herbicidal combinations using metamifop and oxaziclomefone as principle active component, the mass ratio of oxaziclomefone and metamifop is 1:50~59:1.Herbicidal combinations of the present invention can be used for agent for removing grass in paddy field, especially for preventing and kill off grass family in paddy field, broadleaf weeds and sedge weed with remarkable result.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 rice and succession crop.
Description
Technical field
The invention belongs to technical field of pesticide, especially herbicide field, and in particular to one kind is containing metamifop and dislikes
The Herbicidal combinations of metribuzin and its application.
Background technique
Metamifop (metamifop) belongs to aromatic oxygen-phenoxy group propionates class herbicide, and the mechanism of action is to inhibit second
Acyl coenzyme A carboxylase, effective component, which needs to reach target in plant, can play herbicide effect.Solvent and surfactant will
It each serves as softening blade face wax layer and opens the effect of plant stomata, enter effective component in plant and play a role.It is main
Transplanting and the live streaming most of annual gramineous weeds of Tanaka are prevented and kill off, such as barnyard grass, semen euphorbiae, herba digitariae and herba eleusines indicae.
Oxaziclomefone (Oxaziclomefone) is inner sucting conduction type herbicide for paddy field, mainly by the root of weeds and
Cauline leaf basal sink.Leaves and stems chlorosis after weeds contact medicament stops growing, until withered.Barnyard grass, waterwort, thousand can be prevented and kill off
A variety of weeds such as gold, difformed galingale herb.
Herbicide for paddy field 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 paddy 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 metamifop is compounded with oxaziclomefone.
Summary of the invention
The object of the present invention is to provide a kind of Herbicidal combinations containing metamifop and oxaziclomefone.
It is a further object of the present invention to provide application of the Herbicidal combinations in agent for removing grass in paddy field.
The purpose of the present invention is achieved through the following technical solutions:
A kind of Herbicidal combinations containing metamifop and oxaziclomefone, the Herbicidal combinations are with metamifop and oxazines
Humulone is principle active component, wherein the mass ratio of oxaziclomefone and metamifop is 1:50~59:1.It is preferred that oxaziclomefone
Mass ratio with metamifop is 50:1~1:30, further preferably 10:1~1:1,1:10~1:20.Some preferred
Technical solution in:Oxaziclomefone and metamifop 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 metamifop and oxaziclomefone, 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 oxaziclomefone and metamifop in Herbicidal combinations is
1%~80%, preferred mass percentage composition is 10%~65%.
In the binary built composition of metamifop and oxaziclomefone of the invention, in addition to metamifop and oxazines 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 paddy field postemergence weed control, the standing grain especially in preventing and kill off paddy field
Using with remarkable result in undergraduate course, broadleaf weeds and sedge weed.
Herbicidal combinations of the invention have the following advantages that:
1, activity of weeding is high.The present invention selects degrass spectrum different, the metamifop and oxaziclomefone 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 water
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 paddy field postemergence weed control,
It is applied in herbicide especially in preparation for preventing and kill off grass family and broadleaf weeds in paddy field, sedge weed.
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% oxaziclomefone metamifop missible oil (34:1)
Oxaziclomefone 34%, metamifop 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% oxaziclomefone metamifop suspending agent (29:1)
Oxaziclomefone 29%, metamifop 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% oxaziclomefone metamifop water dispersible granules (59:1)
Oxaziclomefone 59%, metamifop 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% oxaziclomefone metamifop wettable powder (12:1)
Oxaziclomefone 60%, metamifop 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% oxaziclomefone metamifop suspending agent (50:1)
Oxaziclomefone 50%, metamifop 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% oxaziclomefone metamifop suspending agent (1:50)
Oxaziclomefone 1%, metamifop 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% oxaziclomefone metamifop water dispersible granules (1:30)
Oxaziclomefone 1%, metamifop 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% oxaziclomefone metamifop water dispersible granules (40:1)
Oxaziclomefone 40%, metamifop 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% oxaziclomefone metamifop wettable powder (20:1)
Oxaziclomefone 40%, metamifop 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% oxaziclomefone metamifop wettable powder (1:20)
Oxaziclomefone 1%, metamifop 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% oxaziclomefone metamifop aqueous emulsion (1:10)
Oxaziclomefone 3%, metamifop 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% oxaziclomefone metamifop aqueous emulsion (10:1)
Oxaziclomefone 30%, metamifop 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% oxaziclomefone metamifop microemulsion (5:1)
Oxaziclomefone 25%, metamifop 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% oxaziclomefone metamifop wettable powder (1:5)
Oxaziclomefone 10%, metamifop 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% oxaziclomefone metamifop wettable powder (1:1)
Oxaziclomefone 5%, metamifop 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 oxaziclomefone:Metamifop quality proportioning is:60:1,34:1,29:1,59:1,12:1,
50:1,40:1,20:1,10:1,5:1,1:1,1:5,1:10,1:20,1:30,1:50,1:60 are tested, and measure it to rice
The co-toxicity coefficient of field common weed barnyard grass, waterwort and difformed galingale herb.
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 the mass ratio of oxaziclomefone and metamifop is 59:1~1:When 50, metamifop with
Oxaziclomefone compounding significantly improves the herbicidal effect of barnyard grass, and co-toxicity coefficient is all larger than 150, both illustrates compounding to preventing and kill off barnyard grass
Grass has significant synergies.Especially the proportion of oxaziclomefone and metamifop is 59:1~1:40,29:1~1:30
Between when, the co-toxicity coefficient after two kinds of active principles compounding is optimal, is all larger than 180, illustrates that there is the present invention apparent synergy to make
With.
2 toxicity measurement result of table
From table 2 it can be seen that the mass ratio of oxaziclomefone and metamifop is 59:1~1:When 50, metamifop with
Oxaziclomefone compounding significantly improves the herbicidal effect of waterwort, illustrates that the two compounding has significant synergy to waterwort is prevented and kill off
Effect.Especially the proportion of oxaziclomefone and metamifop is 59:1~1:When between 30, co-toxicity coefficient is all larger than 150, dislikes
Metribuzin and the proportion of metamifop are 59:1~40:1,29:1~1:When between 20, being total to after two kinds of active principle compoundings
Malicious coefficient is optimal, is all larger than 180, illustrates that the present invention has apparent synergistic effect.
3 toxicity measurement result of table
From table 3 it can be seen that the mass ratio of oxaziclomefone and metamifop is 59:1~1:When 50, metamifop with
Oxaziclomefone compounding significantly improves the herbicidal effect of difformed galingale herb, illustrates that the two compounding has significantly to difformed galingale herb is prevented and kill off
Synergistic effect.Especially the proportion of oxaziclomefone and metamifop is 50:1~1:When between 30, co-toxicity coefficient is all larger than
150, the proportion of oxaziclomefone and metamifop is 10:1~1:1,1:10~1:When between 20, after two kinds of active principle compoundings
Co-toxicity coefficient it is optimal, be all larger than 180, illustrate the present invention have apparent synergy.
For consolidated statement 1 to table 3, the mass ratio of oxaziclomefone and metamifop is 1:50~59:There is significant synergy when 1.
The mass ratio of oxaziclomefone and metamifop is 50:1~1:When 30, different controlling object co-toxicity coefficients are all larger than 150, oxazines
The mass ratio of humulone and metamifop is 10:1~1:1,1:10~1:When 20, different controlling object co-toxicity coefficients are all larger than
180。
2), field control effectiveness test.
Reagent agent:
The re-compounded binary herbicide of metamifop and oxaziclomefone different ratio prepared by embodiment 1~15.
Comparison medicament:
1% oxaziclomefone SC (commercially available), 10% metamifop EC (commercially available).
For studying object:Rice
Rice seedlings grow fine, robust plant, without other pest and disease damages.
Control object:
The weeds such as barnyard grass, herba setariae viridis, waterwort, semen euphorbiae, purslane, difformed galingale herb.
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 4 (20d after medicine) and table 5 (40d after medicine)
4 field control effectiveness test result of table (20d after medicine)
5 field control effectiveness test result of table (40d after medicine)
Have expansion herbicidal spectrum and raising weeding living from table 4 and table 5 as can be seen that metamifop is compounded with oxaziclomefone
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
It is aobvious to illustrate that the two compounding has the preventive effect of broadleaf weeds, gramineae weed and sedge weed in paddy field for the preventive effect of agent
The synergistic effect of work.Simultaneously it can also be seen that not metamifop and oxaziclomefone can be generated with arbitrary proportion compounding and cooperate with increasing
Effect effect.
Security survey result of 6 medicament of table to crop
The rice is doing well in each processing cell, has no any medicine spot, illustrates that various medicaments are safe to rice.
Claims (9)
1. a kind of Herbicidal combinations containing metamifop and oxaziclomefone, which is characterized in that the Herbicidal combinations are with oxazole acyl
Careless amine and oxaziclomefone are principle active component, wherein the mass ratio of oxaziclomefone and metamifop is 1:50~59:1.
2. Herbicidal combinations according to claim 1, which is characterized in that oxaziclomefone and oxazole acyl in the Herbicidal combinations
The mass ratio of careless amine is 50:1~1:30.
3. Herbicidal combinations according to claim 1, which is characterized in that oxaziclomefone and oxazole acyl in the Herbicidal combinations
The mass ratio of careless amine is 10:1~1:1,1:10~1:20.
4. Herbicidal combinations according to any one of claims 1 to 3, which is characterized in that oxaziclomefone and metamifop
Mass percentage of the two in Herbicidal combinations is 1%~80%.
5. Herbicidal combinations according to claim 4, which is characterized in that both oxaziclomefone and metamifop 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 metamifop and oxazines
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 agent for removing grass in paddy field.
9. application according to claim 8, which is characterized in that Herbicidal combinations grass in preventing and kill off paddy field
Application in section, broadleaf weeds and sedge weed.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114271286A (en) * | 2022-01-05 | 2022-04-05 | 定远众邦生物工程有限公司 | Missible oil containing metamifop and oxaziclomefone |
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2018
- 2018-07-03 CN CN201810717665.2A patent/CN108849924A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114271286A (en) * | 2022-01-05 | 2022-04-05 | 定远众邦生物工程有限公司 | Missible oil containing metamifop and oxaziclomefone |
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Application publication date: 20181123 |