CN107296052A - A kind of Herbicidal combinations and its application containing the bicyclic ketone of benzo and bensulfuron-methyl - Google Patents
A kind of Herbicidal combinations and its application containing the bicyclic ketone of benzo and bensulfuron-methyl Download PDFInfo
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- CN107296052A CN107296052A CN201710426403.6A CN201710426403A CN107296052A CN 107296052 A CN107296052 A CN 107296052A CN 201710426403 A CN201710426403 A CN 201710426403A CN 107296052 A CN107296052 A CN 107296052A
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- benzo
- methyl
- bensulfuron
- herbicidal combinations
- bicyclic ketone
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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
- A01N47/08—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 one or more single bonds to nitrogen atoms
- A01N47/28—Ureas or thioureas containing the groups >N—CO—N< or >N—CS—N<
- A01N47/36—Ureas or thioureas containing the groups >N—CO—N< or >N—CS—N< containing the group >N—CO—N< directly attached to at least one heterocyclic ring; Thio analogues thereof
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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
- A01N41/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a sulfur atom bound to a hetero atom
- A01N41/02—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a sulfur atom bound to a hetero atom containing a sulfur-to-oxygen double bond
- A01N41/10—Sulfones; Sulfoxides
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- Agronomy & Crop Science (AREA)
- Pest Control & Pesticides (AREA)
- Plant Pathology (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
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- General Health & Medical Sciences (AREA)
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- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The invention discloses a kind of Herbicidal combinations and its application containing the bicyclic ketone of benzo and bensulfuron-methyl, the Herbicidal combinations are using the bicyclic ketone of benzo and bensulfuron-methyl as principle active component, and the mass ratio of bensulfuron-methyl and the bicyclic ketone of benzo is 1：60~60：1.Herbicidal combinations of the present invention can be used for agent for removing grass in paddy field, particularly have remarkable result for preventing and kill off Cyperaceae and broad leaved weed in rice terrace.Herbicidal combinations of the present invention on the premise of drug effect is improved, delay Weed Resistance relative to single dose, and herbicidal spectrum is wide, and the lasting period is long, and all has security to paddy rice and succession crop.
Description
Technical field
The invention belongs to technical field of pesticide, especially herbicide field, and in particular to one kind contains the bicyclic ketone of benzo and benzyl
The Herbicidal combinations of Sulfometuron Methyl and its application.
Background technology
The bicyclic ketone of benzo is the pyrazoles herbicide that SUMITOMO CHEMICAL Co., Ltd. newly develops.Its mechanism of action and mode：It is logical
Cross root, stem, young shoot, leaf to absorb and conduct rapidly, suppress weeds chlcrophyll biosynthesis after absorption, its activity is high, and selectivity is strong,
Wide spectrum.
Bensulfuron-methyl (Bensulfuron methyl) is a kind of selective inner sucting conduction type herbicides for use in paddy, also known as agriculture
When, rice without grass, just agriculture, to people and animals' low toxicity, to fish, bird and honeybee low toxicity.Previously nutgrass flatsedge and broad leaved weed are prevented and kill off for rice field,
Having been used for wheatland prevents and kill off broad leaved weed at present.Medicament can rapidly spread in water, absorbed by weeds root and blade and be transferred to each portion
Position, hinders the biosynthesis of branched-chain amino acid.Life in 1 year and perennial broadleaf weed are prevented and kill off for rice terrace, sedge weed is right
Grassy weed effect is poor.
Current herbicide for paddy field is limited by crop safety, and herbicide controlling spectrum is also limited, and a kind of herbicide single dose is used alone
Can not completely effectively control the generation of paddy field weed, furthermore some herbicides due to the water-soluble big or field lasting period too
Long, consumption is excessive or the uneven residual hazard all easily caused to this season crop or succession crop of dispenser.Inventor is through research
It was found that, the synergistic complex of herbicide is the effective measures for expanding weed control spectrum and improving preventive effect, so far it is not yet found that
Close the Herbicidal combinations that the bicyclic ketone of benzo is compounded with bensulfuron-methyl.
The content of the invention
It is an object of the invention to provide a kind of Herbicidal combinations containing the bicyclic ketone of benzo and bensulfuron-methyl.
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 the bicyclic ketone of benzo and bensulfuron-methyl, the Herbicidal combinations are phonetic with the bicyclic ketone of benzo and benzyl
Grand sulphur is principle active component, wherein, the mass ratio of bensulfuron-methyl and the bicyclic ketone of benzo is 1：60~60：1.It is preferred that bensulfuron-methyl
Mass ratio with the bicyclic ketone of benzo is 1：50~40：1, more preferably 1：30~40：1.In some preferred technical schemes
In：Bensulfuron-methyl can be 34 with the bicyclic ketone of benzo：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：Selected in 60 these ratios.
This compound weeding composition can comprise only the bicyclic ketone of active component benzo and bensulfuron-methyl, can also use or prepare
When other components are added into active component, the effective ingredient in the Pesticidal combination can be present in combination with enhancing effective amount
In thing.
In Herbicidal combinations, weight/mass percentage composition of the bensulfuron-methyl with both the bicyclic ketone of benzo in Herbicidal combinations is
1%~80%, preferred mass percentage composition is 10%~65%.
In the bicyclic ketone of benzo of the present invention and the binary built composition of bensulfuron-methyl, except the bicyclic ketone of benzo and the phonetic sulphur of benzyl
Outside the active ingredient such as grand, the conventional surfactants allowed on pesticidal preparations, thickener, solvent or solid packing can also be added
Any one formulation for being configured to allow on agricultural chemicals Deng auxiliary agent.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 rice terrace postemergence weed control, Sha particularly in rice terrace is prevented and kill off
Being applied in careless section and broad leaved weed has remarkable result.
The Herbicidal combinations of the present invention have advantages below：
1st, activity of weeding is high.Present invention selection herbicide controlling spectrum is different, the complementary bicyclic ketone of benzo of advantage and disadvantage and bensulfuron-methyl two
Herbicide is planted, the Herbicidal combinations of the present invention are made into according to specific ratio range, weeds can be killed by two kinds of different mechanism,
And two kinds of herbicides produce synergy in the ratio range, are greatly enhanced the removing activity of herbicide.
2nd, herbicidal spectrum is wide, and the lasting period is long.After both mixing, weeds are killed by two kinds of different mechanism, herbicidal spectrum is expanded,
A variety of sedge weeds and broad leaved weed can be prevented and treated.
3rd, Weed Resistance is delayed.Herbicidal combinations of the present invention are also prolonged by binary built, reduction weeds to the resistance of medicament
Weed Resistance is delayed and has produced speed, and improved the preventive effect of antagonism weeds, so as to extend the service life of medicament.
4th, it is safe.Because its dosage is under control, make medicament on the premise of drug effect is improved, it is to water
The security of rice and succession crop is also improved.
Therefore, Herbicidal combinations of the present invention can be applied in the herbicide for rice terrace postemergence weed control is prepared,
Particularly applied in the herbicide for being used for preventing and kill off Cyperaceae and broad leaved weed in rice terrace is prepared.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to embodiments, to the present invention
It is further elaborated.It should be appreciated that specific embodiment described herein is not used to limit only to explain the present invention
The fixed present invention, all simple modifications under the concept thereof of the present invention to preparation method of the present invention belong to the protection model of the present invention
Within enclosing.
Percentage is mass percent in all formulas of following examples.The processing work of the various preparations of the present composition
Skill is prior art, can be varied from according to different situations.
First, formulation prepares embodiment
Embodiment 1：The bicyclic ketone missible oil (34 of 35% bensulfuron-methyl benzo：1)
Bensulfuron-methyl 34%, the bicyclic ketone 1% of benzo, APES 4%, phenethyl phenol polyethenoxy ether
15%, dimethylbenzene complements to 100%, and the missible oil that weight/mass percentage composition is 35% is configured to according to conventional formulation method.
Embodiment 2：The bicyclic ketone suspending agent (29 of 30% bensulfuron-methyl benzo：1)
Bensulfuron-methyl 29%, the bicyclic ketone 1% of benzo, methyl naphthalene sulfonate formaldehyde condensate 6%, NPE
3%th, aluminium-magnesium silicate 0.5%, ethylene glycol 7%, tributyl phosphate 2%, silicone oil 0.2%, surplus is water, according to conventional preparation side
Method is configured to the suspending agent that weight/mass percentage composition is 30%.
Embodiment 3：The bicyclic ketone water dispersible granules (59 of 60% bensulfuron-methyl benzo：1)
Bensulfuron-methyl 59%, the bicyclic ketone 1% of benzo, NNO (sodium methylene bis-naphthalene sulfonate) 5%, ammonium sulfate 3%, polyethylene
Alcohol 2%, kaolin complements to 100%, and the water-dispersible grain that weight/mass percentage composition is 60% is configured to according to conventional formulation method
Agent (WDG).
Embodiment 4：The bicyclic ketone wettable powder (12 of 65% bensulfuron-methyl benzo：1)
Bensulfuron-methyl 60%, the bicyclic ketone 5% of benzo, NNO (sodium methylene bis-naphthalene sulfonate) 6%, sodium lignin sulfonate 4%,
Kaolin complements to 100%, and the wettable powder (WP) that weight/mass percentage composition is 65% is configured to according to conventional formulation method.
Embodiment 5：The bicyclic ketone missible oil (60 of 61% bensulfuron-methyl benzo：1)
Bensulfuron-methyl 60%, the bicyclic ketone 1% of benzo, APES 4%, phenethyl phenol polyethenoxy ether
15%, dimethylbenzene complements to 100%, and the missible oil that weight/mass percentage composition is 61% is configured to according to conventional formulation method.
Embodiment 6：The bicyclic ketone missible oil (1 of 61% bensulfuron-methyl benzo：60)
Bensulfuron-methyl 1%, the bicyclic ketone 60% of benzo, APES 4%, phenethyl phenol polyethenoxy ether
15%, dimethylbenzene complements to 100%, and the missible oil that weight/mass percentage composition is 61% is configured to according to conventional formulation method.
Embodiment 7：The bicyclic ketone suspending agent (50 of 51% bensulfuron-methyl benzo：1)
Bensulfuron-methyl 50%, the bicyclic ketone 1% of benzo, methyl naphthalene sulfonate formaldehyde condensate 6%, NPE
3%th, aluminium-magnesium silicate 0.5%, ethylene glycol 7%, tributyl phosphate 2%, silicone oil 0.2%, surplus is water, according to conventional preparation side
Method is configured to the suspending agent that weight/mass percentage composition is 51%.
Embodiment 8：The bicyclic ketone suspending agent (1 of 51% bensulfuron-methyl benzo：50)
Bensulfuron-methyl 1%, the bicyclic ketone 50% of benzo, methyl naphthalene sulfonate formaldehyde condensate 6%, NPE
3%th, aluminium-magnesium silicate 0.5%, ethylene glycol 7%, tributyl phosphate 2%, silicone oil 0.2%, surplus is water, according to conventional preparation side
Method is configured to the suspending agent that weight/mass percentage composition is 51%.
Embodiment 9：The bicyclic ketone water dispersible granules (1 of 31% bensulfuron-methyl benzo：30)
Bensulfuron-methyl 1%, the bicyclic ketone 30% of benzo, NNO (sodium methylene bis-naphthalene sulfonate) 5%, ammonium sulfate 3%, polyethylene
Alcohol 2%, kaolin complements to 100%, and the water-dispersible grain that weight/mass percentage composition is 31% is configured to according to conventional formulation method
Agent.
Embodiment 10：The bicyclic ketone water dispersible granules (40 of 41% bensulfuron-methyl benzo：1)
Bensulfuron-methyl 40%, the bicyclic ketone 1% of benzo, NNO (sodium methylene bis-naphthalene sulfonate) 5%, ammonium sulfate 3%, polyethylene
Alcohol 2%, kaolin complements to 100%, and the water-dispersible grain that weight/mass percentage composition is 41% is configured to according to conventional formulation method
Agent.
Embodiment 11：The bicyclic ketone wettable powder (20 of 42% bensulfuron-methyl benzo：1)
Bensulfuron-methyl 40%, the bicyclic ketone 2% of benzo, NNO (sodium methylene bis-naphthalene sulfonate) 6%, sodium lignin sulfonate 4%,
Kaolin complements to 100%, and the wettable powder that weight/mass percentage composition is 42% is configured to according to conventional formulation method.
Embodiment 12：The bicyclic ketone wettable powder (1 of 21% bensulfuron-methyl benzo：20)
Bensulfuron-methyl 1%, the bicyclic ketone 20% of benzo, NNO (sodium methylene bis-naphthalene sulfonate) 6%, sodium lignin sulfonate 4%,
Kaolin complements to 100%, and the wettable powder that weight/mass percentage composition is 21% is configured to according to conventional formulation method.
Embodiment 13：The bicyclic ketone aqueous emulsion (1 of 33% bensulfuron-methyl benzo：10)
Bensulfuron-methyl 3%, the bicyclic ketone 30% of benzo, methyl naphthalene sulfonate formaldehyde condensate 6%, NPE
3%th, aluminium-magnesium silicate 0.5%, ethylene glycol 7%, tributyl phosphate 2%, 150# solvent naphthas 20%, water complements to 100%, according to normal
The formulation method of rule is configured to the aqueous emulsion that weight/mass percentage composition is 33%.
Embodiment 14：The bicyclic ketone aqueous emulsion (10 of 33% bensulfuron-methyl benzo：1)
Bensulfuron-methyl 30%, the bicyclic ketone 3% of benzo, methyl naphthalene sulfonate formaldehyde condensate 6%, NPE
3%th, aluminium-magnesium silicate 0.5%, ethylene glycol 7%, tributyl phosphate 2%, 150# solvent naphthas 20%, water complements to 100%, according to normal
The formulation method of rule is configured to the aqueous emulsion that weight/mass percentage composition is 33%.
Embodiment 15：The bicyclic ketone microemulsion (5 of 30% bensulfuron-methyl benzo：1)
Bensulfuron-methyl 25%, the bicyclic ketone 5% of benzo, methyl naphthalene sulfonate formaldehyde condensate 6%, NPE
3%th, aluminium-magnesium silicate 0.5%, ethylene glycol 7%, tributyl phosphate 2%, water complements to 100%, matches somebody with somebody according to conventional formulation method
The microemulsion that weight/mass percentage composition is 30% is made.
Embodiment 16：The bicyclic ketone wettable powder (1 of 60% bensulfuron-methyl benzo：5)
Bensulfuron-methyl 10%, the bicyclic ketone 50% of benzo, NNO (sodium methylene bis-naphthalene sulfonate) 6%, sodium lignin sulfonate 4%,
Kaolin complements to 100%, and the wettable powder that weight/mass percentage composition is 60% is configured to according to conventional formulation method.
Embodiment 17：The bicyclic ketone wettable powder (1 of 10% bensulfuron-methyl benzo：1)
Bensulfuron-methyl 5%, the bicyclic ketone 5% of benzo, NNO (sodium methylene bis-naphthalene sulfonate) 6%, sodium lignin sulfonate 4% is high
Ridge soil complements to 100%, and the wettable powder that weight/mass percentage composition is 10% is configured to according to conventional formulation method.
2nd, drug effect checking test
1), toxicity determination test
According to active ingredient bensulfuron-methyl：The bicyclic ketone quality proportioning of benzo is：70:1,34：1、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、1：60,1：70 are tested, and are surveyed
Determine its co-toxicity coefficient to rice terrace common weed Monochoria vaginalis.
Test method：The seed of quantitative Monochoria vaginalis is seeded in 9cm Disposable paper cup respectively, 10 are sowed in every glass
~15 seeds, are cultivated in illumination box, when the Monochoria vaginalis 1-4 leaf phase, are sprayed on crawler type crops sprayer
Processing.Continue to cultivate in greenhouse after processing, routine observation is weighed after each processing after respectively handling the preventive effect to weeds, 30d
Weeds fresh weight, calculates its toxicity regression curve and co-toxicity coefficient.Co-toxicity coefficient is more than 120, shows that two kinds of active principles have increasing
Effect is acted on, and co-toxicity coefficient shows that two kinds of active principles have summation action, co-toxicity coefficient is less than 80, shown between 80-120
Two kinds of active principles have antagonism.Measurement result is as shown in table 1.
The toxicity measurement result of table 1
As it can be seen from table 1 bensulfuron-methyl and the bicyclic ketone of benzo are 1：60~60：1 scope compounds the weeding to Monochoria vaginalis
Effect is significantly improved, and illustrates that the two compounding has significant synergies to preventing and kill off Monochoria vaginalis.Especially bensulfuron-methyl and benzo
The proportioning of bicyclic ketone is 1：30~40：Between 1, the co-toxicity coefficient after two kinds of active principle compoundings is optimal, illustrates that the present invention has
Obvious synergistic effect.
2), field control effectiveness test.
Reagent agent：
The re-compounded binary herbicide of the bicyclic ketone of benzo prepared by embodiment 1~17 and bensulfuron-methyl different ratio.
Comparison medicament：
10% bensulfuron-methyl WDG (commercially available), the bicyclic ketone SC (commercially available) of 60g/l benzos.
For studying thing：Paddy rice
Rice seedlings grow fine, robust plant, without other pest and disease damages.
Control object：
The weeds such as Monochoria vaginalis, fescue, bog pondweed, the rhizome of nutgrass flatsedge, difformed galingale herb.
Test method：
According to the area of experimental plot, the good various medicaments of precise, and be watered after dilution, using knapsack sprayer,
Carry out even spraying, the special Fan spray head of sprinkler selection herbicide.During spraying, it should be noted that decoction is uniformly sprayed application to experiment small
Qu Zhong, accomplishes the phenomenon sprayed without drain spray, more.
20d, 40d observe weeds death condition, and the activity of weeding of relatively more various medicaments after medicine respectively after experiment.This
Outside, the condition of production (consumption is the consumption of every mu of ground active ingredient) of crop is also observed in 1~15d after medicine, to investigate
Whether medicament has poisoning to crop.
Embodiments of the invention preparation Herbicidal Testing Trials effect see the table below 2 (20d after medicine) and table 3 (40d after medicine)
The field control effectiveness test result of table 2 (20d after medicine)
The field control effectiveness test result of table 3 (40d after medicine)
From table 2 and table 3 as can be seen that the bicyclic ketone of benzo and bensulfuron-methyl compounding have expansion herbicidal spectrum and improve weeding work
The effect of property, and extend the lasting period of medicament.Broad leaved weed and sedge weed can be effectively prevented and kill off, its 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 broad leaved weed in rice terrace and sedge weed
With.Simultaneously it can also be seen that not the bicyclic ketone of benzo can produce synergistic function with bensulfuron-methyl with arbitrary proportion compounding.
Security survey result of the medicament of table 4 to crop
The rice is doing well in each processing cell, has no any medicine spot, illustrates that various medicaments are safe to paddy rice.
Claims (9)
1. a kind of Herbicidal combinations containing the bicyclic ketone of benzo and bensulfuron-methyl, it is characterised in that the Herbicidal combinations are bicyclic with benzo
Ketone is principle active component with bensulfuron-methyl, wherein, the mass ratio of bensulfuron-methyl and the bicyclic ketone of benzo is 1：60~60：1.
2. Herbicidal combinations according to claim 1, it is characterised in that bensulfuron-methyl and benzo are double in the Herbicidal combinations
The mass ratio of cyclic ketones is 1：50~40：1.
3. Herbicidal combinations according to claim 1, it is characterised in that bensulfuron-methyl and benzo are double in the Herbicidal combinations
The mass ratio of cyclic ketones is 1：30~40：1.
4. the Herbicidal combinations according to claim 1,2 or 3, it is characterised in that bensulfuron-methyl exists with both the bicyclic ketone of benzo
Weight/mass percentage composition in Herbicidal combinations is 1%~80%.
5. Herbicidal combinations according to claim 4, it is characterised in that bensulfuron-methyl is with both the bicyclic ketone of benzo in weeding
Weight/mass percentage composition in composition is 10%~65%.
6. Herbicidal combinations according to claim 1, it is characterised in that the Herbicidal combinations are phonetic with the bicyclic ketone of benzo and benzyl
The grand auxiliary agent to allow on principle active component and agricultural chemicals of sulphur is configured to any one formulation.
7. Herbicidal combinations according to claim 6, it is characterised in that described formulation be missible oil, suspending agent, aqueous emulsion,
Microemulsion, water dispersible granules or wettable powder.
8. application of the Herbicidal combinations described in claim any one of 1-7 in agent for removing grass in paddy field.
9. application according to claim 8, it is characterised in that described Herbicidal combinations Cyperaceae in rice terrace is prevented and kill off
With the application in broad leaved weed.
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Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103348981A (en) * | 2013-07-31 | 2013-10-16 | 河北博嘉农业有限公司 | Paddy field herbicide compounded with benzobicylon |
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103348981A (en) * | 2013-07-31 | 2013-10-16 | 河北博嘉农业有限公司 | Paddy field herbicide compounded with benzobicylon |
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