CN106889082A - A kind of Herbicidal combinations of the Evil of Yu containing pyraclonil humulones and its application - Google Patents
A kind of Herbicidal combinations of the Evil of Yu containing pyraclonil humulones and its application Download PDFInfo
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- CN106889082A CN106889082A CN201710107200.0A CN201710107200A CN106889082A CN 106889082 A CN106889082 A CN 106889082A CN 201710107200 A CN201710107200 A CN 201710107200A CN 106889082 A CN106889082 A CN 106889082A
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- herbicidal combinations
- pyraclonil
- evil
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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
- A01N43/90—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having two or more relevant hetero rings, condensed among themselves or with a common carbocyclic ring system
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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
- A01N43/82—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 three ring hetero atoms
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- Agronomy & Crop Science (AREA)
- Pest Control & Pesticides (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 containing pyraclonil and Evil humulones and its application, with pyraclonil and Evil humulones as principle active component, pyraclonil is 1 with the mass ratio of Evil humulones to the Herbicidal combinations：60~60：1.Herbicidal combinations of the present invention can be used for rice terrace postemergence weed control, particularly have remarkable result for preventing and kill off grass family and broad leaved weed in rice terrace.Herbicidal combinations of the present invention on the premise of drug effect is improve, 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 Yu containing pyraclonil Evil grass
The Herbicidal combinations of ketone and its application.
Background technology
Pyraclonil (pyraclonil).Chemical name：1- (the chloro- 4,5,6,7- tetrahydro-pyrazoles of 3- simultaneously [1,5-a] pyridine-
2- yls) -5- [methyl (Propargyl) amino] pyrazoles -4- nitriles, structural formula is：
Pyraclonil be rice terrace herbicide, be German Schilling company (being now Beyer Co., Ltd) find with pyrazolo
The novel structure compound of pyridine ring, it is wealthy to barnyard grass and simultaneous annual Ju Mang cyperus irias section firefly Lin, needle spikesedge herb
The wide scope weeds such as leaf weeds Chinese herbaceous peony shape Monochoria korsakowii, Procumbent Falsepimpernel and wild arrowhead for many years, water chestnut have activity very high.
Evil humulones (Oxadiazon) also known as Lonster, chemical name：The 5- tert-butyl groups -3- (the chloro- 5- isopropyls oxygen benzene of 2,4- bis-
Base) -1,3,4- oxadiazoles -2- ketone.Structural formula：
Before Evil humulones are selective bud, post-emergence herbicide, mainly absorbed by weed bud or cauline leaf, to the miscellaneous of germination period
Careless effect is best, as weeds grow up and effect decline, it is adaptable to which barnyard grass is prevented and kill off in the crop such as paddy rice, soybean, cotton, sugarcane and orchard
Grass, moleplant seed, ditch millet, difformed galingale herb, Monochoria vaginalis, Drilgrass and Amaranthaceae, Chenopodiaceae, Euphorbiaceae, Oxalidaceae, Convolvulaceae etc. one
Year life grass family and broad leaved weed.
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 of pyraclonil Yu Evil humulones compounding.
The content of the invention
It is an object of the invention to provide a kind of Herbicidal combinations of the Evil of Yu containing pyraclonil humulones.
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 of the Evil of Yu containing pyraclonil humulones, the Herbicidal combinations are based on pyraclonil Yu Evil humulones
Active ingredient is wanted, wherein , Evil humulones and the mass ratio of pyraclonil is 1：60~60：1；The matter of You Xuan Evil humulones and pyraclonil
Amount is than being 1：60~40：1, more preferably 1:60 or 1：10~40：1.In some preferred technical schemes：Evil humulones with
Pyraclonil can be 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：Selected in 60 these ratios.
This compound weeding composition can comprise only active component pyraclonil Yu Evil humulones, also can in use or preparation to
Other components are added in active component, the effective ingredient in the Pesticidal combination can be present in composition with enhancing effective amount
In.
In Herbicidal combinations, weight/mass percentage composition of both pyraclonil Yu Evil humulones in Herbicidal combinations is 1%
~80%, preferred mass percentage composition is 10%~65%.
In the binary built composition of pyraclonil Yu Evil humulones of the invention, except pyraclonil Yu Evil humulones etc. effectively
Outside composition, the auxiliary agent such as the conventional surfactants of permission, thickener, solvent or solid packing on pesticidal preparations can also be added and matched somebody with somebody
It is made any one formulation allowed on agricultural chemicals.It is preferred that be processed into missible oil, suspending agent, aqueous emulsion, microemulsion, water dispersible granules,
Wettable powder etc..
Herbicidal combinations of the present invention can be applied in rice terrace postemergence weed control, the standing grain particularly in rice terrace is prevented and kill off
Using with remarkable result in undergraduate course and broad leaved weed.
Herbicidal combinations of the invention have advantages below：
1st, activity of weeding is high.Present invention selection herbicide controlling spectrum is different, and the complementary pyraclonil of advantage and disadvantage is removed for two kinds Yu Evil humulones
Careless agent, Herbicidal combinations of the invention are made into according to specific ratio range, can kill weeds, and two by two kinds of different mechanism
Plant herbicide and produce synergy in the ratio range, be 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, expand herbicidal spectrum,
Various grassy weeds and broad leaved weed can be prevented and treated.
3rd, Weed Resistance is delayed.Herbicidal combinations of the present invention reduce weeds to the resistance of medicament by binary built, also prolong
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 improve, 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 of grass family and broad leaved weed in preparing for preventing and kill off rice terrace.
Specific 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 only used to explain the present invention, limit is not used to
The fixed present invention, all simple modifications under concept thereof of the invention to preparation method of the present invention belong to protection model of the 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 1：35% Evil humulone pyraclonils missible oil (34：1)
The , Evil humulones 34% of pyraclonil 1%, APES 4%, phenethyl phenol polyethenoxy ether 15%, two
Toluene complements to 100%, and the missible oil that weight/mass percentage composition is 35% is configured to according to conventional formulation method.
Embodiment 2：30% Evil humulone pyraclonils suspending agent (29：1)
The , Evil humulones 29% of pyraclonil 1%, methyl naphthalene sulfonate formaldehyde condensate 6%, NPE 3%,
Aluminium-magnesium silicate 0.5%, ethylene glycol 7%, tributyl phosphate 2%, silicone oil 0.2%, balance of water is matched somebody with somebody according to conventional formulation method
It is made the suspending agent that weight/mass percentage composition is 30%.
Embodiment 3：60% Evil humulone pyraclonils water dispersible granules (59：1)
Evil humulones 59%, pyraclonil 1%, NNO (sodium methylene bis-naphthalene sulfonate) 5%, ammonium sulfate 3%, polyvinyl alcohol
2%, kaolin complements to 100%, and the water dispersible granules that weight/mass percentage composition is 60% are configured to according to conventional formulation method
(WDG)。
Embodiment 4：65% Evil humulone pyraclonils wettable powder (12：1)
The , Evil humulones 60% of pyraclonil 5%, NNO (sodium methylene bis-naphthalene sulfonate) 6%, sodium lignin sulfonate 4%, kaolinite
Soil complements to 100%, and the wettable powder (WP) that weight/mass percentage composition is 65% is configured to according to conventional formulation method.
Embodiment 5：61% polybenzobisoxazole Cao Jing Evil humulones missible oil (60：1)
The , Evil humulones 1% of pyraclonil 60%, APES 4%, phenethyl phenol polyethenoxy ether 15%, two
Toluene complements to 100%, and the missible oil that weight/mass percentage composition is 61% is configured to according to conventional formulation method.
Embodiment 6：61% polybenzobisoxazole Cao Jing Evil humulones missible oil (1：60)
The , Evil humulones 60% of pyraclonil 1%, APES 4%, phenethyl phenol polyethenoxy ether 15%, two
Toluene complements to 100%, and the missible oil that weight/mass percentage composition is 61% is configured to according to conventional formulation method.
Embodiment 7：51% polybenzobisoxazole Cao Jing Evil humulones suspending agent (50：1)
The , Evil humulones 1% of pyraclonil 50%, methyl naphthalene sulfonate formaldehyde condensate 6%, NPE 3%,
Aluminium-magnesium silicate 0.5%, ethylene glycol 7%, tributyl phosphate 2%, silicone oil 0.2%, balance of water is matched somebody with somebody according to conventional formulation method
It is made the suspending agent that weight/mass percentage composition is 51%.
Embodiment 8：51% polybenzobisoxazole Cao Jing Evil humulones suspending agent (1：50)
The , Evil humulones 50% of pyraclonil 1%, methyl naphthalene sulfonate formaldehyde condensate 6%, NPE 3%,
Aluminium-magnesium silicate 0.5%, ethylene glycol 7%, tributyl phosphate 2%, silicone oil 0.2%, balance of water is matched somebody with somebody according to conventional formulation method
It is made the suspending agent that weight/mass percentage composition is 51%.
Embodiment 9：31% Evil humulone pyraclonils water dispersible granules (1：30)
Evil humulones 1%, pyraclonil 30%, NNO (sodium methylene bis-naphthalene sulfonate) 5%, ammonium sulfate 3%, polyvinyl alcohol
2%, kaolin complements to 100%, and the water dispersible granules that weight/mass percentage composition is 31% are configured to according to conventional formulation method.
Embodiment 10：41% Evil humulone pyraclonils water dispersible granules (40：1)
Evil humulones 40%, pyraclonil 1%, NNO (sodium methylene bis-naphthalene sulfonate) 5%, ammonium sulfate 3%, polyvinyl alcohol
2%, kaolin complements to 100%, and the water dispersible granules that weight/mass percentage composition is 41% are configured to according to conventional formulation method.
Embodiment 11：42% polybenzobisoxazole Cao Jing Evil humulones wettable powder (20：1)
The , Evil humulones 2% of pyraclonil 40%, NNO (sodium methylene bis-naphthalene sulfonate) 6%, sodium lignin sulfonate 4%, kaolinite
Soil complements to 100%, and the wettable powder that weight/mass percentage composition is 42% is configured to according to conventional formulation method.
Embodiment 12：21% polybenzobisoxazole Cao Jing Evil humulones wettable powder (1：20)
The , Evil humulones 20% of pyraclonil 1%, NNO (sodium methylene bis-naphthalene sulfonate) 6%, sodium lignin sulfonate 4%, kaolinite
Soil complements to 100%, and the wettable powder that weight/mass percentage composition is 21% is configured to according to conventional formulation method.
Embodiment 13：33% polybenzobisoxazole Cao Jing Evil humulones aqueous emulsion (1：10)
The , Evil humulones 30% of pyraclonil 3%, methyl naphthalene sulfonate formaldehyde condensate 6%, NPE 3%,
Aluminium-magnesium silicate 0.5%, ethylene glycol 7%, tributyl phosphate 2%, 150# solvent naphthas 20%, water complements to 100%, according to routine
Formulation method is configured to the aqueous emulsion that weight/mass percentage composition is 33%.
Embodiment 14：33% polybenzobisoxazole Cao Jing Evil humulones aqueous emulsion (10：1)
The , Evil humulones 3% of pyraclonil 30%, methyl naphthalene sulfonate formaldehyde condensate 6%, NPE 3%,
Aluminium-magnesium silicate 0.5%, ethylene glycol 7%, tributyl phosphate 2%, 150# solvent naphthas 20%, water complements to 100%, according to routine
Formulation method is configured to the aqueous emulsion that weight/mass percentage composition is 33%.
Embodiment 15：30% polybenzobisoxazole Cao Jing Evil humulones microemulsion (5：1)
The , Evil humulones 5% of pyraclonil 25%, methyl naphthalene sulfonate formaldehyde condensate 6%, NPE 3%,
Aluminium-magnesium silicate 0.5%, ethylene glycol 7%, tributyl phosphate 2%, water complements to 100%, is configured to according to conventional formulation method
Weight/mass percentage composition is 30% microemulsion.
Embodiment 16：60% polybenzobisoxazole Cao Jing Evil humulones wettable powder (1：5)
The , Evil humulones 50% of pyraclonil 10%, NNO (sodium methylene bis-naphthalene sulfonate) 6%, sodium lignin sulfonate 4%, kaolinite
Soil complements to 100%, and the wettable powder that weight/mass percentage composition is 60% is configured to according to conventional formulation method.
Embodiment 17：10% polybenzobisoxazole Cao Jing Evil humulones wettable powder (1：1)
The , Evil humulones 5% of pyraclonil 5%, NNO (sodium methylene bis-naphthalene sulfonate) 6%, sodium lignin sulfonate 4%, kaolin
100% is complemented to, 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
Fen Evil humulones are imitated into according to You：Pyraclonil quality proportioning 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 determine it
To the co-toxicity coefficient of rice terrace common weed barnyard grass.
Test method：The seed of quantitative barnyard grass is seeded in the Disposable paper cup of 9cm respectively, in every glass sow 10~
15 seeds, cultivate in illumination box, when the barnyard grass 1-4 leaf phase, spraying treatment are carried out on crawler type crops sprayer.
Continue to cultivate in greenhouse after treatment, routine observation respectively processes the preventive effect to weeds, and the weeds weighed after 30d after each treatment are 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 synergistic effect,
Co-toxicity coefficient shows that two kinds of active principles have summation action between 80-120, and co-toxicity coefficient is less than 80, shows two kinds effectively
Material has antagonism.Measurement result is as shown in table 1.
The toxicity measurement result of table 1
As it can be seen from table 1 pyraclonil is compounded Yu Evil humulones being significantly improved to the herbicidal effect of barnyard grass, illustrate that the two is multiple
Pairing is prevented and kill off barnyard grass and is had significant synergies.Especially the proportioning of pyraclonil Yu Evil humulones is 1:60 or 1：30~40：1
Between, the co-toxicity coefficient after two kinds of active principle compoundings is optimal, illustrates that the present invention has obvious synergistic effect.Can also see simultaneously
Going out not pyraclonil Yu Evil humulones can produce synergistic function with arbitrary proportion compounding.
2), field control effectiveness test.
Reagent agent：
The re-compounded binary herbicide of pyraclonil Yu Evil humulone different ratios prepared by embodiment 1~17.
Comparison medicament：
12% Evil humulones EC (commercially available), 1.8% pyraclonil WDG (commercially available).
For studying thing：Paddy rice
Rice seedlings grow fine, robust plant, without other pest and disease damages.
Prevent and kill off object：
The weeds such as barnyard grass, moleplant seed, Monochoria vaginalis, mexicana.
Test method：
According to the area of experimental plot, the good various medicaments of precise, and be watered dilution after, using knapsack sprayer,
Carry out even spraying, the special Fan spray head of sprinkler selection herbicide.During spraying, it should be noted that liquid is uniformly sprayed application to experiment small
Qu Zhong, accomplishes the phenomenon without drain spray, many sprays.
20d, 40d observe weeds death condition after medicine respectively after experiment, and compare the activity of weeding of various medicaments.This
Outward, the condition of production (consumption is every mu of consumption 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 pyraclonil Yu Evil humulones compounding has expansion herbicidal spectrum and improves activity of weeding
Effect, and extend the lasting period of medicament.Broad leaved weed and grassy weed can be effectively prevented and kill off, its preventive effect is better than single dose
Preventive effect, illustrates that the two compounding has significant synergistic effect to the preventive effect of broad leaved weed in rice terrace and grassy weed.
Security survey result of the medicament of table 4 to crop
The rice is doing well in each treatment cell, has no any medicine spot, illustrates that various medicaments are safe to paddy rice.
Claims (9)
1. a kind of Herbicidal combinations of the Evil of Yu containing pyraclonil humulones, it is characterised in that the Herbicidal combinations are with pyraclonil Yu Evil
Humulone is principle active component, wherein, Evil humulones are 1 with the mass ratio of pyraclonil：60~60：1.
2. Herbicidal combinations according to claim 1, it is characterised in that Herbicidal combinations Zhong Evil humulones and pyraclonil
Mass ratio be 1：60~40：1.
3. Herbicidal combinations according to claim 2, it is characterised in that Herbicidal combinations Zhong Evil humulones and pyraclonil
Mass ratio be 1:60 or 1：10~40：1.
4. Herbicidal combinations according to claim 1,2 or 3, Qi Te levies Yu Evil humulones with both pyraclonils in weeding
Weight/mass percentage composition in composition is 1%~80%.
5. Herbicidal combinations according to claim 4, Qi Te levies Yu Evil humulones with both pyraclonils in Herbicidal combination
Weight/mass percentage composition in thing is 10%~65%.
6. Herbicidal combinations according to claim 1, it is characterised in that Herbicidal combinations Yi Evil humulones and pyraclonil
For the auxiliary agent allowed on principle active component and agricultural chemicals 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 any one of claim 1-7 in rice terrace postemergence weed control.
9. application according to claim 8, it is characterised in that described Herbicidal combinations are annual in rice terrace is prevented and kill off
Application in grass family and broad leaved weed.
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5405829A (en) * | 1991-11-13 | 1995-04-11 | Schering Aktiengesellschaft | Substituted pyrazolypyrazoles and their use as herbicides |
| US6013605A (en) * | 1995-11-15 | 2000-01-11 | Hoechst Scharing Agrevo Gmbh | Synergistic herbicidal mixtures |
| US6444613B1 (en) * | 1999-03-12 | 2002-09-03 | Hoechst Schering Agrevo Gmbh | Defoliant |
-
2017
- 2017-02-27 CN CN201710107200.0A patent/CN106889082A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5405829A (en) * | 1991-11-13 | 1995-04-11 | Schering Aktiengesellschaft | Substituted pyrazolypyrazoles and their use as herbicides |
| US6013605A (en) * | 1995-11-15 | 2000-01-11 | Hoechst Scharing Agrevo Gmbh | Synergistic herbicidal mixtures |
| US6444613B1 (en) * | 1999-03-12 | 2002-09-03 | Hoechst Schering Agrevo Gmbh | Defoliant |
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Application publication date: 20170627 |