CN104839171B - Herbicidal combinations containing three azole amides and Oxyfluorfen - Google Patents
Herbicidal combinations containing three azole amides and Oxyfluorfen Download PDFInfo
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- CN104839171B CN104839171B CN201510216887.2A CN201510216887A CN104839171B CN 104839171 B CN104839171 B CN 104839171B CN 201510216887 A CN201510216887 A CN 201510216887A CN 104839171 B CN104839171 B CN 104839171B
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- oxyfluorfen
- azole
- herbicidal combinations
- azole amides
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Abstract
The present invention relates to a kind of Herbicidal combinations containing three azole amides and Oxyfluorfen, active ingredient is three azole amides and Oxyfluorfen, and the weight ratio of three azole amides and Oxyfluorfen is 10:1~1:5, Herbicidal combinations of the present invention have notable synergistic function, annual grassy weeds is prevented and kill off suitable for rice terrace, herbicidal effect is significantly improved compared with single dose is used alone, expand herbicide controlling spectrum, Pesticide use amount is reduced at the same time, the pollution to environment is alleviated, has delayed the generation of herbicide resistance, extended the Pesticide use service life.
Description
Technical field
The present invention relates to pesticide Herbicidal combinations and its application field, and specifically one kind is with three azole amides and ethoxy
Fluofazone is the Herbicidal combinations of active ingredient binary built, applied to preventing and kill off rice terrace annual grassy weeds.
Background technology
Three azole amides (ipfencarbazone)：It is a kind of new triazolineone herbicide, is mainly used for rice terrace
Prevent and kill off the grassy weeds such as barnyard grass, moleplant seed, difformed galingale herb, Monochoria vaginalis, mexicana, broad leaved weed and sedge weed.
Oxyfluorfen (oxyfluorfen)：It is contact killing type herbicide, medicament is mainly entered by plumule, mesocotyl
In weeds body, the young shoot by the weeds of seminal propagation and seedling are killed.The medicament broad weed-killing spectrum, can prevent and kill off a variety of broad leaved weeds,
Sedge weed and grassy weed, as difformed galingale herb, barnyard grass, moleplant seed, needle spikesedge herb, Monochoria vaginalis, water amaranth, cyperus iria,
Sweet wine intestines, dichotomous fimbristylis herb, four leaf duckweed, false loosestrife, firefly Lin, bog pondweed, mexicana, short arrowhead, Procumbent Falsepimpernel etc..
By the screening of different pesticide species compounded formulas, rational formula is filtered out, can be effectively improved to disease pest and weed
Actual prevention effect, expand prevention spectrum, reduce dosage, reduce cost, mitigate the pollution to environment, delay disease pest and weed to resist
The generation of pharmacological property, is the important means of the agriculturally disease pest and weed comprehensive regulation.
The present inventor has made intensive studies the compounding use of three azole amides and Oxyfluorfen, substantial amounts of indoor
On the basis of recipe determination and field medicine effect test, surprisingly three azole amides and Oxyfluorfen are compounded,
Significant synergistic function is shown to paddy field weed in the range of certain compound proportion, after further study, is completed
The present invention.
The content of the invention
It is low, anti-with notable synergistic function, expansion herbicide controlling spectrum, use cost it is an object of the invention to provide one kind
Control the Herbicidal combinations that effect is good, safety and environmental protection active ingredient is three azole amides and Oxyfluorfen.
Technical solution：To achieve the above object, it is effective that the present invention, which provides one kind using three azole amides and Oxyfluorfen,
The weight ratio of the Herbicidal combinations of component, three azole amides and Oxyfluorfen is 10:1~1:5, three azole amides and ethoxy fluorine
The percentage by weight of careless ether weight summation in the composition is 0.1~85%, remaining is to allow to use and can receive in pesticide
Auxiliary element.
The Herbicidal combinations can be configured to oil-suspending agent, aqueous suspension according to well known to a person skilled in the art method
The suitable agricultural such as agent, granule, wettable powder, water dispersible granules, effervescent tablet, aqueous emulsion, microemulsion and film-spreading oil solution makes
Application forms.
The Herbicidal combinations are also containing the agriculturally acceptable insecticides adjuvant prepared needed for pesticidal preparations, selected from molten
Agent, emulsifying agent, wetting agent, stabilizer, dispersant, bleeding agent, thickener, defoamer, antifreezing agent, disintegrant, binding agent, filling
One or more in agent, carrier, medium, surfactant, are known substance, are common in pesticidal preparations various help
Agent, can be varied from according to different situations, be not particularly limited.
The production technology of the various application forms of the Herbicidal combinations belongs to existing known technology, and details are not described herein.
Herbicidal combinations provided by the invention, applied to preventing and kill off rice terrace annual grassy weeds.
Compared with prior art, the advantage of the invention is that：
1st, three azole amides and Oxyfluorfen compounding are used alone bright with significant synergistic function, than single dose
The aobvious prevention effect improved to weeds, expands herbicide controlling spectrum.
2nd, two kinds of active ingredient compoundings of three azole amides and Oxyfluorfen, the mechanism of action is different, can delay weeds
Drug-fast generation, extends the Pesticide use service life.
3rd, two kinds of active ingredient compoundings of three azole amides and Oxyfluorfen, reduce Pesticide use amount, reduce use
Cost, alleviate pollution to environment.
Embodiment
To better understand the essence of the present invention, present disclosure is described further with reference to embodiment,
But limitation of the present invention cannot be considered as, it is as described below to be only used for explaining the present invention, for without departing from spirit of the invention and principle
Modification, replacement or the improvement made, belong to the scope of protection of present invention.
(1) Formulation Example
Active ingredient uses 90% 3 azole amide active compound and 97% Oxyfluorfen active compound, each group in following examples
It is weight percentage to divide percentage composition.
Embodiment 1：40% 3 azole amide Oxyfluorfen water dispersible granules
Three azole amides 30%, Oxyfluorfen 10%, lauryl sodium sulfate 10%, glycerine fatty acid fat polyoxyethylene
Ether 10%, to methoxyl group fatty acyl anilinesulfonic acid 10%, ammonium sulfate 3%, Sodium Polyacrylate 2%, fine particle calcium carbonate supplies 100%.Will
Above-mentioned active ingredient, wetting agent, dispersant, disintegrant, binding agent and solid carrier are uniformly mixed, with micro jet powder
It is broken, through mediating, then add in fluidized-bed granulation dryer and be granulated, dry, sieve, you can 40% triazole acyl grass is made
Amine Oxyfluorfen water dispersible granules.
Embodiment 2：60% 3 azole amide Oxyfluorfen wettable powder
Three azole amides 45%, Oxyfluorfen 15%, sodium butylnaphthalenesulfonate 10%, aerosol-OT salt
5%th, sodium methylene bis-naphthalene sulfonate 5%, attapulgite supply 100%.By above-mentioned active ingredient, wetting agent, dispersant and solid
Carrier mixes, and is uniformly mixed again through air-flow crushing after mechanical crushing, you can 60% 3 azole amide Oxyfluorfen is made can
Wet powder.
Embodiment 3：25% 3 azole amide Oxyfluorfen oil-suspending agent
Three azole amides 10%, Oxyfluorfen 15%, neopelex 10%, fat di-2-ethylhexylphosphine oxide methyl naphthalene sulphur
Sour sodium 15%, the formaldehyde condensation products 10% of methyl naphthalene sulfonic acid sodium, methylcellulose 2%, ethyl acetate supplies 100%.Will be above-mentioned
Active ingredient, wetting agent, dispersant, thickener and liquid-carrier are after high speed shear is disperseed, is sanded in sand mill, in non-water system
High dispersive, the suspension system of stabilization formed in medium, you can 25% 3 azole amide Oxyfluorfen oil-suspending agent is made.
Embodiment 4：1% 3 azole amide Oxyfluorfen granule
Three azole amides 0.5%, Oxyfluorfen 0.5%, sodium butylnaphthalenesulfonate 12%, alkylphenol polyoxyethylene ether
15%th, polyvinyl methyl ethermaleic anhydride 2%, Sodium Polyacrylate 20%, kaolin complements to 100%.By above-mentioned active ingredient, wetting agent,
Dispersant, sustained release agent, binding agent and solid carrier are mediated through mixing and water adding, are pinched out and shaped using pinch-out granulator, it
Afterwards by particle fluidized bed drying, screening, you can 1% 3 azole amide Oxyfluorfen granule is made.
Embodiment 5：30% 3 azole amide Oxyfluorfen effervescent tablet
Three azole amides 10%, Oxyfluorfen 20%, lauryl sodium sulfate 5%, fatty alcohol polyoxyethylene ether 12%,
Low-substituted hydroxypropyl cellulose 3%, citric acid 10%, saleratus 15%, calcium stearate 5%, sodium alginate 2%, kaolin
Complement to 100%.By above-mentioned active ingredient, wetting agent, dispersant, disintegrant, solid acid, carbonate, flowing regulator, bonding
Agent and solid carrier are sufficiently mixed uniformly, are then crushed to 0.3~5 μm with the broken machine of low-temperature submicron powder, are subsequently added into and are tuned into water
The binding agent of paste, uses tablet press machine film-making after stirring evenly, last drying, whole grain, after detecting, packing, you can is made
30% 3 azole amide Oxyfluorfen effervescent tablet.
Embodiment 6：35% 3 azole amide oxyfluorfen water emulsion
Three azole amides 15%, Oxyfluorfen 20%, Ben-zylphenol Polyoxyethyl Ether 20%, sec-Butyl Acetate 10%, ring
Hexanone 5%, propane diols 2%, silicone oil 0.2%, gum arabic 0.2%, deionized water complements to 100%.First by active ingredient,
Emulsifying agent, solvent mix, and dissolving becomes uniform oil phase.Then again by part water and antifreezing agent, defoamer, thickener
Mix, dissolving becomes uniform water phase.Then in a kettle high-speed stirred while water is added to oil phase, delay
Slow add water to reaches phase inversion point, carries out high speed shear afterwards, and adds remaining water, shears about 30min, you can is made 35% 3
Azole amide oxyfluorfen water emulsion.
Embodiment 7：15% 3 azole amide Oxyfluorfen film-spreading oil solution
Three azole amides 10%, Oxyfluorfen 5%, fatty acid methyl ester 15%, N-methyl pyrrolidones 5%, alkyl phenol
Polyoxyethylene ether 10%, octyl phenol polyoxyethylene ether phosphate 10%, ethyl acetate complements to 100%.By active ingredient with molten
After agent is fully dissolved, dispersant is first added, is eventually adding film forming agent, is thoroughly mixed uniformly to transparent, you can be made 15%
Three azole amide Oxyfluorfen film-spreading oil solutions.
Embodiment 8：40% 3 azole amide Oxyfluorfen microemulsion
Three azole amides 25%, Oxyfluorfen 15%, dimethyl carbonate 15%, cyclohexanone 5%, alkaryl phenol polyoxy second
Alkene ether phosphate 15%, xylitol 2%, organosilicon 1%, double to kill 2.5%, and deionized water supplies 100%.Active ingredient is used
Solvent is completely dissolved, and is then added emulsifying agent, stabilizer, bleeding agent, synergist and is uniformly mixed, is eventually adding deionized water,
After being sufficiently stirred, you can 40% three azole amide Oxyfluorfen microemulsions are made.
Embodiment 9：20% 3 azole amide oxyfluorfen water suspension
Three azole amides 15%, Oxyfluorfen 5%, neopelex 15%, naphthalene sulfonic acid-formaldehyde condensation product
10%th, polycarboxylate 10%, xanthans 3%, glycerine 2%, silicone oil 0.2%, deionized water supplies 100%.Will be above-mentioned effective
Component, wetting agent, dispersant, thickener, antifreezing agent, defoamer and deionized water mixing, disperse through high speed shear, in sand mill
It is sanded, high dispersive, the suspension system of stabilization formed in water-medium, you can 20% 3 azole amide ethoxy fluorine grass is made
Ether aqueous suspension agent.
(2) indoor biological determination of activity embodiment
Reagent agent：90% 3 azole amide active compound and 97% Oxyfluorfen active compound.
For trying target：It is Monochoria vaginalis (Monochoria vaginalis), barnyard grass (Echinochloa crusgalli), different
Type nutgrass flatsedge (Cyperus difformis).
Test method：, will be for trying 15~20, target weeds seed in the built-in quantitative soil of the polypots of high 6cm, diameter 9cm
Sowing is placed in greenhouse after the fine earth of 0.5~1cm of lid thickness and cultivates, treat that weeds were grown to the 1-2 leaf phases and carry out at spraying in polypots
Reason, per alms bowl spraying liquid 1mL, often processing is repeated 4 times, and sets the processing without medicament as control.Material is tried after processing to be placed in greenhouse
Cultivate, the growing state of routine observation target weeds, target damage symptoms and growth inhibition situation are estimated after 20d, and claim on the ground
Part fresh weight.Statistical analysis is carried out with DPS statistical analysis softwares, calculates the ED of each medicament50, and mixture is calculated according to the abundant methods of Sun Yun
Co-toxicity coefficient (CTC values).
Survey toxicity index (ATI)=(standard agent LC50/ reagent agent LC50)×100。
Percentage composition+B the medicament toxicity index of A in theoretical toxicity index (TTI)=A medicament toxicity index × mixture × mixed
The percentage composition of B in agent.
Co-toxicity coefficient (CTC)=[mixture actual measurement toxicity index (ATI)/mixture theoretical toxicity index (TTI)] × 100.
The criteria for classifying is acted on according to NY/T11547.7-2006 insecticide combinations：Co-toxicity coefficient (CTC) >=120 is shown as
Synergistic effect；Co-toxicity coefficient (CTC)≤80 shows as antagonism；80 ＜ co-toxicity coefficients (CTC) ＜ 120, which show as being added, to be made
With.
The synergy measurement result of table 1, three azole amides and Oxyfluorfen to Monochoria vaginalis
As shown in Table 1, three azole amides and Oxyfluorfen are 10:1~1:When being compounded in the range of 5 (by weight), altogether
Malicious coefficient is all higher than 120, illustrates to show synergistic function to Monochoria vaginalis；Especially with 3:1 (by weight) compounding, collaboration increase
Effect acts on the most notable, co-toxicity coefficient 306.71.It can be seen that three azole amides have reasonability with Oxyfluorfen compounding and can
Row.
The synergy measurement result of table 2, three azole amides and Oxyfluorfen to barnyard grass
As shown in Table 2, three azole amides and Oxyfluorfen are 10:1~1:When being compounded in the range of 5 (by weight), altogether
Malicious coefficient is all higher than 120, illustrates to show synergistic function to barnyard grass；Especially with 3:1 (by weight) compounding, it is synergistic
Act on the most notable, co-toxicity coefficient 297.10.It can be seen that three azole amides and Oxyfluorfen compounding are with reasonability and feasible
Property.
The synergy measurement result of table 3, three azole amides and Oxyfluorfen to difformed galingale herb
As shown in Table 3, three azole amides and Oxyfluorfen are 10:1~1:When being compounded in the range of 5 (by weight), altogether
Malicious coefficient is all higher than 120, illustrates to show synergistic function to difformed galingale herb；Especially with 3:1 (by weight) compounding, collaboration
Synergistic effect is the most notable, co-toxicity coefficient 310.85.It can be seen that three azole amides and Oxyfluorfen compounding with reasonability and
Feasibility.
(3) field efficacy verification embodiment
It is test plot to select weeds that more rice terrace occurs.Experiment sets 6 processing altogether, and often processing sets 3 repetitions, locates
Reason 1 is 60% 3 azole amide Oxyfluorfen wettable powder (45:15), processing 2 is 40% 3 azole amide ethoxy
Fluofazone water dispersible granules (30:10), processing 3 is 20% 3 azole amide oxyfluorfen water suspension (15:5) 4, are handled
For 10% 3 azole amide wettable powder, processing 5 be 240 g/l of oxyfluorfen ECs, processing 6 be control (not dispenser is not
Weeding), each processing number of weeds amount of 30 days statistics and preventive effect is calculated after medicine.
Table 4, each chemicals treatment prevent and kill off the field control effectiveness test result of rice terrace annual grassy weeds
30 days after medicine it can be seen from the field test results of table 4 barnyard grasses for handling 3 pairs of rice terraces of 1, processing 2 and processing,
The preventive effect of the weeds such as moleplant seed, difformed galingale herb, mexicana, Monochoria vaginalis and short arrowhead will be significantly better than processing 4 and processing 5, at the same time
Do not find that 3 pairs of processing 1, processing 2 and processing rice produce poisoning during pilot survey.It is it can be seen from the above that of the present invention
Herbicidal combinations obvious synergy, is used alone compared to single dose and expands herbicide controlling spectrum, improve preventive effect, can effectively prevent and kill off
The various weeds of rice terrace, to crop safety, are worth promoting and applying in agricultural production.
Claims (3)
- A kind of 1. Herbicidal combinations containing three azole amides and Oxyfluorfen, it is characterised in that：Active ingredient is triazole acyl The weight ratio of careless amine and Oxyfluorfen, three azole amides and Oxyfluorfen is 10:1~1:5, three azole amides and ethoxy fluorine The percentage by weight of careless ether weight summation in the composition is 0.1~85%, remaining is the auxiliary element for allowing to use in pesticide.
- 2. the Herbicidal combinations according to claim 1 containing three azole amides and Oxyfluorfen, it is characterised in that：Institute The formulation for stating Herbicidal combinations can be oil-suspending agent, aqueous suspension agent, granule, wettable powder, water dispersible granules, effervescent tablet One kind in agent, aqueous emulsion, microemulsion or film-spreading oil solution.
- 3. a kind of Herbicidal combinations according to claim 1 containing three azole amides and Oxyfluorfen are preventing and kill off rice Application in the annual grassy weeds of field.
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| CN106982845A (en) * | 2017-05-19 | 2017-07-28 | 北京科发伟业农药技术中心 | A kind of Herbicidal combinations containing the Evil humulones of ring penta and three azole amides |
| CN110839648A (en) * | 2018-08-21 | 2020-02-28 | 燕化永乐（乐亭）生物科技有限公司 | Weeding composition |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1332608A (en) * | 1998-11-10 | 2002-01-23 | 辛根塔参与股份公司 | Herbicidal composition |
| CN104430465A (en) * | 2014-11-18 | 2015-03-25 | 山东滨农科技有限公司 | Herbicide composition containing clefoxidim |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1332608A (en) * | 1998-11-10 | 2002-01-23 | 辛根塔参与股份公司 | Herbicidal composition |
| CN104430465A (en) * | 2014-11-18 | 2015-03-25 | 山东滨农科技有限公司 | Herbicide composition containing clefoxidim |
Non-Patent Citations (1)
| Title |
|---|
| 四唑酰草胺――一种新颖的稻田除草剂;陈亮;《世界农药》;20030225(第01期);全文 * |
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