CN108041045A - A kind of Herbicidal combinations - Google Patents
A kind of Herbicidal combinations Download PDFInfo
- Publication number
- CN108041045A CN108041045A CN201711400896.2A CN201711400896A CN108041045A CN 108041045 A CN108041045 A CN 108041045A CN 201711400896 A CN201711400896 A CN 201711400896A CN 108041045 A CN108041045 A CN 108041045A
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- CN
- China
- Prior art keywords
- herbicidal combinations
- pendimethalin
- benzene flumetsulam
- weeds
- benzene
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
- A01N43/48—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with two nitrogen atoms as the only ring hetero atoms
- A01N43/54—1,3-Diazines; Hydrogenated 1,3-diazines
-
- 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
- A01N33/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic nitrogen compounds
- A01N33/16—Biocides, pest repellants or attractants, or plant growth regulators containing organic nitrogen compounds containing nitrogen-to-oxygen bonds
- A01N33/18—Nitro compounds
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- Life Sciences & Earth Sciences (AREA)
- Agronomy & Crop Science (AREA)
- Pest Control & Pesticides (AREA)
- Plant Pathology (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Dentistry (AREA)
- General Health & Medical Sciences (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Environmental Sciences (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The invention discloses a kind of Herbicidal combinations and its applications, are related to technical field of pesticide combination.The Herbicidal combinations active component is benzene flumetsulam and pendimethalin, and the weight ratio of active component benzene flumetsulam and pendimethalin is 1：(1 25), the total weight percentage composition of active component in the composition are 1%~80%.Active component benzene flumetsulam and pendimethalin compounding of the present invention, which is used in mixed way, can be significantly expanded herbicide controlling spectrum, have excellent preventive effect effect to the weeds for being in germination period.The present invention can be used for dryland paddy and weeding in cotton field.
Description
Technical field
The invention belongs to agrochemicals field, more particularly, to one kind for solution Cotton Fields and dryland paddy annual grassy weeds
Prevent and kill off the Herbicidal combinations of problem.
Background technology
Benzene flumetsulam (saflufenacil) is new hybar X (urea pyrimidine) herbicide, passes through protoporphyrinogen
Oxidizing ferment, benzene flumetsulam are easily absorbed by root, bud and blade, can be transmitted to each position of weeds upwards by xylem, can be with
A variety of broad leaved weeds are prevented and kill off, the weeds of resistance are generated including glyphosate, ALS and triazines.
Pendimethalin (pendimethalin) chemical name N- (1- ethyl propyls) -2,6- dinitro -3,4- dimethyl benzenes
Amine belongs to meristem cell division inhibitor.After young shoot, young stem, young root absorption medicament during suppressing weed seed germination
It works, final young shoot and secondary root are suppressed, and cause death.
Herbicide kind containing single-activity component on control of weeds there are it is different degrees of the defects of, as be used continuously after
Weeds easily develop immunity to drugs, and herbicide controlling spectrum narrows, the problems such as causing environmental pollution.
Rationally compounding is to improve preventive effect, expand herbicide controlling spectrum, widen usage time to herbicide, delays shift of weed community
Speed, reduce pesticide single use caused by resistance risk, mitigate the pollution to environment, reduce use cost and mitigate and remove
A kind of careless remaining effective ways of agent.
The content of the invention
For overcome the deficiencies in the prior art, the present invention provides a kind of poison more high and low to crop safety, low-residual, kills
Grass spectrum is wide, can effectively delay the Herbicidal combinations of herbicide resistance.
The technical solution adopted by the present invention to solve the technical problems is：A kind of Herbicidal combinations, including following effective group
Point：Benzene flumetsulam and pendimethalin, the benzene flumetsulam and pendimethalin weight ratio are 1：(1-25).
Further, the weight ratio of the benzene flumetsulam and pendimethalin is 1：(10-20).
Further, the weight of the benzene flumetsulam and pendimethalin accounts for the 1~80% of composition total weight.
Further, it is suitble to what is agriculturally used containing pesticidal preparations auxiliary element to be made in the Herbicidal combinations
Dosage form.
Further, the Herbicidal combinations dosage form auxiliary element is carrier, adhesive, surfactant etc..
Further, the Herbicidal combinations dosage form is wettable powder, water dispersible granules and suspending agent.
Further, the Herbicidal combinations can be used for dryland paddy and weeding in cotton field.
The present invention Herbicidal combinations frequency of use and usage amount with plant growth, weeds occur, Changes in weather and
There is a small amount of variation, can achieve the purpose that effectively to prevent by using appropriate dosage.
The pesticides auxiliary element such as surfactant and carrier used belongs to environmentally friendly type in the Herbicidal combinations of the present invention, low
Poison, low-residual to upland rice and cotton safety, will not generate murder by poisoning to crop, fishes and shrimps and water body in use.
In conclusion the invention has the advantages that application is convenient, at low cost, reduction usage amount reduces times for spraying,
Broad weed-killing spectrum effectively can delay herbicide resistance to generate, and herbicidal effect is very remarkable.
Specific embodiment
It, below will be to the technology in inventive embodiments in order to which those skilled in the art is made to be better understood from the present invention program
Scheme carries out clear, complete description.
Indoor biometrics experiment 1
The synergy that inventor has carried out mutual compounding with active ingredient benzene flumetsulam and pendimethalin is studied, specific method
For：Experiment target is designated as field bindweed, barnyard grass and clearvers and broadcasts the processing of rear before seedling, using Co l by methods to two kinds of pharmacy mix after
Activity is tested, and mixture calculation of effect formula is：E0=A+B-A*B/100, in formula, A represents that the actual measurement weeds of medicament 1 prevent
Effect；B represents the actual measurement Weed-control effect of medicament 2；Work as E-E0During ＜ -10%, illustrate that the medicament after mixture generates antagonism；And work as
E-E0Value between ± 10% when, illustrate the medicament after mixture generate summation action；Work as E-E0During ＞ 10%, after illustrating mixture
Medicament generates synergistic effect.
1 benzene flumetsulam of table and pendimethalin measure the indoor synergy of field bindweed
Herbicide mode of application is evaluated according to Colby methods, 1 data of table are shown, benzene flumetsulam and pendimethalin two
Member combination mixture use has synergistic function to field bindweed.
2 benzene flumetsulam of table and pendimethalin measure the indoor synergy of barnyard grass
Herbicide mode of application is evaluated according to Colby methods, 2 data of table are shown, benzene flumetsulam and pendimethalin two
Member combination mixture use has barnyard grass collaboration phase additive synergism.
3 benzene flumetsulam of table and pendimethalin measure the indoor synergy of clearvers
Herbicide mode of application is evaluated according to Colby methods, 3 data of table are shown, benzene flumetsulam and pendimethalin two
Member combination mixture use has synergistic function to clearvers.Example of formulations 1
Benzene flumetsulam 1%, pendimethalin 16%, calcium dodecyl benzene sulfonate 8%, sodium lignin sulfonate 7%, fatty alcohol
Polyoxyethylene ether 3%, white carbon 10%, kaolin surplus.All the components are mixed according to the above mentioned proportion uniformly, through air-flow crushing
Material average grain diameter is made to be less than 5um.It can be prepared by 17% benzene flumetsulam pendimethalin wettable powder (1:16).
Example of formulations 2
Benzene flumetsulam 1%, pendimethalin 20%, calcium dodecyl benzene sulfonate 6%, castor oil polyoxyethylene ether 5% gather
Ethylene oxide polyoxypropylene block copolymers 3%, organic silicon defoamer 0.1%, organobentonite 3%, soybean oil supplies 100%.
Above-mentioned each ingredient according to the ratio is uniformly mixed, through horizontal sand mill grinding resulting material average grain diameter is made to be less than 5 microns.
It can be prepared by the 21% dispersible oil-suspending agent (1 of benzene flumetsulam pendimethalin:20).
Field efficacy verifies example 1
Field control effectiveness test prevents and kill off cotton field weed
In Shihezi of Xinjiang cotton planting region, control object has barnyard grass, lady's-grass, green bristlegrass, purslane, iron for experiment selection
The weeds such as three-coloured amaranth, black nightshade, field bindweed.Experiment sets 8 processing altogether, and each processing sets 3 repetitions.Processing 1 is the phonetic sulphur grass of 17% benzene
Amine pendimethalin wettable powder (1:16)；Processing 2 is the 21% dispersible oil-suspending agent (1 of benzene flumetsulam pendimethalin:
20)；Processing 3 is 70% benzene flumetsulam water dispersible granules；Processing 4 is 330g/L pendimethalin missible oil；Processing 5 is blank control
(not applying herbicide), after site preparation is good, after the spraying of medicament soil, overlay film carries out machine punching sowing cotton on film.
Respondent and method：Observe within 10 days after medication each treatment agent on cotton growth situation influence and weeds it is aggrieved
Situation.20 days after medication, range estimation barnyard grass, lady's-grass, green bristlegrass, purslane, acalypha copperleaf, black nightshade, the Weed-control effects such as field bindweed and
The total preventive effect of field weed community.
Field control effectiveness test knot after 4 benzene flumetsulam of table and each processing Cotton Fields medication of pendimethalin two-spot compounding 20 days
Fruit.
According to investigation, soil fog seal is after 10 days before cotton planting, present invention cotton in the range of test dose
Emergence is normal, fine to cotton safety, has no that blade such as is burnt, turns to be yellow, withering at the abnormal phenomenon.It can be seen that the present invention is one
Determine in the range of dosage to cotton safety.
As can be seen that the Herbicidal combinations pair of the present invention from 20 days result of the tests after the field control effectiveness test medication of table 4
Closed soil treatment prevents and kill off the barnyard grass of annual grassy weeds, lady's-grass, green bristlegrass, purslane, acalypha copperleaf, black nightshade, field before cotton planting
For the preventive effect of the weeds such as japanese bearbind more than 95%, herbicidal effect is substantially better than the preventive effect of single dose, while expands herbicide controlling spectrum.
Field efficacy verifies example 2
Field control effectiveness test prevents and kill off upland rice weeds in paddy field
In Mingguang, anhui, control object has the weeds such as barnyard grass, moleplant seed, dayflower, sweet wine intestines for experiment selection.Experiment sets 5 altogether
A processing, each processing set 3 repetitions.Processing 1 is 17% benzene flumetsulam pendimethalin wettable powder (1:16)；Processing
2 be the 21% dispersible oil-suspending agent (1 of benzene flumetsulam pendimethalin:20)；Processing 3 is 70% benzene flumetsulam water-dispersible grain
Agent；Processing 4 is 330g/L pendimethalin missible oil；Processing 5 is blank control (not applying herbicide), and more than medicament is by Zhejiang day
Rich research and development department of Biology Science Co., Ltd provides.Test method, upland rice broadcast rear before seedling medication.
Respondent and method：Observing within 10 days after medication each treatment agent influences upland rice germination and growth situation and weeds
Victimization state.20 days after medication, Weed-control effects and the weeds in field group such as weeds such as range estimation barnyard grass, moleplant seed, dayflower, sweet wine intestines
Fall total preventive effect.
Field control effectiveness test knot after 5 benzene flumetsulam of table and each processing direct sowing rice field medication of pendimethalin two-spot compounding 20 days
Fruit.
According to investigation, the before seedling medication after upland rice is broadcast, present invention upland rice emergence in the range of test dose is normal, right
Upland rice security is fine, has no that blade such as is burnt, turns to be yellow, withering at the abnormal phenomenon.It can be seen that the present invention is in certain dosage
In the range of to upland rice safety.
As can be seen that the Herbicidal combinations pair of the present invention from 30 days result of the tests after the field control effectiveness test medication of table 5
Upland rice, which broadcasts rear before seedling closed soil treatment and prevents and kill off the preventive effects of the weeds such as barnyard grass, moleplant seed, dayflower, the sweet wine intestines of annual grassy weeds, to exist
More than 95%, herbicidal effect is substantially better than the preventive effect of single dose, while expands herbicide controlling spectrum.
During the patented invention, there are many more embodiment is numerous to list herein.
To sum up indoor biometrics experiment and field control effectiveness test result confirm that the present invention contains benzene flumetsulam and pendimethalin
Herbicidal combinations, can be used for Cotton Fields and dryland paddy prevent and kill off annual grassy weeds, to field grass family, Cyperaceae and broad-leaved
Weeds have excellent preventive effect.Herbicidal combinations of the present invention have the mechanism of action unique, and dosage is low, broad weed-killing spectrum,
The advantages that herbicidal effect is excellent.
It can be seen that the Herbicidal combinations containing benzene flumetsulam and pendimethalin can be used for cotton and dryland paddy is used for
Annual grassy weeds is prevented and kill off, herbicidal performance is excellent and crop safety is high, has potential agricultural extension value.
Although in order to have a clear understanding of the present invention, the present invention is described in detail, is reading the application
After specification, it will be apparent to those skilled in the art that on the premise of without departing from spirit and substance of the present invention, it can be to this
Invention is carry out various modifications and changed, these modifications and changes are each fallen within included by the appended claims and its equivalents thereto
Within the scope of.
Claims (5)
1. a kind of Herbicidal combinations, it is characterised in that：Including following active principle:Benzene flumetsulam and pendimethalin, the benzene
The weight ratio of flumetsulam and pendimethalin is 1：(1-25).
2. Herbicidal combinations according to claim 1, it is characterised in that：The weight of the benzene flumetsulam and pendimethalin
Account for the 1~80% of composition total weight.
3. Herbicidal combinations according to claim 1 or 2, it is characterised in that：Contain pesticide system in the Herbicidal combinations
Agent auxiliary element, the dosage form for being suitble to agriculturally use is made.
4. the application of Herbicidal combinations according to claim 3, it is characterised in that：What the Herbicidal combinations can be processed
Dosage form is wettable powder, water dispersible granules and suspending agent.
5. the application of Herbicidal combinations according to claim 4, it is characterised in that：The Herbicidal combinations are used for upland rice
Field, Cotton Fields prevent and kill off grassy weed and broad leaved weed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711400896.2A CN108041045A (en) | 2017-12-22 | 2017-12-22 | A kind of Herbicidal combinations |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711400896.2A CN108041045A (en) | 2017-12-22 | 2017-12-22 | A kind of Herbicidal combinations |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108041045A true CN108041045A (en) | 2018-05-18 |
Family
ID=62131303
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711400896.2A Withdrawn CN108041045A (en) | 2017-12-22 | 2017-12-22 | A kind of Herbicidal combinations |
Country Status (1)
| Country | Link |
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| CN (1) | CN108041045A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110839626A (en) * | 2019-12-06 | 2020-02-28 | 李玉洁 | Herbicide for preventing and controlling broadleaf weeds in cotton fields and preparation process thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102480962A (en) * | 2009-08-27 | 2012-05-30 | 巴斯夫欧洲公司 | Aqueous suspension concentrate formulations containing saflufenacil |
| CN104012538A (en) * | 2014-05-07 | 2014-09-03 | 广东中迅农科股份有限公司 | Weeding composition containing metazachlor and pendimethalin |
-
2017
- 2017-12-22 CN CN201711400896.2A patent/CN108041045A/en not_active Withdrawn
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102480962A (en) * | 2009-08-27 | 2012-05-30 | 巴斯夫欧洲公司 | Aqueous suspension concentrate formulations containing saflufenacil |
| CN104012538A (en) * | 2014-05-07 | 2014-09-03 | 广东中迅农科股份有限公司 | Weeding composition containing metazachlor and pendimethalin |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110839626A (en) * | 2019-12-06 | 2020-02-28 | 李玉洁 | Herbicide for preventing and controlling broadleaf weeds in cotton fields and preparation process thereof |
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180518 |
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| WW01 | Invention patent application withdrawn after publication |