CN107279149A - A kind of cornfield weeding composition containing benzene flumetsulam and ring sulphur ketone - Google Patents
A kind of cornfield weeding composition containing benzene flumetsulam and ring sulphur ketone Download PDFInfo
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- CN107279149A CN107279149A CN201710307580.2A CN201710307580A CN107279149A CN 107279149 A CN107279149 A CN 107279149A CN 201710307580 A CN201710307580 A CN 201710307580A CN 107279149 A CN107279149 A CN 107279149A
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- Prior art keywords
- sulphur ketone
- benzene flumetsulam
- ring sulphur
- ring
- 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
- 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
- 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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- 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 present invention provides a kind of cornfield weeding composition containing benzene flumetsulam and ring sulphur ketone, including percentage by weight for 1% 90% active ingredient, and the active ingredient is made up of benzene flumetsulam and ring sulphur ketone, the weight ratio of benzene flumetsulam and ring the sulphur ketone is 1：4‑1：7.Benzene flumetsulam and ring sulphur ketone are compounded in certain proportion, and synergistic effect substantially, reduces active ingredient dosage, adds security, delayed the generation of herbicide resistance, can be widely applied to agriculture field.
Description
Technical field
The invention belongs to technical field of pesticide preparations, and in particular to a kind of corn field containing benzene flumetsulam and ring sulphur ketone
Herbicidal combinations.
Background technology
China is No. second Maize Production big country, the ton of annual production more than hundred million in the world, accounts for the 20% of Gross World Product；Meanwhile,
China is also the No.1 consumption big country of corn, and more than the 90% of consumption figure leans on domestic production.The maize sown area of China has 300,000,000
Mu or so, there is plantation throughout the year, is distributed in about 24 provinces, municipalities or autonomous regions, wherein Heilungkiang, Jilin, Liaoning, Hebei,
Shandong, Shanxi, Henan, Shaanxi, Sichuan, Guizhou, Yunnan, Guangxi etc. are the major area of corn planting.Maize planting 188,240,000
Hectare, China is the country of corn growth.
It is big to herbicide demand but corn is heavier by Weed infestation.HPPD suppresses class herbicide because of active high, residual
It is low, to mammalian safe and it is environmentally friendly the features such as, as the product that corn herbicide in the market is very powerful and exceedingly arrogant.Ring sulphur ketone
(tembotrione) it is one of member of three ketones herbicide, belongs to HPPD and suppress class herbicide, researched and developed by Bayer in 2007
Success.At present, the member of three ketones herbicide extended familys also has Syngenta Co., Ltd to be listed respectively at, registration in 2000 in 1993
Sulphur humulone and mesotrione and SDS biotech firms of Japan exploitation benzobicylon.During ring sulphur ketone is three ketones herbicide
Minimus member, the same with other HPPD suppression class herbicides, the activity of weeding of ring sulphur ketone passes through 4- medical midbodies of para (ortho)-hydroxybenzoic acetone acid
Vinegar dual oxide enzyme (HPPD) inhibitor is showed, after HPPD is suppressed, tyrosine accumulation and matter in weeds separate living tissue
Body quinone lacks, and after 3-5 days, yellow symptom occur in weeds, finally spreads to whole strain, and albefaction is dead.
In current agricultural production, herbicide usage amount is big, and drug toxicity is big, and residual quantity is high, is easier to make weeds generation anti-
Property, the herbicide of single active ingredient by factors such as resistances in use, influenceed its herbicidal efficacy to substantially reduce.Three ketones weeding
New varieties are continually developed in agent, and reason is just this, and original sulphur humulone and mesotrione and benzobicylon are developed
Afterwards, with the popularization of application, weeds are gradually made to produce resistance, weed eradication effect is substantially reduced.If constantly researching and developing new remove
Careless agent active compound compound, the R＆D cycle of noval chemical compound is long, and input is huge, and country's agricultural chemicals enterprise is by scale, research strength at present
Limited, it is unpractical to carry out creative research to active compound compound.And the compounding between agricultural chemicals can solve agricultural chemicals single dose poison
Property it is big, the problem of effect is poor, and less investment, R＆D cycle are short, meet between the present situation of domestic agricultural chemicals enterprise, and different agricultural chemicals
Be used interchangeably can retarding action thing is drug-fast produces, with ideal using effect, therefore the different mechanisms of action
Between agricultural chemicals compounding be current pesticide field study hotspot.In order to avoid newcomer's ring sulphur ketone develops immunity to drugs, extend it
Service life, it is necessary to which composition research is carried out to it.
The content of the invention
In view of this, a kind of cornfield weeding composition containing benzene flumetsulam and ring sulphur ketone of the present invention, the phonetic sulphur grass of benzene
Amine and ring sulphur ketone are compounded in certain proportion, and synergistic effect substantially, reduces active ingredient dosage, adds security, prolong
Delay the generation of herbicide resistance, can be widely applied to agriculture field.
To realize the purpose of the present invention, the present invention is adopted the following technical scheme that：
A kind of cornfield weeding composition containing benzene flumetsulam and ring sulphur ketone, including percentage by weight having for 1%-90%
Composition is imitated, and the active ingredient is made up of benzene flumetsulam and ring sulphur ketone, the weight ratio of benzene flumetsulam and ring the sulphur ketone
For 1：4-1：7.
Preferably, the weight ratio of benzene flumetsulam and ring the sulphur ketone is 1：4-1：6.
Preferably, the Herbicidal combinations can be made into aqueous suspension agent, dispersible oil-suspending agent, missible oil, microcapsules, water and milk
Agent, microemulsion or organic clay agent.
Various formulations are made in active ingredient and customary adjuvant by the present invention, wherein the accessory package include corresponding carrier, it is wet
Moisten agent, surfactant, dispersant or other agricultural agents：
Wetting agent of the present invention is TERWET 1004, SP-2845W, Morwet EFW, EMPICOL LX/B, pull open powder, ten
Sodium dialkyl sulfate, dodecyl sodium naphthalene sulfonate, neopelex, one kind in calcium dodecyl benzene sulfonate or many
Kind.
Dispersant of the present invention be Morwet D-425, Morwet D-500, SP-2836, TERSPERSE 2700,
TERSPERSE 2425, DEHSCOFIX 920, sodium methylene bis-naphthalene sulfonate, dispersing agent MF, lignin sulfonic acid
One or more in sodium, calcium lignosulfonate, carboxymethyl cellulose.
Carrier of the present invention is kaolin, bentonite, clay, diatomite, white carbon, precipitated calcium carbonate, sodium sulphate, sulphur
One or more in sour ammonium.
As the newcomer in HPPD class herbicides, performance of the ring sulphur ketone in terms of controlling weeds is not a halfpenny the worse, with old brand
Mesotrione compare, not only activity is higher for ring sulphur ketone, and controlling weeds scope is wider, and mesotrione administration time is tight
Lattice, and limitation of the ring sulphur ketone on administration time is substantially reduced.Ring sulphur ketone to Cirsium, japanese bearbind genus, Veronica, smallflower galinsoga herb category,
A variety of weeds such as honor fiber crops category, yellow chamomile and clearvers, which have, very strong kills effect, moreover it is possible to killing to glyphosate, Mediben and
ALS inhibitor classes herbicide produces the weeds of resistance.In addition, ring sulphur ketone has stronger ability to resist splash erosion, and it can make
Thing whole growth period keeps good activity of weeding without being caused harm to next batch of crop.
Benzene flumetsulam (saflufenacil,) it is hybar X class broadleaf weed herbicide, touched with blade face
Kill with pedo relict activity, can in plant Bidirectional Conduction, both can upwards conduct, can downwards be passed from bast again from xylem
Lead, so that whole plant is distributed in, and to crop safety, crop rotation choice is big；Benzene flumetsulam is brand-new protoporphyrinogen
Oxidizing ferment (PPOs) inhibitor, PPO, which is suppressed, will cause cell membrane disruption, and cell seepage, chlorophyll can not be synthesized, final plant
It is dead.Heterocyclic moiety in the molecular structure of benzene flumetsulam, with enzyme inhibition, this is the root of its activity of weeding, and
Methyl and isopropyl on the right side of molecular structure on nitrogen-atoms easily in monocot crops tachymetabolism and depart from, so as to ensure that work
Carbonyl on sulfonyl and side chain in the security of thing, molecular structure assigns the pedo relict activity of benzene flumetsulam, makes production
The amino (NH) that product are provided on closing activity, xylem conduction and lasting effect, side chain then provides plant because of display acidity
Absorption and conductive performance.
After different active compound compound mixing, due to composition, structure, the difference of physicochemical property so that each active compound compound
Between synergy be typically expressed as synergistic effect, summation action or antagonism.So-called synergistic effect is exactly different material
Between cooperate effect, its produce effect be more than each composition effect summation；And summation action is exactly the effect that it is produced
Fruit is equal to the summation of each composition effect；When antagonism refers to that two kinds of materials act on living organism, a kind of material interference is another
The effect of a kind of effect of material or each other interfering with an opponent, the phenomenon for declining general effect.
Ring sulphur ketone is a kind of new three ketones herbicide, and the mode of action is more unique, and with its on domestic market
He does not have cross resistance by herbicide, in order to delay weeds to produce the resistance of ring sulphur ketone, extends its market cycle.My company researches and develops
Personnel attempt to compound ring sulphur ketone and benzene flumetsulam, to observe whether it has synergistic effect, by a large amount of interior detections and
The checking of field experiment, finds after being compounded using ring sulphur ketone and benzene flumetsulam as active ingredient, weed eradication rate is greatly improved,
Quick-acting is substantially strengthened, and also there is certain extension the lasting period, and dosage is lower, reduces agricultural cost, and toxicity is smaller, residual quantity
Less, advantageously in environmental protection.
The present invention evaluates the mixed phase interaction of two kinds of active ingredient of the present invention with reference to Sun Yunpei (Sun Y-P) method
With, by calculate benzene flumetsulam it is mixed with ring sulphur ketone after co-toxicity coefficient, evaluate the two it is mixed after effect, as a result show,
The weight ratio of benzene flumetsulam and ring the sulphur ketone is 1：4-1：7 co-toxicity coefficient is all higher than 120, is sent out by field control effectiveness test
Existing, benzene flumetsulam and ring sulphur ketone are used in mixed way that can effectively to prevent and kill off green bristlegrass, lady's-grass, eleusine indica, the iron amaranth of corn field etc. miscellaneous
Grass, and show obvious synergistic effect.
Embodiment
Clearly to show technical purpose, technical scheme and the technique effect of the present invention, with reference to specific implementation
Example is illustrated.
Embodiment 1：30% benzene flumetsulam ＆ ring sulphur ketone aqueous suspension agents
Above-mentioned each component is adequately mixed grinding, that is, obtains 25% benzene flumetsulam ring sulphur ketone aqueous suspension agent embodiment 2：
50% benzene flumetsulam ＆ ring sulphur ketone aqueous suspension agents
Above-mentioned each component is adequately mixed grinding, that is, obtains 50% benzene flumetsulam ring sulphur ketone aqueous suspension agent embodiment 3：
80% benzene flumetsulam ＆ ring sulphur ketone aqueous suspension agents
Above-mentioned each component is adequately mixed grinding, that is, obtains 80% benzene flumetsulam ring sulphur ketone aqueous suspension agent
Toxicity Determination：
Test method：
(1) experiment soil is quantitatively filled at the 4/5 of basin alms bowl, is poured using top, make soil complete wetting to saturated mode；
(2) pretreatment is uniformly sowed at soil surface for examination weed seed, earthing 0.5cm after planting keeps soil fully wet
Profit, moves into greenhouse cellar culture, dispenser processing is carried out to weeds length to the 2-3 leaf phases；The medication of dispenser processing is the phonetic sulphur of 30% benzene
Careless amine ring sulphur ketone aqueous suspension agent, wherein the weight ratio respectively 1 of benzene flumetsulam ring sulphur ketone:4、1:4.5、1:5、1:5.5、1:
6, totally 5 mixture combinations, set benzene flumetsulam single dose and ring sulphur ketone single dose as a comparison in addition；
(3) every 20 of weed seed is as a processing, and each 4 repetitions of processing calculate preventive effect, calculated and pressed down with least square method
Concentration EC in system50(95% confidential interval), then calculate co-toxicity coefficient (CTC) with the abundant methods of Sun Yun：Co-toxicity coefficient (CTC) >=120 table
It is now synergistic effect；(CTC)≤80 show as antagonism to co-toxicity coefficient；80<Co-toxicity coefficient (CTC)<120 show as being added work
With.
Co-toxicity coefficient calculation formula is as follows：
Survey toxicity index (ATI)=(standard agent EC50/ reagent agent EC50)×100
Theoretical toxicity index (TTI)=(A percentage composition in A toxicity index × mixture)+(B in B toxicity index × mixture
Percentage composition)
Co-toxicity coefficient (CTC)=[the theoretical virulence coefficient (TTI) of mixture actual measurement virulence coefficient (ATI)/mixture] × 100
The synergy measurement result of the benzene flumetsulam of table 1 and ring sulphur ketone to weeds
From the result of table 1, the proportioning of benzene flumetsulam and ring sulphur ketone is 1:4-1:Between 6, co-toxicity coefficient is all higher than 120, tool
There is synergistic effect.
Field control effectiveness test：
Cauline leaf spray is carried out in the corn 1-3 leaf phases with 10% benzene flumetsulam, 40% ring sulphur ketone and embodiment of the present invention 2 respectively
Mist processing, wherein 10% benzene flumetsulam effective ingredient consumption 45g/hm2, 50% ring sulphur ketone effective ingredient consumption is 150g/hm2,
Each embodiment effective ingredient consumption is 120g/hm2(in addition the effective ingredient consumption of benzene flumetsulam and ring sulphur ketone add and), after medicine
30d count respectively to lady's-grass, green bristlegrass, eleusine indica, iron amaranth preventive effect, the results are shown in Table 2.
Preventive effect (%) of each embodiment of table 2 to weeds
| Processing | Green bristlegrass (%) | Lady's-grass (%) | Eleusine indica (%) | Iron amaranth（%） |
| 10% benzene flumetsulam | 73.6 | 85.4 | 78.3 | 82.5 |
| 50% ring sulphur ketone | 82.4 | 76.2 | 83.4 | 77.8 |
| Embodiment 1 | 93.8 | 94.6 | 94.6 | 95.6 |
| Embodiment 2 | 98.3 | 95.5 | 96.4 | 97.3 |
| Embodiment 3 | 96.5 | 969 | 97.5 | 95.7 |
From the result of table 2, the present invention is on the premise of effective ingredient consumption is less than each single dose effective ingredient consumption, and its preventive effect is high
In the preventive effect of each single dose, show have between the active ingredient of Herbicidal combinations of the present invention without cross tolerance, prevention effect
Synergistic effect, can effectively prevent and kill off most of weeds of corn field, and notable to the preventive effect of lady's-grass, green bristlegrass, eleusine indica, iron amaranth
Enhancing.
The explanation of above example is only intended to the method and its core concept for helping to understand the present invention.It should be pointed out that pair
, under the premise without departing from the principles of the invention, can also be to present invention progress for those skilled in the art
Some improvement and modification, these are improved and modification is also fallen into the protection domain of the claims in the present invention.
Claims (3)
1. a kind of cornfield weeding composition containing benzene flumetsulam and ring sulphur ketone, it is characterised in that including percentage by weight
For 1%-90% active ingredient, and the active ingredient is made up of benzene flumetsulam and ring sulphur ketone, the benzene flumetsulam and ring
The weight ratio of sulphur ketone is 1：4-1：7.
2. the cornfield weeding composition containing benzene flumetsulam and ring sulphur ketone according to claim 1, it is characterised in that institute
The weight ratio for stating benzene flumetsulam and ring sulphur ketone is 1：4-1：6.
3. the cornfield weeding composition according to claim 1 or claim 2 containing benzene flumetsulam and ring sulphur ketone, its feature exists
In the Herbicidal combinations can be made into aqueous suspension agent, dispersible oil-suspending agent, missible oil, microcapsules, aqueous emulsion, microemulsion or have
Machine clay agent.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710307580.2A CN107279149A (en) | 2017-05-04 | 2017-05-04 | A kind of cornfield weeding composition containing benzene flumetsulam and ring sulphur ketone |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710307580.2A CN107279149A (en) | 2017-05-04 | 2017-05-04 | A kind of cornfield weeding composition containing benzene flumetsulam and ring sulphur ketone |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108835121A (en) * | 2018-07-24 | 2018-11-20 | 佛山市盈辉作物科学有限公司 | A kind of Herbicidal combinations containing benzene flumetsulam, diquat dibromide and tembotrions |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102448302A (en) * | 2009-05-27 | 2012-05-09 | 拜尔农作物科学股份公司 | Synergistic herbicidal combinations comprising tembotrione |
| US20130274107A1 (en) * | 2012-04-16 | 2013-10-17 | Sumitomo Chemical Company, Limited | Herbicidal composition |
-
2017
- 2017-05-04 CN CN201710307580.2A patent/CN107279149A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102448302A (en) * | 2009-05-27 | 2012-05-09 | 拜尔农作物科学股份公司 | Synergistic herbicidal combinations comprising tembotrione |
| US20130274107A1 (en) * | 2012-04-16 | 2013-10-17 | Sumitomo Chemical Company, Limited | Herbicidal composition |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108835121A (en) * | 2018-07-24 | 2018-11-20 | 佛山市盈辉作物科学有限公司 | A kind of Herbicidal combinations containing benzene flumetsulam, diquat dibromide and tembotrions |
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Application publication date: 20171024 |