CN106472546A - A kind of Wheat field weeding composition containing fenoxaprop-P-ethyl and flucarbazone - Google Patents
A kind of Wheat field weeding composition containing fenoxaprop-P-ethyl and flucarbazone Download PDFInfo
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- CN106472546A CN106472546A CN201610862121.6A CN201610862121A CN106472546A CN 106472546 A CN106472546 A CN 106472546A CN 201610862121 A CN201610862121 A CN 201610862121A CN 106472546 A CN106472546 A CN 106472546A
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- ethyl
- flucarbazone
- fenoxaprop
- wheat
- wheat field
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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<
- A01N47/38—Ureas or thioureas containing the groups >N—CO—N< or >N—CS—N< containing the group >N—CO—N< where at least one nitrogen atom is part of a heterocyclic ring; Thio analogues thereof
-
- 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
- A01N43/74—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 one nitrogen atom and either one oxygen atom or one sulfur atom in positions 1,3
- A01N43/76—1,3-Oxazoles; Hydrogenated 1,3-oxazoles
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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 discloses a kind of Wheat field weeding composition containing fenoxaprop-P-ethyl and flucarbazone, the Herbicidal combinations include effective ingredient and auxiliary agent, the effective ingredient is made up of fenoxaprop-P-ethyl and flucarbazone, and the mass ratio of the fenoxaprop-P-ethyl and flucarbazone is 1～50: 1～20.Its broad leaved weed to wheat paddock and grassy weed all have certain preventive effect, and after its medicine, 30 days average decline rates are up to 94.99%, averagely prevent and kill off rate for 98.60%.
Description
Technical field
The invention belongs to pesticide herbicide technical field, more particularly to a kind of containing the little of fenoxaprop-P-ethyl and flucarbazone
Cornfield herbicidal composition.
Background technology
According to national weeds reconnaissance information, China's wheat weedses species has kind more than 200, and crop smothering area accounts for wheat planting face
Long-pending more than 30%, loss account for the 15% of wheat total output.The wherein harm such as ox chickweed, clearvers, Descurainia sophia, common vetch is tight
Weight.But long-term, the large scale application with herbicide, farmland weed chemical control exist Weed Resistance, population succession and
Drug injury problem is on the rise, and has a strong impact on the high yield of wheat and the safety of succession crop.At present, medicament is commonly used in wheatland have one
A little drawbacks：As sulfonylurea herbicide tribenuron-methyl, bensulfuron-methyl consumption are too high and too late using can be to succession crop peanut, soybean
Cause poisoning；Phenoxy carboxylic acid herbicides 2,4- d butyl ester, mcpa sodium consumption are too high and apply and improper easily cause crop
Poisoning produces drift and can produce poisoning to neighbouring dicotyledonous crops.In addition if although Long-Time Service single herbicide is prevented and kill off
Sensitization weeds quantity declines, but the insensitive or quantity of malignant weed rises, and causes weed community to change.Removing
The single winter wheat producing region for using of careless agent, weed community in wheat field there occurs serious change, clearvers, wartwort, grandmother's sodium, shepherd's purse
The malignant weed being all difficult to prevent and treat etc. multiple herbicides increases year by year, and has had a strong impact on the results of wheat crop yield.
Fenoxaprop-P-ethyl belongs to heterocyclic oxy group phenoxy propionic acid class herbicide, the mainly pass by suppressing aliphatic acid to synthesize
One acetyl-CoA carboxylase of key enzyme, so as to inhibit the synthesis of aliphatic acid.Medicament by cauline leaf Assimilation and conductivity to separate living tissue and
The growing point of root, effect are rapid, stop growing within 2-3 days after dispenser, and lobus cardiacus chlorosis becomes purple within 5-6 days, and separate living tissue becomes brown, leaf
Piece is gradually withered, is selective extremely strong cauline leaf process agent.
Flucarbazone is sulfonylurea internal-suction type efficient wheat field herbicidal, can be absorbed by the root of weeds and cauline leaf, pass through
The activity of acetolactate synthestase in suppression weeds body, destroys the normal Physiological and Biochemical Metabolism of weeds and plays activity of weeding.Right
The grassy weeds such as wild oat, bromegrass, amur foxtail and multiple broadleaf weeds have obvious preventive effect；In addition, can in wheat body
Metabolism quickly, has fabulous security to wheat.
Content of the invention
The purpose of the present invention is exactly to provide that a kind of synergistic effect is notable, broad weed-killing spectrum, to wheat and succession crop safety
Novel wheat field herbicidal composition.
The wheat field herbicide composition of the present invention takes below scheme to realize：
A kind of Wheat field weeding composition containing fenoxaprop-P-ethyl and flucarbazone, the Herbicidal combinations include effectively
Composition and auxiliary agent, the effective ingredient are made up of fenoxaprop-P-ethyl and flucarbazone, the fenoxaprop-P-ethyl and fluorine azoles
The grand mass ratio of sulphur is 1～50: 1～20.
Further scheme, the mass ratio of the fenoxaprop-P-ethyl and flucarbazone is 9:6.
Further scheme, the auxiliary agent are surfactant and carrier.
Further scheme, the formulation of the Herbicidal combinations are wettable powder, water dispersion granule or dispersible oily outstanding
Floating agent.
In the present composition, the consumption of active component fenoxaprop-P-ethyl and flucarbazone is depending on each when being used alone
From amount of application and both portfolio ratios and synergy degree, special protection of the present invention fenoxaprop-P-ethyl and flucarbazone
Mass ratio is 1～50: 1～20, and optimal proportioning is 9：6.
The herbicidal composition of the present invention, can add agriculturally acceptable surfactant and carrier, be made into wettable
Property pulvis, water dispersion granule dispersibles oil-suspending agent etc..Wherein surfactant is APES, fatty alcohol
APEO, phenethyl phenol polyethenoxy ether, phenethyl phenol polyoxyethylene poly-oxygen propylene aether, castor oil ethyleneoxide addition
Thing, APES formaldehyde condensation product, APES phosphate, phenethyl phenol polyethenoxy ether phosphoric acid
Ester, Ben-zylphenol Polyoxyethyl Ether, polyoxyethylene carboxylate, calcium dodecyl benzene sulfonate, neopelex, lignin
Sulfonate, NNO, NO, MF, ZS 1, lauryl sodium sulfate, pull open powder, N- Methyl fatty acyl taurines sodium, alkyl phenol gather
Oxygen vinethene formaldehyde condensation products sulfate, tea seed cake powder, saponin, lignosulfite, aliphatic alcohol sulfate, penetrant t, infiltration
Agent OT, JFC, fatty acid amide N N-methyltaurine sodium salt, sodium sulfate of polyethenoxy ether of fatty alcohol, pull open powder etc..
Carrier is divided into solid carrier and solvent, and solid carrier has bentonite, White Carbon black, kaolin, precipitated calcium carbonate, sulfuric acid
Sodium, ammonium sulfate, diatomite, starch, potter's clay etc.；Solvent have toluene, dimethylbenzene, chlorobenzene, solvent naphtha, α methyl naphthalene, turpentine oil,
Dichloromethane, chloroform, methyl alcohol, ethanol, glycerine, ethylene glycol, butanol, isoamyl alcohol, propane diols, cyclohexanone, isophorone,
Acetophenone, ethyl acetate, propyl acetate, butyl acetate, DMF, DMSO, cellosolve etc., above-mentioned can be used alone, also can two kinds with
Upper compound use.
Any of the above auxiliary agent or carrier are all commercially available.
The herbicidal composition of the present invention has addition or synergistic effect, is mainly used in the spraying of wheatland after seedling, prevents and kill off wheatland
Multiple grass family and broad leaved weed.To amur foxtail, wild oat, hard grass, chickweed, Descurainia sophia, shepherd's purse, clearvers, Veronica, big nest
The weeds such as dish have good prevention effect.Grass product can be prevented and kill off in wheat seedling phase or the dispenser of wheat period of seedling establishment simultaneously and broad-leaved is miscellaneous
Weed infestation received by grass, control wheat whole breeding time.With activity of weeding height, broad weed-killing spectrum, the feature of convenient use, the present invention
Described Herbicidal combinations, are easy to degraded in the environment, overcome long residual herbicides and use to succession crop security difference
Shortcoming, to wheat succession crop safety, belongs to environmentally friendly herbicide.
Specific embodiment
Below the present invention is further illustrated with the specific embodiment of several different dosage forms.But the present invention is only limitted to absolutely not this
A little examples.In all formulas, percentage is weight fraction.
First, form formula example：
Fenoxaprop-P-ethyl, flucarbazone are mixed in proportion with carrier and remixes wettable after crushing through airslide disintegrating mill
Property pulvis.Then add water extruder grain drying water dispersion granule.By fenoxaprop-P-ethyl, flucarbazone according to a certain ratio
Dispersed with surfactant, defoamer and mineral oils or organic solvent, crush through sand mill and former medicine slurries are made, then
Mix with adjuvant (antifreezing agent, preservative), oil-suspending agent is obtained after filtering.
Embodiment 1：40% wettable powder
Fenoxaprop-P-ethyl 30%
Flucarbazone 10%
Sodium lignin sulfonate 6%
Lauryl sodium sulfate 1%
Kaolin polishing is to 100%；
Embodiment 2：30% wettable powder
Fenoxaprop-P-ethyl 15%
Flucarbazone 15%
Di-2-ethylhexylphosphine oxide bitter edible plant sodium sulfonate 2%
Alkylbenzenesulfonate 1%
Kaolin polishing is to 100%；
Embodiment 3：60% wettable powder
Fenoxaprop-P-ethyl 40%
Flucarbazone 20%
Di-2-ethylhexylphosphine oxide bitter edible plant sodium sulfonate 2%
Alkylbenzenesulfonate 1%
Kaolin polishing is to 100%；
Embodiment 4：15% dispersibles oil-suspending agent
Embodiment 5：30% water dispersion granule
Embodiment 6：55% water dispersion granule
Embodiment 7,20% dispersible oil-suspending agent
2nd, indoor biological determination of activity
Below by way of fenoxaprop-P-ethyl, flucarbazone composition herbicide to weeds of wheat indoor biological determination of activity
To verify the reasonability of formula.
In the present composition, fenoxaprop-P-ethyl (95% active compound) is given birth to by Jiangsu Flag Chemical Industry Co., Ltd.
Produce, flucarbazone (95% active compound) is produced by Shandong Binnong Technology Co., Ltd..
Test method is using greenhouse pot culture method, sows quantitative weeds (per 40 plants of basin) and wheat seed, treat in basin
When weeds are grown to the 2-4 leaf phase after being unearthed, cauline leaf spraying treatment is carried out with spraying machine, is placed in greenhouse and continues after process is latter 6 hours
Culture observation, investigates the preventive effect to weeds and the security to wheat after 15 days.Investigation method adopts absolute value investigation method,
First investigate the fresh weight preventive effect of the remaining weeds per basin, then by following equation calculate fresh weight preventive effect E1=(the C-T)/C of each process ×
100%, in formula, E1 is fresh weight preventive effect, and C is control weeds fresh weight, and T is for processing weeds fresh weight；Then actual survival rate E=100-E1.
Then detected that to weeds activity the co-toxicity to weeds is acted on Colby method, by Colby method, worked as E0-E>10% for increasing
Effect is acted on；Work as E0-E<- 10% is antagonism；As -10%≤E0- E≤10% is addition.
1st, the compounding co-toxicity effect to clearvers of fenoxaprop-P-ethyl, flucarbazone is as shown in table 1, its E0- E exists
Between 12.14～30.92, synergy type is synergistic effect, and its addition assumes difference with compound proportion difference
Different, in the 12 different mixing match for determining, with fenoxaprop-P-ethyl, flucarbazone weight ratio as 9：6 effects are most obvious, its
E0- E value up to 30.92.
Table 1：Herbicidal composition acts on (spray-on process) to the co-toxicity of clearvers
2nd, the compounding co-toxicity effect to Veronica of fenoxaprop-P-ethyl, both flucarbazones is as shown in table 2, its E0-E
Between 14.59～29.91, synergy type is synergistic effect, and its addition is presented with compound proportion difference
Difference, in the 12 different mixing match for determining, with fenoxaprop-P-ethyl, flucarbazone weight ratio as 9：6 effects are most bright
Aobvious, its E0- E value up to 29.91.
Table 2：Herbicidal composition is acted on to the co-toxicity of Veronica
Note：In upper table 1,2, proportioning is weight ratio.
3rd, test examples
1st, trial crops and object：For studying thing for winter wheat, subjects are wealthy based on clearvers, Veronica etc.
Leaf grass weeds and grassy weed.
Test medicine：In embodiment 4,15% essence is disliked fluorine azoles (9% fenoxaprop-P-ethyl, 6% flucarbazone) and is dispersibled
Oil-suspending agent (our company's production)；
Comparison medicament：6.9% fenoxaprop-P-ethyl aqueous emulsion (being produced by Anhui Fengle Agricultural Co., Ltd)
75% flucarbazone water dispersible granules (being produced by Shandong Binnong Technology Co., Ltd.)
Spraying time and method：The test then dispenser of November 07 in 2015, one heart stage of 3 leaf of wheat at that time, clearvers 2～
One heart stage of 3 leaf, one heart stage of 1～4 leaf of Veronica, routinely every mu of preparating liquid 15KG row spraying, interior there is not frost within 1 week after dispenser
Freeze weather.
Control time and number of times：Before dispenser investigate weeds radix, after dispenser 3,5 days observation treatment region rice shoot leaf color,
Upgrowth situation, is recorded in detail if any abnormal.(on November 22nd, 2015), 30 days (on December 7th, 2015) point 15 days after dispenser
Tiao Cha not strain preventive effect and weeds overground part fresh weight.
Investigation method：Using 5 point samplings, each cell random selection 5 point of investigation, every area 0.25m2, dispenser
The strain number of two kind main weeds and total weed is investigated after 15 days respectively, while investigating the strain number of all kinds of weeds and total weed after 30 days
And overground part fresh weight, calculate decline rate and anti-efficiency.
Drug effect computational methods are as follows：
In above formula, CK represents that clear water is compareed.
Table 3：Prevent and kill off winter wheat field Weed-control effect
Interpretation of result：The smart fluorine azoles of the 15% of the present invention dispersibles oil-suspending agent and prevents and kill off winter wheat weeds to total weed
Preventive effect, the preventive effect highest of 30 days after medicine, average decline rate are up to 94.99%, averagely prevent and kill off rate for 98.60%.And 6.9%
The average decline rate of fenoxaprop-P-ethyl aqueous emulsion and 75% flucarbazone water dispersible granules is only 66.61% and 67.20%, two
Person averagely prevents and kill off rate and is respectively 82.21%, 83.02%.Illustrate that 15% smart fluorine azoles dispersibles oil-suspending agent miscellaneous to winter wheat
The prevention effect of grass apparently higher than fenoxaprop-P-ethyl, the single dose effect of flucarbazone, before therefore there are preferable popularization and application
Scape.
2nd, trial crops and object：For studying thing for winter wheat, subjects are wealthy based on clearvers, Veronica etc.
Leaf grass weeds and grassy weed.
Test medicine：6 Chinese medicine of embodiment：55% smart fluorine azoles water dispersible granules (45% fenoxaprop-P-ethyl
10% flucarbazone (our company's production)；
Comparison medicament：6.9% fenoxaprop-P-ethyl aqueous emulsion (being produced by Anhui Fengle Agricultural Co., Ltd)
75% flucarbazone water dispersible granules (being produced by Shandong Binnong Technology Co., Ltd.)
Spraying time and method：The then dispenser of November 7 in 2015 is tested, at that time one heart stage of 2～3 leaf of wheat, clearvers 2
One heart stage of～3 leaf, one heart stage of 1～4 leaf of Veronica, routinely every mu of preparating liquid 15KG sprayed, do not go out in 1 week after dispenser
Existing frosty weather.
Control time and number of times：Before dispenser investigate weeds radix, after dispenser 3,5 days observation treatment region rice shoot leaf color,
Upgrowth situation, is recorded in detail if any abnormal.(on November 22nd, 2015), 30 days (on December 7th, 2015) point 15 days after dispenser
Tiao Cha not strain preventive effect and weeds overground part fresh weight.The decline rate of 15 days after medicine, the decline rate of 30 days and prevents and kill off rate such as 4 institute of table after medicine
Show.
Investigation method：Using 5 point samplings, each cell random selection 5 point of investigation, every area 0.25m2, dispenser
The strain number of two kind main weeds and total weed is investigated after 15 days respectively, while investigating the strain number of all kinds of weeds and total weed after 30 days
And overground part fresh weight, calculate decline rate and anti-efficiency.
Drug effect computational methods are as follows：
In above formula, CK represents that clear water is compareed.
Table 4：Prevent and kill off winter wheat field Weed-control effect
Interpretation of result：55% smart fluorine azoles water dispersible granules prevent and kill off the preventive effect of winter wheat field weeds：30 days after medicine
Preventive effect highest, average decline rate is up to 92.43%, averagely prevents and kill off rate for 97.16%.And 6.9% fenoxaprop-P-ethyl water and milk
Agent is only 77.86%, 70.21% with the average decline rate of 75% flucarbazone water dispersible granules, and both averagely prevent and kill off rate difference
For 86.76%, 82.65%.The 55% smart prevention effect of the fluorine azoles water dispersible granules to winter wheat weeds of the present invention is described
Apparently higher than fenoxaprop-P-ethyl, the single dose effect of flucarbazone, therefore there is preferable popularizing application prospect.
The above-mentioned description to embodiment is to be understood that and apply this for ease of those skilled in the art
Bright.Person skilled in the art obviously easily can make various modifications to these embodiments, and described herein
General Principle is applied to without through performing creative labour in other embodiment.Therefore, the invention is not restricted to enforcement here
Example, according to the announcement of the present invention, the improvement that is made without departing from scope and modification all should be for those skilled in the art
Within protection scope of the present invention.
Claims (4)
1. a kind of Wheat field weeding composition containing fenoxaprop-P-ethyl and flucarbazone, the Herbicidal combinations include effectively to become
Part and auxiliary agent, it is characterised in that：The effective ingredient is made up of fenoxaprop-P-ethyl and flucarbazone, the essence azoles dogstail
The mass ratio of spirit and flucarbazone is 1～50: 1～20.
2. a kind of Wheat field weeding composition according to claim 1, it is characterised in that：The fenoxaprop-P-ethyl and fluorine
The grand mass ratio of azoles sulphur is 9:6.
3. a kind of Wheat field weeding composition according to claim 1, it is characterised in that：The auxiliary agent is surfactant
And carrier.
4. a kind of Wheat field weeding composition according to any one of claim 1-3, it is characterised in that：The Herbicidal combination
The formulation of thing is wettable powder, water dispersion granule or dispersibles oil-suspending agent.
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| CN201610862121.6A CN106472546A (en) | 2016-09-28 | 2016-09-28 | A kind of Wheat field weeding composition containing fenoxaprop-P-ethyl and flucarbazone |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610862121.6A CN106472546A (en) | 2016-09-28 | 2016-09-28 | A kind of Wheat field weeding composition containing fenoxaprop-P-ethyl and flucarbazone |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108338179A (en) * | 2017-08-07 | 2018-07-31 | 江苏辉丰农化股份有限公司 | Containing flucarbazone He the Herbicidal combinations of metamifop |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2003028467A1 (en) * | 2001-09-27 | 2003-04-10 | Syngenta Participations Ag | Herbicidal composition |
| CN101715778A (en) * | 2009-12-08 | 2010-06-02 | 安徽丰乐农化有限责任公司 | Fenoxaprop.Flucarbazone composite herbicide |
| WO2015197831A1 (en) * | 2014-06-26 | 2015-12-30 | Basf Agrochemical Products B.V. | Seed treatment with acetolactate synthase (als) inhibitors |
-
2016
- 2016-09-28 CN CN201610862121.6A patent/CN106472546A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2003028467A1 (en) * | 2001-09-27 | 2003-04-10 | Syngenta Participations Ag | Herbicidal composition |
| CN101715778A (en) * | 2009-12-08 | 2010-06-02 | 安徽丰乐农化有限责任公司 | Fenoxaprop.Flucarbazone composite herbicide |
| WO2015197831A1 (en) * | 2014-06-26 | 2015-12-30 | Basf Agrochemical Products B.V. | Seed treatment with acetolactate synthase (als) inhibitors |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108338179A (en) * | 2017-08-07 | 2018-07-31 | 江苏辉丰农化股份有限公司 | Containing flucarbazone He the Herbicidal combinations of metamifop |
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Application publication date: 20170308 |