CN107027786A - A kind of Herbicidal compositions for paddy fields - Google Patents
A kind of Herbicidal compositions for paddy fields Download PDFInfo
- Publication number
- CN107027786A CN107027786A CN201710492042.5A CN201710492042A CN107027786A CN 107027786 A CN107027786 A CN 107027786A CN 201710492042 A CN201710492042 A CN 201710492042A CN 107027786 A CN107027786 A CN 107027786A
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- China
- Prior art keywords
- herbicidal compositions
- paddy fields
- paddy
- penoxsuam
- fluroxypyr
- Prior art date
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Classifications
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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
-
- 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
- A01N43/34—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one nitrogen atom as the only ring hetero atom
- A01N43/40—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one nitrogen atom as the only ring hetero atom six-membered rings
-
- 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
- A01N43/86—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 six-membered rings with one nitrogen atom and either one oxygen atom or one sulfur atom in positions 1,3
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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 Herbicidal compositions for paddy fields, belongs to field of pesticide preparation.The Herbicidal compositions for paddy fields, active component is penoxsuam, the different monooctyl ester of fluroxypyr He oxaziclomefone, and the different monooctyl ester of penoxsuam, fluroxypyr is He the mass ratio of oxaziclomefone is 1:（4‑8）:(0.5‑3).Synergistic function is generated between Herbicidal compositions for paddy fields of the present invention, three kinds of active components, dosage is significantly reduced, improves security, expand herbicidal spectrum, weeds are not likely to produce resistance.
Description
Technical field
The invention belongs to field of pesticide preparation, and in particular to a kind of Herbicidal compositions for paddy fields.
Background technology
In recent years, herbicides for use in paddy weeding is complicated all the more, and Herbicide-resistant weeds constantly spread unchecked, and peasant deeply hurts.It is specific next
See, the main harm of resistant weed has at following 4 points：1st, the replacement herbicide less varieties of resistant weed, weed control difficulty are prevented and kill off
Increase；2nd, the loss that resistant weed is caused is big, and serious causes paddy rice to be had no harvest；3rd, herbicide consumption increase, drug injury problem is protruded；
4th, Herbicide-resistant weeds occurring area expands rapidly.
Penoxsuam, English name penoxsulam, chemical name is：2- (2,2- difluoro ethoxy)-N- (5,8- dimethoxies
(1,2,4) triazole one (1,5-C) pyrimidine -2-base) -6- trifluoromethyls-benzene sulfanilamide (SN), be broad spectrum activity translocated herbicide, medicine via
Cauline leaf, young shoot and Root Absorption, are conducted to separate living tissue by xylem and bast, suppress plant strain growth, lose growing point
It is green, after processing 7-14d terminal buds redden, necrosis, the death of 2-4 week plant.Penoxsuam can effectively prevent and kill off grassy weed barnyard grass
And annual sedge weed, and, the lasting period is long to numerous broad leaved weeds effectively.
The different monooctyl ester of fluroxypyr, belongs to inner sucting conduction type after seedling cauline leaf process herbicide, is inhaled quickly by weeds after dispenser
Receive, sensitive plant the reaction of classical hormones class herbicide is occurred and be transmitted to each position of complete stool, make plant deformity, distortion, most
It is dead afterwards.Broad leaved weed is prevented and kill off suitable for wheat, barley, corn, grape, orchard, pasture, forest land, lawn and other places；Such as pig calamity
Calamity, volume stem smartweed, purslane, black nightshade, field bindweed, knotweed, amaranth etc., it is invalid to grassy weed.
Oxaziclomefone is new plant growth inhibitor, influences cell elongation, but its target site is still not clear, and is interior suction
Translocated herbicide, activity is high, to crop and Environmental security.Its action symptom is similar to dichlobenil, oryzalin and cycloheptyl grass
Ether, but the mode of action is different.It is miscellaneous that oxaziclomefone mainly prevents and kill off rice terrace annual gramineous weed, nutgrass flatsedge and some broad-leaveds
Grass etc., including：Nutgrass flatsedge, rice barnyard grass, barnyard grass, moleplant seed, waterwort, needle spikesedge herb, Procumbent Falsepimpernel, Monochoria vaginalis and mexicana etc..Bud
It is used for afterwards after rice terrace, medicament mainly passes through the root system and cauline leaf basal sink of weeds, generally after medication in 2w, weeds cauline leaf
Chlorisis, rubescent, necrosis, it is final dead.Lasting period is up to 50d.
The different monooctyl ester of penoxsuam, fluroxypyr is He when oxaziclomefone is individually used for controlling weeds, large usage quantity is removed
Grass spectrum is narrower, and weeds are also easy to produce the resistance to the action of a drug.
The content of the invention
It is an object of the invention to provide a kind of Herbicidal compositions for paddy fields, Synergistic is generated between three kinds of active components
Effect, significantly reduces dosage, improves security, expand herbicidal spectrum, weeds are not likely to produce resistance.
To realize the purpose of the present invention, the present invention is adopted the following technical scheme that：
A kind of Herbicidal compositions for paddy fields, active component is penoxsuam, the different monooctyl ester of fluroxypyr He oxazine is careless
Ketone, and the different monooctyl ester of penoxsuam, fluroxypyr is He the mass ratio of oxaziclomefone is 1:(4-8):(0.5-3).
It is preferred that technical scheme in, the different monooctyl ester of penoxsuam, fluroxypyr He oxaziclomefone mass ratio be 1：
(5-7)：(1-2.5).
In the present invention, weight/mass percentage composition of the active component in Herbicidal compositions for paddy fields is 0.1-90%.
It is preferred that technical scheme in, weight/mass percentage composition of the active component in Herbicidal compositions for paddy fields be 0.2-
60%.
In preferred technical scheme, weight/mass percentage composition of the active component in Herbicidal compositions for paddy fields is
10-25%.
In the present invention, the Herbicidal compositions for paddy fields also includes acceptable surfactant and load in Pesticide Science
Body.
The present invention also provides the Herbicidal compositions for paddy fields in barnyard grass, moleplant seed, broad leaved weedses and nutgrass flatsedge is prevented and kill off
It is one or more in application.
Herbicidal combinations of the present invention, can be prepared into missible oil, aqueous emulsion, aqueous suspension agent, oil by pesticide production technology and suspend
One kind in agent, wettable powder, soluble powder, water dispersible granular or soluble granula.The production work of various application forms
Skill belongs to existing known technology, is not repeating herein.
The insecticides adjuvant used in Herbicidal combinations of the present invention include solvent, emulsifying agent, wetting agent, stabilizer, dispersant,
Thickener, pH adjusting agent, defoamer, antifreezing agent, deionized water, filler etc., are all common in Pesticide formulation various help
Agent, specific composition and consumption can be determined according to recipe requirements through overtesting.
The Herbicidal combinations that the present invention is provided have following effectively effect：
1st, synergistic function is generated between Herbicidal compositions for paddy fields of the present invention, three kinds of active components, is significantly reduced
Dosage, reduces peasant's drug cost, reduces times for spraying, and influence of the reduction agricultural chemicals to ecological environment improves security；
The other present composition also expands herbicidal spectrum, and weeds are not likely to produce resistance.
2nd, the Herbicidal combinations that the present invention is provided are because the mechanism of action is without that can delay the anti-of long-term single use product
Sex chromosome mosaicism, extends the service life of agricultural chemicals, to delaying Weed Resistance development to serve positive effect.
Embodiment
To further understand the present invention, with reference to embodiment, the present invention is described in detail.
Embodiment 1 prepares herbicides for use in paddy
Prepare Herbicidal compositions for paddy fields 1-10.The different monooctyl ester, oxaziclomefones of penoxsuam, fluroxypyr are marked respectively
It is designated as A, B and C.
Herbicidal composition 1-10 is dispersible oil-suspending agent, according to weight/mass percentage composition meter, is made up of following component：
Active component (weight/mass percentage composition is shown in Table 1), dispersing agent NNO (2- naphthalene sulfonic acid formaldehyde polymers sodium salt) 2%, Nongru-700 #3%,
BY-110 (farm chemical emulgent, Jiangsu Hai'an Petrochemical Plant) 8%, TERSPERSE 2500 (Huntsman Corporation of U.S. product)
1%th, aluminium-magnesium silicate 1%, glycerine 3%, quality supplied to 100% using rapeseed oil.Said components are blended, and high speed shear is disperseed
30min, is made corresponding dispersible oil-suspending agent after being sanded with sand mill.
| Herbicide is numbered | Active component | Active component weight/mass percentage composition |
| 1 | A | 2% |
| 2 | B | 14% |
| 3 | C | 5% |
| 4 | A、B | A2%, B14% |
| 5 | A、C | A2%, C5% |
| 6 | B、C | B14%, C5% |
| 7 | A、B、C | A2%, B10%, C3% |
| 8 | A、B、C | A2%, B14%, C2% |
| 9 | A、B、C | A2%, B10%, C4% |
| 10 | A、B、C | A2%, B14%, C5% |
Embodiment 2：Efficiency test of the herbicides for use in paddy of the present invention to weeds
Investigate preventive effects of the herbicides for use in paddy 1-10 to weeds.11 kinds of experiment process (being shown in Table 2) are carried out simultaneously, are each handled
Plot area is 20m2, random district's groups arrangement.2, each herbicide are shown in Table using herbicide species and formulation rate in each processing
Dissolved, uniformly sprayed using sprayer, medication in the 20th day, drains water in field, dispenser after rice growing before dispenser using clear water
24 hours fields of pouring water back, keep water layer 3-4 days afterwards, and each processing semilate rice field water consumption is 600kg/ hectares.Each processing repeats 4
It is secondary.Wherein CK be blank control, any herbicide is not applied, is handled using clear water instead of herbicide, other steps and its
He handles identical.
The herbicide and formulation rate used in each experiment process of table 2
| Test process | Herbicide is numbered | Active component | Active component formulation rate (g/ hectares) |
| 1 | 1 | A | 10 |
| 2 | 2 | B | 70 |
| 3 | 3 | C | 25 |
| 4 | 4 | A、B | A10、B70 |
| 5 | 5 | A、C | A10、C25 |
| 6 | 6 | B、C | B70、C25 |
| 7 | 7 | A、B、C | A10、B50、C15 |
| 8 | 8 | A、B、C | A10、B70、C10 |
| 9 | 9 | A、B、C | A10、B50、C20 |
| 10 | 10 | A、B、C | A10、B70、C25 |
| CK | Nothing | Nothing | Nothing |
Control time and number of times:30 days investigation herbicidal effects after medicine.
Weedy rices:Using the sampling of 5 points of double diagonal line, every is investigated 0.25 square metre, record respectively barnyard grass, moleplant seed,
The remaining strain number of Monochoria vaginalis, nutgrass flatsedge, and aerial part fresh weight is surveyed, calculate strain preventive effect and fresh weight preventive effect.
Drug effect computational methods：Preventive effect (%)=【(CK-PT)/CK】× 100%,
The careless strain number (or fresh weight) of PT- treatment regions remaining,
The careless strain number (or fresh weight) of CK- blank districts work.
Preventive effect (%) of the Herbicidal combinations of the present invention of table 3 to weeds
As seen from the results in Table 3, selection penoxsuam, the different monooctyl ester of fluroxypyr are He in oxaziclomefone after two kinds of compoundings
As active component, to barnyard grass, moleplant seed, Monochoria vaginalis and the preventive effect of nutgrass flatsedge without synergistic effect.But use penoxsuam, chlorine
The different monooctyl ester of fluorine pyrrole fluoroacetic acid He oxaziclomefone compounding as active component after, preventive effect be higher than penoxsuam, fluroxypyr
Different monooctyl ester He oxaziclomefone it is alone or two kinds compounding, reached synergistic effect；Meanwhile, herbicide controlling spectrum is expanded, barnyard grass can be effectively prevented and kill off
The weeds such as grass, moleplant seed, Monochoria vaginalis, nutgrass flatsedge.Especially to the preventive effect of moleplant seed, the herbicide preventive effect that numbering is 7-10 is more than three
Plant single active component herbicide preventive effect sum.
The different Xin Zhi oxaziclomefone suspending agents of the penoxsuam fluroxypyr of embodiment 318%
The present embodiment provides the different Xin Zhi oxaziclomefone suspending agents of 18% penoxsuam fluroxypyr, according to matter
Amount percentage composition is made up of following component：
Component in above-mentioned formula is mixed in proportion, crushed in advance, is ground in sand mill is added, after high shear mixing
Allocate to obtain the different Xin Zhi oxaziclomefone suspending agents of 18% penoxsuam fluroxypyr
The different Xin Zhi oxaziclomefone wettable powders of the penoxsuam fluroxypyr of embodiment 416%
The present embodiment provides the different Xin Zhi oxaziclomefone wettable powders of 16% penoxsuam fluroxypyr, presses
It is made up of according to weight/mass percentage composition following component：
It is well mixed entering after above-mentioned formula in proportion coarse crushing in blender, 16% is being made after air-flow crushing
The different Xin Zhi oxaziclomefone wettable powders of penoxsuam fluroxypyr.
The explanation of above example is only intended to the method and its core concept for helping to understand the present invention, it is noted that right
For those skilled in the art, the present invention is not being departed from away from the premise of, can also be to present invention progress
Some improvement and modification, these are improved and modification is also fallen into the protection domain of the claims in the present invention.
Claims (8)
1. a kind of Herbicidal compositions for paddy fields, active component is penoxsuam, the different monooctyl ester of fluroxypyr He oxaziclomefone,
And the different monooctyl ester of penoxsuam, fluroxypyr is He the mass ratio of oxaziclomefone is 1:（4-8）: (0.5-3).
2. Herbicidal compositions for paddy fields according to claim 1, it is characterised in that penoxsuam, fluroxypyr are different pungent
Zhi is He the mass ratio of oxaziclomefone is 1：(5-7)：(1-2.5).
3. Herbicidal compositions for paddy fields according to claim 1 or claim 2, it is characterised in that the active component is in herbicides for use in paddy
Weight/mass percentage composition in composition is 0.1-90%.
4. Herbicidal compositions for paddy fields according to claim 3, it is characterised in that the active component is in herbicides for use in paddy group
Weight/mass percentage composition in compound is 0.2-60%.
5. Herbicidal compositions for paddy fields according to claim 4, it is characterised in that the active component is in herbicides for use in paddy group
Weight/mass percentage composition in compound is 10-25%.
6. Herbicidal compositions for paddy fields according to claim 5, it is characterised in that the Herbicidal compositions for paddy fields also includes
Acceptable surfactant and carrier in Pesticide Science.
7. Herbicidal compositions for paddy fields according to claim 5, it is characterised in that the formulation of the Herbicidal compositions for paddy fields
For missible oil, aqueous emulsion, aqueous suspension agent, oil-suspending agent, wettable powder, soluble powder, water dispersible granular or soluble granula.
8. Herbicidal compositions for paddy fields described in claim 1 or 2 is in barnyard grass, moleplant seed, broad leaved weedses and nutgrass flatsedge is prevented and kill off
Application in one or more.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710492042.5A CN107027786A (en) | 2017-06-26 | 2017-06-26 | A kind of Herbicidal compositions for paddy fields |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710492042.5A CN107027786A (en) | 2017-06-26 | 2017-06-26 | A kind of Herbicidal compositions for paddy fields |
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| CN201710492042.5A Pending CN107027786A (en) | 2017-06-26 | 2017-06-26 | A kind of Herbicidal compositions for paddy fields |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102686109A (en) * | 2009-10-28 | 2012-09-19 | 陶氏益农公司 | Synergistic herbicidal composition containing fluroxypyr and penoxsulam, halosulfuron-methyl, imazamox or imazethapyr |
| CN103392712A (en) * | 2013-06-30 | 2013-11-20 | 广东中迅农科股份有限公司 | Weeding composition containing oxaziclomefone and penoxsulam |
| CN105028449A (en) * | 2015-08-11 | 2015-11-11 | 广东中迅农科股份有限公司 | Pesticide composition of herbicide of penoxsulam and oxaziclomefone as well as sulfonylurea |
-
2017
- 2017-06-26 CN CN201710492042.5A patent/CN107027786A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102686109A (en) * | 2009-10-28 | 2012-09-19 | 陶氏益农公司 | Synergistic herbicidal composition containing fluroxypyr and penoxsulam, halosulfuron-methyl, imazamox or imazethapyr |
| CN103392712A (en) * | 2013-06-30 | 2013-11-20 | 广东中迅农科股份有限公司 | Weeding composition containing oxaziclomefone and penoxsulam |
| CN105028449A (en) * | 2015-08-11 | 2015-11-11 | 广东中迅农科股份有限公司 | Pesticide composition of herbicide of penoxsulam and oxaziclomefone as well as sulfonylurea |
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Application publication date: 20170811 |