CN106561672B - Herbicidal combinations and its application - Google Patents
Herbicidal combinations and its application Download PDFInfo
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- CN106561672B CN106561672B CN201610754661.2A CN201610754661A CN106561672B CN 106561672 B CN106561672 B CN 106561672B CN 201610754661 A CN201610754661 A CN 201610754661A CN 106561672 B CN106561672 B CN 106561672B
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- China
- Prior art keywords
- herbicidal combinations
- quinmerac
- benazolin
- clopyralid
- weight ratio
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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
- A01N43/72—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
- A01N43/78—1,3-Thiazoles; Hydrogenated 1,3-thiazoles
-
- 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
- A01N43/34—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
- A01N43/42—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 condensed with carbocyclic rings
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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 relates to a kind of Herbicidal combinations and its applications, it is characterised in that using A and B as main active, wherein A is quinmerac, and B is one kind in picloram, clopyralid or benazolin, and the weight ratio of A and B are 400:1‑1:4.Broad leaved weed is prevented and kill off for cauline leaf process after Rapeseed Field seedling, synergistic effect is notable.
Description
Technical field
The invention belongs to agriculture Herbicidal combinations fields, are related to a kind of Herbicidal combinations for Rapeseed Field.
Background technology
Quinmerac (Quinmerac) is called quinmerac, and chemistry is entitled, and (the chloro- 8-Quinoline Carboxylic Acids of 3- methyl -7-, are seedlings
The hormone like herbicide used after preceding or seedling can be absorbed by the root of plant and leaf, then be shifted to the top of plant and base portion.Quinoline
Oxalic acid is the quinoline carboxylic acid herbicide developed by BASF AG, is suitable for cereal crop, rape and beet, prevents and kill off pig calamity
Calamity, Veronica and other weeds, wherein umbellate form section crop are very sensitive to its.
Picloram (Picloram), also known as picloram, CAS registration numbers are：1918-02-1.Structural formula is as follows,
Picloram belongs to hormone like herbicide, can be absorbed by plant leaf blade, root and stem, can be quickly to growing point
Conduction causes lopsided plant top, withered, disleave, necrosis, xylem vessel's blocking discoloration to eventually lead to Plant death.Effect
Mechanism is to inhibit mitochondria system respiration and nucleic acid metabolism.
Clopyralid (Clopyralid), chemistry are entitled：3,6- dichloropyridine -2- carboxylic acids (3,6-dichloro-2-
Pyridinecarboxylicacid), No. CAS is 1702-17-6, and structural formula is as follows：
Clopyralid is a kind of artificial synthesized auxin, its chemical constitution and many natural plant lifes
Long hormone is similar, but has better persistence in the tissue of plant.It mainly by the root of plant and leaf absorb so
It is conducted in plant afterwards, so its conductive performance is stronger.After weeds dispenser, it is inhaled by the blade of plant or root
It receives, is moved up and down in plant and be transmitted to entire plant rapidly.Clopyralid by inhibit cell division and growth,
The weeds in field such as effective Controlling Weeds in Rape Fields, corn, lawn, it is effective to perennial deep root weeds because its conducting power is stronger, it kills
The mechanism of action of grass is the formation for promoting plant nucleic acid, generates excessive ribonucleic acid, causes root growth excessive, stem and leaf life
Long deformity, nutrient consumption, vascular bundle transporting function are obstructed, and cause weeds dead.
Benazolin (benazolin), chemistry are entitled：4- chloro-2-oxos -3 (2H) benzothiazole ethyl ester, belongs to heterocyclic and removes
Careless agent is a kind of hormone-type inner sucting herbicide, and annual broadleaf weed is prevented and kill off suitable for rape, chickweed, ox chickweed, tongue of sparrow grass,
Amaranth, clearvers etc..Mechanism of action is absorbs by blade after cauline leaf process, transporting to entire plant, and sensitive plant growth stops
Stagnant, blade deadlock is green, thickens warp, Newborn Leaves distortion, and shortened internodes are last dead.
Rape is the most important oil crops in China, is the main source of China's edible vegetable oil.China's Rapeseed Field it is miscellaneous
Grass seeds class is more, can be divided mainly into grassy weed, broad leaved weed and sedge weed, and exist because planting from different places
Difference.The main weeds in spring rape producing region have wild oat, lady's-grass, eleusine indica, green green bristlegrass, purslane, lamb's-quarters, Amaranthus retroflexus, Tian Xuan
Flower, volume stem smartweed, Pale persicaria, Ben's knotweed, meadow pine, sowthistle, summer cypress, Armstrong, field thistle etc.；The main weeds in winter rape producing region are seen
Wheat ma, Alopecurus, caput grass, annual bluegrass, Tong grass, ox chickweed, common vetch, Veronica, Hairy Bittercress, Mazus japonicus, Herb of Common Nipplewort,
Clearvers etc..
Currently, Controlling Weeds in Rape Fields field grassy weed major herbicides kind has Acetochlor, alachlor, efficient haloxyfop-methyl
Spirit, efficient fluazifop, Quizalotop-ethyl, sethoxydim etc..Patent CN1830254A and CN1784967A disclose chloropyridine containing ammonia
The Herbicidal combinations of acid and benazolin, clopyralid and benazolin, are handled for Rapeseed Field, and patent CN1810116A is described
A kind of composition of haloxyfop-methyl and benazolin, patent CN1663383A disclose one kind and are removed containing fenoxapropPethyl and grass
The Herbicidal combinations of clever ethyl ester, fenoxapropPethyl and clopyralid are used for the cauline leaf process of rape field weed.
Since herbicide is used for a long time, annual times for spraying and dosage are all gradually increasing, and herbicide selects weeds
Property constantly rises, and drug effect constantly declines.And due to a large amount of generations of Rapeseed Field resistant weed, current herbicide is in prevention oil
There are the lower defects of preventive effect when field of vegetables resistant weed.Herbicide used in rape field is with haloxyfop-r-methyl, Quizalotop-ethyl, benazolin
For representative kind, long-term single use makes Rapeseed Field common weed sensibility significantly reduce, crop smothering problem getting worse.Mesh
Preceding quinmerac not yet is used for the report of rape with the complex weedicide of picloram, clopyralid or benazolin.
Invention content
The purpose of the present invention is to provide the low Herbicidal combinations of drug cost, have to the broad leaved weed of Rapeseed Field preferable
Control effect, can be used for cauline leaf process after Rapeseed Field seedling, prevent and kill off broad leaved weed.
The technical solution adopted in the present invention is：
A kind of Herbicidal combinations, it is characterised in that using A and B as main active, wherein A is quinmerac, and B is ammonia chlorine pyrrole
The weight ratio of one kind in pyridine acid, clopyralid or benazolin, A and B are 400:1-1:4, preferably 100:1-1:4, into one
Step preferably 50:1-1:4；The conven-tional adjuvants allowed on Herbicidal combinations and pesticidal preparations are configured to allow on pesticide any one
Kind dosage form；The dosage form includes missible oil, water dispersible granules, wettable powder, oil-suspending agent, microemulsion, pulvis, ultra-low volume liquid
Agent etc.；The content of active ingredient in the formulation is 1-85%, preferably 30-75% in the composition.
The Herbicidal combinations of the present invention, can be used for cauline leaf process after Rapeseed Field seedling, prevent and kill off broad leaved weed.
The preparation formulation that Herbicidal combinations of the present invention can be prepared according to the method well known to those skilled in the art of the present technique,
Including water dispersible granules, wettable powder, wet seed dressing, missible oil, suspending agent, oil suspending agent, suspension emulsion, suspension seed-coating agent, water and milk
Known auxiliary agent, such as emulsifier, wetting can be added when preparing above-mentioned preparation in agent, microemulsion etc. wherein as needed
Dispersant, suspending agent, disintegrant, binder, antifreezing agent, thickener, stabilizer, antifoaming agent etc..
The present invention Herbicidal combinations the advantages of be：Synergistic effect is notable, and cauline leaf process is anti-after can be used for Rapeseed Field seedling
Except broad leaved weed, use cost is reduced, delays the resistance of weeds.
Specific implementation mode
With reference to embodiment to further instruction of the present invention, the percentage in embodiment is weight ratio, but this hair
It is bright to be not limited thereto.
1, example of formulations.Percentage in embodiment is weight ratio, and the processing technology of dosage form is the prior art, root
It can be varied from according to different situations.
Suspending agents of the embodiment A 40.1% containing quinmerac
Embodiment B, 36% wettable powder containing quinmerac
| Ingredient | Embodiment 4 | Embodiment 5 | Embodiment 6 |
| Quinmerac | 30 | 30 | 30 |
| Picloram | 6 | — | — |
| Clopyralid | — | 6 | — |
| Benazolin | 6 | ||
| Fatty alcohol polyoxyethylene ether | 11 | 11 | 11 |
| Calcium lignosulfonate | 10 | 11 | 8 |
| Lauryl sodium sulfate | 5 | 4 | 3 |
| White carbon | 1 | 1 | 1 |
| Xanthans | 1 | 1 | 1 |
| Propylene glycol | 1 | 1 | 1 |
| Kaolin | Supply 100 | Supply 100 | Supply 100 |
Embodiment C, 40% water dispersible granules containing quinmerac
Embodiment D, 25% aqueous emulsion containing quinmerac
| Ingredient | Embodiment 10 | Embodiment 11 | Embodiment 12 |
| Quinmerac | 20 | 20 | 20 |
| Picloram | 5 | — | — |
| Clopyralid | — | 5 | — |
| Benazolin | 5 | ||
| Di-2-ethylhexylphosphine oxide bitter edible plant sodium sulfonate | 9 | 10 | 12 |
| Alkyl phenol polyoxyethylene ether | 8 | 7 | 9 |
| Lauryl sodium sulfate | 6 | 6 | 5 |
| Xanthans | 0.5 | 0.5 | 0.5 |
| Propylene glycol | 0.5 | 0.5 | 0.5 |
| Water | Supply 100 | Supply 100 | Supply 100 |
Embodiment E, 25% missible oil containing quinmerac
2, toxicity measures
To further appreciate that synergy of the mixture to weeds of the application, the present inventor is to quinmerac and ammonia chloropyridine
The mixture of acid, clopyralid and benazolin has carried out cauline leaf process synergy toxicity measurement.
Test material：Clearvers.
Test method：A certain amount of weeding active ingredient active compound is weighed, fully after dissolving, is configured to single dose mother liquor respectively,
According to mixture purpose, series proportioning, 5~7 concentration gradients of each proportioning setting are set.There is generation according to the selection of single dose herbicidal spectrum
The susceptible weeds seed of table, culture are spare to 3 leaf, 1 heart.After the weeds cauline leaf process of selection number, it is placed on illumination box
Middle incubated at room temperature 20 days calculates control effect (fresh weight preventive effect or strain preventive effect), then calculates ED with least square method50(95% sets
Letter limit), then calculate co-toxicity coefficient (CTC) with Sun Yunpei's Method.Co-toxicity coefficient (CTC) >=120 shows as synergistic effect；Co-toxicity coefficient
(CTC)≤80 antagonism is shown as；80 ＜ co-toxicity coefficients (CTC) ＜ 120 show as summation action.Test result is shown in Table 1-3.
Synergy measurement result of the 1 different ratio quinmerac picloram of table to clearvers
Synergy measurement result of the 2 different ratio quinmerac clopyralid of table to clearvers
Synergy measurement result of the 3 different ratio quinmerac benazolin of table to clearvers
The combination of quinmerac and picloram, clopyralid, benazolin it can be seen from the measurement result of table 1-3
400:1-1:Apparent synergy is all had between 4 ratio.1:, co-toxicity coefficient best to the synergistic effect of clearvers when 1
Respectively：185.14,144.96 and 185.42.
3, field control effectiveness test
Reagent agent：Herbicidal combinations in embodiment 1-15.
Comparison medicament：Comparison medicament：50% quinmerac wettable powder (comparison medicament 1), 24% picloram aqua
(comparison medicament 2), 30% clopyralid aqua (comparison medicament 3), 50% benazolin suspending agent (comparison medicament 4).
Prevent crop：Rape.
Control object：Clearvers, chickweed, tongue of sparrow grass, Veronica.
Test method：It tests in being carried out in Rapeseed Field, each group handles 3 repetitions, and processing area is about 20m2, according to
The area of experimental plot, the good various medicaments of precise, cauline leaf process after seedling.30d weeds death conditions after statistics administration, compare
The activity of weeding of various medicaments.It the results are shown in Table 4.
30d herbicidal effects after composition medicine of the table 4 containing quinmerac
Field experiment the result shows that, quinmerac and picloram, clopyralid, benazolin compounding to Rapeseed Field
The preventive effect of the broad leaved weeds such as clearvers, chickweed, tongue of sparrow grass, Veronica is preferable, and compared with single dose, activity of weeding has larger
It improves, synergistic effect is apparent.It is estimated according to field, within the range of experimental dose, plant growth is normal, has no that plant generates poisoning
And abnormal phenomenon, to rape safety.Illustrate, after quinmerac and picloram, clopyralid, benazolin compounding, Ke Yiyou
Gesture is complementary, expands herbicide controlling spectrum, reduces each plant demand, reduces use cost.
The preferred embodiment of the present invention has been described above in detail, still, during present invention is not limited to the embodiments described above
Detail can carry out a variety of simple variants to technical scheme of the present invention within the scope of the technical concept of the present invention, this
A little simple variants all belong to the scope of protection of the present invention.
Claims (8)
1. a kind of Herbicidal combinations for Rapeseed Field, it is characterised in that using A and B as active constituent, wherein A is quinmerac, and B is
The weight ratio of one kind in picloram, clopyralid or benazolin, A and B are 400:1-1:4.
2. Herbicidal combinations according to claim 1, it is characterised in that the weight ratio of A and B is 100:1-1:4.
3. Herbicidal combinations according to claim 1, it is characterised in that the weight ratio of A and B is 50:1-1:4.
4. according to any Herbicidal combinations of claim 1-3, it is characterised in that the content of active ingredient is 10-85%.
5. according to any Herbicidal combinations of claim 1-3, it is characterised in that the content of active ingredient is 30-75%.
6. according to any Herbicidal combinations of claim 1-3, it is characterised in that permit on compound herbicide and pesticidal preparations
Perhaps conven-tional adjuvants are configured to any one dosage form allowed on pesticide.
7. according to any Herbicidal combinations of claim 6, it is characterised in that the dosage form of the herbicide is water-dispersible grain
Agent, wettable powder, missible oil, oil suspending agent, aqueous emulsion, microemulsion.
8. any Herbicidal combinations of claim 1-7 prevent and kill off broad leaved weed for cauline leaf process after Rapeseed Field seedling.
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| CN201610754661.2A CN106561672B (en) | 2016-08-29 | 2016-08-29 | Herbicidal combinations and its application |
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| CN106561672B true CN106561672B (en) | 2018-09-28 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020126583A1 (en) * | 2018-12-18 | 2020-06-25 | Basf Agrochemical Products B.V. | Herbicidal combinations |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4715889A (en) * | 1982-09-07 | 1987-12-29 | Basf Aktiengesellschaft | Quinoline derivatives and their use for controlling undesirable plant growth |
| CN104068024A (en) * | 2014-06-26 | 2014-10-01 | 北京颖泰嘉和生物科技有限公司 | Herbicide composition and application thereof |
| CN107751214A (en) * | 2016-08-17 | 2018-03-06 | 四川利尔作物科学有限公司 | Herbicidal combinations and its application |
-
2016
- 2016-08-29 CN CN201610754661.2A patent/CN106561672B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4715889A (en) * | 1982-09-07 | 1987-12-29 | Basf Aktiengesellschaft | Quinoline derivatives and their use for controlling undesirable plant growth |
| CN104068024A (en) * | 2014-06-26 | 2014-10-01 | 北京颖泰嘉和生物科技有限公司 | Herbicide composition and application thereof |
| CN107751214A (en) * | 2016-08-17 | 2018-03-06 | 四川利尔作物科学有限公司 | Herbicidal combinations and its application |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020126583A1 (en) * | 2018-12-18 | 2020-06-25 | Basf Agrochemical Products B.V. | Herbicidal combinations |
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| CN106561672A (en) | 2017-04-19 |
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