CN104686531B - Composition pesticide containing dichloro quinolinic acid, clethodim and benazolin and its application - Google Patents
Composition pesticide containing dichloro quinolinic acid, clethodim and benazolin and its application Download PDFInfo
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- CN104686531B CN104686531B CN201510078870.5A CN201510078870A CN104686531B CN 104686531 B CN104686531 B CN 104686531B CN 201510078870 A CN201510078870 A CN 201510078870A CN 104686531 B CN104686531 B CN 104686531B
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Abstract
The invention discloses a kind of composition pesticide containing dichloro quinolinic acid, clethodim and benazolin and its application, the active component of the composition pesticide is dichloro quinolinic acid, clethodim and benazolin, and the weight ratio of dichloro quinolinic acid, clethodim and benazolin is (1～150): (0.5～30): (1～100).The composition pesticide shows obvious potentiation in the range of said ratio, and prevention effect is significantly improved than single dose, reduces using dosage, times for spraying and the drug cost of pesticide, reduces adverse effect of the pesticide to ecological environment.The composition pesticide can effectively prevent and kill off winter rape field, spring rape field broad leaved weed and grassy weed, especially the peculiar effect of the weeds such as antagonism Herba Galii Teneri, Alopecurus, can extend the service life of medicament, the comprehensive control important in inhibiting to Weed Resistance.
Description
Technical field
The invention belongs to technical field of pesticide, and in particular to it is a kind of for Controlling Weeds in Rape Fields field weed containing dichloro quinolinic acid,
The composition pesticide of clethodim and benazolin.
Background technology
Brassica campestris L is occupied in China first of five big oil crop, and its production history is long, is important edible oil and albumen feedstuff
Source.Weed infestation is the key factor for restricting crop yield, and chemical control is the leading measure of farmland weed prevention and control.Mesh
Before, herbicide used in rape field with haloxyfop-r-methyl, Quizalotop-ethyl, benazolin as representative kind, it is long-term it is single use so that
Rapeseed Field common weed sensitivity is significantly reduced, and crop smothering problem is increasingly serious.Especially the Japan of anti-haloxyfop-r-methyl sees
The resistant weeds such as wheat ma, amur foxtail, annual bluegrass, Beckmannia syzigachne (Steud.) Fernald [B.erucaeformis (L.)Host var. uniflora Sckibn. Ex A.Grag, the Herba Galii Teneri of anti-sulfonylurea herbicide, Herba Capsellae, Herba stellariae mediae spread rapidly,
Lack herbicide kind efficiently, safe.Therefore, exploratory development Rapeseed Field effectively prevents and kill off grass family, broad leaved weedses, especially
The safe efficient herbicide of antagonism weeds specially good effect is particularly important.
The chemical name of dichloro quinolinic acid is 3,7- dichloroquinoline -8- carboxylic acids, belongs to quinoline carboxylic acid herbicide, can pass through
Weeds root and leaf absorb, the neutron absorption that can be also germinateed, and conduct in plant body, weeds poisoning symptom and auxin material
Effect symptom it is similar, i.e., with hormone like herbicide the characteristics of.
The chemical name of clethodim is (±) -2- [(E) -3- chloroallyloxyaminos imino group] propyl group -5- [2- (ethylmercapto group) third
Base] -3- hydroxyls ring -2- ketenes, belong to cyclohexenone analog herbicide, after cauline leaf process, Jing leaves absorb rapidly, are transmitted to mitogenetic
Tissue, suppresses the biosynthesiss of branched chain fatty acid and flavone compound in sensitive plant and works so as to cell division
Destroyed, suppress the activity of plant meristem, delay plant strain growth.
The chemical name of benazolin is 4- chloro-2-oxos -3 (2H) benzothiazole ethyl ester, belongs to heterocycle herbicide, is one
Hormone-type inner sucting herbicide is planted, is absorbed by blade after cauline leaf process, transporting to whole plant, sensitive plant growth retardation,
Blade deadlock is green, thicken warp, Newborn Leaves distortion, and shortened internodes are last dead, to crop safeties such as Brassica campestris L, wheat and barley, Herba Medicaginiss.
The content of the invention
An object of the present invention be for Weed Resistance in prior art spread rapid, single use prevention effect compared with
A kind of poor problem, there is provided composition pesticide containing dichloro quinolinic acid, clethodim and benazolin.
It is a further object of the present invention to provide the above-mentioned composition pesticide containing dichloro quinolinic acid, clethodim and benazolin should
With.
The technical scheme for realizing one of the object of the invention is：A kind of pesticide containing dichloro quinolinic acid, clethodim and benazolin
Compositionss, its active component be dichloro quinolinic acid, clethodim and benazolin, the weight of dichloro quinolinic acid, clethodim and benazolin
Than for (1～150): (0.5～30): (1～100), preferably 5: 5: 15,10: 5: 17,10: 7: 16,15: 5: 18,15: 6: 20,
20: 5: 18,20: 6: 20 or 20: 7: 19.
The dosage form of the composition pesticide is acceptable any one dosage form on pesticide, including wettable powder, moisture
Shot agent, suspending agent, microemulsion, oil preparation, suspension emulsion, cream, aqueous emulsion or oil-suspending agent, preferably wettable powder, water
Dispersible granule, suspending agent or oil-suspending agent.The preparation technology of various dosage forms is existing known technology.
The active component accounts for the 1%～90% of composition pesticide gross weight, and preferably 25%～75%, remaining is adjuvant.
The adjuvant selected from wetting agent, dispersant, stabilizer, spreader-sticker, preservative, penetrating agent, antifreezing agent, defoamer,
Thickening agent, disintegrating agent, solvent, filler etc..
The wetting agent is dodecylbenzene sodium sulfonate, calcium dodecyl benzene sulfonate, sodium lauryl sulphate, alkylnaphthalene sulphur
Hydrochlorate, alkyl phenol formaldehyde resin polyoxyethylene ether, aliphatic alcohol sulfate, phenethyl phenol polyoxyethylene ether, polyoxyethylene nonyl phenyl second
One or more in alkene ether.
The dispersant is lignosulfonates, alkylbenzenesulfonate, alkylphenol polyoxyethylene, Nonyl pheno
One or more in ether, alkyl ethyl sulfonate, alkylnaphthalene sulfonate formaldehyde condensation products, polycarboxylate.
The stabilizer is epoxidized vegetable oil, such as one or more in epoxy soybean oil, epoxidized linseed oil；The exhibition
Agent for one or more in polyvinyl alcohol, alkyl diphenyl ether disulphonic acid sodium, poly- trisiloxanes, triethanolamine oleate；It is described
Thickening agent be organobentonite, xanthan gum, arabic gum, polyvinyl alcohol, Magnesiumaluminumsilicate, the one kind in sodium carboxymethyl cellulose or
It is several；The disintegrating agent is carbamide, ammonium sulfate, starch, one or more in starch derivatives.
The solvent be water, methyl oleate, soybean oil, white oil, Oleum Terebinthinae, the one kind in methyl naphthalene higher aliphatic hydrocarbon ils or
It is several；Described filler is white carbon, corn starch, Kaolin, kieselguhr, one or more in sodium sulfate.
The technical scheme for realizing another object of the present invention is：The above-mentioned pesticide containing dichloro quinolinic acid, clethodim and benazolin
Application of the compositionss in winter rape field, spring rape field weeds is prevented and kill off.
When specifically preventing and kill off, use in the weeds 2-3 leaf phases.
Using method is usually nebulization, it is also possible to as needed using the additive method agriculturally applied.
The good effect that the present invention has：(1) composition pesticide of the invention is shown in certain ratio range substantially
Potentiation, prevention effect is significantly improved than single dose, reduce using dosage, times for spraying and the medication of pesticide into
This, reduces adverse effect of the pesticide to ecological environment.(2) composition pesticide of the invention expands herbicidal spectrum, a drug
Various weed problems can be solved, defect and limitation when single dose is used is compensate for.(3) composition pesticide of the invention can have
Effect prevents and kill off winter rape field, spring rape field broad leaved weed and grassy weed, the especially weeds such as antagonism Herba Galii Teneri, Alopecurus
Peculiar effect, can extend the service life of medicament, the comprehensive control important in inhibiting to Weed Resistance.(4) agriculture of the invention
Drug composition drug effect plays rapid, and the lasting period is long, and use cost is low, easy to use, time saving and energy saving, and its popularization and application has huge
Economic benefit and social benefit.
Specific embodiment
With reference to specific embodiment, the present invention is further illustrated.Described below is only that the present invention is preferably implemented
Example, is used only for the description present invention, it is impossible to be interpreted as limiting the scope of the present invention.It should be pointed out that all in the present invention
Spirit and principle within any modification, equivalent and the improvement made etc., should be included in protection scope of the present invention it
It is interior.
In following examples, unless otherwise indicated, all percentage ratios are weight percentage.
(embodiment 1)
25% dichloro quinolinic acid clethodim benazolin oil-suspending agent：Dichloro quinolinic acid 10%, clethodim 7.5%, grass
Except spirit 7.5%, phenethyl phenol polyoxyethylene ether 5%, sodium lignin sulfonate 8%, epoxy soybean oil 5%, organobentonite
5%, methyl oleate supplies 100%.
After dichloro quinolinic acid is mixed with solvent, then unclassified stores (except organobentonite) is added to into reactor together
In mixer, stir, material is injected in multistage sand mill and is ground, the fineness of materials 98% after grinding is by after 1～5 μm
Discharging, material are being put in high-shear emulsifying kettle together with the organobentonite for having dissolved in advance, and 25% is can be made into after emulsifying
Dichloro quinolinic acid clethodim benazolin oil-suspending agent.
(embodiment 2)
45% dichloro quinolinic acid clethodim benazolin suspending agent：Dichloro quinolinic acid 15%, clethodim 15%, benazolin
15%, phenethyl phenol polyoxyethylene ether 5%, sodium lignin sulfonate 8%, ethylene glycol 5%, aluminium-magnesium silicate 2%, defoamer
0.5%, preservative 0.1%, xanthan gum 0.1%, water supplies 100%.
After dichloro quinolinic acid is mixed with water, then unclassified stores (except xanthan gum) is added to into reactor mixer together
In, stirring, material is injected in multistage sand mill and is ground, the fineness of materials 98% after grinding discharges after passing through 1～5 μm,
Material is being put in high-shear emulsifying kettle together with the xanthan gum for having dissolved in advance, and 45% dichloroquinoline is can be made into after emulsifying
Sour clethodim benazolin suspending agent.
(embodiment 3)
60% dichloro quinolinic acid clethodim benazolin wettable powder：Dichloro quinolinic acid 20%, clethodim 20%, grass
Except spirit 20%, sodium lauryl sulphate 2%, sodium butylnaphthalenesulfonate 3%, calcium lignosulfonate 5%, white carbon 5%, Kaolin are mended
Foot 100%.
After dichloro quinolinic acid is mixed with filling adsorption, mix homogeneously during cone-type mixer is added together with other materials,
Crush by jet mill, the Jing cone-type mixers mixing again of the material after crushing, mixed fineness of materials 98% pass through 325
Mesh standard sieve is obtained 60% dichloro quinolinic acid clethodim benazolin wettable powder.
(embodiment 4)
65% dichloro quinolinic acid clethodim benazolin water dispersible granules：Dichloro quinolinic acid 15%, clethodim 25%, grass
Except spirit 25%, sodium lauryl sulphate 4%, polycarboxylate 5%, carbamide 10%, Kaolin supplies 100%.
After dichloro quinolinic acid is mixed with filling adsorption, mix homogeneously during cone-type mixer is added together with other materials,
Crush by jet mill, the Jing cone-type mixers mixing again of the material after crushing, mixed fineness of materials 98% pass through 325
Mesh standard sieve, is kneaded into plasticity material in adding kneader, this material is put into extruder grain in Squeezinggranulator finally, is made
After grain, Jing is dried, screening is obtained 65% dichloro quinolinic acid clethodim benazolin water dispersible granules.
(embodiment 5)
75% dichloro quinolinic acid clethodim benazolin oil-suspending agent：Dichloro quinolinic acid 17%, clethodim 27.5%, grass
Except spirit 30.5%, phenethyl phenol polyoxyethylene ether 5%, sodium lignin sulfonate 8%, epoxy soybean oil 5%, organobentonite
5%, methyl oleate supplies 100%.
Preparation method is with embodiment 1.
(embodiment 6)
55% dichloro quinolinic acid clethodim benazolin suspending agent：Dichloro quinolinic acid 20%, clethodim 15%, benazolin
20%, phenethyl phenol polyoxyethylene ether 5%, sodium lignin sulfonate 8%, ethylene glycol 5%, aluminium-magnesium silicate 2%, defoamer
0.5%, preservative 0.1%, xanthan gum 0.1%, water supplies 100%.
Preparation method is with embodiment 2.
(embodiment 7)
75% dichloro quinolinic acid clethodim benazolin wettable powder：Dichloro quinolinic acid 25%, clethodim 35%, grass
Except spirit 15%, sodium lauryl sulphate 2%, sodium butylnaphthalenesulfonate 3%, calcium lignosulfonate 5%, white carbon 5%, Kaolin are mended
Foot 100%.
Preparation method is with embodiment 3.
(embodiment 8)
75% dichloro quinolinic acid clethodim benazolin water dispersible granules：Dichloro quinolinic acid 20%, clethodim 40%, grass
Except spirit 15%, sodium lauryl sulphate 4%, polycarboxylate 5%, carbamide 10%, Kaolin supplies 100%.
Preparation method is with embodiment 4.
(test example 1)
This test example is the synergy of dichloro quinolinic acid, clethodim and benazolin mixture to weeds.
Test material：Herba Galii Teneri, Alopecurus.In May, 2013 is picked up from the experimental plot of Jiangsu Province Agriculture Science Institute, after adopting
Natural air drying under room temperature condition, loads paper bag, is placed in 4 DEG C of ± 0.5 DEG C of Refrigerator stores.
Test apparatuses：PWT-510 type spray towers, prunus mume (sieb.) sieb.et zucc. Teller AB135-S electronic balances, volumetric flask, triangular flask, beaker, amount
Cylinder, polypots, pipet, chi, shears etc..
Test method：A certain amount of dichloro quinolinic acid, clethodim and benazolin active compound are first weighed, adds methanol fully to dissolve
Diluted with 0.1% Tween 80 aqueous solution afterwards, be configured to single dose mother solution, serial proportioning, each proportioning are arranged according to mixture purpose
It is stand-by that 5-7 Concentraton gradient is set.Polypots (15cm × 11cm × 7cm) is filled into air-dried fine earth, with the infiltrating irrigation of polypots bottom
Mode, makes soil moisten completely.Soil is Hepar Equi soil, and pH is 6.7, the content of organic matter 1.6%, is air-dried standby after sieving.Each
Polypots is broadcast Herba Galii Teneri 25, Alopecurus 25 respectively and broadcasts rear fine earth covering, thickness about 0.2cm.Sunlight indoor cultivation
To the weeds 2-3 leaf phases, stem and leaf spraying treatment is watered 30kg/667m2.PWT-510 type spray towers quantification spraying (precision spraying face
Product is 0.2m2, spraying liquid 10mL, spray value are 500L/hm2, atomisation pressure is 0.5kpa).Treat after spray that medicinal liquid is certainly on plastic bowl
After so air-drying, it is placed in heliogreenhouse and cultivates, keeps the skin wet holding ground moistening daily.
The growing state of routine observation Herba Galii Teneri and Alopecurus seedling after medicine.30 days investigation Herba Galii Teneri and Japan after medicine
Amur foxtail overground part fresh weight, calculates preventive effect of the fresh weight inhibition i.e. to target weeds.Obtained using DPS data handling systems
The virulence regression equation of dichloro quinolinic acid, clethodim and benazolin single dose and 16 Ternary agent, calculates ED50Value and 95%
Confidence limit.Co-toxicity coefficient is calculated with the abundant methods of Sun Yun.Co-toxicity coefficient is expressed as potentiation more than 120, is expressed as antagonism less than 80
Effect, is expressed as summation action between 80～120.
Result of the test：Medicine post processing is observed for 20 days, and dichloro quinolinic acid, clethodim and benazolin press (1～150): (0.5～
30): after the administration of (1～100) ratio mixture, Herba Galii Teneri and Alopecurus partial blade turn to be yellow to withered, to Herba Galii Teneri and Japan
The inhibitory action of amur foxtail rises with the increase of drug concentration, to the living with very high biology of Herba Galii Teneri and Alopecurus
Property.
30 days after medicine, dichloro quinolinic acid, the 16 Ternary combinations of clethodim and benazolin have to the fresh weight of Herba Galii Teneri
Obvious inhibitory action, co-toxicity coefficient are all higher than 120, show as potentiation (being shown in Table 1).
Table 1
30 days after medicine, the fresh weight of dichloro quinolinic acid, the 16 Ternary combinations of clethodim and benazolin to Alopecurus
Also there is obvious inhibitory action, co-toxicity coefficient is all higher than 120, shows as potentiation (being shown in Table 2).
Table 2
(test example 2)
This test example is field control effectiveness test.
Reagent agent：25% dichloro quinolinic acid clethodim benazolin oil-suspending agent of embodiment 1, embodiment 2
60% dichloro quinolinic acid clethodim benazolin of 45% dichloro quinolinic acid clethodim benazolin suspending agent, embodiment 3
65% dichloro quinolinic acid clethodim benazolin water dispersible granules of wettable powder and embodiment 4.
Comparison medicament：50% dichloro quinolinic acid wettable powder (commercial), 24% clethodim EC (commercial), 50% grass are removed
The control of clever suspending agent (commercial), artificial weeding and clear water.
Using method：Using nebulization.
Spraying time：The Rapeseed Field of on November 3rd, 2014 (Qin's oil 7), in 3 leaf phase dispenser of weeds.
Respondent and method：Herba Galii Teneri, Alopecurus, after medicine 20 days investigation weeds fresh weight and Brassica campestris L fresh weight and
Plant height, result of the test are shown in Table 3 and table 4 respectively.
Table 3
As can be seen from Table 3：The composition pesticide of the present invention has significantly effect to Rapeseed Field Herba Galii Teneri, Alopecurus
Really, preventive effect is higher than single dose preventive effect.
Table 4
As can be seen from Table 4：The composition pesticide of the present invention is higher to Brassica campestris L seedling safety.
(test example 3)
With reference to the method for test example 2,75% dichloro quinolinic acid clethodim benazolin oil-suspending agent to embodiment 5,
55% dichloro quinolinic acid clethodim benazolin suspending agent of embodiment 6, the 75% dichloro quinolinic acid alkene grass of embodiment 7
75% dichloro quinolinic acid clethodim benazolin water dispersible granules of ketone benazolin wettable powder and embodiment 8 carry out field
Between the test of pesticide effectiveness, it was demonstrated that：Each mixed herbicide has obvious potentiation, all has significant preventive effect to rape field weed,
Effect is significant is used better than single dose, and the lasting period is long.
Claims (8)
1. a kind of composition pesticide containing dichloro quinolinic acid, clethodim and benazolin, it is characterised in that：Its active component is dichloro
Quinolinic acid, clethodim and benazolin, the weight ratio of dichloro quinolinic acid, clethodim and benazolin is（1～150）∶（0.5～30）∶
（1～100）.
2. the composition pesticide containing dichloro quinolinic acid, clethodim and benazolin according to claim 1, it is characterised in that：
The weight ratio of the dichloro quinolinic acid, clethodim and benazolin is 5: 5: 15,10: 5: 17,10: 7: 16,15: 5: 18,15: 6:
20th, 20: 5: 18,20: 6: 20 or 20: 7: 19.
3. the composition pesticide containing dichloro quinolinic acid, clethodim and benazolin according to claim 1 and 2, its feature exist
In：The dosage form of the composition pesticide is wettable powder, water dispersible granules, suspending agent, microemulsion, oil preparation, suspension emulsion, cream
Or aqueous emulsion；The suspending agent is aqueous suspension agent or oil-suspending agent.
4. the composition pesticide containing dichloro quinolinic acid, clethodim and benazolin according to claim 3, it is characterised in that：
The dosage form of the composition pesticide is wettable powder, water dispersible granules or suspending agent；The suspending agent be aqueous suspension agent or
Person's oil-suspending agent.
5. the composition pesticide containing dichloro quinolinic acid, clethodim and benazolin according to claim 1 and 2, its feature exist
In：The active component accounts for the 1%～90% of composition pesticide gross weight.
6. the composition pesticide containing dichloro quinolinic acid, clethodim and benazolin according to claim 5, it is characterised in that：
The active component accounts for the 25%～75% of composition pesticide gross weight.
7. the composition pesticide containing dichloro quinolinic acid, clethodim and benazolin described in claim 1 or 2 is preventing and kill off winter rape
Application in field, spring rape field weeds.
8. application according to claim 7, it is characterised in that：When winter rape field, spring rape field weeds is prevented and kill off, in weeds
The 2-3 leaf phases use.
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6103664A (en) * | 1995-09-20 | 2000-08-15 | Basf Aktiengesellschaft | Synergistic herbicidal mixtures containing cyclohexenone oxime ethers |
| WO2001010210A2 (en) * | 1999-08-11 | 2001-02-15 | Monsanto Technology Llc | Microemulsion coformulation of a graminicide and a water-soluble herbicide |
| CN101874495A (en) * | 2010-04-21 | 2010-11-03 | 尹小根 | Herbicidal composition containing quinclorac and benazolin |
| CN102845434A (en) * | 2011-06-29 | 2013-01-02 | 南通丰田化工有限公司 | Composite emulsifiable concentrate of clethodim and benazolin ethyl and its preparation method |
-
2015
- 2015-02-13 CN CN201510078870.5A patent/CN104686531B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6103664A (en) * | 1995-09-20 | 2000-08-15 | Basf Aktiengesellschaft | Synergistic herbicidal mixtures containing cyclohexenone oxime ethers |
| WO2001010210A2 (en) * | 1999-08-11 | 2001-02-15 | Monsanto Technology Llc | Microemulsion coformulation of a graminicide and a water-soluble herbicide |
| CN101874495A (en) * | 2010-04-21 | 2010-11-03 | 尹小根 | Herbicidal composition containing quinclorac and benazolin |
| CN102845434A (en) * | 2011-06-29 | 2013-01-02 | 南通丰田化工有限公司 | Composite emulsifiable concentrate of clethodim and benazolin ethyl and its preparation method |
Non-Patent Citations (1)
| Title |
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| 16%草除灵·二氯吡啶酸·烯草酮SC防除移栽油菜田杂草的效果;刘祥英等;《杂草科学》;20110131(第01期);63-65 * |
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