CN109717189A - One kind containing tembotrions and dinitroaniline Synergistic herbicide compositions - Google Patents

One kind containing tembotrions and dinitroaniline Synergistic herbicide compositions Download PDF

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Publication number
CN109717189A
CN109717189A CN201910009199.7A CN201910009199A CN109717189A CN 109717189 A CN109717189 A CN 109717189A CN 201910009199 A CN201910009199 A CN 201910009199A CN 109717189 A CN109717189 A CN 109717189A
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China
Prior art keywords
tembotrions
dinitroanilines
herbicide compositions
synergistic herbicide
active component
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Pending
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CN201910009199.7A
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Chinese (zh)
Inventor
杨夫伟
王强
薛冬
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SHANDONG GREENDER BIO-TECHNOLOGY Co Ltd
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SHANDONG GREENDER BIO-TECHNOLOGY Co Ltd
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Priority to CN201910009199.7A priority Critical patent/CN109717189A/en
Publication of CN109717189A publication Critical patent/CN109717189A/en
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Abstract

The present invention relates to technical field of pesticide, in particular to a kind of Synergistic herbicide compositions containing tembotrions and dinitroanilines comprising herbicidal active component A and active constituent B, wherein active components A is compound tembotrions;Active constituent B is one or more of dinitroanilines trefanocide, butralin, pendimethalin.The present invention has extensive degrass spectrum, can prevent and treat gramineae weed, broadleaf weeds and nutgrass flatsedge;Good synergistic effect can be played, compared with single use preparation, there is apparent synergistic effect.

Description

One kind containing tembotrions and dinitroaniline Synergistic herbicide compositions
Technical field
The present invention relates to technical field of pesticide, and in particular to one kind contains tembotrions and dinitroaniline Synergistic herbicidal agents group Close object.
Background technique
It is different in order to reach ideal control effect as weeds in field drug resistance is continuously increased and resistance evolution problem The herbicide of the mechanism of action is rationally used with or is compounded, and is one of the effective ways for reducing resistance occurrence and development.
Tembotrions (tembotrione) are one of three ketones herbicides, belong to HPPD inhibitor class herbicide, tembotrions Activity of weeding showed by 4- medical midbodies of para (ortho)-hydroxybenzoic acetone acid esters dual oxide enzyme (HPPD) inhibitor, after HPPD is suppressed, Tyrosine accumulation and plastoquinone lack in weeds separate living tissue, and after 3-5 days, yellow symptom occur in weeds, finally spread to whole strain, Weeds albefaction is dead.Tembotrions mainly prevent and kill off annual setaria and wild multitude belongs to weeds, can also effectively prevent and kill off Cirsium, japanese bearbind A variety of weeds such as category, Veronica, smallflower galinsoga herb category, honor fiber crops category, yellow chamomile and Bedstraw.Main processing ways are that cauline leaf is spraying Processing.
Dinitroaniline herbicide, belongs to microtubules inhibitor, and weeds pass through the young shoot sprouted and absorb medicament With tubulin binding, inhibit the mitosis of weeds cell, to cause weeds dead, broad weed-killing spectrum can be prevented and treated annual Gramineae weed and part annual broadleaf weed.The kind of representative has trefanocide (trifuralin), butralin (Amex820 Butralin), pendimethalin (pendimethalin).The disadvantage is that it is only effective to the young shoot of weeds and secondary root, to unearthed Weeds it is poor.Closing or soil treatment before seedling sowing before main processing mode bud.
Technical solution
It include tembotrions and dinitroaniline the present invention provides one kind to solve the problems, such as that above-mentioned resistance increasingly increases The Synergistic herbicide compositions of object are closed, the composition can effectively kill unearthed weeds and play closing soil activation inhibition Weed growth has the characteristics that synergistic effect is obvious, formulation rate is few, highly-safe.
This patent uses following technical scheme: a kind of to combine containing tembotrions with the Herbicidal synergistic of dinitroanilines Object comprising the effective active components A of weeding and active constituent B, wherein active components A is compound tembotrions;Active constituent B For the combination of one or more of dinitroanilines trefanocide, butralin, pendimethalin;The active component A with The weight ratio that the weight proportion of active component B is preferred A and B is 1-50:1-100;The active component A is with active component B's The weight ratio that weight proportion is preferred A and B is 1-25:10-50.
Further, the Synergistic herbicide compositions containing tembotrions and dinitroanilines, it is characterised in that: described The weight ratio that the weight proportion of active component A and active component B are preferred A and B is 1-10:15-30.
Further, the Synergistic herbicide compositions containing tembotrions and dinitroanilines, Herbicidal combinations content Account for the 1-95% of entire preparation total content, preferably 10-50%.
Further, the Synergistic herbicide compositions containing tembotrions and dinitroanilines, it is characterised in that: can be with Comprising safener C, the safener C is selected from mefenpyrdiethyl, cloquintocetmexyl, isoxadifen, cyclopropyl-sulfonylamide, naphthalenedicarboxylic acid Acid anhydride, chlorine oxalene peace, R-28725, AD-67, CGA-154281, CGA43089, CGA-43089, Hoe-70542, benoxacor, solution grass One of peace, BAS-145138, MON-13900,2,4- D, gibberellin are a variety of.
Further, the Synergistic herbicide compositions containing tembotrions and dinitroanilines, it is characterised in that: the increasing The preparation of effect Herbicidal combinations can be missible oil, suspending agent, microemulsion, suspoemulsion, aqueous emulsion, oil-suspending agent can be dispersed, is wettable Property pulvis, water dispersible granules, micro-capsule suspension.
It is of the invention a kind of containing tembotrions and dinitroaniline Synergistic herbicide compositions, it is used for common wheat, rice, jade Rice, garlic, soybean crops prevent and kill off grass family and broadleaf weeds.
Synergistic herbicide compositions of the invention include 1-95 parts of active constituent and the common auxiliary agent of 5-99 parts of pesticide.Auxiliary agent Refer to carrier, the surfactant etc. for facilitating active constituent application.Carrier refers mainly to pesticide industry and often uses substance, such as clay, silicon Hydrochlorate, solid fertilizer, water, alcohols, ketone, silica, resin, wax, petroleum distillate, aromatic hydrocarbons or wax hydrocarbon etc..Surfactant It may include emulsifier, dispersing agent or wetting agent, it can be ionic or non-ionic, be pesticide industry general types, such as Polyacrylate, lignosulfonates, phenolsulfonic acid or naphthalene sulfonic acids salt, alkylsulfonate, polyoxyethylene alkyl ether, ethyoxyl Change polyoxypropylene, laruyl alcohol polyglycol ether acetal, sorbitol ester etc..Above-mentioned composition contains various other components, Such as protecting colloid, adhesive, thickener, thixotropic agent, bleeding agent, stabilizer, chelating agent, dyestuff, colorant and polymer.This hair Bright composition can used before through dilution or directly by user.Its preparation can be prepared by common processing method, After active material is mixed with liquid solvent or solid carrier, adds surfactant such as dispersing agent, stabilizer, moistens One or more of agent, adhesive, defoaming agent etc..The specific preparation of the Herbicidal combinations is missible oil, suspending agent, micro emulsion Agent, suspoemulsion, aqueous emulsion, dispersible oil-suspending agent, wettable powder or water dispersible granules (dry suspending agent), microcapsule suspending agent.
Composition of the invention shows tembotrions and dinitroaniline trefanocide, Zhong Ding by field and indoor pot experiment Spirit, pendimethalin compounding, to 1-4 Ye little Cao, preventive effect is significant, has apparent synergistic effect, and to crop safety.Two kinds of medicines The agent mode of action is entirely different, and processing mode is also different, and primary application solves grass family and broadleaf weeds, time saving and energy saving.
The present invention is by a large amount of screening experiment, by one in tembotrions and dinitroaniline herbicide other classes Kind or a variety of different ratios have carried out a large amount of pharmacodynamic test and preventive effect analysis, it was found that in certain ratio range, gained To herbicidal composition not only there is expansion degrass spectrum, but also there is apparent synergistic effect.
Specific embodiment
Below with reference to embodiment, the present invention is further described.Without special instruction, following content is mass percent.
It is as follows to prepare embodiment:
Example 1: missible oil
Effective component: tembotrions 3%;
Effective component: butralin 48%;
Emulsifier: calcium dodecyl benzene sulfonate 5%;
Emulsifier: nonylphenol polyoxyethylene ether 8%;
Solvent: cyclohexanone 5%
Solvent naphtha surplus.
Example 2: missible oil
Effective component: tembotrions 3%;
Effective component: pendimethalin 30%;
Effective component: trefanocide 10%;
Emulsifier: calcium dodecyl benzene sulfonate 7%;
Emulsifier: nonylphenol polyoxyethylene ether 9%;
Solvent: cyclohexanone 4%;
Solvent naphtha surplus.
Example 3: wettable powder
Effective component: tembotrions 6%;
Effective component: pendimethalin 60%;
Wetting agent: lauryl sodium sulfate 5%;
Dispersing agent: sodium lignin sulfonate 5%;
Kaolin surplus.
Example 4: aqueous suspension agent
Effective component: tembotrions 1%;
Effective component: pendimethalin 20%;
Dispersing agent: thermally coupled distillation columns 2%;
Wetting agent: phenethyl phenol polyethenoxy ether 2%;
Thickener: xanthan gum 0.2%;
Thixotropic agent: aluminium-magnesium silicate 0.5%;
Antifreezing agent: ethylene glycol 4%;
Water surplus.
Example 5: aqueous emulsion
Effective component: tembotrions 1.5%;
Effective component: pendimethalin 30%;
Dispersing agent: phenethyl phenol polyethenoxy ether phosphate 3%;
Wetting agent: castor oil polyoxyethylene ether 2.5%;
Solvent: cyclohexanone 5%
Emulsifier: nonylphenol polyoxyethylene ether 9%;
Antifreezing agent: ethylene glycol 5%
Thickener: xanthan gum 0.15%;
Deionized water: surplus.
Example 6: oil-suspending agent
Effective component: tembotrions 5%;
Effective component: pendimethalin 20%;
Effective component: butralin 20%;
Dispersing agent: calcium dodecyl benzene sulfonate 6%;
Emulsifier: castor oil polyoxyethylene ether 9%;
Thixotropic agent: organobentonite 1%;
Solvent: methyl oleate surplus.
Example 7: wettable powder
Effective component: tembotrions 20%;
Effective component: pendimethalin 60%;
Wetting agent: lauryl sodium sulfate 4%;
Dispersing agent: sodium lignin sulfonate 6%;
Dispersing agent: sodium methylene bis-naphthalene sulfonate 3%;
Kaolin surplus.
Example 8: water dispersible granules
Effective component: tembotrions 20%;
Effective component: pendimethalin 60%;
Dispersing agent: sodium methylene bis-naphthalene sulfonate 4%;
Wetting agent: lauryl sodium sulfate 2%;
Wetting agent: styrol maleic acid copolymers carboxylate 3%;
Disintegrating agent: sodium sulphate 10%;
Filler: kaolin surplus.
Example 9: microemulsion
Effective component: tembotrions 5%;
Effective component: butralin 20%;
Solvent: dimethylbenzene 10%;
Emulsifier: calcium dodecyl benzene sulfonate 6%;
Dispersing agent: styrenated phenol polyoxyethylene ether phosphate 12%;
Antifreezing agent: ethylene glycol 4%;
Deionized water surplus.
Example 10: microcapsule suspending agent
Effective component: tembotrions 1%;
Effective component: pendimethalin 20%;
Solvent: dimethylbenzene 10%;
Emulsifier: castor oil polyoxyethylene ether 6%;
Dispersing agent: sodium lignin sulfonate 2%
Encapsulating materials: isocyanates 2%
Encapsulating agent: 1,6 hexamethylene diamine 0.3%
Antifreezing agent: ethylene glycol 4%;
Deionized water surplus
Indoor pot experiment mode:
It carries out, is embodied as follows referring to " farm-chemical indoor determination test rule herbicide ":
Test site is Jinan raw test room, and the time is in June, 2017, and test weeds are barnyard grass, Descurainia sophia, and test medicine is 48% butralin missible oil, 10% tembotrions oil-suspending agent, 33% pendimethalin missible oil, test totally 3 processing, 4 weights of each processing It is multiple, 5 concentration of each processing.Cauline leaf spraying treatment is carried out, 30d observes the fresh weight preventive effect of each medicament respectively after medicine.
Test dose
10% tembotrions oil-suspending agent sets effective constituent concentration 300,150,75,37.5,18.75ga.i./ha., 48% butralin Missible oil, 33% pendimethalin missible oil set effective constituent concentration 600,300,150,75,37.5g a.i./ha.Tembotrions and diformazan Penta clever effective component presses 1:16,1:8,1:4,1:2,1:1 Proportionality design, and tembotrions and butralin effective component are according to 1: 32,1:16,1:8,1:4,1:2 Proportionality design.
Application method
By the practical spraying area (0.12m of accurate spray tower2, it is watered 10mL, equivalent mu water consumption 56kg) accurately calculates and prepare Plastic tub to be processed is gone in ring and is evenly arranged on rotating spraying platform by required medical fluid, spraying treatment.Atomisation pressure 2kg/m2, Conic nozzle flow 100mL/min.
Investigation, record and measurement method
Weedy rices method, time and number
Weeds damage symptoms (such as growth inhibition, chlorosis, deformity) is recorded after application in detail.30 days after application, weigh everywhere Weeds aerial part fresh weight is managed, fresh weight preventive effect is calculated.
Drug effect calculation method
The fresh weight preventive effect of each processing is calculated according to the following formula:
And regression analysis is carried out to the logarithm of drug dose and the probability value of preventive effect with DPS statistical software, calculate related coefficient And GR50、GR90And 95% confidence interval.
Synergy measuring method
Synergy type of the test result with the co-toxicity coefficient method evaluation of Sun Yunpei after mixed.
Toxicity index × B of ratio+B of the toxicity index theoretical value=A toxicity index × A of mixture in mixture is in mixture Ratio;
Criterion: co-toxicity coefficient<80 are antagonism, are addition between 80-120, are synergistic effect when>120
As a result with analysis:
The tembotrions indoor virulence and synergy to barnyard grass mixed with butralin is observed after medicine, test high dose processing, ring sulphur Ketone and butralin are preferable to the preventive effect of barnyard grass, and effect is also preferable after the two compounding, 30 days each processing weeds fresh weights of investigation after medicine Data.Regression Analysis Result is carried out to the logarithm of drug dose and the probability value of weeds fresh weight preventive effect using DPS statistical software And related coefficient, GR50、GR90And 95% confidence interval.Tembotrions and butralin be can be seen that the GR of barnyard grass50Respectively 94.52 and 103.74 g a.i./ha, GR90Respectively 410.69 and 336.80g a.i./ha, tembotrions and butralin press 1: 16, the mixed indoor virulence GR to barnyard grass of 1:8,1:4,1:2,1:150Respectively 85.11,87.88,92.12,85.31, 96.45 g a.i./ha, GR90Respectively 351.21,360.17,348.32,348.61,316.96 g a.i./ha.Use Sun Yun Abundant co-toxicity coefficient method calculates variant mixed combination to barnyard grass GR50Co-toxicity coefficient, test result (table 3) show 5 proportion The co-toxicity coefficient of mixture is respectively 117.02,112.22,113.96,112.84,105.91, and 5 proportions are all larger than 100,100 Between ~ 120, addition and slightly synergy are belonged to the preventive effect of barnyard grass after the two mixture.
The tembotrions indoor virulence and synergy to Descurainia sophia mixed with pendimethalin:
It is observed after medicine, tembotrions and pendimethalin have good preventive effect to Descurainia sophia.Two kinds of medicament different proportion mixture rear defences Effect is preferable.30 days each processing weeds fresh weight data of investigation, logarithm and weeds using DPS statistical software to drug dose after medicine The probability value of fresh weight preventive effect carry out Regression Analysis Result and related coefficient, GR50、GR90And 95% confidence interval.It can be seen that ring sulphur The GR of ketone and pendimethalin to Descurainia sophia50Respectively 88.38 and 140.22 g a.i./ha, GR90Respectively 240.4 Hes 1127.4 g a.i./ha, tembotrions and pendimethalin are by the mixed room to Descurainia sophia 1:32,1:16,1:8,1:4,1:2 Interior virulence GR50Respectively 202.07,94.82,64.81,35.74,26.67 g a.i./ha,.With the co-toxicity coefficient method of Sun Yunpei Variant mixed combination is calculated to Descurainia sophia GR50Co-toxicity coefficient, test result shows the co-toxicity coefficients point of 5 proportion mixtures Not Wei 95.36,122.53,112.48,105.75,101.10,5 proportion co-toxicity coefficients between 80 ~ 120, the two mixture Afterwards to Descurainia in addition.Tembotrions and pendimethalin ratio 1:16 co-toxicity coefficient are more than 120, are shown as synergy work With.

Claims (5)

1. a kind of Synergistic herbicide compositions containing tembotrions and dinitroanilines comprising the effective activity of weeding at Divide A and active constituent B, wherein active components A is compound tembotrions;Active constituent B is happy for dinitroanilines fluorine One or more of spirit, butralin, pendimethalin combination;The weight proportion of the active component A and active component B are preferred The weight ratio of A and B is 1-50:1-100;The weight proportion of the active component A and active component B are the weight ratio of preferred A and B For 1-25:10-50.
2. a kind of Synergistic herbicide compositions containing tembotrions and dinitroanilines according to claim 1, Be characterized in that: the weight ratio that the weight proportion of the active component A and active component B are preferred A and B is 1-10:15-30.
3. a kind of Synergistic herbicide compositions containing tembotrions and dinitroanilines according to claim 1, Be characterized in that: Herbicidal combinations content accounts for the 1-95% of entire preparation total content, preferably 10-50%.
4. a kind of Synergistic herbicide compositions containing tembotrions and dinitroanilines according to claim 1, It is characterized in that: mefenpyrdiethyl, cloquintocetmexyl, isoxadifen, cyclopropyl can also be selected from comprising safener C, the safener C Sulfonamide, naphthalic anhydride, chlorine oxalene peace, R-28725, AD-67, CGA-154281, CGA43089, CGA-43089, Hoe- 70542, one of benoxacor, flurazole, BAS-145138, MON-13900,2,4- D, gibberellin or a variety of.
5. a kind of Synergistic herbicide compositions containing tembotrions and dinitroanilines according to claim 1, Be characterized in that: the preparation of the Synergistic herbicide compositions can be missible oil, suspending agent, microemulsion, suspoemulsion, aqueous emulsion, can divide Dissipate oil-suspending agent, wettable powder, water dispersible granules, micro-capsule suspension.
CN201910009199.7A 2019-01-04 2019-01-04 One kind containing tembotrions and dinitroaniline Synergistic herbicide compositions Pending CN109717189A (en)

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Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1382017A (en) * 1999-10-22 2002-11-27 阿温提斯作物科学有限公司 Synergistic herbicidal agents that contain herbicides from group of hydroxy phenylpyruvate dioxygenase inhibitors
CN1599555A (en) * 2001-12-07 2005-03-23 拜尔作物科学有限公司 Synergistic herbicidal agents
CN102326549A (en) * 2011-06-17 2012-01-25 陕西韦尔奇作物保护有限公司 Herbicidal composition containing mesotrione
CN105284824A (en) * 2015-12-03 2016-02-03 京博农化科技股份有限公司 Tembotrions-containing weeding composition
CN105875618A (en) * 2016-04-19 2016-08-24 泰安市农业科学研究院 Synergistic weeding composition containing dicarfentrazone-ethyl and dinitraniline type compounds
CN106857613A (en) * 2017-03-28 2017-06-20 安徽久易农业股份有限公司 A kind of herbicide composition specially for corn field
CN107950545A (en) * 2017-10-23 2018-04-24 浙江天丰生物科学有限公司 A kind of ternary weeding composition
CN109042675A (en) * 2018-07-21 2018-12-21 青岛清原化合物有限公司 Ternary weeding composition and its application comprising HPPD inhibitor class herbicide

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1382017A (en) * 1999-10-22 2002-11-27 阿温提斯作物科学有限公司 Synergistic herbicidal agents that contain herbicides from group of hydroxy phenylpyruvate dioxygenase inhibitors
CN1599555A (en) * 2001-12-07 2005-03-23 拜尔作物科学有限公司 Synergistic herbicidal agents
CN102326549A (en) * 2011-06-17 2012-01-25 陕西韦尔奇作物保护有限公司 Herbicidal composition containing mesotrione
CN105284824A (en) * 2015-12-03 2016-02-03 京博农化科技股份有限公司 Tembotrions-containing weeding composition
CN105875618A (en) * 2016-04-19 2016-08-24 泰安市农业科学研究院 Synergistic weeding composition containing dicarfentrazone-ethyl and dinitraniline type compounds
CN106857613A (en) * 2017-03-28 2017-06-20 安徽久易农业股份有限公司 A kind of herbicide composition specially for corn field
CN107950545A (en) * 2017-10-23 2018-04-24 浙江天丰生物科学有限公司 A kind of ternary weeding composition
CN109042675A (en) * 2018-07-21 2018-12-21 青岛清原化合物有限公司 Ternary weeding composition and its application comprising HPPD inhibitor class herbicide

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