CN104285996B - A kind of sorghum field weeding composition - Google Patents
A kind of sorghum field weeding composition Download PDFInfo
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- CN104285996B CN104285996B CN201410485712.7A CN201410485712A CN104285996B CN 104285996 B CN104285996 B CN 104285996B CN 201410485712 A CN201410485712 A CN 201410485712A CN 104285996 B CN104285996 B CN 104285996B
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- halosulfuronmethyl
- atrazine
- quinolinic acid
- dichloro quinolinic
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Abstract
The present invention relates to a kind of sorghum field weeding composition, it is made up of effective constituents A, B, C and suitable insecticides adjuvant, wherein effective constituents A is that dichloro quinolinic acid, B are that halosulfuronmethyl, C are atrazine, the percentage by weight of effective constituents A, B, C in the composition is respectively 1%~20%, 1%~30%, 1%~40%, and remaining is insecticides adjuvant.Instant component rationally, with synergistic effect, makes up that herbicide is single to use brought incompleteness of herbicide controlling spectrum or to the poor defect of the relatively low defect of some weeds activity, quick-acting, reduction single compound or two-spot use the resistance risk brought.The prevention effect of the present invention is significantly improved than single dose, reduces the dosage of agricultural chemicals, reduces adverse effect of the agricultural chemicals to ecological environment；To the comprehensive regulation important in inhibiting of Weed Resistance, with huge economic benefit and social benefit.
Description
Technical field
The present invention relates to agricultural chemicals Herbicidal combinations and its application field, specifically a kind of sorghum field weeding composition.
Background technology
The characteristics of dichloro quinolinic acid has hormone like herbicide, it is similar to the effect symptom of auxin substance.In plant
The internal detailed mode of action is still among research.There is slight chlorosis phenomenon in aggrieved barnyard grass tender leaf, and longitudinal stripe occurs in blade
And bend, the sandwich aggrieved rear leaf chlorosis of barnyard grass is changed into puce to withered.
Halosulfuronmethyl is a kind of sulfonylurea selective herbicide.Plant body is transmitted to after the root absorption of weeds
It is interior, the synthesis of hindered aminoacid.Promptly suppress the growth of weeds leaves and stemses and the stretching, extension of root, it is then completely withered.
Atrazine is selective inner sucting conduction type before seedling, herbicide after seedling.Based on root absorbs, cauline leaf absorbs seldom, rapidly
Plant meristem and leaf portion are transmitted to, photosynthesis is disturbed, makes weeds lethal.By corn ketone in the resistance crop body such as sorghum
Enzyme decomposes generation innocuous substance, thus to crop safety.Herbicide is acted on and the same Simanex of selectivity, is easily eluted by rainwater to deeper
Layer, cause has inhibitory action to some deep-rootedness weeds.
By the screening of different pesticide species compounded formulas, rational formula is filtered out, can be effectively improved to disease pest and weed
Actual prevention effect, expand preventing and treating spectrum, reduce dosage, reduce cost, mitigate the pollution to environment, delay disease pest and weed to resist
The generation of the property of medicine, is the important means of the agriculturally disease pest and weed comprehensive regulation.
The present inventor to the ternary built of dichloro quinolinic acid, halosulfuronmethyl and atrazine using having made intensive studies,
On the basis of the screening of substantial amounts of formula indoor and field medicine effect test, dichloro quinolinic acid, halosulfuronmethyl and atrazine are found
Ternary built is carried out, obvious Synergistic is shown to sorghum field annual grassy weeds in the range of certain compound proportion and makees
With after further study, completing the present invention.
Not yet find that dichloro quinolinic acid, halosulfuronmethyl and atrazine triple combination are used for sorghum field annual grassy weeds at present
The relevant report of preventing and treating.
The content of the invention
It is an object of the invention to solve the not enough of existing herbicide to kill with synergistic function, expansion there is provided one kind
Grass spectrum, the Herbicidal combinations for the sorghum field that use cost is low, prevention effect is good.
The technical scheme is that：A kind of sorghum field weeding composition, by effective constituents A, B, C and suitable agricultural chemicals
Auxiliary agent is constituted, and wherein effective constituents A is that dichloro quinolinic acid, B are that halosulfuronmethyl, C are atrazine, and effective constituents A, B, C are in group
Percentage by weight in compound is respectively 1%~20%, 1%~30%, 1%~40%, and remaining is insecticides adjuvant.
Described Herbicidal combinations those skilled in the art can be aided in from suitable pesticidal preparations according to known methods
Composition, the suitable formulation agriculturally used such as the dispersible oil-suspending agent of excipient, suspending agent, wettable powder, water dispersible granules.
The processing technology of the various preparations of Herbicidal combinations of the present invention is prior art, can have been become according to different situations
Change.
The insecticides adjuvant used in Herbicidal combinations of the present invention include solvent, emulsifying agent, wetting agent, stabilizer, dispersant,
Disintegrant, binding agent, thickener, pH adjusting agent, defoamer, antifreezing agent, filler, carrier etc. are beneficial to active ingredient in the formulation
Known substance that is stable and playing drug effect, is all to commonly use or allow the various composition used, specific composition and use in pesticidal preparations
Amount is determined according to recipe requirements by testing.
The frequency of administration and amount of application of Herbicidal combinations of the present invention change with crops, weeds, weather condition and have a small amount of
Change, can reach the purpose effectively prevented and treated by using appropriate dosage.
Compared with prior art, the advantage of the invention is that：
1st, dichloro quinolinic acid, halosulfuronmethyl and atrazine ternary built have obvious synergistic function, than list
Agent or binary built expand herbicide controlling spectrum using the prevention effect significantly improved to weeds.
2nd, dichloro quinolinic acid, halosulfuronmethyl and atrazine ternary built, the mechanism of action are different, and weeds can be delayed to resist
The generation of the property of medicine.
3rd, dichloro quinolinic acid, halosulfuronmethyl and atrazine ternary built, reduce Pesticide use amount, reduce and use into
This, alleviates the pollution to environment.
Embodiment
Essence for a better understanding of the present invention, is described further with reference to embodiment to present disclosure,
But limitation of the present invention can not be considered as, it is as described below to be only used for explaining the present invention, for without departing from spirit of the invention and principle
Modification, replacement or the improvement made, belong to the scope of protection of present invention.
Active ingredient uses 96% dichloro quinolinic acid active compound, 95% halosulfuronmethyl active compound and 95% in following examples
Atrazine active compound, each component percentage composition is weight percentage.
Example of formulations 1：The 25% dispersible oil-suspending agent of dichloro quinolinic acid halosulfuronmethyl atrazine.
Dichloro quinolinic acid 8%, halosulfuronmethyl 2%, atrazine 15%, neopelex 8%, alkyl phenol polyoxy
Vinethene 9%, agriculture breast 1601#7%, xanthans 2%, organosilicon 3%, methyl oleate supplies 100%.By above-mentioned active ingredient,
Wetting agent, dispersant, thickener and liquid-carrier are through high speed shear is scattered, be sanded in sand mill after, the shape in non-water-medium
Into high dispersive, stable suspension system, you can the 25% dispersible oil of dichloro quinolinic acid halosulfuronmethyl atrazine is made
Suspending agent.
Example of formulations 2：40% dichloro quinolinic acid halosulfuronmethyl atrazine suspending agent.
Dichloro quinolinic acid 16%, halosulfuronmethyl 4%, atrazine 20%, AEO 10%, dodecyl
Benzene sulfonic acid sodium salt 10%, phenolic resin 2%, glycerine 2%, organosilicon 2%, silicone oil 0.1%, deionized water supplies 100%.Will be upper
Active ingredient, dispersant, wetting agent, thickener, antifreezing agent, defoamer and deionized water mixing are stated, through high speed shear is scattered, sand
It is sanded in grinding machine, high dispersive, the stable suspension system formed in water-medium, you can 40% dichloro quinolinic acid chlorine is made
Pyrazosulfuron atrazine suspending agent.
Example of formulations 3：80% dichloro quinolinic acid halosulfuronmethyl atrazine water dispersible granule.
Dichloro quinolinic acid 25%, halosulfuronmethyl 15%, atrazine 40%, lauryl sodium sulfate 2%, sulfosuccinate
Dioctyl ester sodium salt 4%, sodium lignin sulfonate 3%, ammonium sulfate 2%, polyethylene glycol 2%, kaolin supplies 100%.Have above-mentioned
Imitate composition, wetting agent, dispersant, disintegrant, binding agent and solid carrier well mixed, crushed with micro jet, passed through
Mediate, then add and granulated in fluidized-bed granulation dryer, dry, sieve, you can 80% dichloro quinolinic acid chlorine is made
Pyrazosulfuron atrazine water dispersible granule.
Example of formulations 4：65% dichloro quinolinic acid halosulfuronmethyl atrazine wettable powder.
It is dichloro quinolinic acid 20%, halosulfuronmethyl 8%, atrazine 37%, APES phosphate 10%, right
Methoxyl group fatty acyl anilinesulfonic acid 5%, NNO7%, calcium lignosulfonate 4%, diatomite supplies 100%.By above-mentioned active ingredient, moistening
Again through air-flow crushing after agent, dispersant and solid carrier mixing, mechanical crushing, it is well mixed, you can 65% dichloroquinoline is made
Pyrazole acid chloride Sulfometuron Methyl atrazine wettable powder.
Assays Example 1：Toxicity Determination is tested.
Reagent agent：96% dichloro quinolinic acid active compound, 95% halosulfuronmethyl active compound and 95% atrazine active compound.
For examination target：Chenopodium glaucum linn (Chenopodium glaucum), barnyard grass (Echinochloa crusgalli), rhizoma cyperi
Sub (Cyperus rotundus).
Medicament configuration is designed：Dichloro quinolinic acid single dose is configured to 4,8,12g a.i./ha solution for standby；Halosulfuronmethyl list
Agent is configured to 0.3,0.6,0.9g a.i./ha solution for standby；Atrazine single dose is configured to 6,12,18g a.i./ha solution it is standby
With；Dichloro quinolinic acid, halosulfuronmethyl and atrazine mixture are configured to 4+0.3+6,4+0.3+12,4+0.3+18,4+0.6+6,4
+0.6+12、4+0.6+18、4+0.9+6、4+0.9+12、4+0.9+18、8+0.3+6、8+0.3+12、8+0.3+18、8+0.6+6、
8+0.6+12、8+0.6+18、8+0.9+6、8+0.9+12、8+0.9+18、12+0.3+6、12+0.3+12、12+0.3+18、12+
0.6+6,12+0.6+12,12+0.6+18,12+0.9+6,12+0.9+12,12+0.9+18g.a.i./ha solution for standby.
Test method：, will be for 15~20, target weeds seed of examination in the built-in quantitative soil of high 6cm, diameter 9cm polypots
Sowing is placed in greenhouse after fine earth thick 0.5~1cm of lid and cultivated, treat that weeds length to the 3-4 leaf phases are carried out at spraying in polypots
Reason, per alms bowl spraying liquid 1mL, often processing is repeated 4 times, and sets the processing without medicament as control.Material is tried after processing to be placed in greenhouse
Range estimation target damage symptoms and growth inhibition situation after culture, the growing state of routine observation target weeds, 20d, and claim on the ground
Part fresh weight, toxicity action of the medicament to target weeds is evaluated with target fresh weight inhibition.
Investigation method：Target damage symptoms and growth inhibition situation are estimated after test process 20d, and claims aerial part fresh
Weight, calculates fresh weight inhibition (%).
Synergy evaluation method：Herbicide associated form (NY/T1155.7-2006) is evaluated according to Gowing methods, it is public
Formula is：E0In=X+Y+Z- (X*Y+Y*Z+X*Z)/100+ (X*Y*Z)/10000, formula, X is that dichloro quinolinic acid is alone with certain dosage
When to the percentage of the fresh weight inhibitions of target weeds for control；Y be halosulfuronmethyl with certain dosage it is alone when to target weeds
Fresh weight inhibition for control percentage；Z be atrazine using certain dosage when alone to the fresh weight inhibitions of target weeds as pair
According to percentage；E0Target weeds fresh weight is suppressed during for dichloro quinolinic acid, three kinds of pharmacy mix of halosulfuronmethyl and atrazine
Rate is the theoretical value of the percentage compareed；E be dichloro quinolinic acid, three kinds of pharmacy mix of halosulfuronmethyl and atrazine when to target
Weeds fresh weight inhibition is the measured value of the percentage compareed.
Evaluation criterion：Work as E-E0>Synergistic effect is expressed as when 10%, as -10%≤E-E0It is expressed as being added when≤10% and makees
With working as E-E0<Antagonism is expressed as when -10%.
Dichloro quinolinic acid, halosulfuronmethyl and green bristlegrass are gone it can be seen from the Toxicity Determination result of table 1, table 2 and table 3
Tianjin mixture is respectively handled to chenopodium glaucum linn, barnyard grass and the E of nutgrass flatsedge0- E (%) value is all higher than 10%, illustrates three's compounding to chenopodium glaucum linn, barnyard grass
Grass and the rhizome of nutgrass flatsedge are respectively provided with synergistic function.As can be seen here, dichloro quinolinic acid, halosulfuronmethyl and atrazine Ternary tool
There are reasonability and feasibility.
The Toxicity Determination result of table 1, each chemicals treatment to chenopodium glaucum linn.
The Toxicity Determination result of table 2, each chemicals treatment to barnyard grass.
The Toxicity Determination result of table 3, each chemicals treatment to the rhizome of nutgrass flatsedge.
Assays Example 2：Prevent and kill off the sorghum field annual grassy weeds test of pesticide effectiveness.
Experiment is carried out in the cheerful town Long Xing villages in Sichuan Province Yibin County Jiangan County.Experiment sets 8 processing altogether, and often processing sets 3
Repeat, processing 1 is the 25% dispersible oil-suspending agent (8 of dichloro quinolinic acid halosulfuronmethyl atrazine:2:15), handling 2 is
25% dichloro quinolinic acid wettable powder, processing 3 be 75% halosulfuronmethyl water dispersible granules, processing 4 be 38% atrazine hang
Floating agent, processing 5 count each processing number of weeds amount for 30 days after medicine and calculate preventive effect to compare (not dispenser not weeding).
Table 4, the field control effectiveness test result for preventing and kill off sorghum field weed.
30 days 25% dichloro quinolinic acid halosulfuronmethyl green bristlegrass are gone after medicine it can be seen from the field test results of table 4
The dispersible oil-suspending agent (8 in Tianjin:2:15) sorghum field Weed-control effect is substantially higher when usage amount is 200-400g.a.i./ha
In each single dose, while do not send out it during pilot survey produces poisoning to sorghum.As can be seen here, said composition is worth in agricultural
Popularization and application in production.
Claims (3)
1. a kind of sorghum field weeding composition, it is characterised in that：It is made up of effective constituents A, B, C and suitable insecticides adjuvant,
Wherein effective constituents A is that dichloro quinolinic acid, B are that halosulfuronmethyl, C are atrazine, and dichloro quinolinic acid, halosulfuronmethyl, green bristlegrass are gone
The part by weight in Tianjin is 4:0.3:12、4:0.3:18、4:0.6:6、4:0.6:12、4:0.6:18、4:0.9:6、4:0.9:12、4:
0.9:18、8:0.3:6、8:0.3:12、8:0.3:18、8:0.6:6、8:0.6:18、8:0.9:6、8:0.9:12、8:0.9:18、
12:0.3:6、12:0.3:12、12:0.3:18、12:0.6:6、12:0.6:12、12:0.6:18、12:0.9:6、12:0.9:12
Or 12:0.9:18.
2. a kind of sorghum field weeding composition according to claim 1, it is characterised in that：The formulation of the Herbicidal combinations
It is one kind in dispersible oil-suspending agent, suspending agent, wettable powder, water dispersible granules.
3. application of a kind of sorghum field weeding composition in sorghum field annual grassy weeds is prevented and kill off described in claim 1.
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| CN104886100A (en) * | 2015-06-17 | 2015-09-09 | 广东中迅农科股份有限公司 | Weedicide composition for sorghum field |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004004459A1 (en) * | 2002-07-04 | 2004-01-15 | Syngenta Participations Ag | Weed control process comprising the application of mesotrione and a second herbicide |
| CN101779637A (en) * | 2010-03-04 | 2010-07-21 | 张志高 | Weeding composition containing Quinclorac |
| CN103250725A (en) * | 2013-05-22 | 2013-08-21 | 吴江市德佐日用化学品有限公司 | Ternary weed-killing composition for corn field |
| CN103563911A (en) * | 2013-10-17 | 2014-02-12 | 青岛金尔农化研制开发有限公司 | Pesticide composition with weeding function |
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2014
- 2014-09-22 CN CN201410485712.7A patent/CN104285996B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004004459A1 (en) * | 2002-07-04 | 2004-01-15 | Syngenta Participations Ag | Weed control process comprising the application of mesotrione and a second herbicide |
| CN101779637A (en) * | 2010-03-04 | 2010-07-21 | 张志高 | Weeding composition containing Quinclorac |
| CN103250725A (en) * | 2013-05-22 | 2013-08-21 | 吴江市德佐日用化学品有限公司 | Ternary weed-killing composition for corn field |
| CN103563911A (en) * | 2013-10-17 | 2014-02-12 | 青岛金尔农化研制开发有限公司 | Pesticide composition with weeding function |
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