CN109380249A - A kind of herbicide composition for wheat field - Google Patents
A kind of herbicide composition for wheat field Download PDFInfo
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- CN109380249A CN109380249A CN201811465364.1A CN201811465364A CN109380249A CN 109380249 A CN109380249 A CN 109380249A CN 201811465364 A CN201811465364 A CN 201811465364A CN 109380249 A CN109380249 A CN 109380249A
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- Prior art keywords
- triasulfuron
- florasulam
- agent
- dispersing agent
- wheat field
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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
- A01N47/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid
- A01N47/08—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid the carbon atom having one or more single bonds to nitrogen atoms
- A01N47/28—Ureas or thioureas containing the groups >N—CO—N< or >N—CS—N<
- A01N47/36—Ureas or thioureas containing the groups >N—CO—N< or >N—CS—N< containing the group >N—CO—N< directly attached to at least one heterocyclic ring; Thio analogues thereof
Abstract
The present invention relates to a kind of herbicide composition for wheat field, the effective component of the herbicidal composition is florasulam and triasulfuron binary built, wherein the mass ratio of florasulam and triasulfuron is 1:80~80:1.The mass percentage of both the florasulam and triasulfuron in herbicidal composition is 1%~80%.The herbicidal composition is configured to any one dosage form using florasulam and triasulfuron as the auxiliary agent allowed in effective component and pesticide；The dosage form is wettable powder and water dispersible granules.After florasulam of the present invention is compounded with triasulfuron, efficiently, quickly, quick-acting is obviously improved herbicidal effect, and florasulam weeding is applied alone, and 7~10 days weeds is needed withered death symptom just occur, and compounding foreshortens to 3~5 days；Degrass spectrum is extended to most of broadleaf weeds, part gramineae weed after the two compounding, and the two has good preventive effect to clearvers, corn gromwell, the difficult anti-weeds of heartsease.
Description
Technical field
The present invention relates to field of pesticide preparation, and in particular to a kind of herbicide composition for wheat field, for preventing and kill off wheat paddock
Weeds.
Background technique
Triasulfuron is a kind of sulfonylurea systemic herbicide, it belongs to acetolactate synthestase (ALS) inhibitor.It is logical
Cross the roots of weeds, leaf absorbs, and is transmitted to separate living tissue rapidly, can inhibit knot propylhomoserin, leucine, different bright in sensitive plant
The biosynthesis of propylhomoserin and prevent cell division, so that sensitive plant is stopped growing, it is dead in after by medicine 1~3 weeks.Suitable for wheat
Prevent and kill off annual broadleaf weed and certain gramineae weeds in field.Soil treatment or wheat growth earlier stage application before bud after Wheat Sowing
It is spraying, and it is more preferable with the spraying herbicidal effect of cauline leaf after bud.
Florasulam is the triazolopyrimidine sulfonamides ultra high efficiency weeding developed by Dow agricultural sciences company
Agent.Florasulam is inner-adsorption conduction-type herbicide, can be conducted to weeds complete stool, thus herbicide is thorough, will not recur.Low
Warm purgative effect is stablized, even still ensuring that stable drug effect at 2 DEG C, this point is that other herbicides are incomparable.Disadvantage
It is that quick-acting is poor, 7~10 days is needed under normal condition, 40~50 days is needed under bad condition.Double fluorine sulphur grass are played to maximum
The advantage of amine, first is that the medication in weeds low age, second is that with other composite reagents.
In order to solve the problems, such as that florasulam quick-acting is poor, the present invention is proposed hereby.
Summary of the invention
The purpose of the present invention is to provide a kind of herbicide composition for wheat field, and florasulam is compounded with triasulfuron can
To solve the problems, such as that quick-acting is poor, while prevention spectrum can be expanded, reduce dosage, mitigate the influence to environment.
The present invention is achieved through the following technical solutions:
A kind of herbicide composition for wheat field, the effective component of the herbicidal composition are florasulam and triasulfuron
Binary built, wherein the mass ratio of florasulam and triasulfuron is 1:80~80:1.
Further, the mass percentage of both the florasulam and triasulfuron in herbicidal composition is
1%~80%.
Further, the mass ratio of the florasulam and triasulfuron is 1:40~40:1, the florasulam
It is 20%~60% with the mass percentage of both triasulfurons in herbicidal composition.
According to method known in those skilled in the art, the herbicidal composition is with florasulam and triasulfuron
Auxiliary agent to allow in effective component and pesticide is configured to any one dosage form；The dosage form is wettable powder (WP), described
Wettable powder consists of the following mass percentage components: florasulam and triasulfuron 1%~80%, dispersing agent 1%
~8%, wetting agent 1%~6%, filler is supplied.
Further, the wettable powder consists of the following mass percentage components: florasulam and ether benzene sulphur
Grand 20%~60%, dispersing agent 2%~6%, wetting agent 2%~4%, filler is supplied.
The dispersing agent is selected from following at least one: polycarboxylic acid salt, lignin sulfonate, naphthalenesulfonate, amber
Amber acid sulfonate, polystyrene-based phenol polyethenoxy ether Sulfates；
The wetting agent is selected from following at least one: vinyl polyethenoxy ether class, alkyl naphthalene sulfonic acid salt, polyoxy second
Alkene sulfuric ester salt, alkyl acid esters sodium sulfonate, aliphatic alcohol polyethenoxy class；
The filler is selected from following at least one: kaolin, precipitated calcium carbonate, white carbon black, attapulgite, diatomite,
Common bentonite, clay, cornstarch.
Further, the production method of the herbicide composition for wheat field includes the following steps:
(1) in proportion florasulam is uniformly mixed to obtain base-material with triasulfuron, dispersing agent, wetting agent, filler；
(2) above-mentioned uniformly mixed base-material is crushed to fineness D90 less than 10 μm by airslide disintegrating mill.
Preferably, the herbicidal composition is using florasulam and triasulfuron to allow in effective component and pesticide
Auxiliary agent is configured to any one dosage form；The dosage form is water dispersible granules, and the water dispersible granules are by following quality percentage
The group of ratio is grouped as: florasulam and triasulfuron 1%~80%, dispersing agent 1%~5%, wetting agent 1%~5%, disintegration
Agent 2%~20%, binder 0.1%~3%, filler is supplied.
Preferably, according to method known in those skilled in the art, the herbicidal composition with florasulam with
Triasulfuron is that the auxiliary agent allowed on effective component and pesticide is configured to any one dosage form；The dosage form is water dispersible granules
(WG), the water dispersible granules consist of the following mass percentage components:
Florasulam and triasulfuron 20%~60%, dispersing agent 2%~4%, wetting agent 1%~3%, disintegrating agent
5%~12%, binder 0.4%~1.8%, filler is supplied.
Further, the dispersing agent is selected from following at least one: polycarboxylic acid salt's dispersing agent, EO/PO block copolymerization
Object, naphthalenesulfonate dispersing agent, lignin sulfonate dispersing agent, polystyrene-based phenol polyethenoxy ether sulfate, succinic acid
Sulfonates dispersing agent, benzenesulfonates dispersing agent.
Further, the wetting agent is selected from following at least one: polystyrene-based polyethenoxy ether class wetting agent, alkane
Base naphthalenesulfonate wetting agent, polyoxyethylene sulfates, alkyl acid esters sodium sulfonate, the wetting of aliphatic alcohol polyethenoxy class
Agent.
Further, the disintegrating agent agent is selected from following at least one: anhydrous sodium sulfate, anhydrous slufuric acid ammonium, sodium chloride,
Polyvinylpyrrolidone, hydroxypropyl cellulose.
Further, the binder agent is selected from following at least one: glucose, sucrose, carboxymethyl cellulose, poly- second two
Alcohol.
Further, the filler is selected from following at least one: kaolin, precipitated calcium carbonate, cornstarch, hard charcoal
Black, attapulgite, diatomite, common bentonite, clay.
Further, the production method of the herbicide composition for wheat field includes the following steps:
(1) florasulam is mixed with triasulfuron, dispersing agent, wetting agent, disintegrating agent, binder, water in proportion
It is even to obtain base-material；
(2) base-material obtained in step (1) is crushed to fineness D90 less than 10 μm by airslide disintegrating mill；(3) it will crush
Good base-material is added in U-shaped kneader, and the water with 15%~20% is added into base-material, mixes water and base-material by kneader
Uniformly；
(4) kneaded base-material is granulated into cylindrical particle by Squeezinggranulator, the particle squeezed out is passed through into vibration
Moisture content is less than 3% in fluidized bed drying to particle.
Another object of the present invention is to provide application of the herbicidal composition in eliminating weed in wheat field.
Herbicidal composition of the present invention can be applied in herbicide of the preparation for wheat paddock postemergence weed control, especially
It is in preparation for being applied in controlling broad leaved weed in wheat field and the herbicide of gramineae weed.
Advantageous effects:
1. after florasulam of the present invention is compounded with triasulfuron, efficiently, quickly, quick-acting obtains significantly herbicidal effect
It is promoted, florasulam weeding is applied alone, 7~10 days weeds is needed withered death symptom just occur, compounding foreshortens to 3~5 days.
2. triasulfuron can prevent and kill off annual broadleaf weed and part gramineae weed, florasulam can be prevented and kill off greatly
Most broadleaf weeds, degrass spectrum is extended to most of broadleaf weeds, part gramineae weed after the two compounds, and the two is to pig
The difficult anti-weeds such as calamity calamity, corn gromwell, heartsease have good preventive effect, so, it is can be further improved after compounding to these hardly possiblies
The preventive effect of anti-weeds.
3. benzene cinosulfuron and florasulam are all the herbicides to wheat safety, dosage can be reduced after the two compounding,
It can be higher to the safety of wheat.
4. herbicidal composition of the invention is applied to wheat paddock postemergence weed control, it is miscellaneous can to prevent and kill off the various broad-leaveds of wheat paddock
Grass and gramineae weed all have safety to wheat and succession crop under the premise of improving drug effect.
Specific embodiment
The present invention is described in further detail combined with specific embodiments below, and the present invention is not limited to these implementations
Example, the example all and of the present invention for solving the problems, such as that thinking is adaptable, is within the scope of the invention:
The bis- fluorine triasulfuron WP of embodiment 1:40.5%
Florasulam 0.5%, triasulfuron 40%, lignin sulfonate dispersing agent 4%, naphthalenesulfonate dispersing agent
2%, polyoxyethylene sulfates class wetting agent 2%, white carbon black 3%, kaolin are supplied.
Above-mentioned material is uniformly mixed in proportion, partial size is then crushed to less than 10 μm by airslide disintegrating mill, can be obtained
40.5% couple of fluorine triasulfuron WP.
The bis- fluorine triasulfuron WP of embodiment 2:1%
Florasulam 0.2%, triasulfuron 0.8%, succinic acid sulfonic acid dipersant 3%, naphthalenesulfonate dispersing agent
3%, polyoxyethylene sulfates class wetting agent 2%, diatomite 4%, precipitated calcium carbonate are supplied.
Above-mentioned material is uniformly mixed in proportion, partial size is then crushed to less than 10 μm by airslide disintegrating mill, can be obtained
40.5% couple of fluorine triasulfuron WP.
The bis- fluorine triasulfuron WP of embodiment 3:41%
Florasulam 40%, triasulfuron 1%, polycarboxylic acid salt's dispersing agent 2%, lignin sulfonate dispersing agent
3%, alkyl acid esters sodium sulfonate wetting agent 2%, diatomite 4%, clay 1%, precipitated calcium carbonate are supplied.
Above-mentioned material is uniformly mixed in proportion, partial size is then crushed to less than 10 μm by airslide disintegrating mill, can be obtained
41% couple of fluorine triasulfuron WP.
The bis- fluorine triasulfuron WP of embodiment 4:80%
Florasulam 20%, triasulfuron 60%, polystyrene-based phenol polyethenoxy ether Sulfates dispersing agent 3%,
Lignin sulfonate dispersing agent 4%, aliphatic alcohol polyethenoxy class wetting agent 2%, diatomite 4%, kaolin are supplied.
Above-mentioned material is uniformly mixed in proportion, partial size is then crushed to less than 10 μm by airslide disintegrating mill, can be obtained
80% couple of fluorine triasulfuron WP.
The bis- fluorine triasulfuron WG (1:2) of embodiment 5:60%
Florasulam 20%, triasulfuron 40%, polycarboxylate salt dispersant 4%, Pluronic PE 6800 1%, more benzene
Vinyl polyethenoxy ether class wetting agent 1%, anhydrous sodium sulfate 8%, sucrose 1%, kaolin are supplied.
By above-mentioned material by after mixing, being crushed to fineness D90 less than 10 μm by airslide disintegrating mill, crushing
Base-material in U-shaped kneader plus water mediate, then by Squeezinggranulator granulation, it is small to moisture by vibra fluidized bed drying
In 3%.
The bis- fluorine triasulfuron WG florasulams 2% of embodiment 6:20%, triasulfuron 18%, polycarboxylate salt dispersant
3%, naphthalenesulfonatedispersant dispersant 3%, anhydrous slufuric acid ammonium 4%, hydroxypropyl cellulose 1%, is gathered alkyl acid esters sodium sulfonate 3%
Ethylene glycol 0.5%, cornstarch 4%, precipitated calcium carbonate are supplied.
By above-mentioned material by after mixing, being crushed to fineness D90 less than 10 μm by airslide disintegrating mill, crushing
Base-material in U-shaped kneader plus water mediate, then by Squeezinggranulator granulation, it is small to moisture by vibra fluidized bed drying
In 3%.
The bis- fluorine triasulfuron WG of embodiment 7:40.5%
Florasulam 40%, triasulfuron 0.5%, polystyrene-based phenol polyethenoxy ether sulfate 2%, naphthalene sulfonate
Dispersing agent 5%, polystyrene-based polyethenoxy ether class wetting agent 1.5%, sodium chloride 6%, polyvinylpyrrolidone 2%, carboxylic first
Base cellulose 1%, clay 4%, diatomite are supplied.
By above-mentioned material by after mixing, being crushed to fineness D90 less than 10 μm by airslide disintegrating mill, crushing
Base-material in U-shaped kneader plus water mediate, then by Squeezinggranulator granulation, it is small to moisture by vibra fluidized bed drying
In 3%.
The bis- fluorine triasulfuron WG florasulams 1% of embodiment 8:41%, triasulfuron 40%, benzenesulfonates dispersion
Agent 4%, succinic acid Sulfonates dispersing agent 3%, alkyl acid esters sodium sulfonate 3%, anhydrous slufuric acid ammonium 10%, hypromellose
Element 3%, glucose 10%, attapulgite 17%, cornstarch 5%, kaolin are supplied.
By above-mentioned material by after mixing, being crushed to fineness D90 less than 10 μm by airslide disintegrating mill, crushing
Base-material in U-shaped kneader plus water mediate, then by Squeezinggranulator granulation, it is small to moisture by vibra fluidized bed drying
In 3%.
Embodiment 9: field control effectiveness test
1. toxicity determination test
1.1 test objectives: using the preparation in Examples 1 to 8, its total poison to wheat paddock common weed Descurainia sophia is measured
Coefficient.
1.2 test methods: quantitative descurainia sophia seed is seeded in the disposable paper cup of 9cm high, and every glass is sowed 12
Seed is cultivated in growth cabinet, when growing to for 4~6 phase, is sprayed on crawler type sprayer.It is put into after processing artificial
Continuing to cultivate in climate box, routine observation respectively handles the preventive effect to weeds, the fresh weight of weeds after each processing is weighed after 30d,
Calculate its independent regression curve and co-toxicity coefficient.Co-toxicity coefficient is greater than 120, shows that two kinds of substances have synergistic effect, altogether poison system
Number shows that two kinds of substances have antagonism less than 80.
1.3 test results: the fresh weight preventive effect of each processing is measured after 30d, and calculates independent regression curve and total poison
Coefficient, measurement result such as table 1.
Table 1: toxicity measurement result
As can be seen from the above table, co-toxicity coefficient is both greater than 120 after two kinds of active principle compoundings, illustrates that the present invention has significantly
Synergistic effect.
2. field control effectiveness test
2.1 test objective
Purpose 1: the quick-acting of the preparation in the verifying present invention is apparently higher than existing commercially available medicament.
Purpose 2: the preparation in the verifying present invention is significantly higher than commercially available medicament to the preventive effect of weeds.
Purpose 3: verifying after the present invention compounding degrass spectrum from prevent and kill off part broadleaf weeds be extended to prevent and kill off it is most of wealthy
Leaf weeds and part gramineae weed.
Purpose 4: verifying is to the highly-safe of wheat.
2.2 reagent agent
Test medicine: the preparation in Examples 1 to 8；Comparison medicament: 25% florasulam WG, 20% triasulfuron WG
2.3 subjects
Broadleaf weeds: clearvers, Descurainia sophia, corn gromwell, gramineae weed: seeing ma wheat, wild avena sativa, and five kinds of wheat paddocks are miscellaneous
Grass.
2.4 test sites: the village new villages and small towns Zhao Zhuan, Zhengzhou City Henan Province Xinzheng City
2.5 experimental design
Experimental plot area 20m2, each processing are done 3 repetitions, are sprayed with knapsack sprayer, sprinkler selection removes
The careless dedicated Fan spray head of agent, when spraying, it should be noted that by medical fluid even spraying into cell, accomplish no drain spray, showing of more spraying
As.The dosage of 25% florasulam WG and the preparation of Examples 1 to 8 is 3g a.i./667m2,25% triasulfuron WG's
Dosage is 2g a.i./667m2.The damage symptoms of 3d and 7d investigation weeds, 20d investigate the fresh weight preventive effect to weeds after spray,
40d investigates the dry weight preventive effect to weeds, and investigates safety of the medicament sprayed to wheat.
2.6 test result
2.6.1 the damage symptoms of 3d weeds after spraying
It sprays after 3d, sprays investigated five kinds of weeds in the cell of 25% triasulfuron WG and partial blade volume occur
Bent symptom.Investigated five kinds of weeds are sprayed in the cell of 25% florasulam WG without any damage symptoms.It sprays
There is different degrees of curling in investigated five kinds of weeds major parts blade in the cell of preparation in Examples 1 to 8.
2.6.2 the damage symptoms of 7d weeds after spraying
It sprays after 7d, sprays investigated five kinds of weeds major part blade in the cell of 25% triasulfuron WG and roll up
Song, the cauline leaf of part weeds have already appeared withered.It is big to spray investigated five kinds of weeds in the cell of 25% florasulam WG
Partial blade crimps.Spray in Examples 1 to 8 that difference occur in investigated five kinds of grass cutting blades in the cell of preparation
The curling of degree, most of cauline leaf are withered.
2.6.3 preventive effect investigation result such as table 2, table 3 after spraying medicament 20d, 40d, to Safe to wheat investigation such as table 4.
Table 2: fresh weight preventive effect investigation result of the 20d to weeds after medicine
Table 3: dry weight preventive effect investigation result of the 40d to weeds after medicine.
Table 4: medicament investigates Safe to wheat
After spray from the point of view of the weeds damage symptoms investigation of 3d and 7d, although spraying 25% triasulfuron WG weeds in short-term
Interior damage symptoms can occur, but extent of injury is still significantly weaker than and sprays in the present invention the small of preparation in Examples 1 to 8
Weeds in area.The cell weeds for spraying 25% florasulam WG do not go out damage symptoms after spray when 3d, after spray
Just occur slight damage symptoms when 7d, hence it is evident that be later than the weeds sprayed in the present invention in Examples 1 to 8 in the cell of preparation.
Thus illustrate, the apparent raising that the quick-acting of weeding obtains after florasulam and triasulfuron compounding, and weeds are short
It will appear serious damage symptoms in time.
After spray the fresh weight investigation result of 20d and spray after 40d dry weight investigation result from the point of view of, florasulam and ether
Significant raising obtained to the broadleaf weeds of wheat paddock and the preventive effect of gramineae weed after tribenuron-methyl compounding, to two kinds after compounding
90% or more, degrass spectrum also significantly expands the preventive effect of gramineae weed and three kinds of broadleaf weeds.
From the point of view of the investigation result to Safe to wheat, compound drug sprays rear wheat and any symptom of chemical damage does not occur,
To the highly-safe of wheat.
In conclusion the present invention is while improving to the preventive effect of wheat paddock broadleaf weeds and gramineae weed, quick-acting
Also significant raising has been obtained.Degrass spectrum is extended to most of broadleaf weeds and part gramineae weed by part broadleaf weeds.
Claims (10)
1. a kind of herbicide composition for wheat field, which is characterized in that the effective component of the herbicidal composition is florasulam
With triasulfuron binary built, wherein the mass ratio of florasulam and triasulfuron is 1:80~80:1.
2. herbicide composition for wheat field according to claim 1, which is characterized in that the florasulam and triasulfuron
Mass percentage of the two in herbicidal composition is 1%~80%.
3. herbicide composition for wheat field according to claim 1 or claim 2, which is characterized in that the florasulam and ether benzene
The grand mass ratio of sulphur is 1:40~40:1, the quality hundred of both the florasulam and triasulfuron in herbicidal composition
Dividing content is 20%~60%.
4. herbicide composition for wheat field according to claim 3, which is characterized in that the herbicidal composition is with double fluorine sulphurs
Careless amine and triasulfuron are that the auxiliary agent allowed on effective component and pesticide is configured to any one dosage form；The dosage form is wettable
Pulvis, the wettable powder consist of the following mass percentage components: florasulam and triasulfuron 1%~80%,
Dispersing agent 1%~8%, wetting agent 1%~6%, filler is supplied.
5. herbicide composition for wheat field according to claim 4, which is characterized in that the wettable powder is by following quality
The group of percentage is grouped as: florasulam and triasulfuron 20%~60%, dispersing agent 2%~6%, and wetting agent 2%~
4%, filler is supplied.
6. herbicide composition for wheat field according to claim 4 or 5, which is characterized in that the dispersing agent be selected from such as down toward
Few one kind: polycarboxylic acid salt, lignin sulfonate, naphthalenesulfonate, succinic acid sulfonate, polystyrene-based phenol polyethenoxy
Ether sulfate class；
The wetting agent is selected from following at least one: vinyl polyethenoxy ether class, alkyl naphthalene sulfonic acid salt, polyoxyethylene sulfuric acid
Ester salt, alkyl acid esters sodium sulfonate, aliphatic alcohol polyethenoxy class；
The filler is selected from following at least one: kaolin, precipitated calcium carbonate, white carbon black, attapulgite, diatomite, common swollen
Moisten soil, clay, cornstarch.
7. according to herbicide composition for wheat field described in claim 4-6, which is characterized in that the herbicide composition for wheat field
Production method include the following steps:
(1) in proportion florasulam is uniformly mixed to obtain base-material with triasulfuron, dispersing agent, wetting agent, filler；
(2) above-mentioned uniformly mixed base-material is crushed to fineness D by airslide disintegrating mill90Less than 10 μm.
8. herbicide composition for wheat field according to claims 1 to 3, which is characterized in that the herbicidal composition is with double
Penoxsulam and triasulfuron are that the auxiliary agent allowed on effective component and pesticide is configured to any one dosage form；The dosage form is
Water dispersible granules, the water dispersible granules consist of the following mass percentage components: florasulam and triasulfuron 1%
~80%, dispersing agent 1%~5%, wetting agent 1%~5%, disintegrating agent 2%~20%, binder 0.1%~3%, filler benefit
Foot.
9. herbicide composition for wheat field according to claim 8, which is characterized in that the dispersing agent is selected from following at least one
Kind: it is polycarboxylic acid salt's dispersing agent, Pluronic PE 6800, naphthalenesulfonate dispersing agent, lignin sulfonate dispersing agent, more
Styryl phenol polyethenoxy ether sulfate, succinic acid Sulfonates dispersing agent, benzenesulfonates dispersing agent；
The wetting agent is selected from following at least one: polystyrene-based polyethenoxy ether class wetting agent, alkyl naphthalene sulfonic acid salt profit
Humectant, polyoxyethylene sulfates, alkyl acid esters sodium sulfonate, aliphatic alcohol polyethenoxy class wetting agent；
The disintegrating agent agent is selected from following at least one: anhydrous sodium sulfate, anhydrous slufuric acid ammonium, sodium chloride, polyvinylpyrrolidone,
Hydroxypropyl cellulose；
The binder is selected from following at least one: glucose, sucrose, carboxymethyl cellulose, polyethylene glycol, hydroxypropyl methylcellulose,
Carboxymethyl cellulose, carboxymethyl cellulose；
The filler is selected from following at least one: kaolin, precipitated calcium carbonate, cornstarch, white carbon black, attapulgite, diatom
Native, common bentonite, clay.
10. herbicide composition for wheat field according to claim 9, which is characterized in that the herbicide composition for wheat field
Production method include the following steps:
(1) florasulam is uniformly mixed with triasulfuron, dispersing agent, wetting agent, disintegrating agent, binder, water in proportion
To base-material；
(2) base-material obtained in step (1) is crushed to fineness D90 less than 10 μm by airslide disintegrating mill；
(3) base-material crushed is added in U-shaped kneader, 15%~20% water is added into base-material, is made by kneader
Water and base-material are uniformly mixed；
(4) kneaded base-material is granulated into cylindrical particle by Squeezinggranulator, the particle squeezed out is passed through into vibration stream
Change bed drying to moisture content in particle less than 3%.
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|---|---|---|---|---|
| DE19834627A1 (en) * | 1998-07-31 | 1998-12-03 | Novartis Ag | Broad-spectrum pre- or post=emergence herbicidal composition |
| CN101217869A (en) * | 2005-07-07 | 2008-07-09 | 拜尔作物科学股份公司 | Cultigen-compatible herbicidal agents containing herbicides and acylsulfamoylbenzamide safeners |
| CN102037986A (en) * | 2011-01-13 | 2011-05-04 | 青岛瀚生生物科技股份有限公司 | Compounded composition containing tribenuron-methyl and florasulam |
| CN102379302A (en) * | 2011-12-15 | 2012-03-21 | 安徽丰乐农化有限责任公司 | Postemergence compound herbicide for wheat |
| CN103070185A (en) * | 2013-01-31 | 2013-05-01 | 安徽丰乐农化有限责任公司 | Herbicidal water dispersible granule for wheat fields |
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