CN107041376A - A kind of rice weeding composition - Google Patents
A kind of rice weeding composition Download PDFInfo
- Publication number
- CN107041376A CN107041376A CN201710496998.2A CN201710496998A CN107041376A CN 107041376 A CN107041376 A CN 107041376A CN 201710496998 A CN201710496998 A CN 201710496998A CN 107041376 A CN107041376 A CN 107041376A
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- CN
- China
- Prior art keywords
- flucetosulfuron
- azoles
- sulfone
- sulfone pyrrole
- careless
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
- A01N43/72—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with nitrogen atoms and oxygen or sulfur atoms as ring hetero atoms
- A01N43/80—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with nitrogen atoms and oxygen or sulfur atoms as ring hetero atoms five-membered rings with one nitrogen atom and either one oxygen atom or one sulfur atom in positions 1,2
-
- 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 rice weeding composition, active ingredient is flucetosulfuron and the careless azoles of sulfone pyrrole, and the mass ratio of flucetosulfuron and the careless azoles of sulfone pyrrole is 0.1 40：0.1 45, both sums are 0.1 80% in the percentage composition of Herbicidal combinations, and can be prepared into wettable powder, water dispersible granules, aqueous suspension agent, granule.The features such as rice weeding composition of the present invention has good safety and environmental protection, prevention effect, herbicide spectrum width, delays the resistance to the action of a drug.
Description
Technical field
The invention belongs to technical field of pesticide, especially herbicide field, and in particular to a kind of weeding group of two-spot compounding
Compound, the Herbicidal combinations are used for rice weeding.
Background technology
Flucetosulfuron belongs to sulfonylurea herbicide, is inhibitor of acetolactate synthetase, available for water paddy soil or stem
Leaf processing, after being absorbed by the root, stem and leaf of plant, by suppressing the acetolactate synthestase of plant, hinders branched-chain amino acid such as
Valine, leucine, the biosynthesis of isoleucine, so as to destroy the synthesis of protein, disturb DNA synthesis and cell division
With growth, Plant death is ultimately resulted in.Flucetosulfuron has preventive effect to grass family, broad-leaved section, sedge weed, but actually makes
In, the preventive effect to different weeds in each section is completely different, such as to barnyard grass, flat bar scirpus triqueter, angustifolia arrowhead herb, cloves
Preferably, the preventive effect to Paspalum distichum, moleplant seed, bog pondweed etc. is poor for the preventive effects such as knotweed, nutgrass flatsedge.
Sulfone pyrrole grass azoles Shi isoxazole herbicides, with the effect for suppressing plant cell division.The herbicide is earliest by day
This K-I chemistry institutes are found, realize industrialization by the former chemical format combination of Japanese combinatorial chemistry form and Japanese Buddhist nunnery later.
Sulfone pyrrole grass azoles is mainly used in preventing and kill off the grass family and the new herbicide before seedling stage of broad-leaved section weeds of corn and soybean field and wheat paddock.
The weeds such as annual gramineous weed, including setaria, knotgrass, Echinochloa, sorghum and Amaranthus, datura can effectively be prevented and treated
The broad leaved weeds such as category, Solanum, abutilon, Chenopodium.Its herbicide controlling spectrum is more than Acetochlor and propisochlor, to piemarker, artemisiifolia, wide vane arm
The prevention effect of nearly all weeds such as shape grass, millet, green bristlegrass is superior to stable preventive effect after propisochlor, and spray and reaches 85d
As long as；Under drought condition, it prevents and treats green green bristlegrass and the effect of amaranth is better than S- isopropyl methoxalamines；Low dosage preventing and treating is various miscellaneous
The term of validity of grass is longer.
Both the above medicine easily makes plant develop immunity to drugs after long-term exclusive use, cause dosage to increase,
The problems such as preventive effect reduction, lasting period shorten.
The content of the invention
In consideration of it, it is an object of the invention to provide a kind of Herbicidal combinations and its preparation.The preventing and treating of the Herbicidal combinations
Effect is good, herbicide spectrum width, can effectively prevent and treat rice weed, can be prepared into wettable powder, water dispersible granules, aqueous suspension
Agent, granule.
To realize the goal of the invention of the present invention, the present invention provides following technical scheme：
A kind of rice weeding composition, it is characterised in that the Herbicidal combinations include active ingredient flucetosulfuron and sulfone pyrrole grass
Azoles, the mass ratio of both active ingredients is 0.1-40：0.1-45, the percentage composition that both sums account for Herbicidal combinations is 0.1-
80%.
In the two-spot complex preparation of the present invention, in addition to active ingredient, the auxiliary agent allowed on agricultural chemicals can be also added, to prepare
Into any one formulation.It is preferred that being processed into wettable powder, water dispersible granules, aqueous suspension agent, granule.
Described insecticides adjuvant includes dispersant, wetting agent, disintegrant, binder, adsorbent, antifreezing agent, preservative, increasing
Thick dose, thixotropic agent etc., these auxiliary agents use conventional known compound.
When preparing wettable powder, the mass ratio of flucetosulfuron and the careless azoles of sulfone pyrrole is 1-40：1-30；
When preparing water dispersible granules, the mass ratio of flucetosulfuron and the careless azoles of sulfone pyrrole is 15-35：25-45；
When preparing aqueous suspension agent, the mass ratio of flucetosulfuron and the careless azoles of sulfone pyrrole is 5-20：10-25；
When preparing granule, the mass ratio of flucetosulfuron and the careless azoles of sulfone pyrrole is 0.1-10：0.1-10.
The present invention dexterously make use of the flucetosulfuron mechanism of action different from the herbicide of the careless azoles of sulfone pyrrole.By both carry out
Compounding is so as to reach the effect of synergy, and this Herbicidal composition for rice field has that herbicidal effect is more efficient, herbicide controlling spectrum is wider, holding effect
The advantage such as the phase is longer.
Embodiment
The flucetosulfuron sulfone pyrroles of S1 8% grass azoles wettable powder
The careless azoles 2% of flucetosulfuron 6%, sulfone pyrrole, dispersant naphthalenesulfonic acid-formaldehyde condensate 0.8%, wetting agent dodecyl
Sodium sulphate 0.7%, filler diatomite are supplied.The wettable powder product of the present invention is made according to conventional formulation method.
The flucetosulfuron sulfone pyrroles of S2 30% grass azoles wettable powder
The careless azoles 12% of flucetosulfuron 18%, sulfone pyrrole, dispersant calcium lignosulfonate 1.5%, wetting agent are polyxyethylated
Phenyl ether sodium sulfate 1%, filler talcum powder are supplied.The wettable powder product of the present invention is made according to conventional formulation method.
The flucetosulfuron sulfone pyrroles of S3 65% grass azoles wettable powder
The careless azoles 27% of flucetosulfuron 38%, sulfone pyrrole, the wooden disulfonate acid 3% of dispersant, wetting agent lauryl sodium sulfate
2%th, filler cornstarch is supplied.The wettable powder product of the present invention is made according to conventional formulation method.
The flucetosulfuron sulfone pyrroles of S4 45% grass azoles water dispersible granules
The careless azoles 27% of flucetosulfuron 18%, sulfone pyrrole, dispersant polycarboxylic acids sodium 2%, wetting agent octadecyl sodium succinate
1%th, disintegrant ammonium sulfate 3%, binder glucose 4%, filler cornstarch are supplied.This is made according to conventional formulation method
The water dispersible granules product of invention.
The flucetosulfuron sulfone pyrroles of S5 55% grass azoles water dispersible granules
The careless azoles 30% of flucetosulfuron 25%, sulfone pyrrole, dispersant polycarboxylic acids sodium 2.5%, wetting agent octadecyl sodium succinate
2%th, disintegrant ammonium sulfate 3.5%, binder glucose 4.5%, filler diatomite are supplied.It is made according to conventional formulation method
The water dispersible granules product of the present invention.
The flucetosulfuron sulfone pyrroles of S6 75% grass azoles water dispersible granules
The careless azoles 43% of flucetosulfuron 32%, sulfone pyrrole, the wooden disulfonate acid 3% of dispersant, wetting agent Negel
2.5%th, disintegrant ammonium sulfate 4%, binder soluble starch 5%, filler diatomite are supplied.It is made according to conventional formulation method
The water dispersible granules product of the present invention.
The flucetosulfuron sulfone pyrroles of S7 18% grass azoles aqueous suspension agent
The careless azoles 12% of flucetosulfuron 6%, sulfone pyrrole, dispersant xylonic acid sulfoacid calcium 1%, wetting agent neopelex
0.5%th, thickener aluminium-magnesium silicate 1%, thixotropic agent white carbon 1.5%, antifreezing agent propane diols 3%, preservative paraformaldehyde 1%,
Deionized water is supplied.According to conventional formulation method with the aqueous suspension agent product that the present invention is made.
The flucetosulfuron sulfone pyrroles of S8 36% grass azoles aqueous suspension agent
The careless azoles 20% of flucetosulfuron 16%, sulfone pyrrole, the wooden disulfonate acid 1.5% of dispersant, wetting agent amber dioctyl ester sulphur
Sour sodium 1%, thickener aluminium-magnesium silicate 3%, thixotropic agent white carbon 2.5%, antifreezing agent glycerine 4%, Preservative Kathon CG(Methylchloroisothiazolinone/Methylisothiazolinone combination) 3%, go
Ionized water is supplied.According to conventional formulation method with the aqueous suspension agent product that the present invention is made.
The flucetosulfuron sulfone pyrroles of S9 40% grass azoles aqueous suspension agent
The careless azoles 22% of flucetosulfuron 18%, sulfone pyrrole, the formaldehyde condensation products 2% of dispersant alkyl naphthalene sulfonate, wetting agent ten
Dialkyl benzene sulfonic acids sodium 1.5%, thickener xanthan gum 5%, thixotropic agent white carbon 3.5%, antifreezing agent glycerine 5%, anti-corrosion
Agent paraformaldehyde 4%, deionized water are supplied.According to conventional formulation method with the aqueous suspension agent product that the present invention is made.
The flucetosulfuron sulfone pyrroles of S10 0.5% grass azoles granule
The careless azoles 0.2% of flucetosulfuron 0.3%, sulfone pyrrole, adsorbent activity carclazyte 0.08%, binder dextrin 0.02%, fill out
Material diatomite is supplied.According to conventional formulation method with the granule product that the present invention is made.
The flucetosulfuron sulfone pyrroles of S11 10% grass azoles granule
The careless azoles 6% of flucetosulfuron 4%, sulfone pyrrole, adsorbent white carbon 3.5%, binder polyacrylamide 2.5%, filler
Bentonite is supplied.According to conventional formulation method with the granule product that the present invention is made.
The flucetosulfuron sulfone pyrroles of S12 16% grass azoles granule
The careless azoles 7% of flucetosulfuron 9%, sulfone pyrrole, adsorbent activity carclazyte 4.5%, binder hydroxymethyl cellulose 3.5%,
Filler clay is supplied.According to conventional formulation method with the granule product that the present invention is made.
Comparative example
The flucetosulfuron water dispersible granules of D1 30%
30% flucetosulfuron water dispersible granules are conventionally made.
The sulfone pyrroles of D2 60% grass azoles water dispersible granules
The careless azoles water dispersible granules of 60% sulfone pyrrole are conventionally made.
1) toxicity determination test
Test objective：Under the conditions of greenhouse pot culture the careless azoles of flucetosulfuron and sulfone pyrrole and different blended with combine to barnyard grass, piemarker,
The herbicidal effect of difformed galingale herb, and its synergy is have rated respectively.
For studying thing：Paddy rice.
Control object：Grassy weed：Barnyard grass；Broad leaved weed：Piemarker；Nutgrass flatsedge：Difformed galingale herb.
Material to be tested：The careless azoles active compound of 97% flucetosulfuron active compound, 97% sulfone pyrrole.
Test method：
Flucetosulfuron surveys object with the careless azoles of sulfone pyrrole using barnyard grass, piemarker, difformed galingale herb as raw.From not applying weeding
Agent, pH6.8 soil, soil is air-dried after sieving, in the high 6cm of loading, diameter 9cm polypots, and 20 seeds, lid are sowed per basin
It is placed in greenhouse and cultivates after fine earth thick 0.5-1cm, treats that weeds length to the 2-4 leaf phases use potted plant cauline leaf process method (NY/T
1155.4-2006), 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
Range estimation target damage symptoms and growth inhibition feelings after culture, the growing state of routine observation target weeds, 20d are placed in greenhouse
Condition, and claim aerial part fresh weight or strain fresh weight, toxicity action of the medicament to target weeds is evaluated with target fresh weight inhibition.
Specific method is with reference to the part of NY/T1155.4-2006 farm-chemical indoor determination test rules herbicide the 4th：Activity
Determination test cauline leaf spray-on process is tested, and often handles 4 repetitions, often repeatedly 20 plants, if being blank control without chemicals treatment.
Binary built synergy evaluation method is removed with reference to NY/T1155.7-2006 farm-chemical indoor determination test rules
Colby methods in the synergy measure of the careless part mixture of agent the 7th.
If E be flucetosulfuron, the careless azoles of sulfone pyrrole it is mixed after the weeds weight surveyed be the percentage for compareing weeds weight.
The theoretical preventive effect of mixture is calculated according to below equation：
E0=X × Y/100
In formula, X is that flucetosulfuron weeds weight under certain dosage is the percentage for compareing weeds weight；Y is the careless azoles of sulfone pyrrole
Weeds weight is the percentage of control weeds weight under certain dosage.
E-E0＞ 10% is antagonism；E-E0＜ -10% is synergistic effect；E-E0Value is addition between ± 10%
Effect.
The preventive effect of the flucetosulfuron of table 1, sulfone pyrrole grass azoles and its mixture to barnyard grass
Table 1 shows, specifically proportioning is 1+10,1+12.5,1+15,1.5+10,1.5+12.5 for flucetosulfuron and the careless azoles of sulfone pyrrole,
1.5+15,2+10,2+12.5,2+15, the E-E of two-spot complex composition0Both less than -10%, synergistic effect is shown as to barnyard grass；
And the synergistic effect when its binary built is 2+15 is the most notable, its E-E0It is worth for -22.29%.
The preventive effect of the flucetosulfuron of table 2, sulfone pyrrole grass azoles and its mixture to piemarker
Table 2 shows that specifically proportioning is 1.5+15 to flucetosulfuron with the careless azoles of sulfone pyrrole, the most obvious to piemarker synergistic effect, its
E-E0It is worth for -20.00%.
The preventive effect of the flucetosulfuron of table 3, sulfone pyrrole grass azoles and its mixture to difformed galingale herb
Table 3 shows that specifically proportioning is 2+15 to flucetosulfuron with the careless azoles of sulfone pyrrole, and synergistic effect is shown as to difformed galingale herb；Its
E-E0It is worth for -22.75%.2) field control effectiveness test
Reagent agent：Embodiment S1-12.
Comparison medicament：Comparative example 1-2.
Subjects：Grass family：Barnyard grass, moleplant seed；Broad-leaved section：Piemarker, angustifolia arrowhead herb；Cyperaceae：Cyperus iria, special-shaped Sha
Grass.
Test method：
According to the area of experimental plot, the good various medicaments of precise, and be watered after dilution, using knapsack sprayer,
Carry out even spraying, the special Fan spray head of sprinkler selection herbicide.During spraying, it should be noted that decoction is uniformly sprayed application to experiment small
Qu Zhong, accomplishes the phenomenon sprayed without drain spray, more.20d, 40d observe weeds death condition after medicine respectively after experiment, and relatively more each
The activity of weeding of medicament is planted, 4,5 are specifically shown in Table.In addition, the condition of production of crop is also observed in 1-15d after medicine, to investigate
Whether medicament has poisoning to crop, is specifically shown in Table 6.
The effect of 20 days after the flucetosulfuron of table 4 and the careless azoles dispenser of sulfone pyrrole
The effect of 40 days after the flucetosulfuron of table 5 and the careless azoles dispenser of sulfone pyrrole
As can be seen that the present invention is used by two kinds of active ingredient flucetosulfurons and the careless azoles mixture of sulfone pyrrole from table 4,5, medicine
Effect is played also than very fast, and the preventive effect to barnyard grass, moleplant seed, piemarker, angustifolia arrowhead herb, cyperus iria, difformed galingale herb is independent higher than agricultural chemicals
The preventive effect used, while grass family, broad-leaved section weeds, overall also above the two kinds agricultural chemicals of preventive effect of sedge weed are used alone
Overall preventive effect, achieving significant synergistic effect, there is provided overall preventive effect so that herbicide controlling spectrum of the invention further expands
Exhibition.The herbicide medication of the present invention simultaneously is substantially better than the preventing and treating effect that two kinds of agricultural chemicals are used alone after 20 days with drug effect after 40 days
Really, this shows that the herbicide of the present invention is not only acted on more persistently, and is difficult so that weeds especially malignant weed is produced and resisted
The property of medicine.
The flucetosulfuron of table 6 is with the careless azoles of sulfone pyrrole to crop rice safety sex investigation
Table 6 shows that the rice seedlings that herbicide of the present invention is respectively handled in cell grow fine, and has no any obvious medicine spot, explanation
The herbicide of the present invention is safe to paddy rice.Herbicide of the present invention is easily degraded, to rice safety, is had no side effect；In soil
Middle residual life, is short, to succession crop safety.
It is known that the illustrative embodiments that above-described embodiment uses only for explanation inventive principle, but it is of the invention
This is not limited only to, those skilled in the art can make various improvement and change in the case where not departing from real situation of the present invention, these
Improve and change falls within protection scope of the present invention.
Claims (3)
1. a kind of rice weeding composition, it is characterised in that：Active ingredient is flucetosulfuron and the careless azoles of sulfone pyrrole, described fluorine pyrrole sulphur
The grand mass ratio with the careless azoles of sulfone pyrrole is 0.1-40：0.1-45, the mass percent that both sums are accounted in Herbicidal combinations is 0.1-
80%.
2. rice weeding composition according to claim 1, it is characterised in that：Described rice weeding composition can be prepared
Into wettable powder, water dispersible granules, aqueous suspension agent, granule.
3. rice weeding composition according to claim 1 or 2 is used to prevent and treat grass family, broad-leaved section, sedge weed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710496998.2A CN107041376A (en) | 2017-06-24 | 2017-06-24 | A kind of rice weeding composition |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710496998.2A CN107041376A (en) | 2017-06-24 | 2017-06-24 | A kind of rice weeding composition |
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| Publication Number | Publication Date |
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| CN107041376A true CN107041376A (en) | 2017-08-15 |
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ID=59547348
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| CN201710496998.2A Pending CN107041376A (en) | 2017-06-24 | 2017-06-24 | A kind of rice weeding composition |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109673651A (en) * | 2018-12-26 | 2019-04-26 | 广西壮族自治区农业科学院玉米研究所 | A kind of composition pesticide of cornfield weeding |
| CN113367149A (en) * | 2021-06-09 | 2021-09-10 | 广西壮族自治区农业科学院 | Herbicidal composition of topramezone and ethoxysulfuron and application thereof |
-
2017
- 2017-06-24 CN CN201710496998.2A patent/CN107041376A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109673651A (en) * | 2018-12-26 | 2019-04-26 | 广西壮族自治区农业科学院玉米研究所 | A kind of composition pesticide of cornfield weeding |
| CN113367149A (en) * | 2021-06-09 | 2021-09-10 | 广西壮族自治区农业科学院 | Herbicidal composition of topramezone and ethoxysulfuron and application thereof |
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