CN107156147A - Herbicidal composition for paddy fields containing penoxsuam, the different monooctyl ester, metamifops of fluroxypyr - Google Patents
Herbicidal composition for paddy fields containing penoxsuam, the different monooctyl ester, metamifops of fluroxypyr Download PDFInfo
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- CN107156147A CN107156147A CN201710235322.8A CN201710235322A CN107156147A CN 107156147 A CN107156147 A CN 107156147A CN 201710235322 A CN201710235322 A CN 201710235322A CN 107156147 A CN107156147 A CN 107156147A
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- fluroxypyr
- monooctyl ester
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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
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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
- A01N43/34—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one nitrogen atom as the only ring hetero atom
- A01N43/40—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one nitrogen atom as the only ring hetero atom six-membered rings
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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
- A01N43/74—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 1,3
- A01N43/76—1,3-Oxazoles; Hydrogenated 1,3-oxazoles
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- Life Sciences & Earth Sciences (AREA)
- Agronomy & Crop Science (AREA)
- Pest Control & Pesticides (AREA)
- Plant Pathology (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Dentistry (AREA)
- General Health & Medical Sciences (AREA)
- Wood Science & Technology (AREA)
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- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The invention discloses a kind of Herbicidal composition for paddy fields containing penoxsuam, the different monooctyl ester, metamifops of fluroxypyr, including following active principle：The different monooctyl ester of penoxsuam, fluroxypyr is He metamifop, the different monooctyl ester of the penoxsuam, fluroxypyr are He the weight ratio of metamifop is（1‑2）:（4‑12）:（5‑10）.The present invention is to Herba Eragrostidis ferrugineae of cracking rice, the weeds such as barnyard grass are carried out in resistant biotypes west has good preventive effect, compared with above-mentioned three kinds of single doses or wherein any two kinds of compositions and improve herbicidal performance, reduce Pesticide use amount, alleviate the pollution to environment, delay the generation of herbicide resistance, and it is good to Security of rice, it is a kind of newtype drug combination of extraordinary preventing and treating paddy field weed.
Description
Technical field
The invention belongs to chemical pesticide field, more particularly, to one kind containing penoxsuam, the different monooctyl ester of fluroxypyr,
The Herbicidal composition for paddy fields of metamifop.
Background technology
Penoxsuam (Penoxsulam), chemical name 2- (2,2- difluoro ethoxy)-N- (5,8- dimethoxies (1,2,4)
Triazole-(1,5-C) pyrimidine -2-base) -6- trifluoromethyls-benzene sulfanilamide (SN).It is The Dow Agrosciences, LLC. (Dow AgroSciences)
The after seedling herbicide for paddy field of exploitation.September is registered in U.S. EPA official register on the 24th within 2004, and 2005 in southern US rice
Area's popularization and application, are registered for 2008 in China.It is a kind of strong inhibitor of acetolactate synthetase of conduction type, medicament is through cauline leaf, children
Bud and Root Absorption, are conducted to separate living tissue by xylem and bast, suppress plant strain growth, make growing point chlorosis, weeds
7-15 days gradually dead.Barnyard grass, annual sedge weed, part broad leaved weed can effectively be prevented and kill off.But penoxsuam is to portion
Point grassy weed and broadleaved herb effect are poor, and in the range of recommended dose, penoxsuam is substantially invalid to lady's-grass.And five fluorine
Sulphur grass amine active ingredient is sprayed higher than 70ga.i./hm2 dosage, has certain inhibitory action to the growth of rice root.And it is near
Nian Lai, because penoxsuam large area overdose is used, many areas are reacted anti-penoxsuam bion weeds and occurred
It is very serious.
The different monooctyl ester of fluroxypyr (Fluroxypyr-meptyl) belongs to pyridine fluoroacetic acid class herbicide, is inhaled with interior
Conduction, after seedling is used, and the reaction of classical hormones class herbicide occurs in sensitive crop.Clearvers, field are prevented and kill off suitable for wheat paddock
The broad leaved weeds such as japanese bearbind, shepherd's purse, chickweed, volume stem amaranth, purslane, alternanthera philoxeroides, to grass family and sedge weed effect compared with
Difference.
Metamifop (metamifop) belongs to aromatic oxygen-phenoxy group propionates class herbicide, and its mechanism of action is to suppress second
Acyl coenzyme A carboxylation enzymatic synthesis, makes aliphatic acid synthesis stopping, and the growth division of cell can not be normally carried out, the knot containing fat such as membranous system
Structure is destroyed, and finally results in Plant death.To rice safety, have to grassy weed such as barnyard grass, moleplant seed, lady's-grass, eleusine indica
There is good activity.
Bion (Biotype) refers to the monoid that different physiological and ecological characteristics are presented with population or between population.Due to
The season activity between Different groups, biological rhythm, body size, face caused by other natural or artificial condition differences
The difference of color, the resistance to the action of a drug, the potential energy that migrates, sex hormone, isozymogram, genotype frequency etc..The monoid broken up under all these kinds,
Bion can be summarized as in addition to subspecies.It is artificial that involved resistant biotypes weeds, which produce main cause, in this patent
The long-term use same class mechanism of action chemical herbicide, and the anti-medicine for causing the original weeds to the herbicide sensitive to produce
Property, resistant biotypes weeds are formd between population.
Enter China in 70-80 20th century, chemical herbicides age, the farmland weed to China prevents and kill off work and brings good fortune
Sound, substantial amounts of labour is able to free from artificial weeding.But the development of things is respectively provided with dual character, past 25 years
Between, the rapid popularization of the selective herbicide of the similar mechanism of action such as sulfonylurea, amide-type and synthetic hormone class and make year after year
With under the selection index system and pressure of these herbicides, some drug resistance plant insensitive to all class medicament sheets are due to gene
Selection index system and the drug-resistant organisms type that produces starts rapid rise and spread.So far dichloroquinoline is occurred in that in weed community
Acid resistance bion barnyard grass, sulfonylurea resistant biotypes Monochoria korsakowii, penoxsuam resistant biotypes barnyard grass, cyhalofop-butyl resist
Property bion moleplant seed etc..Wherein, barnyard grass (Echinochloa crusgalli are come with barnyard grass population Chinese and Western
Var.zelayemis) resistance is especially prominent, and preventing and controlling are the most arduous.Report Shanghai Songjiang area new recruit town resistant biotypes
It is 123.07 to dichloro quinolinic acid resistance index that barnyard grass is carried out in west.This high biological resistance west, which comes barnyard grass and common west and carrys out barnyard grass, similar outer
Shape, different essence, it or same grass for friend peasant, but this resistant biotypes weeds are using conventional
The purpose that barnyard grass agent such as dichloro quinolinic acid, bispyribac-sodium, penoxsuam etc. are but extremely difficult to prevent and kill off is killed, advantage typically can be still developed into
Group, strives water with paddy rice and strives fertilizer, paddy growth is had a strong impact on when density is big, the underproduction that paddy rice is different degrees of is caused, threatens me
The stability and development of state's Rice Production.
Inventor's discovery, penoxsulam during the related problem of tackling key problem rice terrace resistant biotypes weed control technology
The different monooctyl ester of amine, fluroxypyr He after three kinds of active ingredients of metamifop compounding Synergistic substantially, three kinds of active ingredients
The mechanism of action it is different, it is not only good to rice terrace annual gramineae, broad leaved weed preventive effect, while being prevented and kill off to difficult in rice terrace
Crack rice Herba Eragrostidis ferrugineae, barnyard grass is carried out in resistant biotypes west good preventive effect, and very safe to paddy rice under dosage.
The present invention to containing penoxsuam, the different monooctyl ester of fluroxypyr He metamifop containing penoxsuam,
The Herbicidal composition for paddy fields of the different monooctyl ester, metamifops of fluroxypyr is had made intensive studies using technology, by a large amount of
Experiment, completes the present invention, and it can effectively solve current rice terrace and prevent and kill off that weeds in field dispenser dosage is big, access times are more, agricultural chemicals
The problems such as residual is serious, resistant biotypes weeds are difficult anti-.
The content of the invention
In order to overcome the deficiencies in the prior art, the present invention provides a kind of poison more high and low to crop safety, low-residual, killed
Grass spectrum is wide, can effectively delay the rice field containing penoxsuam, the different monooctyl ester, metamifops of fluroxypyr of herbicide resistance
Herbicidal combinations.
The technical solution adopted for the present invention to solve the technical problems is：One kind contains penoxsuam, fluroxypyr
The Herbicidal composition for paddy fields of different monooctyl ester, metamifops, including following active principle：Penoxsuam, fluroxypyr are different
Monooctyl ester is He metamifop, the different monooctyl ester of the penoxsuam, fluroxypyr are He the weight ratio of metamifop is (1-
2):(4-12):(5-10)。
Further, the different monooctyl ester of penoxsuam, fluroxypyr is He the weight ratio of metamifop is (1-2):(6-
9):(6-8)。
Further, the different monooctyl ester of penoxsuam, fluroxypyr is He the weight of metamifop accounts for composition gross weight
The 1-45% of amount.
Further, the active principle and auxiliary agent hybrid process are into dispersible oil-suspending agent, missible oil, suspending agent, outstanding breast
Agent, the auxiliary agent includes emulsifying agent, dispersant, suspending agent, synergist, preservative and solvent.
Further, the emulsifying agent is calcium dodecyl benzene sulfonate, styrylphenol polyoxyethylene ether, alkylaryl
Polyoxyethylene poly-oxygen propylene aether, castor oil polyoxyethylene ether, polyoxyethylene polyoxypropylene block copolymer, alkylphenol-polyethenoxy
One or more in ether phosphate.
Further, the dispersant is sodium lignin sulfonate, alkylnaphthalene sulfonate, alkylphenol-polyethenoxy formaldehyde condensation
One or more in thing sulfate, dispersing agent MF, phosphate.
Further, the suspending agent is the one or more in organobentonite, xanthans, white carbon.
Further, the synergist is poly- trisiloxanes, heterogeneous ten alcohol polyoxyethylene ether, isomerous tridecanol polyoxyethylene
One or more in ether, butanedioic acid di-isooctyl sulfonate.
Further, preservative is the one or more in sodium benzoate, Kathon CG.
Further, solvent is soybean oil, methyl oleate, methyl naphthalene higher aliphatic hydrocarbon ils, aromatic hydrocarbons No. S-150, No. S-200
One or more in solvent naphtha.
Further, described Herbicidal combinations, its application is to prevent and kill off paddy field weed.
Further, described Herbicidal combinations, it is used to preventing and kill off crack rice Herba Eragrostidis ferrugineae, west of rice terrace and comes barnyard grass, barnyard grass, green grass or young crops
Barnyard grass, red pin barnyard grass, bald barnyard, Setaria glauca, moleplant seed, lady's-grass, eleusine indica, alternanthera philoxeroides, carp intestines, Monochoria vaginalis, the nit grass,
Cloves Liao.
The production method of above-mentioned Herbicidal composition for paddy fields is：In proportion by penoxsuam, the different monooctyl ester of fluroxypyr
He metamifops are mixed, then are mixed by formula rate with emulsifying agent, dispersant, synergist, suspending agent, preservative and solvent
It is even that dispersible oil-suspending agent, missible oil, suspending agent, suspension emulsion is made.
The frequency of use and usage amount of the Herbicidal composition for paddy fields of the present invention are as plant growth, weeds occur, weather becomes
Change and have a small amount of change, the purpose effectively prevented and treated can be reached by using appropriate dosage.
Herbicidal composition for paddy fields its active component penoxsuam of the present invention, the different monooctyl ester of fluroxypyr are He oxazole acyl
Careless amine compounding is co-administered, and obtains obvious synergistic function, overcomes the deficiency of the herbicide containing single-activity component, drops
The low consumption of single-activity composition, the mechanism of action is different, can delay the generation of herbicide resistance, while reducing production
Cost and use cost, and expand herbicide controlling spectrum, it can effectively prevent and kill off rice terrace annual grassy weeds and rice terrace resistant biotypes are miscellaneous
Grass, particularly rice terrace are cracked rice, and to carry out barnyard grass effect good for Herba Eragrostidis ferrugineae, resistant biotypes west, the present invention have efficiently, low toxicity, low-residual,
Inexpensive many advantages, such as.And the present invention is adjuvant used and solvent belongs to environmentally friendly type, low toxicity, low-residual, to rice safety.
In summary, the beneficial effects of the invention are as follows：Using conveniently, cost is low, can effectively reduce usage amount, reduces medication
Number of times, broad weed-killing spectrum can effectively delay herbicide resistance, and herbicidal effect is preferable.
Embodiment
In order that those skilled in the art are better understood from the present invention program, below by the technology in inventive embodiments
Scheme carries out clear, complete description.
Active ingredient is former using 95% penoxsuam active compound, the different monooctyl ester of 95% fluroxypyr in following examples
Medicine, 96% metamifop active compound, active compound and auxiliary element are commercially available.
Embodiment 1
Penoxsuam 2%, the different , metamifops 6% of monooctyl ester 8% of fluroxypyr, calcium dodecyl benzene sulfonate
5%, castor oil polyoxyethylene ether 5%, polyoxyethylene polyoxypropylene block copolymer 2%, organic silicon defoamer 0.2% is organic
Bentonite 2%, soybean oil surplus.Above-mentioned all the components are well mixed in the ratio, make gained through horizontal sand mill grinding
Material average grain diameter is less than 5 microns, you can the 16% 5 dispersible oil-suspending agent (2 of fluorine Lv Fu metamifops is made：8：
6)。
Embodiment 2
Penoxsuam 1%, the different , metamifops 7% of monooctyl ester 9% of fluroxypyr, calcium dodecyl benzene sulfonate
7%, styrylphenol polyoxyethylene ether 3%, castor oil polyoxyethylene ether 6%, poly- trisiloxanes 2%, methyl oleate 1%,
Aromatic hydrocarbons S-150 solvent naphtha surpluses.Above-mentioned all the components are well mixed in the ratio, you can 17% 5 fluorine chlorine is made
Fu metamifops missible oil (1：9：7).
Embodiment 3
Penoxsuam 1.5%, the different , metamifops 7% of monooctyl ester 7.5% of fluroxypyr, DBSA
Calcium 5%, castor oil polyoxyethylene ether 6%, polyoxyethylene polyoxypropylene block copolymer 3%, xanthans 1%, S-150 solvents
15%, water surplus.Penoxsuam, metamifops, polyoxyethylene polyoxypropylene block copolymer and water are mixed in proportion
Uniformly, resulting material average grain diameter is made to be less than 3-5 microns through horizontal sand mill grinding, by the different monooctyl ester of fluroxypyr, 12
Alkyl benzene calcium sulfonate, castor oil polyoxyethylene ether, S-150 solvents are added to penoxsuam, oxazoles after mixing in proportion
In acyl grass An Sha Mo liquid, stirred in charging, be eventually adding after xanthans and can be prepared by 16% 5 fluorine Lv Fu oxazoles acyl grass
Amine suspension emulsion (1.5：7.5：7).
Embodiment 4
Penoxsuam 2%, the different , metamifops 8% of monooctyl ester 6% of fluroxypyr, alkylnaphthalene sulfonate 4% gathers
Oxygen ethene polyoxypropylene block copolymers 1%, organobentonite 2%, sodium benzoate 1%, water surplus.By penoxsuam, chlorine
The different monooctyl ester of fluorine pyrrole fluoroacetic acid, metamifop, alkylnaphthalene sulfonate, polyoxyethylene polyoxypropylene block copolymer, organic swelling
Soil and water are mixed in proportion, and resulting material average grain diameter is less than 3-5 microns through horizontal sand mill grinding, after being well mixed
It can be prepared by 16% 5 fluorine Lv Fu metamifops suspending agent (2：6：8).
It is raw to survey embodiment
In order to verify the effect of Herbicidal composition for paddy fields, the present invention is by the way of indoor biometricses, to penoxsuam, chlorine
The different proportion co-toxicity experiment of the different monooctyl ester of fluorine pyrrole fluoroacetic acid He metamifop.
Reagent agent：95% penoxsuam active compound, the different monooctyl ester of 95% fluroxypyr, 96% metamifop are former
Medicine.
Test target：Barnyard grass (Echinochloa crusgalli var.Zelayensis), seed are come in resistant biotypes west
2013 Nian9Yue Shanghai Songjiangs areas are collected in, are dried, 4 degrees Celsius of constant temperature preserve stand-by.
Testing equipment：Beaker, electronic balance, liquid-transfering gun, spray tower (Nanjing Agriculturing Mechanization Inst., Ministry of Agriculture,
3WPSH-500D, atomisation pressure 3.0kg/cm3)
Test method：Using greenhouse pot culture method, cauline leaf spraying treatment is carried out for examination weeds under each dosage.Often processing is set 4 times
Repeat, separately set blank control.Handle in rearmounted greenhouse and cultivate, regular moisturizing keeps soil moisture.
Investigation method：Routine observation plant reaction symptom after processing, and evaluate comprehensive by 0-100% ocular estimates in 15d after medicine
Activity of weeding is closed, while determining 21d aerial part weeds fresh weights, fresh weight inhibition is calculated, medicament pair is evaluated with fresh weight inhibition
Target virulence.
Fresh weight inhibition (%)=(control fresh weight-processing fresh weight)/control fresh weight * 100.
Synergy evaluation method：Using DPS software analysis, virulence equation, LC50 values (mg/L) and co-toxicity coefficient are calculated
CTC, the results are shown in Table 1.
Fresh weight inhibition (%)：Fresh weight inhibition (%)=(control fresh weight-processing fresh weight)/control fresh weight * 100%
The penoxsuam of table 1, the different monooctyl ester of fluroxypyr are He barnyard grass is carried out in metamifop mixture antagonism bion west
Synergy
Wherein co-toxicity coefficient CTC is expressed as synergistic effect more than 120, and CTC is expressed as antagonism less than 80, CTC between
Summation action is expressed as between 80-120.
From above-mentioned experiment, the antagonism life mixed with metamifop of the different monooctyl ester of penoxsuam, fluroxypyr
Barnyard grass is carried out in thing type west has obvious synergistic effect.
Application Example 1
In order to preferably embody the superiority of the invention, carry out Herbicidal combinations and prevent and kill off the paddy field weed test of pesticide effectiveness.
Test medicine：
(1) embodiment 1：The 16% 5 dispersible oil-suspending agent of fluorine Lv Fu metamifops
(2：8：6).
(2) embodiment 2：17% 5 fluorine Lv Fu metamifops missible oil (1：9：7).
(3) embodiment 3：16% 5 fluorine Lv Fu metamifops suspension emulsion (1.5：7.5：7).
(4) embodiment 4：16% 5 fluorine Lv Fu metamifops suspending agent (2：6：8).
(5) comparison medicament 1：The dispersible oil-suspending agent of 2.5% penoxsuam.
(6) comparison medicament 2：200 g/l of fluroxypyr missible oil.
(7) comparison medicament 3：10% metamifop missible oil
Experiment selection is in Changsha Wangcheng County, and the region rice terrace uses herbicide history for many decades, weeds
Resistance hardly possible is anti-；Soil fertility is unanimously medium；Experimental field rice varieties：Obstruct rice, long-grained nonglutinous rice；Planting patterns：Rice direct seeding field；Field
Main weeds have Herba Eragrostidis ferrugineae of cracking rice, west to come barnyard grass, barnyard grass, blue or green barnyard grass, red pin barnyard grass, bald barnyard, Setaria glauca, moleplant seed, lady's-grass, ox
The weeds such as muscle grass, alternanthera philoxeroides, carp intestines, Monochoria vaginalis, nit grass, cloves Liao.Experiment sets 8 processing altogether, and each processing sets 3
Repeat.Experimental plot 20m2, random district's groups arrangement.Set clear water control treatment simultaneously.Paddy rice was in for 3 leaf phases using cauline leaf spraying.
Respondent and method：15 days weeds strain preventive effects and 30 days weeds fresh weight preventive effects after experimental investigation processing, experiment knot
Fruit is shown in Table 2 and table 3.Estimate Herba Eragrostidis ferrugineae of cracking rice, west and come barnyard grass, moleplant seed, Monochoria vaginalis preventive effect and the total preventive effect of field weed community.
Table 2：Strain preventive effect of 15 days each test medicines to weeds in field after dispenser
Table 3：Fresh weight preventive effect of 30 days each test medicines to weeds in field after dispenser
By the field control effectiveness test result of table 2 and table 3, it is found that 1~embodiment of embodiment 4 presses above-mentioned recommended dose dispenser,
Comparison medicament is all remarkably higher than to the preventive effect that the weeds such as barnyard grass, moleplant seed, Monochoria vaginalis are carried out in the Herba Eragrostidis ferrugineae of cracking rice in rice terrace, west, it is comprehensive
Close preventive effect highly significant.Process of the test does not find that test medicine (1~embodiment of embodiment 4) has notable poisoning to paddy rice simultaneously
Produce.
As can be seen here, this is made up of penoxsuam, the different monooctyl ester of fluroxypyr and the active ingredient of metamifop three
Ternary built Herbicidal combinations, the herbicidal effect of more single medicament significantly improves, and fabulous synergistic effect is shown, to grass
Section weeds and broad leaved weed are respectively provided with preferable prevention effect, have widened herbicide controlling spectrum, particularly difficulty in rice terrace are cut weeds broken
Rice Herba Eragrostidis ferrugineae, barnyard grass is carried out in west has superelevation preventive effect.
While herbicidal effect is ensured, medicament usage amount can be effectively reduced, while peasant's drug cost is reduced,
The injury to crop and the influence to environment are reduced, increases the yield of crop.
To sum up virulence test and field experiment are as a result, it was confirmed that the present invention is different pungent containing penoxsuam, fluroxypyr
The complex herbicidal composition of ester and metamifop, be mainly used in preventing and kill off rice terrace crack rice Herba Eragrostidis ferrugineae, west come barnyard grass, barnyard grass, blue or green barnyard grass,
Red pin barnyard grass, bald barnyard, Setaria glauca, moleplant seed, lady's-grass, eleusine indica, alternanthera philoxeroides, carp intestines, Monochoria vaginalis, nit grass, fourth
Fragrant Liao.Cut weeds to field difficulty crack rice Herba Eragrostidis ferrugineae, resistant biotypes west carrys out the weeds such as barnyard grass and has superelevation preventive effect, and paddy rice is pacified
Entirely.The present invention has the mechanism of action unique, and dosage is low, broad weed-killing spectrum, the advantages of lasting period is long.
Although above the present invention is described in detail with a general description of the specific embodiments, at this
On the basis of invention, further modification or improvement can be made to it.This will be apparent to those skilled in the art.Cause
This, these modifications or improvements, belong to the scope of protection of present invention without departing from theon the basis of the spirit of the present invention.
Claims (10)
1. a kind of Herbicidal composition for paddy fields containing penoxsuam, the different monooctyl ester, metamifops of fluroxypyr, its feature exists
In：Including following active principle：The different monooctyl ester of penoxsuam, fluroxypyr He metamifop, the penoxsuam,
The different monooctyl ester of fluroxypyr is He the weight ratio of metamifop is（1-2）:（4-12）:（5-10）.
2. the paddy field weeding according to claim 1 containing penoxsuam, the different monooctyl ester, metamifops of fluroxypyr
Composition, it is characterised in that：The different monooctyl ester of the penoxsuam, fluroxypyr is He the weight ratio of metamifop is（1-
2）:（6-9）:（6-8）.
3. the paddy field weeding according to claim 1 containing penoxsuam, the different monooctyl ester, metamifops of fluroxypyr
Composition, it is characterised in that：The different monooctyl ester of the penoxsuam, fluroxypyr is He the weight of metamifop accounts for composition
The 1-45% of gross weight.
4. the paddy field weeding according to claim 1 containing penoxsuam, the different monooctyl ester, metamifops of fluroxypyr
Composition, it is characterised in that：The active principle and auxiliary agent hybrid process are into dispersible oil-suspending agent, missible oil, suspending agent, outstanding breast
Agent；The auxiliary agent includes emulsifying agent, dispersant, suspending agent, synergist, preservative and solvent.
5. the paddy field weeding according to claim 3 containing penoxsuam, the different monooctyl ester, metamifops of fluroxypyr
Composition, it is characterised in that：The emulsifying agent is calcium dodecyl benzene sulfonate, styrylphenol polyoxyethylene ether, alkyl virtue
Base polyoxyethylene poly-oxygen propylene aether, castor oil polyoxyethylene ether, polyoxyethylene polyoxypropylene block copolymer, alkyl phenol polyoxy second
One or more in alkene ether phosphate.
6. the paddy field weeding according to claim 3 containing penoxsuam, the different monooctyl ester, metamifops of fluroxypyr
Composition, it is characterised in that：The dispersant is sodium lignin sulfonate, alkylnaphthalene sulfonate, the contracting of alkylphenol-polyethenoxy formaldehyde
One or more in compound sulfate, dispersing agent MF, phosphate.
7. the paddy field weeding according to claim 3 containing penoxsuam, the different monooctyl ester, metamifops of fluroxypyr
Composition, it is characterised in that：The suspending agent is the one or more in organobentonite, xanthans, white carbon.
8. the paddy field weeding according to claim 3 containing penoxsuam, the different monooctyl ester, metamifops of fluroxypyr
Composition, it is characterised in that：The synergist is poly- trisiloxanes, heterogeneous ten alcohol polyoxyethylene ether, isomerous tridecanol polyoxy second
One or more in alkene ether, butanedioic acid di-isooctyl sulfonate.
9. the paddy field weeding according to claim 3 containing penoxsuam, the different monooctyl ester, metamifops of fluroxypyr
Composition, it is characterised in that：The preservative is the one or more in sodium benzoate, Kathon CG.
10. the rice field according to claim 3 containing penoxsuam, the different monooctyl ester, metamifops of fluroxypyr is removed
Careless composition, it is characterised in that：The solvent be soybean oil, methyl oleate, methyl naphthalene higher aliphatic hydrocarbon ils, aromatic hydrocarbons S-150,
One or more in S-200 solvent naphthas.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710235322.8A CN107156147A (en) | 2017-04-12 | 2017-04-12 | Herbicidal composition for paddy fields containing penoxsuam, the different monooctyl ester, metamifops of fluroxypyr |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710235322.8A CN107156147A (en) | 2017-04-12 | 2017-04-12 | Herbicidal composition for paddy fields containing penoxsuam, the different monooctyl ester, metamifops of fluroxypyr |
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| CN107156147A true CN107156147A (en) | 2017-09-15 |
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| CN201710235322.8A Pending CN107156147A (en) | 2017-04-12 | 2017-04-12 | Herbicidal composition for paddy fields containing penoxsuam, the different monooctyl ester, metamifops of fluroxypyr |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102132702A (en) * | 2011-03-24 | 2011-07-27 | 广东中迅农科股份有限公司 | Paddy field weeding composition and application thereof |
| CN102308814A (en) * | 2011-04-29 | 2012-01-11 | 广东中迅农科股份有限公司 | Weeding composition containing penoxsulam and metamifop for paddy field |
| CN102724876A (en) * | 2009-10-28 | 2012-10-10 | 陶氏益农公司 | Synergistic herbicidal composition containing fluroxypyr and cyhalofop, metamifop or profoxydim |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102724876A (en) * | 2009-10-28 | 2012-10-10 | 陶氏益农公司 | Synergistic herbicidal composition containing fluroxypyr and cyhalofop, metamifop or profoxydim |
| CN102132702A (en) * | 2011-03-24 | 2011-07-27 | 广东中迅农科股份有限公司 | Paddy field weeding composition and application thereof |
| CN102308814A (en) * | 2011-04-29 | 2012-01-11 | 广东中迅农科股份有限公司 | Weeding composition containing penoxsulam and metamifop for paddy field |
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Application publication date: 20170915 |