CN108522526A - A kind of Herbicidal combinations and its application containing quizalofopPtefuryl - Google Patents
A kind of Herbicidal combinations and its application containing quizalofopPtefuryl Download PDFInfo
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- CN108522526A CN108522526A CN201810781702.6A CN201810781702A CN108522526A CN 108522526 A CN108522526 A CN 108522526A CN 201810781702 A CN201810781702 A CN 201810781702A CN 108522526 A CN108522526 A CN 108522526A
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- herbicidal combinations
- quizalofopptefuryl
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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
- 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
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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
- A01N43/48—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with two nitrogen atoms as the only ring hetero atoms
- A01N43/60—1,4-Diazines; Hydrogenated 1,4-diazines
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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
- A01N43/64—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with three nitrogen atoms as the only ring hetero atoms
- A01N43/707—1,2,3- or 1,2,4-triazines; Hydrogenated 1,2,3- or 1,2,4-triazines
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- 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)
- Zoology (AREA)
- Environmental Sciences (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
A kind of Herbicidal combinations and its application containing quizalofopPtefuryl, the Herbicidal combinations contain active constituent a, b and c, wherein, a is quizalofopPtefuryl, and 0.1%~40%, the b for accounting for the Herbicidal combinations total weight is rimsulfuron, account for the 0.1%~20% of the Herbicidal combinations total weight, c is metribuzin, the 0.1%~60% of the Herbicidal combinations total weight is accounted for, for preventing and kill off potato fields weeds.In the Herbicidal combinations of the present invention, quizalofopPtefuryl, rimsulfuron and metribuzin synergy, show apparent synergistic or addition, quick, the lasting period extends, and expands herbicidal spectrum, reduce dosage, 15 days and 30 days average strain preventive effects and fresh weight preventive effect reduce drug cost, decrease the adverse effect to ecological environment all 87% or more after dispenser.
Description
Technical field
The invention belongs to Herbicidal combinations technical fields, and in particular to a kind of Herbicidal combinations containing quizalofopPtefuryl and its answer
With.
Background technology
Potato fields weeds grass is mutually complicated, the mixed life of the multiclass weeds such as grass family, broad-leaved and Cyperaceae.Potato fields in the market
Herbicide in, in the majority to broadcast rear seedling pre-treatment herbicide, cauline leaf spraying treatment herbicide kind is relatively fewer.Also, it uses
Single variety herbicide cannot be fully solved potato fields crop smothering problem, can show defect in a certain respect and limitation.
QuizalofopPtefuryl belongs to aryloxyphenoxypropanoates class herbicide, the mechanism of action：It inhibits for acetyl-CoA carboxylase
Agent blocks the generation for establishing phosphatide needed for the new film of cell growth by inhibiting acetic acid to penetrate into aliphatic acid.QuizalofopPtefuryl is choosing
Selecting property herbicide after seedling, activity is high, can be used for potato, rape, beet, flax, sunflower, pea, broad bean and other beans
Plant, prevent and kill off annual gramineous weed such as wild oat and big fringe amur foxtail and perennial grassy weed such as Sorghum halepense and
Cogongrass, it is still, invalid to broadleaf weed.
Rimsulfuron category sulfonylurea herbicide, the mechanism of action：It is branched-chain amino acid synthetic inhibitor, must by prevention
The biosynthesis of amino acid valine and isoleucine is needed, cell division and plant growth are inhibited.Rimsulfuron is selective seedling
Herbicide afterwards, activity is high, and can effectively preventing and kill off corn field, largely annual and perennial grassy weed and part broad-leaved are miscellaneous
Grass, it can also be used to tomato and potato fields weeding, still, rimsulfuron are general to the broad leaved weeds preventive effect such as dayflower, knotweed, lamb's-quarters,
It is poor to field thistle preventive effect.
Metribuzin category triazine herbicide, the mechanism of action：It is photosynthetic electron transfer inhibitor, act on lightsystemⅡ by
Body region.Metribuzin is before selective seedling or herbicide after seedling, for soybean, potato, tomato, sugarcane, clover, asparagus, jade
Rice and cereal, prevent and kill off a variety of annual gramineous weeds and broad leaved weed, still, poor to perennial weeds preventive effect.
As it can be seen that when quizalofopPtefuryl, rimsulfuron and metribuzin single use, equal existing defects and limitation.
Invention content
The purpose of the present invention is to provide a kind of Herbicidal combinations containing quizalofopPtefuryl and its application, in the composition, quinoline
After standing grain chaff ester, rimsulfuron and metribuzin mixture to weeds have more significant synergy or addition, have it is quick,
The feature of lasting period length, expands herbicidal spectrum, improves preventive effect, reduce dosage, reduce drug cost, be conducive to
Delay the development of herbicide resistance, ideal potato fields cauline leaf spraying treatment herbicide can be used as, make up existing potato
Field herbicidal is existing insufficient in actual application, increases the use choosing of potato fields cauline leaf spraying treatment herbicide kind
Selecting property.
In order to achieve the above object, the present invention provides the following technical solutions：
A kind of Herbicidal combinations containing quizalofopPtefuryl, contain active constituent a, b and c, wherein a is quizalofopPtefuryl, accounts for institute
0.1%~40%, the b for stating Herbicidal combinations total weight is rimsulfuron, account for the Herbicidal combinations total weight 0.1%~
20%, c are metribuzin, account for the 0.1%~60% of the Herbicidal combinations total weight.
Wherein, active constituent quizalofopPtefuryl (Quizalofop-P-tefuryl), entitled (R) -2- [4- (the 6- chloroquines of chemistry
Quinoline -2- bases oxygroup) phenoxy group] propionic acid-(RS)-tetrahydrofuran -2- methyl esters, chemical structural formula is：
Active constituent rimsulfuron (Rimsulfuron), entitled 1- (4, the 6- dimethoxypyridin -2- bases) -3- (3- of chemistry
Ethyl sulfonamide -2- pyridine sulfonamides) urea, chemical structural formula is：
Active constituent metribuzin (Metribuzin), entitled 4- amino -6- tertiary butyl -4, the 5- dihydro -3- methyl mercaptos-of chemistry
1,2,4- triazine -5- ketone, chemical structural formula are：
Preferably, the active constituent a accounts for the 0.1%~25% of the Herbicidal combinations total weight, and active constituent b accounts for institute
The 0.1%~10% of Herbicidal combinations total weight is stated, active constituent c accounts for the 0.1%~40% of the Herbicidal combinations total weight.
Further, the Herbicidal combinations, in addition to containing active constituent, according to well known to a person skilled in the art technical sides
Method can also add the pesticidal preparations that the auxiliary agent allowed in pesticidal preparations is configured to any one dosage form allowed on pesticide.
Preferably, the dosage form of the pesticidal preparations is wettable powder, water dispersible granules or dispersible oil-suspending agent.
Further, the wettable powder includes the component of following weight content：QuizalofopPtefuryl 0.1~25%, the phonetic sulphur of sulfone
Grand 0.1~10%, metribuzin 0.1~40%, wetting agent 1~10%, dispersant 1~20%, synergist 0~20%, stabilizer 0
~5%, antifoaming agent 0~5%, filler is mended to 100%.
Also, the water dispersible granules include the component of following weight content：QuizalofopPtefuryl 0.1~25%, rimsulfuron 0.1
~10%, metribuzin 0.1~40%, wetting agent 1~10%, dispersant 1~20%, disintegrant 1~20%, binder 0~
5%, synergist 0~20%, stabilizer 0~5%, antifoaming agent 0~5%, filler mends to 100%.
Preferably, the dispersible oil-suspending agent includes the component of following weight content：QuizalofopPtefuryl 0.1~25%, sulfone
Sulfometuron Methyl 0.1~10%, metribuzin 0.1~40%, emulsifier 10~30%, dispersant 0~10%, thickener 0.1~10%,
Synergist 0~20%, stabilizer 0~5%, carrier oil phase are mended to 100%.
Also, the emulsifier is dodecyl benzene sulfonate, alkyl phenol polyoxyethylene ether, castor oil polyoxyethylene ether, fat
Fat alcohol polyoxyethylene ether, aliphatic acid polyethenoxy ether, sorbitan fatty acid ester, polyoxyethylene sorbitan aliphatic acid
Ester, phenethyl phenol polyoxyethylene ether, alkyl phenol formaldehyde resin polyoxyethylene ether, maleic acid di-sec-octyl sulfonate, three
Phenethyl phenol polyoxyethylene polyoxypropylene block polymer, triphenoethyl benzene phenol polyethenoxy polyoxypropylene block polymer and
The mixture of one kind or arbitrary several arbitrary proportions in Pluronic PE 6800.
Wetting agent of the present invention is one in alkylnaphthalene sulfonate, alkyl sulfate, sulfonate, Tea Saponin and spaonin powder
The mixture of kind or arbitrary several arbitrary proportions.
Dispersant of the present invention be lignin and its derivative sulfonate, naphthalene and alkyl naphthalene formaldehyde condensate sulfonate,
Polycarboxylate, phosphoric acid ester, sulfuric acid ester, Pluronic PE 6800, to methoxyl group fatty acyl amido benzene sulfonic acid sodium salt and trimerization phosphorus
The mixture of one kind or arbitrary several arbitrary proportions in sour sodium.
Disintegrant of the present invention is ammonium sulfate, urea, sodium sulphate, sodium chloride, calcium chloride and solid weak acid and weak base buffering
The mixture of one kind of centering or arbitrary several arbitrary proportions.
Solid weak acid and weak base buffering of the present invention is to for by citric acid and carbonate, citric acid and bicarbonate or sulfuric acid
The buffer system of ammonium and bicarbonate composition.
Binder of the present invention is polyvinylpyrrolidone, polyethylene glycol, polyvinyl alcohol, carboxymethyl cellulose, solvable
Property starch, maltodextrin, glucose, lactose, sucrose and water in one kind or arbitrary several arbitrary proportions mixture.
Thickener of the present invention is the mixing of one kind or arbitrary several arbitrary proportions in organobentonite and white carbon
Object.
Stabilizer of the present invention is epoxidized soybean oil, epoxychloropropane, tributyl phosphate, diethyl malonate, dissident
One kind or several arbitrary in glycol, acetic anhydride, castor oil, urea, precipitated calcium carbonate, organic acid, organic base and inorganic salts
The mixture of meaning ratio.
Antifoaming agent of the present invention is organic silicon, propylene glycol block polyether class, higher alcohols and mineral oil defoaming agent
In one kind or arbitrary several arbitrary proportions mixture.
Synergist of the present invention is maleic acid di-sec-octyl sulfonate, alkoxy-modified poly- trisiloxanes, alkyl
Phenol polyethenoxy ether, fatty alcohol polyoxyethylene ether, aliphatic amine polyoxyethylene ether, alkyl alcohol ether sulfate, two sulphur of alkyl diphenyl ether
In hydrochlorate, alkoxylated fats amine, isomerous tridecanol polyoxyethylene ether, alkylaryl ether glycerol phthalate and azone
One kind or arbitrary several arbitrary proportions mixture.
Carrier oil phase of the present invention is methyl oleate, soybean oil, corn oil, peanut oil, rapeseed oil, castor oil, palm
Oil, methylated vegetable oil, toluene, dimethylbenzene, No. 100 solvent naphthas, No. 150 solvent naphthas, No. 180 solvent naphthas, No. 200 solvent naphthas,
The mixture of one kind or arbitrary several arbitrary proportions in sec-butyl acetate, cyclohexanone, acetophenone and DBE.
Filler of the present invention is kaolin, diatomite, precipitated calcium carbonate, white carbon, attapulgite, talcum powder, swelling
The mixture of one kind or arbitrary several arbitrary proportions in soil, sepiolite, inorganic salts and polysaccharide.
Herbicidal combinations of the present invention can be used for preventing and kill off that potato fields are annual and perennial weeds.
The present invention carries out science mixture to variety classes herbicide, respectively according to quizalofopPtefuryl, rimsulfuron and metribuzin
The characteristics of, three is carried out to more deep composition research, it is found that three is interior in a certain mix proportion range has weeds
More significant synergy or addition effectively improves the practical preventive effect to potato fields crop smothering, expands herbicidal spectrum, reduces and uses
Dose reduces drug cost, mitigates the pollution to environment, delays the development of herbicide resistance, time and labour saving that can be used as one kind
Ideal potato fields cauline leaf spraying treatment herbicide.
Compared with prior art, the present invention has the advantages that：
Herbicidal combinations provided by the invention, quizalofopPtefuryl, rimsulfuron and metribuzin synergy, show more apparent
Synergy or addition, herbicidal effect be significantly improved than single dose, reduce dispenser dosage, expand weeding
Spectrum, a drug can be solved most of weed problems, reduce drug cost, decrease the unfavorable shadow to ecological environment
It rings, compensates for the defect and limitation when quizalofopPtefuryl, rimsulfuron and metribuzin single dose use.
In the Herbicidal combinations of the present invention, quizalofopPtefuryl, rimsulfuron and metribuzin herbicide effect mechanism are different, can with gram
The shortcomings that single medicament causes herbicide resistance to occur is used for a long time in clothes, extends the service life of medicament, and it is miscellaneous to be conducive to agricultural
The comprehensive treatment of grass.
The Herbicidal combinations of the present invention, drug effect are played rapidly, are found by the test of pesticide effectiveness, and complex composition is quick, and one
As at 5~7 days it can be seen that weeds start chlorisis, jaundice, wilting symptoms occur, and preventive effect improves, and single dose is generally 7~10
There is obvious preventive effect in it, and preventive effect is poor.
The Herbicidal combinations lasting period of the present invention extends, and is found by field control effectiveness test, 30 days after complex composition medicine
Preventive effect is substantially 90% or more, when being far above 30 days after each single-dose preventive effects, and using the Herbicidal combinations of the present invention, effectively
Total effective dose that each single dose of amount ratio is used alone reduces 40%, decreases spray number, easy to use, time saving province
Power enriches the kind of potato fields cauline leaf spraying treatment herbicide.
Specific implementation mode
Below in conjunction with specific implementation mode, the invention will be further described.
The auxiliary agent allowed in pesticidal preparations of the present invention includes but not limited to：Emulsifier, dispersant, collapses wetting agent
Agent, binder, thickener, stabilizer, antifoaming agent, synergist, carrier oil phase, filler etc. are solved, is known substance, is all pesticide
Common various auxiliary agents, are commercially available in preparation processing.
The production technology of the various application forms of Herbicidal combinations of the present invention belongs to existing known technology, no longer superfluous herein
It states.
Herbicidal combinations of the present invention can be used for preventing and kill off that potato fields are annual and perennial weeds, including but not limited to
Grassy weed, broad leaved weed and sedge weed, generally use are watered the method for administration of foliar spray, can also be as needed
Other techniques used in agriculture may also be adopted.
In the embodiment of the present invention, unless otherwise stated, all percentages are weight percentage.
1 indoor biological determination of activity of embodiment
1.1 experiment targets
Barnyard grass Echinochloa crus-galli (L.) P.Beauv. (field collection Seed storage)
Piemarker Abutilon theophrasti Medic. (field collection Seed storage)
1.2 reagent agent
95% quizalofopPtefuryl active compound (commercially available, abbreviation A), 95% rimsulfuron active compound (commercially available, abbreviation B), 95% metribuzin
Active compound (commercially available, abbreviation C)
1.3 instrument and equipment
Controllable heliogreenhouse；Electronic balance (sensibility reciprocal 0.1mg)；Accurate a set of 100-1000 μ L, 20-100 the μ L of liquid-transfering gun,
1-20μL；Potter spray towers；Beaker, graduated cylinder and plastic tub alms bowl are several.
1.4 experimental design
1.4.1 soil is tested
Experiment is using the content of organic matter≤3%, pH value neutrality, the good farmland topsoil of permeability, natural air drying, mistake
Sieve, is quantitatively filled at basin alms bowl 4/5.
1.4.2 trying material processing
It will then use dark gauze shading for planting experimentally son first 40 DEG C of water seed soakings, be placed in the culture dish for being covered with sponge,
Vernalization is carried out with water moistening, is sowed after waiting seeds to show money or valuables one carries unintentionally.Experiment soil is quantitatively filled at the 4/5 of basin, is then poured from basin bottom part,
Soil is set to be moistened completely to saturation state.It is broadcasted sowing pretreated in soil, earthing 1.0cm for examination weed seed equal and quantitative,
Move into hot-house culture.Thinning singling after weeds emergence, about 12 plants/basin of barnyard grass, 10 plants/basin of piemarker about wait for that weeds grow to 2~5 leaves
Phase carries out cauline leaf spraying treatment with Potter spray towers.
1.5 test procedure
1.5.1 medicament is prepared
QuizalofopPtefuryl active compound is configured to 25g.a.i./hm respectively2、50g.a.i./hm2The solution of two concentration gradients.
Rimsulfuron active compound is configured to 10g.a.i./hm respectively2、20g.a.i./hm2The solution of two concentration gradients.
Metribuzin active compound is configured to 200g.a.i./hm respectively2、400g.a.i./hm2The solution of two concentration gradients.
Take 10mL combination of two spare at 8 proportionings respectively the solution of each gradient of A, B and C.
1.5.2 chemicals treatment
It demarcated the atomisation pressure (15 pounds/square inch) of Potter spray towers, corrected spouting liquid, according to experimental design
Concentration gradient spraying treatment is carried out from low dosage to high dose, each handle 4 repetitions, and set blank control, handled per basin
Amount is 2mL liquids, and controllable greenhouse culture is moved into after processing.
1.6 investigation method
Routine observation records the growth conditions of weeds after processing, describes weeds damage symptoms, 14d growth inhibition assays after processing
Investigation method investigation records activity of weeding records weeds fresh weight.
1.7 data statistics and analysis
1.7.1 absolute value investigation method
According to survey data, the practical survival rate of each processing is calculated by formula, unit is percentage (%).
Practical survival rate E (%)=(treatment region weeds fresh weight-check plot weeds fresh weight) * 100
1.7.2Colby method
By taking tri- kinds of pharmacy mix of A, B, C as an example, mixed theoretical survival rate is calculated by formula according to the above ratio：
E0=A*B*C/100(n-1)
A, B, C respectively represent the practical survival rate of three kinds of single doses in formula, and n is mixture herbicide kind quantity.
E0-E>10% is synergistic effect；E0-E<- 10% is antagonism；E0- E values are addition between ± 10%.
1.8 test result and discussion
The synergy measurement result of 1 quizalofopPtefuryl of table, rimsulfuron and metribuzin mixture to barnyard grass
As it can be seen from table 1 the E that quizalofopPtefuryl, rimsulfuron and metribuzin ternary built are respectively handled0- E (%) is both greater than
Or close to 10%, illustrate that three's compounding has more significant synergy or addition to barnyard grass.
The synergy measurement result of 2 quizalofopPtefuryl of table, rimsulfuron and metribuzin mixture to piemarker
From table 2 it can be seen that the E that quizalofopPtefuryl, rimsulfuron and metribuzin ternary built are respectively handled0- E (%) is all higher than
Or relatively 10%, illustrate that three's compounding has more significant synergy or addition to piemarker.
2 48% quizalofopPtefuryl rimsulfuron metribuzin wettable powder of embodiment
Pharmaceutical formulation：QuizalofopPtefuryl 10%, rimsulfuron 3%, metribuzin 35%, lauryl sodium sulfate 3%, lignin
Sodium sulfonate 10%, octyl phenol polyoxyethylene ether OP-10 10%, white carbon 20%, kaolin are mended to 100%.By above-mentioned formula group
Point being proportionally added into reaction kettle is uniformly mixed, and 48% quizalofopPtefuryl rimsulfuron metribuzin is obtained through air-flow crushing
Wettable powder.
3 15.5% quizalofopPtefuryl rimsulfuron metribuzin water dispersible granules of embodiment
Pharmaceutical formulation：QuizalofopPtefuryl 2.5%, rimsulfuron 1%, metribuzin 12%, neopelex 1.5%,
Polycarboxylate SP-2836 3%, alkylnaphthalene sulfonate formaldehyde condensation products MorwetD-425 3%, sodium tripolyphosphate 3%, sulfuric acid
Ammonium 6%, maltodextrin 2%, alkoxy-modified poly- trisiloxanes Silwet PD 4%, white carbon 4%, organic silicon defoamer
Tanafoam SLX 0.5%, diatomite are mended to 100%.Above-mentioned recipe ingredient is proportionally added into reaction kettle to be stirred
It is even, obtain 15.5% quizalofopPtefuryl rimsulfuron metribuzin moisture through dry pulverization process, granulation, drying, whole grain and screening
Shot agent.
The 4 26% dispersible oil-suspending agent of quizalofopPtefuryl rimsulfuron metribuzin of embodiment
Pharmaceutical formulation：QuizalofopPtefuryl 5%, rimsulfuron 1.5%, metribuzin 19.5%, calcium dodecyl benzene sulfonate 7%,
Octyl phenol polyoxyethylene ether OP-10 4%, phenethyl phenol polyoxyethylene ether 6024%, castor oil polyoxyethylene ether BY-140
4%, maleic acid di-sec-octyl sulfonate 3%, urea 3%, organobentonite 3%, cyclohexanone 25%, methyl oleate mend to
100%.
The preparation method of the dispersible oil-suspending agent of the present embodiment is as follows：
1) by emulsifier (calcium dodecyl benzene sulfonate, octyl phenol polyoxyethylene ether OP-10, phenethyl phenol polyoxyethylene
Ether 602 and castor oil polyoxyethylene ether BY-140) and synergist (maleic acid di-sec-octyl sulfonate) according to formula rate
It is added in the reaction kettle equipped with quantitative carrier oil phase (cyclohexanone and methyl oleate), opens agitating device and stir to material mixing
Uniformly；
2) into the mixture of step 1), quizalofopPtefuryl active compound and metribuzin active compound is added, continues stirring to dissolving mixing
Uniformly；
3) in the mixture obtained to step 2), sequentially adding rimsulfuron active compound, stabilizer (urea), thickener (has
Machine bentonite), continue to stir to uniformly mixed；
4) say that material that step 3) mixes goes to horizontal sand mill and is sanded that (temperature of charge is no more than as possible when sand milling
40 DEG C), size controlling range after material is sanded：D90≤5μm；
5) material terminated will be sanded and goes to transfer kettle, be uniformly mixed, and after testing, dispense, obtain 26% quinoline standing grain
The dispersible oil-suspending agent of chaff ester rimsulfuron metribuzin.
5 field control effectiveness test of embodiment
Using the Herbicidal combinations of embodiment 2~4, potato fields are annual and perennial weeds for preventing and kill off, with 40g/L
QuizalofopPtefuryl missible oil (commercially available), 25% rimsulfuron water dispersible granules (commercially available), 75% metribuzin water dispersible granules are (commercially available) to be made
For control, potato fields weeds are based on barnyard grass, lady's-grass, Amaranthus retroflexus, piemarker.Experimental plot random alignment, each plot area
It it is 25 square metres, each processing is repeated 4 times.15 days and 30 days strain preventive effects and fresh weight preventive effect, investigation knot after investigation dispenser respectively
Fruit is shown in Table 3~6.
Wherein, drug effect computational methods are as follows：
Strain/check plot weeds strain number × 100 preventive effect (%)=(check plot weeds strain number-treatment region weeds strain number)；
Fresh weight preventive effect (%)=(check plot fresh weight-treatment region fresh weight)/check plot fresh weight × 100.
The embodiment of the present invention is can be seen that potato fields weeds with good by the test of pesticide effectiveness result of table 3~6
Preventive effect, after dispenser 15 days and 30 days average strain preventive effects and fresh weight preventive effect all 87% or more, be all remarkably higher than three kinds it is right
Preventive effect when being used alone according to medicament.
It can be seen that by the test of pesticide effectiveness result of table 3~6, Herbicidal combinations of the present invention are compared with quizalofopPtefuryl single dose, to broad-leaved
The preventive effect of weeds Amaranthus retroflexus and piemarker is improved from 10% or less to 86% or more, is considerably improved preventive effect, is expanded prevention spectrum,
Compensate for prevention spectrum limited defect when single dose uses.
It can be seen that by the test of pesticide effectiveness result of table 3~6, Herbicidal combinations of the present invention are compared with each single dose, whether 15 days
Or 30 days, strain preventive effect and fresh weight preventive effect to potato fields weeds were all remarkably higher than the preventive effect of each single dose.
It can be seen that by the test of pesticide effectiveness result of table 3~6, the active ingredient dosage of Herbicidal combinations of the present invention is 400
Gram/ha, and single dose is in use, in order to prevent and kill off the same prevention spectrum of the present invention, the active ingredient dosage of three kinds of single doses needs
Reach 660 grams/ha, it is seen then that present invention considerably reduces dosages and times for spraying.
In the present invention, quizalofopPtefuryl, rimsulfuron and metribuzin are used in compounding the herbicidal spectrum for significantly expanding medicament, carry
The high activity of weeding of medicament, reduces the usage amount of medicament, decreases the adverse effect to ecological environment.
Claims (12)
1. a kind of Herbicidal combinations containing quizalofopPtefuryl, contain active constituent a, b and c, wherein a is quizalofopPtefuryl, is accounted for described
0.1%~40%, b of Herbicidal combinations total weight is rimsulfuron, account for the Herbicidal combinations total weight 0.1%~
20%, c are metribuzin, account for the 0.1%~60% of the Herbicidal combinations total weight.
2. the Herbicidal combinations containing quizalofopPtefuryl according to claim 1, which is characterized in that the active constituent a accounts for described
The 0.1%~25% of Herbicidal combinations total weight, active constituent b account for the 0.1%~10% of the Herbicidal combinations total weight, living
Property ingredient c accounts for the 0.1%~40% of the Herbicidal combinations total weight.
3. the pesticidal preparations containing Herbicidal combinations described in claims 1 or 2.
4. the pesticidal preparations of Herbicidal combinations according to claim 3, which is characterized in that the pesticidal preparations are wettable powder
Agent, water dispersible granules or dispersible oil-suspending agent.
5. the pesticidal preparations of Herbicidal combinations according to claim 3, which is characterized in that the wettable powder includes as follows
The component of weight content：QuizalofopPtefuryl 0.1~25%, rimsulfuron 0.1~10%, metribuzin 0.1~40%, wetting agent 1~
10%, dispersant 1~20%, synergist 0~20%, stabilizer 0~5%, antifoaming agent 0~5%, filler mends to 100%.
6. the pesticidal preparations of Herbicidal combinations according to claim 3, which is characterized in that the water dispersible granules include as follows
The component of weight content：QuizalofopPtefuryl 0.1~25%, rimsulfuron 0.1~10%, metribuzin 0.1~40%, wetting agent 1~
10%, dispersant 1~20%, disintegrant 1~20%, binder 0~5%, synergist 0~20%, stabilizer 0~5%, defoaming
Agent 0~5%, filler are mended to 100%.
7. the pesticidal preparations of Herbicidal combinations according to claim 3, which is characterized in that the dispersible oil-suspending agent includes
The component of following weight content：QuizalofopPtefuryl 0.1~25%, rimsulfuron 0.1~10%, metribuzin 0.1~40%, emulsifier
10~30%, dispersant 0~10%, thickener 0.1~10%, synergist 0~20%, stabilizer 0~5%, carrier oil phase benefit
To 100%.
8. according to the pesticidal preparations of the Herbicidal combinations of claim 5 or 6, which is characterized in that the wetting agent is alkylnaphthalene
The mixture of one kind or arbitrary several arbitrary proportions in sulfonate, alkyl sulfate, sulfonate, Tea Saponin and spaonin powder；Institute
It is organic silicon, propylene glycol block polyether class, higher alcohols and one kind or arbitrary several in mineral oil defoaming agent to state antifoaming agent
The mixture of kind arbitrary proportion；The filler be kaolin, diatomite, precipitated calcium carbonate, white carbon, attapulgite, talcum powder,
The mixture of one kind or arbitrary several arbitrary proportions in bentonite, sepiolite, inorganic salts and polysaccharide.
9. the pesticidal preparations containing Herbicidal combinations according to claim 6, which is characterized in that the disintegrant be ammonium sulfate,
Urea, sodium sulphate, sodium chloride, calcium chloride and one kind of solid weak acid and weak base buffering centering or the mixing of arbitrary several arbitrary proportions
Object；The binder is polyvinylpyrrolidone, polyethylene glycol, polyvinyl alcohol, carboxymethyl cellulose, soluble starch, malt
The mixture of one kind or arbitrary several arbitrary proportions in dextrin, glucose, lactose, sucrose and water.
10. the pesticidal preparations of Herbicidal combinations according to claim 7, which is characterized in that the emulsifier is dodecyl
Benzene sulfonate, alkyl phenol polyoxyethylene ether, castor oil polyoxyethylene ether, fatty alcohol polyoxyethylene ether, aliphatic acid polyethenoxy ether,
Sorbitan fatty acid ester, polyoxyethylene sorbitan fatty acid ester, phenethyl phenol polyoxyethylene ether, alkylphenol formaldehyde
Resin polyoxyethylene ether, maleic acid di-sec-octyl sulfonate, triphenoethyl benzene phenol polyoxyethylene polyoxypropylene block polymerization
Object, triphenoethyl benzene phenol polyethenoxy polyoxypropylene block polymer and one kind or arbitrary several in Pluronic PE 6800
The mixture of arbitrary proportion；The thickener is the mixed of one kind in organobentonite and white carbon or arbitrary several arbitrary proportions
Close object；The carrier oil phase is methyl oleate, soybean oil, corn oil, peanut oil, rapeseed oil, castor oil, palm oil, esterification
Vegetable oil, toluene, dimethylbenzene, No. 100 solvent naphthas, No. 150 solvent naphthas, No. 180 solvent naphthas, No. 200 solvent naphthas, acetic acid Zhong Ding
The mixture of one kind or arbitrary several arbitrary proportions in ester, cyclohexanone, acetophenone and DBE.
11. according to the pesticidal preparations of any one of the claim 5-7 Herbicidal combinations, which is characterized in that the synergist is
Maleic acid di-sec-octyl sulfonate, alkoxy-modified poly- trisiloxanes, alkyl phenol polyoxyethylene ether, aliphatic alcohol polyethenoxy
Ether, aliphatic amine polyoxyethylene ether, alkyl alcohol ether sulfate, alkyl diphenyl ether disulfonate, alkoxylated fats amine, isomery 13
Alcohol polyoxyethylene ether, alkylaryl ether glycerol phthalate and one kind in azone or arbitrary several arbitrary proportions it is mixed
Close object；The dispersant be lignin and its derivative sulfonate, naphthalene and alkyl naphthalene formaldehyde condensate sulfonate, polycarboxylate,
Phosphoric acid ester, sulfuric acid ester, Pluronic PE 6800, in methoxyl group fatty acyl amido benzene sulfonic acid sodium salt and sodium tripolyphosphate
A kind of mixture of or arbitrary several arbitrary proportions；The stabilizer be epoxidized soybean oil, epoxychloropropane, tributyl phosphate,
In diethyl malonate, hexylene glycol, acetic anhydride, castor oil, urea, precipitated calcium carbonate, organic acid, organic base and inorganic salts
A kind of mixture of or arbitrary several arbitrary proportions.
12. application of the Herbicidal combinations containing quizalofopPtefuryl in preventing and kill off potato fields weeds as described in claim 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810781702.6A CN108522526A (en) | 2018-07-17 | 2018-07-17 | A kind of Herbicidal combinations and its application containing quizalofopPtefuryl |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810781702.6A CN108522526A (en) | 2018-07-17 | 2018-07-17 | A kind of Herbicidal combinations and its application containing quizalofopPtefuryl |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106818829A (en) * | 2016-12-29 | 2017-06-13 | 河南中天恒信生物化学科技有限公司 | Containing the potato fields compound herbicide of rimsulfuron, Quizalotop-ethyl and metribuzin and its application |
| CN107318871A (en) * | 2016-04-28 | 2017-11-07 | 浙江中山化工集团股份有限公司 | A kind of potato ground weeding agricultural chemical compositions |
-
2018
- 2018-07-17 CN CN201810781702.6A patent/CN108522526A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107318871A (en) * | 2016-04-28 | 2017-11-07 | 浙江中山化工集团股份有限公司 | A kind of potato ground weeding agricultural chemical compositions |
| CN106818829A (en) * | 2016-12-29 | 2017-06-13 | 河南中天恒信生物化学科技有限公司 | Containing the potato fields compound herbicide of rimsulfuron, Quizalotop-ethyl and metribuzin and its application |
Non-Patent Citations (2)
| Title |
|---|
| ERDAL ELKOCA ET AL: "Effects of Chemical and Agronomical Weed Contrl Treatments on Weed Density, Yield and Yield Parameters of Lentil(Lens culinaris L.Cv.Erzurum-89)", 《ASIAN JOURNAL OF PLANT SCIENCES》 * |
| 徐映明: "《题解除草剂应用技术》", 31 December 2003, 中国农业出版社 * |
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