CN104126598B - A kind of herbicide composition for wheat field and application - Google Patents
A kind of herbicide composition for wheat field and application Download PDFInfo
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- CN104126598B CN104126598B CN201410421372.1A CN201410421372A CN104126598B CN 104126598 B CN104126598 B CN 104126598B CN 201410421372 A CN201410421372 A CN 201410421372A CN 104126598 B CN104126598 B CN 104126598B
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- Prior art keywords
- sodium
- methyl
- grand
- clodinafop
- propargyl
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- XMQFTWRPUQYINF-UHFFFAOYSA-N bensulfuron-methyl Chemical group COC(=O)C1=CC=CC=C1CS(=O)(=O)NC(=O)NC1=NC(OC)=CC(OC)=N1 XMQFTWRPUQYINF-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- UQMRAFJOBWOFNS-UHFFFAOYSA-N butyl 2-(2,4-dichlorophenoxy)acetate Chemical compound CCCCOC(=O)COC1=CC=C(Cl)C=C1Cl UQMRAFJOBWOFNS-UHFFFAOYSA-N 0.000 description 1
- 230000032823 cell division Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 235000005822 corn Nutrition 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 235000013325 dietary fiber Nutrition 0.000 description 1
- 229960001760 dimethyl sulfoxide Drugs 0.000 description 1
- MOTZDAYCYVMXPC-UHFFFAOYSA-N dodecyl hydrogen sulfate Chemical compound CCCCCCCCCCCCOS(O)(=O)=O MOTZDAYCYVMXPC-UHFFFAOYSA-N 0.000 description 1
- 229940043264 dodecyl sulfate Drugs 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 229920001249 ethyl cellulose Polymers 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 150000002191 fatty alcohols Chemical class 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 244000037666 field crops Species 0.000 description 1
- 235000013312 flour Nutrition 0.000 description 1
- 229940009493 gel-one Drugs 0.000 description 1
- 230000035784 germination Effects 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000003306 harvesting Methods 0.000 description 1
- 239000005556 hormone Substances 0.000 description 1
- 229940088597 hormone Drugs 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 239000002917 insecticide Substances 0.000 description 1
- INQOMBQAUSQDDS-UHFFFAOYSA-N iodomethane Chemical compound IC INQOMBQAUSQDDS-UHFFFAOYSA-N 0.000 description 1
- 229960000310 isoleucine Drugs 0.000 description 1
- AGPKZVBTJJNPAG-UHFFFAOYSA-N isoleucine Natural products CCC(C)C(N)C(O)=O AGPKZVBTJJNPAG-UHFFFAOYSA-N 0.000 description 1
- QXJSBBXBKPUZAA-UHFFFAOYSA-N isooleic acid Natural products CCCCCCCC=CCCCCCCCCC(O)=O QXJSBBXBKPUZAA-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- MYWUZJCMWCOHBA-VIFPVBQESA-N methamphetamine Chemical compound CN[C@@H](C)CC1=CC=CC=C1 MYWUZJCMWCOHBA-VIFPVBQESA-N 0.000 description 1
- JUXHBGFABDBELU-UHFFFAOYSA-N methyl benzoate;sodium Chemical compound [Na].COC(=O)C1=CC=CC=C1 JUXHBGFABDBELU-UHFFFAOYSA-N 0.000 description 1
- 150000004702 methyl esters Chemical class 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000012053 oil suspension Substances 0.000 description 1
- ZQPPMHVWECSIRJ-KTKRTIGZSA-N oleic acid Chemical compound CCCCCCCC\C=C/CCCCCCCC(O)=O ZQPPMHVWECSIRJ-KTKRTIGZSA-N 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000008635 plant growth Effects 0.000 description 1
- 239000003375 plant hormone Substances 0.000 description 1
- 235000010482 polyoxyethylene sorbitan monooleate Nutrition 0.000 description 1
- 229920002503 polyoxyethylene-polyoxypropylene Polymers 0.000 description 1
- 229920001451 polypropylene glycol Polymers 0.000 description 1
- 229920000053 polysorbate 80 Polymers 0.000 description 1
- 230000003389 potentiating effect Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- BACHBFVBHLGWSL-JTQLQIEISA-N rac-diclofop methyl Natural products C1=CC(O[C@@H](C)C(=O)OC)=CC=C1OC1=CC=C(Cl)C=C1Cl BACHBFVBHLGWSL-JTQLQIEISA-N 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 229910052938 sodium sulfate Inorganic materials 0.000 description 1
- 235000011152 sodium sulphate Nutrition 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- YROXIXLRRCOBKF-UHFFFAOYSA-N sulfonylurea Chemical class OC(=N)N=S(=O)=O YROXIXLRRCOBKF-UHFFFAOYSA-N 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
- 230000005945 translocation Effects 0.000 description 1
- YMXOXAPKZDWXLY-QWRGUYRKSA-N tribenuron methyl Chemical group COC(=O)[C@H]1CCCC[C@@H]1S(=O)(=O)NC(=O)N(C)C1=NC(C)=NC(OC)=N1 YMXOXAPKZDWXLY-QWRGUYRKSA-N 0.000 description 1
- 239000001993 wax Substances 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
- 241000228158 x Triticosecale Species 0.000 description 1
Landscapes
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The invention belongs to herbicide technology field, specifically disclose a kind of herbicide composition for wheat field, this herbicidal composition is obtained by active component and auxiliary material mixture, described active component is for making its grand, clodinafop-propargyl and iodosulfuron-methyl-sodium, and the weight ratio making its grand, clodinafop-propargyl and iodosulfuron-methyl-sodium is: make its grand clodinafop-propargyl iodosulfuron-methyl-sodium=(1 60) (1 15) (0.1 5).The herbicide composition for wheat field that the present invention provides, component is compounding rationally, preventive effect is better than activity when each component is used alone, and control of weeds spectrum can be expanded, reduce spraying times, reduce cost accounting, and it is not likely to produce drug resistance, and good to crop safety, meet the security requirement of pesticidal preparations.Herbicidal composition of the present invention has preferable prevention effect to wheat field annual gramineous weed and broad leaved weed.
Description
Technical field
The present invention relates to herbicide technology field, be specifically related to a kind of herbicide composition for wheat field, also relate to it
Application.
Background technology
Wheat is one of main cereal crops of China, and annual cultivated area is more than 30,000,000 hm2, it is only second to paddy rice
Cultivated area.Wheat paddock crop smothering occurs serious, and the common underproduction more than 15% can be had no harvest time serious.Weeds of wheat is of a great variety,
Generating capacity is big, has had a strong impact on the yield of wheat.Wherein grassy weed mainly has annual bluegrass, amur foxtail, Chinese silvergrass, wild oat
Deng, broad leaved weed mainly has ox chickweed, shepherd's purse, clearvers etc..The herbicide that wheat paddock is main at present has 2,4-D butyl ester, essence
Azoles diclofop-methyl, tribenuron-methyl, bensulfuron-methyl, florasulam etc., due to Long-Time Service, resistance strengthens, causes the increase of dosage,
Increase the pollution to environment, also add peasant's dispenser cost.In order to effectively control weeds of wheat harm, it is badly in need of seeking to remove
The novel wheat field herbicidal that grass is effective, easy to use.
Summary of the invention
It is an object of the invention to provide that a kind of control of weeds is effective, be not likely to produce drug resistance, use the wheat paddock of safety
Herbicidal composition, this herbicide composition for wheat field can prevent and kill off field grassy weed, broad leaved weed simultaneously.
The present invention also aims to provide the application of a kind of herbicide composition for wheat field.
In order to realize object above, the technical solution adopted in the present invention is: a kind of herbicide composition for wheat field, by living
Property composition and auxiliary material mixture obtain, and described active component, for making its grand, clodinafop-propargyl and iodosulfuron-methyl-sodium, makes that it is grand, alkynes is careless
The weight ratio of ester and iodosulfuron-methyl-sodium is: make its grand clodinafop-propargyl iodosulfuron-methyl-sodium=(1-60) (1-15)
(0.1-5)。
Preferably, in herbicide composition for wheat field, the weight ratio making its grand, clodinafop-propargyl and iodosulfuron-methyl-sodium is:
Make its grand clodinafop-propargyl iodosulfuron-methyl-sodium=7 (3-4) (0.3-0.6).
It is furthermore preferred that in herbicide composition for wheat field, make its grand, clodinafop-propargyl and the weight ratio of iodosulfuron-methyl-sodium
For: make its grand clodinafop-propargyl iodosulfuron-methyl-sodium=7 4 0.6.
In described herbicidal composition, the weight percentage of active component is 5%-80%.
Described herbicidal composition can be made water dispersible granules, wettable powder, dispersible in oil suspending agent, suspending agent
Any one formulation.
Adjunct ingredient in herbicide composition for wheat field can be agriculturally acceptable insecticides adjuvant, or is other
It is of value to the material that active ingredient is stablized in the formulation and drug effect plays.Such as auxiliary material can be filler, dispersant, wetting agent,
One or more in disintegrant, binding agent.This auxiliary material is conducive to herbicidal composition of the present invention is processed into water agriculturally
Dispersible granule, wettable powder, dispersible the environmental protection formulation such as oil suspending agent, suspending agent.
When making water dispersible granules, spendable auxiliary material is as follows: dispersant such as polycarboxylate, lignosulfonates, alkyl
One or more in naphthalene sulfonate, alkylbenzenesulfonate, APES formaldehyde condensation products；Wetting agent such as alkyl sulfide
One or more in hydrochlorate, AEO, APES, alkylsulfonate；Disintegrant such as sulfuric acid
One or more in ammonium, urea, sucrose, glucose；Binding agent such as diatomite, cornstarch, PAV, carboxymethyl (ethyl) fibre
One or more in dimension element class；In filler such as diatomite, kaolin, white carbon, fine particle calcium carbonate, talcum powder, attapulgite, potter's clay
One or more.
When making wettable powder, spendable auxiliary material is as follows: dispersant such as polycarboxylate, lignosulfonates, alkyl
One or more in naphthalene sulfonate, alkylbenzenesulfonate, APES formaldehyde condensation products；Wetting agent such as alkyl sulfide
One or more in hydrochlorate, AEO, APES, alkylsulfonate, filler such as diatomite,
One or more in kaolin, white carbon, fine particle calcium carbonate, talcum powder, attapulgite, potter's clay.
Making when dispersibling oil suspending agent, spendable auxiliary material is as follows: dispersant such as sodium lignin sulfonate, polycarboxylate, alkane
One or more in base phenol polyethenoxy ether formaldehyde condensation products, alkylnaphthalene sulfonate；Wetting agent such as lauryl sodium sulfate, fat
One or both in fat alcohol APEO；Emulsifying agent such as BY (castor oil polyoxyethylene ether) series emulsifying agent (BY-110,
BY-125, BY-140), Nongru-700 # (alkyl phenol formaldehyde resin polyoxyethylene ether), agriculture breast 2201, this dish-60# (D-sorbite
Acid anhydride monostearate), Tween-60 # (polyoxyethylene sorbitan monostearate), agriculture breast 1601# (phenethyl phenol polyoxy second
Alkene polyethenoxy ether) in one or more；In thickener such as white carbon, polyvinyl alcohol, organobentonite, xanthans, gel
One or more；Oil based solvent such as soybean oil, rapeseed oil, cottonseed oil, palm oil, Castor oil, corn oil, sunflower oil,
One or more in isooctyl oleate, methyl oleate, paraffin oil.
When making suspending agent, spendable auxiliary material is as follows: dispersant such as polycarboxylate, lignosulfonates, alkylnaphthalene sulphur
One or more in hydrochlorate (dispersing agent NNO)；Wetting agent such as lauryl sodium sulfate, neopelex, laruyl alcohol
One or more in sodium sulphate, AEO, OPEO, dioctyl sodium sulfosuccinate；Breast
Agent such as Nongru-700 # (alkyl phenol formaldehyde resin polyoxyethylene ether), agriculture breast 2201, this dish-60# (sorbitan monostearate
Ester), Tween-60 # (polyoxyethylene sorbitan monostearate), agriculture breast 1601# (triphenoethyl benzene phenol polyoxypropylene polyoxy second
Alkene block polymer) in one or more；In thickener such as xanthans, gel, polyvinyl alcohol, bentonite, sodium alginate
One or more；In antifreezing agent such as ethylene glycol, glycerine, polyethylene glycol, urea, D-sorbite, inorganic salts such as sodium chloride
One or more；Defoamer such as silicone defoamer；Water is deionized water.
The application in preventing and kill off wheat paddock annual gramineous weed and broad leaved weed of a kind of herbicide composition for wheat field.
In the herbicide composition for wheat field that the present invention provides, the function introduction of each active component is as follows.
Make its grand fluroxypyr, fluroxypyr of having another name called, belong to pyridine fluoroacetic acid class inner-adsorption conduction-type herbicide, chemical name
Claiming: 4-amino-3, the chloro-6-of 5-bis-fluoro-2-pyridine fluoroacetic acid, chemical structural formula is as follows:
Being absorbed rapidly by plant leaf blade and root after dispenser, the most quickly conduct, susceptible weeds is by top in after medicine 2-3 days
Wilt, occur that typical hormone herbicide reacts, plant deformity, distortion.Temperature can affect the speed that drug effect plays, but not shadow
Ring final herbicidal effect.Rear stubble broad leaf crop is had no adverse effects, in wheat, corn, paddy rice body, is converted into innocuous substance
Comparatively safe.Multiple broad leaved weed can be prevented and kill off, the most most sensitive weeds have clearvers, wartwort, ox chickweed, clay coating dish,
Common vetch, little lamb's-quarters, alternanthera philoxeroides, shepherd's purse, broadcast ma's punt-pole；More sensitive weeds have Herba Ranunculi Japonici, annual fleabane herb, aster, grasswort, Tong Quan
Grass；Resistance weeds have Veronica, motherwort；Invalid to grassy weed.Herbicidal spectrum is the widest, uses by a definite limitation.
Clodinafop-propargyl has another name called top herbicide, alkynes oxalate, and its chemical structural formula is as follows:
Clodinafop-propargyl is the inhibitor of acetyl coenzyme A, Uptake and translocation herbicide.To wild oat, hard grass, amur foxtail etc. 1 year
Raw grassy weed preventive effect is high, and heterodyne anti-to annual bluegrass is invalid to broad leaved weed.Clodinafop-propargyl is mainly inhaled by weeds leaf portion tissue
Receive, and root hardly picks up.After leaf portion absorbs, conducted from top to bottom by xylem, and accumulate in separate living tissue, high
Conduction of velocity can be accelerated under temperature, super-humid conditions.Soil is degraded rapidly, the most inactive, on succession crop without impact.Alkynes grass
Ester is not likely to produce cross resistance as a kind of novel highy potent herbicide, the mechanism of action special due to it, raw in China's agricultural
Product has broader practice prospect.
Iodosulfuron-methyl-sodium, is sulfonylurea post-emergence herbicide, and chemical name is: the iodo-2-of 4-(3-(4-methoxyl group-6-
Methyl isophthalic acid, 3,5-triazine-2-bases) ureido sulfuryl) methyl benzoate sodium salt, chemical structural formula is as follows:
Iodosulfuron-methyl-sodium is acetolactate synthestase (ALS) inhibitor, and it is by suppression necessary amino acid, figured silk fabrics ammonia
The biosynthesis of acid and isoleucine stops cell division and plant growth.This medicament is mainly used in preventing and kill off spring, winter wheat, hard
Multiple grassy weed (such as: wind grass, annual bluegrass etc.) on wheat, triticale and rye and most of broad leaved weed are (such as: side gold
Small cup Pittosporum, Amaranthus retroflexus, sea green, also duck's-foot, leaf mustard, lamb's-quarters, clearvers, Geranium, sunflower, clover genus, knotweed, purslane,
Corn spurrey, chickweed, Veronica, Siberian cocklebur etc.), it is preferable herbicide kind, application prospect is optimistic, not only pacifies cereal crop
Entirely, on succession crop without impact, and high to environment, ecological compatibility and security.
Clodinafop-propargyl is the inhibitor of acetyl coenzyme A, is mainly used in preventing and treating cornfield gramineae weed, invalid to broadleaved herb, and
Use for many years, some grassy weeds such as bromegrass, barnyard grass have been produced resistance.Make its grand effect with plant hormone, main
It is used for preventing and kill off broad leaved weed, invalid to grassy weed, also there is high selectivity, there is resistance risk.Methyl iodide sulphur is grand
Sodium salt is the inhibitor of acetolactate synthestase, is mainly used in preventing and kill off broad leaved weed and part grassy weed.These three is effective
Composition has different weed control spectrums and the mechanism of action.Present inventor tries through substantial amounts of Seiving Tests and field efficacy
Test, find to make its grand, clodinafop-propargyl and iodosulfuron-methyl-sodium through the most compounding, wheat paddock main weeds group preventive effect is shown
Writing and improve, addition is obvious.Use the herbicide composition for wheat field that the present invention provides, it is possible to decrease use cost, to crop
Security is high.
The herbicide composition for wheat field that the present invention provides, component is compounding rationally, and preventive effect is better than each component when being used alone
Activity, and control of weeds spectrum can be expanded, reduce spraying times, reduce cost accounting, and the resistance of weeds can be delayed, no
It is easily generated drug resistance, good to crop safety, meet the security requirement of pesticidal preparations.Herbicidal composition of the present invention is to wheat
Field annual gramineous weed and broad leaved weed have preferable prevention effect, can effectively control the miscellaneous of wheat whole growth period
Grass, and wheat and succession crop are all had security.
Detailed description of the invention
Below by specific embodiment, technical scheme is described in detail, so that the present invention is easier to reason
Solve, but the present invention is limited to absolutely not these examples.Percentage in following example is mass percent.
Embodiment 1-3 is wettable powder, and the one-tenth of the most each embodiment is grouped into and is shown in Table 1.
The one-tenth of table 1 embodiment 1-3 herbicidal composition is grouped into
Dispersant in embodiment 1-3 be polycarboxylate, lignosulfonates, alkylnaphthalene sulfonate, alkylbenzenesulfonate,
One or more in APES formaldehyde condensation products；Wetting agent be alkyl sulfate, AEO,
One or more in APES, alkylsulfonate；Filler is diatomite, kaolin, white carbon, fine particle calcium carbonate, cunning
One or more in stone flour, attapulgite, potter's clay.
Preparation method: weigh each component respectively, puts in blender and stirs 30 minutes, make material mix, then mistake
Airslide disintegrating mill, prepares the powderous preparations of certain particle diameter, and fineness of materials crosses 325 mesh sieves, through the most i.e. obtaining herbicide group
The wettable powder of compound.
Using method: be applicable to wheat paddock cauline leaf and process, every mu of ground optimum amount is respectively 20 grams, 20 grams, 15 grams, is watered
30 kilograms, even spraying under conditions of calm, fine.
Embodiment 4-6 is water dispersible granules, and the one-tenth of the most each embodiment is grouped into and is shown in Table 2.
The one-tenth of table 2 embodiment 4-6 herbicidal composition is grouped into
Dispersant in embodiment 4-6 be polycarboxylate, lignosulfonates, alkylnaphthalene sulfonate, alkylbenzenesulfonate,
One or more in APES formaldehyde condensation products；Wetting agent be alkyl sulfate, AEO,
One or more in APES, alkylsulfonate, disintegrant is in ammonium sulfate, urea, sucrose, glucose
One or more；Binding agent is one or more in diatomite, cornstarch, PAV, carboxymethyl (ethyl) cellulose family；Fill out
Material is one or more in diatomite, kaolin, white carbon, fine particle calcium carbonate, talcum powder, attapulgite, potter's clay.
Preparation method: mixed in a mixer by raw material, mixes after ultra micro air-flow crushing, adds water and pinch
Close, then carry out extruder grain, be dried, screening, through after the assay was approved, obtain the water dispersible granules of Herbicidal combinations.
Using method: be applicable to wheat paddock cauline leaf and process, every mu of ground optimum amount is respectively 30 grams, 25 grams, 20 grams, is watered
30 kilograms, even spraying under conditions of calm, fine.
Embodiment 7-9 is suspending agent, and the one-tenth of the most each embodiment is grouped into and is shown in Table 3.
The one-tenth of table 3 embodiment 7-9 herbicidal composition is grouped into
Dispersant in embodiment 7-9 is in polycarboxylate, lignosulfonates, alkylnaphthalene sulfonate (dispersing agent NNO)
One or more；Wetting agent is lauryl sodium sulfate, neopelex, sldium lauryl sulfate, fatty alcohol polyoxy
One or more in vinethene, OPEO, dioctyl sodium sulfosuccinate；Emulsifying agent is Nongru-700 # (alkane
Base fluosite APEO), agriculture breast 2201, this dish-60# (sorbitan monostearate), Tween-60 # (polyoxy
Ethene sorbitan monostearate), in agriculture breast 1601# (triphenoethyl benzene phenol polyoxyethylene polyoxypropylene block polymer)
One or more；Thickener is one or more in xanthans, gel, polyvinyl alcohol, bentonite, sodium alginate；Antifreezing agent
For ethylene glycol, glycerine, polyethylene glycol, urea, D-sorbite, inorganic salts such as one or more in sodium chloride；Defoamer
For silicone defoamer；Water is deionized water.
Preparation method: weigh raw material, pours into after mixing in sand mill and prepares described combinations of herbicides through soybean dietary fiber
The suspending agent of thing.
Using method: be applicable to wheat paddock cauline leaf and process, every mu of ground optimum amount is respectively 75 grams, 50 grams, 30 grams, is watered
30 kilograms, even spraying under conditions of calm, fine.
Embodiment 10-12 is for dispersibling oil suspending agent, and the one-tenth of the most each embodiment is grouped into and is shown in Table 4.
The one-tenth of table 4 embodiment 10-12 herbicidal composition is grouped into
Dispersant in embodiment 10-12 is sodium lignin sulfonate, polycarboxylate salt dispersant, APES first
One or more in aldehyde condensate, alkylnaphthalene sulfonate；Wetting agent is in lauryl sodium sulfate, AEO
One or both；Emulsifying agent is BY (castor oil polyoxyethylene ether) series emulsifying agent (BY-110, BY-125, BY-140), agriculture
Breast 700# (alkyl phenol formaldehyde resin polyoxyethylene ether), agriculture breast 2201, this dish-60# (sorbitan monostearate), tell
In temperature-60# (polyoxyethylene sorbitan monostearate), agriculture breast 1601# (phenethyl phenol polyoxyethylene poly-oxygen propylene aether)
One or more；Thickener is one or more in white carbon, polyvinyl alcohol, organobentonite, xanthans, gel；Oil
Kind solvent is soybean oil, rapeseed oil, cottonseed oil, palm oil, Castor oil, corn oil, sunflower oil, isooctyl oleate, oleic acid
One or more in methyl esters, paraffin oil.
Preparation method: pour into after each component being weighed in sand milling, the bead that admixture doses is 1.5 times carries out sand milling 2-3
Hour, remove bead, through checking the qualified oil suspending agent i.e. obtaining described herbicidal composition.
Using method: be applicable to wheat paddock cauline leaf and process, every mu of ground optimum amount is respectively 65 grams, 65 grams, 40 grams, is watered
30 kilograms, even spraying under conditions of calm, fine.
Effect test
Test example 1 active ingredient combination type of action judges
1.1 reagent agent
96% makes its grand former medicine；The 97% former medicine of clodinafop-propargyl；91% iodosulfuron-methyl-sodium.
1.2 for examination weeds
Grassy weed (wild oat, amur foxtail, annual bluegrass), broad leaved weed (clearvers, lamb's-quarters, ox chickweed), field is collected
Seed, germination percentage is more than 95%.
Cultivation for examination weeds uses indoor pot cultivation.Test soil is that the test that non-medication plot is collected is special
Soil, takes flowerpot of the same size, is filled to soil, at 2/3 height, add water and treat soil complete wetting, vernalization in biochemical cultivation case revealed
White weed seed is uniformly placed in flowerpot, and each about 100 of every basin, blinding 0.5-1cm is placed on cellar culture in greenhouse, treats
Every basin number of weeds is set to 80 strains after emerging by weeds.
1.3 tests process
This test sets 37 process altogether, wherein make it grand set 70,140,210g (a.i.)/hectare 3 dosage process, alkynes grass
Ester sets 30,40,50g (a.i.)/hectare 3 dosage process, iodosulfuron-methyl-sodium sets 1.5,3,6g (a.i.)/hectare 3 agent
Amount processes.Make its grand+clodinafop-propargyl+iodosulfuron-methyl-sodium three compound and set 27 dosage ratios process: 70+30+1.5,140+
30+1.5、210+30+1.5、70+40+1.5、140+40+1.5、210+40+1.5、70+50+1.5、140+50+1.5、210+50
+1.5、70+30+3、140+30+3、210+30+3、70+40+3、140+40+3、210+40+3、70+50+3、140+50+3、210
+50+3、70+30+6、140+30+6、210+30+6、70+40+6、140+40+16、210+40+6、70+50+6、140+50+6、
210+50+6g (a.i.)/hectare, separately sets 1 clear water comparison, 37 process altogether.
1.4 test method
Each test processes the medicament used and all uses matching while using, makes its grand, clodinafop-propargyl, iodosulfuron-methyl-sodium employing two
After methyl sulfoxide dissolves, add Tween 80 emulsifying agent, above-mentioned former medicine is configured to desired concn.Target weeds are cultivating 3-5
Ye Qi, each reagent agent carries out cauline leaf spraying treatment to weeds at different dosages, and sprayer unit is 3WT-II type spray tower, often
Process sets 3 repetitions.
Inserting after process in greenhouse and grow, growth temperature 20 DEG C-30 DEG C, soil moisture content keeps 100%, and timing is observed and planted
Thing reaction symptom, and the survival rate of 15 days statistics weeds after medicine.Use Colby method that the activity of weeding after using with is examined
Test, i.e.In formula, X is consumption weeds survival rate of herbicide A when being P；Y is consumption herbicide B miscellaneous when being Q
Grass survival rate；Z is consumption weeds survival rate of herbicide C when being W；E0The reason of herbicide (A+B+C) when being (P+Q+W) for consumption
Opinion weeds survival rate；E is the actual weeds survival rate of each process.By Colby method, work as E0During-E ＞ 10%, mixture weeding is described
Agent produces synergistic effect；Work as E0During-E ＜-10%, illustrate that mixture herbicide produces antagonism；Work as E0-E is worth between ± 10%,
Illustrate that mixture herbicide produces addition.
1.5 result of the tests and analysis
Result of the test data are shown in Table 5.
Table 5 active ingredient combination Experiment on Function result data
As can be seen from Table 5, its grand, clodinafop-propargyl and the compounding rear E of three kinds of active components of iodosulfuron-methyl-sodium are made0-E is worth Jie
In ± 10%, illustrate that complex weedicide creates addition.The wherein combination of the 70+40+3 survival rate to grassy weed
E0-E=5.6, survival rate E to broad leaved weed0The combination of-E=5,70+30+6 survival rate E to grassy weed0-E=
7.2, survival rate E to broad leaved weed0The combination of-E=5.8,70+40+6 survival rate E to grassy weed0-E=9.3 is right
Survival rate E of broad leaved weed0-E=8.6, all apparently higher than other combine time E0The value of-E, therefore from cost, preventive effect, weed control spectrum
Considering with the balance etc. of formula, 70+ (30-40)+(3-6) is combined as preferred compositions, wherein 70+40+6 be combined as optimum
Combination, even if the weight ratio of its grand, clodinafop-propargyl and iodosulfuron-methyl-sodium is: make its grand clodinafop-propargyl iodosulfuron-methyl-sodium=
Time 7 (3-4) (0.3-0.6), effect is preferable, when the weight ratio making its grand, clodinafop-propargyl and iodosulfuron-methyl-sodium is: make it
During grand clodinafop-propargyl iodosulfuron-methyl-sodium=7 4 0.6, best results.
Test example 2 eliminating weed in wheat field field control effectiveness test
2.1 test medicine
(1) 11.6% makes its grand clodinafop-propargyl iodosulfuron-methyl-sodium compound OF (7:4:0.6)
Herbicide composition for wheat field: active component weight percent content 11.6% make its grand clodinafop-propargyl methyl
The grand sodium salt of iodine sulphur (7:4:0.6) dispersibles oil suspending agent: weigh respectively make it grand 7 grams, clodinafop-propargyl 4 grams, iodosulfuron-methyl-sodium 0.6
Gram, wetting agent 2 grams, dispersant 5 grams, emulsifying agent 10 grams, thickener 1.2 grams, solvent naphtha complements to 100 grams, pours in sand milling, adds
The bead entering inventory 1.5 times carries out sand milling 3 hours, removes bead, qualified through inspection, i.e. obtains herbicidal composition
Dispersible oil suspending agent.
(2) 11.3% make its grand clodinafop-propargyl iodosulfuron-methyl-sodium compound OF (7:4:0.3)
Herbicide composition for wheat field: active component weight percent content 11.3% make its grand clodinafop-propargyl methyl
The grand sodium salt of iodine sulphur (7:4:0.3) dispersibles oil suspending agent: weigh respectively make it grand 7 grams, clodinafop-propargyl 4 grams, iodosulfuron-methyl-sodium 0.3
Gram, wetting agent 2 grams, dispersant 5 grams, emulsifying agent 10 grams, thickener 1.2 grams, solvent naphtha complements to 100 grams, pours in sand milling, adds
The bead entering inventory 1.5 times carries out sand milling 3 hours, removes bead, qualified through inspection, i.e. obtains herbicidal composition
Dispersible oil suspending agent.
(3) 10.6% make its grand clodinafop-propargyl iodosulfuron-methyl-sodium compound OF (7:3:0.6)
Herbicide composition for wheat field: active component weight percent content 10.6% make its grand clodinafop-propargyl methyl
The grand sodium salt of iodine sulphur (7:3:0.6) dispersibles oil suspending agent: weigh respectively make it grand 7 grams, clodinafop-propargyl 3 grams, iodosulfuron-methyl-sodium 0.6
Gram, wetting agent 2 grams, dispersant 5 grams, emulsifying agent 10 grams, thickener 1.2 grams, solvent naphtha complements to 100 grams, pours in sand milling, adds
The bead entering inventory 1.5 times carries out sand milling 3 hours, removes bead, qualified through inspection, i.e. obtains herbicidal composition
Dispersible oil suspending agent.
(4) 20% make its grand EC；
(5) 15% clodinafop-propargyls WP；
(6) 20% iodosulfuron-methyl-sodium WDG；
(7) blank.
Wherein, auxiliary material wetting agent, dispersant, emulsifying agent, thickener and solvent naphtha in medicament (1), (2), (3) are for dividing
Scattered oil suspending agent commonly uses auxiliary material.Dispersant is sodium lignin sulfonate, polycarboxylate salt dispersant, APES formaldehyde condensation
One or more in thing, alkylnaphthalene sulfonate；Wetting agent is the one in lauryl sodium sulfate, AEO
Or two kinds；Emulsifying agent is BY (castor oil polyoxyethylene ether) series emulsifying agent (BY-110, BY-125, BY-140), Nongru-700 #
(alkyl phenol formaldehyde resin polyoxyethylene ether), agriculture breast 2201, this dish-60# (sorbitan monostearate), Tween-60 #
One in (polyoxyethylene sorbitan monostearate), agriculture breast 1601# (phenethyl phenol polyoxyethylene poly-oxygen propylene aether)
Or it is multiple；Thickener is one or more in white carbon, polyvinyl alcohol, organobentonite, xanthans, gel；Oil based solvent
For soybean oil, rapeseed oil, cottonseed oil, palm oil, Castor oil, corn oil, sunflower oil, isooctyl oleate, methyl oleate, stone
One or more in wax oil.
2.2 test method
Test sets 7 process, and each process sets 4 repetitions, and totally 28 process community, often process plot area 20 squares
Rice, random district group arranges, and after seedling, cauline leaf processes, at wheat period of seedling establishment or wheat tillering stage to the jointing stage, when weed growth is vigorous
Directed spraying, field main weeds has: clearvers, wartwort, ox chickweed, annual bluegrass, wild oat, amur foxtail etc..
2.3 test objective
2.3.1 security test
After dispenser, observe the situation of growing of wheat, evaluate the herbicidal composition of the present invention security to wheat.
2.3.2 herbicidal effect
Every community takes 4 points at random, investigates 1/4 square metre at every, within after dispenser 15 days, 30 days, investigates weeds situation respectively, point
Not recording kind and the strain number of weeds, calculate weeds strain preventive effect, computing formula is as follows:
2.4 result of the tests and analysis
2.4.1 security
Executing observation post administration, herbicidal composition (1)-(3) the treatment region wheat growth for examination is normal, plant height, leaf look, leaf age
Basically identical with blank district, do not find the symptom of chemical damage such as albefaction, dwarfing, deformity, due to effective anti-except weeds, it is to avoid
Weeds and crop strive water, win honour for, strive fertilizer, effectively raise yield and the quality of wheat through measuring and calculating, and amount of increase in production reaches
15.2%-23.1%.Use wheat safety under recommended doses.
2.4.2 herbicidal effect
Within after dispenser 15 days, 30 days, investigate the herbicidal effect data obtained respectively to be shown in Table shown in 6,7.
15 days weeds of wheat preventive effects after table 6 medicine
30 days weeds of wheat preventive effects after table 7 medicine
The field test results of table 6,7 shows: test medicine (1) 11.6% makes its grand clodinafop-propargyl grand sodium of methyl iodide sulphur
Salt dispersibles oil suspending agent 65g/ mu, and test medicine (2) 11.3% makes its grand clodinafop-propargyl iodosulfuron-methyl-sodium dispersible oil
Suspension 70g/ mu, test medicine (3) 10.6% makes its grand clodinafop-propargyl iodosulfuron-methyl-sodium dispersible oil suspending agent 75g/ mu,
Weeds of wheat all had significant preventive effect in after medicine after 15 days and medicine 30 days, hence it is evident that be better than compareing medicament 20% and make its mamaplasty
Oil 75ml/ mu, 15% clodinafop-propargyl wettable powder 20g/ mu, the preventive effect of 20% iodosulfuron-methyl-sodium water dispersible granules 2g/ mu；
The work of the prevention effect that is significantly improved in land for growing field crops uses after illustrating to make its grand, clodinafop-propargyl and iodosulfuron-methyl-sodium Ternary
With, reduce spraying times simultaneously, saved drug cost, expand control of weeds spectrum.Wherein make with test medicine (1) 11.6%
The preventive effect that its grand clodinafop-propargyl iodosulfuron-methyl-sodium dispersibles oil suspending agent 65g/ mu is the highest, with test medicine (2) 11.3%
Making its grand clodinafop-propargyl iodosulfuron-methyl-sodium dispersible oil suspending agent 70g/ mu, test medicine (3) 10.6% makes its grand alkynes
The grass METH grand sodium salt of iodine sulphur dispersibles oil suspending agent 75g/ mu and compares, and in the case of reducing consumption, preventive effect does not reduce.
Prove through test example 1 and test example 2, make its grand, clodinafop-propargyl, three kinds of active component mixtures of iodosulfuron-methyl-sodium
After, solving and make its grand single dose invalid to grassy weed, clodinafop-propargyl single dose is invalid to broad leaved weed, iodosulfuron-methyl-sodium pair
Part grassy weed and a difficult problem for the anti-heterodyne of broad leaved weed, substantially increase the quick-acting to weeds of wheat and comprehensive simultaneously
Preventive effect, saves drug cost simultaneously, to wheat safety.
Claims (4)
1. a herbicide composition for wheat field, it is characterised in that obtained by active component and auxiliary material mixture, described active component
For making its grand, clodinafop-propargyl and iodosulfuron-methyl-sodium, the weight ratio making its grand, clodinafop-propargyl and iodosulfuron-methyl-sodium is:
Make its grand clodinafop-propargyl iodosulfuron-methyl-sodium=7 4 0.6.
Herbicide composition for wheat field the most according to claim 1, it is characterised in that activity in described herbicidal composition
The weight percentage of composition is 5%-80%.
Herbicide composition for wheat field the most according to claim 1, it is characterised in that described herbicidal composition is moisture
Shot agent, wettable powder, any one formulation of dispersibling in oil suspending agent, suspending agent.
4. the herbicide composition for wheat field described in claim 1 is preventing and kill off wheat paddock annual gramineous weed and broad leaved weed
In application.
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| CN103651490B (en) * | 2013-12-16 | 2015-05-27 | 山东滨农科技有限公司 | Compound weeding composition |
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Application publication date: 20141105 Assignee: Xiangyang Tuogu Agricultural Products Co.,Ltd. Assignor: HENAN VISION TECHNOLOGY Co.,Ltd. Contract record no.: X2019980000066 Denomination of invention: Herbicide composition for wheat field and application of herbicide composition Granted publication date: 20160907 License type: Common License Record date: 20190826 |
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