CN104430464B - A kind of compound herbicide for corn field and preparation method thereof - Google Patents
A kind of compound herbicide for corn field and preparation method thereof Download PDFInfo
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Abstract
The invention discloses a kind of compound herbicide for corn field and preparation method thereof, wherein compound herbicide is made up of the component of following percentage by weight: isoxaflutole 0.05-35%, the grand 0.03-35% of thiophene ketone sulphur, mesotrione 0.02-35%, auxiliary agent 5%-20%, solvent and/or carrier 45%-88%.The invention has the beneficial effects as follows: after the grand and mesotrione of isoxaflutole, thiophene ketone sulphur is composite, can have complementary advantages, expand herbicide spectrum, show obvious synergistic effect, especially as very good in effects such as Bermuda grass, Paspalum distichum, Ba Lacao to the malignant weed being difficult to prevent and kill off; This compound herbicide is easily degraded simultaneously, and in soil, residual life is short, to corn and succession crop safety good; Also delay and control the succession of resistance weed and field weed community.
Description
Technical field
The present invention relates to a kind of weed killer herbicide, particularly a kind of compound herbicide for corn field containing multiple different organic compound and preparation method thereof.
Background technology
Corn is the first economic crops of China, effective to control and Control Weeds in Maize Field is one of main method improving corn yield at present.Main weeds for corn field: piemarker, lamb's-quarters, summer cypress, salsola collina, black nightshade, Amaranthus retroflexus, willow leaf thorn knotweed, beggar-ticks, kitchen garden, chickweed, elscholtiza, Siberian cocklebur, acalypha copperleaf, water sour jujube pin, pale persicaria, the annual broadleaf weeds such as Veronica, and lady's-grass, barnyard grass, eleusine indica, moleplant seed, the annual gramineous weed such as faber bristlegrass herb and green foxtail, the main acetamide-group herbicides that adopt are as Acetochlor at present, alachlor, butachlor, isopropyl methoxalamines etc. are prevented and treated, but produce resistance owing to making weeds for a long time continuously, have also appeared malignant weed as Bermuda grass, Paspalum distichum, Ba Lacao, weed community is caused to change, and then cause dosage significantly to increase, which not only adds the burden of peasant, but also increased the weight of environmental pollution.For present case, in production, urgent need finds corn safety, and weeding is efficient and the combinations of herbicides of broad weed-killing spectrum replaces conventional weed killer herbicide.
Summary of the invention
In order to solve the problems such as current corn field herbicide herbicidal effect declines, herbicide resistance increases the weight of, the invention provides a kind of corn field herbicide and preparation method thereof, there is the advantages such as consumption is few, control efficiency good, broad weed-killing spectrum.
In order to realize foregoing invention object, the invention provides a kind of compound herbicide for corn field, described compound herbicide is made up of the component of following percentage by weight: isoxaflutole 0.05-35%, the grand 0.03-35% of thiophene ketone sulphur, mesotrione 0.02-35%, auxiliary agent 5%-20%, solvent and/or carrier 45%-88%.
Described compound herbicide is made up of the component of following percentage by weight: isoxaflutole 3%, thiophene ketone sulphur grand 7%, mesotrione 16%, auxiliary agent 15%, solvent and/or carrier 59%.
Described compound herbicide is made up of the component of following percentage by weight: isoxaflutole 0.1%, thiophene ketone sulphur grand 7.4%, mesotrione 15.5%, auxiliary agent 6%, solvent and/or carrier 71%.
Described compound herbicide is made up of the component of following percentage by weight: isoxaflutole 11%, thiophene ketone sulphur grand 8%, mesotrione 9%, auxiliary agent 11%, solvent and/or carrier 61%.
Described compound herbicide is made up of the component of following percentage by weight: isoxaflutole 19%, thiophene ketone sulphur grand 3%, mesotrione 9%, auxiliary agent 17%, solvent and/or carrier 52%.
Described compound herbicide is made up of the component of following percentage by weight: isoxaflutole 4%, thiophene ketone sulphur grand 21%, mesotrione 3%, auxiliary agent 19%, solvent and/or carrier 53%.
Described compound herbicide is made up of the component of following percentage by weight: isoxaflutole 3.2%, thiophene ketone sulphur grand 5.3%, mesotrione 5.1%, auxiliary agent 5.4%, solvent and/or carrier 81%.
Described isoxaflutole, described thiophene ketone sulphur total amount that is grand and described mesotrione is the 0.1-35% of described compound herbicide total amount.
Described auxiliary agent is one or more in emulsifier, synergist, stabilizing agent, dispersant, wetting agent, bleeding agent, antifreezing agent and spreader-sticker
Described solvent is one or more in methyl-sulfoxide, acetone, butanone, cyclohexanone, pyrrolidones, isopropyl alcohol, butanols, ethylene glycol, ethyl acetate, butyl acetate, acetonitrile, oxolane, machine oil, vegetable oil and methyl oleate.
Described carrier is one or more in water, bentonite, diatomite, kaolin, talcum, clay, mica, zeolite, pyrophillite, white carbon and precipitated calcium carbonate.
The surfactant of described emulsifier is monomer or the complex preparation of nonionic, cation or anion surfactant;
Wherein said non-ionic surface active agent is one or more in alkylphenol polyoxyethylene, alkyl phenol polyethenoxy ether, Ben-zylphenol Polyoxyethyl Ether, phenethyl polyoxyethylene poly-oxygen propylene aether, fatty acid ethylene oxide ester and sorbitan fatty acid ester;
Cationic surfactant is one or more in fatty amine salt, fat primary amine salt and fatty primary secondary amine salt;
Anion surfactant is one or more in alkyl benzene calcium sulfonate, alkyl sulfonic acid calcium, fatty alcohol-polyoxyethylene ether calcium sulphate, phenethyl phenol polyethenoxy ether sulfate and alkyl polyoxyethylene ether phosphate.
Described synergist is methylating of plant oil and/or ethylating vegetable oil, and described bleeding agent is one or more in azone, thiophene ketone and organosilicon.
In order to better realize foregoing invention object, the invention provides a kind of preparation method of compound herbicide for corn field, the preparation method of its wetting powder comprises: according to percentage by weight by grand to isoxaflutole, thiophene ketone sulphur, mesotrione, auxiliary agent and carrier mixing, then namely obtain wetting powder product through air-flow crushing.
Its preparation method dispersibling granule comprises: according to percentage by weight by grand to isoxaflutole, thiophene ketone sulphur, mesotrione, auxiliary agent and carrier mixing, then through air-flow crushing, more namely granulation obtains and dispersible granule product.
The preparation method of its oil-suspending agent comprises: by grand to isoxaflutole, thiophene ketone sulphur, mesotrione, auxiliary agent and solvent to together with, after ball milling, sand milling, namely obtain oil-suspending agent finished product.
The invention has the beneficial effects as follows: after the grand and mesotrione of isoxaflutole, thiophene ketone sulphur is composite, can have complementary advantages, expand herbicide spectrum, show obvious synergistic effect, especially as very good in effects such as Bermuda grass, Paspalum distichum, Ba Lacao to the malignant weed being difficult to prevent and kill off; This compound herbicide is easily degraded simultaneously, and in soil, residual life is short, to corn and succession crop safety good; Also delay and control the succession of resistance weed and field weed community.
Embodiment
For problems such as traditional corn weed killer herbicide control efficiency differences, the invention provides a kind of primarily of isoxaflutole, thiophene ketone sulphur is grand and mesotrione three kinds of active ingredients are composite corn field herbicide, wherein, isoxaflutole is a kind of organic heterocyclic class selectivity internal-suction type herbicide before seedling stage that soil treatment is done in corn Dry crop field, can prevent and kill off piemarker, lamb's-quarters, summer cypress, salsola collina, etc. multiple annual broadleaf weed, also have certain preventive effect to some annual gramineous weeds such as lady's-grass, barnyard grass, eleusine indica, moleplant seed, faber bristlegrass herb and green foxtail; Thiophene ketone sulphur is grand is sulfonyl-amino-carbnyl triazolinone class weed killer herbicide, is inhibitor of acetolactate synthetase.Before corn seeding, before emerging or postemergence weed control, for preventing and kill off corn field grassy weed and broad leaved weed; Mesotrione be one can suppress medical midbodies of para (ortho)-hydroxybenzoic acetone acid esters dual oxide enzyme (HPPD) bud before and wide spectrum selective herbicide after seedling, main broadleaved herb and some grassy weeds can be prevented and treated.But also do not find compound herbicide composite for three, due to two or more herbicide mixture, very possible generation antagonism, namely the drug effect after two or more herbicide mixtures is lower than the alone effect sum of each single dose, after this kind of weed killer herbicide mixes mutually in production, the preventive effect of weeds is reduced, sometimes also may produce poisoning, such as, when chlorimuronethyl and smart quizalofopethyl, fluazifop-p-butyl prevent and kill off lady's-grass, yard grass, antagonism can be produced.Conventional isoxaflutole and the grand composite suspending agent control of maize field weed of thiophene ketone sulphur at present, but Long-Time Service makes weeds imitate successful to reduce.And the application finds isoxaflutole after deliberation, thiophene ketone sulphur is grand and mesotrione is composite, there is obviously synergistic effect, the control efficiency of crop weeds is increased significantly, and herbicide spectrum can be expanded, be reduced in the residual life in soil.
Embodiment 1 wetting powder 1
Embodiments provide a kind of compound herbicide for corn field, be made up of the component of following percentage by weight: isoxaflutole 3%, thiophene ketone sulphur grand 7%, mesotrione 16%, auxiliary agent 15%, carrier 59%.
Wherein auxiliary agent is emulsifier, synergist and bleeding agent, and the percentage by weight of its each component is (accounting for compound herbicide gross mass): emulsifier 3%, synergist 8% and bleeding agent 4%; The surfactant of emulsifier is ratio of weight and number is the non-ionic surface active agent of 1:2 and the complex preparation of cationic surfactant, wherein non-ionic surface active agent is alkylphenol polyoxyethylene, alkyl phenol polyethenoxy ether and Ben-zylphenol Polyoxyethyl Ether, and its ratio of weight and number is 1:2:2; Cationic surfactant is fatty amine salt and fat primary amine salt, and its ratio of weight and number is 1:1.Synergist is methylated vegetable oils, and bleeding agent is azone and thiophene ketone, and the percentage by weight of its each component is (accounting for compound herbicide gross mass): azone 1% and thiophene ketone 3%.
Carrier is bentonite, diatomite and precipitated calcium carbonate, and the percentage by weight of its each component is (accounting for compound herbicide gross mass): bentonite 27%, diatomite 21% and precipitated calcium carbonate 11%.
Its preparation method comprises: according to above-mentioned percentage by weight by grand to isoxaflutole, thiophene ketone sulphur, mesotrione, auxiliary agent and carrier mixing, then namely obtain 26% wetting powder product through air-flow crushing.
Embodiment 2 dispersibles granule
Embodiments provide a kind of compound herbicide for corn field, be made up of the component of following percentage by weight: isoxaflutole 0.1%, thiophene ketone sulphur grand 7.4%, mesotrione 15.5%, auxiliary agent 6%, carrier 71%.
Described auxiliary agent is emulsifier, synergist, stabilizing agent and dispersant, and the percentage by weight of its each component is (accounting for compound herbicide gross mass): emulsifier 2%, synergist 1%, stabilizing agent 1% and dispersant 2%.Wherein, the complex preparation of the nonionic of the surfactant of emulsifier to be ratio of weight and number be 2:1:1, cation and anion surfactant; Wherein non-ionic surface active agent is Ben-zylphenol Polyoxyethyl Ether, fatty acid ethylene oxide ester and sorbitan fatty acid ester, and its ratio of weight and number is 1:1:2; Cationic surfactant is fatty amine salt and fatty primary secondary amine salt, and its ratio of weight and number is 1:1; Anion surfactant is alkyl benzene calcium sulfonate, alkyl sulfonic acid calcium and fatty alcohol-polyoxyethylene ether calcium sulphate, and its ratio of weight and number is 2:2:1.Synergist is the ethylating vegetable oil of plant oil; Stabilizing agent is phosphate ester class and ethanol solubilizer, and its ratio of weight and number is 1:4; Dispersant is polycarboxylate and naphthalene sulfonate, and its ratio of weight and number is 3:1.
Carrier is talcum, clay, mica, pyrophillite and white carbon, and the percentage by weight of its each component is (accounting for compound herbicide gross mass): talcum 17%, clay 16%, mica 9%, pyrophillite 3% and white carbon 26%.
Its preparation method comprises: according to above-mentioned percentage by weight by grand to isoxaflutole, thiophene ketone sulphur, mesotrione, auxiliary agent and carrier mixing, then through air-flow crushing, more namely granulation obtains 23% and dispersible granule product.
Embodiment 3 oil-suspending agent
Embodiments provide a kind of compound herbicide for corn field, be made up of the component of following percentage by weight: isoxaflutole 11%, thiophene ketone sulphur grand 8%, mesotrione 9%, auxiliary agent 11%, solvent 61%.
Described auxiliary agent is synergist, dispersant, wetting agent, bleeding agent and spreader-sticker, and the percentage by weight of its each component is (accounting for compound herbicide gross mass): synergist 2%, dispersant 3%, wetting agent 3%, bleeding agent %1 and spreader-sticker 2%.Synergist is organosilicon; Dispersant is polycarboxylate and naphthalene sulfonate, and its ratio of weight and number is 2:1; Wetting agent is Nekal BX and oil-soluble azone, and its ratio of weight and number is 2:1; Bleeding agent is azone and thiophene ketone, and its ratio of weight and number is 2:1; Spreader-sticker is Nekal BX.
Described solvent is methyl-sulfoxide, butanone, pyrrolidones, isopropyl alcohol, butyl acetate, acetonitrile, oxolane, vegetable oil and methyl oleate, and the percentage by weight of its each component is (accounting for compound herbicide gross mass): methyl-sulfoxide 7%, butanone 5%, pyrrolidones 9%, isopropyl alcohol 3%, butyl acetate 11%, acetonitrile 5%, oxolane 4%, vegetable oil 11% and methyl oleate 6%.
Its preparation method comprises: by grand to isoxaflutole, thiophene ketone sulphur, mesotrione, auxiliary agent and solvent to together with, after ball milling, sand milling, namely obtain 28% oil-suspending agent finished product.
Embodiment 4 wetting powder 2
Embodiments provide a kind of compound herbicide for corn field, be made up of the component of following percentage by weight: isoxaflutole 19%, thiophene ketone sulphur grand 3%, mesotrione 9%, auxiliary agent 17%, carrier 52%.
Described auxiliary agent is emulsifier and synergist, and the percentage by weight of its each component is (accounting for compound herbicide gross mass): emulsifier 7% and synergist 10%.The surfactant of emulsifier is ratio of weight and number is the nonionic of 4:3 and the complex preparation of anion surfactant; Wherein non-ionic surface active agent is alkylphenol polyoxyethylene, Ben-zylphenol Polyoxyethyl Ether, fatty acid ethylene oxide ester and sorbitan fatty acid ester, and its ratio of weight and number is 1:1:1:1; Anion surfactant is alkyl sulfonic acid calcium, phenethyl phenol polyethenoxy ether sulfate and alkyl polyoxyethylene ether phosphate, and its ratio of weight and number is 2:3:1.Described synergist is ratio of weight and number is the methylated vegetable oil of the plant oil of 1:3 and ethylating vegetable oil.
Described carrier is clay, pyrophillite, white carbon and precipitated calcium carbonate, and the percentage by weight of its each component is (accounting for compound herbicide gross mass): clay 18, pyrophillite 8, white carbon 18 and precipitated calcium carbonate 8.
Its preparation method comprises: according to above-mentioned percentage by weight by grand to isoxaflutole, thiophene ketone sulphur, mesotrione, auxiliary agent and carrier mixing, then namely obtain 31% wetting powder product through air-flow crushing.
Embodiment 5 dispersibles granule 2
Embodiments provide a kind of compound herbicide for corn field, be made up of the component of following percentage by weight: isoxaflutole 4%, thiophene ketone sulphur grand 21%, mesotrione 3%, auxiliary agent 19%, carrier 53%.
Auxiliary agent is emulsifier, synergist, dispersant, wetting agent, bleeding agent and spreader-sticker, and the percentage by weight of its each component is (accounting for compound herbicide gross mass): emulsifier 6%, synergist 4%, dispersant 3%, wetting agent 3%, bleeding agent 2% and spreader-sticker 1%.The complex preparation of the nonionic of the surfactant of emulsifier to be ratio of weight and number be 2:1:3, cation and anion surfactant; Wherein non-ionic surface active agent is alkylphenol polyoxyethylene, Ben-zylphenol Polyoxyethyl Ether, phenethyl polyoxyethylene poly-oxygen propylene aether and fatty acid ethylene oxide ester, and its ratio of weight and number is 2:3:1:2; Cationic surfactant is fatty amine salt, fat primary amine salt and fatty primary secondary amine salt, and its ratio of weight and number is 2:3:5; Anion surfactant is alkyl sulfonic acid calcium, fatty alcohol-polyoxyethylene ether calcium sulphate and alkyl polyoxyethylene ether phosphate, and its ratio of weight and number is 2:3:1.Synergist is the ethylating vegetable oil of plant oil, and dispersant is polycarboxylate and its ratio of weight and number of naphthalene sulfonate is 2:1; Wetting agent is Nekal BX, and bleeding agent is azone, thiophene ketone and organosilicon, and its ratio of weight and number is 2:1:1; Spreader-sticker is Nekal BX.
Carrier is bentonite, kaolin, mica, zeolite, pyrophillite, white carbon and precipitated calcium carbonate, and the percentage by weight of its each component is (accounting for compound herbicide gross mass): bentonite 7%, kaolin 13%, mica 4%, zeolite 4%, pyrophillite 3%, white carbon 9% and precipitated calcium carbonate 13%.
Its preparation method comprises: according to above-mentioned percentage by weight by grand to isoxaflutole, thiophene ketone sulphur, mesotrione, auxiliary agent and carrier mixing, then through air-flow crushing, more namely granulation obtains 28% and dispersible granule product.
Embodiment 6 oil-suspending agent 2
Embodiments provide a kind of compound herbicide for corn field, be made up of the component of following percentage by weight: isoxaflutole 3.2%, thiophene ketone sulphur grand 5.3%, mesotrione 5.5%, auxiliary agent 5%, solvent 81%.
Auxiliary agent is emulsifier, synergist and bleeding agent, and the percentage by weight of its each component is (accounting for compound herbicide gross mass): emulsifier 3.4%, synergist 1% and bleeding agent 1%.The complex preparation of the nonionic of the surfactant of emulsifier to be ratio of weight and number be 5:7:2, cation and anion surfactant; Wherein non-ionic surface active agent is alkylphenol polyoxyethylene, alkyl phenol polyethenoxy ether, Ben-zylphenol Polyoxyethyl Ether, phenethyl polyoxyethylene poly-oxygen propylene aether, fatty acid ethylene oxide ester and sorbitan fatty acid ester, and its ratio of weight and number is 2:3:1:2:1:1; Cationic surfactant is fatty amine salt, fat primary amine salt and fatty primary secondary amine salt, and its ratio of weight and number is 2:3:2; Anion surfactant is alkyl benzene calcium sulfonate, alkyl sulfonic acid calcium, fatty alcohol-polyoxyethylene ether calcium sulphate, phenethyl phenol polyethenoxy ether sulfate and alkyl polyoxyethylene ether phosphate, and its ratio of weight and number is 2:3:2:4:3.Synergist is the methylated vegetable oil of plant oil and ethylating vegetable oil, and its ratio of weight and number is 1:1; Bleeding agent is azone, thiophene ketone and organosilicon, and its ratio of weight and number is 1:3:1.
Solvent is methyl-sulfoxide 4%, acetone 3%, butanone 4%, cyclohexanone 5%, pyrrolidones 7%, isopropyl alcohol 8%, butanols 6%, ethylene glycol 5%, ethyl acetate 5%, butyl acetate 7%, acetonitrile 3%, oxolane 6%, machine oil 2%, vegetable oil 7% and methyl oleate 9%.
Its preparation method comprises: by grand to isoxaflutole, thiophene ketone sulphur, mesotrione, auxiliary agent and solvent to together with, after ball milling, sand milling, namely obtain 14% oil-suspending agent finished product.
Comparative trial
Corn field chooses peaceful town, Jiyang County, Shandong Province, corn variety is first beautiful 335, field main weeds is that the annual gramineous weeds such as the broad leaved weed such as beggar-ticks, kitchen garden, lady's-grass, barnyard grass, eleusine indica and malignant weed are as Bermuda grass, Paspalum distichum, Ba Lacao etc., set 9 test regions at random at corn field, the area of each test region is 50m
2respectively according to the compound herbicide (embodiment group 1-6) of embodiment of the present invention 1-6,26.7% isoxaflutole and the grand composite suspending agent of thiophene ketone sulphur (control group 1), 20% nicosulfuron atrazine suspending agent, 9 corn trials districts are sprayed; Another test region does not carry out any pesticide spray, as blank group.
Spray date is on June 18th, 2013, after dispenser 5 days and 10 days, and each test region gets 4 points at random, often some investigation 2m
2, record weeds kind and strain number, according to formulae discovery preventive effect, result is as shown in Table 1 and Table 2; The harvest corn phase, each test region removes the corn of limit row, and paid survey is produced, and calculate effect of increasing production, result is as shown in table 3.
Table 1: 5 days preventive effect tables of comparisons after the dispenser of corn trials district
Table 2: 10 days preventive effect tables of comparisons after the dispenser of corn trials district
From the data of table 1 and table 2, compound herbicide of the present invention is used at corn field, not only have complementary advantages, expand herbicide spectrum, grass family and broad leaved weed kill entirely, total preventive effect is significantly higher than traditional weed killer herbicide, but also improves overall preventive effect, and herbicidal activity is strong and show obvious synergistic effect.
Table 3: the corn trials district effect of increasing production harvest time table of comparisons
From the data of table 3, after composite, obtain compound herbicide of the present invention, not only to corn safety, and also have good effect of increasing production and show obvious advantage.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a compound herbicide for corn field, is characterized in that, described compound herbicide is made up of the component of following percentage by weight: isoxaflutole 0.05-35%, the grand 0.03-35% of thiophene ketone sulphur, mesotrione 0.02-35%, auxiliary agent 5%-20%, solvent and/or carrier 45%-88%.
2. compound herbicide for corn field according to claim 1, is characterized in that, described isoxaflutole, described thiophene ketone sulphur total amount that is grand and described mesotrione is the 0.1-35% of described compound herbicide total amount.
3. compound herbicide for corn field according to claim 1 and 2, is characterized in that, described auxiliary agent is one or more in emulsifier, synergist, stabilizing agent, dispersant, wetting agent, bleeding agent, antifreezing agent and spreader-sticker.
4. compound herbicide for corn field according to claim 1 and 2, it is characterized in that, described solvent is one or more in methyl-sulfoxide, acetone, butanone, cyclohexanone, pyrrolidones, isopropyl alcohol, butanols, ethylene glycol, ethyl acetate, butyl acetate, acetonitrile, oxolane, machine oil, vegetable oil and methyl oleate.
5. compound herbicide for corn field according to claim 1 and 2, is characterized in that, described carrier is one or more in water, bentonite, diatomite, kaolin, talcum, clay, mica, zeolite, pyrophillite, white carbon and precipitated calcium carbonate.
6. compound herbicide for corn field according to claim 1 and 2, is characterized in that, the surfactant of described emulsifier is monomer or the complex preparation of nonionic, cation or anion surfactant;
Wherein said non-ionic surface active agent is one or more in alkylphenol polyoxyethylene, alkyl phenol polyethenoxy ether, Ben-zylphenol Polyoxyethyl Ether, phenethyl polyoxyethylene poly-oxygen propylene aether, fatty acid ethylene oxide ester and sorbitan fatty acid ester;
Cationic surfactant is one or more in fatty amine salt, fat primary amine salt and fatty primary secondary amine salt;
Anion surfactant is one or more in alkyl benzene calcium sulfonate, alkyl sulfonic acid calcium, fatty alcohol-polyoxyethylene ether calcium sulphate, phenethyl phenol polyethenoxy ether sulfate and alkyl polyoxyethylene ether phosphate.
7. compound herbicide for corn field according to claim 1 and 2, is characterized in that, described synergist is methylating of plant oil and/or ethylating vegetable oil, and described bleeding agent is one or more in azone, thiophene ketone and organosilicon.
8. according to the preparation method of the arbitrary described compound herbicide for corn field of claim 1-7, it is characterized in that, described preparation method comprises: according to percentage by weight by grand to isoxaflutole, thiophene ketone sulphur, mesotrione, auxiliary agent and carrier mixing, then namely obtain wetting powder product through air-flow crushing.
9. according to the preparation method of the arbitrary described compound herbicide for corn field of claim 1-7, it is characterized in that, described preparation method comprises: according to percentage by weight by grand to isoxaflutole, thiophene ketone sulphur, mesotrione, auxiliary agent and carrier mixing, then through air-flow crushing, more namely granulation obtains and dispersibles granule product.
10. according to the preparation method of the arbitrary described compound herbicide for corn field of claim 1-7, it is characterized in that, described preparation method comprises: by grand to isoxaflutole, thiophene ketone sulphur, mesotrione, auxiliary agent and solvent to together with, after ball milling, sand milling, namely obtain oil-suspending agent finished product.
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| WO2002078442A2 (en) * | 2001-02-14 | 2002-10-10 | Monsanto Technology Llc | Coformulation of an oil-soluble herbicide and a water-soluble herbicide as stable oil-in-water emulsion or microemulsion |
| CN1494827A (en) * | 2002-08-07 | 2004-05-12 | 辛根塔参与股份公司 | Weeding composition |
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| WO2002078442A2 (en) * | 2001-02-14 | 2002-10-10 | Monsanto Technology Llc | Coformulation of an oil-soluble herbicide and a water-soluble herbicide as stable oil-in-water emulsion or microemulsion |
| CN1494827A (en) * | 2002-08-07 | 2004-05-12 | 辛根塔参与股份公司 | Weeding composition |
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Denomination of invention: The invention relates to a corn field compound herbicide and a preparation method thereof Effective date of registration: 20211118 Granted publication date: 20151125 Pledgee: Shandong Shengli Co.,Ltd. Pledgor: Shandong Vicome Greenland Chemical Co.,Ltd. Registration number: Y2021980012660 |
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