CN106719760A - Herbicidal composition for rice field and its application - Google Patents
Herbicidal composition for rice field and its application Download PDFInfo
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- CN106719760A CN106719760A CN201710046277.1A CN201710046277A CN106719760A CN 106719760 A CN106719760 A CN 106719760A CN 201710046277 A CN201710046277 A CN 201710046277A CN 106719760 A CN106719760 A CN 106719760A
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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
-
- 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
- A01N37/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids
- A01N37/18—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids containing the group —CO—N<, e.g. carboxylic acid amides or imides; Thio analogues thereof
- A01N37/26—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids containing the group —CO—N<, e.g. carboxylic acid amides or imides; Thio analogues thereof containing the group; Thio analogues thereof
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
- A01N43/72—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with nitrogen atoms and oxygen or sulfur atoms as ring hetero atoms
- A01N43/86—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with nitrogen atoms and oxygen or sulfur atoms as ring hetero atoms six-membered rings with one nitrogen atom and either one oxygen atom or one sulfur atom in positions 1,3
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- Life Sciences & Earth Sciences (AREA)
- Agronomy & Crop Science (AREA)
- Pest Control & Pesticides (AREA)
- Plant Pathology (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Dentistry (AREA)
- General Health & Medical Sciences (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Environmental Sciences (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The present invention relates to a kind of Herbicidal composition for rice field and its application, said composition includes active component, auxiliary agent and carrier, wherein, active component is by butachlor, halosulfuronmethyl He oxaziclomefone, compounding acquisition；The Herbicidal composition for rice field is used to prevent and kill off rice terrace annual grassy weeds, and preventive effect is substantially better than single dose, wide with herbicidal spectrum, the advantages of delay the resistance to the action of a drug, time and labour saving.
Description
Technical field
The present invention relates to field of pesticide preparation, particularly one kind by butachlor, halosulfuronmethyl He oxaziclomefone compounding is obtained
The Herbicidal composition for rice field for obtaining and application.
Background technology
Butachlor is amide-type selectivity Uptake and translocation herbicide.Sterling is pale yellow oily liquid, with micro- fragranced.
Water is insoluble in, various organic solvents are soluble in.The stable chemical nature under normal temperature and neutrality, weak basic condition.Under strong acid condition
It can be accelerated to decompose, can be degraded in soil.To people and animals' low toxicity, there is stimulation to skin, eyes, to fish high poison.Fourth
Careless amine is mainly absorbed by the young shoot of weeds, is then conducted complete stool and is worked.Be can be used with seedling stage before bud.Its mechanism of action
After for plant absorption butachlor, suppress and destroy protease in vivo, influence the formation of protein, suppress weed bud and young root
Normal growth is developed, so that weeds are dead.Used on clay loam and the content of organic matter soil higher, medicament can be by soil
Colloid absorbing, is difficult to be leached, and the special efficacy phase was up to 1-2 month.
Halosulfuronmethyl adapt to crop widely, can be used for wheat, corn, sorghum, paddy rice, sugarcane, tomato, Ipomoea batatas,
Dry beans, lawn and ornamental crops, can be used for premises, while it is to malignant weed rhizome of nutgrass flatsedge special efficacy, and it is wealthy to prevent and kill off part
Leaf weeds.Therefore there is application prospect and promotional value higher.Rice herbicide Permit (halosulfuronmethyl) is by Japan
Nissan Chemical European Company of the subsidiary exploitation of Nissan Chemical company, and got the Green Light in Italy.This product is recommended
Consumption be 30~50 grams/ha.This product sets up well-deserved reputation in Japanese Rice in the market.And in North America and South America
Corn, on sugarcane and other crops using sale.Paddy rice using typically being used in the leaf phase of paddy rice 1~3, every mu of chlorine pyrrole of use 25%
Sulfometuron Methyl WP15~20 gram are mixed pesticide-clay mixture and are spread fertilizer over the fields, and can also be watered spraying.Water layer is kept after medicine 3~5 days.Transplant field, 3~20 after inserting
Its medication, water conservation 5~7 days after medicine.
Oxaziclomefone is inner sucting conduction type herbicide for paddy field.Barnyard grass, waterwort, moleplant seed, difformed galingale herb etc. can be prevented and kill off
Various weeds.1 day or the leaf heart stage of paddy rice 1 before direct sowing of rice, every mu is watered 30-45 kilograms of even spraying.Protected in 15 days after dispenser
Hold field face moistening, it is impossible to have ponding.When needing to pour water after rice seedling, water layer can not flood paddy rice lobus cardiacus；5-7 after rice transplantation
Day, directly got rid of with bottle or mu is watered 30-45 kilograms of even spraying.During transplant field dispenser, there are 3-5 centimetres of water layer, water conservation 5-7 in field
My god.Can only moisturizing during this, it is impossible to which draining, water layer can not flood the Rice Leaf heart.
Rationally compounding is the speed for improving preventive effect, expanding herbicide controlling spectrum, delay shift of weed community to herbicide, and reduction makes
With cost and a kind of effective ways of reduction herbicide residue, current butachlor, halosulfuronmethyl He the compounding of oxaziclomefone are still
Have no report.
The content of the invention
For butachlor, halosulfuronmethyl He oxaziclomefone is single using there is asking for the resistance to the action of a drug and preventive effect limitation
Topic, the present invention provide it is a kind of by butachlor, halosulfuronmethyl He oxaziclomefone compounding obtain Herbicidal composition for rice field, its is right
Rice terrace annual grassy weeds has synergistic effect, is conducive to the comprehensive regulation of weeds, what the present invention was realized in：
A kind of Herbicidal composition for rice field, including active component, auxiliary agent and carrier, wherein, the active component is by fourth grass
Amine, halosulfuronmethyl He oxaziclomefone are constituted.
Further, in Herbicidal composition for rice field provided by the present invention, by percentage to the quality, butachlor content is
5%~50%, halosulfuronmethyl content is that 1%~10% , oxaziclomefones content is 1%~30%, balance of auxiliary agent and carrier.
Further, in Herbicidal composition for rice field provided by the present invention, the auxiliary agent is wetting agent, dispersant, emulsification
One or more in agent, stabilizer, antifreezing agent, disintegrant, defoamer or thickener.
Further, in Herbicidal composition for rice field provided by the present invention, the composition is with epoxidized soybean oil, oleic acid
A kind of in methyl esters, solvent naphtha, water is the suspending agent of carrier；
Or with a kind of water dispersible granules as carrier in diatomite, kaolin, fine particle calcium carbonate, cornstarch, ammonium sulfate；
Or with a kind of wettable powder as carrier in diatomite, kaolin, fine particle calcium carbonate, cornstarch, ammonium sulfate；
Or with a kind of granule as carrier in diatomite, kaolin, fine particle calcium carbonate, fine sand, cinder, common brick slag.
Such as application of the Herbicidal composition for rice field of the present invention in rice terrace annual grassy weeds is prevented and kill off.
The insecticides adjuvant used in Herbicidal combinations of the present invention including dispersant, stabilizer, antifreezing agent, thickener etc. and its
He is beneficial to the known substance that drug effect is stablized and played to active ingredient in the formulation, is often used or allows to make in pesticidal preparations
Various composition, is not particularly limited, and may refer to this area reference book (such as " modern type process technology ", Liu Guang
Text, printing time：On 01 01st, 2013；National standard book number ISBN：9787122151643) or according to other this areas
Conventional method determines.
Product described in the invention can be provided in the form of finished product preparation, i.e., each material is blended in composition, group
The composition of compound can also single dose form provide, using it is preceding directly in tank or bucket mix, be then diluted to required for it is dense
Degree.The frequency of administration and amount of application of the present composition change and change with weather condition and crop condition, can be by using
Appropriate formulation reaches the purpose of preventing and treating.The scope of active component when general crop field is applied：10-150 grams/667m2。
Compared with prior art, the beneficial effects of the present invention are：1. combination room has obvious synergistic effect, improves
Prevention effect；2. herbicide controlling spectrum is expanded；3. Pesticide use amount is reduced, so as to reduce cost and reduce the dirt to environment
Dye.
Specific embodiment
In order that the objects, technical solutions and advantages of the present invention are more concise, present invention specific examples below
Illustrate.
Unless stated otherwise, all percentages are weight percentage following examples.
Medicament involved by embodiment, unless stated otherwise, buys by commercial sources and obtains.
The butachlor Lv Bi Mi Huang Long oxaziclomefone oil-suspending agents of embodiment 1 65%
The formulation of the Herbicidal combinations of the present embodiment is oil-suspending agent, is made up of the component of following weight percentage：Fourth grass
Amine 50%, the, oxaziclomefones 10% of halosulfuronmethyl 5%, wetting agent AEO 2%, dispersant alkyl naphthalene sulfonic acid
Salt formaldehyde condensation products 2%, emulsifying agent cithrol 4%, the poly- diformazan of thickener organobentonite 0.8%, defoamer
Radical siloxane 0.2%, complement to 100% with liquid-carrier epoxidized soybean oil.
Butachlor, halosulfuronmethyl in said components is He oxaziclomefone is active component, emulsifying agent, wetting agent, dispersion
Agent, defoamer, thickener are auxiliary agent.
Preparation method is：According to above-mentioned formula, by three kinds of active components, wetting agent, dispersant, emulsifying agent, thickener, disappear
Infusion and partially liq carrier are added in stirred tank, and high speed shear is uniform, by two grades of sand millings, after reaching fineness requirement, and will
Material is delivered in homogeneous mixing kettle, adds remaining emulsifying agent and liquid-carrier, after being well mixed through homogeneous, that is, is removed
The oil-suspending agent of careless composition.
Specific preparation method is referring to " modern type process technology ", author：Liu Guangwen；Printing time：2013 01
The moon 01；National standard book number ISBN：9787122151643.
Suspending agent is with epoxidized soybean oil as carrier, in concrete practice in the present embodiment, it is also possible to use methyl oleate,
The suspending agent common carrier such as solvent naphtha, water.
The butachlor Lv Bi Mi Huang Long oxaziclomefone water dispersible granules of embodiment 2 50%
The formulation of the Herbicidal combinations of the present embodiment is water dispersible granules, is made up of following weight percentage：Butachlor
10%th, the, oxaziclomefones 30%, wetting agent of halosulfuronmethyl 10% are that alkylnaphthalene sulfonate 2%, dispersant is alkylnaphthalene sulfonate
Formaldehyde condensation products 8%, disintegrant are sodium carboxymethyl starch 0.5%, supply 100% with solid carrier cornstarch.
Butachlor, halosulfuronmethyl He oxaziclomefone are active component, wetting agent, dispersant and disintegrant in said components
It is auxiliary agent.
Preparation method：According to above-mentioned formula, after active component is ground into the powder of particle diameter≤500 micron, then will be living
Property composition, auxiliary agent and solid carrier mixing and stirring, by the mixing of particle diameter≤44 micron of the method for air-flow crushing
Material, obtains mixed material, after being soaked with water, is granulated by Squeezinggranulator, being dried, the particle diameter of the system of sieve be 200
Micron~5000 microns of the mixed material being in granular form, the mixed material is the water dispersible granules of Herbicidal combinations.
Specific preparation method is referring to " modern type process technology ", author：Liu Guangwen；Printing time：2013 01
The moon 01；National standard book number ISBN：9787122151643.
The carrier of water dispersible granules is cornstarch in the present embodiment, in actual fabrication process, it is also possible to use diatom
The water dispersible granules common carrier such as soil, kaolin, fine particle calcium carbonate, ammonium sulfate.
The butachlor Lv Bi Mi Huang Long oxaziclomefone wettable powders of embodiment 3 50%
The formulation of the Herbicidal combinations of the present embodiment is wettable powder, is made up of the component of following weight point：Butachlor
20%th, the, oxaziclomefones 20%, wetting agent of halosulfuronmethyl 10% are that AEO 2%, dispersant is sulfomethylated lignin
Hydrochlorate 8%, complement to 100% with solid carrier diatomite.
Butachlor, halosulfuronmethyl He oxaziclomefone are that active component, wetting agent and dispersant are auxiliary agent in said components.
According to above-mentioned formula, the powdered substance by active component coarse crushing into particle diameter≤500 micron is stand-by, then by activity
Composition, auxiliary agent and solid carrier mixing and stirring, by the mixture of particle diameter≤44 micron of the method for air-flow crushing
Material, the mixed material is the wettable powder of Herbicidal combinations.
Specific preparation method is referring to " modern type process technology ", author：Liu Guangwen；Printing time：2013 01
The moon 01；National standard book number ISBN：9787122151643.
It is the carrier using diatomite as wettable powder in the present embodiment, in actual fabrication process, it is also possible to use
The wettable powder common carrier such as kaolin, fine particle calcium carbonate, cornstarch, ammonium sulfate.
The butachlor Lv Bi Mi Huang Long oxaziclomefone granules of embodiment 4 7%
The formulation of the Herbicidal combinations of the present embodiment is granule, is made up of the component of following weight point：Butachlor 5%,
The, oxaziclomefones 1%, wetting agent of halosulfuronmethyl 1% are that AEO 2%, dispersant is lignosulfonates
8%th, 100% is supplied with solid carrier kaolin.
Butachlor, halosulfuronmethyl He oxaziclomefone are that active component, wetting agent and dispersant are auxiliary agent in said components.
According to above-mentioned formula, the powdered substance by active component coarse crushing into particle diameter≤500 micron is stand-by, then by activity
Composition, auxiliary agent and solid carrier mixing and stirring, by the mixture of particle diameter≤44 micron of the method for air-flow crushing
Material, the mixed material is the wettable powder of Herbicidal combinations.Made being added water in this wettable powder input granulating disc
After grain, through drying, screening, cooling, particle is obtained, the mixed material is Herbicidal combinations granule.
Specific preparation method is referring to " modern type process technology ", author：Liu Guangwen；Printing time：2013 01
The moon 01；National standard book number ISBN：9787122151643.
It is that, using kaolin as granule carrier, in actual fabrication process, diatom can also be used in the present embodiment
The granule common carriers such as soil, fine particle calcium carbonate, fine sand, cinder, common brick slag.
The field control effectiveness test of embodiment 5
1st, test material：Japonica rice, southern round-grained rice 9108, Jiangsu Suke Agro-Chemical Co., Ltd. provides.
Experimental plot selection is implemented in Yixing City Fang Qiaojinlan villages (yielding Demonstration area), and soil property is yellow soil, and pH value 6.3 has
Machine matter content is medium, and soil fertility is medium on the upper side, and preceding stubble is wheat, and in the harvesting of on May 5th, 2016, Rice Cropping mode is water direct seeding,
Started Medicament soaked seed vernalization in June 15, sowing date is June 19, and application rate is 4 kilograms, the main grassy weed in field
Moleplant seed (Leptothloa chinensis (L.) Nees), barnyard grass (Echinochloa crusgalli beauv).Broad-leaved is miscellaneous
Grass has mexicana (Rotala indica Kochne), Procumbent Falsepimpernel (Lindernia procumbens philcox), Monochoria vaginalis
(Monochoria vaginalis presi et kunth) wild water chestnut (Elecharis planeagineiforimis tang
Etwang) etc..
Test period：
June 19, medication in 2 days after broadcasting, paddy rice is pricked under being in rice root, and rice bud is erected；
June 21, medication in 4 days after broadcasting, paddy rice is in the vertical pin phase；
40kg/667m is watered with import hand-powered knapsack sprayer2Even spraying.
As shown in table 1, each processes 3 repetitions, each cell 20m to test medicine amount of application2, random district's groups arrangement.
The reagent agent experimental design of table 1
2nd, data survey and statistical method
Fixed 5 points of each treatment of experimental plot, every 2m2, the irregularly poisoning symptom of observation weeds and death after medication
Situation, 15 days after medication, investigates strain number for 30 days, 50 days, increases within 50 days investigation fresh weight preventive effect, and 1m is determined in each treatment2Area is observed
The security of different agents various dose and different administration times to paddy rice.Drug effect computing formula：
Statistical analysis is carried out to test data using SPSS data handling systems, at Duncan ' s duncan's new multiple range methods
Otherness compares between reason.
3rd, result of the test
Result of the test is as Table 2,3：
The embodiment 1-4 of table 2 prevents and kill off water direct seeding paddy field weed test effect --- 50 days after medicine (medication in 2 days after broadcasting)
The embodiment 1-4 of table 3 prevents and kill off water direct seeding paddy field weed test effect --- 50 days after medicine (medication in 4 days after broadcasting)
It is good embodiment 1-4 direct-sowing rice bud pre-treatment herbicidal effects to be can be seen that by table 2,3 result of the tests, it is particularly right
Grass family barnyard grass, moleplant seed and other broad leaved weeds have obvious preventive effect, as long as medication is in good time, consumption standard, method are appropriate,
Closed soil treatment is carried out on water direct seeding can obtain obvious preventive effect.Grass family barnyard grass, moleplant seed especially to having sprouted
With 2-3 days performance drug effects, grass family barnyard grass, moleplant seed and other broad leaved weed controls to not emerging after other broad leaved weed medications
The lasting period of system is up to 30 days or so, and experiment proves that herbicidal effect is obvious, and a drug can substantially control to be live field
The Weed infestation of early stage.It is ideal one kind in current many herbicides.Use embodiment 1-4 medicaments within 2-4 days after water direct seeding
Treatment, herbicidal effect apparently higher than butachlor, halosulfuronmethyl He oxaziclomefone single dose, and to water direct seeding rice shoot safety, can
Totally purpose is prevented and kill off to reach.
In specific administration, the Herbicidal composition for rice field, active component can be sprayed according to crop field weed growth situation
It is preferred that 50-200 grams/667m2。
Above is being only to illustrate subject matter of the invention described in specific embodiment, it is impossible to be interpreted as to the scope of the present invention
Limitation.It should be pointed out that all any modifications made within the spirit and principles in the present invention, equivalent substitute and improvement
Deng should be included within the scope of the present invention.Therefore, the protection domain of patent of the present invention should be with appended claims
It is accurate.
Claims (5)
1. a kind of Herbicidal composition for rice field, including active component, auxiliary agent and carrier, it is characterised in that the active component by
Butachlor, halosulfuronmethyl He oxaziclomefone are constituted.
2. Herbicidal composition for rice field according to claim 1, it is characterised in that in said composition, with mass percent
Meter, butachlor content is 5% ~ 50%, and halosulfuronmethyl content is that 1% ~ 10% , oxaziclomefones content is 1% ~ 30%, balance of auxiliary agent
And carrier.
3. the Herbicidal composition for rice field according to right wants 2, it is characterised in that the auxiliary agent is wetting agent, dispersant, breast
One or more in agent, stabilizer, antifreezing agent, disintegrant, defoamer or thickener.
4. Herbicidal composition for rice field according to claim 2, it is characterised in that the composition is with epoxy soybean
A kind of in oil, methyl oleate, solvent naphtha, water is the suspending agent of carrier；
Or with a kind of water dispersible granules as carrier in diatomite, kaolin, fine particle calcium carbonate, cornstarch, ammonium sulfate；
Or with a kind of wettable powder as carrier in diatomite, kaolin, fine particle calcium carbonate, cornstarch, ammonium sulfate；
Or with a kind of granule as carrier in diatomite, kaolin, fine particle calcium carbonate, fine sand, cinder, common brick slag.
5. application of the Herbicidal composition for rice field as described in one of claim 1-4 in rice terrace annual grassy weeds is prevented and kill off.
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| CN201710046277.1A CN106719760A (en) | 2017-01-22 | 2017-01-22 | Herbicidal composition for rice field and its application |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112314610A (en) * | 2020-10-28 | 2021-02-05 | 安徽润农腾辉生物科技有限公司 | Weeding composition containing metamifop, halosulfuron-methyl and butachlor |
| CN112772647A (en) * | 2021-01-26 | 2021-05-11 | 江苏润丰致远作物科技有限公司 | Production formula of butachlor and 2, 4-D isooctyl ester herbicide composition |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103430955A (en) * | 2013-08-29 | 2013-12-11 | 江苏省农用激素工程技术研究中心有限公司 | Weeding composition containing halosulfuron-methyl and oxaziclomefone |
| CN104397003A (en) * | 2014-12-03 | 2015-03-11 | 联保作物科技有限公司 | Weeding composition and preparation thereof |
| CN104920389A (en) * | 2015-06-24 | 2015-09-23 | 陕西上格之路生物科学有限公司 | Weeding composite comprising oxaziclomefone |
| CN106259397A (en) * | 2015-05-12 | 2017-01-04 | 陈雨兰 | A kind of Herbicidal composition for rice field |
-
2017
- 2017-01-22 CN CN201710046277.1A patent/CN106719760A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103430955A (en) * | 2013-08-29 | 2013-12-11 | 江苏省农用激素工程技术研究中心有限公司 | Weeding composition containing halosulfuron-methyl and oxaziclomefone |
| CN104397003A (en) * | 2014-12-03 | 2015-03-11 | 联保作物科技有限公司 | Weeding composition and preparation thereof |
| CN106259397A (en) * | 2015-05-12 | 2017-01-04 | 陈雨兰 | A kind of Herbicidal composition for rice field |
| CN104920389A (en) * | 2015-06-24 | 2015-09-23 | 陕西上格之路生物科学有限公司 | Weeding composite comprising oxaziclomefone |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112314610A (en) * | 2020-10-28 | 2021-02-05 | 安徽润农腾辉生物科技有限公司 | Weeding composition containing metamifop, halosulfuron-methyl and butachlor |
| CN112772647A (en) * | 2021-01-26 | 2021-05-11 | 江苏润丰致远作物科技有限公司 | Production formula of butachlor and 2, 4-D isooctyl ester herbicide composition |
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