CN102792950A - Herbicide composition including metamifop and oxadiazon - Google Patents
Herbicide composition including metamifop and oxadiazon Download PDFInfo
- Publication number
- CN102792950A CN102792950A CN2011101330221A CN201110133022A CN102792950A CN 102792950 A CN102792950 A CN 102792950A CN 2011101330221 A CN2011101330221 A CN 2011101330221A CN 201110133022 A CN201110133022 A CN 201110133022A CN 102792950 A CN102792950 A CN 102792950A
- Authority
- CN
- China
- Prior art keywords
- oxadiazon
- weeds
- grass amine
- herbicidal composition
- oxazole
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Landscapes
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The invention relates to the technical field of pesticides, and discloses a rice mixed herbicide. The herbicide comprises two active ingredients of metamifop and oxadiazon, wherein the weight ratio of the two active ingredients is 1:50-3.5:1; and the mass percentage of the two active ingredients is 1-90% of the mixed herbicide. By mixing the two active ingredients of metamifop and oxadiazon, complementarity of each ingredient for eradicating weeds is increased and shortages when each ingredient is used alone are supplemented. The herbicide can not only prevent and eradicate annual gramineae weeds in rice fields, but also can prevent and eradicate broadleaf weeds and cyperaceae weeds, and has significant synergistic effects. The herbicide composition has not only obvious effects for eradicating weeds but also good security for the rice, has no influence on subsequent crops, and is an ideal herbicide.
Description
[technical field]
The invention belongs to the agriculture plant protection field, relate to a kind of herbicidal composition that improves performance that has, relate in particular to the Weeding synergetic composition of a kind of Han You oxazole acyl grass amine and two kinds of active components of oxadiazon.
[background technology]
Paddy rice is not only the topmost cereal crops of China, also is one of world's staple food crop.Near in the world half population comprises the population in almost whole East Asia and Southeast Asia, all is food with rice, and production spreads all over each continent except that the South Pole.Eighties of last century late period, about 4,000 hundred million kilograms of world's rice annual production average out to, about 1.45 hundred million hectares of cultivated area.China's paddy rice cultivated area accounts for 1/4 of national cereal crops, and annual about more than 3,500 ten thousand hectares, output then accounts for over half.No matter cultivated area and output all rank first in China cereal crops.All rice of China do the rice field in district, always have a large amount of weeds to take place, and medium crop smothering area accounts for more than 46% of total cultivated area, and wherein serious injured area is more than 11.5%.Therefore, urgent unusually for the demand of killing careless wide spectrum, selectivity herbicide for paddy field kind strong, easy to use aborning.
Oxazole acyl grass amine is fragrant phenoxy esters of gallic acid (AOPP) weed killer herbicide; It is as a kind of acetyl-CoA carboxylase (ACCase) inhibitor; Can prevent and kill off most of annual gramineous weeds admirably; The Shi , oxazole acyl grass amine different with most of AOPP class weed killer herbicides can effectively be prevented and kill off the paddy field main weeds to rice safety; Oxadiazon is a proporphyrinogen oxidase inhibitor, and after cauline leaf was handled, weeds absorbed through acrial part, and medicament is accumulated in the vigorous position of growth after getting into plant corpus, under the condition of illumination, suppresses growth, finally makes weeds organize perish.
Oxazole acyl grass amine can effectively be prevented and kill off grassy weed, but to broad leaved weed and the anti-heterodyne of sedge weed, the field exists grass family, broad-leaved and sedge weed again simultaneously, so, in order to remedy the deficiency of single agent, need to carry out composite to single agent weed killer herbicide.Through experiment, select to broad-leaved and sedge weed preventive effect preferably oxadiazon so both can improve preventive effect with the careless amine of oxazole acyl carries out compositely, can make things convenient for the peasant to use again, reduce cost.
[summary of the invention]
Technical problem to be solved by this invention is, a kind of killing weeds in rice field herbicidal composition is provided, and do not have antagonism between each composition, can prevent and kill off grassy weed and can prevent and kill off broad leaved weed and sedge weed again, and cost is low, and is easy to use, to rice safety.
For solving the problems of the technologies described above, the present invention has adopted following scheme: a kind of herbicidal composition comprises a and two kinds of active components of b of effective dose.Wherein, a Wei oxazole acyl grass amine (Metamifop), chemical name is (2R)-2-[4-[(6-chloro-2-Ben oxazolyl)] phenoxy group]-N-(2-fluorobenzene)-N-methyl propanamide, structural formula is:
B is oxadiazon (Oxadiazon), other titles: farming think it, Lonster, chemical name is 5-tertiary butyl-3-(2,4-two chloro-5-o-phenyl-isopropyls)-1,3,4-oxadiazole-2 (3H)-ketone, structural formula is:
Said activity of herbicidal compositions composition a and b weight ratio Wei oxazole acyl grass amine: oxadiazon=1: 50~3.5: 1, be preferably 1: 25~1.7: 1, be more preferably 1: 4; The weight percentage of two active components in herbicidal composition is that 1~90% surplus is one or more in the acceptable insecticides adjuvant on the agriculturals such as carrier, solvent, emulsifier, wetting agent, dispersant, thickener, antifoaming agent, antifreezing agent.
Said herbicidal composition can be prepared into multi-form operational corresponding formulation through conventional at present pesticide producing mode, and herbicidal composition most preferred dosage form of the present invention is a missible oil.
Carrier can be one or more in white carbon, kaolin, diatomite, bentonite, precipitated calcium carbonate, gypsum, attapulgite, soluble starch, urea, amine fertilizer, glucose, maltose, sucrose, citric acid, natrium carbonicum calcinatum, Carbon Dioxide hydrogen potassium, anhydrous sodium sulfate, anhydrous sodium bicarbonate, the Anhydrous potassium carbonate in the said insecticides adjuvant, or other this area common carrier.
Solvent can be one or more in water, benzene,toluene,xylene, methyl alcohol, ethanol, isopropyl alcohol, butanols, cyclohexanone, cyclohexanol, oxolane, tetrahydrofurfuryl alcohol, carrene, chloroform, dimethyl formamide, dioxane, N-Methyl pyrrolidone, ethyl acetate, acetone, butanone, ether, epoxidized soybean oil, plant soybean oil, liquid wax, the lubricating oil in the said insecticides adjuvant.
Emulsifier can be a phenethyl phenol polyethenoxy polyethenoxy ether in the said insecticides adjuvant; Styryl fluosite polyoxyethylene-polyoxypropylene block type polyethers; Aliphatic acid polyethenoxy ether; Dibenzyl xenyl APEO; The glyceryl monolaurate APEO; Styryl phenol APEO; The ethoxy castor oil APEO; Alkyl phenol polyoxyethylene polyoxypropylene ether; The secondary octyl phenol polyethenoxy ether; NPE; Aliphatic alcohol polyoxyethylene sulfonate; The polyoxyethylene alkylphenol formaldehyde condensation products; Dodecyl sodium sulfonate calcium; Decyl alcohol polyoxyethylene ether sulfosuccinic acid sodium; APES succinate monoester sulfonate; The alkylphenol-polyethenoxy phosphate; APES sulfosuccinate ester; In the fatty acid polyethylene glycol ester one or more.
Dispersant can be one or more in alkylnaphthalene sulfonate, polycarboxylate, sodium lignin sulfonate, sodium metnylene bis-naphthalene sulfonate, calcium lignosulfonate, Sodium Polyacrylate, alkyl naphthalene sulfonic acid condensation polymer sodium salt, the sodium methylene bis-naphthalene sulfonate formaldehyde condensation products in the said insecticides adjuvant.
Wetting agent is selected from one or more in Negel, lauryl sodium sulfate, Teepol, neopelex, fatty alcohol polyglycol ether sulphate, AEO, NPE, sorbitan fatty acid ester APEO, Fluhyzon formaldehyde condensation products, the alkylnaphthalene sulfonate in the said insecticides adjuvant.
Thickener in the said insecticides adjuvant can be xanthans, polyvinyl alcohol, sodium alginate, diatomite, starch, kaolin or organobentonite etc., can also be this area other thickeners commonly used.
Antifreezing agent in the said insecticides adjuvant can be propane diols, ethylene glycol, glycerine or urea etc., can also be this area other antifreezing agents commonly used.
Antifoaming agent is tributyl phosphate or silicone etc. in the said insecticides adjuvant, can also be this area other antifoaming agents commonly used.
Herbicidal combinations of the present invention is mainly used in management of weeds in the rice field; Like barnyard grass grass, moleplant seed, lady's-grass, eleusine indica, difformed galingale herb, black nightshade, Siberian cocklebur, field bindweed, Monochoria vaginalis, Commeline communis, needle spikesedge herb, firefly Lin, short arrowhead, rhizoma alismatis, Eclipta prostrata, Monochoria korsakowii, miliary fimbristylis herb etc., but be not limited to above-mentioned weeds.
The present invention possesses following beneficial effect:
Composition pesticide provided by the invention shows obvious synergistic effect in certain ratio range, the herbicidal effect of composition is significantly improved than single agent.Reduced pesticide cost and to the adverse effect of ecotope, it has applied huge social benefit and economic benefit.
Use that this herbicidal composition adopts oxadiazon Yu oxazole acyl grass amine is mixed; This two components mechanism of action is different; So having the wider grass that kills composes and excellent more synergy control efficiency; Oxadiazon remedies oxazole acyl grass amine to broad leaved weed, shortcoming that the sedge weed preventive effect is low, only needs an a drug just can prevent and kill off rice field broad leaved weed, grassy weed and sedge weed effectively, during use to paddy growth safety; Also can delay or overcome the drug-fast generation of rice weed, help agricultural synthesis and administer.
[embodiment]
The invention discloses the paddy rice complex weedicide of a kind of Bao Han oxazole acyl grass amine and two kinds of active components of oxadiazon, those skilled in the art can use for reference this paper content, suitably improve technological parameter and realize.Special needs to be pointed out is that all similarly replace and change apparent to those skilled in the art, they all are regarded as and are included in the present invention.Product of the present invention and application are described through preferred embodiment; The related personnel obviously can change or suitably change and combination methods and applications as herein described in not breaking away from content of the present invention, spirit and scope, realizes and use technology of the present invention.
FORMULATION EXAMPLE 1: wetting powder
Prepare 60% oxazole acyl grass amine oxadiazon wetting powder, take by weighing active ingredient and auxiliary element respectively,, promptly get said wetting powder through preceding mixing, comminution by gas stream, back mixing by following proportioning.
FORMULATION EXAMPLE 2: wetting powder
Prepare 35% oxazole acyl grass amine oxadiazon wetting powder, take by weighing active ingredient and auxiliary element respectively,, promptly get said wetting powder through preceding mixing, comminution by gas stream, back mixing by following proportioning.
FORMULATION EXAMPLE 3: missible oil
Prepare 55% oxazole acyl grass amine oxadiazon missible oil, take by weighing active ingredient and auxiliary element mixed dissolution respectively by following proportioning, make its become even oil phase get final product said missible oil.
FORMULATION EXAMPLE 4: missible oil
Prepare 15% oxazole acyl grass amine oxadiazon missible oil, take by weighing active ingredient and auxiliary element mixed dissolution respectively by following proportioning, make its become even oil phase get final product said missible oil.
FORMULATION EXAMPLE 5: aqueous emulsion
Prepare 10% oxazole acyl grass amine oxadiazon aqueous emulsion; Take by weighing active ingredient and auxiliary element respectively by following proportioning, mix being made into the homogeneous oil phase, water, antifreeze are mixed being made into the homogeneous water; Under the stirring of high-speed shearing machine, with oil phase pour into aqueous phase get final product said aqueous emulsion.
FORMULATION EXAMPLE 6: aqueous emulsion
Prepare 10% oxazole acyl grass amine oxadiazon aqueous emulsion; Take by weighing active ingredient and auxiliary element respectively by following proportioning, mix being made into the homogeneous oil phase, water, antifreeze are mixed being made into the homogeneous water; Under the stirring of high-speed shearing machine, with oil phase pour into aqueous phase get final product said aqueous emulsion.
Give birth to and survey embodiment:
Killing weeds in rice field field control effectiveness test I:
1, test is handled
(1) 15% oxazole acyl grass amine oxadiazon missible oil (1: 50) 160g/ mu
(2) 15% oxazole acyls grass amine oxadiazon missible oil (1: 35) 160g/ mu
(3) 15% oxazole acyls grass amine oxadiazon missible oil (2: 15) 160g/ mu
(4) 15% oxazole acyls grass amine oxadiazon missible oil (1: 4) 160g/ mu
(5) 15% oxazole acyls grass amine oxadiazon missible oil (3: 5) 160g/ mu
(6) 15% oxazole acyls grass amine oxadiazon missible oil (3.5: 1) 160g/ mu
(7) 10% oxazole acyls grass amine missible oil 240g/ mu
(8) 12% oxadiazon missible oil 200g/ mus
8 processing are established in test, and 4 repetitions are handled sub-districts for totally 32,20 square metres of every processing sub-district areas, and district's group is arranged at random.(1)~(6) oxazole acyls grass amine oxadiazon missible oil (Shandong Binnong Technology Co., Ltd.'s production) are for supplying the reagent agent, and 10% oxazole acyl grass amine missible oil and 12% oxadiazon missible oil are the contrast medicament.Convert 30 kilograms in water for every mu, adopt 552 third type sprayers (0.7mm aperture) even spraying.The field main weeds has barnyard grass grass, moleplant seed, lady's-grass, Monochoria vaginalis, Procumbent Falsepimpernel, angustifolia arrowhead herb etc.
2, pilot project and method
(1) safety: after the dispenser, the situation of growing of investigation paddy rice is estimated and is supplied the safety of reagent agent to paddy rice.
(2) herbicidal effect: every sub-district is got 4 points at random, investigates 1/4 square metre at every, and 30 days investigation weed control efficacies write down weeds kind and strain number respectively after the dispenser, calculate weeds strain preventive effect.
(3) result of the test
Safety: the dispenser " Invest, Then Investigate ", chemicals treatment district rice plant height, Ye Se and blank district basically identical show to supply reagent agent (1)~(6) oxazole acyl grass amine oxadiazon missible oil all to rice safety.
Herbicidal effect: see Table I.
30 days various weed control efficacies behind the Table I medicine
Annotate: (1) 15% oxazole acyl grass amine oxadiazon missible oil (1: 50) (2) 15% oxazole acyls grass amine oxadiazon missible oil (1: 35)
(3) 15% oxazole acyls grass amine oxadiazon missible oil (2: 15) (4) 15% oxazole acyls grass amine oxadiazon missible oil (1: 4)
(5) 15% oxazole acyls grass amine oxadiazon missible oil (3: 5) (6) 15% oxazole acyls grass amine oxadiazon missible oil (3.5: 1)
(7) 10% oxazole acyls grass amine missible oil (8) 12% oxadiazon missible oil
Can know by Table I; Different proportioning De oxazole acyls grass amine oxadiazons to common weed strain preventive effect between 68.25~96.68%; All be superior to contrasting Qi Zhong oxazole acyl grass amine of medicament 10% oxazole acyl grass amine missible oil and 12% oxadiazon missible oil (weeds strain preventive effect is respectively 57.02% and 64.63%) and oxadiazon weight ratio and be 2: 15 and 3: 5 all remarkable to rice field common weed preventive effect, weeds strain preventive effect is all at the careless amine of 85% above , Er oxazole acyl: oxadiazon=1: 4 o'clock preventive effect is especially up to more than 96%.Explain that thus oxazole acyl grass amine and oxadiazon weight ratio are in 1: 50~3.5: 1 scopes; The common grass family in rice field, broad-leaved and sedge weed all there is preventive effect; Lasting period can control the crop smothering of rice field whole growth phase basically, and this herbicidal composition was to rice safety greater than one month.
Killing weeds in rice field field control effectiveness test II:
1, test is handled
(1) 5% oxazole acyl grass amine oxadiazon missible oil (1: 4) 480g/ mu
(2) 15% oxazole acyls grass amine oxadiazon missible oil (1: 4) 160g/ mu
(3) 50% oxazole acyls grass amine oxadiazon missible oil (1: 4) 48g/ mu
3 processing are established in test, and 4 repetitions are handled sub-districts for totally 12,20 square metres of every processing sub-district areas, and district's group is arranged at random.(1)~(3) oxazole acyls grass amine oxadiazon missible oil (Shandong Binnong Technology Co., Ltd.'s production) are converted 30 kilograms in water for every mu for supplying the reagent agent, adopt 552 third type sprayers (0.7mm aperture) even spraying.The field main weeds has barnyard grass grass, moleplant seed, lady's-grass, Monochoria vaginalis, Procumbent Falsepimpernel, angustifolia arrowhead herb etc.
2, pilot project and method
Herbicidal effect: every sub-district is got 4 points at random, investigates 1/4 square metre at every, and 30 days investigation weed control efficacies write down weeds kind and strain number respectively after the dispenser, calculate weeds strain preventive effect.
Herbicidal effect is seen Table II.
30 days various weed control efficacies behind the Table II medicine
Annotate: (1) 5% oxazole acyl grass amine oxadiazon missible oil (1: 4) (2) 15% oxazole acyls grass amine oxadiazon missible oil (1: 4)
(3) 50% oxazole acyls grass amine oxadiazon missible oil (1: 4)
Can know that by Table II is when the weight ratio of oxazole acyl grass amine and oxadiazon is 1: 4; All when the careless amine of 90% above Biao Ming oxazole acyl and oxadiazon weight ratio are optimal proportion, the herbicidal composition of different activities component content all has significant preventive effect to weeds to different content De oxazole acyl grass amine oxadiazon missible oil to common weed strain preventive effect.
Give birth to after test tests the result and show that oxazole acyl grass amine and oxadiazon are composite; Two active component ratios are between 1: 50~3.5: 1, and the weight percentage in herbicidal composition is in 1~90% scope, compare with single agent separately; Preventive effect to weeds is significantly improved, and has reached the purpose of preventing and kill off broad leaved weed, sedge weed and grassy weed simultaneously.
Claims (6)
1. herbicidal composition; It is characterized in that this herbicidal composition comprises a and two kinds of active components of b, active component a Shi oxazole acyl grass amine wherein, active component b is an oxadiazon; The weight ratio of a and b is 1: 50~3.5: 1, and preferred weight ratio is 1: 25~1.7: 1.
2. herbicidal composition according to claim 1 is characterized in that the mass percent of active component in herbicidal composition is 1~90%.
3. according to claim 1 and 2 described herbicidal compositions, it is characterized in that in the said composition except that active ingredient, also containing agricultural and going up acceptable insecticides adjuvant.
4. herbicidal composition according to claim 3 is characterized in that described insecticides adjuvant is one or more in the auxiliary agents such as carrier, solvent, emulsifier, wetting agent, dispersant, thickener, antifoaming agent, antifreezing agent.
5. according to the said herbicidal composition of claim 1, it is characterized in that said composition Shi Yi oxazole acyl grass amine and oxadiazon are any multi-form operational formulation that active component is processed.
6. according to the described herbicidal composition of claim 1~5, it is characterized in that being used for preventing and kill off rice field broad leaved weed, sedge weed and grassy weed.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201110133022.1A CN102792950B (en) | 2011-05-23 | 2011-05-23 | Herbicide composition including metamifop and oxadiazon |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201110133022.1A CN102792950B (en) | 2011-05-23 | 2011-05-23 | Herbicide composition including metamifop and oxadiazon |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102792950A true CN102792950A (en) | 2012-11-28 |
CN102792950B CN102792950B (en) | 2014-05-28 |
Family
ID=47192457
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201110133022.1A Active CN102792950B (en) | 2011-05-23 | 2011-05-23 | Herbicide composition including metamifop and oxadiazon |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN102792950B (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN117247363A (en) * | 2023-11-17 | 2023-12-19 | 山东滨农科技有限公司 | Oxadiazolone compound, weeding composition and application thereof |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2003024224A2 (en) * | 2001-09-20 | 2003-03-27 | Syngenta Participations Ag | Herbicidal composition |
CN1713820A (en) * | 2002-11-21 | 2005-12-28 | 辛根塔参与股份公司 | Herbidical composition |
-
2011
- 2011-05-23 CN CN201110133022.1A patent/CN102792950B/en active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2003024224A2 (en) * | 2001-09-20 | 2003-03-27 | Syngenta Participations Ag | Herbicidal composition |
CN1713820A (en) * | 2002-11-21 | 2005-12-28 | 辛根塔参与股份公司 | Herbidical composition |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN117247363A (en) * | 2023-11-17 | 2023-12-19 | 山东滨农科技有限公司 | Oxadiazolone compound, weeding composition and application thereof |
Also Published As
Publication number | Publication date |
---|---|
CN102792950B (en) | 2014-05-28 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US11758908B2 (en) | Herbicidal composition and use thereof | |
CN101743970A (en) | Cyhalofop-butyl-containing pesticide composition and application thereof | |
CN103181391A (en) | Herbicide composition comprising topramezone and atrazine | |
CN102461511A (en) | Mixed herbicide composition containing bispyribac-sodium and cyhalofop-butyl | |
CN101919400A (en) | Weeding composition for sugarcane field | |
CN101326912B (en) | Herbicidal composition and use thereof | |
CN103518739A (en) | Herbicide containing topramezone and atrazine | |
CN102428935A (en) | Oxadiargyl and butachlor aqueous emulsion and preparation method thereof | |
CN102388894B (en) | Weeding composition | |
CN102792953B (en) | Herbicide composition including metamifop and cyclosulfamuron | |
CN101720763A (en) | Vegetable field herbicide composition and preparation method and use of water emulsion thereof | |
CN101953353B (en) | Herbicide composition and use thereof | |
CN103380773A (en) | Lotus-rhizome-field herbicide composition containing clomazone and metolachlor | |
CN102792950B (en) | Herbicide composition including metamifop and oxadiazon | |
CN103371159A (en) | Weeding composition containing cyclosulfamuron and amides | |
CN102792954A (en) | Herbicide composition including metamifop and pyrazosulfuron-ethyl | |
CN102204559A (en) | Agricultural chemical composite herbicide containing cyhalofopbutyl | |
CN102405916A (en) | Herbicidal composition containing fenoxaprop-P-ethyl and bentazone | |
CN109362743A (en) | A kind of Herbicidal combinations and its application containing symetryne | |
CN102613208A (en) | Composition for preventing and removing weeds in rice field | |
CN103039490B (en) | Weeding composite containing fentrazamide and pyridate | |
CN102461527A (en) | Mixed herbicide composition containing bispyribac-sodium and benthiocarb | |
CN104012565A (en) | A weeding composition comprising flucetosulfuron and pretilachlor | |
CN103636650A (en) | Weeding composition containing fentrazamide and halosulfuron-methyl | |
CN104012563A (en) | A weeding composition comprising flucetosulfuron and mefenacet |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20211210 Address after: 256600 the northern side of Phoenix nine road, Wutong seven road, Binbei office, Binzhou, Shandong. Patentee after: SHANDONG ZHONGHE CHEMICAL Co.,Ltd. Address before: 256600 No. 518, Yongxin Road, Binbei office, Bincheng District, Binzhou City, Shandong Province Patentee before: SHANDONG BINNONG TECHNOLOGY Co.,Ltd. |
|
TR01 | Transfer of patent right |