CN102792953B - Herbicide composition including metamifop and cyclosulfamuron - Google Patents
Herbicide composition including metamifop and cyclosulfamuron Download PDFInfo
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- CN102792953B CN102792953B CN201110133020.2A CN201110133020A CN102792953B CN 102792953 B CN102792953 B CN 102792953B CN 201110133020 A CN201110133020 A CN 201110133020A CN 102792953 B CN102792953 B CN 102792953B
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- herbicide
- oxazole acyl
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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 cyclosulfamuron, wherein the weight ratio of the two active ingredients is 1:5-65:1; 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 cyclosulfamuron, 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 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 AC322140.
[background technology]
Paddy rice is not only the topmost cereal crops of China, one of Ye Shi world staple food crop.Nearly half population in the world, comprises the almost population in whole East Asia and Southeast Asia, all take rice as food, produces and spreads all over each continent except the South Pole.Eighties of last century late period, 4,000 hundred million kilograms of left and right of View of World Rice annual production average out to, approximately 1.45 hundred million hectares of cultivated areas.China's Monitoring of Paddy Rice Plant Area accounts for 1/4 of national cereal crops, and about more than 3,500 ten thousand hectares, output accounts for over half every year.No matter cultivated area and output all rank first in China cereal crops.The rice field of all rice workspaces of China, always has a large amount of weeds to occur, and medium crop smothering area accounts for the more than 46% of total cultivated area, and wherein serious injured area is more than 11.5%.Therefore, extremely urgent for the demand of herbicide 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 admirably most of annual gramineous weeds, different from most of AOPP class weed killer herbicides is oxazole acyl grass amine, to rice safety, can effectively be prevented and kill off paddy field main weeds; AC322140 is acetolactate synthestase (ALS) inhibitor, can be absorbed by weeds root and leaf, and conduction rapidly in plant body, hinders valine, isoleucine, leucic synthetic, suppresses cell division and growth.Susceptible weeds root and leaf absorb after medicament, in plant body, conduct, and young shoot and root stop growing rapidly, and tender tissue jaundice is withered subsequently.
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, field exists again grass family, broad-leaved and sedge weed simultaneously, so, in order to make up the deficiency of single dose, need carry out composite to single dose weed killer herbicide.By experiment, select broad-leaved and the good AC322140 of sedge weed preventive effect with oxazole acyl grass amine carries out compositely, so both can improve preventive effect, can facilitate again peasant to use, reduce costs.
[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 between each composition, without antagonism, can prevent and kill off grassy weed and can prevent and kill off broad leaved weed and sedge weed again, and cost is low, easy to use, to rice safety.
For solving the problems of the technologies described above, the present invention has adopted following technical scheme: a kind of herbicidal composition, two kinds of active components of a that comprises effective dose and b.Wherein, a Wei oxazole acyl grass amine (Metamifop), chemical name: the chloro-2-Ben of (2R)-2-[4-[(6-oxazolyl)] phenoxy group]-N-(2-fluorobenzene)-N-methyl propanamide, structural formula is:
B is AC322140 (Pyrazosulfuron-methyl), other titles: gold autumn, chemical name: 1-[2-(cyclopropyl carbonyl) phenyl amino sulfonyl]-3-(4,6-dimethoxypyridin-2-yl) urea, structural formula is:
Described activity of herbicidal compositions composition a and b weight ratio Wei oxazole acyl grass amine: AC322140=1: 5～65: 1, be preferably 1: 2.5～40: 1, be more preferably 7: 2; The weight percentage of two active components in herbicidal composition is that 1～90% surplus is one or more in acceptable insecticides adjuvant in the agriculturals such as carrier, solvent, emulsifier, wetting agent, dispersant, thickener, defoamer, antifreezing agent.
Described herbicidal composition can be prepared into multi-form operational corresponding formulation by conventional at present pesticide producing mode, and herbicidal composition most preferred dosage form of the present invention is wetting powder.
In described insecticides adjuvant, 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, Anhydrous potassium carbonate, or other this area common carrier.
In described insecticides adjuvant, 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, 1-METHYLPYRROLIDONE, ethyl acetate, acetone, butanone, ether, epoxidized soybean oil, plant soybean oil, liquid wax, lubricating oil.
In described insecticides adjuvant, emulsifier can be phenethyl phenol polyethenoxy polyethenoxy ether, styryl fluosite PULLRONIC F68 block type polyethers, aliphatic acid polyethenoxy ether, dibenzyl xenyl APEO, glyceryl monolaurate APEO, styrylphenol polyoxyethylene ether, ethoxy castor oil APEO, alkyl phenol polyoxyethylene polyoxypropylene ether, secondary octyl phenol polyethenoxy ether, polyoxyethylene nonylphenol ether, aliphatic alcohol polyoxyethylene sulfonate, polyoxyethylene alkylphenol formaldehyde condensation products, dodecyl sodium sulfonate calcium, decyl alcohol polyoxyethylene ether sulfosuccinic acid sodium, alkylphenol polyoxyethylene succinate monoester sulfonate, alkylphenol-polyethenoxy phosphate, alkylphenol polyoxyethylene sulfosuccinates, one or more in fatty acid polyethylene glycol ester.
In described insecticides adjuvant, 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, sodium methylene bis-naphthalene sulfonate formaldehyde condensation products.
In described insecticides adjuvant, wetting agent is selected from one or more in Negel, lauryl sodium sulfate, Teepol, neopelex, fatty alcohol polyglycol ether sulphate, fatty alcohol-polyoxyethylene ether, polyoxyethylene nonylphenol ether, sorbitan fatty acid ester APEO, Fluhyzon formaldehyde condensation products, alkylnaphthalene sulfonate.
Thickener in described insecticides adjuvant can be xanthans, polyvinyl alcohol, sodium alginate, diatomite, starch, kaolin or organobentonite etc., can also be other conventional thickeners of this area.
Antifreezing agent in described insecticides adjuvant can be propane diols, ethylene glycol, glycerine or urea etc., can also be other conventional antifreezing agents of this area.
In described insecticides adjuvant, defoamer is tributyl phosphate or silicone etc., can also be other conventional defoamers of this area.
Herbicidal combinations of the present invention is mainly used in management of weeds in rice field, as grass on barnyard grass, moleplant seed, lady's-grass, eleusine indica, water Rhizoma Sparganii, ovum fringe water chestnut, wild water chestnut, short arrowhead, firefly Lin, difformed galingale herb, nutgrass flatsedge, needle spikesedge herb, cyperus iria, Monochoria vaginalis, mexicana, footpath between fields 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, and the herbicidal effect of composition is significantly improved than single dose.Reduced pesticide cost and the adverse effect to ecotope, it applies huge Social benefit and economic benefit.
The use Yu oxazole acyl grass amine is mixed that this herbicidal composition adopts AC322140, this two components mechanism of action is different, so there is wider herbicide spectrum and more excellent synergy control efficiency, AC322140 makes up oxazole acyl grass amine to broad leaved weed, shortcoming that sedge weed preventive effect is low, only need a drug just can effectively prevent and kill off rice field broad leaved weed, grassy weed and sedge weed, during use to paddy growth safety, also can delay or overcome the drug-fast generation of rice weed, be conducive to agricultural synthesis and administer.
[embodiment]
The paddy rice complex weedicide that the invention discloses a kind of Bao Han oxazole acyl grass amine and two kinds of active components of AC322140, those skilled in the art can use for reference content herein, suitably improve technological parameter and realize.Special needs to be pointed out is, all similar replacements and change apparent to those skilled in the artly, they are all deemed to be included in the present invention.Product of the present invention and application are described by preferred embodiment, related personnel obviously can change methods and applications as herein described or suitably change and combination within not departing from content of the present invention, spirit and scope, realizes and apply the technology of the present invention.
FORMULATION EXAMPLE 1: wetting powder
Prepare 40% oxazole acyl grass amine AC322140 wetting powder, by following proportioning, take respectively active ingredient and auxiliary element, premenstrual mixing, air-flow crushing, rear mixing, obtain described wetting powder.
FORMULATION EXAMPLE 2: wetting powder
Prepare 9% oxazole acyl grass amine AC322140 wetting powder, by following proportioning, take respectively active ingredient and auxiliary element, premenstrual mixing, air-flow crushing, rear mixing, obtain described wetting powder.
FORMULATION EXAMPLE 3: water dispersible granules
Prepare 75% oxazole acyl grass amine AC322140 water dispersible granules, by following proportioning, take respectively active ingredient and auxiliary element, premenstrual mixing, air-flow crushing, rear mixing, add water kneading, granulation, screening, obtain described water dispersible granules.
FORMULATION EXAMPLE 4: water dispersible granules
Prepare 50% oxazole acyl grass amine AC322140 water dispersible granules, by following proportioning, take respectively active ingredient and auxiliary element, premenstrual mixing, air-flow crushing, rear mixing, add water kneading, granulation, screening, obtain described water dispersible granules.
FORMULATION EXAMPLE 5: oil suspending agent
Prepare 30% oxazole acyl grass amine AC322140 oil suspending agent, by following proportioning, take respectively active ingredient and auxiliary element, through high speed shear dispersion, sand milling, pulverize, be in harmonious proportion, obtain described oil suspending agent.
FORMULATION EXAMPLE 6: oil suspending agent
Prepare 10% oxazole acyl grass amine AC322140 oil suspending agent, by following proportioning, take respectively active ingredient and auxiliary element, premenstrual mixing, air-flow crushing, rear mixing, add water kneading, granulation, screening, both described granula.
The raw embodiment that surveys:
Killing weeds in rice field field control effectiveness test I:
1, test is processed
(1) 9% oxazole acyl grass amine AC322140 wetting powder (1: 5) 70g/ mu
(2) 9% oxazole acyl grass amine AC322140 wetting powder (1: 1) 70g/ mus
(3) 9% oxazole acyl grass amine AC322140 wetting powder (7: 2) 70g/ mus
(4) 9% oxazole acyl grass amine AC322140 wetting powder (20: 3) 70g/ mus
(5) 9% oxazole acyl grass amine AC322140 wetting powder (30: 1) 70g/ mus
(6) 9% oxazole acyl grass amine AC322140 wetting powder (65: 1) 70g/ mus
(7) 10% oxazole acyl grass amine missible oil 63g/ mus
(8) 10% AC322140 wetting powder 63g/ mus
8 processing are established in test, repeat for 4 times, process community for totally 32,20 square metres of every processing community areas, and random district group is arranged.(1)～(6) oxazole acyl grass amine AC322140 wetting powders (Shandong Binnong Technology Co., Ltd.'s production) are reagent agent, and 10% oxazole acyl grass amine missible oil and 10% AC322140 wetting powder are contrast medicament.Every mu is watered 30 kilograms, adopts 552 third type sprayers (0.7mm aperture) even spraying.Field main weeds has barnyard grass, moleplant seed, lady's-grass, Monochoria vaginalis, Procumbent Falsepimpernel, angustifolia arrowhead herb etc.
2, pilot project and method
(1) safety: after dispenser, the situation of growing of investigation paddy rice, evaluates the safety of reagent agent to paddy rice.
(2) herbicidal effect: every community is got 4 points at random, investigates 1/4 square metre at every, and after dispenser, 30 days investigation weed control efficacies, record respectively weeds kind and strain number, calculate weeds strain preventive effect.
(3) result of the test
Safety: dispenser " Invest, Then Investigate ", chemicals treatment district rice plant height, Ye Se and blank district are basically identical, show that reagent agent (1)～(6) oxazole acyl grass amine AC322140 wetting powder is all to rice safety.
Herbicidal effect: in Table I.
30 days various weed control efficacies after Table I medicine
Note: (1) 9% oxazole acyl grass amine AC322140 wetting powder (1: 5)
(2) 9% oxazole acyl grass amine AC322140 wetting powders (1: 1)
(3) 9% oxazole acyl grass amine AC322140 wetting powders (7: 2)
(4) 9% oxazole acyl grass amine AC322140 wetting powders (20: 3)
(5) 9% oxazole acyl grass amine AC322140 wetting powders (30: 1)
(6) 9% oxazole acyl grass amine AC322140 wetting powders (65: 1)
(7) 10% oxazole acyl grass amine missible oil
(8) 10% AC322140 wetting powders
From Table I, different proportioning oxazole acyl grass amine AC322140 wetting powders to common weed strain preventive effect between 66.36～97.25%, all be better than contrasting Qi Zhong oxazole acyl grass amine of medicament 10% oxazole acyl grass amine missible oil and 10% AC322140 wetting powder (weeds strain preventive effect is respectively 57.34% and 56.50%) and AC322140 weight ratio and be 1: 1 and 20: 3 all remarkable to rice field common weed preventive effect, weeds strain preventive effect is all at 80% above ， Er oxazole acyl grass amine: AC322140=7: preventive effect was especially up to more than 97% in 2 o'clock.Illustrate that thus oxazole acyl grass amine and AC322140 weight ratio are in 1: 5～65: 1 scopes, the common grass family in rice field, broad-leaved and sedge weed are had to preventive effect, lasting period is greater than one month, substantially can control the rice field crop smothering in whole vegetative period, and this herbicidal composition is to rice safety.
Killing weeds in rice field field control effectiveness test II:
1, test is processed
(1) 5% oxazole acyl grass amine AC322140 wetting powder (7: 2) 126g/ mu
(2) 9% oxazole acyl grass amine AC322140 wetting powder (7: 2) 70g/ mus
(3) 70% oxazole acyl grass amine AC322140 wetting powder (7: 2) 9g/ mus
3 processing are established in test, repeat for 4 times, process community for totally 12,20 square metres of every processing community areas, and random district group is arranged.(1)～(3) oxazole acyl grass amine AC322140 wetting powders (Shandong Binnong Technology Co., Ltd.'s production) are reagent agent, and every mu is watered 30 kilograms, adopt 552 third type sprayers (0.7mm aperture) even spraying.Field main weeds has barnyard grass, moleplant seed, lady's-grass, Monochoria vaginalis, Procumbent Falsepimpernel, angustifolia arrowhead herb etc.
2, pilot project and method
Herbicidal effect: every community is got 4 points at random, investigates 1/4 square metre at every, and after dispenser, 30 days investigation weed control efficacies, record respectively weeds kind and strain number, calculate weeds strain preventive effect.
Result of the test: herbicidal effect is in Table II.
30 days various weed control efficacies after Table II medicine
Note: (1) 5% oxazole acyl grass amine AC322140 wetting powder (7: 2)
(2) 9% oxazole acyl grass amine AC322140 wetting powders (7: 2)
(3) 80% oxazole acyl grass amine AC322140 wetting powders (7: 2)
By known of Table II when the weight ratio of oxazole acyl grass amine and AC322140 is 7: 2, different content oxazole acyl grass amine AC322140 wetting powder is to common weed strain preventive effect all when the careless amine of 96% above Biao Ming oxazole acyl and AC322140 weight ratio are optimal proportion, and the herbicidal composition of different activities component content all has significant preventive effect to weeds.
The raw result of the test of surveying shows; after oxazole acyl grass amine and AC322140 are composite, two active component ratios are between 1: 5～65: 1, weight percentage in herbicidal composition is in 1～90% scope, compare with single dose separately, preventive effect to weeds is significantly improved, and has reached the object of simultaneously preventing and kill off broad leaved weed, sedge weed and grassy weed.
Claims (2)
1. a Herbicidal combinations, comprises 7% oxazole acyl grass amine, 2% AC322140,10% white carbon, 8% sodium lignin sulfonate, 2% sodium alkyl sulfonate, 3% fatty alcohol, and surplus is precipitated calcium carbonate.
2. herbicidal composition claimed in claim 1 is for preventing and kill off the purposes of rice field broad leaved weed, sedge weed and grassy weed.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201110133020.2A CN102792953B (en) | 2011-05-23 | 2011-05-23 | Herbicide composition including metamifop and cyclosulfamuron |
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| CN201110133020.2A CN102792953B (en) | 2011-05-23 | 2011-05-23 | Herbicide composition including metamifop and cyclosulfamuron |
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| CN102792953B true CN102792953B (en) | 2014-12-17 |
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| CN103371161B (en) * | 2012-04-28 | 2016-08-03 | 陕西韦尔奇作物保护有限公司 | A kind of Herbicidal combinations containing AC322140 |
| CN106234401A (en) * | 2016-08-15 | 2016-12-21 | 浙江天丰生物科学有限公司 | A kind of Herbicidal composition for rice field |
| CN106332879A (en) * | 2016-08-26 | 2017-01-18 | 安徽久易农业股份有限公司 | Metamifop water dispersible granule |
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 |
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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 |
Non-Patent Citations (1)
| Title |
|---|
| 环丙嘧磺隆的合成路线;谭晓军等;《化学与生物工程》;20050228(第2期);第47-48页，第47页第1段 * |
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Effective date of registration: 20211215 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. |
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