CN105613548B - A kind of mixed herbicide containing flazasulfuron, pyributicarb and Flumetsulam - Google Patents
A kind of mixed herbicide containing flazasulfuron, pyributicarb and Flumetsulam Download PDFInfo
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- CN105613548B CN105613548B CN201410607172.5A CN201410607172A CN105613548B CN 105613548 B CN105613548 B CN 105613548B CN 201410607172 A CN201410607172 A CN 201410607172A CN 105613548 B CN105613548 B CN 105613548B
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Abstract
The invention discloses a kind of mixed herbicide containing flazasulfuron, pyributicarb and Flumetsulam, for the herbicide using flazasulfuron, pyributicarb and Flumetsulam as principle active component, the mass ratio of flazasulfuron, pyributicarb and Flumetsulam is 0.1~80: 0.1~80: 0.1~80.Present invention can apply to Kill weeds, particularly apply various grass family, Cyperaceae and broad leaved weed, significant effect in Weeds in Turf.The present invention has higher synergistic function, delays Weed Resistance, and herbicidal spectrum is wide, lasting period length, and has security to lawn, and its positive effect uses higher than single dose.
Description
Technical field
The invention belongs to technical field of pesticide, is related to a kind of herbicide, and in particular to a kind of flazasulfuron, pyributicarb and azoles
The ternary mixing built agent of flumetsulam, the herbicidal composition can be applied to lawn before seedling, postemergence weed control.
Background technology
With increasing substantially for the quickening of Urbanization in China, the lifting of urban afforestation standard and urban size, respectively
Kind lawn is arisen at the historic moment, and has triggered the great demand to lawn, Development of Turf has good business opportunity.Ensureing highway, iron
The infrastructure such as road, airport, reservoir, riverbank, Hu Di are firm, aesthetic, and lawn is important auxiliary equipment；Built in city
If, in terms of afforestation, lawn can substantially improve living environment, effectively reduce " tropical island effect " in city.Green grassland
Area, quality reflect The Surroundings in Cities quality and civilization degree.The city in some developed countries such as U.S., European Union is even more grass
Level ground industry is as one of national pillar industry.At present, the existing large development of the Lawn Industry in China, but not yet form complete integration
Industrial system.Lawn plays important in the spiritual civilization level of China's urban construction, living environment beautification and the raising people
Role, it not only has very high economic benefit, and has huge ecological benefits and social benefit.
However, because management is improper, there is Quality Down in many lawns, and turfgrass is dead, weedy, pest and disease damage
The problems such as occur again and again, the serious use value and landscape value for reducing lawn, cause substantial amounts of fund to waste, so research grass
Level ground administrative skill, especially Kill weeds technology are the important measures for changing lawn present situation and improving ecological environment.
Artificial weeding, throwing work is big, weeding is not thorough, has the disadvantage for trampleing on lawn, so as to reduce turf quality.Some places
Lawn must not be changed without, it is costly.Chemical weed control saving of work and time, low-cost high-efficiency, later stage weeds generating capacity is few, and this is people
Work uprooting weed can not than.And chemical weed control also has sealing process, the weeds newly gone out later want much less.Chemical weed control is to grass
Level ground interference is few, and rational environment is provided for Turfgrass Growth.Weeding expense is low, and expense is the l/3-l/4 of labour cost, and one
The expense in year is the 1/4-1/5 of labour cost.Labor intensity is low, and a people can spray 7-9 mus lawn, machine spraying effect daily
Rate is higher, has large area weeding advantage.In order to reduce the economic loss caused by crop smothering, reduce labor intensity, at the same also because
For chemical weed control is convenient, quick-acting, control time length, chemical weed control is gradually received by people.
Flazasulfuron (flazasulfuron), it is the sulfonylurea herbicide that the exploitation of industry chemical company is originated in by Japanese stone.
Chemical name 1- (4,6- dimethoxypyridin -2- bases) -3- (3- trifluoromethyl -2- pyridine sulfonyl sulfonyls) urea, its structural representation are as follows：
Flazasulfuron is acetolactate synthestase (ALS) inhibitor.It is main to suppress to produce side chain amino acid, leucine, different
The reaction of the predecessor acetolactate synthestase of leucine and valine.The medicament broad weed-killing spectrum, anti-weeding that can not only be fabulous
Annual broad-leaved and grassy weed in level ground, and perennial broadleaf weed and sedge weed can also be prevented and kill off, such as lady's-grass, barnyard grass
It is grass, eleusine indica, annual bluegrass, amur foxtail, green bristlegrass, the rhizome of nutgrass flatsedge, kyllinga brevifolia, cyperus iria, difformed galingale herb, alternanthera philoxeroides, small
Bitter fleabane, white clover, day appropriate, Tufted Cerastium, creeping oxalis, hairy tare, pale reddish brown mesh place, clover, pale persicaria, sheep hoof, class recklessly
Humid euphorbia, greater plantain, argy wormwood, sweet vernal grass, green amaranth, shepherd's purse, benbie, common vetch, chickweed etc., to kyllinga brevifolia, lady's-grass and rhizoma cyperi
Sub- preventive effect is splendid.
Generally, weeds stop growing immediately after processing, the leaf chlorisis that newly sends after absorbing 4-5 days, then by
Gradually necrosis and to spread to 20-30 days weeds of whole plant thoroughly withered.The medicament can be absorbed by weeds cauline leaf, and and can suppresses soil
Suppressing weed seed germination in earth, control time is longer, and the lasting period is about more than 40 days in spring and summer, and autumn and winter is more than 120 days.
Flazasulfuron is that first, China formal registration is special on warm-season turf (Korea lawn grass class and Bermuda grass class)
Herbicide.Medicament can be decomposed rapidly after Korea lawn grass and Bermuda grass class turfgrass contact medicament, be converted into innocuous substance, Bu Huiying
The normal growth on lawn is rung, it is safe to turfgrass.Used in lawn rest period, do not interfere with germination and growth in the future.
It is widely used in greening lawn, golf course etc..
Pyributicarb (pyributicarb) is developed by the development of Japanese Japan Cao Da industrial groups, Dainippon companies
Dithiocarbamate herbicide.Chemical name：O-3- tert-butyl-phenyls -6- methoxyl group -2- pyridines (methyl) sulfo-amino
Its structural formula of formic acid esters is as follows：
Pyributicarb category dithiocarbamate herbicide, absorbed by the root, leaf and stem of weeds, be transferred to sensitive part,
Suppress root and aerial part elongation.Mainly prevent and kill off barnyard grass, lady's-grass, green bristlegrass, difformed galingale herb, Monochoria vaginalis, short arrowhead, firefly Lin, eye
The annual gramineaes such as sub- dish and broad leaved weed.Being applied before weed germination can Weeds in Turf annual grassy weeds.
Flumetsulam (Flumetsulam), it is the triazole developed by road agricultural sciences (Dow Agroscience) company
And pyrimidine sulfonyl amine herbicide.Chemical name：The fluoro- 5- methyl (1,2,4) of 2', 6'- bis--triazol (1,5-a) pyrimidine -2- sulphurs
Its structural representation of anilide is as follows：
Flumetsulam is typical inhibitor of acetolactate synthetase.Albumen is made by the synthesis for suppressing branched-chain amino acid
Matter biosynthesis block, plant stop growing, final dead.Flumetsulam has very strong uptake and translocation, from plant absorption medicine
Agent start to occur damage symptoms, until Plant death be a slow process of comparison.Weeds absorb medicament after symptom be：
Blade middle arteries chlorosis, vein and blade tip fade, by lobus cardiacus yellowish-whiteization, purpleization, internode shorten, terminal bud death, final complete stool
It is dead.
Flumetsulam is a kind of broad spectrum weeding agent.Longevity of residure length, broad weed-killing spectrum, soil, cauline leaf process.Can be anti-
Except most of annual and perennial broadleaf weed, also have inhibitory action to young age grassy weed, such as to piemarker, lamb's-quarters, chickweed,
The preventive effects such as tattooing is harvested, clearvers, Mandala, Amaranthus retroflexus, pineapple weed, corn radish are excellent, to knotweed, summer cypress, black nightshade, white dead nettle, grandmother
Receive, a variety of cruciferous weeds such as flowerofanhour root or herb, Siberian cocklebur and elegance and talent dish, penny cress also have significant preventive effect, to green bristlegrass, iron
Water chestnut has good activity.
Lawn herbicide is limited by security at present, and herbicide controlling spectrum is also limited, and a kind of herbicide single dose is used alone can not be complete
The full generation for efficiently controlling turf weed, furthermore some herbicides are because the water-soluble big or field lasting period is oversize, dosage mistake
It is big or dispenser is uneven all easily causes residual hazard.
The content of the invention
It is an object of the invention to provide a kind of mixed herbicide containing flazasulfuron, pyributicarb and Flumetsulam.
It is a further object of the present invention to provide application of the herbicide in Kill weeds.
To reach above-mentioned purpose, present invention selection herbicide controlling spectrum is different, and the complementary flazasulfuron of advantage and disadvantage, pyributicarb and azoles are phonetic
Mixture use is made into after three kinds of herbicides of sulphur grass amine suitably decrement.So both expand herbicide controlling spectrum, hence it is evident that herbicidal effect is improved,
It it also avoid producing lawn the possibility of poisoning and residual hazard.The present invention specifically adopts the following technical scheme that：
A kind of mixed herbicide containing flazasulfuron, pyributicarb and Flumetsulam, the herbicide is with flazasulfuron, barnyard grass
Fear and Flumetsulam be principle active component, wherein, the mass ratio of flazasulfuron, pyributicarb and Flumetsulam is 0.1~
80：0.1~80：0.1~80.
The mass ratio of flazasulfuron, pyributicarb and Flumetsulam is preferably 1~70 in this mixed herbicide：1~60：1
~60.Flazasulfuron, pyributicarb and Flumetsulam mass ratio are more preferably 1~5：1~60：1~25.
In a kind of technical scheme, the mass ratio of flazasulfuron, pyributicarb and Flumetsulam is 1~5：1~5：1~
25。
In another technical solution, the mass ratio of flazasulfuron, pyributicarb and Flumetsulam is 1：1：18 or 3：2：
25 or 5：4：1 or 3：60：2.
In mixed herbicide of the present invention, the quality of flazasulfuron, pyributicarb and Flumetsulam three in herbicide
Percentage composition is 1~85%, and preferred mass percentage composition is 15~80%, and most preferably weight/mass percentage composition is 10~65%.
In the flazasulfuron of the present invention, the ternary built preparation of pyributicarb and Flumetsulam, except flazasulfuron, barnyard grass
Fear is with that outside the active ingredient such as Flumetsulam, can also add conventional surfactants allowed on pesticidal preparations, thickener, molten
The auxiliary agent such as agent or solid packing and excipient are into any one formulation allowed on agricultural chemicals.It is preferred that be processed into suspending agent, can
WP, water dispersion granule, missible oil, microcapsule formulations.
Present invention can apply to the weeding of lawn before seedling, after seedling, particularly applies various grass family, Sha in Weeds in Turf
Careless section and broad leaved weed, significant effect.
The herbicidal composition of the present invention has advantages below：
1st, Synergistic, activity of weeding are high.Flazasulfuron and Flumetsulam are all inhibitor of acetolactate synthetase.It is main
To be absorbed by root and stem and separate living tissue is sent to by conducting tissue, suppress branched-chain amino acid (such as serine, different bright ammonia
Acid) biosynthesis.Pyributicarb category dithiocarbamate herbicide, absorbed by the root, leaf and stem of weeds, be transferred to sensitivity
Position, suppress root and aerial part elongation.That is, the present invention herbicidal composition can be killed by different approaches it is miscellaneous
Grass, higher synergistic function is produced, the removing activity of herbicide can be greatly enhanced.
2nd, herbicidal spectrum is wide, lasting period length.After flazasulfuron, pyributicarb mix with Flumetsulam three, action compensating, remove
Grass spectrum is wider, and flazasulfuron is mainly effective to broad leaved weed and sedge weed, and can spread pesticide-clay mixture or spraying；Pyributicarb is main
Prevent and kill off annual gramineous weed and part broad leaved weed.And Flumetsulam can prevent and kill off most of annual and perennial broadleaf
Weeds, also there are inhibitory action, soil, cauline leaf process to young age grassy weed.So the herbicide of the present invention has blade face
Processing and the double action in feud, extend the lasting period of medicament.So the herbicide of the present invention has foliar treatment and feud
Double action, extend the lasting period of medicament.
3rd, Weed Resistance is delayed.Because weeds easily produce resistance to sulfonylurea herbicide, and in the herbicide of the present invention
Containing dithiocarbamate herbicide pyributicarb and triazolopyrimidine sulfonamides herbicide Flumetsulam, enable medicament
It is enough effectively to prevent except the weeds of anti-sulfonylurea, in addition, reducing resistance weed, extend the service life of medicament.
4th, it is safe.The herbicidal composition of the present invention, applied to Kill weeds, it being capable of various standing grain in Weeds in Turf
Undergraduate course, Cyperaceae and broad leaved weed, on the premise of drug effect is improved, there is security to lawn.
Therefore, mixed herbicide of the present invention can be applied in the herbicide for prepare Kill weeds, particularly anti-
Except being applied in lawn in various grass family, Cyperaceae and broad leaved weed.
Embodiment
Embodiment 1
Flazasulfuron 1%, pyributicarb 1%, Flumetsulam 18%, APES 4%, polyoxyethylene polyoxy
Propylene block compound 5%, thickener 2%, vegetable oil to 100%, it is configured to quality percentage according to the formulation method of routine and contains
Measure the suspending agent for 20%.
Embodiment 2
Flazasulfuron 3%, pyributicarb 2%, Flumetsulam 25%, NN0 (di-2-ethylhexylphosphine oxide bitter edible plant sodium sulfonate) 9%, alkyl phenol
APEO 5%, sodium lignin sulfonate to 100%, weight/mass percentage composition is configured to as 30% according to the formulation method of routine
Suspending agent.
Embodiment 3
Flazasulfuron 5%, pyributicarb 4%, Flumetsulam 1%, sodium lignin sulfonate 7%, neopelex
5%, ammonium sulfate 5%, diatomite supplies 100%, and the water that weight/mass percentage composition is 10% is configured to according to the formulation method of routine
Dispersible granule.
Embodiment 4
Flazasulfuron 3%, pyributicarb 60%, Flumetsulam 2%, NNO (di-2-ethylhexylphosphine oxide bitter edible plant sodium sulfonate) 6%, lignin
Sodium sulfonate 5%, white carbon 9%, kaolin supplies 100%, and being configured to weight/mass percentage composition according to the formulation method of routine is
65% wettable powder.
Embodiment 5
Flazasulfuron 70%, pyributicarb 5%, Flumetsulam 5%, NNO (di-2-ethylhexylphosphine oxide bitter edible plant sodium sulfonate) 5%, lignin
Sodium sulfonate 4%, white carbon 5%, kaolin supplies 100%, and being configured to weight/mass percentage composition according to the formulation method of routine is
80% wettable powder.
Embodiment 6
Flazasulfuron 10%, pyributicarb 10%, Flumetsulam 60%, NNO (di-2-ethylhexylphosphine oxide bitter edible plant sodium sulfonate) 9%, alkyl
Phenol polyethenoxy ether 5%, sodium lignin sulfonate to 100%, being configured to weight/mass percentage composition according to the formulation method of routine is
80% missible oil.
Embodiment 7
1), toxicity determination test
Using the preparation in embodiment 1~4, its co-toxicity coefficient to lawn common weed green bristlegrass is determined.
Test method：The seed of quantitative green bristlegrass is seeded in 9cm Disposable paper cup respectively, 10 are sowed in every glass
~15 seeds, are cultivated in illumination box, when 3~6 leaf phase of green bristlegrass, are sprayed in crawler crop spray
Processing.Continue to cultivate in greenhouse after processing, routine observation respectively handles the preventive effect to weeds, after weighing each processing after 30d
Weeds fresh weight, the method proposed by nineteen sixties such as Sun Yunpei, calculates its toxicity regression curve and co-toxicity coefficient.Co-toxicity coefficient is more than
120, show that three kinds of active principles have synergy, co-toxicity coefficient is more than 100, shows that three kinds of active principles have synergy work
With co-toxicity coefficient is less than 100, shows that three kinds of active principles have antagonism.Measurement result is as shown in table 1.
The toxicity measurement result of table 1
As can be seen from the above table, the co-toxicity coefficient after three kinds of active principle compoundings is both greater than 120, and it is bright to illustrate that the present invention has
Aobvious synergy and synergistic effect.
2), field control effectiveness test
Reagent agent：
4 kinds of ternary built herbicides in embodiment 1~4.
Comparison medicament：
25% flazasulfuron water dispersible granules (commercially available), 47% pyributicarb wettable powder (commercially available), 80% flumetsulam
Aqueous amine dispersible granule (commercially available).
For trying lawn：Bermuda grass
Bermuda grass was 3~5 leaf phases, was grown fine, robust plant, without other pest and disease damages.
Control object：
The lawns such as rhizoma alismatis, nutgrass flatsedge, apple, bog pondweed, arrowhead, difformed galingale herb, chickweed, lady's-grass, green bristlegrass, barnyard grass, eleusine indica
Gesture weeds.
Test method：
According to the area of experimental plot, good various medicaments of precise, and after being watered dilution, using knapsack sprayer,
Carry out even spraying, the special Fan spray head of sprinkler selection herbicide.During spraying, it should be noted that it is small that decoction is uniformly sprayed application to experiment
Qu Zhong, the phenomenon for accomplish no drain spray, spraying more.
20d, 40d observe weeds death condition, and the activity of weeding of more various medicaments after medicine respectively after experiment.This
Outside, the growing state on lawn is also observed in 1~15d after medicine, to investigate whether medicament has poisoning to lawn.
Embodiments of the invention preparation Herbicidal Testing Trials effect see the table below 2 (20d after medicine) and table 3 (40d after medicine)
The field control effectiveness test result of table 2 (20d after medicine)
The field control effectiveness test result of table 3 (40d after medicine)
The present invention is can be seen that from table 2 and table 3 to grassy weed, sedge weed and broad leaved weed all with aobvious
The preventive effect of work, it is building performance notable, and lasting period length.
Security survey result of the medicament of table 4 to lawn
Lawn in each processing cell is grown fine, and is had no any medicine spot, is illustrated that various medicaments are safe to lawn.
Claims (8)
1. a kind of mixed herbicide containing flazasulfuron, pyributicarb and Flumetsulam, it is characterised in that the herbicide is phonetic with pyridine
Sulphur is grand, pyributicarb and Flumetsulam are principle active component, and the mass ratio of flazasulfuron, pyributicarb and Flumetsulam is 1
~3：1~2：1 8~25 or 3~5：4~60：1~2.
2. the mixed herbicide containing flazasulfuron, pyributicarb and Flumetsulam according to claim 1, its feature exist
The mass ratio of flazasulfuron, pyributicarb and Flumetsulam is 1 in the herbicide：1 ：18 or 3：2 ：25 or 5：4 ：
1 or 3：60 ：2.
3. the mixed herbicide containing flazasulfuron, pyributicarb and Flumetsulam according to any one of claim 1-2,
It is characterized in that flazasulfuron, the weight/mass percentage composition of pyributicarb and Flumetsulam three in herbicide are 1~85%.
4. according to the mixed herbicide containing flazasulfuron, pyributicarb and Flumetsulam described in claim 3, its feature exists
In flazasulfuron, the weight/mass percentage composition of pyributicarb and Flumetsulam three in herbicide be 10~65%.
5. the Herbicidal mixture containing flazasulfuron, pyributicarb and Flumetsulam according to any one of claim 1-2
Agent, it is characterised in that it is using flazasulfuron, pyributicarb and Flumetsulam as the auxiliary agent allowed on principle active component and agricultural chemicals
And excipient is into any one formulation.
6. according to the mixed herbicide containing flazasulfuron, pyributicarb and Flumetsulam described in claim 5, its feature
It is described formulation for suspending agent, wettable powder, water dispersion granule, missible oil.
7. the mixed herbicide containing flazasulfuron, pyributicarb and Flumetsulam any one of claim 1-2 is in grass
Application in level ground before seedling and/or postemergence weed control.
8. the mixed herbicide containing flazasulfuron, pyributicarb and Flumetsulam any one of claim 1-2 is anti-
Except the application in various grass family, Cyperaceae and broad leaved weed in lawn.
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| CN201410607172.5A CN105613548B (en) | 2014-10-31 | 2014-10-31 | A kind of mixed herbicide containing flazasulfuron, pyributicarb and Flumetsulam |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4818273A (en) * | 1983-11-14 | 1989-04-04 | The Dow Chemical Company | Substituted 1,2,4-triazolo[1,5-a]pyrimidine-2-sulfonamides, compositions containing them, and their utility as herbicides |
| US4954163A (en) * | 1983-11-14 | 1990-09-04 | The Dow Chemical Company | Substituted 1,2,4-triazolo[1,5-a]pyrimidine-2-sulfonamides, compositions containing them, and their utility as herbicides |
| EP0764404B1 (en) * | 1995-09-21 | 2001-08-16 | Ishihara Sangyo Kaisha, Ltd. | Granular herbicidal composition |
-
2014
- 2014-10-31 CN CN201410607172.5A patent/CN105613548B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4818273A (en) * | 1983-11-14 | 1989-04-04 | The Dow Chemical Company | Substituted 1,2,4-triazolo[1,5-a]pyrimidine-2-sulfonamides, compositions containing them, and their utility as herbicides |
| US4954163A (en) * | 1983-11-14 | 1990-09-04 | The Dow Chemical Company | Substituted 1,2,4-triazolo[1,5-a]pyrimidine-2-sulfonamides, compositions containing them, and their utility as herbicides |
| EP0764404B1 (en) * | 1995-09-21 | 2001-08-16 | Ishihara Sangyo Kaisha, Ltd. | Granular herbicidal composition |
Non-Patent Citations (2)
| Title |
|---|
| 五月草坪禾本科杂草的防除;张伟兴;《中国花卉报》;20080508;第004版 * |
| 秀百宫—暖季型草坪广谱性除草剂;沈国辉 等;《草原与草坪》;20011231(第3期);第49-51页 * |
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