CN102396473A - Herbicide composition - Google Patents
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- CN102396473A CN102396473A CN2011104242114A CN201110424211A CN102396473A CN 102396473 A CN102396473 A CN 102396473A CN 2011104242114 A CN2011104242114 A CN 2011104242114A CN 201110424211 A CN201110424211 A CN 201110424211A CN 102396473 A CN102396473 A CN 102396473A
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- penoxsuam
- weed killer
- cyhalofop
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- butyl
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Abstract
The invention relates to the field of pesticides and discloses a herbicide composition. The herbicide composition disclosed by the invention consists of penoxsulam, bispyribac-sodium and cyhalofopbutyl in a weight ratio of 1:(1-5):(2-6). The invention also provides a herbicide, which takes the herbicide composition as an active component. The herbicide composition disclosed by the invention can be prepared into herbicides in formulations such as oil suspension, wettable powder and the like with conventional adjuvants by known methods. Consisting of penoxsulam, bispyribac-sodium and cyhalofopbutyl, the herbicide composition disclosed by the invention expands herbicide spectrum, can kill most grass in paddy fields, and has higher prevention effects on cockspur grass, annual nutgrass flatsedge and various broad leaved grass; and the herbicide composition has the advantages of flexible use period, safety for afterculture, long acting period and environment friendliness.
Description
Technical field
The present invention relates to the pesticidal preparations field, relate to the Herbicidal combinations that a kind of active component is made up of penoxsuam, two careless ether and cyhalofop-butyl specifically.
Background technology
Paddy rice is one of world's staple food crop, and 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.In China paddy rice also is most important cereal crops.China's rice growing face 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.Paddy rice all has plantation in China various places, and the weeds in paddy field kind is a lot, and various places are different because of factor weeds kinds such as weather, soil.According to statistics, kind surplus the weeds that national rice field can form harm have 200, wherein the most common, take place general, harm is serious have 40 surplus kind.According to investigations, crop smothering area of (2～5 grades) crop smothering more than medium in national rice field reaches 1546.7 ten thousand hm
2, accounting for more than 46% of total cultivated area, (4～5 grades) area of wherein seriously causing harm is 3,800,000 hm
2, account for more than 11.5% of paddy rice cultivated area.It is maximum with harm in these weeds, with the barnyard grass grass area to take place; Also have the hazard area utmost point orders of severity such as difformed galingale herb, Monochoria vaginalis, flat stalk Fischer grass, moleplant seed, pondweed, Monochoria korsakowii to take second place, water silk floss, duckweed, Chinese scholartree leaf duckweed, little najas marina, short arrowhead, eel grass, bent grass, Herba Cyperi Glomerati, firefly Lin, water pepper, alternanthera philoxeroides, Herba Ammanniae Bacciferae, hornwort, Eclipta prostrata, Sculellaria barbata etc. in addition that various places are common.
Along with the development of agricultural cience and farming techniques, one of the applying as the saving of labor, save time of chemical herbicide, cost-effective strong well stimulation.The usage ratio of domestic water paddy chemical weeding agent almost reaches 100%, and its dosage is very big.At present, paddy rice chemical herbicide kind is more, but has various problems mostly, kills like the agent of weed killer herbicide list that the grass spectrum is narrow, to be prone to produce resistance, lasting period short, and the binary Herbicidal combinations use age is narrow, to the uneasy congruent problem of succession crop.Along with rice cropping mode, cropping system constantly change, the crop smothering problem is severe day by day, and weeds in field is wide in variety; Emergence period is long, and density is high, and harm is heavy; Selecting safety, chemical herbicide efficient, wide spectrum for use is the main method of current paddy field weeding, also is the key of guaranteeing that Rice Production gets an abundant harvest.
Summary of the invention
In view of this, the object of the invention provides a kind of Herbicidal combinations that is used for paddy field of safe, efficient, wide spectrum.
For realizing the object of the invention, the present invention adopts following technical scheme:
A kind of Herbicidal combinations is made up of penoxsuam, two careless ether and cyhalofop-butyl, and the weight ratio of said penoxsuam, two careless ether and cyhalofop-butyl is 1: 1-5: 2-6.
Penoxsuam is to use weed killer herbicide behind the seedling of being developed by U.S. Tao Nongke company (Dow AgroSciences), is sulfonylurea herbicide, and it is an inhibitor of acetolactate synthetase, works through suppressing acetolactate synthestase (ALS).Penoxsuam is a translocated herbicide, absorbs through cauline leaf, young shoot and root system, conducts to meristematic tissue through xylem and phloem, suppresses plant growing, makes the growing point chlorosis, and it is rubescent to handle the 7-14d terminal bud, necrosis, and 2-4 week plant is dead.The penoxsuam broad weed-killing spectrum; To the common multiple weeds of paddy field; Comprise that barnyard grass grass, annual nutgrass flatsedge and multiple broadleaved herb all have good preventive effect; And the lasting period reach 30～60 days, a drug can full season of basic controlling weeds harm, for rice field at present composing the widest kind with killing grass in the weed killer herbicide.Penoxsuam is applicable to direct-sowing dry field, water direct seeding field, rice seedling bed and rice transplanting, rice transplanting, the cultivation field of paddy rice, and is fool proof to paddy rice, to back stubble also safety.
Two careless ethers belong to benzoic acid herbicide, are highly active acetolactate synthestase (ALS) inhibitor, can be absorbed by the cauline leaf of weeds very soon after the dispenser; And conduct to whole plant; Suppress the growth of plant meristematic tissue, thereby kill weeds, have efficient, wide spectrum, characteristics that consumption is low.Two careless ethers can effectively be prevented and kill off barnyard grass in paddy field and other grassy weeds, double most of broad leaved weeds, some sedge weeds and careless to the barnyard grass of other weed killer herbicide generation resistance controlled.As barnyard grass grass, Paspalum distichum, rice Li Shi standing grain, lady's-grass, agrostis stolonifera, amur foxtail, northeast Tian Mao, wolf tail grass, special-shaped nutgrass flatsedge, sunshine wooden dipper stroke the common most weeds of paddy field such as grass, cyperus iria, firefly Lin, Japanese grass, flat stalk grass, Monochoria vaginalis, Monochoria korsakowii, wild arrowhead, rhizoma alismatis, pondweed, pipewort, needle spikesedge herb, mexicana, Procumbent Falsepimpernel, triquetrousc murdannia herb, alternanthera philoxeroides, flower Lin.
Cyhalofop-butyl is the aryloxy carboxylic acid weed killer herbicide of LG-DOW agricultural science company exploitation, is unique kind that paddy rice is had tight security in the fragrant phenoxy propionic acid class weed killer herbicide.In having, inhales cyhalofop-butyl conductivity, by the blade and the leaf sheath absorption of plant corpus, phloem conduction; Accumulate meristem zone in plant corpus; Suppress acetyl-CoA carboxylase, fatty acid is synthesized stop, the division of cell can not normally be carried out; Film system etc. contains ester structure and is destroyed, and causes plant dead at last.In the paddy rice body, cyhalofop-butyl can be degraded to the diacid attitude to the acetyl-CoA carboxylase non-activity rapidly, and paddy rice is had safety highly, because of it is degraded rapidly in soil with in the typical paddy field water either, so to succession crop safety.Cyhalofop-butyl is mainly used in prevents and kill off grassy weed, efficient to moleplant seed, and low age barnyard grass grass is had certain preventive effect, also can prevent and kill off lady's-grass, Paspalum distichum, green foxtail, eleusine indica, amur foxtail etc., but invalid to sedge weed and broad leaved weed.
Penoxsuam, two careless ether are different with the cyhalofop-butyl structure; The mechanism of action is different; The Herbicidal combinations of being made up of penoxsuam, two careless ether and cyhalofop-butyl has enlarged grass spectrum extremely; Can prevent and kill off most of weeds of paddy field simultaneously, grassy weed, annual nutgrass flatsedge and multiple broadleaved herb preventive effect are strengthened, also have simultaneously the use age wide, to back stubble safety, long, environmentally safe advantage of lasting period.
Different herbicidal activity components mix each active component of back because the difference of composition, structure, physicochemical property makes that the synergy between each active component is typically expressed as synergistic effect, summation action or antagonism.So-called synergistic effect is exactly the mutual synergism between different material, and the effect of its generation is greater than the sum total of each composition effect; And being exactly the effect of its generation, summation action equals the sum total of each composition effect; Antagonism is meant that a kind of material disturbed the effect of another kind of material when two kinds of materials acted on living organism, or the effect of interfering with an opponent each other, the phenomenon that general effect is descended.
The present invention estimates three kinds of mixed interactions of different activities component according to the invention with reference to Sun Yunpei (Sun Y-P) method; Wherein, Co-toxicity coefficient obviously is synergistic effect greater than 100, and co-toxicity coefficient is significantly less than 100 and is antagonism, and co-toxicity coefficient=100 are summation action.The present invention is through calculating the co-toxicity coefficient after penoxsuam, two careless ether and cyhalofop-butyl are used with; Estimate the three and use the back effect with; The result shows that the weight ratio of said penoxsuam, two careless ether and cyhalofop-butyl is 1: the co-toxicity coefficient of 1-5: 2-6 is all greater than 100.Find that through outdoor biological activity determination test said penoxsuam, two careless ether and cyhalofop-butyl are 1 with weight ratio: the mixed of 1-5: 2-6 is used has the notable synergistic effect.
Preferably, the weight ratio of said penoxsuam, two careless ether and cyhalofop-butyl is 1: 2-4: 3-5.
The present invention also provides a kind of weed killer herbicide, and it is processed by Herbicidal combinations according to the invention and conventional adjuvant.
Wherein, the percentage by weight that accounts for said weed killer herbicide as preferred Herbicidal combinations according to the invention is 1%～90%, more preferably 20～50%.
Weed killer herbicide according to the invention can be processed various formulations by Herbicidal combinations according to the invention and conventional adjuvant as required.Preferably, weed killer herbicide according to the invention is oil-suspending agent or wetting powder.
As preferably; Said Herbicidal combinations is an oil-suspending agent, and the percentage by weight that Herbicidal combinations wherein according to the invention accounts for said oil-suspending agent is that percentage by weight that 1-90%, dispersant account for said oil-suspending agent is that percentage by weight that 1-30%, wetting agent account for said oil-suspending agent is that percentage by weight that 1-30%, emulsifier account for said oil-suspending agent is that the percentage by weight that 1-30%, thickener account for said oil-suspending agent is that 0.1-10%, surplus are solvent.
Herbicidal combinations according to the invention also is preferably wetting powder, and the percentage by weight that Herbicidal combinations wherein according to the invention accounts for said wetting powder is that percentage by weight that 1-90%, wetting agent account for said wetting powder is that the percentage by weight that 1-10%, dispersant account for said wetting powder is that 1-10%, surplus are carrier.
Experiment shows, weed killer herbicide according to the invention can be prevented and kill off the serious weeds in paddy field of harm such as the barnyard grass grass, moleplant seed, lady's-grass, Monochoria vaginalis of paddy field effectively, so the present invention also provides the application of said weed killer herbicide in killing weeds in rice field.
Embodiment
The embodiment of the invention discloses a kind of Herbicidal combinations.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 is described through preferred embodiment, and the related personnel obviously can change or suitably change and combination product as herein described in not breaking away from content of the present invention, spirit and scope, realizes and use technology of the present invention.
Realize the object of the invention, the present invention adopts following technical scheme:
A kind of Herbicidal combinations is made up of penoxsuam, two careless ether and cyhalofop-butyl, and the weight ratio of said penoxsuam, two careless ether and cyhalofop-butyl is 1: 1-5: 2-6.
Preferably, the weight ratio of said penoxsuam, two careless ether and cyhalofop-butyl is 1: 2-4: 3-5.
The former medicine of agricultural chemicals is that active component generally can not directly be used, and must process and be mixed with various types of preparations, could use.Therefore the present invention also provides a kind of weed killer herbicide, and it is processed by Herbicidal combinations according to the invention and conventional adjuvant.Wherein, the percentage by weight that accounts for said weed killer herbicide as preferred Herbicidal combinations according to the invention is 1%～90%, more preferably 20～50%.
The form of preparation is claimed formulation, and weed killer herbicide according to the invention can be processed various formulations by Herbicidal combinations according to the invention and conventional adjuvant as required, and wherein said adjuvant comprises corresponding carrier, surfactant, dispersant or other agricultural agents.At present to use more be kind of formulation surplus pulvis, aqua, wetting powder, missible oil, suspending agent, microcapsule suspending agent, the water dispersible granules etc. ten to agricultural chemicals.Weed killer herbicide according to the invention comprises oil-suspending agent or wetting powder.
As preferably; Said Herbicidal combinations is an oil-suspending agent, and the percentage by weight that Herbicidal combinations wherein according to the invention accounts for said oil-suspending agent is that percentage by weight that 1-90%, dispersant account for said oil-suspending agent is that percentage by weight that 1-30%, wetting agent account for said oil-suspending agent is that percentage by weight that 1-30%, emulsifier account for said oil-suspending agent is that the percentage by weight that 1-30%, thickener account for said oil-suspending agent is that 0.1-10%, surplus are solvent.In embodiment; Oil-suspending agent according to the invention is that solvent evenly obtains by 20%-50% active component, 1-30% dispersant, 1-30% wetting agent, 1-30% emulsifier, 0.1-10% thickener, surplus, and correlated performances such as its dispersiveness, stability all meet the technical standard of oil-suspending agent formulation.
Herbicidal combinations according to the invention also is preferably wetting powder, and the percentage by weight that Herbicidal combinations wherein according to the invention accounts for said wetting powder is that percentage by weight that 1-90%, wetting agent account for said wetting powder is that the percentage by weight that 1-10%, dispersant account for said wetting powder is that 1-10%, surplus are carrier.In embodiment, wetting powder according to the invention is by 35%-50% active component, 4-6% wetting agent, 5-8% dispersant, and surplus is a carrier, fully mixes, and obtains through grinding and processing, and fineness meets the spraying requirement, and 98% can pass through 325 orders.
Weed killer herbicide according to the invention can also be processed microcapsules, aqueous emulsion, microemulsion and the multiple formulations such as organic clay agent newly developed except that above-mentioned formulation as required, to be applied to agricultural production.
Used solvent, wetting agent, dispersant, emulsifier, thickener, carrier and other auxiliary materials of various preparations is and well known to a person skilled in the art more than the preparation.
Solvent according to the invention comprises aromatic solvent naphtha, toluene, xylol, N-Methyl pyrrolidone, N; Dinethylformamide; Tributyl phosphate, four cyanogen sugar alcohols, dimethyl sulfoxide (DMSO), oxolane, cyclohexanol, cyclohexanone, epoxidized soybean oil, vegetable oil, paraffin oil, lubricating oil or solvent naphtha No. 100, No. 150, No. 180, No. 200 etc. can also be this area other solvents commonly used.
Wetting agent according to the invention is the mixture of lauryl sodium sulfate, dodecyl sodium sulfate, Negel, fatty alcohol polyglycol ether sulphate, fat alcohol polyethylene ether, NPE, sorbitan fatty acid ester APEO, Fluhyzon formaldehyde condensation products, alkylnaphthalene sulfonate and anionic wetting agent.
Dispersant according to the invention is NNO, sodium lignin sulfonate, calcium lignosulfonate, Sodium Polyacrylate, di-2-ethylhexylphosphine oxide naphthalene sulfonate, alkyl amine group taurate, sodium methylene bis-naphthalene sulfonate formaldehyde condensation products, polyoxyethylene polyoxypropylene block copolymer, carboxymethyl cellulose, polyvinyl alcohol, polyvinylpyrrolidone, sodium phosphate trimer, alkylnaphthalene sulfonate condensation polymer.
Emulsifier according to the invention is one or more in farming breast 500, farming breast 600, Nongru-700, NP series, 0201B, 0203B, 2201, castor oil polyoxyethylene ether, aliphatic acid polyethenoxy ether, polyoxyethylene aliphatic alcohol ether, ethoxy castor oil, PMA, fatty acid polyethylene glycol ester, the trilaurin APEO.
Thickener according to the invention is xanthans, polyvinyl alcohol, sodium alginate, diatomite, starch, kaolin, organobentonite.
Carrier according to the invention is one or more in the mixture of kaolin, diatomite, precipitated calcium carbonate, white carbon, concavo-convex rod, soluble starch, urea, amine fertilizer, glucose, maltose, sucrose, citric acid, Anhydrous potassium carbonate, Carbon Dioxide hydrogen potassium, anhydrous sodium sulfate, anhydrous sodium bicarbonate, natrium carbonicum calcinatum and anhydrous sodium bicarbonate.
In order further to understand the present invention, the present invention is elaborated below in conjunction with embodiment.
Embodiment 1: Herbicidal combinations according to the invention is to the efficiency test of weeds
Test is to be active ingredient with the former medicine of 99% penoxsuam (A), 95% pair of former medicine of careless ether (B) and the former medicine of 95% cyhalofop-butyl (C) respectively, adds the formulated missible oil of appropriate amount of addition agent, and test is handled and formulation rate is seen table 1.
Table 1 test is handled and formulation rate
| Handle | Supply the reagent agent | Formulation rate (active constituent content, g/ hectare) |
| 1 | A | 15 |
| 2 | B | 30 |
| 3 | C | 95 |
| 4 | A+B | 10+20 |
| 5 | A+C | 10+70 |
| 6 | B+C | 20+70 |
| 7 | A+B+C | 5+20+15 |
| 8 | A+B+C | 5+5+30 |
| 9 | A+B+C | 5+10+25 |
| 10 | A+B+C | 5+15+15 |
| 11 | A+B+C | 5+25+10 |
| 12 | Clear water |
Wherein, every processing repeats for 4 times, and the sub-district area is 20m
2, district's group is arranged at random, the medicament clear water dissolving of each processing, and medication in 20 days drains water in field before the dispenser behind rice growing, and the 24h field of pouring water back kept water layer 3～4 days after the dispenser, and each handles water consumption is the 600kg/ hectare, and the employing sprayer evenly sprays.30 days statistics weeds density preventive effects are surveyed weeds fresh weight preventive effect simultaneously after the dispenser, and statistics is seen table 2.
Table 2 Herbicidal combinations according to the invention is to the preventive effect (%) of weeds
Can know by table 2 result; The composite back of active ingredient penoxsuam, two careless ether and cyhalofop-butyl with separately single with or composite in twos comparing; Preventive effect is higher than penoxsuam, two careless ether or the single use of cyhalofop-butyl and composite in twos, and enlarges grass spectrum extremely, can effectively prevent and kill off broad leaved weeds such as barnyard grass grass, moleplant seed, lady's-grass, Monochoria vaginalis; And it is composite that preventive effect is higher than single use penoxsuam, two careless ether or cyhalofop-butyl and penoxsuam and two careless ether, penoxsuam and cyhalofop-butyl or two careless ether and cyhalofop-butyl; Show that Herbicidal combinations active component according to the invention does not have antagonism, and improved preventive effect, reduced dosage and types of medicines, number of times.
The two careless ether cyhalofop-butyl wetting powders of embodiment 2:36% penoxsuam
Penoxsuam 4%, two careless ether 16%, cyhalofop-butyl 16%, dodecyl sodium sulfate 4%, sodium lignin sulfonate 5%, precipitated calcium carbonate complement to 100%; Fully mix; After crushed, promptly obtain the two careless ether cyhalofop-butyl wetting powders of 36% penoxsuam.
The weed killer herbicide that the weed killer herbicide of present embodiment preparation and penoxsuam, two careless ether or cyhalofop-butyl single-activity composition are processed and wherein two kinds of composite weed killer herbicides of processing of active component contrast; With each active component consumption is criterion calculation; Under the prerequisite of each active component consumption in said weed killer herbicide less than each single agent or built reactive composition consumption; Its preventive effect is higher than single agent and two kinds of preventive effects that single agent is composite; Can effectively prevent and kill off most of weeds of paddy field, grassy weed, annual nutgrass flatsedge and multiple broadleaved herb preventive effect are strengthened.
The two careless ether cyhalofop-butyl wetting powders of embodiment 3:40% penoxsuam
Penoxsuam 10%, two careless ether 10%, cyhalofop-butyl 20%, lauryl sodium sulfate 5%, NNO 6%, white carbon complement to 100%, fully mix, and after crushed, promptly obtain the two careless ether cyhalofop-butyl wetting powders of 40% penoxsuam.
The weed killer herbicide that the weed killer herbicide of present embodiment preparation and penoxsuam, two careless ether or cyhalofop-butyl single-activity composition are processed and wherein two kinds of composite weed killer herbicides of processing of active component contrast; With each active component consumption is criterion calculation; Under the prerequisite of each active component consumption in said weed killer herbicide less than each single agent or built reactive composition consumption; Its preventive effect is higher than single agent and two kinds of preventive effects that single agent is composite; Can effectively prevent and kill off most of weeds of paddy field, grassy weed, annual nutgrass flatsedge and multiple broadleaved herb preventive effect are strengthened.
The two careless ether cyhalofop-butyl wetting powders of embodiment 4:50% penoxsuam
Penoxsuam 5%, two careless ether 25%, cyhalofop-butyl 20%, fat alcohol polyethylene ether 6%, carboxymethyl cellulose 8%, precipitated calcium carbonate complement to 100%; Through fully mixed dissolution grinding, promptly obtain the two careless ether cyhalofop-butyl wetting powders of 50% penoxsuam.
The weed killer herbicide that the weed killer herbicide of present embodiment preparation and penoxsuam, two careless ether or cyhalofop-butyl single-activity composition are processed and wherein two kinds of composite weed killer herbicides of processing of active component contrast; With each active component consumption is criterion calculation; Under the prerequisite of each active component consumption in said weed killer herbicide less than each single agent or built reactive composition consumption; Its preventive effect is higher than single agent and two kinds of preventive effects that single agent is composite; Can effectively prevent and kill off most of weeds of paddy field, grassy weed, annual nutgrass flatsedge and multiple broadleaved herb preventive effect are strengthened.
The two careless ether cyhalofop-butyl oil-suspending agents of embodiment 5:20% penoxsuam
Penoxsuam 2%, two careless ether 8%, cyanogen fluorine grass 10%, AEO 6%, NNO 5%, castor oil polyoxyethylene ether 10%, paraffin oil complement to 100%; Through fully mixed dissolution grinding, promptly obtain the two careless ether cyhalofop-butyl oil-suspending agents of 20% penoxsuam.
The weed killer herbicide that the weed killer herbicide of present embodiment preparation and penoxsuam, two careless ether or cyhalofop-butyl single-activity composition are processed and wherein two kinds of composite weed killer herbicides of processing of active component contrast; With each active component consumption is criterion calculation; Under the prerequisite of each active component consumption in said weed killer herbicide less than each single agent or built reactive composition consumption; Its preventive effect is higher than single agent and two kinds of preventive effects that single agent is composite; Can effectively prevent and kill off most of weeds of paddy field, grassy weed, annual nutgrass flatsedge and multiple broadleaved herb preventive effect are strengthened.
The two careless ether cyhalofop-butyl oil-suspending agents of embodiment 6:27% penoxsuam
Penoxsuam 3%, two careless ether 9%, cyhalofop-butyl 15%, sorbitan fatty acid ester APEO 6%, sodium lignin sulfonate 8%, castor oil polyoxyethylene ether 12%, diatomite 10%, solvent naphtha supply 100% No. 180; Through abundant mixed dissolution, promptly obtain the two careless ether cyhalofop-butyl oil-suspending agents of 27% penoxsuam.
The weed killer herbicide that the weed killer herbicide of present embodiment preparation and penoxsuam, two careless ether or cyhalofop-butyl single-activity composition are processed and wherein two kinds of composite weed killer herbicides of processing of active component contrast; With each active component consumption is criterion calculation; Under the prerequisite of each active component consumption in said weed killer herbicide less than each single agent or built reactive composition consumption; Its preventive effect is higher than single agent and two kinds of preventive effects that single agent is composite; Can effectively prevent and kill off most of weeds of paddy field, grassy weed, annual nutgrass flatsedge and multiple broadleaved herb preventive effect are strengthened.
The two careless ether cyhalofop-butyl oil-suspending agents of embodiment 7:48% penoxsuam
Penoxsuam 6%, two careless ether 18%, cyhalofop-butyl 24%, NPE 8%, alkyl amine group taurate 10%, aliphatic acid polyethenoxy ether 8%, organobentonite 5%, epoxidized soybean oil complement to 100%; Through abundant mixed dissolution, promptly obtain the two careless ether cyhalofop-butyl oil-suspending agents of 48% penoxsuam.
The weed killer herbicide that the weed killer herbicide of present embodiment preparation and penoxsuam, two careless ether or cyhalofop-butyl single-activity composition are processed and wherein two kinds of composite weed killer herbicides of processing of active component contrast; With each active component consumption is criterion calculation; Under the prerequisite of each active component consumption in said weed killer herbicide less than each single agent or built reactive composition consumption; Its preventive effect is higher than single agent and two kinds of preventive effects that single agent is composite; Can effectively prevent and kill off most of weeds of paddy field, grassy weed, annual nutgrass flatsedge and multiple broadleaved herb preventive effect are strengthened.
The explanation of above embodiment just is used for helping to understand method of the present invention and core concept thereof.Should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention, can also carry out some improvement and modification to the present invention, these improvement and modification also fall in the protection domain of claim of the present invention.
Claims (8)
1. a Herbicidal combinations is characterized in that, is made up of penoxsuam, two careless ether and cyhalofop-butyl, and the weight ratio of said penoxsuam, two careless ether and cyhalofop-butyl is 1: 1-5: 2-6.
2. according to the said composition of claim 1, it is characterized in that the weight ratio of said penoxsuam, two careless ether and cyhalofop-butyl is 1: 2-4: 3-5.
3. a weed killer herbicide is characterized in that, is processed by said Herbicidal combinations of claim 1 and conventional adjuvant.
4. according to the said weed killer herbicide of claim 3, it is characterized in that the percentage by weight that said Herbicidal combinations accounts for said weed killer herbicide is 1%～90%.
5. according to the said weed killer herbicide of claim 4, it is characterized in that it is oil-suspending agent or wetting powder.
6. according to the said weed killer herbicide of claim 5; It is characterized in that; It is an oil-suspending agent, and the percentage by weight that wherein said Herbicidal combinations accounts for said oil-suspending agent is that percentage by weight that 1-90%, dispersant account for said oil-suspending agent is that percentage by weight that 1-30%, wetting agent account for said oil-suspending agent is that percentage by weight that 1-30%, emulsifier account for said oil-suspending agent is that the percentage by weight that 1-30%, thickener account for said oil-suspending agent is that 0.1-10%, surplus are solvent.
7. according to the said weed killer herbicide of claim 5; It is characterized in that; It is a wetting powder, and the percentage by weight that wherein said Herbicidal combinations accounts for said wetting powder is that percentage by weight that 1-90%, wetting agent account for said wetting powder is that the percentage by weight that 1-10%, dispersant account for said wetting powder is that 1-10%, surplus are carrier.
8. any application of said weed killer herbicide in killing weeds in rice field of claim 3～7.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105746544A (en) * | 2016-05-13 | 2016-07-13 | 创新美兰（合肥）股份有限公司 | Bispyribac-sodium, cyhalofop-butyl and penoxsulam compound dispersible oil suspended agent and preparation method thereof |
| CN106508925A (en) * | 2016-11-08 | 2017-03-22 | 广东中迅农科股份有限公司 | A weeding composition containing penoxsulam, bispyribac sodium and pretilachlor |
| CN106998687A (en) * | 2014-12-16 | 2017-08-01 | 美国陶氏益农公司 | Include the synergistic herbicidal compositions of penoxsuam, Triclopyr and double phonetic benzoic acid |
| CN108064859A (en) * | 2016-11-11 | 2018-05-25 | 燕化永乐（乐亭）生物科技有限公司 | A kind of complex weedicide |
| CN113100230A (en) * | 2020-01-10 | 2021-07-13 | 山东潍坊润丰化工股份有限公司 | Pesticide composition containing cyhalofop-butyl and bispyribac-sodium as well as preparation method and application thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101410014A (en) * | 2006-01-13 | 2009-04-15 | 拜尔作物科学股份公司 | A herbicide composition for paddy field |
| CN101636085A (en) * | 2007-02-19 | 2010-01-27 | 拜尔作物科学股份公司 | Herbicidal compositions comprising difluoromethanesulfonylanilide and one or more herbicides |
| CN101984809A (en) * | 2010-07-22 | 2011-03-16 | 福建诺德生物科技有限责任公司 | Oil suspension preparation using resin-based vegetable oil as carrier and preparation method thereof |
-
2011
- 2011-12-16 CN CN2011104242114A patent/CN102396473B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101410014A (en) * | 2006-01-13 | 2009-04-15 | 拜尔作物科学股份公司 | A herbicide composition for paddy field |
| CN101636085A (en) * | 2007-02-19 | 2010-01-27 | 拜尔作物科学股份公司 | Herbicidal compositions comprising difluoromethanesulfonylanilide and one or more herbicides |
| CN101984809A (en) * | 2010-07-22 | 2011-03-16 | 福建诺德生物科技有限责任公司 | Oil suspension preparation using resin-based vegetable oil as carrier and preparation method thereof |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106998687A (en) * | 2014-12-16 | 2017-08-01 | 美国陶氏益农公司 | Include the synergistic herbicidal compositions of penoxsuam, Triclopyr and double phonetic benzoic acid |
| CN105746544A (en) * | 2016-05-13 | 2016-07-13 | 创新美兰（合肥）股份有限公司 | Bispyribac-sodium, cyhalofop-butyl and penoxsulam compound dispersible oil suspended agent and preparation method thereof |
| CN106508925A (en) * | 2016-11-08 | 2017-03-22 | 广东中迅农科股份有限公司 | A weeding composition containing penoxsulam, bispyribac sodium and pretilachlor |
| CN108064859A (en) * | 2016-11-11 | 2018-05-25 | 燕化永乐（乐亭）生物科技有限公司 | A kind of complex weedicide |
| CN113100230A (en) * | 2020-01-10 | 2021-07-13 | 山东潍坊润丰化工股份有限公司 | Pesticide composition containing cyhalofop-butyl and bispyribac-sodium as well as preparation method and application thereof |
| CN113100230B (en) * | 2020-01-10 | 2022-05-13 | 山东潍坊润丰化工股份有限公司 | Pesticide composition containing cyhalofop-butyl and bispyribac-sodium as well as preparation method and application thereof |
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| CN102396473B (en) | 2013-11-27 |
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