CN104186503A - Composite herbicide containing pyribenzoxim, cyhalofop-butyl and penoxsulam and application of composite herbicide - Google Patents
Composite herbicide containing pyribenzoxim, cyhalofop-butyl and penoxsulam and application of composite herbicide Download PDFInfo
- Publication number
- CN104186503A CN104186503A CN201410460596.3A CN201410460596A CN104186503A CN 104186503 A CN104186503 A CN 104186503A CN 201410460596 A CN201410460596 A CN 201410460596A CN 104186503 A CN104186503 A CN 104186503A
- Authority
- CN
- China
- Prior art keywords
- cyhalofop
- compound herbicide
- butyl
- parts
- agent
- 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 a composite herbicide containing pyribenzoxim, cyhalofop-butyl and penoxsulam and an application of the composite herbicide. The composite herbicide comprises the following main active ingredients in parts by weight: 0.1-20 parts of pyribenzoxim, 0.1-20 parts of cyhalofop-butyl and 0.1-30 parts of penoxsulam. On the basis of a lot of individualized studies, the advantages of the three active ingredients namely pyribenzoxim, cyhalofop-butyl and penoxsulam are brought into full play by mixing at an appropriate rate by the inventor, and the defect caused by adverse impacts of a conventional composite herbicide on crops, soil alleviation and the like are effectively overcome.
Description
Technical field
The present invention relates to weed killer herbicide field, relate to a kind of compound herbicide and application thereof containing pyribenzoxim, cyhalofop-butyl and penoxsuam.
Background technology
Weed killer herbicide (herbicide), claims again weedicide, refers to and can make weeds that withered medicament occurs up hill and dale or selectively.Sodium chlorate wherein, borax, arsenate, trichloroacetic acid have withered effect for the plant of any kind, but because these all have residual impact, so can not be applied in field.Selective herbicide particularly nitrophenol, chlorophenol, carbamic derivative majority is all effective.
World Herbicide development is gradually steady, and main development is efficient, the kind of low toxicity, wide spectrum, low consumption, and the disposable treatment agent that environmental pollution is little becomes main flow gradually.
Pyribenzoxim (Pyribenzoxim), molecular formula C
32h
27n
5o
8, chemical name: O-(two (4, the 6-dimethoxypyridin-2-base oxygen base) benzoyls of 2,6-) oxime benzophenone; O-[2, two (4,6-dimethoxy-2-pyrimidine radicals) the oxygen bases of 6-] benzoyl diphenyl-ketoxime.
Structural formula:
Pyribenzoxim is novel oxime ester compound, wide spectrum selective post-emergence herbicide.Mechanism of action is similar to sulfonylurea and the slow-witted ketone weed killer herbicide of imidazoles, all belongs to acetolactate synthestase (ALS) inhibitor.Paddy rice, common wheat, Korea lawn grass are had to activity of weeding after selectivity super-high-efficient bud, without activity of weeding before bud, distinguished for preventing and kill off the various grassy weeds such as barnyard grass, large fringe amur foxtail, polygonum flaccidum and the assorted effect of drawing of broad-leaved, to paddy rice, common wheat safety.Chemical weeding speed is slower, after dispenser, can suppress weed growth, but must be withered after 2 weeks.Medicament medication appropriateness is wider, all effective to 1.5～6.5 leaf phases of barnyard grass.In 2.5～3.5 leaf phases, with 10g/h dosage, can reach 100% and prevent and kill off; 3.5～4.5 leaf phases were increased to 20g/h dosage and can reach 100% and prevent and kill off.Shortcoming is invalid to paddy field advantage weed moleplant seed.
Cyhalofop-butyl (cyhalofop-butyl), molecular formula: C
20h
20fNO
4, chemical name: (R)-2-[4-(the fluoro-2-pyridine of the chloro-3-of 5-oxygen base) phenoxy group] and propionic acid propargyl ester.
Structural formula:
Cyhalofop-butyl is only kind paddy rice to tight security in fragrant phenoxy phenoxy propionic acid weed killer herbicide, the same with such other kinds, is also interior suction conductivity weed killer herbicide.Blade and leaf sheath by plant corpus absorb, and phloem conduction, accumulates the meristem zone in plant corpus, resist acetyl-CoA carboxylase (ACCase), fatty acid is synthesized and stop, the growth division of cell can not normally be carried out, film systems etc., containing fat structural deterioration, finally cause plant dead.From cyhalofop-butyl, be absorbed into weeds Mortality Ratio slower, generally need 1-3 week.The symptom of weeds after dispenser is as follows: the tender shoots atrophy of four leaf phases, causes death.The Lao Ye of two leaf stage changes minimum, keeps green.Paddy rice (transplanting and live), paddy rice etc. is had to good selectivity, and the accretion rate of selectivity based on different, in paddy rice body, cyhalofop-butyl can be degraded to rapidly the diacid state to acetyl-CoA carboxylase non-activity, thereby paddy rice is had to the safety of height.Because it degrades rapidly in soil and in typical paddy field water either, therefore to succession crop safety.This weed killer herbicide of shortcoming is specially except moleplant seed, invalid to other grassy weed.
Penoxsuam (penoxsulam), molecular formula C
16h
14f
5n
5o
5s, chemical name: 3-(2,2-difluoroethoxy)-N-(5,8-dimethoxy-[1,2,4] triazols [1,5-C] pyrimidine-2-base)-α, α, α-fluoroform phenyl-2-sulfonamide.
Structural formula:
Penoxsuam is rice field broad-spectrum herbicide, can effectively prevent and kill off barnyard grass (comprising the barnyard grass to Stam F-34, dichloro quinolinic acid and anti-acetyl-CoA carboxylase tool resistance), annual sedge weed, and effective to numerous broad leaved weeds, as raw different in natural pond stamen flower (Heteranthera limosa), carp intestines (Eclipta prostrata), sesbania (Sesbania exaltata), ring flower (Commelina diffusa), Monochoria vaginalis (Monochoria vaginalis) etc.Lasting period reaches 30～60 days, the weeds harm of full season of a drug energy basic controlling.Meanwhile, it also can prevent and kill off anti-bensulfuron-methyl weeds in rice field, and many broad-leaveds and sedge weed and barnyard grass etc. are had to residual activity, but invalid to moleplant seed and Paspalum distichum, therefore normal mixed with cyhalofop-butyl in practical application.
At present, rice direct seeding field, transplant field weed killer herbicide are limit by crop safety, and herbicide spectrum is also limited, uses separately a kind of weed killer herbicide can not control completely effectively the generation of rice direct seeding field, transplant field weeds.Therefore, compound herbicide becomes research heat topic at present.
Patent and report about mixture of herbicides are as follows:
Malaysian is blue to be waited in " different weed killer herbicides are to the preventive effect of direct sowing rice weed and safety evaluatio " (Malaysian orchid etc., different weed killer herbicides are to the preventive effect of direct sowing rice weed and safety evaluatio, Weed Science, the 1st phase in 2014,91-95) disclosed a kind of re-compounded binary herbicide, i.e. " 60g/L penoxsuam cyhalofop-butyl oil-suspending agent ", " 9% pyribenzoxim cyhalofop-butyl microemulsion ", these two kinds of complex weedicides all show good preventive effect to weeds, broad weed-killing spectrum and safety are good, can be used as the main medicament of preventing and kill off direct sowing rice weed.
CN201410067622.6 (publication number is CN103814919A) discloses a kind of oil-suspending agent that contains cyhalofop-butyl, KIH 6127 and penoxsuam, effective active composition is cyhalofop-butyl, KIH 6127 and penoxsuam, in quality percentage composition, contains cyhalofop-butyl 5～30%, KIH 6127 1～10%, penoxsuam 1～10%.Empirical tests, this compound herbicide is to paddy field nutgrass flatsedge and broad leaved weed effect extreme difference, because cyhalofop-butyl is only except moleplant seed, KIH 6127 is only effective to barnyard grass, invalid to broad leaved weed and sedge weed, penoxsuam is only prevented and kill off barnyard grass and younger ones in an age group's a thousand pieces of gold, does not prevent and kill off sedge weed and broad leaved weed.
CN201410084061.0 (publication number is CN103783066A) discloses the phonetic oxime grass of a kind of fluorine ether herbicide composition, described herbicidal composition is comprised of active ingredient and auxiliary material, and described active ingredient is that component A and component B are that 1:40-20:1 forms by weight; Described component A is the phonetic oxime grass of fluorine ether, and described component B is sulfonylurea, cyhalofop-butyl, penoxsuam, dichloro quinolinic acid, metamifop, two careless ether and pyribenzoxim.Inventor, through carefully checking, finds that foregoing invention exists great problem.In the B component of foregoing invention, sulfonylurea comprises many products, part sulfonylurea product is as grand in ethametsulfuron, flucarbazonesodium, green sulphur, metsulfuron-methyl, in soil, the residence time is long, domesticly forbid, in addition as amidosulfuron, chlorimuronethyl, nicosulfuron, oxasulfuron, primisulfuronmethyl can not be for paddy fields, as use and can kill paddy rice, cause total crop failure.The dichloro quinolinic acid of B component is used in transplanted rice field and direct-sowing dry field is serious to rice drug misadventuring, can cause the significantly underproduction.The two careless ether of B component can not be for japonica rice and glutinous rice field, and can not use in North of Yangtze River rice district, easily causes poisoning, and the lighter is the underproduction significantly, severe one total crop failure.The metamifop of B component can only be for direct-sowing dry rice field, can not in Rice Region of South China, use and can produce poisoning for water direct seeding field and rice seedling throwing field, transplant field, and invalid to weeds.
Based on above shortcoming, be necessary to provide a kind of few side effects, effective complex weedicide.
Summary of the invention
The object of this invention is to provide a kind of compound herbicide containing pyribenzoxim, cyhalofop-butyl and penoxsuam.The second object of the present invention is to provide the application of this weed killer herbicide.
A kind of compound herbicide containing pyribenzoxim, cyhalofop-butyl and penoxsuam provided by the invention, consists of the following composition: the compound herbicide of pyribenzoxim, cyhalofop-butyl and penoxsuam.
Concrete, described compound herbicide is grouped into by the one-tenth of following mass parts: 0.1～30 part of 0.1～20 part of pyribenzoxim, 0.1～20 part of cyhalofop-butyl and penoxsuam.
Preferably, described compound herbicide is grouped into by the one-tenth of following mass parts: 1～25 part of 1～15 part of pyribenzoxim, 1～20 part of cyhalofop-butyl and penoxsuam.
Further preferably, described compound herbicide is grouped into by the one-tenth of following mass parts: 15～25 parts of 5～15 parts of pyribenzoxims, 10～15 parts of cyhalofop-butyls and penoxsuams.
Further preferred, described compound herbicide is grouped into by the one-tenth of following mass parts: 20 parts of 5～15 parts of pyribenzoxims, 10～15 parts of cyhalofop-butyls and penoxsuams.
The present invention also provides the preparation containing above-mentioned compound herbicide, and in described preparation, compound herbicide accounts for 3～50% of gross mass percentage composition, preferably, accounts for 20～50% of gross mass percentage composition.
In described preparation, also contain the auxiliary agent that pesticidal preparations allows, described auxiliary agent is preferably one or more in surfactant, thickener or solvent.
Described preparation is preferably and dispersibles oil-suspending agent.
The described oil-suspending agent that dispersibles is comprised of following mass percent: compound herbicide 3～50%, and wetting dispersing agent 1～10%, emulsifier 1～11%, stabilizing agent 1～5%, the agent 1～5% of outstanding stream, surplus complements to 100% by methyl oleate.
Preferably, described in dispersible oil-suspending agent and formed by following mass percent: compound herbicide 20～50%, wetting dispersing agent 3～10%, emulsifier 5～10%, stabilizing agent 2～5%, the agent 1～3% of outstanding stream, surplus complements to 100% by methyl oleate.
Further preferably, described in dispersible oil-suspending agent and formed by following mass percent: compound herbicide 40%, wetting dispersing agent 3%, emulsifier 5%, stabilizing agent 2%, the agent 3% of outstanding stream, methyl oleate complements to 100%.
Described wetting dispersing agent is sodium lignin sulfonate, sodium alkyl benzene sulfonate or fatty alcohol-polyoxyethylene ether;
Described emulsifier is alkylpolyoxyethylene phosphate, alkylphenol polyoxyethylene, alkylphenol polyoxyethylene sulphate or alkylaryl APEO;
Described stabilizing agent is organic ammonium salt, polyvinyl alcohol or sodium silicate;
Described outstanding stream agent is organobentonite.
The present invention also provides the above-mentioned preparation method who dispersibles oil-suspending agent, and the method comprises the following steps: said components is mixed to gained mixture and carry out sand milling, then mix and get final product.
The present invention also provides described compound herbicide or the application of its preparation in rice direct seeding field, transplant field postemergence weed control, particularly in preventing and kill off rice direct seeding field, transplant field to standing grain gold, lady's-grass, amur foxtail, the grassy weeds such as barnyard grass and piemarker, lamb's-quarters, most of broad leaved weed such as black nightshade and sedge weed special efficacy.
Herbicidal composition of the present invention has the following advantages:
1, those skilled in the art will know that, weed killer herbicide of a great variety, as phenoxy carboxylic acid, diphenyl ether, carbamates, amide-type, trichloro-benzenes class etc., in order to obtain more preferably herbicidal effect, can adopt the composite mode of two or more active components is obtained to synergistic effect.Prior art discloses multiple compound herbicide composition, also conventional principle of compound and method have been instructed, but that is mostly just a kind of guiding suggestion, specific to specific herbicides compounds, the composite compound of How to choose the best, get rid of the possibility of antagonism, determine that best amount ratio makes it have significant synergistic function and needs inventor further to further investigate.
Inventor is devoted for years to the exploitation in Multielement herbicide, in process of the test, unexpected find that the composite mode of pyribenzoxim, cyhalofop-butyl and penoxsuam has obvious synergistic effect, and each amounts of components is when reasonable in design, has beyond thought herbicidal effect.
2, weed killer herbicide provided by the invention has:
1) activity of weeding is high.Herbicidal composition of the present invention can kill weeds by three kinds of different mechanism, makes Weed Resistance produce Speed Reduction, and three kinds of active ingredient Synergistics, has greatly improved the removing activity of weed killer herbicide.
2) herbicidal spectrum is wide, and the lasting period is long.The herbicide spectrum of three kinds of weed killer herbicides is different, and three is combined to herbicidal spectrum and the activity of these three kinds of medicaments with the be mixed medicament that makes of special ratios, makes the herbicidal spectrum of mix preparation wider, and the lasting period is longer.
3) delay Weed Resistance.The present invention can significantly improve the preventive effect to various resistant weeds, delays the generation of Weed Resistance, extends the service life of medicament.
4) safe.Herbicidal composition of the present invention, is applied to rice direct seeding field, transplant field postemergence weed control, can prevent and kill off in rice direct seeding field, transplant field standing grain gold, lady's-grass, amur foxtail, the grassy weeds such as barnyard grass and piemarker, lamb's-quarters, most of broad leaved weed such as black nightshade and sedge weed special efficacy.Improving under the prerequisite of drug effect, paddy rice and succession crop all had to reliable safety, various grass family and broad leaved weed in rice direct seeding field, transplant field are had to beyond thought preventive effect, and to the growth of paddy rice itself without any harm.
3, on the basis of a large amount of special items, inventor is by being mixed pyribenzoxim, cyhalofop-butyl and penoxsuam with suitable proportioning, except successfully the advantage of three kinds of active ingredients is performed to ultimate attainment, also effectively overcome conventional complex weedicide and the aspects such as crop itself and soil alleviation existed to the defect of negative effect.
Embodiment
Following examples are used for illustrating the present invention, but are not used for limiting the scope of the invention.
Embodiment 1: compound herbicide and dispersible oil-suspending agent
1, raw material (mass percent): pyribenzoxim 5%, cyhalofop-butyl 15%, penoxsuam 20%, alkylphenol polyoxyethylene sulphate 5%, sodium lignin sulfonate 3%, organic ammonium salt 5%, organobentonite 3%, methyl oleate complements to 100%.
2, preparation method: above-mentioned each component mixed and form thick dispersion liquid for broken 4 hours in sand mill medium sand abrasive dust, then making its average grain diameter be less than 5 μ m through soybean dietary fiber can to obtain 40% required pyribenzoxim cyhalofop-butyl penoxsuam and dispersible oil-suspending agent product.
Embodiment 2～4: compound herbicide and dispersible oil-suspending agent
The composition suspending agent that can prepare following different content by the similar method of embodiment 1, sees the following form
Experimental example 1: toxicity determination test
Utilize the preparation in embodiment, measure its co-toxicity coefficient to rice direct seeding field, transplant field common weed dayflower.
1, experiment grouping: commercially available medicament 5% pyribenzoxim missible oil, 20% cyhalofop-butyl missible oil, 25 grams per liter penoxsuams dispersible oil-suspending agent;
Embodiment 1-4;
Embodiment 1,15% cyhalofop-butyl+2.5% KIH 6127+penoxsuam oil-suspending agent in control group 1:CN201410067622.6 (publication number is CN103814919A);
The phonetic oxime grass of embodiment 8,5% fluorine ether+10% dichloro quinolinic acid aqueous suspension agent in control group 2:CN201410084061.0 (publication number is CN103783066A).
2, experimental technique: will be for planting experimentally first 40 ℃ of water seed soaking vernalization of son, wait seed to show money or valuables one carries unintentionally after sowing.By the uniform broadcasting of pretreated dayflower seed in soil surface, earthing 0.5cm, after planting move into greenhouse cellar culture, adopt the moisturizing of basin alms bowl bottom infiltrating irrigation mode, make soil completely moistening, be placed in 30 ℃ of temperature, light/dark than cultivating in the greenhouse of 14h/10h, after planting 10d carries out thinning and determines strain, and making weed density is 20 strains/basin, treat that dayflower grows to 2-2.5 leaf, the processing of spraying.
By ASP-1098 type automatic sprayer (pressure: 0.4Mpa, speed: 50cm/s) liquid is sprayed from low dosage to high dose order by experimental scheme processing, every processing repeats for 4 times.After medicine 2 minutes, material to be tried surface liquid natural air drying, moved into greenhouse cellar culture, keeps ground moistening in basin, and each processes the preventive effect to weeds routine observation, the weeds fresh weight after weighing each after 30d and processing.Press the method that the nineteen sixties such as Sun Yunpei propose, calculate its virulence regression equation and co-toxicity coefficient.Co-toxicity coefficient is greater than 100, shows that two kinds of active principles have synergistic effect, otherwise, show that two kinds of active principles have antagonism.
3, experimental result: in Table 1
Table 1 toxicity measurement result
Table 1 result shows: with single dose comparison, compound herbicide after pyribenzoxim, cyhalofop-butyl and penoxsuam three are composite, to preventing apart from significant increase of dayflower, reach more than 147, wherein the most remarkable with the synergistic function of embodiment 1 (186.33), and the co-toxicity coefficient of existing complex weedicide is not higher than 142.
Result shows: complex weedicide provided by the invention has synergy, and is better than prior art.
Experimental example 2: field control effectiveness test
1, reagent agent:
4 kinds of ternary built weed killer herbicides in embodiment.
Contrast medicament: 5% pyribenzoxim missible oil (commercially available);
20% cyhalofop-butyl missible oil (commercially available);
25 grams per liter penoxsuams dispersible oil-suspending agent (commercially available).
Embodiment 1,15% cyhalofop-butyl+2.5% KIH 6127+penoxsuam oil-suspending agent in control group 1:CN201410067622.6 (publication number is CN103814919A);
The phonetic oxime grass of embodiment 8,5% fluorine ether+10% dichloro quinolinic acid aqueous suspension agent in control group 2:CN201410084061.0 (publication number is CN103783066A).
2, for studying thing: paddy rice, 3～6 leaf phases, grow fine, robust plant, without other damage by disease and insect.
3, prevent and kill off object: rice direct seeding field, transplant field, seedling throwing field advantage weeds, as the grassy weeds such as barnyard grass, standing grain gold, difformed galingale herb, the broad leaved weeds such as dayflower, water peanut.
4, test method: according to the area of experimental plot, accurately weigh good various medicaments, be watered after dilution, carry out even spraying with knapsack sprayer, the Fan spray head of sprinkler selection weed killer herbicide special use.During spraying, note liquid evenly to spray application in experimental plot, accomplish not drain spray, spray more.
After test, after medicine, 20d, 40d observe weeds death condition respectively, and the activity of weeding of more various medicaments.In addition, also to after medicine, in 1～15d, observe the condition of production of crop, to investigate medicament, whether crop be had to poisoning.
5, result of the test:
5.1 weeding test effects: in Table 2 (20d after medicine) and table 3 (40d after medicine).
Table 2 dispenser is drug effect result after 20 days
40 days drug effect results after table 3 dispenser
Note: the consumption in table 2 and table 3 all refers to the consumption of active ingredient in each preparation.
From table 2 and table 3, can find out: use separately three kinds of compositions, its preventive effect is up to 75%, and the preventive effect of the control group 1,2 of three kinds of similar weed killer herbicide mixing is up to 86%, and the effect of embodiment 1-4 is all not less than 90%.
Result shows, the present invention has significant preventive effect to grassy weed and broad leaved weed, and synergy is obvious, and the lasting period extends, wherein with the best results of embodiment 1.
5.2 pairs of crop safety investigation results: in Table 4
Table 4 medicament is to crop safety investigation result
As can be seen from Table 4: use separately three kinds of compositions, the survival rate of its seedling is 94-96%, and the emergence rate of the control group 1,2 of three kinds of similar weed killer herbicide mixing is respectively 97%, 58%, clear water control group, emergence rate is 100%, and the effect of embodiment 1-4 is 100%.
Result shows, the paddy rice that complex weedicide provided by the invention is processed in community all grows fine, have no any medicine spot or seedling death phenomenon, there is seedling death phenomenon to a certain extent in the single dose of high concentration, illustrate that compound herbicide of the present invention is to rice safety, can promote the use of, wherein with the best results of embodiment 1.
Experimental example 3: herbicidal effect comparative trial
1, test method: in the paddy rice 4-5 leaf phase, when various grassy weeds and broad leaved weed generally occur, select plot that 3 close liquid manure is good as experimental field, with experimental group and the even dispenser of contrast medicament, after 20 days, contrast weeds strain preventive effect.
2, subjects:
Product (the main active ingredient: pyribenzoxim 5%+ cyhalofop-butyl 15%+ penoxsuam 20%) that experimental group 1: embodiment 1 is prepared;
Product (the main active ingredient: pyribenzoxim 15%+ cyhalofop-butyl 10%+ penoxsuam 20%) that experimental group 2: embodiment 4 is prepared;
Control group 1: compare with embodiment 1, distinctive points is only that main active ingredient is: cyhalofop-butyl 15%+ penoxsuam 25%;
Control group 2: compare with embodiment 1, distinctive points is only that main active ingredient is: pyribenzoxim 25%+ penoxsuam 25%;
Control group 3: compare with embodiment 1, distinctive points is only that main active ingredient is: pyribenzoxim 20%+ cyhalofop-butyl 15%;
Control group 4: commercially available ternary compound herbicide, main active ingredient is: bensulfuron-methyl 0.5%+ glyphosate 31.2%+ butachlor 18.3%;
Control group 5: embodiment 1, the 15% cyhalofop-butyl+2.5% KIH 6127+penoxsuam oil-suspending agent in documents 1;
Control group 6: the phonetic oxime grass of embodiment 8, the 5% fluorine ether+10% dichloro quinolinic acid aqueous suspension agent in documents 2.
3, result of the test: in Table 5
After table 5 medicine, rice direct seeding field, transplant field, seedling throwing field weeds effect are prevented and kill off in each processing in 20 days
| Treatment agent | Every 667m2 consumption | Grassy weed (strain preventive effect, %) | Broad leaved weed (strain preventive effect, %) |
| Experimental group 1 | 50g | 95.36 | 92.67 |
| Experimental group 2 | 100g | 93.66 | 91.08 |
| Control group 1 | 100ml | 89.68 | 85.52 |
| Control group 2 | 100ml | 84.68 | 87.26 |
| Control group 3 | 100ml | 62.58 | 84.52 |
| Control group 4 | 180g | 64.33 | 82.95 |
| Control group 5 | 100ml | 75.33 | 38.52 |
| Control group 6 | 100ml | 79.62 | 81.02 |
| Blank determination | —— | —— | —— |
As can be seen from Table 5:
The preventive effect of grassy weed: the preventive effect of experimental group 1,2 is up to more than 93%, and the effect of control group 1-6 is all lower than 90%;
The preventive effect of broad leaved weed: the preventive effect of experimental group 1,2 is more than 91%, and the effect of control group 1-6 is all lower than 88%.
Result shows, experimental group 1 of the present invention and experimental group 2 with contrast medicament and market on the ternary built weed killer herbicide sold compare, in herbicidal spectrum, control efficiency, all performance is excellent, is worthy to be popularized, wherein with the best results of embodiment 1.
Experimental example 4: the affect comparative trial of the use of weed killer herbicide on succession crop growth
Inventor has further launched comparative trial with regard to the use of weed killer herbicide to the impact of succession crop growth, and subjects is with " herbicidal effect comparative trial ", and concrete test method is:
1, on the basis of experimental example 3, after rice harves, on former plot, plant rape, selected rape variety is No. 1, China association, records the plot growth of rape situation under each chemicals treatment.
2, result of the test: in Table 6.
Impact on succession crop rape after the different chemicals treatment of table 6
| Treatment agent | Mu strain number | Every strain angle fruit number | Every fruit grain number | Thousand kernel weight (g) | Per mu yield (kg) |
| Experimental group 1 | 8535 | 168 | 23 | 3.81 | 254 |
| Experimental group 2 | 8532 | 159 | 21 | 3.86 | 249 |
| Control group 1 | 8511 | 161 | 21 | 3.48 | 230 |
| Control group 2 | 8498 | 158 | 19 | 3.55 | 235 |
| Control group 3 | 8503 | 146 | 18 | 3.44 | 228 |
| Control group 4 | 8508 | 141 | 17 | 3.31 | 220 |
| Control group 5 | 8510 | 145 | 19 | 3.38 | 238 |
| Control group 6 | 8522 | 152 | 19 | 3.58 | 235 |
| Artificial weeding contrast | 8505 | 159 | 19 | 3.48 | 235 |
Result shows, the weed killer herbicide of experimental group 1 and experimental group 2 does not exist any harmful effect to the growth of succession crop rape, and control group 1-6 all show to succession crop growth of rape in various degree inhibitory action, wherein the most serious with the impact of control group 4.Tracing it to its cause may be because the different in kind between each component some special interaction has occurred to each other after mixing use and aggravated the impact of weed killer herbicide on succession crop.Although the complex weedicide of visible control group 5 and control group 6 can produce certain synergistic effect on herbicidal effect, also significantly increased the weight of the impact of each component on succession crop in complex weedicide simultaneously, be unfavorable for practical application.
Experiment brief summary: on the basis of a large amount of special items, inventor is by being mixed pyribenzoxim, cyhalofop-butyl and penoxsuam with suitable proportioning, except successfully the advantage of three kinds of active ingredients is performed to ultimate attainment, also effectively overcome conventional complex weedicide and the aspects such as crop itself and soil alleviation existed to the defect of negative effect.
Although, above used general explanation, embodiment and test, the present invention is described in detail, on basis of the present invention, can make some modifications or improvements it, and this will be apparent to those skilled in the art.Therefore, these modifications or improvements, all belong to the scope of protection of present invention without departing from theon the basis of the spirit of the present invention.
Claims (10)
1. containing a compound herbicide for pyribenzoxim, cyhalofop-butyl and penoxsuam, consist of the following composition: the compound herbicide of pyribenzoxim, cyhalofop-butyl and penoxsuam.
2. compound herbicide according to claim 1, is characterized in that, described compound herbicide is grouped into by the one-tenth of following mass parts: 0.1～30 part of 0.1～20 part of pyribenzoxim, 0.1～20 part of cyhalofop-butyl and penoxsuam.
3. compound herbicide according to claim 1, is characterized in that, described compound herbicide is grouped into by the one-tenth of following mass parts: 1～25 part of 1～15 part of pyribenzoxim, 1～20 part of cyhalofop-butyl and penoxsuam.
4. compound herbicide according to claim 1, is characterized in that, described compound herbicide is grouped into by the one-tenth of following mass parts: 15～25 parts of 5～15 parts of pyribenzoxims, 10～15 parts of cyhalofop-butyls and penoxsuams.
5. compound herbicide according to claim 1, is characterized in that, described compound herbicide is grouped into by the one-tenth of following mass parts: 20 parts of 5～15 parts of pyribenzoxims, 10～15 parts of cyhalofop-butyls and penoxsuams.
6. containing the preparation of compound herbicide described in claim 1-5 any one, in described preparation, compound herbicide accounts for 3～50% of gross mass percentage composition, preferably, accounts for 20～50% of gross mass percentage composition.
7. preparation according to claim 6, is characterized in that, described preparation is for dispersibling oil-suspending agent.
8. preparation according to claim 7, is characterized in that, described in dispersible oil-suspending agent and formed by following mass percent: compound herbicide 3～50%, wetting dispersing agent 1～10%, emulsifier 1～11%, stabilizing agent 1～5%, the agent 1～5% of outstanding stream, methyl oleate complements to 100%.
9. preparation according to claim 8, is characterized in that, described in dispersible oil-suspending agent and formed by following mass percent: compound herbicide 20～50%, wetting dispersing agent 3～10%, emulsifier 5～10%, stabilizing agent 2～5%, the agent 1～3% of outstanding stream, methyl oleate complements to 100%; Preferably, described in dispersible oil-suspending agent and formed by following mass percent: compound herbicide 40%, wetting dispersing agent 3%, emulsifier 5%, stabilizing agent 2%, the agent 3% of outstanding stream, methyl oleate complements to 100%.
10. the preparation described in the compound herbicide described in claim 1-5 any one or claim 6-9 any one is in the application in rice direct seeding field, transplant field postemergence weed control, preferably grass is grassy weed or broad leaved weed, more preferably standing grain gold, lady's-grass, amur foxtail, barnyard grass, piemarker, lamb's-quarters, black nightshade.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410460596.3A CN104186503B (en) | 2014-09-11 | 2014-09-11 | Containing compound herbicide and the application thereof of pyribenzoxim, cyhalofop-butyl and penoxsuam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410460596.3A CN104186503B (en) | 2014-09-11 | 2014-09-11 | Containing compound herbicide and the application thereof of pyribenzoxim, cyhalofop-butyl and penoxsuam |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104186503A true CN104186503A (en) | 2014-12-10 |
| CN104186503B CN104186503B (en) | 2016-01-13 |
Family
ID=52072023
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410460596.3A Expired - Fee Related CN104186503B (en) | 2014-09-11 | 2014-09-11 | Containing compound herbicide and the application thereof of pyribenzoxim, cyhalofop-butyl and penoxsuam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104186503B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104839188A (en) * | 2015-05-13 | 2015-08-19 | 广东中迅农科股份有限公司 | Weeding composition containing propyrisulfuron, cyhalofop-butyl and penoxsulam |
| CN105475308A (en) * | 2015-12-24 | 2016-04-13 | 安徽美兰农业发展股份有限公司 | Compound dispersible oil suspension agent containing pyribenzoxim, penoxsulam and cyhalofop-butyl as well as preparation method thereof |
| CN106342837A (en) * | 2016-08-10 | 2017-01-25 | 浙江天丰生物科学有限公司 | Dispersible oil suspension containing penoxsulam, pyribenzoxim and cloquitocet-mexyl and preparation method thereof |
| WO2021132941A1 (en) * | 2019-12-23 | 2021-07-01 | 주식회사 엘지화학 | Herbicide composition |
| WO2022191636A1 (en) * | 2021-03-11 | 2022-09-15 | 주식회사 엘지화학 | Herbicidal composition |
| KR102669840B1 (en) | 2021-03-11 | 2024-05-29 | 주식회사 엘지화학 | Herbicidal composition |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101861867A (en) * | 2010-06-22 | 2010-10-20 | 惠州市中迅化工有限公司 | Pesticide compound containing penoxsulam and cyhalofop-butyl and application thereof |
| CN102273459A (en) * | 2011-06-21 | 2011-12-14 | 王从爱 | Weeding composition containing pyribenzoxim and cyhalofopbutyl |
| CN103416412A (en) * | 2013-06-04 | 2013-12-04 | 广东中迅农科股份有限公司 | Weeding composition containing penoxsulam and pyribenzoxim |
-
2014
- 2014-09-11 CN CN201410460596.3A patent/CN104186503B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101861867A (en) * | 2010-06-22 | 2010-10-20 | 惠州市中迅化工有限公司 | Pesticide compound containing penoxsulam and cyhalofop-butyl and application thereof |
| CN102273459A (en) * | 2011-06-21 | 2011-12-14 | 王从爱 | Weeding composition containing pyribenzoxim and cyhalofopbutyl |
| CN103416412A (en) * | 2013-06-04 | 2013-12-04 | 广东中迅农科股份有限公司 | Weeding composition containing penoxsulam and pyribenzoxim |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104839188A (en) * | 2015-05-13 | 2015-08-19 | 广东中迅农科股份有限公司 | Weeding composition containing propyrisulfuron, cyhalofop-butyl and penoxsulam |
| CN105475308A (en) * | 2015-12-24 | 2016-04-13 | 安徽美兰农业发展股份有限公司 | Compound dispersible oil suspension agent containing pyribenzoxim, penoxsulam and cyhalofop-butyl as well as preparation method thereof |
| CN106342837A (en) * | 2016-08-10 | 2017-01-25 | 浙江天丰生物科学有限公司 | Dispersible oil suspension containing penoxsulam, pyribenzoxim and cloquitocet-mexyl and preparation method thereof |
| WO2021132941A1 (en) * | 2019-12-23 | 2021-07-01 | 주식회사 엘지화학 | Herbicide composition |
| KR20210081250A (en) | 2019-12-23 | 2021-07-01 | 주식회사 엘지화학 | Herbicidal composition |
| KR102498717B1 (en) | 2019-12-23 | 2023-02-13 | 주식회사 엘지화학 | Herbicidal composition |
| WO2022191636A1 (en) * | 2021-03-11 | 2022-09-15 | 주식회사 엘지화학 | Herbicidal composition |
| KR102669840B1 (en) | 2021-03-11 | 2024-05-29 | 주식회사 엘지화학 | Herbicidal composition |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104186503B (en) | 2016-01-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103814926B (en) | Herbicide composition containing flazasulfuron and use of herbicide composition | |
| CN102273459A (en) | Weeding composition containing pyribenzoxim and cyhalofopbutyl | |
| CN104186503B (en) | Containing compound herbicide and the application thereof of pyribenzoxim, cyhalofop-butyl and penoxsuam | |
| CN103749480A (en) | Paddy field herbicide composition and application | |
| CN104170825B (en) | Containing compound herbicide and the application thereof of pyrithiobac-sodium, fluorochloridone and haloxyfop-r-methyl | |
| CN107668068A (en) | A kind of herbicidal composition containing anilofos, pyraclonil and benzobicylon | |
| CN102893997A (en) | Compound herbicide containing mesotrione, s-metolachlor and atrazine and applications of compound herbicide | |
| CN102388894B (en) | Weeding composition | |
| CN104285993A (en) | Composite herbicide containing rimsulfuron, efficient haloxyfop-methyl and metribuzin and application of composite herbicide | |
| CN106719720A (en) | A kind of herbicidal composition containing bentazone | |
| JP2022031654A (en) | Use of 6-anilino purine derivatives to improve heat stress tolerance of rice seedlings | |
| CN102986688A (en) | Soybean field weeding composition and preparation thereof | |
| CN106259368B (en) | A kind of corn field mixed herbicide containing isoxaflutole | |
| CN102754663A (en) | Weeding combination containing anilofos and quinclorac or quinclorac salts and preparation thereof | |
| CN103271054B (en) | Complex formulation herbicide for protective cultivation of corn field | |
| CN106879608A (en) | Herbicidal combinations containing benzobicylon, pretilachlor and penoxsuam | |
| CN101861868B (en) | Pesticide compound containing penoxsulam and quinclorac and application thereof | |
| CN106942234A (en) | A kind of herbicidal composition and application containing benzene azoles fluorine humulone and benzene flumetsulam | |
| CN107467059A (en) | A kind of herbicidal composition and preparation and its application | |
| CN106818829A (en) | Containing the potato fields compound herbicide of rimsulfuron, Quizalotop-ethyl and metribuzin and its application | |
| CN113615694A (en) | Weeding composition containing protoporphyrinogen oxidase inhibitor and application thereof | |
| CN100366155C (en) | Mixed herbicide | |
| CN104824002B (en) | The Herbicidal combinations of proxazuron-methyl and mefenacet and oxadiargyl | |
| CN105104388B (en) | A kind of maize post-emergence compound herbicide containing topramezone, clopyralid and atrazine | |
| CN109832296A (en) | A kind of herbicidal composition containing anilofos, cyhalofop-butyl and pyraclonil |
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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160113 Termination date: 20190911 |