CN104115839A - Compound pesticide composition containing carfentrazone-ethyl and picloram or salts thereof, preparation thereof and applications of the preparation - Google Patents
Compound pesticide composition containing carfentrazone-ethyl and picloram or salts thereof, preparation thereof and applications of the preparation Download PDFInfo
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Abstract
A compound pesticide composition containing picloram or salts thereof is disclosed. Effective components of the composition are a component I and a component II. The component I is the picloram or the salts thereof. The component II is one of flumetsulam, pyribenzoxim, carfentrazone-ethyl, topramezone, florasulam, flucarbazone, clodinafop-propargyl or metamifop. The weight ratio of the component I to the component II is 60:1-1:60. A preparation prepared from the composition and suitable for use in agriculture, and applications of the preparation in weed control are disclosed. The composition has obvious synergistic effects, achieves control of broadleaved weeds and annual grassy weeds, reduces the pesticide using amount, relieves pesticide burden of farmers, reduces pollution to the environment, and has a wide development and popularization prospect.
Description
The application is the divisional application of " compound pesticide composition, preparation and the application that contain picloram or its salt ", and the applying date of original application is on June 28th, 2012, and the application number of original application is 201210223900.3.
Technical field
The present invention relates to a kind of weeding pesticide composition, specifically relate to a kind of compound pesticide composition that contains picloram or its salt, preparation and application.
Background technology
In recent years, due to a large amount of uses of various agricultural chemicals, cause agricultural weed pesticide resistance more and more higher.Weeds are of a great variety, main broad leaved weed kind has Amaranthus retroflexus, humulus grass, black nightshade, Eclipta prostrata, acalypha copperleaf, ivy glorybind, lamb's-quarters, Horseweed Herb, pale persicaria, Siberian cocklebur, piemarker, yellow clever nutgrass flatsedge and artemisia annua etc., the field bindweed of some areas, corn sow thistle, field thistle etc.; Main annual gramineous weed has amur foxtail, wild oat, annual bluegrass, net grass, hard grass, ox chickweed, corn gromwell, rice stubble dish, smartweed, broadcasts ma wormwood artemisia, lady's-grass, green foxtail, barnyard grass, eleusine indica, moleplant seed, india lovegrass etc.Above-mentioned weeds are comparatively serious to murrain.Utilizing during chemical agent prevents and kill off weeds, weed killer herbicide for cauline leaf processing mainly contains tribenuron-methyl, thifensulfuronmethyl, fluroxypyr, Flumetsulam, fenoxaprop, Quizalotop-ethyl, haloxyfop-r-methyl etc., weeds all produce very strong pesticide resistance for these single doses, and general broad leaved weed and annual gramineous weed can not be held concurrently anti-, mu using dosage increases year by year, use cost increases year by year, and peasant's drug cost increases the weight of day by day.
Picloram belongs to pyridines weed killer herbicide, and Main Function is in metabolism of nucleic acid, and makes chloroplast structure and other organelle developmental deformities, and interferencing protein is synthetic, acts on meristematic tissue activity etc., finally causes plant death.Picloram activity is high, not only broad leaved weed is had to good preventive effect, and the woody plant such as shrub, arbor is also had to good preventive effect, is widely used in abroad forestry weeding and goes out filling.Picloram can be absorbed by the root of plant, leaf and conduction in vivo after using, and suppresses plant mitochondria respiration, cause plant corpus epinasty, xylem vessel stops up, that leaf turns is brown, withered, disleave is until death.
This medicine of Flumetsulam belongs to triazolopyrimidine sulfonamides herbicide, is typical inhibitor of acetolactate synthetase.By suppressing the synthetic protein biosynthesis block that makes of branched-chain amino acid, plant stops growing.Longevity of residure length, broad weed-killing spectrum, soil, cauline leaf are processed and all can.Be suitable for the Tanakas such as corn, soybean, wheat, barley, clover, clover prevent and kill off life in 1 year and perennial broadleaf weed as meadow pine (joint bone grass), shepherd's purse, wallflower, pepper grass, broadcast ma wormwood artemisia (wheat wormwood artemisia), knotweed, Veronica (quilt wadding), Siberian cocklebur (old ground), black nightshade (bryony), Amaranthus retroflexus (three-coloured amaranth), lamb's-quarters (grey dish), piemarker (really numb), clearvers (puckery uprooting plants after their edible portions have been harvested), datura etc.Children grassy weed in age is also had to certain inhibitory action.
Pyribenzoxim is selectivity conduction type weed killer herbicide, after its active component is absorbed by plant stem-leaf, conduct to rapidly in vivo tender tissue and root, affect the activity of acetolactate synthestase (ALS), suppress the synthetic of plant branched-chain amino acid, thereby make weeds withered.Be used for preventing and kill off the various grassy weeds such as barnyard grass, large fringe amur foxtail, polygonum flaccidum and broad leaved weed effect distinguished, after this medicament is absorbed by sensitive plant, young shoot and root system stop growing, tender tissue jaundice, and then there is convergence death in whole strain.Required time of whole process is longer, and about 10-15 days is subject to medicine weeds thoroughly dead.
Azoles humulone is a kind of contact killing type selective herbicide, under the condition that has light, in chlcrophyll biosynthesis process, causes the accumulation of poisonous intermediate by suppressing proporphyrinogen oxidase, thereby destroys the cell membrane of weeds, makes blade withered, dead rapidly.Carfentrazoneethyl is absorbed by plant leaf blade in 15 minutes after spray medicine, and it is not drenched with rain and affect.Herbicide speed is fast, be subject to low temperature effect little, medication chance is wide, because azoles humulone has good low temperature resistant and resistance of rainwater washing against effect, can be before the winter temperature drop to medication when very low, also can get the jump on frequently the timely medication in rainy day gap spring in rainfall, and fool proof to succession crop, be the fine herbicide that wheatland is eliminated spring.The drug effect performance of azoles humulone has certain relation with illumination condition, and after dispenser, illumination condition is good, is conducive to drug effect and gives full play to, and the cloudy day is unfavorable for that drug effect normally brings into play.Temperature more than 10 DEG C time herbicide speed fast, 2-3 days take effect, hypothermic phase dispenser herbicide speed can be slack-off.
Benzene azoles humulone is benzoylpyrazole herbicides, after seedling, cauline leaf is processed by root and seedling, leaf absorbs, in plant to top, be transmitted to meristematic tissue to base, suppress p-hydroxyl oxygen phenylacetone acid esters dual oxide enzyme (4-HPPL), suppress plastoquinone and indirectly suppress the biosynthesis of carotenoid, chloroplast is synthetic to be upset with function, due to chlorophyllous oxidative degradation, cause the susceptible weeds albefaction of germinateing, follow growth inhibition, under photosynthesis, its symptom of being injured is like chlorotic necrosis, responsive target weeds are bleached symptom after processing in 2～5d, plant death in 14d.Broad weed-killing spectrum, prevents and kill off that annual weed is effective and the lasting period is long, normally uses crops effect safety.25.2～30.24 grams/ha of consumptions, cauline leaf spraying.
Florasulam is triazolopyrimidine sulfonamides super-high-efficient weed killer herbicide, and florasulam is inner-adsorption conduction-type herbicide, can conduct to weeds complete stool, thereby herbicide is thorough, can not recur.Efficacy stability at low temperatures, even still can ensure to stablize drug effect in the time of 2 DEG C, this point is that other weed killer herbicides are incomparable.Prevent and kill off broad leaved weed for wheat paddock.Import 5% florasulam SC, trade name Pu Ruimai.Florasulam broad weed-killing spectrum, can prevent and kill off most of broad leaved weeds, comprise the difficult anti-weeds such as clearvers (Rubiaceae), corn gromwell (Boraginaceae), and the most difficult wartwort of preventing and kill off (Euphorbiaceae) in wheatland is had to extraordinary inhibitory action.
Flucarbazone is sulfonylurea internal-suction type highy potent herbicide, and the grassy weeds such as wild oat, bromegrass, amur foxtail and multiple broadleaf weed are had to obvious preventive effect.Its import name is called young tiger tiger, is a kind of brand-new compound, and its active ingredient can be absorbed by the root of weeds and cauline leaf, by suppressing the activity of acetolactate synthestase in weeds body, destroys the normal Physiological and Biochemical Metabolism of weeds and brings into play activity of weeding.Young tiger tiger can effectively be prevented and kill off the most of grassy weed of wheat paddock, simultaneously also effective control section broad leaved weed.Young tiger tiger can very fast metabolism in wheat body, and wheat is had to fabulous safety.
Clodinafop-propargyl belongs to fragrant phenoxy phenoxy propionic acid weed killer herbicide, and the biosynthesis that can effectively suppress class ester is the auxiliary quick A hydroxylase inhibitors of acetyl, and this product is degraded to very soon free acid phenyl in soil and pyridine moiety enters soil and mineralizer.Be mainly used in Control Wild oat, amur foxtail, oat, perennial ryegrass, rough stalked blue grass, green foxtail etc., broad leaved weed is had to certain inhibitory action.
The aryloxyphenoxypropanoates class weed killer herbicide of Chemical Engineering Technology research institute of oxazole acyl Cao Anshiyou Korea S exploitation, oxazole acyl grass amine belongs to acetyl-CoA carboxylase (ACCase) inhibitor, can suppress the synthetic of vegetable fatty acid.After medication, in several days, sensitive varieties occurs that blade face moves back greenly, suppresses growth, and some kind occurs withered for 2 weeks after dispenser, even death.Oxazole acyl grass amine can conduct to rapidly whole plant after being absorbed by grass family and part broad leaved weed leaf, is accumulated in plant meristematic tissue, suppresses acetyl-CoA carboxylase in plant corpus, causes fatty acid biosynthesis block to cause blade yellow, finally kills weeds.Effective ingredient need to reach target in plant corpus can bring into play herbicide effect.Solvent and surfactant, by the effect of playing respectively softening blade face wax layer and opening plant stomata, enter in plant corpus effective ingredient and play a role.Can be fabulous prevent and kill off most of annual gramineous weeds and part broad leaved weed, different from these type of weed killer herbicides of great majority, low toxicity, environmentally safe, having miscibilty widely, and be expected to for other crops and Kill weeds, is a very promising weed killer herbicide.
The weed killer herbicides such as Flumetsulam, pyribenzoxim, azoles humulone, benzene azoles humulone, florasulam, flucarbazone, clodinafop-propargyl Huo oxazole acyl grass amine, at the use initial stage, herbicidal effect is all better.But above-mentioned several herbicides, after long-time use, because the mechanism of action is single, weeds can produce stronger pesticide resistance, herbicidal effect variation.And above-mentioned several herbicides is general only to be prevented and kill off for class weeds, if need to be to multiclass weeds, for example, while needing broad leaved weed and annual gramineous weed to be prevented and kill off simultaneously, need to spray two or more weed killer herbicide simultaneously, cause formulation rate larger, what increased the weight of peasant is to bear.
Summary of the invention
The invention provides a kind of compound pesticide composition that contains picloram or its salt, said composition has overcome the deficiency containing single-activity component weed killer herbicide, realize holding concurrently of broad leaved weed and annual gramineous weed anti-, reduce formulation rate simultaneously, alleviated peasant's medication burden and the pollution to environment.
Inventor is by a large amount of biologicall test screenings, find that the one in picloram or its salt and Flumetsulam, pyribenzoxim, azoles humulone, benzene azoles humulone, florasulam, flucarbazone, clodinafop-propargyl Huo oxazole acyl grass amine is composite with certain proportion, broad leaved weed and annual gramineous weed are had to the anti-synergistic effect of holding concurrently.
On the basis of above-mentioned discovery, through composition is carried out to symphyogenetic quantitative analysis, form technical scheme of the present invention:
A kind of compound pesticide composition that contains picloram or its salt, active ingredient comprises component I and component I I, described component I is picloram or its salt, described component I I is Flumetsulam, pyribenzoxim, azoles humulone, benzene azoles humulone, florasulam, flucarbazone, clodinafop-propargyl Huo oxazole acyl grass amine, and the mass ratio of described component I and component I I is 60:1-1:60.
For further reducing costs, described picloram salt is the one in sodium salt, sylvite, ammonium salt, isopropyl amine salt, isopropyl alcohol amine salt, and the amount of described picloram salt is converted into the amount meter of picloram.
In technique scheme, more preferably 30:1-1:30 of the mass ratio of described component I and component I I, wherein, component I I selects the one in Flumetsulam, pyribenzoxim, azoles humulone, benzene azoles humulone, florasulam, while selecting above-mentioned composition, synergistic effect between component I and component I I is more obvious, all better to the preventive effect of broad leaved weed and annual gramineous weed, and cost is lower.In another kind of preferred technical scheme, the mass ratio of described component I and component I I is 20:1-1:20; Described component I I is the one in clodinafop-propargyl, flucarbazone, oxazole acyl grass amine, and the synergistic effect between component I and component I I is also comparatively obvious, and broad leaved weed and annual gramineous weed are all had to the anti-effect of holding concurrently preferably.
The present invention also provides any one preparation of a kind of applicable agricultural use being prepared by above-mentioned composition, above-mentioned preparation can prepare by known method, reasonable preparation is wetting powder, suspending agent, oil-suspending agent, aqueous emulsion or water dispersible granules etc., and in the preparation making, the mass percentage content of active ingredient is 1%-90%.As further preferred technical scheme, in preparation, the mass percentage content of active ingredient is 25%-50%, while selecting the preparation of this content, all better to preventing and kill off of broad leaved weed and annual gramineous weed, and formulation rate is less, and peasant's use cost is lower.
Another kind of preferred technical scheme is: the mass percentage content of described active ingredient is 20%-55%, and wherein component I I is azoles humulone or florasulam, and wherein the mass ratio of component I and component I I is 20:1-1:1.While selecting the pesticidal preparations of this composition, all better to the preventive effect of broad leaved weed and annual gramineous weed, particularly to annual gramineous weed to prevent and kill off synergy operation very obvious, preventive effect is brought up to 90% left and right from 80% original left and right, and the lasting period is long.
Another kind of preferred technical scheme is: the mass percentage content of described active ingredient is 25%-60%, and wherein component I I is Flumetsulam or florasulam, and wherein the mass ratio of component I and component I I is 1:1-1:2.While selecting the pesticidal preparations of this composition, all better to the preventive effect of broad leaved weed and annual gramineous weed, particularly to broad leaved weed to prevent and kill off synergy operation especially obvious, preventive effect is all more than 98%, and the lasting period is long.
Composition of the present invention also needs to add adjuvant in the time being prepared into above-mentioned preparation, described adjuvant comprise solvent, emulsifier, dispersant, wetting agent, antifreezing agent, defoamer, thickener, pH adjusting agent, filler, water, cosolvent, disintegrant etc. and other be of value to active ingredient storage and use in the known substance of stable and drug effect performance, above-mentioned adjuvant is all conventional in pesticidal preparations or allows the composition using, be not particularly limited, concrete composition and consumption require to determine by simple experiment according to formula.
In above-mentioned adjuvant:
Described solvent or cosolvent comprise toluene, dimethylbenzene, methyl alcohol, N, dinethylformamide, one or more in 1-METHYLPYRROLIDONE, cyclohexanone, methyl-sulfoxide, sec-butyl acetate, pungent methyl caprate, aromatic solvent naphtha, methyl oleate and plant wet goods;
Described emulsifier comprises one or more in styrylphenol polyoxyethylene ether or its phosphate, polyoxyethylene nonylphenol ether or its phosphate, fatty alcohol-polyoxyethylene ether or its salt, styryl phenol polyoxyethylene poly-oxygen propylene aether block copolymer, alkyl phenol formaldehyde resin polyoxyethylene ether, special phenethyl fluosite APEO, dibenzyl xenol APEO, castor oil polyoxyethylene ether and calcium dodecyl benzene sulfonate etc.;
Described dispersant comprises one or more in calcium lignosulfonate, naphthalenesulfonate formaldehyde condensation compound, polycarboxylate salt dispersant and dispersing agent MF etc.;
Described wetting agent comprises one or more in lauryl sodium sulfate, alcohol ethoxylate, alkylphenol ethoxylate and naphthalene sulfonate etc.;
Described antifreezing agent comprises one or more in ethylene glycol, propane diols and glycerine etc.;
Described defoamer includes the one in organic siloxane, polyethers etc.;
Described thickener comprises one or more in xanthans, sodium carboxymethylcellulose, aluminium-magnesium silicate, polypyrrole alkane ketone and Sodium Polyacrylate etc.;
Described pH adjusting agent comprises one or more in sodium hydroxide, potassium hydroxide, sodium carbonate, sodium bicarbonate, carbonic hydroammonium, ammoniacal liquor and triethanolamine etc.;
Described filler comprises one or more in precipitated calcium carbonate, kaolin, white carbon, corn starch, attapulgite, bentonite, diatomite and talcum powder etc.;
Described disintegrant comprises: one or more in ammonium sulfate, sodium chloride, calcium chloride, urea and sodium sulphate etc.
When composition of the present invention is made product use, can be that finished product preparation form provides, in composition, each material mixes, and is directly diluted to desired concn when use; Also can select provides with single dose form, before use, directly in bucket or tank, directly mixes, and is then diluted to required concentration.
The present invention also provides the application of above-mentioned composition in farmland weeding, and Herbicidal combinations of the present invention is mainly used in one or more in wheat paddock, Rapeseed Field, corn field or uncultivated area.Especially be mainly that broad leaved weed is main field or broad leaved weed and the double raw field of annual gramineous weed.
Compared with prior art, beneficial effect of the present invention is embodied in:
(1) the present invention adopts the composite use of one in picloram or its salt and Flumetsulam, pyribenzoxim, azoles humulone, benzene azoles humulone, florasulam, flucarbazone, clodinafop-propargyl Huo oxazole acyl grass amine, low toxicity, broad weed-killing spectrum, quick-acting and lasting effect good, and broad leaved weed and annual gramineous weed are had to extremely strong removing activity.
(2) compound pesticide composition that contains picloram or its salt of the present invention, cost is moderate, can prevent and kill off broad leaved weed or broad leaved weed and annual gramineous weed in wheat paddock, Rapeseed Field, corn field or uncultivated area, it is comparatively desirable pesticide species at present, and use simple, safety, environmentally safe.
(3) the concrete formulation of compound pesticide preparation of the present invention can be determined according to enterprise's need of production, has and produces many advantages such as simple, efficient, cost is low, environment compatibility is good.
(4) pesticidal preparations composition of the present invention, compared with existing other herbicidal compositions, can delay drug-fast generation, kills fast broad leaved weed and annual gramineous weed.And improve holding concurrently of important broad leaved weed and annual weed prevented, and to crop safety.
(5) the present invention expands the herbicide spectrum of picloram or its salt, has reduced the mu usage amount of single dose, and herbicidal effect is good.
Embodiment
In order to make object of the present invention, technical scheme and advantage clearer, the present invention describes with following specific embodiment, but the present invention is limited to absolutely not these examples.The following stated is only the good embodiment of the present invention, only for explaining the present invention, can not therefore be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that all any amendments of making within the spirit and principles in the present invention, be equal to alternative and improvement etc., within all should being included in protection scope of the present invention.Therefore, the protection domain of patent application of the present invention should be as the criterion with appended claims.
The combination of active principles of different agricultural chemicals is made to agricultural chemicals, is effectively and the efficiently mode of one of current development novel pesticide.The agricultural chemicals of different cultivars is usually expressed as three kinds of type of action: summation action, synergistic effect and antagonism after mixing.But be specially which kind of effect, unpredictable, only have by lot of experiments and just can know.Compound synergic effect is well filled a prescription, and owing to obviously having improved actual preventive effect, reduce the usage amount of agricultural chemicals, thereby delayed widely the generation of herbicide resistance, be the important means that Comprehensive Preventing removes.
The present composition, taking the one in picloram or its salt and Flumetsulam, pyribenzoxim, azoles humulone, benzene azoles humulone, florasulam, flucarbazone, clodinafop-propargyl Huo oxazole acyl grass amine as active ingredient, combines antagonism broad leaved weed and annual gramineous weed and has obvious synergistic function between them.
When the actual use of Herbicidal combinations of the present invention, generally need to make the pesticidal preparations that is applicable to agricultural use, reasonable formulation is wetting powder, suspending agent, oil-suspending agent, microemulsion, aqueous emulsion or water dispersible granules etc.Describe with specific embodiment below, percentage in all formulas is mass percent, embodiment mainly for unitary agent major part on market can not antagonism broad-leaved assorted and annual gramineous weed hold concurrently anti-or preventive effect is bad and arrange, other anti-weeds of holding concurrently are not taken statistics.The processing technology of the various preparations of the present composition is prior art, can change to some extent according to different situations.Following embodiment does not only limit the present invention for the present invention is described.
Embodiment 1:61% picloram Flumetsulam wetting powder
Active ingredient, various adjuvants etc. are fully mixed in the ratio of formula, after ultra-fine pulverizer disintegrating, obtain 61% picloram Flumetsulam wetting powder.
Flumetsulam in the present embodiment is replaceable is pyribenzoxim, azoles humulone, benzene azoles humulone, florasulam, flucarbazone, clodinafop-propargyl Huo oxazole acyl grass amine, forms new embodiment according to identical method and formula rate.
The 61% picloram Flumetsulam wetting powder that this embodiment 1 prepares is applied to controlling broad leaved weed in wheat field and annual gramineous weed.61% picloram Flumetsulam wetting powder, by 5000 times of thin up sprayings, is respectively more than 96.3% and 93.4% the integrated control effect of broad leaved weed and annual gramineous weed for after medicine 15 days.240g/L picloram aqua by 5000 times of uses that use the same method, to the integrated control effect of broad leaved weed and annual gramineous weed is respectively 92.3%, 78.5% and 94.2%, 87.6% in after medicine 15 days by 3000 times and 80% Flumetsulam water dispersible granules.Picloram and Flumetsulam are composite rear obvious to annual gramineous weed synergy operation, also better to the preventive effect of broad leaved weed.
Embodiment 2:31% picloram pyribenzoxim suspending agent
Each components such as active ingredient, dispersant, wetting agent, antifreeze, thickener, defoamer and water are mixed in the ratio of formula, grind and obtain 31% picloram pyribenzoxim suspending agent through sand mill.
Pyribenzoxim in the present embodiment is replaceable is Flumetsulam, azoles humulone, benzene azoles humulone, florasulam, flucarbazone, clodinafop-propargyl Huo oxazole acyl grass amine, forms new embodiment according to identical condition and formula rate.
The 31% picloram pyribenzoxim suspending agent that this embodiment 2 prepares is applied to prevents and kill off corn field broad leaved weed and annual gramineous weed.31% picloram pyribenzoxim suspending agent, by 3000 times of thin up sprayings, is respectively to 97.5% and 95.1% to the integrated control effect of broad leaved weed and annual gramineous weed in after medicine 15 days.240g/L picloram aqua is pressed 1000 times by 3000 times and 5% pyribenzoxim missible oil, and the use that uses the same method, is respectively 91.6%, 80.2% and 92.1%, 85.5% to broad leaved weed and annual gramineous weed preventive effect in after medicine 15 days.The composite rear synergistic effect of picloram and pyribenzoxim is obvious, and, quick-acting anti-to holding concurrently of broad leaved weed and annual gramineous weed and lasting effect are significantly better than single dose.
Embodiment 3:21% picloram azoles humulone aqueous emulsion
Active ingredient, cosolvent, emulsifier are added together and stir into even oil phase; Antifreezing agent, pH adjusting agent and water are mixed and makes water; Under high-speed shearing machine is sheared, oil phase is mixed with water, make 21% picloram azoles humulone aqueous emulsion.
Azoles humulone in the present embodiment 3 is substitutable for Flumetsulam, pyribenzoxim, benzene azoles humulone, florasulam, flucarbazone, clodinafop-propargyl Huo oxazole acyl grass amine, forms new embodiment according to identical condition and formula rate.
The 21% picloram azoles humulone aqueous emulsion that this embodiment 3 prepares is applied to Controlling Weeds in Rape Fields field broad leaved weed and annual gramineous weed test.By 21% picloram azoles humulone aqueous emulsion, by 3000 times of thin up sprayings, after medicine, the integrated control effect to broad leaved weed and annual gramineous weed of 15 days is respectively 97.2% and 90.5%.240g/L picloram aqua, uses with same method by 5000 times by 3000 times and 40% azoles humulone water dispersible granules, and after medicine, 15 days preventive effects to broad leaved weed and annual gramineous weed are imitated and are respectively 91.7%, 79.8% and 92.1%, 71.5%.The composite rear synergistic effect of picloram and azoles humulone is obvious, to being better than single dose taking broad leaved weed as main Rapeseed Field preventive effect, and has synergistic effect particularly evident to annual gramineous weed.
Embodiment 4:30% picloram benzene azoles humulone water dispersible granules
The adjuvants such as active ingredient, disintegrant, pH adjusting agent, filler are mixed, pulverize through micro jet, then adding the granulation on comminutor of appropriate water, the dry 30% picloram benzene azoles humulone water dispersible granules forming in drying box.
Benzene azoles humulone in the present embodiment is substitutable for Flumetsulam, pyribenzoxim, azoles humulone, florasulam, flucarbazone, clodinafop-propargyl Huo oxazole acyl grass amine, forms new embodiment according to identical condition and formula rate.
The 30% picloram benzene azoles humulone water dispersible granules that this embodiment 4 prepares is applied to prevents and kill off uncultivated area broad leaved weed and annual gramineous weed.By 3000 times of thin up sprayings of 30% picloram benzene azoles humulone water dispersible granules, the integrated control effect of broad leaved weed and annual gramineous weed was respectively to 98.5% and 95.4% in after medicine 15 days.240g/L picloram aqua by 3000 times, with same method use, is respectively 91.8%, 80.5% and 91.5%, 88.4% to broad leaved weed and annual gramineous weed preventive effect in after medicine 15 days by 3000 times and 30% benzene azoles humulone suspending agent.The composite rear synergistic effect of picloram and benzene azoles humulone is obvious, and hold concurrently anti-, quick-acting and lasting effect of broad leaved weed and annual gramineous weed is obviously better than to single dose.
Embodiment 5:51.8% picloram ammonium salt florasulam water dispersible granules
The adjuvants such as active ingredient, disintegrant, filler are mixed, pulverize through micro jet, then adding the granulation on comminutor of appropriate water, the dry 51.8% picloram ammonium salt florasulam water dispersible granules forming in drying box.
Florasulam in the present embodiment is substitutable for Flumetsulam, pyribenzoxim, azoles humulone, benzene azoles humulone, flucarbazone, clodinafop-propargyl Huo oxazole acyl grass amine, forms new embodiment according to identical condition and formula rate.
The 51.8% picloram ammonium salt florasulam water dispersible granules that this embodiment 5 prepares is applied to controlling broad leaved weed in wheat field and annual gramineous weed.By 5000 times of thin up sprayings of 51.8% picloram ammonium salt florasulam water dispersible granules, the integrated control effect of broad leaved weed and annual gramineous weed was respectively to 98.8% and 93.2% in after medicine 15 days.240g/L picloram aqua by 1000 times, with same method use, is respectively 93.2%, 81.4% and 90.1%, 76.5% to the integrated control effect of broad leaved weed and annual gramineous weed in after medicine 15 days by 3000 times and 5% florasulam suspending agent.The composite rear synergistic effect of picloram ammonium salt and florasulam is obvious, and broad leaved weed preventive effect is increased and expand herbicide spectrum, has synergistic effect particularly outstanding to annual gramineous weed.
Embodiment 6:25% picloram flucarbazone microemulsion
Flucarbazone, emulsifier, cosolvent are stirred into oil phase, and picloram, antifreeze, pH adjusting agent and water are stirred into water, and oil phase is added to and in water, stirs transparently, obtain 25% picloram flucarbazone microemulsion.
Flucarbazone in the present embodiment is substitutable for Flumetsulam, pyribenzoxim, azoles humulone, benzene azoles humulone, florasulam, clodinafop-propargyl Huo oxazole acyl grass amine forms new embodiment according to identical condition and formula rate.
The 25% picloram flucarbazone microemulsion that this embodiment 6 prepares is applied to controlling broad leaved weed in wheat field and annual gramineous weed.25% 4000 times of picloram flucarbazone microemulsions thin up spraying, is respectively 98.5% and 96.3% to the integrated control effect of broad leaved weed and annual gramineous weed in after medicine 15 days.240g/L picloram aqua is pressed 3000 times by 3000 times and 70% flucarbazone water dispersible granules, with same method use, the integrated control effect of wheat paddock broad leaved weed and annual gramineous weed was respectively to 92.4%, 80.5% and 91.2%, 89.7% in after medicine 15 days.The composite rear synergistic effect of picloram and flucarbazone is obvious, the preventive effect to wheat paddock broad leaved weed and annual gramineous weed, the quick-acting single dose that is all obviously better than, and other weeds of wheatland are had to good preventive effect.
Embodiment 7:40% An chloropyridine Suan oxazole acyl grass amine oil-suspending agent
Active component, various adjuvants etc. are fully mixed in the ratio of formula, pass through sand mill sand milling, stir, obtain 40% An chloropyridine Suan oxazole acyl grass amine oil-suspending agent.
The present embodiment Zhong oxazole acyl grass amine is replaceable is Flumetsulam, pyribenzoxim, azoles humulone, benzene azoles humulone, florasulam, flucarbazone or clodinafop-propargyl, forms new embodiment according to identical condition and formula rate.
The 40% An chloropyridine Suan oxazole acyl grass amine oil-suspending agent that this embodiment 7 prepares is applied to prevents and kill off corn field broad leaved weed and annual gramineous weed.40% ammonia chloropyridine acid oxazole acyl grass amine oil-suspending agent, by 5000 times of thin up sprayings, is respectively to 98.6% and 97.4% to the integrated control effect of broad leaved weed and annual gramineous weed in after medicine 15 days.240g/L picloram aqua is pressed 2500 times by 3000 times and 10% oxazole acyl grass amine missible oil, and the use that uses the same method, is respectively 91.7%, 79.6% and 84.5%, 94.3% to the integrated control effect of broad leaved weed and annual gramineous weed in after medicine 15 days.Picloram, Yu the composite rear synergistic effect of oxazole acyl grass amine is obvious, is that main corn field has the double advantages such as herbicide spectrum of preventing, expand to broad leaved weed and annual gramineous weed.
Embodiment 8:31.2% picloram sylvite clodinafop-propargyl wetting powder
The adjuvants such as active ingredient, auxiliary agent, filler are mixed, pulverize through micro jet, obtain 31.2% picloram sylvite clodinafop-propargyl wetting powder.
Clodinafop-propargyl in the present embodiment is replaceable is Flumetsulam, pyribenzoxim, azoles humulone, benzene azoles humulone, florasulam, flucarbazone Huo oxazole acyl grass amine, forms new embodiment according to identical condition and formula rate.
The 31.2% picloram sylvite clodinafop-propargyl wetting powder that this embodiment 8 prepares is applied to controlling broad leaved weed in wheat field and annual gramineous weed.31.2% picloram sylvite clodinafop-propargyl wetting powder, by 4000 times of thin up sprayings, is respectively to 96.5% and 98.7% to the integrated control effect of broad leaved weed and annual gramineous weed in after medicine 15 days.240g/L picloram aqua is pressed 2000 times by 3000 times and 15% clodinafop-propargyl wetting powder, the use that uses the same method, is respectively 92.2%, 81.4% and 78.5%, 94.3% to the integrated control effect of broad leaved weed and annual gramineous weed in after medicine 15 days.The composite rear synergistic effect of picloram sylvite and clodinafop-propargyl is obvious, and broad leaved weed and annual gramineous weed are held concurrently to anti-, quick-acting and lasting effect significantly better than single dose.
Embodiment 9:60% picloram Flumetsulam water dispersible granules
The adjuvants such as active ingredient, disintegrant, auxiliary agent, pH adjusting agent, filler are mixed; pulverize through micro jet; then adding the granulation on comminutor of appropriate water, the dry 60% picloram Flumetsulam water dispersible granules forming in drying box.
Flumetsulam in the present embodiment is substitutable for Flumetsulam, pyribenzoxim, azoles humulone, benzene azoles humulone, florasulam, flucarbazone, clodinafop-propargyl Huo oxazole acyl grass amine, forms new embodiment according to identical condition and formula rate.
The 60% picloram Flumetsulam water dispersible granules that this embodiment 9 prepares is applied to prevents and kill off uncultivated area broad leaved weed and annual gramineous weed.By 5000 times of thin up sprayings of 60% picloram Flumetsulam water dispersible granules, the comprehensive preventive effect of broad leaved weed and annual gramineous weed was respectively to 99.1% and 94.2% in after medicine 15 days.240g/L picloram aqua by 5000 times, with same method use, is respectively 91.8%, 80.2% and 92.5%, 88.4% to the integrated control effect of broad leaved weed and annual gramineous weed in after medicine 15 days by 3000 times and 80% Flumetsulam.The composite rear synergistic effect of picloram and Flumetsulam is obvious, and the preventive effect of uncultivated area broad leaved weed and annual gramineous weed is obviously better than single dose.
The auxiliary agent that in above embodiment, we use all refers in the situation that there is no specified otherwise: styrylphenol polyoxyethylene ether (agriculture breast 600 series) or its phosphate (agriculture breast 600P), polyoxyethylene nonylphenol ether (agriculture breast NP series) or its phosphate (agriculture breast NP-XP), fatty alcohol-polyoxyethylene ether (AEO series) or its salt (AES), styryl phenol polyoxyethylene poly-oxygen propylene aether block copolymer (agriculture breast 33, 34), alkyl phenol formaldehyde resin polyoxyethylene ether (Nongru-700), castor oil polyoxyethylene ether (agriculture breast BY series), calcium dodecyl benzene sulfonate (agriculture breast 500), naphthalenesulfonate formaldehyde condensation compound (dispersant NNO), dispersing agent MF (dispersing agent MF), polycarboxylate salt dispersant's (dispersant 2700, T36), lauryl sodium sulfate (K12), alcohol ethoxylate (AEO-40), alkylphenol ethoxylate (TX-10), naphthalene sulfonate (Nekal BX), above produce market is all on sale in a large number.
Claims (10)
1. a compound pesticide composition that contains azoles humulone and picloram or its salt, it is characterized in that, active ingredient comprises component I and component I I, described component I is picloram or its salt, described component I I is azoles humulone, the mass ratio of described component I and component I I is 60:1-1:60, and wherein, the amount of picloram salt is converted into the amount meter of picloram.
2. the compound pesticide composition that contains azoles humulone and picloram or its salt according to claim 1, is characterized in that, described picloram salt is the one in sodium salt, sylvite, ammonium salt, isopropyl amine salt, isopropyl alcohol amine salt.
3. the compound pesticide composition that contains azoles humulone and picloram or its salt according to claim 1, is characterized in that, the mass ratio of described component I and component I I is 30:1-1:30.
4. the compound pesticide composition that contains azoles humulone and picloram or its salt according to claim 1, is characterized in that, the mass ratio of described component I and component I I is 20:1-1:20.
5. a pesticidal preparations for applicable agricultural use, is characterized in that, is made by the compound pesticide composition that contains azoles humulone and picloram or its salt of the arbitrary claim of claim 1-4.
6. the pesticidal preparations of applicable agricultural use according to claim 5, is characterized in that, in described preparation, the mass percentage content of active ingredient is 1%-90%.
7. the pesticidal preparations of applicable agricultural use according to claim 6, is characterized in that, in described preparation, the mass percentage content of active ingredient is 25%-50%.
8. the pesticidal preparations of applicable agricultural use according to claim 5, is characterized in that, in described preparation, the mass percentage content of active ingredient is 20%-55%, and wherein the mass ratio of component I and component I I is 20:1-1:1.
9. the pesticidal preparations of applicable agricultural use according to claim 5, is characterized in that, in described preparation, the mass percentage content of active ingredient is 25%-60%, and wherein the mass ratio of component I and component I I is 1:1-1:2.
10. the application of agricultural chemicals on management of weeds, is characterized in that, described agricultural chemicals is made by the compound pesticide composition that contains azoles humulone and picloram or its salt of the arbitrary claim of claim 1-4.
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