CN102017962B - Weedicide composition containing topramezone and eluthiacet-methyl - Google Patents
Weedicide composition containing topramezone and eluthiacet-methyl Download PDFInfo
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- CN102017962B CN102017962B CN 201010587302 CN201010587302A CN102017962B CN 102017962 B CN102017962 B CN 102017962B CN 201010587302 CN201010587302 CN 201010587302 CN 201010587302 A CN201010587302 A CN 201010587302A CN 102017962 B CN102017962 B CN 102017962B
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Abstract
The invention discloses a weedicide composition for preventing and removing weeds in cornfield, particularly a weedicide for preventing and removing grassy weeds and broadleaf weeds in cornfield, which is a binary weedicide mixture composed of topramezone and eluthiacet-methyl as active components. The weight ratio of topramezone to eluthiacet-methyl in the composition is (16:1)-(1:8), preferably(8:1)-(1:2). The weedicide composition can be prepared into water-dispersion granulas, wettable powder, suspending agents, dispersible oil suspending agents, missible oil and microemulsion. The weedicide composition is used for preventing and removing weeds in cornfield, contains reasonable components, is superior to the activities of each single component applied independently in the aspect of prevention effect, widens the weed control spectrum, lowers the cost for preventing and removing weeds, slow down the generation of weed resistance, is safe for crops and conforms to the safety requirements for pesticide preparations.
Description
Technical field
The present invention relates to a kind of Herbicidal combinations that contains benzene azoles humulone and fluthiacet, be specifically related to a kind of weed killer herbicide for the control of maize weeds in field, it is the binary Herbicidal combinations that active ingredient is formed by benzene azoles humulone and fluthiacet.
Background technology
In year surplus in the of nearest 20, the continuous development of weed killer herbicide kind has driven the constantly perfect of corn field chemical weed control technology, but traditional weed killer herbicide kind is still the main body that corn field herbicide uses.Be that the development of transgenosis herbicide-resistant corn will promote the use of steriland herbicide when target becomes novel herbicide exploitation focus gradually with the former oxidase of former purine (Protox) with to hydroxyphenyl pyruvic acid dioxygenase (HPPD).At present, China's corn field herbicide kind only has atrazine, first grass piperazine, alachlor, Acetochlor, isopropyl methoxalamine, propisochlor, thifensulfuronmethyl, nicosulfuron, trefanocide, 2, kind surplus the 4-D etc. 10, wherein long residual effect weed killer herbicide atrazine consumption is excessive, exists huge hidden danger.China's corn field herbicide is badly in need of the short residual effect kind of development and cauline leaf inorganic agent, improve flexibility and the selectivity of cornfield weeding, suitably introducing on the basis of novel herbicide kind, exploitation is used for the weed killer herbicide mix preparation of corn field and improves operation technique emphatically, environmentally friendly herbicide synergist and safener that development and application adapt with it improve the weed killer herbicide formulation.
The English common name fluthiacet-methyl of fluthiacet, molecular formula C
15H
15ClFN
3O
3S
2, chemical name [[the 2-chloro-4-fluoro-5-[(tetrahydrochysene-inferior pyridazine of 3-oxo-1H-3H-(1,3,4) thiadiazoles [3,4a]-1-yl) amino] phenyl] sulphur] methyl acetate.Corn, soybean Tian Miaohou weed killer herbicide that system is developed by Japanese combinatorial chemistry company, be cauline leaf inorganic agent behind the tagging property seedling, the effect that can prevent and kill off broad leaved weeds such as corn field piemarker, lamb's-quarters, smartweed can reach 90%, the preventive effect of broad leaved weeds such as dayflower is had only 50%, grassy weed is not prevented and kill off effect.In 2～6 leaf phases of corn, 2～5 leaf phases of weeds use, and can effectively prevent and kill off weeds in field, and are all about 90%, and good to crop safety to the preventive effects of various weeds, are more satisfactory mixture prescriptions.With the kind of preventing and kill off broad leaved weed in the weed killer herbicide, but it is only effective to broad leaved weed as present corn field for fluthiacet, and invalid to grassy weed, the use cost height limits its large tracts of land and promotes the use of.
The English common name topramezone of benzene azoles humulone, chemical name [3-(4,5-dihydro-3-isoxazolyl)-4-sulfonyloxy methyl-2-methylbenzene] 5-hydroxyl-1-methyl isophthalic acid H-pyrazoles-4-yl) ketone.Cauline leaf was handled weed killer herbicide after benzene azoles humulone belonged to the three ketones seedling, absorb by root and seedling, leaf, in plant Xiang Ding, be transmitted to meristematic tissue to base, suppress 4-HPPD, carotenoid, chlorophyllous biosynthesis are suppressed and function upsets, the susceptible weeds that causes germinateing is bleached symptom in 2-5 days in locating, plant death in 14 days.The anti-BAS670 011 of corn is based on weed killer herbicide target enzyme susceptibility lower, absorb, conduction slowly, metabolism is non-activity thing and tool selectivity rapidly.High activity, consumption are extremely low, use wide, flexible, broad weed-killing spectrum of optimum period behind the seedling, prevent and kill off annual warm season grassy weed and broad leaved weed.Be used for preventing and kill off the corn field annual weed, preventive effect is good, but has independent use cost height, is unfavorable for large scale application.
In actual use, fluthiacet can reach 90% to the effect of broad leaved weeds such as the piemarker of corn field, lamb's-quarters, smartweed, but not satisfactory to part broad leaved weed preventive effect, and invalid to grassy weed; Benzene azoles humulone has preventive effect preferably as a kind of sulfonylurea corn field herbicide to part broad leaved weed, grassy weed, but invalid to the part broad leaved weed.Therefore, fluthiacet and benzene azoles humulone rationally are mixed, thirst for having remarkable synergy, corn field grass family and broad leaved weed are prevented and kill off in expansion control of weeds spectrum, a dispenser, reduce spraying times, to corn safety, reduce the control cost.
Summary of the invention
The object of the present invention is to provide a kind of component reasonable, herbicidal spectrum is wide, and preventive effect is good, and drug cost is low, the herbicidal composition that contains benzene azoles humulone and fluthiacet that is difficult for developing immunity to drugs.
Another object of the present invention is to provide above-mentioned composition to be used for preventing and kill off the purposes of grassy weed and broad leaved weed between corn field.
In order to overcome the defective of existing unitary agent, technical scheme of the present invention is to solve like this:
The present invention contains active component benzene azoles humulone and fluthiacet, and wherein the two weight ratio of benzene azoles humulone and fluthiacet is (16:1) ~ (1:8), preferably (8:1) ~ (1:2).The cumulant of benzene azoles humulone and fluthiacet (total content) is 1%～80% of described composition total weight, is preferably 5%～40%.
According to method known in those skilled in the art, the present invention can be mixed with agricultural and go up any formulation that allows when containing the herbicidal composition practical application of benzene azoles humulone and fluthiacet, but preparation formulation is water dispersible granules, wetting powder, suspending agent dispersed oil suspending agent, missible oil or microemulsion.
For water dispersible granules, those skilled in the art are familiar with the corresponding auxiliary agent of use and finish the present invention very much.Dispersant is selected from polycarboxylate, lignosulfonates, alkylnaphthalene sulfonate, alkylphenol polyoxyethylene, EO/PO block polyether; Wetting agent is selected from alkyl sulfate, alkylsulfonate, naphthalene sulfonate, sodium lignin sulfonate, fatty alcohol-polyoxyethylene ether, alkylphenol polyoxyethylene; Disintegrant is selected from ammonium sulfate, sodium sulphate, sodium chloride, ammonium chloride, urea, sucrose, glucose, carboxymethyl cellulose, soluble starch, polyvinylpyrrolidone; Binding agent is selected from polyvinyl alcohol, soluble starch, dextrin, xanthans, carboxymethyl (ethyl) cellulose family; Filler is selected from diatomite, kaolin, white carbon, precipitated calcium carbonate, talcum powder, attapulgite, potter's clay.
To wetting powder, spendable auxiliary agent has: dispersant is selected from polycarboxylate, lignosulfonates, alkylnaphthalene sulfonate; Wetting agent is selected from alkyl sulfate, alkylsulfonate, naphthalene sulfonate; Filler is selected from ammonium sulfate, urea, sucrose, glucose, diatomite, kaolin, white carbon, precipitated calcium carbonate, talcum powder, attapulgite, potter's clay.
To suspending agent, spendable auxiliary agent has: dispersant is selected from polycarboxylate, lignosulfonates, alkylnaphthalene sulfonate, TERSPERSE 2425(U.S. Huntsman Corporation product, alkyl naphthalene sulfonic acid salt); The sorbitan monostearate APEO), agricultural newborn 1601#(common name sorbitan monostearate), emulsifier T-60(common name alkyl phenol formaldehyde resin polyoxyethylene ether), farming breast 2201, this dish-60#(common name emulsifier is selected from Nongru-700 #(common name:::: phenethyl phenol polyoxyethylene poly-oxygen propylene aether), TERSPERSE 4894(U.S. Huntsman Corporation produces); Wetting agent is selected from alkylphenol-polyethenoxy base ether formaldehyde condensation products sulphate, alkylphenol-polyethenoxy base ether phosphate, phenethyl phenol polyethenoxy base ether phosphate, alkyl sulfate, alkylsulfonate, naphthalene sulfonate, TERSPERSE 2500(U.S. Huntsman Corporation product); Thickener is selected from xanthans, polyvinyl alcohol, bentonite, aluminium-magnesium silicate; Preservative is selected from formaldehyde, benzoic acid, Sodium Benzoate; Defoamer such as organic silicon defoamer; Antifreezing agent is selected from ethylene glycol, propane diols, glycerine, urea, inorganic salts (as sodium chloride).
But to the dispersed oil suspending agent, spendable auxiliary agent has: dispersant is selected from polycarboxylate, lignosulfonates, alkylnaphthalene sulfonate (dispersing agent NNO), TERSPERSE 2425; Emulsifier is selected from the BY(castor oil polyoxyethylene ether) serial emulsifier (BY-110, BY-125, BY-140), Nongru-700 #, agricultural newborn 2201#, this dish-60#, Tween-60 #(common name: the sorbitan monostearate APEO), agricultural newborn 1601#, TERSPERSE 4894; Wetting agent is selected from alkylphenol-polyethenoxy base ether formaldehyde condensation products sulphate, alkylphenol polyoxyethylene phosphate, phenethyl phenol polyethenoxy base ether phosphate, alkyl sulfate, alkylsulfonate, naphthalene sulfonate, TERSPERSE 2500; Thickener is selected from white carbon, polyvinyl alcohol, bentonite, aluminium-magnesium silicate; Antifreezing agent is selected from ethylene glycol, propane diols, glycerine, urea, inorganic salts (as sodium chloride); Stabilizing agent is selected from epoxidized soybean oil, epoxychloropropane, triphenyl phosphate; Dispersion medium is selected from soybean oil, rapeseed oil, corn oil, methyl oleate, diesel oil, machine oil, mineral oil.
Octyl phenol polyoxy ethene (10) ether), agricultural newborn 1601#, agricultural newborn 600#, agricultural newborn 400# for missible oil, spendable auxiliary agent has: emulsifier is selected from calcium dodecyl benzene sulfonate (agricultural newborn 500#), Nongru-700 #, agricultural newborn 2201#, this dish-60#, emulsifier T-60, TX-10(common name:; Solvent is selected from dimethylbenzene, solvent naphtha (S-150, S-180, S-200), toluene, methyl alcohol, dimethyl formamide, dimethyl sulfoxide (DMSO), N-methyl pyrrolidone, cyclohexanone, acetone, diesel oil, methyl oleate; Stabilizing agent is selected from triphenyl phosphite, epoxychloropropane, aceticanhydride.
To microemulsion, spendable auxiliary agent has: emulsifier is selected from calcium dodecyl benzene sulfonate (agricultural newborn 500#), Nongru-700 #, agricultural newborn 2201#, this dish-60#, Tween-60 #, TX-10, farming breast 1601, agricultural newborn 600#, agricultural newborn 400#; Assistant for emulsifying agent is selected from methyl alcohol, isopropyl alcohol, n-butanol, ethanol; Solvent is selected from cyclohexanone, N-methyl pyrrolidone, dimethylbenzene, toluene, solvent naphtha (trade mark: S-150, S-180, S-200); Stabilizing agent is selected from triphenyl phosphite, epoxychloropropane.
Component of the present invention is reasonable, the activity that preventive effect is better than each component when using separately, has synergistic effect, corn field grass family and broad leaved weed are prevented and kill off in expansion control of weeds spectrum, a dispenser, reduce spraying times, reduce the control cost, slow down the generation of weeds resistance, good to crop safety, meet the security requirement of pesticidal preparations.The present invention has preventive effect preferably to grassy weed between corn field and broad leaved weed.
Embodiment
In order to prevent and treat corn field broad leaved weed and the grassy weed in the agricultural production, the inventor has carried out Toxicity Determination research with benzene azoles humulone and two kinds of compositions of fluthiacet, concrete grammar is: the indoor pot method is carried out cauline leaf and is handled test reference " agricultural chemicals indoor bioassay test rule weed killer herbicide the 4th part ".
1.1 reagent agent
The former medicine of 90% fluthiacet;
The former medicine of 95% benzene azoles humulone.
1.2 for the examination weeds
Amaranthus retroflexus
Amaranthus retroflexus(broad leaved weed)
Chenopodium glaucum linn
Chenopodium glaucum(broad leaved weed)
Field bindweed
Convolvulus arvensis(broad leaved weed)
Lady's-grass
Digitaria sanguinalis(grassy weed)
Eleusine indica
Eleusineindica indica(grassy weed)
1.3 experimental scheme
A processing is established in this test altogether, wherein benzene azoles humulone is established 6 dosage processing of 1,2,4,8,16,32 μ g/ml, fluthiacet is established 6 dosage of 0.25,0.5,1,2,4,8 μ g/ml and is handled, benzene azoles humulone+fluthiacet the two use with set up 1+0.25,2+0.25,4+0.25,8+0.25,16+0.25,32+0.25,1+0.25,1+0.5,1+1,1+2 separately, 11 dosage ratios of 1+4,1+8 μ g/ml are handled, other establishes 1 clear water contrast, amount to 24 processing, repeat four times.
1.4 test method
Medicament adopts now with the current, after former medicine adopts dmso solution, adds the Tween 80 emulsifier, prepares 10% mother liquor.According to the medicament characteristic, 6 dosage from high to low are set.
Potted plant cultivation is adopted in the cultivation of target weeds, with 11 * 12cm plastic basin, will not use air-dry, the back dress basin that sieves of the soil of adopting back in the corn field of weed killer herbicide, quantitative 4/5 place of dry ground in the basin, soil pH value 7.0, the content of organic matter 1.2%.Adopt basin alms bowl bottom infiltrating irrigation mode, make soil moistening fully.Amaranthus retroflexus, chenopodium glaucum linn, field bindweed, lady's-grass, the eleusine indica seed that last year, gathered in the field are soaked each about 60 even program request of back at soil surface, blinding 0.5cm-1 centimetre is placed on conventional cultivation the in the greenhouse, infiltrating irrigation mode moisturizing bottom the basin alms bowl in the incubation is to keep ground moistening.Treat that after weeds emerge every basin number of weeds being decided strain is 50 strains, put during the phase at weeds 3-5 leaf and spray medicine (ASS-1 type pesticide spraying system, DG8003 shower nozzle, atomisation pressure 2.75MPA, spouting liquid 30kg/ mu) in the spray tower, continue after the dispenser to place to cultivate in the greenhouse and observe.
1.5 weeds investigation and analytical method
Periodical visual inspection is observed growth conditions, poisoning symptom and the poisoning degree of weeds after the dispenser, the record symptom of chemical damage, behind the medicine 14 days with the careless number of work in each basin alms bowl of ocular estimate investigation records, adopt formula (1) to calculate the theoretical strain preventive effect of actual strain preventive effect E E0, with Gowing method check, estimate the two and use synergy type to weeds with.
In the formula:
X---the weeds preventive effect when weed killer herbicide A consumption is P
Y---the weeds preventive effect when weed killer herbicide B consumption is Q
Actual preventive effect after E---weed killer herbicide A and weed killer herbicide B use with in proportion.
E-E
0＞10% is synergistic effect; E-E0＜10% is antagonism; The E-E0 value is summation action between ± 10%.
Table 1 benzene azoles humulone and fluthiacet and mixture thereof are to the careless effect of killing of Amaranthus retroflexus
As can be seen from Table 1: benzene azoles humulone and fluthiacet are all relatively good to the preventive effect of Amaranthus retroflexus, are the susceptible weeds of medicament, along with the increase of the two consumption, to the also corresponding raising of preventive effect of Amaranthus retroflexus.And when the two ratio is between 16:1～1:8, use with the back to the difference of the actual preventive effect of Amaranthus retroflexus and theoretical preventive effect greater than 10%, preventive effect is synergistic effect.
Table 2 benzene azoles humulone and fluthiacet and mixture thereof are to the careless effect of killing of chenopodium glaucum linn
As can be seen from Table 2: benzene azoles humulone and fluthiacet are all relatively good to the preventive effect of chenopodium glaucum linn, are the susceptible weeds of medicament, along with the increase of the two consumption, to the also corresponding raising of preventive effect of chenopodium glaucum linn.And when the two ratio is between 16:1～1:8, use with the back to the difference of the actual preventive effect of chenopodium glaucum linn and theoretical preventive effect all greater than 10%, preventive effect is synergistic effect.
Table 3 benzene azoles humulone and fluthiacet and mixture thereof are to the careless effect of killing of field bindweed
As can be seen from Table 3: benzene azoles humulone and fluthiacet are all relatively good to the preventive effect of field bindweed, are the susceptible weeds of medicament, along with the increase of the two consumption, to the also corresponding raising of preventive effect of field bindweed.And when the two ratio is between 32:1～1:8, use with the back to the difference of the actual preventive effect of field bindweed and theoretical preventive effect greater than 10%, preventive effect is synergistic effect.
Table 4 benzene azoles humulone and fluthiacet and mixture thereof are to the careless effect of killing of lady's-grass
As can be seen from Table 4: benzene azoles humulone is relatively good to the preventive effect of lady's-grass, is the susceptible weeds of medicament, along with the increase of its consumption, to the also corresponding raising of preventive effect of lady's-grass; Two fluthiacets are not very desirable to the effect of lady's-grass.When the two ratio is between 32:1～1:8, use with the back to the difference of the actual preventive effect of lady's-grass and theoretical preventive effect greater than 10%, preventive effect is synergistic effect.
Table 5 benzene azoles humulone and fluthiacet and mixture thereof are to the careless effect of killing of eleusine indica
As can be seen from Table 5: benzene azoles humulone is relatively good to the preventive effect of eleusine indica, is the susceptible weeds of medicament, along with the increase of its consumption, to the also corresponding raising of preventive effect of eleusine indica; Two fluthiacets are not very desirable to the effect of eleusine indica.When the two ratio is between 32:1～1:8, use with the back to the difference of the actual preventive effect of eleusine indica and theoretical preventive effect greater than 10%, preventive effect is synergistic effect.
Be described further below in conjunction with the content of the present invention of embodiment.
FORMULATION EXAMPLE 1
Take by weighing 40% benzene azoles humulone, 40% fluthiacet, 3% TERSPERSE 2700(polycarboxylate, U.S. Huntsman Corporation produces), 2% dispersing agent NNO (alkylnaphthalene sulfonate formaldehyde condensation products), 1% Nekal BX (nekal), 1%K-12(lauryl sodium sulfate), 3% soluble starch, 3% glucose, kaolin add to 100% weight portion.The method of the frequent regulation of above-mentioned raw materials water intaking dispersible granule is namely mixed, 80% benzene azoles humulone fluthiacet water dispersible granules is produced in the pulverizing of ultra micro air-flow, mixing, granulation step.
The part by weight of benzene azoles humulone and fluthiacet can change between 16:1～1:8 in the present embodiment, and both total weight items still are 80%, form new embodiment.
FORMULATION EXAMPLE 2
Take by weighing 8% benzene azoles humulone, 64% fluthiacet, TERSPERSE 2425,4% sodium lignin sulfonate, 1% Nekal BX, 3% carboxymethyl cellulose, 3% urea, diatomite and add to 100% weight portion.The preparation method of the frequent regulation water intaking of above-mentioned raw materials dispersible granule produces 72% benzene azoles humulone fluthiacet water dispersible granules.
The part by weight of benzene azoles humulone and fluthiacet can change between 16:1～1:8 in the present embodiment, and both total weight items still are 72%, form new embodiment.
FORMULATION EXAMPLE 3
Take by weighing 32% benzene azoles humulone, 8% fluthiacet, 4% TERSPERSE 2700,1% Nekal BX, 1%K-12,0.8% dextrin, 5% ammonium sulfate, attapulgite and add to 100% weight portion.The method of the frequent regulation of above-mentioned raw materials water intaking dispersible granule is namely mixed, 40% benzene azoles humulone fluthiacet water dispersible granules is produced in the pulverizing of ultra micro air-flow, mixing, granulation step.
The part by weight of benzene azoles humulone and fluthiacet can change between 16:1～1:8 in the present embodiment, and both total weight items still are 40%, form new embodiment.
FORMULATION EXAMPLE 4
Take by weighing 40% benzene azoles humulone, 10% fluthiacet, 4% Morwet D-425(alkylnaphthalene sulfonate, Akzo Nobel N.V. produces), 3% dispersing agent NNO, 2% Nekal BX, 2%K-12,2% polyvinylpyrrolidone, 0.5% xanthans, kaolin add to 100% weight portion.The method of the frequent regulation of above-mentioned raw materials water intaking dispersible granule is namely mixed, 50% benzene azoles humulone fluthiacet water dispersible granules is produced in the pulverizing of ultra micro air-flow, mixing, granulation step.
The part by weight of benzene azoles humulone and fluthiacet can change between 16:1～1:8 in the present embodiment, and both total weight items still are 50%, form new embodiment.
FORMULATION EXAMPLE 5
Take by weighing 3% benzene azoles humulone, 36% fluthiacet, 5% calcium lignosulfonate, 2% Nekal BX, 1%K-12,3% White Carbon black, kaolin and add to 100% weight portion.Above-mentioned raw materials is through mixing, and air-flow makes 39% benzene azoles humulone fluthiacet wetting powder after pulverizing.
The part by weight of benzene azoles humulone and fluthiacet can change between 16:1～1:8 in the present embodiment, and both total weight items still are 39%, form new embodiment.
FORMULATION EXAMPLE 6
Take by weighing 10% benzene azoles humulone, 8% fluthiacet, 4% calcium lignosulfonate, 3% TERSPERSE 2700,2% Nekal BX, 1%K-12,3% White Carbon black, precipitated calcium carbonate and add to 100% weight portion.Above-mentioned raw materials is through mixing, and air-flow makes 18% benzene azoles humulone fluthiacet wetting powder after pulverizing.
The part by weight of benzene azoles humulone and fluthiacet can change between 16:1～1:8 in the present embodiment, and both total weight items still are 18%, form new embodiment.
FORMULATION EXAMPLE 7
Take by weighing 1% benzene azoles humulone, 1% fluthiacet, 4% calcium lignosulfonate, 3% dispersing agent NNO, 1% Nekal BX, 1%K-12,3% White Carbon black, attapulgite and add to 100% weight portion.Above-mentioned raw materials is through mixing, and air-flow makes 2% benzene azoles humulone fluthiacet wetting powder after pulverizing.
The part by weight of benzene azoles humulone and fluthiacet can change between 16:1～1:8 among the embodiment, and both total weight items still are 2%, form new embodiment.
FORMULATION EXAMPLE 8
Take by weighing 15% benzene azoles humulone, 5% fluthiacet, 4% sodium lignin sulfonate, 2% TERSPERSE 2700,2%K-12,3% White Carbon black, potter's clay and add to 100% weight portion.Above-mentioned raw materials is through mixing, and air-flow makes 20% benzene azoles humulone fluthiacet wetting powder after pulverizing.
The part by weight of benzene azoles humulone and fluthiacet can change between 16:1～1:8 in the present embodiment, and both total weight items still are 20%, form new embodiment.
FORMULATION EXAMPLE 9
Take by weighing 8% benzene azoles humulone, 2% fluthiacet, 4% agricultural newborn 500#, 2% agricultural newborn 600#, 3% agricultural newborn 2201#, 3% triphenyl phosphite, 8% dimethyl sulfoxide (DMSO), dimethylbenzene add to 100% weight portion.Above-mentioned raw materials makes 10% benzene azoles humulone fluthiacet missible oil after mix, stirring and dissolving is complete.
The part by weight of benzene azoles humulone and fluthiacet can change between 16:1～1:8 in the present embodiment, and both total weight items still are 10%, form new embodiment.
FORMULATION EXAMPLE 10
Take by weighing 2% benzene azoles humulone, 8% fluthiacet, 5% agricultural newborn 500#, 2% Nongru-700 #, 3% agricultural newborn 602#, 1% epoxychloropropane, 5%N-methyl pyrrolidone, dimethylbenzene and add to 100% weight portion.Above-mentioned raw materials makes 10% benzene azoles humulone fluthiacet missible oil after mix, stirring and dissolving is complete.
The part by weight of benzene azoles humulone and fluthiacet can change between 16:1～1:8 in the present embodiment, and both total weight items still are 10%, form new embodiment.
FORMULATION EXAMPLE 11
Take by weighing 0.6% benzene azoles humulone, 0.4% fluthiacet, 4%TX-10,5% Nongru-700 #, 6% agricultural newborn 500#, 4% agricultural newborn 1601#, 15% cyclohexanone, 5% n-butanol, 0.5% epoxychloropropane, through dissolving fully and mixing, deionized water adds to 100% weight portion, makes 1% benzene azoles humulone fluthiacet microemulsion after the stirring.
The part by weight of benzene azoles humulone and fluthiacet can change between 16:1～1:8 in the present embodiment, and both total weight items still are 1%, form new embodiment.
FORMULATION EXAMPLE 12
Take by weighing 5% benzene azoles humulone, 10% fluthiacet, 6% agricultural newborn 400#, 8% Nongru-700 #, 6% agricultural newborn 500#, 15% cyclohexanone, 5%N-methyl pyrrolidone, 5% isopropyl alcohol, 3% triphenyl phosphite, through dissolving fully and mixing, deionized water adds to 100% weight portion, makes 15% benzene azoles humulone fluthiacet microemulsion after the stirring.
The part by weight of benzene azoles humulone and fluthiacet can change between 16:1～1:8 in the present embodiment, and both total weight items still are 15%, form new embodiment.
FORMULATION EXAMPLE 13
Take by weighing 8% benzene azoles humulone, 12% fluthiacet, 3%TERSPERSE 4894,2%TERSPERSE 2500,1%TERSPERSE 2425,0.2% xanthans, 5% ethylene glycol, 0.3% benzoic acid, 0.5% silicone defoaming agent (trade name: s-29 Nanjing "four news" (new ideas applied chemistry product company produces) deionized water and add to 100% weight portion.Above-mentioned raw materials is through mixing, and high speed shear is disperseed 30min, with making 20% benzene azoles humulone fluthiacet suspending agent behind the sand mill sand milling.
The part by weight of benzene azoles humulone and fluthiacet can change between 16:1～1:8 in the present embodiment, and both total weight items still are 20%, form new embodiment.
FORMULATION EXAMPLE 14
Take by weighing 5% benzene azoles humulone, 5% fluthiacet, 1.5%NNO(alkylnaphthalene sulfonate formaldehyde condensation products), 1%TERSPERSE 2500,2% emulsifier T-60,3% Nongru-700 #, 0.1% xanthans, 5% propane diols, 0.5% formaldehyde, 0.3% silicone defoaming agent deionized water add to 100% weight portion.Above-mentioned raw materials is through mixing, and high speed shear is disperseed 30min, with making 10% benzene azoles humulone fluthiacet suspending agent behind the sand mill sand milling.
The part by weight of benzene azoles humulone and fluthiacet can change between 16:1～1:8 in the present embodiment, and both total weight items still are 10%, form new embodiment.
FORMULATION EXAMPLE 15
Take by weighing 6% benzene azoles humulone, 10% fluthiacet, 3%TERSPERSE 4894,1%TERSPERSE 2500,1%TERSPERSE 2425,0.2% xanthans, 1% aluminium-magnesium silicate, 5% ethylene glycol, 0.3% Sodium Benzoate, 0.5% silicone defoaming agent deionized water and add to 100% weight portion.Above-mentioned raw materials is through mixing, and high speed shear is disperseed 30min, with making 16% benzene azoles humulone fluthiacet suspending agent behind the sand mill sand milling.
The part by weight of benzene azoles humulone and fluthiacet can change between 16:1～1:8 in the present embodiment, and both total weight items still are 16%, form new embodiment.
FORMULATION EXAMPLE 16
Take by weighing 20% benzene azoles humulone, 10% fluthiacet, 3% Nongru-700 #, 2% agricultural newborn 1601#, 1.5%TERSPERSE 2500,0.5%TERSPERSE 2425,0.2% xanthans, 3% white carbon, 5% ethylene glycol, 0.3% benzoic acid, 0.5% silicone defoaming agent deionized water and add to 100% weight portion.Above-mentioned raw materials is through mixing, and high speed shear is disperseed 30min, with making 30% benzene azoles humulone fluthiacet suspending agent behind the sand mill sand milling.
The part by weight of benzene azoles humulone and fluthiacet can change between 16:1～1:8 in the present embodiment, and both total weight items still are 30%, form new embodiment.
FORMULATION EXAMPLE 17
Take by weighing 3% benzene azoles humulone, 2% fluthiacet, 2%TERSPERSE 2425,4% this dish-60#, 3% Tween-60 #, 2% Nongru-700 #, 1%TERSPERSE 2500,0.5% white carbon, 5% propane diols, 1% epoxychloropropane, methyl oleate and add to 100% weight portion.Above-mentioned raw materials is through mixing, and high speed shear is disperseed 30min, but with making 5% benzene azoles humulone fluthiacet dispersed oil suspending agent behind the sand mill sand milling.
The part by weight of benzene azoles humulone and fluthiacet can change between 16:1～1:8 in the present embodiment, and both total weight items still are 5%, form new embodiment.
FORMULATION EXAMPLE 18
Take by weighing 3% benzene azoles humulone, 3% fluthiacet, 2% dispersing agent NNO, 3% agricultural newborn 2201#, 8% BY-110,1%TERSPERSE 2500,1% aluminium-magnesium silicate, 3% propane diols, 15% epoxidized soybean oil, soybean oil and add to 100% weight portion.Above-mentioned raw materials is through mixing, and high speed shear is disperseed 30min, but with making 6% benzene azoles humulone fluthiacet dispersed oil suspending agent behind the sand mill sand milling.
The part by weight of benzene azoles humulone and fluthiacet can change between 16:1～1:8 in the present embodiment, and both total weight items still are 6%, form new embodiment.
FORMULATION EXAMPLE 19
Take by weighing 4% benzene azoles humulone, 6% fluthiacet, 3%TERSPERSE 2425,3% this dish-60#, 3% Tween-60 #, 8% BY-110,1%TERSPERSE 2500,0.5% white carbon, 5% propane diols, 20% epoxidized soybean oil, methyl oleate and add to 100% weight portion.Above-mentioned raw materials is through mixing, and high speed shear is disperseed 30min, but with making 10% benzene azoles humulone fluthiacet dispersed oil suspending agent behind the sand mill sand milling.
The part by weight of benzene azoles humulone and fluthiacet can change between 16:1～1:8 in the present embodiment, and both total weight items still are 10%, form new embodiment.
FORMULATION EXAMPLE 20
Take by weighing 5% benzene azoles humulone, 2.5% fluthiacet, 3% dispersing agent NNO, 5% BY-125,4% this dish-60#, 4% agricultural newborn 1601#, 1% phenethyl phenol polyethenoxy base ether phosphate, 0.5% bentonite, 5% glycerine, 3% triphenyl phosphate, rapeseed oil and add to 100% weight portion.Above-mentioned raw materials is through mixing, and high speed shear is disperseed 30min, but with making 7.5% benzene azoles humulone fluthiacet dispersed oil suspending agent behind the sand mill sand milling.
The part by weight of benzene azoles humulone and fluthiacet can change between 16:1～1:8 in the present embodiment, and both total weight items still are 7.5%, form new embodiment.
Biological example 1 is prevented and kill off the corn field weed field control effectiveness test
[0071]Table 6 6% fluthiacet bensulfuron-methyl can disperse oil suspending agent to the corn field weed preventive effect
Table 7 6% fluthiacet benzene azoles humulone can disperse oil suspending agent to the corn field weed preventive effect
The inventor has carried out 6% benzene azoles humulone fluthiacet (3%+3%) and can disperse oil suspending agent to the test of corn field weed in the corn field on the June 20th, 2010 of thoughtful Jixian county town in Shaanxi.The field main weeds has chenopodium glaucum linn, Amaranthus retroflexus, field bindweed, lady's-grass and eleusine indica, and the weeds leaf age is in 2～4 leaf phases.Test medicine and dosage are that 6% benzene azoles humulone fluthiacet can disperse oil suspending agent 20 g/mus, 30 g/mus, 40 g/mus, and 25g/ rises fluthiacet can disperse oil suspending agent 60ml/ mu, 10% benzene azoles humulone wetting powder 20g/ mu.Adopt conventional spray-on process.
Result of the test shows: 6% fluthiacet benzene azoles humulone can disperse behind oil suspending agent 30g/ mu, the 40g/ mu medicine the average strain preventive effect of chenopodium glaucum linn, Amaranthus retroflexus, field bindweed, lady's-grass and eleusine indica and fresh weight preventive effect all to be significantly higher than contrast medicament 25g/ in 30 days and rise fluthiacet and can disperse oil suspending agent 60ml/ mu, 10% benzene azoles humulone wetting powder 20g/ mu, illustrate after two medicaments are mixed and in use in the land for growing field crops, obvious synergistic effect is arranged, saved drug cost simultaneously, enlarged the control of weeds spectrum, to corn safety.
Biological example 2 is prevented and kill off the corn field weed field control effectiveness test
The inventor has carried out the test of 18% benzene azoles humulone fluthiacet (10%+8%) wetting powder to corn field weed on June 25th, 2010 at the Cai Zhuan south of a town, Weizhi County, Henan Province Meng Zhuan corn field.The field main weeds has lamb's-quarters, three-coloured amaranth, black nightshade, green foxtail, lady's-grass, and the weeds leaf age is in 2～4 leaf phases.Test medicine and dosage are 18% benzene azoles humulone fluthiacet wetting powder 8g/ mu, 10g/ mu, 12g/ mu, and 25g/ rises fluthiacet oil suspending agent 60ml/ mu, 10% benzene azoles humulone wetting powder 20g/ mu.Adopt conventional spray-on process.
Table 8 18% benzene azoles humulone fluthiacet wetting powder is to the corn field weed preventive effect
Table 9 18% benzene azoles humulone fluthiacet wetting powder is to the corn field weed preventive effect
Result of the test shows: the average strain preventive effect of lamb's-quarters, three-coloured amaranth, black nightshade, green foxtail, lady's-grass and fresh weight preventive effect all being higher than contrast medicament 25g/ in 30 days behind 18% fluthiacet benzene azoles humulone wetting powder 10g/ mu, the 12g/ mu medicine rises fluthiacet and can disperse oil suspending agent 60ml/ mu, 10% benzene azoles humulone wetting powder 20g/ mu, illustrate after two medicaments are mixed and in use in the land for growing field crops, obvious synergistic effect is arranged, saved drug cost simultaneously, enlarged the control of weeds spectrum, to corn safety.
Comprehensively above-mentioned, component of the present invention is reasonable, the activity that preventive effect is better than each component when using separately, field control effectiveness test verifies that its combination has synergistic effect, and corn field grass family and broad leaved weed are prevented and kill off in expansion control of weeds spectrum, a dispenser, reduce spraying times, reduce the control cost, slow down the generation of weeds resistance, good to crop safety, meet the security requirement of pesticidal preparations.
Claims (7)
1. herbicidal composition that contains benzene azoles humulone and fluthiacet, it is characterized in that: the composition active component is benzene azoles humulone and fluthiacet, wherein the weight ratio of benzene azoles humulone and fluthiacet is (16:1) ~ (1:8).
2. the herbicidal composition that contains benzene azoles humulone and fluthiacet according to claim 1 is characterized in that: the weight ratio of benzene azoles humulone and fluthiacet is (8:1) ~ (1:2).
3. the herbicidal composition that contains benzene azoles humulone and fluthiacet according to claim 1 and 2, it is characterized in that: the cumulant of benzene azoles humulone and fluthiacet is 1%～80% of described composition total weight.
4. the herbicidal composition that contains benzene azoles humulone and fluthiacet according to claim 3, it is characterized in that: the cumulant of benzene azoles humulone and fluthiacet is 5%～40% of described composition total weight.
5. the herbicidal composition that contains benzene azoles humulone and fluthiacet according to claim 1, it is characterized in that: described combination dosage form is water dispersible granules, wetting powder, suspending agent, missible oil or microemulsion.
6. the herbicidal composition that contains benzene azoles humulone and fluthiacet according to claim 1 is characterized in that: but described combination dosage form is the dispersed oil suspending agent.
7. the application of the described herbicidal composition of claim 1 in preventing and kill off the corn weeds in field.
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| CN102239833B (en) * | 2011-05-23 | 2013-07-03 | 沧州大洋化工有限责任公司 | Compound additive for oil suspending agent and preparation method thereof |
| CN102228033B (en) * | 2011-05-27 | 2013-07-03 | 永农生物科学有限公司 | Weed controlling compound pesticide composition and preparation method thereof |
| CN103430948B (en) * | 2011-11-07 | 2015-07-15 | 河北博嘉农业有限公司 | Topramezone and mesotrione compounded weed killer |
| US9078443B1 (en) * | 2014-01-31 | 2015-07-14 | Fmc Corporation | Methods for controlling weeds using formulations containing fluthiacet-methyl and HPPD herbicides |
| CN104012550A (en) * | 2014-05-07 | 2014-09-03 | 广东中迅农科股份有限公司 | Weed control composition containing cyanazine |
| CN104012560A (en) * | 2014-05-07 | 2014-09-03 | 广东中迅农科股份有限公司 | Weed control composition containing topramezone |
| CN104012552B (en) * | 2014-06-12 | 2016-05-04 | 山东滨农科技有限公司 | A kind of herbicidal composition that contains fluthiacetmethyl and propaquizafop |
| CN104094945A (en) * | 2014-06-25 | 2014-10-15 | 广东中迅农科股份有限公司 | Herbicide for corn field |
| CN108522522A (en) * | 2018-05-08 | 2018-09-14 | 江西正邦生物化工有限责任公司 | A kind of composition pesticide of humulone containing quinoline and fluthiacet |
| AU2019351774A1 (en) * | 2018-10-03 | 2021-04-29 | Basf Se | Microemulsion compositions of topramezone |
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| EP0273417A1 (en) * | 1986-12-24 | 1988-07-06 | Kumiai Chemical Industry Co., Ltd. | Thiadiazabicyclononane derivatives and herbicidal compositions |
| CN1305346A (en) * | 1998-06-16 | 2001-07-25 | 巴斯福股份公司 | Herbicidal mixtures having synergistic effect |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0273417A1 (en) * | 1986-12-24 | 1988-07-06 | Kumiai Chemical Industry Co., Ltd. | Thiadiazabicyclononane derivatives and herbicidal compositions |
| CN1305346A (en) * | 1998-06-16 | 2001-07-25 | 巴斯福股份公司 | Herbicidal mixtures having synergistic effect |
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