CN101711524B - Tribenuron-methyl and 2,4-D butyl ester compound wheat field herbicide - Google Patents
Tribenuron-methyl and 2,4-D butyl ester compound wheat field herbicide Download PDFInfo
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- CN101711524B CN101711524B CN 200910075780 CN200910075780A CN101711524B CN 101711524 B CN101711524 B CN 101711524B CN 200910075780 CN200910075780 CN 200910075780 CN 200910075780 A CN200910075780 A CN 200910075780A CN 101711524 B CN101711524 B CN 101711524B
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- tribenuron
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Abstract
The invention relates to a tribenuron-methyl and 2,4-D butyl ester compound wheat field herbicide, containing the following components in percent by weight: 50-75 percent of tribenuron-methyl and 2,4-D butyl ester and the balance of assistant, wherein the weight ratio of the tribenuron-methyl and the 2,4-D butyl ester is 1:5-12. The herbicide adopts assistants consistently used in the agricultural chemical field, such as wetting agents, dispersing agents, solid carriers and the like and can be made into various dosage forms of compound herbicides respectively, such as wettable powder dosage form, missible oil dosage form, oil suspending agent dosage form and the like. The invention has the advantages that the synergized action is obvious, broad leaved weeds in wheat fields can be effectively prevented and killed off, and especially, the prevention effect of weed Descurainia having drug resistance in the wheat fields is increased; meanwhile, the weed killing speed is increased, the safety to crops is increased and the drug hazard is lowered, thereby enabling the wheat to be increased by 2.9-8.1 percent in yield and the cost to be reduced by 13.4-40 percent.
Description
Technical field
The invention belongs to pesticide field, relate in particular to a kind of wheat paddock weed killer herbicide, more particularly, it relates to a kind of tribenuron-methyl 2, the composite wheat paddock weed killer herbicide of 4-d butyl ester.
Background technology
Tribenuron-methyl (tribenuron-methyl) is selectivity wheatland highy potent herbicide behind the sulfonylurea inner sucting conduction type bud that the eighties in last century, du pont company was developed, it has active high, the medication optimum period, is long, residual low, use cost is low, the advantages such as herbicide spectrum width, to broadcasting the ma wormwood artemisia in the wheat paddock, conical silene herb, the broad leaved weeds such as shepherd's purse have good preventive effect, become one of leading kind of wheat belt, world today weed killer herbicide (Wu Zhifeng. the use present situation of cornfield herbicidal tribenuron-methyl, existing problems and countermeasure [J]. pesticide science and management, 2004,25 (6): 38-39.).But because China's wheatland uses tribenuron-methyl year after year, operation technique is improper in addition, cause one of main broad leaved weed of China's winter wheat field to broadcast the ma wormwood artemisia and produce very strong pesticide resistance (Han Qingli, Shen Jiaxiang. the formation Study on mechanism progress [J] of herbicide resistance. Yunnan Prov Agriculture University's journal, 2004,19 (5): 556-561. is perhaps virtuous, Wang Guiqi, Zhang Hongjun, Deng. Hebei Province is broadcast the ma wormwood artemisia to tribenuron-methyl pesticide resistance First Report of Studies [J]. northwest agricultural journal, 2008,17 (2): 270-273).Past tribenuron-methyl dosage is 15-18g/hm
2, can reach more than 90% the preventive effect of broadcasting ma wormwood artemisia fresh weight, and the present fresh weight preventive effect of broadcasting the ma wormwood artemisia under this dosage also only is 20%-30%; Prevent and kill off the effect of broadcasting the ma wormwood artemisia in order to reach, people must improve the dosage of tribenuron-methyl, and some local tribenuron-methyl dosage is up to 310g/hm
2, this has not only increased prevents and kill off cost, has more increased the selection pressure of crop and the eco-compatibility that reduces environment, even still do not reach so desirable preventive effect.
In order to overcome these shortcomings, people mix use with tribenuron-methyl weeding agent and other weed killer herbicides, the weed killer herbicide composite such as application number a kind of tribenuron-methyl that has been 200410024503.9 patent disclosures and fluroxypyr, this herbicidal formulations can enlarge the herbicide spectrum to the wheat paddock broad leaved weed, but the price of fluroxypyr is higher, has increased and has prevented and kill off cost; Application number 01138053.5 patent disclosure a kind of fenoxaprop composite with sulfonylurea herbicide, can prevent and kill off simultaneously wheat paddock grassy weed and broad leaved weed, broad weed-killing spectrum, but to broadcast ma wormwood artemisia preventive effect bad to having had at present drug-fast wheat weeds; Application number 03113005.4 discloses a kind of sulfonylurea and fluoroglycofen-ethyl complex weedicide, can enlarge the herbicide spectrum to the wheatland broad leaved weed, but fluoroglycofen-ethyl is processed weed killer herbicide for tagging property cauline leaf, so this complex weedicide has certain poisoning to wheat leaf blade.Wei Yi equality (2003) has been studied the composite herbicidal effect of sulfonylurea herbicide and methoxone, and the result shows that the two composite rear weeding speed accelerates but control efficiency does not obviously improve.
Summary of the invention
The object of the invention is to avoid defects, with to the good tribenuron-methyl of broad leaved weed preventive effect and insensitive and cost is low 2 to gramineous plants, the 4-d butyl ester is active component, a kind of tribenuron-methyl 2 is provided, the wheat paddock weed killer herbicide that the 4-d butyl ester is composite, is broadcast the weeds such as ma wormwood artemisia and is in Seedling Stage and uses to the phase of standing up at the wheat period of seedling establishment, compound synergic is remarkable, improves weed control efficacies such as broadcasting the ma wormwood artemisia in the wheat paddock, reduces poisoning, increases safety, reduces cost.
Technical scheme of the present invention is achieved in that this tribenuron-methyl 2, the composite wheat paddock weed killer herbicide of 4-d butyl ester is characterized in that: weed killer herbicide comprises following percentage by weight: 50-75% tribenuron-methyl and 2,4-d butyl ester active component, and auxiliary agent; Wherein tribenuron-methyl and 2,4-d butyl ester weight ratio are 1: 5-12.
Described tribenuron-methyl 2, the composite wheat paddock weed killer herbicide of 4-d butyl ester, tribenuron-methyl and the percentage by weight of 2,4-d butyl ester active component in weed killer herbicide are 70%.
Described tribenuron-methyl 2, the composite wheat paddock weed killer herbicide of 4-d butyl ester, tribenuron-methyl and 2,4-d butyl ester weight ratio 1: 8.
Described tribenuron-methyl 2, the composite wheat paddock weed killer herbicide of 4-d butyl ester, the application form of weed killer herbicide is wetting powder, auxiliary agent comprises 1-3% wetting agent, 5-10% dispersant and 30-45% solid carrier.
Described tribenuron-methyl 2, the composite wheat paddock weed killer herbicide of 4-d butyl ester, its wetting powder comprise following percentage by weight:
The former medicine of 95% tribenuron-methyl: 5.67%-12.28%,
The former medicine of 96%2,4-d butyl ester: 60.76%-67.31%,
In the above-mentioned auxiliary agent:
Wetting agent is sldium lauryl sulfate, AOPA, petroleum sodium sulfonate, lauryl sodium sulfate, pull open one or more 1-3% among powder, wetting and penetrating agent T, agricultural newborn 2000# series, octyl sulfate, low-viscosity methylcellulose, pine tar soap, Span20, JFC, Tween60, Tween80, Morwet EFW, the Morwet IP;
Dispersant is one or more 5-10% among alkylphenol-polyethenoxy base ether sulfonic acid sodium, lignin, sodium lignin sulfonate, alkylphenol-polyethenoxy base phosphate, spent pulping liquor, carboxymethyl cellulose, polyvinyl alcohol, Sodium Polyacrylate, Negel, the Morwet D-425;
Solid carrier is one or more in rock dust, quartz, clay, diatomite, imvite, white carbon, attapulgite, kaolin, potter's clay, the bentonite
Described tribenuron-methyl 2, the composite wheat paddock weed killer herbicide of 4-d butyl ester, described wetting powder are selected following percentage by weight:
The former medicine 8.19% of 95% tribenuron-methyl
The former medicine 64.81% of 96%2,4-d butyl ester
Sodium lignosulphonate 5%
Lauryl sodium sulfate 2%
The kaolin surplus.
Described tribenuron-methyl 2, the composite wheat paddock weed killer herbicide of 4-d butyl ester, the application form of weed killer herbicide is oil-suspending agent, auxiliary agent comprises 1-5% stabilizing agent, 0.5-8% emulsifier, 0.2-5% defoamer and 2-28% solvent.
In the above-mentioned auxiliary agent:
Stabilizing agent is one or more compositions in alkyl phosphate, fatty acid polyoxy alkane alkene ester, the phosphate;
Emulsifier is for being one or more compositions among OP-10, DBS-Ca, agricultural emulsifier NO．600, No. 500, farming breast, No. 1601, farming breast, farming breast 0202, Armal 22, ATLOX 3406F, Soitem 101, the Emulsogen M;
Defoamer is one or more compositions among silicone, ATMOS 300, Arnox BP series, Chimipal PE 300, Emcol14, Nofoam, Pluronic, NOPCO P0-10, the AG-Foam;
Solvent is one or more compositions in toluene, dimethylbenzene, acetone, ethanol, dimethyl formamide, castor oil, peanut oil, soybean oil, olive oil, the rapeseed oil.
Described tribenuron-methyl 2, the composite wheat paddock weed killer herbicide of 4-d butyl ester, described oil-suspending agent are selected following percentage by weight:
The former medicine 8.19% of 95% tribenuron-methyl
96% 2, the former medicine 64.81% of 4-d butyl ester
Emulsogen M 5％
DBS-Ca 2％
Silicone 0.5%
Phosphate 1%
Soybean oil 3.41%
The peanut oil surplus.
Described tribenuron-methyl 2, the composite wheat paddock weed killer herbicide of 4-d butyl ester, the missible oil that the application form of weed killer herbicide is, auxiliary agent comprise 23-30% organic solvent, 1-8% surfactant.
In the above-mentioned auxiliary agent:
Organic solvent: the aromatics that butanols, ethylene glycol, isopropyl alcohol, glycerine, toluene, dimethylbenzene, acetone, butanone, cyclohexanone, ethyl acetate, dimethyl formamide, dimethylacetylamide and boiling point are higher or one or more compositions in the hydrocarbon;
Surfactant: one or more compositions in lauryl sodium sulfate, calcium dodecyl benzene sulfonate, fatty acid polyethylene glycol ester, aliphatic alcohol sulfate, fatty alcohol polyglycol ether, the polyoxyethylene fatty acid fat.
Described tribenuron-methyl 2, the composite wheat paddock weed killer herbicide of 4-d butyl ester, described missible oil are selected following percentage by weight:
The former medicine 8.19% of 95% tribenuron-methyl
The former medicine 64.81% of 96%2,4-d butyl ester
Lauryl sodium sulfate 3%
The acetone surplus.
Tribenuron-methyl 2 provided by the invention, the composite wheat paddock weed killer herbicide of 4-d butyl ester beneficial effect:
(1) synergistic effect is obvious: can effectively prevent and kill off and broadcast broad leaved weeds such as ma wormwood artemisia etc. in the wheat paddock, preventive effect and tribenuron-methyl, 2, the single doses such as 4-d butyl ester are compared and have been improved respectively 45-55.6%, 12.4%-13.3%, and the preventive effect of main broad leaved weed in the wheat paddock has been reached more than 99%;
(2) improved herbicide speed: tribenuron-methyl is inner-adsorption conduction-type herbicide, slow to the weeds speed of action, and tribenuron-methyl and 2, the composite medicament that can obviously improve of 4-d butyl ester is to the speed of action of weeds, medication after 30 days preventive effect reach more than 80%, and tribenuron-methyl, 2, after the medication of 4-d butyl ester single dose after 30 days preventive effect only up to 64.9%;
(3) improved safety to crop, reduced poisoning, made wheat increase yield 2.9%-8.1%.
(4) reduced cost accounting: effective dose of the present invention is lower, if pressing the tribenuron-methyl commodity price calculates, preventing and treating 1 hectare of weeds of wheat uses tribenuron-methyl and need to spend about 30 yuan, and the composite weed killer herbicide of the present invention only need spend about 18-25 unit, therefore owing to reduced the consumption of tribenuron-methyl, reduce cost 13.4%-40%.
Description of drawings
Fig. 1 is that the different proportionings of tribenuron-methyl of the present invention and 2,4-d butyl ester are broadcast ma wormwood artemisia fresh weight ED
90The equivalence line chart
Among the figure
Line 1 is tribenuron-methyl and 2,4-d butyl ester summation action line: tribenuron-methyl and 2,4-d butyl ester are summation action on this line.If the ED that tribenuron-methyl and 2,4-d butyl ester are composite
90Value then shows as antagonism above this line; If the ED that tribenuron-methyl and 2,4-d butyl ester are composite
90Value then shows synergistic effect below this line;
Line 2 is the composite ED of tribenuron-methyl and 2,4-d butyl ester
90Synergistic effect line: regression equation y=-51.265Ln (x)+232.39 (R
2=0.8134);
Line 3 is to the composite ED of tribenuron-methyl and 2,4-d butyl ester
90Synergistic effect line (line 2) draws the tangent line parallel with tribenuron-methyl and 2,4-d butyl ester summation action line (line 1), and the proportioning of the corresponding tribenuron-methyl of its point of contact M and 2,4-d butyl ester is the proportioning of synergistic effect maximum;
Line 4: draw straight line by initial point O by point of contact M, and tribenuron-methyl and 2,4-d butyl ester summation action line (line 1) intersect at N, the tribenuron-methyl dosage that N is corresponding and 2,4-d butyl ester dosage sum are the prediction ED of both mixtures
90(ADM).
Embodiment
The embodiment of the invention uses active component to be selected from take processing 100g preparation as example:
Content is 95% the former medicine of tribenuron-methyl (Jiangsu Rui Bang insecticide factory),
2 of content 96%, the former medicine of 4-d butyl ester (rich Co., Ltd is moistened in Weifang, Shandong),
Corresponding additive is commercially available.
Embodiment 1:50% tribenuron-methyl 2,4-d butyl ester oil-suspending agent (1: 5)
Raw material consumption (g)
Tribenuron-methyl 8.77
2,4-d butyl ester 43.40
Soitem 101 2
DBS-Ca 2
Farming breast No. 1,601 3
Arnox BP series 0.2
Alkyl phosphate 1
Rapeseed oil 20
Soybean oil 19.63
The preparation method:
Take by weighing first active component tribenuron-methyl, 2 according to above-mentioned prescription, 4-d butyl ester and Arnox BP series, soybean oil, rapeseed oil, it is all changed in the sand milling still, add again Soitem 101, DBS-Ca and farming breast No. 1601, after in the sand milling still, being ground to certain fineness (fineness should reach particle by the 0.043mm sieve aperture more than or equal to 98%), with mass transport to storage tank, go to after metering mixer for well-distribution, to remain again auxiliary agent and add, after mixer for well-distribution is uniformly dispersed, can make described product.
Embodiment 2:60% tribenuron-methyl 2,4-d butyl ester oil-suspending agent (1: 6)
Raw material consumption (g)
Tribenuron-methyl 9.02
2,4-d butyl ester 53.57
Emulsogen M 5
OP-10 2
Silicone 0.5
Phosphate 1
Acetone 10
Dimethylbenzene 18.91
Take by weighing first active component tribenuron-methyl, 2 according to above-mentioned prescription, 4-d butyl ester and silicone, acetone, dimethylbenzene, it is all changed in the sand milling still, add again Emulsogen M and OP-10, (fineness should reach particle by the 0.043mm sieve aperture more than or equal to 98%) to storage tank, goes to mixer for well-distribution with mass transport after metering be ground to certain fineness in the sand milling still after, to remain again auxiliary agent and add, after mixer for well-distribution is uniformly dispersed, can make described product.
Embodiment 3:70% tribenuron-methyl 2,4-d butyl ester oil-suspending agent (1: 5)
Raw material consumption (g)
Tribenuron-methyl 12.28
2,4-d butyl ester 60.76
ATLOX 3406F 2
Farming breast 1,601 3
Arnox BP series 0.3
Alkyl phosphate 1
Acetone 10
Ethanol 10.66
Take by weighing first active component tribenuron-methyl, 2 according to above-mentioned prescription, 4-d butyl ester and Arnox BP series, acetone, ethanol, it is all changed in the sand milling still, add again ATLOX 3406F and farming breast 1601, (fineness should reach particle by the 0.043mm sieve aperture more than or equal to 98%) to storage tank, goes to mixer for well-distribution with mass transport after metering be ground to certain fineness in the sand milling still after, to remain again auxiliary agent and add, after mixer for well-distribution is uniformly dispersed, can make described product.
Embodiment 4:70% tribenuron-methyl 2,4-d butyl ester oil-suspending agent (1: 7)
Raw material consumption (g)
Tribenuron-methyl 9.21
2,4-d butyl ester 63.80
Armal 22 3
Farming breast 0,202 2
ATMOS 300 0.2
Alkyl phosphate 1
Toluene 8
Dimethylbenzene 12.79
Take by weighing first active component tribenuron-methyl, 2 according to above-mentioned prescription, 4-d butyl ester and ATMOS 300, toluene, dimethylbenzene, it is all changed in the sand milling still, add again Armal 22 and farming breast 0202, (fineness should reach particle by the 0.043mm sieve aperture more than or equal to 98%) to storage tank, goes to mixer for well-distribution with mass transport after metering be ground to certain fineness in the sand milling still after, to remain again auxiliary agent and add, after mixer for well-distribution is uniformly dispersed, can make described product.
Embodiment 5:70% tribenuron-methyl 2,4-d butyl ester oil-suspending agent (1: 8)
Raw material consumption (g)
Tribenuron-methyl 8.19
2,4-d butyl ester 64.81
Emulsogen M 3
Farming breast No. 1,601 2
Silicone 0.2
Phosphate 1
Acetone 8
Dimethylbenzene 12.8
Take by weighing first active component tribenuron-methyl, 2 according to above-mentioned prescription, 4-d butyl ester and silicone, acetone, dimethylbenzene, it is all changed in the sand milling still, add again Emulsogen M and farming breast No. 1601, (fineness should reach particle by the 0.043mm sieve aperture more than or equal to 98%) to storage tank, goes to mixer for well-distribution with mass transport after metering be ground to certain fineness in the sand milling still after, to remain again auxiliary agent and add, after mixer for well-distribution is uniformly dispersed, can make described product.
Embodiment 6:70% tribenuron-methyl 2,4-d butyl ester oil-suspending agent (1: 10)
Raw material consumption (g)
Tribenuron-methyl 6.70
2,4-d butyl ester 66.29
DBS-Ca 2
Farming breast No. 500 3
Nofoam 1
Phosphoesterase 30 .2
Olive oil 5
Rapeseed oil 15.81
Take by weighing first active component tribenuron-methyl, 2 according to above-mentioned prescription, 4-d butyl ester and Nofoam, olive oil, rapeseed oil, it is all changed in the sand milling still, add again DBS-Ca and farming breast No. 500, (fineness should reach particle by the 0.043mm sieve aperture more than or equal to 98%) to storage tank, goes to mixer for well-distribution with mass transport after metering be ground to certain fineness in the sand milling still after, to remain again auxiliary agent and add, after mixer for well-distribution is uniformly dispersed, can make described product.
Embodiment 7:70% tribenuron-methyl 2,4-d butyl ester oil-suspending agent (1: 12)
Raw material consumption (g)
Tribenuron-methyl 5.67
2,4-d butyl ester 67.31
Emulsogen M 3
Armal 22 1
Farming breast 0,202 3
Pluronic 1
Fatty acid polyoxy alkane alkene ester 0.3
Dimethyl formamide 8.72
Toluene 10
Take by weighing first active component tribenuron-methyl, 2 according to above-mentioned prescription, 4-d butyl ester and Pluronic, dimethyl formamide, toluene, it is all changed in the sand milling still, add again Emulsogen M, Armal22 and farming breast 0202, after in the sand milling still, being ground to certain fineness (fineness should reach particle by the 0.043mm sieve aperture more than or equal to 98%), with mass transport to storage tank, go to after metering mixer for well-distribution, to remain again auxiliary agent and add, after mixer for well-distribution is uniformly dispersed, can make described product.
Embodiment 8:71% tribenuron-methyl 2,4-d butyl ester oil-suspending agent (1: 9)
Raw material consumption (g)
Tribenuron-methyl 7.47
2,4-d butyl ester 66.56
Soitem 101 1
OP-10 2
Agricultural emulsifier NO．600 4
Nofoam 1
Fatty acid polyoxy alkane alkene ester 0.5
Castor oil 7.46
Peanut oil 10
Take by weighing first active component tribenuron-methyl, 2 according to above-mentioned prescription, 4-d butyl ester and Nofoam, castor oil, peanut oil, it is all changed in the sand milling still, add again Soitem 101, OP-10 and agricultural emulsifier NO．600, after in the sand milling still, being ground to certain fineness (fineness should reach particle by the 0.043mm sieve aperture more than or equal to 98%), with mass transport to storage tank, go to after metering mixer for well-distribution, to remain again auxiliary agent and add, after mixer for well-distribution is uniformly dispersed, can make described product.
Embodiment 9:72% tribenuron-methyl 2,4-d butyl ester oil-suspending agent (1: 10)
Raw material consumption (g)
Tribenuron-methyl 6.89
2,4-d butyl ester 68.18
Armal 22 2
Agricultural emulsifier NO．600 3
Emcol 14 0.5
Phosphate 1
Acetone 8.43
Ethanol 10
Take by weighing first active component tribenuron-methyl, 2 according to above-mentioned prescription, 4-d butyl ester and Emcol 14, acetone, ethanol, it is all changed in the sand milling still, add again Armal 22 and agricultural emulsifier NO．600, (fineness should reach particle by the 0.043mm sieve aperture more than or equal to 98%) to storage tank, goes to mixer for well-distribution with mass transport after metering be ground to certain fineness in the sand milling still after, to remain again auxiliary agent and add, after mixer for well-distribution is uniformly dispersed, can make described product.
Embodiment 10:73% tribenuron-methyl 2,4-d butyl ester oil-suspending agent (1: 10)
Raw material consumption (g)
Tribenuron-methyl 6.99
2,4-d butyl ester 69.13
Emulsogen M 4
OP-10 2
Silicone 0.5
Fatty acid polyoxy alkane alkene ester 1
Dimethyl formamide 6
Dimethylbenzene 10.39
Take by weighing first active component tribenuron-methyl, 2 according to above-mentioned prescription, 4-d butyl ester and silicone, dimethyl formamide, dimethylbenzene, it is all changed in the sand milling still, add again Emulsogen M and OP-10, (fineness should reach particle by the 0.043mm sieve aperture more than or equal to 98%) to storage tank, goes to mixer for well-distribution with mass transport after metering be ground to certain fineness in the sand milling still after, to remain again auxiliary agent and add, after mixer for well-distribution is uniformly dispersed, can make described product.
Embodiment 11:74% tribenuron-methyl 2,4-d butyl ester oil-suspending agent (1: 11)
Raw material consumption (g)
Tribenuron-methyl 6.49
2,4-d butyl ester 70.66
Soitem 101 3
OP-10 1
Farming breast No. 500 2
AG-Foam 0.3
Phosphate 2
Olive oil 4
Peanut oil 10.55
Take by weighing first active component tribenuron-methyl, 2 according to above-mentioned prescription, 4-d butyl ester and AG-Foam, olive oil, peanut oil, it is all changed in the sand milling still, add again Soitem 101, OP-10 and farming breast No. 500, after in the sand milling still, being ground to certain fineness (fineness should reach particle by the 0.043mm sieve aperture more than or equal to 98%), with mass transport to storage tank, go to after metering mixer for well-distribution, to remain again auxiliary agent and add, after mixer for well-distribution is uniformly dispersed, can make described product.
Embodiment 12:75% tribenuron-methyl 2,4-d butyl ester oil-suspending agent (1: 12)
Raw material consumption (g)
Tribenuron-methyl 6.07
2,4-d butyl ester 72.11
Emulsogen M 3
DBS-Ca 2
Farming breast No. 1,601 3
Arnox BP series 0.2
Alkyl phosphate 1
Soybean oil 5
Rapeseed oil 7.61
Take by weighing first active component tribenuron-methyl, 2 according to above-mentioned prescription, 4-d butyl ester and Arnox BP series, soybean oil, rapeseed oil, it is all changed in the sand milling still, add again Emulsogen M, DBS-Ca and farming breast 1601, after in the sand milling still, being ground to certain fineness (fineness should reach particle by the 0.043mm sieve aperture more than or equal to 98%), with mass transport to storage tank, go to after metering mixer for well-distribution, to remain again auxiliary agent and add, after mixer for well-distribution is uniformly dispersed, can make described product
Embodiment 13:50% tribenuron-methyl 2,4-d butyl ester wetting powder (1: 6)
Raw material consumption (g)
Tribenuron-methyl 7.52
2,4-d butyl ester 44.64
Alkylphenol-polyethenoxy base ether sulfonic acid sodium 2
Tween60 5
Diatomite 40.84
The preparation method:
First diatomite is carried out coarse crushing, carry out respectively drying and cooling by roller drier and cooler first; Take by weighing active component, carry out coarse crushing through cracker, carrier after the coarse crushing is mixed with former medicine, add again above-mentioned auxiliary element, levigate through Raymond machine, then mix through pears cutter formula mixer, the gained material passes through 325 mesh standard sieves greater than 95%, fineness reaches the spraying requirement, namely makes described wetting powder.
Embodiment 14:50% tribenuron-methyl 2,4-d butyl ester wetting powder (1: 8)
Raw material consumption (g)
Tribenuron-methyl 5.85
2,4-d butyl ester 46.30
Sodium lignosulphonate 3
Low-viscosity methylcellulose 5
Polymolecularity silicic acid 6.86
Kaolin 33
First polymolecularity silicate, kaolin are carried out coarse crushing, carry out respectively drying and cooling by roller drier and cooler first; Take by weighing active component, carry out coarse crushing through cracker, carrier after the coarse crushing is mixed with former medicine, add again above-mentioned auxiliary element, levigate through Raymond machine, then mix through pears cutter formula mixer, the gained material passes through 325 mesh standard sieves greater than 95%, fineness reaches the spraying requirement, namely makes described wetting powder.
Embodiment 15:55% tribenuron-methyl 2,4-d butyl ester wetting powder (1: 9)
Raw material consumption (g)
Tribenuron-methyl 5.79
2,4-d butyl ester 51.56
Carboxymethyl cellulose 3
Pull open powder 4
Imvite 5.65
Clay 30
First imvite, clay are carried out coarse crushing, carry out respectively drying and cooling by roller drier and cooler first; Take by weighing active component, carry out coarse crushing through cracker, carrier after the coarse crushing is mixed with former medicine, add again above-mentioned auxiliary element, levigate through Raymond machine, then mix through pears cutter formula mixer, the gained material passes through 325 mesh standard sieves greater than 95%, fineness reaches the spraying requirement, namely makes described wetting powder.
Embodiment 16:60% tribenuron-methyl 2,4-d butyl ester wetting powder (1: 10)
Raw material consumption (g)
Tribenuron-methyl 5.74
2,4-d butyl ester 56.82
Spent pulping liquor 4
Neopelex 4
White Carbon black 9.44
Kaolin 20
First White Carbon black is mixed with kaolin and carry out coarse crushing, carry out respectively drying and cooling by roller drier and cooler first; Take by weighing active component, carry out coarse crushing through cracker, carrier after the coarse crushing is mixed with former medicine, add again above-mentioned auxiliary element, levigate through Raymond machine, then mix through pears cutter formula mixer, the gained material passes through 325 standard screens greater than 95%, fineness reaches the spraying requirement, namely makes described wetting powder.
Embodiment 17:70% tribenuron-methyl 2,4-d butyl ester wetting powder (1: 11)
Raw material consumption (g)
Tribenuron-methyl 6.14
2,4-d butyl ester 66.84
Morwet D-425 5
Span20 3
Diatomite 19.02
First diatomite is carried out coarse crushing, carry out respectively drying and cooling by roller drier and cooler first; Take by weighing active component, carry out coarse crushing through cracker, carrier after the coarse crushing is mixed with former medicine, add again above-mentioned auxiliary element, levigate through Raymond machine, then mix through pears cutter formula mixer, the gained material passes through 325 standard screens greater than 95%, fineness reaches the spraying requirement, namely makes described wetting powder.
Embodiment 18:50% tribenuron-methyl 2,4-d butyl ester missible oil (1: 8)
Raw material consumption (g)
Tribenuron-methyl 5.85
2,4-d butyl ester 46.3
Calcium dodecyl benzene sulfonate 5
Polyglycol ether 3
Cyclohexanone 10
C
7-C
12Aromatic hydrocarbons mixture 29.86
The preparation method:
Accurately take by weighing active component, organic solvent, emulsifier and other auxiliary agents by calculating inventory, first most of solvent is dropped in the modulation kettle, under agitation drop into successively active component-emulsifier-other auxiliary agents and remaining solvent, after stirring certain hour, insoluble impurities is filtered, namely make required missible oil.
Embodiment 19:60% tribenuron-methyl 2,4-d butyl ester missible oil (1: 9)
Raw material consumption (g)
Tribenuron-methyl 6.32
2,4-d butyl ester 56.25
Aliphatic alcohol sulfate 7
GREMAPHOR GS32 4
Ethyl acetate 26.43
Accurately take by weighing active component, organic solvent, emulsifier and other auxiliary agents by calculating inventory, first most of solvent is dropped in the modulation kettle, under agitation drop into successively active component-emulsifier-other auxiliary agents and remaining solvent, after stirring certain hour, insoluble impurities is filtered, namely make required missible oil.
Embodiment 20:70% tribenuron-methyl 2,4-d butyl ester missible oil (1: 10)
Raw material consumption (g)
Tribenuron-methyl 6.70
2,4-d butyl ester 66.29
Fatty alcohol polyglycol ether 7
Aliphatic alcohol sulfate 3
Cyclohexanone 10
C
9-C
12Aromatic hydrocarbons mixture 7.01
Accurately take by weighing active component, organic solvent, emulsifier and other auxiliary agents by calculating inventory, first most of solvent is dropped in the modulation kettle, under agitation drop into successively active component-emulsifier-other auxiliary agents and remaining solvent, after stirring certain hour, insoluble impurities is filtered, namely make required missible oil.
Embodiment 21:75% tribenuron-methyl 2,4-d butyl ester missible oil (1: 12)
Raw material consumption (g)
Tribenuron-methyl 6.07
2,4-d butyl ester 72.12
Polyoxyethylene fatty acid ester 5
GREMAPHOR GS32 3
Acetone 5
Dimethyl formamide 8.81
Accurately take by weighing active component, organic solvent, emulsifier and other auxiliary agents by calculating inventory, first most of solvent is dropped in the modulation kettle, under agitation drop into successively active component-emulsifier-other auxiliary agents and remaining solvent, after stirring certain hour, insoluble impurities is filtered, namely make required missible oil.
The best proportioning determination test of tribenuron-methyl and 2,4-d butyl ester
1, for the examination weeds: broadcast ma wormwood artemisia (seed collection is in the upper village of Gaocheng Xian Di)
2, reagent agent
The former medicine of (1) 95% tribenuron-methyl (Jiangsu Rui Bang insecticide factory)
(2) 96% 2, the former medicine of 4-d butyl ester (rich Co., Ltd is moistened in Weifang, Shandong),
According to pre-test result, the consumption of tribenuron-methyl and 2,4-d butyl ester sees Table 1
3, test method
Adopt pot-culture method, selecting diameter is the basin alms bowl of 20cm, test soil quantitatively is filled to 4/5 place of basin alms bowl, adopt basin alms bowl bottom infiltrating irrigation mode, make soil fully moistening, supply the uniform broadcasting of examination weed seed in soil surface with pretreated, 50 weed seeds of every basin alms bowl, then earthing 0.5cm places in the greenhouse and cultivates.Condition of culture is: 10～25 ℃ of temperature, relative moisture are 70% ± 10%.Treat that the weeds laggard seedling in the ranks of emerging decides strain, every basin alms bowl is 5 strains, treats that weeds grow to 4 leaves and adopt ASS-1 type pesticide spraying system (XR8003 shower nozzle, atomisation pressure 0.3MPa, spouting liquid 400kg/hm during the phase
2) the spray medicine, the fresh weight preventive effect of 4 all " Invest, Then Investigate " weeds.More than test all repeats 3 times, and every processing repeats 6 basins.Condition of culture is the same.Measurement result sees Table 1.
Adopt isoboles to measure tribenuron-methyl and the best proportioning of 2,4-d butyl ester.Obtain the effective dose ED that two single doses and each mixture suppress to broadcast ma wormwood artemisia fresh weight growth 90% by the linear regression of concentration logarithm-inhibiting rate probit value
90, simulate ED with calculator
90Isoeffect curve figure.Adopt dose addition model (Additive Dose Model, ADM) to estimate the synergy of using with between each medicament.
In the equivalent line chart that draws, the degree size that actual observed value departs from the ADM predicted value can reflect the enhancing of the drug effect that produces when mixture uses separately with respect to single dose or weaken, and this degree represents with synergy index K.As shown in Figure 1,
When K＜1, the expression antagonism; When K=1, the expression summation action; When K＞1, expression synergistic effect, synergy multiple=K-1.Adopt isoboles to carry out indoor joint toxicity measuring and can find out both composite ED of tribenuron-methyl and 2,4-d butyl ester
90Therefore equivalent line illustrates that both use with to adopt the cauline leaf facture to prevent and kill off to broadcast the ma wormwood artemisia notable synergistic effect is arranged under the additive effect line, tribenuron-methyl and 2,4-d butyl ester are mixed to broadcasting the synergy index of ma wormwood artemisia
Maximum synergy multiple=K-1=1.52-1=0.52, the mixture that tribenuron-methyl and 2,4-d butyl ester are composite, both ratios are 1: synergistic effect is maximum during 5-12.
The different proportionings of table 1 tribenuron-methyl and 2,4-d butyl ester are to broadcasting the inhibition of ma wormwood artemisia
The embodiment that the present invention enumerates is intended to further illustrate combination of the present invention and processing method, and scope of the present invention is not consisted of any restriction.
Claims (2)
1. tribenuron-methyl 2, the composite wheat paddock weed killer herbicide of 4-d butyl ester, it is characterized in that: the application form of this weed killer herbicide is oil-suspending agent, comprises following percentage by weight: 50-75% tribenuron-methyl and 2,4-d butyl ester active component, and auxiliary agent; Tribenuron-methyl and 2 wherein, 4-d butyl ester weight ratio is 1: 5-12, auxiliary agent comprises 1-5% stabilizing agent, 0.5-8% emulsifier, 0.2-5% defoamer and 2-28% solvent, and wherein stabilizing agent is one or more compositions in alkyl phosphate, fatty acid polyoxy alkane alkene ester, the phosphate; Emulsifier is for being two or more composition among OP-10, DBS-Ca, agricultural emulsifier NO．600, No. 500, farming breast, No. 1601, farming breast, farming breast 0202, Armal 22, ATLOX 3406F, Soitem 101, the Emulsogen M; Defoamer is one or more compositions among silicone, ATMOS 300, Arnox BP series, Chimipal PE 300, Emcol14, Nofoam, Pluronic, NOPCO P0-10, the AG-Foam; Solvent is two or more composition in toluene, dimethylbenzene, acetone, ethanol, dimethyl formamide, castor oil, peanut oil, soybean oil, olive oil, the rapeseed oil.
2. tribenuron-methyl 2 according to claim 1, the composite wheat paddock weed killer herbicide of 4-d butyl ester is characterized in that: described oil-suspending agent is selected following percentage by weight:
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1154795A (en) * | 1996-01-18 | 1997-07-23 | 化学工业部沈阳化工研究院 | Weedicide mixture of sulfonylurea |
| CN1347643A (en) * | 2000-10-11 | 2002-05-08 | 山东华阳科技股份有限公司 | New type herbicide |
| CN101411331A (en) * | 2008-12-01 | 2009-04-22 | 北京颖泰嘉和科技股份有限公司 | Herbicide composition |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1154795A (en) * | 1996-01-18 | 1997-07-23 | 化学工业部沈阳化工研究院 | Weedicide mixture of sulfonylurea |
| CN1347643A (en) * | 2000-10-11 | 2002-05-08 | 山东华阳科技股份有限公司 | New type herbicide |
| CN101411331A (en) * | 2008-12-01 | 2009-04-22 | 北京颖泰嘉和科技股份有限公司 | Herbicide composition |
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