CN1537428A - Composite of herbicide - Google Patents
Composite of herbicide Download PDFInfo
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- CN1537428A CN1537428A CNA2003101016136A CN200310101613A CN1537428A CN 1537428 A CN1537428 A CN 1537428A CN A2003101016136 A CNA2003101016136 A CN A2003101016136A CN 200310101613 A CN200310101613 A CN 200310101613A CN 1537428 A CN1537428 A CN 1537428A
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Abstract
A composite herbicide for corn field contains sym-triazabenzene kind of herbicide chosen from atrazine, simazine, etc, amide kind of herbicide chosen from acetochlor, butachlor, etc, and sulfonylurea kind of herbicide chosen from nicosulfuron, rimsulfuron, etc in weight ratio of (1-50):(1-50):1. It can be made-up of wettable powder, granula and tablet, etc.
Description
Technical field
The invention belongs to pesticide field, relate in particular to a kind of herbicidal composition.The invention provides a kind of by the composite pesticide herbicide composition of sym-trinitrobenzene, amide-type and sulfonylurea herbicide.This composition can enlarge the control spectrum of weed killer herbicide, improves their control efficiency, reduces dosage, reduces cost, and reduces environmental pollution.
Background technology
Owing to win honour for, strive fertilizer with crops, strive water, farmland weed causes very big loss to crops production every year, the method of present control farmland weed mainly is a spraying herbicide, and it is narrow that the weed killer herbicide of unitary class kills the grass spectrum, and the herbicidal composition of Recompounded multielement can enlarge grass spectrum extremely.
Triazine herbicide (as atrazine) is interior suction, conduction type herbicide, makes weeds death by disturbing photosynthesis of plants; Acetamide-group herbicides (as Acetochlor) are interior suction, conduction type herbicide, by the synthetic growth that suppresses cell of impede protein matter, weeds are stopped growing and withered.Sulfonylurea herbicide mostly is a herbicide after seedling, can be absorbed, conduct and make it to be suppressed by plant stem-leaf or death.The mixture preparation of sym-trinitrobenzene and acetamide-group herbicides can effectively be prevented and treated most of corn field weed, and our company has developed the suspended emulsion CN1029287C of sym-trinitrobenzene and acetamide-group herbicides in view of the above.But above-mentioned mixture preparation is mainly prevented and kill off the weeds of not being unearthed as yet by the closed soil effect, undesirable to the weeds effect of being unearthed, and sulfonylurea herbicide such as nicosulfuron, rimsulfuron etc. can be absorbed, conduct and make it to be suppressed by plant stem-leaf or death, so can effectively kill the weeds of being unearthed, compound can be made oil-suspending agent, wetting powder, dry suspending agent, water dispersible granules, granula, tablet, effervescent tablet, emulsifiable paste, pill.The synergistic complex of agricultural chemicals is the effective ways that enlarge the pesticide control spectrum and improve drug effect, up to now, does not find to be re-dubbed by sym-trinitrobenzene, amide-type and sulfonylurea herbicide the report of above-mentioned formulation pesticide herbicide composition as yet.
Summary of the invention
The object of the present invention is to provide a kind of by the composite pesticide herbicide composition of sym-trinitrobenzene, amide-type and sulfonylurea herbicide.The present invention is the weed killer herbicide of a kind of ternary or Recompounded multielement, sym-trinitrobenzene wherein, acetamide-group herbicides can be prevented and kill off the weeds of no seedlings by the closed soil effect, sulfonylurea herbicide such as nicosulfuron, rimsulfuron etc. can be absorbed, conduct and make it to be suppressed or be dead by plant stem-leaf, so can effectively kill the weeds of being unearthed.The mix preparation that adds sulfonylurea and make in s-triazine and acetamide-group herbicides can seal the weeds that do not emerge, and can kill the weeds that emerged again simultaneously.Complex preparation provided by the present invention has following characteristics: the removing activity height, broad weed-killing spectrum has grass to kill grass, does not have the grass sealing, can prevent and kill off effectively the rhizome of nutgrass flatsedge, lady's-grass, green foxtail, eleusine indica, knotweed, amaranth, lamb's-quarters, etc. multiple annual and perennial weed; Lasting period is long, and a drug can guarantee that the corn whole growing is not endangered by weeds; Safe, to corn and following batch of wheat safety.The present inventor has carried out research widely, has selected the ratio of three kinds of complex weedicides, and its crops that are suitable for are selected.Three kinds of dissimilar weed killer herbicides are carried out composite, be not easy to form stable compositions.In order to address the above problem, the inventor has at length studied the various dosage forms of this herbicidal composition, has obtained the stable formulation of herbicidal composition of the present invention finally.
Details are as follows with technical scheme of the present invention below:
A kind of herbicidal composition mainly contains sym-trinitrobenzene, amide-type and sulfonylurea herbicide.
Triazine herbicide described in the above-mentioned weed killer herbicide can be atrazine, Simanex, propazine and other triazine herbicide; Acetamide-group herbicides can be Acetochlor, butachlor, propisochlor, isopropyl methoxalamine and other acetamide-group herbicides; Sulfonylurea is nicosulfuron, rimsulfuron, thifensulfuron methyl, foramsulfuron, primisulfuronmethyl or other sulfonylurea herbicide.The preferred herbicidal composition of the present invention is the triazine herbicide atrazine, at least a with in acetamide-group herbicides Acetochlor, butachlor, propisochlor, the isopropyl methoxalamine, and at least a composition that is mixed in the sulfonylurea herbicide.The most preferred herbicidal composition of the present invention is the composition that atrazine, Acetochlor and sulfonylurea are mixed.
The part by weight of each active ingredient can change in the scope of broad in the above-mentioned weed killer herbicide, sym-trinitrobenzene in the formulation: amide-type: the weight ratio of sulfonylurea is 1-50: 1-50: 1, preferred weight ratio is 10-30: 10-30: 1, and most preferred weight ratio is 12-25: 12-25: 1.In the preparation of following weed killer herbicide, the weight content scope of the active ingredient of this weed killer herbicide is 0.1-80%, is preferably 10-70%, most preferably is 20-60%.
The preferred three kinds of active ingredients of the present invention are atrazine, Acetochlor and nicosulfuron, and concrete weight ratio is an atrazine: Acetochlor: nicosulfuron=20: 20: 1.
Utilize the above-mentioned weed killer herbicide active ingredient that is mixed, the inventor furthers investigate, and has prepared following stable formulation.Comprising: A, oil-suspending agent (OF); B, wetting powder (WP); C, dry suspending agent (DF); D, water dispersible granules (WG); E, granula (GR); F, tablet (TA) (comprising effervescent tablet), G, emulsifiable paste (GS), H, pill (PT).The preferred dosage form of the present invention is oil-suspending agent and wetting powder.Therefore the present invention relates to the various preparations of above-mentioned herbicidal activity composition further, and preparation method thereof.
Now details are as follows with preparation of the present invention and wherein each kind of composition:
A, oil-suspending agent (OF) are one or more pesticide active ingredients (wherein having a kind of former medicine of solid that is at least) high dispersive that forms in non-water system dispersion medium, stable suspension system.Oil-suspending agent of the present invention is made up of former medicine, vegetable oil and/or mineral oils solvent, emulsifier, wetting agent, dispersant etc.Wherein the plant oil solvent can be soya-bean oil, cottonseed oil, palm oil, cocoa butter, rapeseed oil, Semen Ricini oil, turpentine oil, enriching vegetable oil, sunflower wet goods; Mineral oil can be the senior aliphatic hydrocarbon wet goods of paraffin series oil, methyl naphthalene.Emulsifier can be the compound of one or more anion, non-ionic surface active agent, non-ionic surface active agent such as fatty acid esters of sorbitan, alkylphenol-polyethenoxy polyethenoxy ether, polyoxyethylene alkyl amine etc.Anion surfactant such as calcium dodecyl benzene sulfonate, neopelex etc.The non-ionic surface active agent in the emulsifier and the ratio of anion surfactant are 1-10: 1, and preferred proportion is 2-8: 1, wetting agent has lauryl sodium sulfate, JFC etc., and dispersant has sodium lignin sulfonate, NNO etc.In preparation, the content of active component is 0.1-80% weight, and the content of emulsifier is 1-20% weight, and the content of wetting agent and/or dispersant is 0.1-15% weight, the oil of surplus.
B, wetting powder (WP) are homodisperse preparations in water.Wetting powder of the present invention is except having added in former medicine as thinners such as potter's clay, diatomite or the inert substance, it also has ionic or nonionic surface active agent wetting agent or dispersant, for example, fatty alcohol polyglycol ether sulphate, fatty acid amide N-methyl cow-bezoar hydrochlorate, sodium sulfate of polyethenoxy ether of fatty alcohol etc.; Dispersant has sodium lignin sulfonate, NNO etc., and wetting agent has lauryl sodium sulfate, JFC etc.In preparation, the content of active component is 0.1-80% weight, and the content of wetting agent is 0.1-30% weight, and the content of dispersant is 0.1-15% weight, the thinner of surplus.
C, dry suspending agent (DF) are with former the effective elements of the medicine, wetting agent, dispersant and adhesive, form by the mixing granulation with water.Be used for wetting agent of the present invention and can be among sodium alkyl sulfate, the sodium alkyl benzene sulfonate plasma type surfactant one or more, its consumption is 0.1-20%; Be used for disintegrant of the present invention and can be among starch and derivative, alginic acid and salt and the clay etc. one or more, consumption is 0.1-20%; Be used for formaldehyde condensation products and one or more materials among the polycarboxylic acid surfactant, consumption 5-30% usually that dispersant of the present invention and bonding agent are lignosulfonates, alkylbenzenesulfonate, alkylnaphthalene sulfonate.
D, water dispersible granules (WG) are the formulations that grows up on wetting powder and aqueous suspension agent basis, and its outward appearance is graininess, disintegration quickly, dispersion in water, the dispersion of formation higher suspension.Water dispersible granules of the present invention is made up of former medicine, wetting agent, dispersant, binding agent, emulsifier and carrier.
E, granula (GR) are loose granule shape product, are made by former medicine, carrier and auxiliary agent.In the granula of the present invention, auxiliary agent has wetting agent, dispersant, emulsifier, binding agent, lubricant, helps disintegrant, adsorbent etc.
F, tablet (TA) and effervescent tablet are Formulation, and tablet of the present invention also has filler, wetting agent, dispersant, emulsifier, binding agent, lubricant, disintegrant, helps disintegrant etc. except that former medicine.
G, emulsifiable paste (GS) are ointment preparation, and emulsifiable paste of the present invention also has filler, wetting agent, dispersant, emulsifier, binding agent, lubricant etc. except that former medicine.
H, pill (PT) are ball shape preparation, and pill of the present invention also has wetting agent, dispersant, emulsifier, binding agent, lubricant, helps disintegrant, inert filler etc. except that former medicine.
Herbicidal composition of the present invention can control of maize Tanaka weeds.Can be used for preventing and kill off multiple annual and perennial weed, as the rhizome of nutgrass flatsedge, lady's-grass, green foxtail, eleusine indica, knotweed, amaranth, lamb's-quarters, etc.
The present invention relates to the using method of using herbicidal composition of the present invention to prevent and treat the weeds in the various crop further.Using the present composition in the farmland, during controlling weeds, can the present composition be diluted with water to certain concentration, adopt the conventional method of spraying insecticide to use weeds and get on according to conditions such as different crops, soil, weather and weeds populations.Herbicidal composition of the present invention can be used in corn field.Broadcast back, unearthed 2 leaf phases of the rhizome of nutgrass flatsedge, other weeds 3-5 leaf phase at corn, even spraying is in earth surface, soil.After dispenser, avoid destroying ground medicine administered to bring out the cold layer as far as possible, but can apply fertilizer or farming activities such as thinning.
Description of drawings
Cigarette. second. green bristlegrass oil-suspending agent processing technology figure (seeing Figure of description)
Atrazine, emulsifier and soya-bean oil are pulverized through ball milling and sand milling successively,, obtained to pack behind the qualified products through homogeneous, check with Acetochlor, nicosulfuron, emulsifier, wetting agent and dispersant.
Embodiment
The present invention will be described in detail below by specific embodiment.What should propose at this is that following embodiment is a purpose with illustration the present invention, and they are not construed as limiting the invention.Except as otherwise noted, the content of various compositions by weight.
Example of formulations:
Example of formulations 1: cigarette. second. the green bristlegrass oil-suspending agent
| Material name | 41% preparation | 52% preparation | 61.5% preparation |
| Atrazine | ????20 | ????25 | ????30 |
| Acetochlor | ????20 | ????25 | ????30 |
| Nicosulfuron | ????1 | ????2 | ????1.5 |
| Emulsifier | ????8 | ????10 | ????10 |
| Wetting agent | ????1 | ????1 | ????2 |
| Dispersant | ????4 | ????7 | ????9 |
| Soya-bean oil | Complement to 100 | Complement to 100 | Complement to 100 |
Annotate: 1. emulsifier is a fatty acid esters of sorbitan: calcium dodecyl benzene sulfonate-5: 1.
2. wetting agent is a fatty alcohol polyglycol ether sulphate: fatty acid amide N-methyl cow-bezoar hydrochlorate=2: 1.5.
3. dispersant is a sodium lignin sulfonate: NNO=1: 1.
Shown in above-mentioned embodiment 1, take by weighing each amount of substance, according to cigarette. second. specific method shown in the green bristlegrass oil-suspending agent processing technology figure, make the oil-suspending agent of different content of the present invention.
Example of formulations 2: wetting powder
| 48% preparation | 38% preparation | 45% preparation | 30% preparation |
| Simanex 20% | Atrazine 20% | Simanex 20% | Propazine 12% |
| Isopropyl methoxalamine 20% | Isopropyl methoxalamine 10% | Acetochlor 15% | Acetochlor 12% |
| Nicosulfuron 8% | Nicosulfuron 8% | Rimsulfuron 5% | Rimsulfuron 6% |
| Dispersant 12% | Dispersant 12% | Dispersant 10% | Dispersant 8% |
| Wetting agent 1% | Wetting agent 1% | Wetting agent 1% | Wetting agent 1% |
| Thinner to 100% | Thinner to 100% | Thinner to 100% | Thinner to 100% |
Annotate: 1. dispersant is NNO.
2. wetting agent is JFC.
3. thinner is kaolin or potter's clay.
Shown in above-mentioned embodiment, take by weighing each amount of substance,, but make the wet-milling of different content of the present invention according to the method for preparation wetting powder.
Drug effect embodiment:
41% cigarette. second. the test of green bristlegrass oil-suspending agent control of maize weeds in field
41% cigarette is adopted in this test. Acetochlor. the atrazine oil-suspending agent, wherein contain 20% atrazine, 20% Acetochlor and 1% cigarette active ingredient.Using dosage is 180 gram/mus.The contrast medicament is 50% atrazine aqueous suspension agent, consumption 72 gram/mus; 50% acetochlor ec, consumption 72 gram/mus; But 4% nicosulfuron wet-milling, consumption 45 gram/mus.The blank spray amount of waiting until clear water.
Blank spray equivalent clear water.
For studying thing is corn.
Choosing the plot that long-term weeds kind is many, density is big is the test region.Weeds mainly contain the rhizome of nutgrass flatsedge, lady's-grass, green foxtail, eleusine indica, knotweed, amaranth, lamb's-quarters etc.Test method is that corn is broadcast the back, the rhizome of nutgrass flatsedge is unearthed 2 leaf phases, other weeds 3-5 leaf phase, and even spraying is in earth surface, soil.Even dispenser is carried out in one sub-district, one sub-district.In addition, every sub-district is fixed 5 strains and is sprayed weed killer herbicide, as the situation of observing poisoning.Not dispenser of blank, not weeding.After the dispenser corn being carried out consistent conventional cultivation handles.
Experiment is totally 8 chemicals treatment and 1 blank.Each is handled equal 4 times and repeats.
The upgrowth situation of 2-10 days range estimation weeds and the fertility condition of corn after the medication were observed once in per 2 days.Handle and observed weeds kind and the quantity that each is handled in back 15 days.Handle and investigated weeds strain number and fresh weight in back 30 days.Divide the sub-district harvesting corn at last, singles receive in fact.
The computational analysis method of drug effect is as follows:
Strain preventive effect=(check plot weeds strain number-treatment region weeds strain number)/check plot weeds strain number * 100%
Fresh weight preventive effect=(check plot weeds fresh weight-treatment region weeds fresh weight)/check plot weeds fresh weight * 100%
Rate of growth=(treatment region per mu yield-check plot per mu yield)/check plot per mu yield * 100%
Calculate respectively and respectively handle the herbicidal effect of sub-district, preventive effect percentage carries out new multipole difference analysis.
Symphyogenetic differentiation is adopted fast and practical Colby method.If E is the expection weeds preventive effect of using with between compound (%), X, Y and Z are respectively the weeds preventive effects (%) of three kinds of compound list times spent.Then:
E＝(XY+XZ+YZ)/100
Table 1 is 15 days the strain preventive effect table of comparisons after the chemicals treatment.
Table 2 is strain preventive effect tables of comparisons of 30 days after the chemicals treatment.
Table 4 is output application forms.
Table 3 is fresh weight preventive effect tables of comparisons of 30 days after the chemicals treatment.
Atrazine, Acetochlor and nicosulfuron are used energy synergy, 41% cigarette with among the present invention as can be seen from the table. second. and the weed killer herbicide of green bristlegrass oil-suspending agent has good preventive effect to most of weeds, and effect of increasing production is obvious.
This weed killer herbicide removing activity height, broad weed-killing spectrum has grass to kill grass, does not have the grass sealing; Sulfonylurea herbicide is noresidue in soil, and is environmentally safe; Whole growth phase of corn to corn safety, the fertility proterties of corn is had no adverse effects, volume increase obviously; Use compound formulation, also have synergistic effect, the reduction during of the consumption of three kinds of weed killer herbicides all than single uses, thus improved herbicidal effect, increased safety, reduced cost, reduced environmental pollution.
15 days strain preventive effect contrast after table one, the dispenser
| Medicament | Formulation rate (ga.i./mu) | The actual preventive effect % of the rhizome of nutgrass flatsedge | Rhizome of nutgrass flatsedge Colby method expection preventive effect % | The actual preventive effect % of lady's-grass | Lady's-grass Colby method expection preventive effect % | The actual preventive effect % of green foxtail | Green foxtail Colby method expection preventive effect % | The actual preventive effect % of eleusine indica | Eleusine indica Colby method expection preventive effect % | The actual preventive effect % of knotweed | Knotweed Colby method expection preventive effect % | Lamb's-quarters and the actual preventive effect % of amaranth class | Lamb's-quarters and amaranth class Colby method expection preventive effect % |
| Acetochlor | ????36 | ????35.80 | ????48.06 | ????45.66 | ????38.20 | ????47.11 | ????39.21 | ||||||
| Atrazine | ????36 | ????30.21 | ????32.33 | ????40.24 | ????35.34 | ????38.24 | ????28.76 | ||||||
| Nicosulfuron | ????0.6 | ????65.14 | ????59.47 | ????62.18 | ????61.99 | ????58.90 | ????57.31 | ||||||
| Nicosulfuron | ????1.2 | ????80.30 | ????68.31 | ????68.02 | ????70.87 | ????67.43 | ????65.19 | ||||||
| Nicosulfuron | ????1.8 | ????90.59 | ????81.65 | ????79.93 | ????81.83 | ????75.58 | ????77.04 | ||||||
| Acetochlor+atrazine+nicosulfuron | ??36+36+0.6 | ????78.02 | ????53.81 | ????76.25 | ????63.35 | ????75.24 | ????71.78 | ????68.23 | ????59.09 | ????76.66 | ????68.28 | ????65.06 | ????38.47 |
| Acetochlor+atrazine+nicosulfuron | ??36+36+1.2 | ????90.15 | ????63.82 | ????88.04 | ????70.45 | ????86.36 | ????76.80 | ????80.19 | ????65.61 | ????85.39 | ????75.56 | ????70.25 | ????55.59 |
| Acetochlor+atrazine+nicosulfuron | ??36+36+1.8 | ????98.85 | ????70.61 | ????95.47 | ????81.18 | ????94.95 | ????87.03 | ????95.70 | ????73.68 | ????94.07 | ????82.51 | ????85.00 | ????63.65 |
| CK (clear water) | ????0 | ????0 | ????0 | ????0 | ????0 | ????0 | ????0 | ????0 | ????0 | ????0 | ????0 | ????0 | ????0 |
30 days strain preventive effect contrast after table two, the dispenser
| Medicament | Formulation rate (ga.i./mu) | The actual preventive effect % of the rhizome of nutgrass flatsedge | Rhizome of nutgrass flatsedge Colby method expection preventive effect % | The actual preventive effect % of lady's-grass | Lady's-grass Colby method expection preventive effect % | The actual preventive effect % of green foxtail | Green foxtail Colby method expection preventive effect % | The actual preventive effect % of eleusine indica | Eleusine indica Colby method expection preventive effect % | The actual preventive effect % of knotweed | Knotweed Colby method expection preventive effect % | Lamb's-quarters and the actual preventive effect % of amaranth class | Lamb's-quarters and amaranth class Colby method expection preventive effect % |
| Acetochlor | ????36 | ????40.16 | ????52.37 | ????47.08 | ????43.51 | ????52.72 | ????45.11 | ||||||
| Atrazine | ????36 | ????35.67 | ????35.91 | ????42.35 | ????40.22 | ????39.90 | ????33.82 | ||||||
| Nicosulfuron | ????0.6 | ????68.24 | ????60.28 | ????65.33 | ????63.12 | ????63.17 | ????57.07 | ||||||
| Nicosulfuron | ????1.2 | ????82.31 | ????72.14 | ????71.27 | ????71.65 | ????70.80 | ????65.30 | ||||||
| Nicosulfuron | ????1.8 | ????91.85 | ????82.84 | ????83.70 | ????85.37 | ????76.33 | ????80.28 | ||||||
| Acetochlor+atrazine+nicosulfuron | ????36+36+0.6 | ????85.43 | ????66.06 | ????88.26 | ????72.03 | ????84.63 | ????78.37 | ????80.01 | ????70.35 | ????86.02 | ????79.54 | ????72.44 | ????60.30 |
| Acetochlor+atrazine+nicosulfuron | ????36+36+1.2 | ????93.92 | ????76.74 | ????94.76 | ????82.49 | ????92.09 | ????83.67 | ????92.70 | ????77.49 | ????92.75 | ????86.61 | ????83.01 | ????66.80 |
| Acetochlor+atrazine+nicosulfuron | ????36+36+1.8 | ????100 | ????83.97 | ????100 | ????91.94 | ????100 | ????94.79 | ????100 | ????88.97 | ????98.08 | ????91.74 | ????95.52 | ????78.62 |
| CK (clear water) | ????0 | ????0 | ????0 | ????0 | ????0 | ????0 | ????0 | ????0 | ????0 | ????0 | ????0 | ????0 | ????0 |
30 days fresh weight preventive effect contrast after table three, the dispenser
| Medicament | Formulation rate (ga.i./mu) | The actual preventive effect % of the rhizome of nutgrass flatsedge | Rhizome of nutgrass flatsedge Colby method expection preventive effect % | The actual preventive effect % of lady's-grass | Lady's-grass Colby method expection preventive effect % | The actual preventive effect % of green foxtail | Green foxtail Colby method expection preventive effect % | The actual preventive effect % of eleusine indica | Eleusine indica Colby method expection preventive effect % | The actual preventive effect % of knotweed | Knotweed Colby method expection preventive effect % | Lamb's-quarters and the actual preventive effect % of amaranth class | Lamb's-quarters and amaranth class Colby method expection preventive effect % |
| Acetochlor | ????36 | ????42.33 | ????50.05 | ????49.26 | ????48.47 | ????50.07 | ????40.78 | ||||||
| Atrazine | ????36 | ????33.67 | ????31.20 | ????40.00 | ????31.06 | ????40.30 | ????35.94 | ||||||
| Nicosulfuron | ????0.6 | ????65.21 | ????58.44 | ????60.18 | ????59.43 | ????54.71 | ????56.09 | ||||||
| Nicosulfuron | ????1.2 | ????81.44 | ????70.56 | ????71.32 | ????67.85 | ????61.55 | ????64.17 | ||||||
| Nicosulfuron | ????1.8 | ????92.60 | ????85.11 | ????85.31 | ????86.01 | ????75.23 | ????75.22 | ||||||
| Acetochlor+atrazine+nicosulfuron | ????36+36+0.6 | ????88.66 | ????63.81 | ????85.70 | ????63.09 | ????90.43 | ????73.41 | ????88.46 | ????62.31 | ????85.85 | ????69.62 | ????84.51 | ????57.69 |
| Acetochlor+atrazine+nicosulfuron | ????36+36+1.2 | ????95.24 | ????76.14 | ????95.15 | ????72.94 | ????97.22 | ????83.36 | ????92.17 | ????69.01 | ????93.74 | ????75.80 | ????90.97 | ????63.89 |
| Acetochlor+atrazine+nicosulfuron | ????36+36+1.8 | ????100 | ????84.63 | ????100 | ????84.76 | ????100 | ????95.84 | ????100 | ????83.45 | ????99.25 | ????88.16 | ????96.76 | ????72.36 |
| CK (clear water) | ????0 | ????0 | ????0 | ????0 | ????0 | ????0 | ????0 | ????0 | ????0 | ????0 | ????0 | ????0 | ????0 |
Table 4, output application form
| Medicament | Formulation rate (ga.i./mu) | Output Kg/ mu | Otherness | The amount of increase in production (%) that dispenser is handled |
| Acetochlor | ????36 | ????82.21 | ????C | ????6.97 |
| Atrazine | ????36 | ????80.36 | ????C | ????4.57 |
| Nicosulfuron | ????0.6 | ????84.05 | ????B | ????9.36 |
| Nicosulfuron | ????1.2 | ????88.54 | ????B | ????15.21 |
| Nicosulfuron | ????1.8 | ????90.54 | ????B | ????17.81 |
| Acetochlor+atrazine+nicosulfuron | ????36+36+0.6 | ????95.32 | ????A | ????24.03 |
| Acetochlor+atrazine+nicosulfuron | ????36+36+1.2 | ????98.77 | ????A | ????28.52 |
| Acetochlor+atrazine+nicosulfuron | ????36+36+1.8 | ????103.49 | ????A | ????34.66 |
| CK (clear water) | ????0 | ????76.85 |
Claims (10)
1. herbicidal composition, it is characterized in that containing sym-trinitrobenzene, amide-type and sulfonylurea herbicide, triazine herbicide wherein can be atrazine, Simanex or propazine, acetamide-group herbicides can be Acetochlor, butachlor, propisochlor or isopropyl methoxalamine, sulfonylurea is nicosulfuron, rimsulfuron, thifensulfuron methyl, foramsulfuron or primisulfuronmethyl, sym-trinitrobenzene: amide-type: the weight ratio of sulfonylurea is 1-50: 1-50: 1.
2. require 1 herbicidal composition according to aforesaid right, it is characterized in that active constituent content is a 0.1-80% weight.
3. require 1 herbicidal composition according to aforesaid right, it is characterized in that containing the composition that atrazine, Acetochlor and nicosulfuron are mixed.
4. according to claim 1---3 herbicidal composition, the anharmonic ratio that it is characterized in that each active ingredient is an atrazine: Acetochlor: nicosulfuron=20: 20: 1.
5. according to the herbicidal composition of above-mentioned arbitrary claim, it is characterized in that to be mixed with oil-suspending agent, wetting powder, dry suspending agent, water dispersible granules, granula, tablet, effervescent tablet, emulsifiable paste, pill.
6. according to claim 1---5 herbicidal composition, the content that it is characterized in that active component in the oil-suspending agent is 0.1-80% weight, and the content of emulsifier is 1-20% weight, and the content of wetting agent and/or dispersant is 0.1-15% weight, the oil of surplus.
7. according to the preparation of claim 6, emulsifier can be the compound of one or more anion, non-ionic surface active agent, non-ionic surface active agent can be fatty acid esters of sorbitan, alkylphenol-polyethenoxy polyethenoxy ether or polyoxyethylene alkyl amine, anion surfactant can be calcium dodecyl benzene sulfonate or neopelex, wetting agent can be lauryl sodium sulfate or JFC, and dispersant can be sodium lignin sulfonate or NNO.
8. according to claim 1---the Herbicidal combinations in 7 is characterized in that cigarette. second. each composition weight content is an atrazine 20% in the green bristlegrass oil-suspending agent, Acetochlor 20%, nicosulfuron 1%, emulsifier 8%, wetting agent 1%, dispersant 4%, the soya-bean oil of surplus.
9. according to claim 1---the Herbicidal combinations in 8; it is characterized in that cigarette. second. emulsifier is a fatty acid esters of sorbitan in the green bristlegrass oil-suspending agent: calcium dodecyl benzene sulfonate-5: 1; wetting agent is a fatty alcohol polyglycol ether sulphate: fatty acid amide N-methyl cow-bezoar hydrochlorate=2: 1.5, dispersant is a sodium lignin sulfonate: NNO=1: 1.
10. the using method of a herbicidal composition is characterized in that the composition of claim 1-9 is used controlling weeds in the corn field.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2003101016136A CN1537428A (en) | 2003-10-22 | 2003-10-22 | Composite of herbicide |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2003101016136A CN1537428A (en) | 2003-10-22 | 2003-10-22 | Composite of herbicide |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1537428A true CN1537428A (en) | 2004-10-20 |
Family
ID=34333062
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2003101016136A Pending CN1537428A (en) | 2003-10-22 | 2003-10-22 | Composite of herbicide |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1537428A (en) |
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| CN100450359C (en) * | 2005-12-02 | 2009-01-14 | 江西正邦化工有限公司 | Herbicide composition |
| CN102326573A (en) * | 2011-06-23 | 2012-01-25 | 陕西韦尔奇作物保护有限公司 | Weeding composition containing rimsulfuron |
| CN101530106B (en) * | 2009-04-21 | 2012-09-26 | 北京颖泰嘉和生物科技有限公司 | Herbicide composition containing sulfonylurea, pyridine and acetochlor and use thereof |
| CN101518239B (en) * | 2008-02-28 | 2012-10-03 | 北京绿色农华植保科技有限责任公司 | Captan water dispersible granule and preparation method thereof |
| CN102763658A (en) * | 2012-08-16 | 2012-11-07 | 济南绿邦化工有限公司 | Safety herbicide for corn field |
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| CN104255761A (en) * | 2014-09-09 | 2015-01-07 | 青岛润鑫伟业科贸有限公司 | Corn field herbicide |
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| CN105052979A (en) * | 2015-08-21 | 2015-11-18 | 洛阳农林科学院 | Pest and weed integrated control method for seedling-stage summer maize |
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