CN103190447A - Sterilization composition - Google Patents
Sterilization composition Download PDFInfo
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- CN103190447A CN103190447A CN2013101060768A CN201310106076A CN103190447A CN 103190447 A CN103190447 A CN 103190447A CN 2013101060768 A CN2013101060768 A CN 2013101060768A CN 201310106076 A CN201310106076 A CN 201310106076A CN 103190447 A CN103190447 A CN 103190447A
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- wuyiencin
- biguanides
- bactericidal composition
- octyl benzene
- benzene sulfonates
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Abstract
The invention relates to a sterilization composition which takes iminoctadine tris and wuyiencin as effective components, wherein the mass ratio between the iminoctadine tris and the wuyiencin is (50-1):(1-20). The compound preparation for controlling wheat powdery mildew is remarkable in synergism and has the effect up to more than 90%, and the effect of the compound preparation is obviously higher than that of the single preparation. The compound preparation is good in fast-acting property and persistence and more in mechanisms and points of action, and can effectively delay the growth and development of drug resistance of pathogenic bacteria, thus reducing the absolute dosage of pesticide and reducing the environmental pollution. The compound preparation is simple in preparation technology, low in cost, remarkable in economical benefit, wide in disease prevention spectrum and high in biosecurity, and has remarkable function of increasing the yield.
Description
Technical field
The present invention relates to pesticide field, relate to a kind of bactericidal composition of preventing and treating wheat powdery mildew particularly.
Background technology
Biguanides three octyl benzene sulfonates, chemical name: 1,1-octyl group methylene biguanides, three octyl phenylbenzimidazole sulfonic acid salt.Biguanides three octyl benzene sulfonates are wide spectrum, low toxicity bactericide, suppress the biosynthesis of germ quasi-grease compound, and local permeability is strong, and pathogen sac fungi, imperfect fungus are had very high growth inhibitory activity.
Wuyiencin can suppress the synthetic of pathogen protein, and suppresses pathogen thalline mycelial growth, sporulation, sprouting and influence the somatic cells membrane permeability, and changes the narrow idea that this health of simple sterilization is controlled; Wuyiencin can be adjusted crop health, rational plant type, reasonably root/hat compares, suitable blade face coefficient, the amount of bearing fruit that is fit to, also adjust rationally colony's quantity uniformly for colony, the strong especially and weak especially plant of growing way is fewer in colony, makes the normal distribution of whole plants colony be tending towards mean.Wuyiencin can carry out induction of resistance to plant, induces that the crop product is killed, the material of repellent pathogen.These materials can be kept the plant health that (perhaps hangs down under the cause of disease pressure) under the normal condition, and how much theirs depends on that the plant organic matter accumulation is the energy situation.Under the situation that pathogen infects; plant can experience the cause of disease signal; and transmit these signals; start corresponding defense mechanism; this start-up course comprise change, Buchner's bodies and the protective enzyme transcript and expression of free radical outburst, hormonal readiness enhancing, secondary substance synthetic, barrier material and kill, drive away a large amount of synthetic of damage by disease and insect material, reach the purpose that health is controlled.Wuyiencin has good preventive effect to vegetables, fruit tree, grain and economic crops fungal disease, to the powdery mildew on the various crops leaf mold, gummosis, scab, virus disease, shot hole very high preventive effect is all arranged, also have certain production-increasing function simultaneously.
Since the later stage seventies 20th century, wheat powdery mildew rises to main disease in China wheat belt, seriously restricts Wheat Production.Coastal the north and area, the Huaibei, wheat powdery mildew takes place about 4 grades throughout the year.The control medicament of present little powdery mildew of wheat and barley mainly contains triazole type, miazines, benzimidazole, methoxy acrylic and thiocarbamate class etc.But the wheat powdery mildew variation is fast, and breeding is rapid, and the long-term single use of medicament, causes wheat powdery mildew easily to develop immunity to drugs.
One of drug-fast solution route is to adopt the medicament of the different modes of action to be mixed, and changes the action site of medicament, produces new physiological change and the phenomenon no longer responsive to medicament to overcome after pathogen adapts to medicament.Therefore, the pesticide resistance that provides a kind of new bactericide to overcome wheat is significant.
Summary of the invention
The purpose of this invention is to provide a kind of efficient, low toxicity, low-residual, to Environmental compatibility is good, cost is lower, active ingredient is the bactericidal composition of biguanides three octyl benzene sulfonates and Wuyiencin.
To achieve these goals, the present invention adopts following technical scheme:
A kind of bactericidal composition, described bactericidal composition is main active ingredient with biguanides three octyl benzene sulfonates and Wuyiencin, the mass ratio of biguanides three octyl benzene sulfonates and Wuyiencin is (50-1): (1-20) preferred (20-1): (1-15); Further preferred (10-1): (1-10).
Wherein, the content sum of described biguanides three octyl benzene sulfonates and Wuyiencin is the 20-60% of bactericidal composition gross mass percentage composition.
Wherein, the mass ratio of biguanides three octyl benzene sulfonates and Wuyiencin is 1:1; The content sum of described biguanides three octyl benzene sulfonates and Wuyiencin is 40% of bactericidal composition gross mass percentage composition.
Described bactericidal composition is wetting powder, suspending agent, water dispersible granules.
Composite bactericide of the present invention can be mixed with various types of preparations according to technology well known in the art, for example wetting powder, suspending agent, water dispersible granules etc.
Described wetting powder comprises following composition by weight: biguanides three octyl benzene sulfonate 1-10 parts, and Wuyiencin 1-50 part is drawn back powder 1-5 part, sodium lignin sulfonate 1-10 part, talcum powder 1-20 part, kaolin complements to 100 parts.Preferred ingredient is: biguanides three octyl benzene sulfonates 10%, and Wuyiencin 40% draws back powder 3%, sodium lignin sulfonate 6%, talcum powder 15%, kaolin complements to 100%.
Described suspending agent comprises following composition by weight: biguanides three octyl benzene sulfonate 1-20 parts, Wuyiencin 1-40 part, sodium lignin sulfonate 1-10 part, lignosulfonates 1-10 part, xanthan gum 0.1-5 part, calcium dodecyl benzene sulfonate 1-5, Sodium Polyacrylate 1-5 part, empgen BB 1-5 part, octyl phenol polyglycol ether 1-5 part, glycerine 1-5, propane diols 1-5, gum Arabic 0.1-1, water complement to 100 parts.Preferred ingredient is: biguanides three octyl benzene sulfonates 8%, and Wuyiencin 40%, lignosulfonates 10%, Sodium Polyacrylate 5%, octyl phenol polyglycol ether 5%, propane diols 3%, water complements to 100%.
Described water dispersible granules by weight, comprise following composition: biguanides three octyl benzene sulfonate 1-30 parts, Wuyiencin 1-40 part, polyvinyl alcohol 1-5 part, lauryl sodium sulfate 1-10 part, sodium lignin sulfonate 1-10 part, lignosulfonates 1-10 part, sodium chloride 1-5 part, polyethylene glycol 1-5 part, soluble starch 1-5 part, kaolin complement to 100 parts.Preferred ingredient is: biguanides three octyl benzene sulfonates 25%, and Wuyiencin 35%, lauryl sodium sulfate 6%, sodium lignin sulfonate 4%, sodium chloride 2%, polyethylene glycol 3%, soluble starch 3%, kaolin complements to 100%.
The application of above-mentioned bactericidal composition in the control wheat powdery mildew.
In composite bactericide of the present invention, described filler is one or more fillers that are selected from white carbon, kaolin, fine particle calcium carbonate, diatomite, bentonite, nitrous acid spent pulping liquor (in solids).
Composite bactericide of the present invention, adjuvant used this area usual auxiliaries that is is as sodium lignin sulfonate, sodium carboxymethylcellulose (CMC), neopelex, naphthalene sulfonic acid-formaldehyde condensation product sodium salt (NNO), cyclohexanone, OP type emulsifier, ethylene glycol, ethylene glycol monobutyl ether, aluminium-magnesium silicate powder, polyoxy ethyl alkyl ether, Nonyl pheno base ether and sodium alkyl benzene sulfonate mixture.
Advantage of the present invention is: the complex preparation synergistic effect of described control wheat powdery mildew is remarkable, and effect is up to more than 90%, apparently higher than unitary agent.This complex preparation quick-acting and lasting effect are good, and mechanism of action and site are many, can effectively delay the drug-fast generation of pathogen and development, thereby reduce the absolute dosage of agricultural chemicals, alleviate environmental pollution.Preparation technology is simple for this complex preparation, and cost is low, remarkable in economical benefits, and the diseases prevention spectrum is wide, and the biological safety height has tangible production-increasing function in addition.
Embodiment
In order to make purpose of the present invention, technical scheme and advantage more short and sweet, the present invention describes with following specific embodiment, but the present invention only limits to these examples absolutely not.The following stated only is the present invention embodiment preferably, only is used for describing the present invention, can not be interpreted as the restriction to scope of the present invention.Should be pointed out that all any modifications of making within the spirit and principles in the present invention, be equal to replacement and improvement etc., all should be included within protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Following examples are used for explanation the present invention, but are not used for limiting the scope of the invention.
Embodiment 1
Following prescription entered in the blender after the coarse crushing in proportion mix, after air-flow is pulverized, namely make corresponding wetting powder again.
Prepare the wetting powder of following different content biguanides three octyl benzene sulfonates as stated above:
Embodiment 6
Following prescription is pulverized in proportion in advance, added in the sand mill and grind, allotment makes corresponding suspending agent after high shear mixing.
Prepare the suspending agent of following different content biguanides three octyl benzene sulfonates as stated above:
Embodiment 11
Following prescription is evenly mixed in proportion, add in the sand mill again and grind, mix suitable quantity of water granulation allotment and make corresponding water dispersible granules.
Prepare the water dispersible granules of following different content biguanides three octyl benzene sulfonates as stated above:
Test example 1
Biguanides three octyl benzene sulfonates and Wuyiencin combination sterilization composition are to the Toxicity Determination of wheat powdery mildew, and institute's with medicament 40% biguanides three octyl benzene sulfonate wetting powders are that Longdeng Chemical Co Ltd, Jiangsu produces, 2% Wuyiencin aqua is produced for Shandong Weifang Wansheng Biological Pesticide Co., Ltd..
Adopt the stripped leaf section method of spraying to carry out.
The medicament preparation accurately takes by weighing biguanides three octyl benzene sulfonates, Wuyiencin, is mixed with 100 μ g/mL mother liquors respectively; Undertaken composite and dilute being required series concentration by different proportionings, standby.
The healthy wheat seeding of indoor pot, a leaf be excess inoculation fresh white oidium powder wholeheartedly the time, isolates and cultivates.Wheat leaf blade begins to occur infection court behind inoculation 4~5d, in superclean bench, cut the first leaf 3cm section of coming into leaves, facing up places on the diameter 30cm atomizing sedimentation tower chassis, sprays the series concentration soup, soup evenly distribute (QWJ-150 does not have oily quiet air compressor machine pressure 0.1mpa).After drying, the leaf section faced up to place on the culture dish agar plate (contain 0.5%Agar, benzimidazole 0.06gL
-1), 5 in every ware becomes a measuring unit, repeats 4 wares.4 repetitions are established in test.16h illumination/8h is dark alternately cultivates, and cultivates each leaf section of 5~7d " Invest, Then Investigate " under (17 ± 1) ℃ condition and infects and count.Calculate and respectively handle inhibiting rate, regression equation and EC
50Value is used the analysis of DPS software statistics.
Inhibiting rate (%)=(1-handle the leaf section on average infect the leaf section of counting/contrast on average infect count) * 100
Wadley computing formula: estimate composite dose synergy by comparing coefficient of synergism (SR).
EC
50(theory)=(a+b)/(a/EC
50A+b/EC
50B)
SR=EC
50(theory)/EC
50(reality)
A, B represent the ratio that two kinds of medicament component: a, b are A, B two components content in compounded combination respectively.
SR≤0.5 is antagonism; SR:0.5~1.5 are summation action; SR 〉=1.5 are synergistic effect.
Concrete measurement result sees Table 1.
The Toxicity Determination result of table 1 biguanides three octyl benzene sulfonates and Wuyiencin
Toxicity Determination result shows: biguanides three octyl benzene sulfonates: Wuyiencin is (20-1) with weight ratio: (1-15) composite have virulence preferably to wheat powdery mildew, and significant synergistic effect is arranged.
Test example 2
The wheat powdery mildew field trial:
Trial crops is wheat, and kind is susceptible production kind Handan wheat 6172.Test site is positioned at Guantao, Handan, plants wheat year after year, and powdery mildew takes place throughout the year, and preceding crop is corn.Physical features is smooth, and soil property is loam, and water and fertilizer condition is better, and planting density is mu spike number 380,000, and on October 3 date of seeding, line-spacing is 0.25m.The cultivation condition uniformity, management Pass Test requirement.Trial crops breeding time is that the wheat jointing is to the pustulation period.
The medicament preparation is required series concentration with different embodiment medicament dilutions, and is standby.
Randomized arrangement is adopted in the experimental plot.Residential quarter area 15m
2, 4 repetitions.
Spraying time and number of times: during field first meeting on May 5 (wheat grain filling phase) disease leaf, foliar spray.
Use apparatus and application method: adopt Jacto-40 type knapsack hand sprayer spray pesticide, spraying is evenly thoughtful, is blank with the clear water.Be 45L/ mu with amount of liquid medicine.
Meteorological data: though duration of test does not have the harsh weather influence, spring drought influences the development of the state of an illness year after year.Fine during dispenser, calm no rain.
Investigation method and grade scale: every residential quarter is got 5 investigation at random, every some investigation 20 strains, and 3 blades are investigated in every strain from top to bottom, account for the percentage classification of whole leaf area by scab on the blade.
Grade scale:
0 grade: no scab;
1 grade: scab accounts for below 5% of whole leaf area;
3 grades: scab accounts for the 6-10% of whole leaf area;
5 grades: scab accounts for the 11-25% of whole leaf area;
7 grades: scab accounts for the 26-50% of whole leaf area;
9 grades: scab accounts for more than 50% of whole leaf area.
Control time: state of an illness radix is zero (May 5) before the dispenser; Investigation on 10 days (May 15) incidence after the medication.
The drug effect computational methods: field investigation is respectively handled the disease number of sheets and is recorded the state of an illness, calculates disease index, relative control effect according to above stage division, and The data Deng Kenshi duncan's new multiple range method (DMRT) carries out statistical analysis.
Disease index=∑ (the sick numbers of sheets at different levels * relative level numerical value)/(investigation sum * 9) * 100.
Concrete result of the test sees Table 2.
Table 2 control wheat powdery mildew field test results
Annotate: letter represents the new multipole significant difference of Duncan and carries out analysis result.
As can be seen from Table 2, the embodiment of the invention 1, embodiment 2, embodiment 6, embodiment 7, embodiment 8,12 pairs of wheat powdery mildews of embodiment 11, embodiment have the better prevention effect.The medication of spraying of the general their early stage of bactericidal composition of biguanides three octyl benzene sulfonates and Wuyiencin has preventive effect preferably to wheat powdery mildew.Compare with single agent, saved cost.
Test example 3
The bactericidal composition of biguanides three octyl benzene sulfonates and Wuyiencin is to the mensuration of wheat yield influence.Concrete result of the test sees Table 3.
Table 3 bactericidal composition is to the production-increasing function result of wheat
Annotate: letter represents the new multipole significant difference of Duncan and carries out analysis result.
By above-mentioned table 3 as can be known, the bactericidal composition of biguanides three octyl benzene sulfonates and Wuyiencin has tangible production-increasing function to wheat.R﹠D and promotion of the present invention is significant.
Though above the present invention is described in detail with a general description of the specific embodiments, on basis of the present invention, can make some modifications or improvements it, this will be apparent to those skilled in the art.Therefore, these modifications or improvements all belong to the scope of protection of present invention without departing from theon the basis of the spirit of the present invention.
Claims (10)
1. a bactericidal composition is characterized in that, described bactericidal composition is main active ingredient with biguanides three octyl benzene sulfonates and Wuyiencin, and the mass ratio of biguanides three octyl benzene sulfonates and Wuyiencin is (50-1): (1-20).
2. bactericidal composition according to claim 1 is characterized in that, the mass ratio of biguanides three octyl benzene sulfonates and Wuyiencin is (20-1): (1-15).
3. bactericidal composition according to claim 1 is characterized in that, the mass ratio of biguanides three octyl benzene sulfonates and Wuyiencin is (10-1): (1-10).
4. bactericidal composition according to claim 1 is characterized in that, the content sum of described biguanides three octyl benzene sulfonates and Wuyiencin is the 20-60% of bactericidal composition gross mass percentage composition.
5. bactericidal composition according to claim 1 is characterized in that, the mass ratio of biguanides three octyl benzene sulfonates and Wuyiencin is 1:1; The content sum of described biguanides three octyl benzene sulfonates and Wuyiencin is 40% of bactericidal composition gross mass percentage composition.
6. bactericidal composition according to claim 1 is characterized in that, described bactericidal composition is wetting powder, suspending agent, water dispersible granules.
7. bactericidal composition according to claim 6, it is characterized in that, described wetting powder by weight, comprise following composition: biguanides three octyl benzene sulfonate 1-10 parts, Wuyiencin 1-50 part is drawn back powder 1-5 part, sodium lignin sulfonate 1-10 part, talcum powder 1-20 part, kaolin complement to 100 parts.
8. bactericidal composition according to claim 6, it is characterized in that, described suspending agent by weight, comprise following composition: biguanides three octyl benzene sulfonate 1-20 parts, Wuyiencin 1-40 part, sodium lignin sulfonate 1-10 part, lignosulfonates 1-10 part, xanthan gum 0.1-5 part, calcium dodecyl benzene sulfonate 1-5, Sodium Polyacrylate 1-5 part, empgen BB 1-5 part, octyl phenol polyglycol ether 1-5 part, glycerine 1-5, propane diols 1-5, gum Arabic 0.1-1, water complement to 100 parts.
9. bactericidal composition according to claim 6 is characterized in that, described water dispersible granules by weight, comprise following composition: biguanides three octyl benzene sulfonate 1-30 parts, Wuyiencin 1-40 part, polyvinyl alcohol 1-5 part, lauryl sodium sulfate 1-10 part, sodium lignin sulfonate 1-10 part, lignosulfonates 1-10 part, sodium chloride 1-5 part, polyethylene glycol 1-5 part, soluble starch 1-5 part, kaolin complement to 100 parts.
10. the application of the arbitrary described bactericidal composition of claim 1-9 in the control wheat powdery mildew.
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN103988846A (en) * | 2014-05-29 | 2014-08-20 | 江苏龙灯化学有限公司 | Fungicidal composition |
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CN101066059A (en) * | 2007-06-04 | 2007-11-07 | 中国农业科学院植物保护研究所 | Soluble Wuyiencin powder and its prepn process |
CN102919258A (en) * | 2012-10-11 | 2013-02-13 | 成都科利隆生化有限公司 | Pesticide composition containing iminoctadine tris and mancozeb |
CN102919259A (en) * | 2012-10-11 | 2013-02-13 | 成都科利隆生化有限公司 | Pesticide composition containing iminoctadine tris and fluazinam |
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2013
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Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101066059A (en) * | 2007-06-04 | 2007-11-07 | 中国农业科学院植物保护研究所 | Soluble Wuyiencin powder and its prepn process |
CN102919258A (en) * | 2012-10-11 | 2013-02-13 | 成都科利隆生化有限公司 | Pesticide composition containing iminoctadine tris and mancozeb |
CN102919259A (en) * | 2012-10-11 | 2013-02-13 | 成都科利隆生化有限公司 | Pesticide composition containing iminoctadine tris and fluazinam |
Non-Patent Citations (1)
Title |
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赵艳等: "黄瓜白粉病药剂防治技术", 《河南农业》 * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103988846A (en) * | 2014-05-29 | 2014-08-20 | 江苏龙灯化学有限公司 | Fungicidal composition |
CN103988846B (en) * | 2014-05-29 | 2016-01-06 | 江苏龙灯化学有限公司 | A kind of bactericidal composition |
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