CN103190447B - Sterilization composition - Google Patents
Sterilization composition Download PDFInfo
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- CN103190447B CN103190447B CN201310106076.8A CN201310106076A CN103190447B CN 103190447 B CN103190447 B CN 103190447B CN 201310106076 A CN201310106076 A CN 201310106076A CN 103190447 B CN103190447 B CN 103190447B
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- biguanides
- wuyiencin
- bactericidal composition
- 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 particularly a kind of bactericidal composition of preventing and treating wheat powdery mildew.
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 to very high growth inhibitory activity.
Wuyiencin can suppress the synthetic of pathogen protein, and suppresses pathogen thalline mycelial growth, sporulation, sprouting and affect 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 being applicable to, for colony, also adjust rationally Population uniformly, in colony, the strong especially and weak especially plant of growing way is fewer, makes the normal distribution of whole plant population be tending towards mean.Wuyiencin can carry out induction of resistance to plant, and induction crop product is killed, the material of repellent pathogen.These materials can maintain under normal circumstances the plant health of (or under low cause of disease pressure), they number depend on that plant organic matter accumulation is energy state.In the situation that pathogen infects; plant can experience 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 object that health is controlled.Wuyiencin has good preventive effect to vegetables, fruit tree, grain and economic crops fungal disease, to the powdery mildew on various crops leaf mold, gummosis, scab, virus disease, shot hole all have very high preventive effect, also there is certain production-increasing function simultaneously.
20 century 70s are since the later stage, and wheat powdery mildew rises to Major Diseases in China wheat belt, seriously restrict Wheat Production.Coastal the north and Northern Area of Huaihe River there are 4 grades of left and right in wheat powdery mildew throughout the year.The control medicament of current little powdery mildew of wheat and barley mainly contains triazole type, miazines, benzimidazole, methoxy acrylic and thiocarbamate class etc.But 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, to overcome after pathogen adapts to medicament, produces new physiological change and the phenomenon no longer responsive to medicament.Therefore the pesticide resistance that, provides a kind of new bactericide to overcome wheat is significant.
Summary of the invention
The object 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 bactericidal composition, it is main active ingredient that described bactericidal composition be take biguanides three octyl benzene sulfonates and Wuyiencin, the mass ratio of biguanides three octyl benzene sulfonates and Wuyiencin is (50-1): (1-20) preferably (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, such as wetting powder, suspending agent, water dispersible granules etc.
Described wetting powder by weight, comprises following composition: biguanides three octyl benzene sulfonate 1-10 parts, and Wuyiencin 1-50 part, pulls open 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%, pulls open powder 3%, sodium lignin sulfonate 6%, talcum powder 15%, kaolin complements to 100%.
Described suspending agent by weight, comprises 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 complements 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 complements 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 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, 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 diseases prevention spectrum is wide, and biological safety is high, has in addition obvious production-increasing function.
Embodiment
In order to make object 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 absolutely not these examples.The following stated is only the good embodiment of the present invention, only for describing the present invention, can not be interpreted as the restriction to scope of the present invention.It 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., within all should being included in 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 illustrating the present invention, but are not used for limiting the scope of the invention.
Embodiment 1
Following formula is entered in blender after coarse crushing and mixed in proportion, more make corresponding wetting powder after air-flow crushing.
Prepare as stated above the wetting powder of following different content biguanides three octyl benzene sulfonates:
Embodiment 6
Following formula is pulverized in proportion in advance, then added in sand mill and grind, after high shear mixing, allotment makes corresponding suspending agent.
Prepare as stated above the suspending agent of following different content biguanides three octyl benzene sulfonates:
Embodiment 11
Following formula is evenly mixed in proportion, then add in sand mill and grind, mix suitable quantity of water granulation allotment and make corresponding water dispersible granules.
Prepare as stated above the water dispersible granules of following different content biguanides three octyl benzene sulfonates:
Test example 1
Biguanides three octyl benzene sulfonates and the Toxicity Determination of Wuyiencin combination sterilization composition to wheat powdery mildew, institute's with medicament 40% biguanides three octyl benzene sulfonate wetting powders are that Longdeng Chemical Co Ltd, Jiangsu produces, 2% Wuyiencin aqua is that Shandong Weifang Wansheng Biological Pesticide Co., Ltd. produces.
Adopt spraying the method with wheat leaves in vitro to carry out.
Medicament preparation accurately takes biguanides three octyl benzene sulfonates, Wuyiencin, is mixed with respectively 100 μ g/mL mother liquors; By different proportionings, undertaken composite and dilute for required series concentration, standby.
The healthy wheat seeding of indoor pot, a leaf is excess inoculation fresh white oidium powder wholeheartedly time, isolate forster.After inoculation 4～5d, wheat leaf blade starts to occur infection court, in superclean bench, cut the first leaf 3cm section of coming into leaves, face up and be placed on diameter 30cm atomizing sedimentation tower chassis, spray series concentration liquid, liquid is uniformly distributed (QWJ-150 is without oily silent air compressor pressure 0.1mpa).After drying, leaf section is faced up to be placed on culture dish agar plate and (contain 0.5%Agar, benzimidazole 0.06gL
-1), 5, every ware, becomes a measuring unit, repeats 4 wares.4 repetitions are established in test.The dark alternate culture of 16h illumination/8h, cultivates each leaf section of 5～7d " Invest, Then Investigate " and infects and count under (17 ± 1) ℃ condition.Calculate and respectively process inhibiting rate, regression equation and EC
50value, application DPS software statistics is analyzed.
Inhibiting rate (%)=(1-processing leaf section on average infects the leaf section of counting/contrast and on average infects and count) * 100
Wadley computing formula: evaluate the synergy of built agent 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 that respectively two kinds of medicament component: a, b are the ratio of A, B two components content in compounded combination.
SR≤0.5 is antagonism; SR:0.5～1.5 are summation action; SR >=1.5 are synergistic effect.
Concrete measurement result is in 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 be take weight ratio as (20-1): (1-15) composite have good virulence to wheat powdery mildew, and have significant synergistic effect.
Test example 2
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 occurs 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.Cultivation condition uniformity, management Pass Test requirement.Trial crops breeding time is that wheat jointing is to the pustulation period.
Medicament preparation is required series concentration by different embodiment medicament dilutions, standby.
Experimental plot adopts randomized arrangement.Community area 15m
2, repeat for 4 times.
Spraying time and number of times: during the sick leaf of (Wheat in Grain Filling Stage) field first meeting on May 5, foliar spray.
Use apparatus and application method: adopt Jacto-40 type knapsack hand sprayer spray pesticide, spraying is evenly thoughtful, take clear water as blank.By amount of liquid medicine, be 45L/ mu.
Meteorological data: though duration of test affects without harsh weather, spring drought affects the development of the state of an illness year after year.Fine during dispenser, calm without rain.
Investigation method and grade scale: every community is got 5 investigation at random, every some investigation 20 strains, 3 blades are investigated in every strain from top to bottom, account for the percentage classification of whole leaf area by scab on blade.
Grade scale:
0 grade: without 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 the more than 50% of whole leaf area.
Control time: before dispenser, state of an illness radix is zero (May 5); Investigation on 10 days (May 15) incidence after medication.
Drug effect computational methods: field investigation is respectively processed the disease number of sheets and recorded the state of an illness, calculate disease index, relative control effect according to above stage division, and Deng Kenshi duncan's new multiple range method for data acquisition (DMRT) carries out statistical analysis.
Disease index=∑ (the sick number of sheets * relative level numerical value at different levels)/(investigation sum * 9) * 100.
Concrete result of the test is in Table 2.
Table 2 control wheat powdery mildew field test results
Note: letter represents that the new multipole significant difference of Duncan carries out analysis result.
As can be seen from Table 2, the embodiment of the present invention 1, embodiment 2, embodiment 6, embodiment 7, embodiment 8, embodiment 11,12 pairs of wheat powdery mildews of embodiment have good control efficiency.The medication of spraying of the general their early stage of bactericidal composition of biguanides three octyl benzene sulfonates and Wuyiencin has good preventive effect to wheat powdery mildew.Compare with single dose, saved cost.
Test example 3
The mensuration of the bactericidal composition of biguanides three octyl benzene sulfonates and Wuyiencin to Wheat Yield Influence.Concrete result of the test is in Table 3.
The production-increasing function result of table 3 bactericidal composition to wheat
Note: letter represents that the new multipole significant difference of Duncan carries out analysis result.
From above-mentioned table 3, the bactericidal composition of biguanides three octyl benzene sulfonates and Wuyiencin has obvious production-increasing function to wheat.R&D and promotion of the present invention is significant.
Although 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, it is active ingredient that described bactericidal composition be take 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, by making following composition: biguanides three octyl benzene sulfonate 1-10 parts, Wuyiencin 1-50 part, pulls open powder 1-5 part, sodium lignin sulfonate 1-10 part, talcum powder 1-20 part, kaolin complements to 100 parts.
8. bactericidal composition according to claim 6, it is characterized in that, described suspending agent by weight, by making following composition: 20 parts of biguanides three octyl benzene sulfonates, 20 parts of Wuyiencins, 10 parts of lignosulfonates, 5 parts of Sodium Polyacrylates, 5 parts of octyl phenol polyglycol ethers, 3 parts of propane diols, water complements to 100 parts.
9. bactericidal composition according to claim 6, it is characterized in that, described water dispersible granules by weight, by making following composition: 25 parts of biguanides three octyl benzene sulfonates, 35 parts of Wuyiencins, 6 parts of lauryl sodium sulfate, 4 parts of sodium lignin sulfonates, 2 parts, sodium chloride, 3 parts of polyethylene glycol, 3 parts of soluble starches, kaolin complements to 100 parts.
10. the application of the arbitrary described bactericidal composition of claim 1-9 in control wheat powdery mildew.
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| CN201310106076.8A CN103190447B (en) | 2013-03-28 | 2013-03-28 | Sterilization composition |
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| CN201310106076.8A CN103190447B (en) | 2013-03-28 | 2013-03-28 | Sterilization composition |
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| CN103190447B true CN103190447B (en) | 2014-05-07 |
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| CN103988846B (en) * | 2014-05-29 | 2016-01-06 | 江苏龙灯化学有限公司 | A kind of bactericidal composition |
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 |
| 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 |
| 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 |
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2013
- 2013-03-28 CN CN201310106076.8A patent/CN103190447B/en not_active Expired - Fee Related
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 |
| 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 |
| 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 |
Non-Patent Citations (2)
| Title |
|---|
| 赵艳等.黄瓜白粉病药剂防治技术.《河南农业》.2012,(第6期),第29页. |
| 黄瓜白粉病药剂防治技术;赵艳等;《河南农业》;20121231(第6期);第29页 * |
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