CN101669474A - Bactericidal composition containing kresoxim-methyl phenylate - Google Patents
Bactericidal composition containing kresoxim-methyl phenylate Download PDFInfo
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- CN101669474A CN101669474A CN200910167394A CN200910167394A CN101669474A CN 101669474 A CN101669474 A CN 101669474A CN 200910167394 A CN200910167394 A CN 200910167394A CN 200910167394 A CN200910167394 A CN 200910167394A CN 101669474 A CN101669474 A CN 101669474A
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- antibiotic
- pyrimidine nucleoside
- nucleoside class
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Abstract
The invention discloses a bactericidal composition containing kresoxim-methyl phenylate and pyrimidine nucleoside antibiotic, wherein the weight ratio of kresoxim-methyl phenylate and pyrimidine nucleoside antibiotic is 50:1 to 1:10, the total weight percentage of the active components is 1-70%, and the balance are assistant ingredients allowable and acceptable in pesticide. After kresoxim-methylphenylate and pyrimidine nucleoside antibiotic are compounded together according to a certain proportion, the bactericidal composition has obviously synergistic action and can be used for preventing and treating diseases of crops such as rice, melon and fruit or vegetable.
Description
Technical field
The present invention relates to a kind of bactericidal composition, especially a kind of binary built composition that contains ZJ0712.
Background technology
ZJ0712 (the research and development code name: ZJ0712), chemical name is: 2-[2-(2, the 5-dimethyl phenoxy)-benzylidene]-the 3-methoxy-methyl acrylate, be a kind of methoxy-methyl acrylate class systemic fungicide, have protection and therapeutic action.This medicament all has very high bactericidal activity to the plurality of plant diseases that oomycetes, sac fungi, mastigomycetes, imperfect fungus cause, especially diseases such as powdery mildew, downy mildew, anthracnose are had good biologically active, the bactericide that can be used as melon, fruit tree, vegetables, wheat, tobacco, flowers and other crops is applied to produce.
In the real process of agricultural production, preventing and treating the most incidental problem of disease is the drug-fast generation of germ.The single agent of long-term single administration ZJ0712 lures that easily disease produces serious resistance into.By carrying out compositely, be the effective way of avoiding the resistance germ to produce with other active ingredient.Composite between the different active ingredients, according to the effect of practical application, judge that composite is synergy or antagonism.The prescription that compound synergic is good can significantly improve actual control efficiency, reduces the usage amount of agricultural chemicals, thereby avoids the germ pesticide resistance to produce or delay the generation speed of germ resistance.
Summary of the invention
The bactericidal composition that the purpose of this invention is to provide a kind of efficient, safety, environmental protection is to satisfy the needs of agricultural production, and the active component that is comprised in the composition has synergistic effect mutually, can improve preventive effect and is of value to and delays the drug-fast generation of germ.
Technical scheme of the present invention is as follows:
A kind of bactericidal composition is characterized in that active component is ZJ0712 and antibiotic in pyrimidine nucleoside class, and wherein the weight ratio of ZJ0712 and antibiotic in pyrimidine nucleoside class is 50: 1～1: 10, and preferred ratio is 15: 1～1: 1.The weight percentage of two kinds of active components is 1～70% in the composition, is preferably 1～40%.
Described antibiotic in pyrimidine nucleoside class has another name called pesticide corrosion 120, makes by perverse spore streptomyces hygroscopicus Beijing mutation fermented extracted, and be a kind of broad spectrum antibiotic, have interior preferably absorption, disturb the biosynthesis of somatic cells wall, pathogen be can also suppress and spore and scab expansion produced.ZJ0712 and antibiotic in pyrimidine nucleoside class are composite can to work to a plurality of sites of germ, delays the generation speed of germ resistance, reduces agricultural chemicals usage amount and cost simultaneously, and the function that promotes plant growth is arranged.
Pesticide combination of the present invention can be prepared into known method and be fit to any one formulation that agricultural is used, and reasonable formulation is wetting powder, suspending agent, water dispersible granules, aqueous emulsion and microemulsion.The auxiliary agent that composition of the present invention uses comprises that solvent, dispersant, emulsifier, antifreezing agent, thickener etc. and other are of value to the known substance that active ingredient is stablized and drug effect is brought into play in preparation, all be the various compositions of using or allow use in the pesticidal preparations always, be not particularly limited, concrete composition and consumption require to determine by simple experiment according to prescription.
Bactericidal composition of the present invention can be applicable to prevent and treat the plurality of plant diseases that disease funguses such as oomycetes, sac fungi, basidiomycetes, imperfect fungus cause, be applicable to the crop pest of control cereal class, various melon and fruit, vegetables, as wheat powdery mildew, powdery mildew of cucumber, rice blast and banded sclerotial blight, alternaria leaf spot of apple, sclerotinia rot of colza, pepper anthracnose, sigatoka, balsam pear scab, oranges and tangerines penicilliosis, mango anthracnose, early blight of tomato and late blight, particularly prevent and treat diseases such as crop powdery mildew, anthracnose of crop.
Beneficial effect of the present invention:
1, be mixed and have obvious synergistic effect, improved control efficiency, compare with single agent, the consumption of active ingredient obviously reduces in the compound drug, thereby has reduced cost and alleviated pollution to environment.
2, the used ZJ0712 of the present invention is the methoxy-methyl acrylate compounds, and antibiotic in pyrimidine nucleoside class is a farm antibiotics, both mechanism of action differences, and the action site difference does not have mutual pesticide resistance, and the germ that is mixed mutually is difficult for developing immunity to drugs.
3, use cost reduces.Use the ZJ0712 cost higher separately, be mixed with antibiotic in pyrimidine nucleoside class, cost obviously reduces under the prerequisite that guarantees drug effect.
Embodiment
In order to make purpose of the present invention, technical scheme and advantage clearer, the present invention describes with following specific embodiment, but the present invention is limited to these examples absolutely not.The following stated only is the present invention embodiment preferably, only in order to explain the present invention, can not therefore be interpreted as the restriction to claim of the present invention.Should be pointed out that all any modifications of being made 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.
1, suspending agent embodiment
Press formula rate, after pesticide activity component ZJ0712 and antibiotic in pyrimidine nucleoside class, surfactant, thickener, film forming agent, carrier or filler and the mixing of part water, through high speed shear, the wet method sand milling, make semi-finished product, moisturizing mixes filtration and promptly obtains finished product after analyzing.
Embodiment 1:11% ZJ0712, antibiotic in pyrimidine nucleoside class suspending agent
98% ZJ0712 (active component) 1.02g
20% antibiotic in pyrimidine nucleoside class (active component) 50g
Sodium lignin sulfonate (dispersant) 1g
Magnesiumaluminumsilicate (thickener) 1g
Ethylene glycol (antifreeze) 5g
White carbon (filler) 2g
Bentonite (filler) 2g
Water 37.98g
Embodiment 2:5% ZJ0712, antibiotic in pyrimidine nucleoside class suspending agent
98% ZJ0712 (active component) 4.08g
20% antibiotic in pyrimidine nucleoside class (active component) 5g
Sodium lignin sulfonate (dispersant) 1g
White carbon (filler) 2g
Bentonite (filler) 2g
Magnesiumaluminumsilicate (thickener) 1g
Ethylene glycol (antifreeze) 5g
Water 79.92g
2, wetting powder embodiment
Pesticide activity component ZJ0712 and antibiotic in pyrimidine nucleoside class, auxiliary agent, filler are mixed the mixed again wetting powder that gets behind comminution by gas stream in proportion.Capital equipment: mixer, airslide disintegrating mill.
Embodiment 3:51% ZJ0712, antibiotic in pyrimidine nucleoside class wetting powder
98% ZJ0712 (active component) 51.02g
20% antibiotic in pyrimidine nucleoside class (active component) 5g
Sodium lignin sulfonate (dispersant) 5g
The withered powder of tea (dispersant) 5g
Draw back powder (wetting agent) 1g
White carbon (filler) 1g
Attapulgite (filler) 31.98g
Embodiment 4:70% ZJ0712, antibiotic in pyrimidine nucleoside class wetting powder
98% ZJ0712 (active component) 66.33g
20% antibiotic in pyrimidine nucleoside class (active component) 25g
Sodium lignin sulfonate (dispersant) 2g
Lauryl sodium sulfate (wetting agent) 0.5g
Diatomite 6.17g
3, microemulsion, aqueous emulsion embodiment
By each set of dispense ratio, ZJ0712 is dissolved in the solvent, add surfactant, mix and make oil phase; With antibiotic in pyrimidine nucleoside class and the mixed water that gets of water; Oil phase is added aqueous phase or water again and add in the oil phase, the limit edged stirs, and makes microemulsion or aqueous emulsion.
Embodiment 5:1% ZJ0712, antibiotic in pyrimidine nucleoside class microemulsion
98% ZJ0712 (active component) 0.51g
20% antibiotic in pyrimidine nucleoside class (active component) 2.5g
Dimethylbenzene (solvent) 5g
Propane diols (cosolvent) 5g
Castor oil polyoxyethylene ether (emulsifier) 8g
Calcium dodecyl benzene sulfonate (emulsifier) 3g
Water 60.99g
Embodiment 6:12% ZJ0712, antibiotic in pyrimidine nucleoside class aqueous emulsion
98% ZJ0712 (active component) 10.20g
20% antibiotic in pyrimidine nucleoside class (active component) 10g
DMF (solvent) 5g
Dimethylbenzene (solvent) 10g
Glycerine (antifreeze) 5g
Phenethyl phenol polyethenoxy ether (emulsifier) 10g
Calcium dodecyl benzene sulfonate (emulsifier) 5g
Water 44.8g
4, water-dispersible granules embodiment
Pesticide activity component ZJ0712 and antibiotic in pyrimidine nucleoside class, auxiliary agent and filler are mixed in proportion,, add the water of 15-20% then, make the water dispersible granules product through kneading, granulation, drying, screening through comminution by gas stream.Capital equipment: mixer, airslide disintegrating mill, kneader, Squeezinggranulator, drying equipment (drying room or fluid bed).
Embodiment 7:40% ZJ0712, antibiotic in pyrimidine nucleoside class water dispersant
98% ZJ0712 (active component) 36.73g
20% antibiotic in pyrimidine nucleoside class (active component) 20g
Sodium lignin sulfonate (dispersant) 5g
Methyl naphthalene sulfonate formaldehyde condensate (dispersant) 15g
Lauryl sodium sulfate (wetting agent) 5g
Sodium alginate (filler) 5g
Potter's clay 13.27g
Embodiment 8:48% ZJ0712, antibiotic in pyrimidine nucleoside class water dispersant
98% ZJ0712 (active component) 45.92g
20% antibiotic in pyrimidine nucleoside class (active component) 15g
Sodium lignin sulfonate (dispersant) 5g
The withered powder of tea (dispersant) 2g
Lauryl sodium sulfate (wetting agent) 2g
Bentonite 30.08g
Application Example:
1, ZJ0712 and antibiotic in pyrimidine nucleoside class are composite measures the powdery mildew of cucumber pot experiment
Subjects: the powdery mildew of cucumber bacterium (Sphaerotheca fuligenea) of picking up from the field
Test method: with reference to " the agricultural industry criteria NY/T 1156.11-2008 of the People's Republic of China (PRC) " pot-culture method.The cucumber seedling of choosing the growth potential basically identical is as experiment material, and 5 basin cucumber seedlings are selected in each processing for use, and numbering is for examination.The sick leaf of the powdery mildew of cucumber of picking up from the field is evenly shaken off conidium inoculate above cucumber seedling, inoculation back 24h carries out chemicals treatment, and test medicine is referring to table 1.Under 50PSI pressure, spray the about 5mL of every basin with the Potter spray tower.To spray the blank that is treated to of equivalent clear water.After the spraying cucumber seedling being put into the greenhouse cultivates.Investigate whole blades and record statistics, calculate disease index and control efficiency according to the morbidity grade scale of powdery mildew of cucumber behind the 7d.
Control efficiency is converted into probability value (y), and liquor strength (μ g/ml) converts logarithm value (x) to, calculates concentration EC in virulence equation and the inhibition with method of least squares
50, according to the toxicity index and the co-toxicity coefficient (CTC) of the abundant method calculating of Sun Yun medicament.
Actual measurement toxicity index (ATI)=(standard medicament EC
50/ reagent agent EC
50) * 100
The percentage composition of B in percentage composition+B medicament toxicity index * mixture of A in theoretical toxicity index (TTI)=A medicament toxicity index * mixture
Co-toxicity coefficient (CTC)=[mixture actual measurement toxicity index (the ATI)/theoretical toxicity index (TTI) of mixture] * 100
CTC≤80, the composition performance is antagonism, 80＜CTC＜120, the composition performance is summation action, CTC 〉=120, the composition performance is synergistic effect.
Table 1 measurement result shows that ZJ0712 and antibiotic in pyrimidine nucleoside class have synergistic effect to the powdery mildew of cucumber bacterium between proportioning 50: 1～1: 10, and especially between 15: 1～1: 1, synergistic effect is more obvious, and co-toxicity coefficient is more than 200.
Table 1 ZJ0712 and antibiotic in pyrimidine nucleoside class are composite to powdery mildew of cucumber pot experiment measurement result
| Handle | ??EC 50(μg/ml) | ??ATI | ??TTI | Co-toxicity coefficient (CTC) |
| ZJ0712 | ??4.69 | ??100 | ??- | ??- |
| Antibiotic in pyrimidine nucleoside class | ??25.67 | ??18.27 | ??- | ??- |
| ZJ0712 1: antibiotic in pyrimidine nucleoside class 10 | ??12.82 | ??36.58 | ??25.70 | ??142.35 |
| ZJ0712 1: antibiotic in pyrimidine nucleoside class 1 | ??3.72 | ??126.08 | ??59.14 | ??213.20 |
| ZJ0712 5: antibiotic in pyrimidine nucleoside class 1 | ??2.34 | ??200.43 | ??86.38 | ??232.03 |
| ZJ0712 10: antibiotic in pyrimidine nucleoside class 1 | ??2.19 | ??214.16 | ??92.57 | ??231.34 |
| ZJ0712 15: antibiotic in pyrimidine nucleoside class 1 | ??2.46 | ??190.65 | ??94.89 | ??200.91 |
| ZJ0712 30: antibiotic in pyrimidine nucleoside class 1 | ??3.37 | ??139.17 | ??97.36 | ??142.94 |
| ZJ0712 50: antibiotic in pyrimidine nucleoside class 1 | ??3.58 | ??131.01 | ??98.40 | ??133.14 |
2, ZJ0712 and antibiotic in pyrimidine nucleoside class are composite to the mango anthracnose Toxicity Determination.
Subjects: the mango anthracnose bacterium (Colletotrichum gloeosporioides) of picking up from the field
Test method: with reference to " the agricultural industry criteria NY/T 1156.2-2006 of the People's Republic of China (PRC) ".The mango anthracnose bacterium is used the PDA medium culture, when treating that bacterium colony has just covered with culture dish, is that the card punch of 7mm punches from the edge with internal diameter, and the mycelia piece that breaks into is as inoculum.Get the soup 5mL for preparing and quantitative 75mL sterilising medium respectively and mix, make 4 pastille flat boards, be mixed into contrast with equivalent sterile water and medium.The fast inversion of mycelia is connected to dull and stereotyped central authorities, and in 28 ℃ of incubators, cultivates.Behind the 7d, measure colony diameter, calculate and respectively handle the clean amount of growth of colony diameter, mycelial growth inhibition rate with the right-angled intersection method.
The clean amount of growth of bacterium colony (mm)=measurement colony diameter-7
Mycelial growth inhibition rate (%)=[(the clean amount of growth of the control group bacterium colony-clean amount of growth of processed group bacterium colony)/clean amount of growth of control group bacterium colony] * 100
Mycelial growth inhibition rate is converted into probability value (y), and liquor strength (μ g/ml) converts logarithm value (x) to, calculates concentration EC in virulence equation and the inhibition with method of least squares
50, according to the toxicity index and the co-toxicity coefficient (CTC) of the abundant method calculating of Sun Yun medicament.
Table 2 ZJ0712 and antibiotic in pyrimidine nucleoside class are composite to mango anthracnose Toxicity Determination result
| Handle | ??EC 50??(μg/ml) | ??ATI | ??TTI | Co-toxicity coefficient (CTC) |
| ZJ0712 | ??5.02 | ??100 | ??- | ??- |
| Antibiotic in pyrimidine nucleoside class | ??28.92 | ??17.36 | ??- | ??- |
| ZJ0712 1: antibiotic in pyrimidine nucleoside class 10 | ??13.82 | ??36.32 | ??24.87 | ??146.05 |
| ZJ0712 1: antibiotic in pyrimidine nucleoside class 1 | ??3.95 | ??127.09 | ??58.68 | ??216.58 |
| ZJ0712 5: antibiotic in pyrimidine nucleoside class 1 | ??2.71 | ??185.24 | ??86.23 | ??214.83 |
| ZJ0712 10: antibiotic in pyrimidine nucleoside class 1 | ??2.12 | ??236.79 | ??92.49 | ??256.03 |
| ZJ0712 15: antibiotic in pyrimidine nucleoside class 1 | ??2.54 | ??197.64 | ??94.83 | ??208.40 |
| ZJ0712 30: antibiotic in pyrimidine nucleoside class 1 | ??3.58 | ??140.22 | ??97.33 | ??144.06 |
| ZJ0712 50: antibiotic in pyrimidine nucleoside class 1 | ??3.61 | ??139.06 | ??98.38 | ??141.35 |
Result's (table 2) shows that ZJ0712 and antibiotic in pyrimidine nucleoside class have synergistic effect to mango anthracnose between proportioning 50: 1～1: 10, and especially between 15: 1～1: 1, synergistic effect is more obvious, and co-toxicity coefficient is more than 200.
3, ZJ0712 and antibiotic in pyrimidine nucleoside class are composite to preventing and treating the field control effectiveness test of powdery mildew of cucumber.
Select the heavier plot of powdery mildew of cucumber morbidity, with medicament is carried out chemicals treatment to the cucumber that powdery mildew takes place respectively.
(1) experiment is handled: this test medicine consumption is according to the dosage of table 3, and the contrast medicament is respectively commercially available agricultural chemicals 4% antibiotic in pyrimidine nucleoside class wetting powder and 10% ZJ0712 suspending agent, and other establishes the clear water contrast.
(2) test method: test and Selection is carried out the condition basically identicals such as cucumber growing way, agricultural chemicals and rich water quality management that each is handled in the more serious green cucumber plot of powdery mildew over the years.The cucumber that the powdery mildew initial stage takes place was sprayed once every 7 days, spray altogether 3 times, 7 days investigation powdery mildew incidences after the 3rd dispenser, repeat four sub-districts of every processing, and 2 strains are investigated in every sub-district, and whole blades are investigated in every strain.Calculate disease index and preventive effect.
(3) result of the test is as follows:
By field control effectiveness test result (table 3) as can be seen: ZJ0712 or the agent of antibiotic in pyrimidine nucleoside class list are respectively 81.95% to the preventive effect of powdery mildew of cucumber, 80.69%, and embodiment of the invention bactericidal composition is significantly increased aspect preventive effect, minimum preventive effect is 88.31%, be up to 96.21%, particularly ZJ0712 and antibiotic in pyrimidine nucleoside class ratio of weight and number are that (embodiment 2 in 15: 1～1: 1,4,5,6,7,8) time, preventive effect promotes particularly evident, the powdery mildew of cucumber preventive effect has been reached more than 93%, therefore, from field control effectiveness test, ZJ0712 and antibiotic in pyrimidine nucleoside class are composite good to the powdery mildew of cucumber control efficiency, have synergistic function.
The composite field test results of table 3 ZJ0712 and antibiotic in pyrimidine nucleoside class to powdery mildew of cucumber
| Reagent agent | Dosage (ga.i./ha) * | Disease refers to before the medicine | Disease refers to behind the medicine | Preventive effect (%) |
| 10% ZJ0712 SC | ??15 | ??1.5 | ??5.5 | ??81.95 |
| 4% antibiotic in pyrimidine nucleoside class WP | ??45 | ??1.3 | ??5.1 | ??80.69 |
| Embodiment 1 | ??40 | ??1.6 | ??3.8 | ??88.31 |
| Embodiment 2 | ??19 | ??1.9 | ??1.8 | ??95.34 |
| Embodiment 3 | ??15 | ??1.7 | ??3.5 | ??89.86 |
| Embodiment 4 | ??15 | ??1.6 | ??1.7 | ??94.77 |
| Embodiment 5 | ??23 | ??1.4 | ??1.6 | ??94.37 |
| Embodiment 6 | ??17 | ??1.3 | ??1.0 | ??96.21 |
| Embodiment 7 | ??15 | ??1.7 | ??1.7 | ??95.08 |
| Embodiment 8 | ??15 | ??1.6 | ??2.1 | ??93.54 |
| ??Ck | ??- | ??1.6 | ??32.5 | ??- |
* annotate: ga.i./ha represents the effective ingredient consumption of per hectare.
Claims (7)
1, a kind of bactericidal composition is characterized in that: its active component is ZJ0712 and antibiotic in pyrimidine nucleoside class.
2, according to claim 1, it is characterized in that: the weight ratio of ZJ0712 and antibiotic in pyrimidine nucleoside class is 50: 1～1: 10 in the composition.
3, according to claim 2, it is characterized in that: the weight ratio of ZJ0712 and antibiotic in pyrimidine nucleoside class is 15: 1～1: 1 in the composition.
4, according to each described bactericidal composition of claim 1 to 3, it is characterized in that: two kinds of active component gross weight percentage compositions are 1～70% in the composition.
5, bactericidal composition according to claim 4 is characterized in that: two kinds of active component gross weight percentage compositions are 1～40% in the composition.
6, bactericidal composition according to claim 4 is characterized in that: combination dosage form is wetting powder, suspending agent, water dispersible granules, microemulsion, aqueous emulsion.
7, can be used for preventing and treating the multiple diseases that cereal class, fruit tree and vegetables are taken place according to each described bactericidal composition of claim 1 to 3.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103355352A (en) * | 2012-04-07 | 2013-10-23 | 陕西韦尔奇作物保护有限公司 | Pyrimidine nucleoside antibiotic/methoxy acrylate bactericidal composition |
| CN103355355A (en) * | 2012-04-10 | 2013-10-23 | 陕西韦尔奇作物保护有限公司 | High-efficiency bactericidal composition |
| CN103371186A (en) * | 2012-04-14 | 2013-10-30 | 陕西韦尔奇作物保护有限公司 | Sterilization composition |
| CN103535381A (en) * | 2012-07-12 | 2014-01-29 | 陕西美邦农药有限公司 | Triazolone-containing bactericidal composition |
| CN104336080A (en) * | 2014-10-30 | 2015-02-11 | 陕西绿盾生物制品有限责任公司 | Bactericidal composition containing pyrimidine nucleoside antibiotic and hymexazol and application of bactericidal composition |
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2009
- 2009-08-23 CN CN200910167394A patent/CN101669474A/en active Pending
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103355352A (en) * | 2012-04-07 | 2013-10-23 | 陕西韦尔奇作物保护有限公司 | Pyrimidine nucleoside antibiotic/methoxy acrylate bactericidal composition |
| CN103355352B (en) * | 2012-04-07 | 2016-12-14 | 陕西韦尔奇作物保护有限公司 | Bactericidal composition containing antibiotic in pyrimidine nucleoside class Yu methoxy acrylic |
| CN103355355A (en) * | 2012-04-10 | 2013-10-23 | 陕西韦尔奇作物保护有限公司 | High-efficiency bactericidal composition |
| CN103371186A (en) * | 2012-04-14 | 2013-10-30 | 陕西韦尔奇作物保护有限公司 | Sterilization composition |
| CN103371186B (en) * | 2012-04-14 | 2017-03-08 | 中州大学 | A kind of bactericidal composition |
| CN103535381A (en) * | 2012-07-12 | 2014-01-29 | 陕西美邦农药有限公司 | Triazolone-containing bactericidal composition |
| CN103535381B (en) * | 2012-07-12 | 2015-04-15 | 陕西美邦农药有限公司 | Triazolone-containing bactericidal composition |
| CN104336080A (en) * | 2014-10-30 | 2015-02-11 | 陕西绿盾生物制品有限责任公司 | Bactericidal composition containing pyrimidine nucleoside antibiotic and hymexazol and application of bactericidal composition |
| CN104336080B (en) * | 2014-10-30 | 2016-08-24 | 陕西麦可罗生物科技有限公司 | A kind of containing antibiotic in pyrimidine nucleoside class and the bactericidal composition of hymexazol and application |
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Application publication date: 20100317 |