CN101755799A - Cyazofamid-containing bactericidal composition - Google Patents

Cyazofamid-containing bactericidal composition Download PDF

Info

Publication number
CN101755799A
CN101755799A CN200910223995A CN200910223995A CN101755799A CN 101755799 A CN101755799 A CN 101755799A CN 200910223995 A CN200910223995 A CN 200910223995A CN 200910223995 A CN200910223995 A CN 200910223995A CN 101755799 A CN101755799 A CN 101755799A
Authority
CN
China
Prior art keywords
cyanogen
bactericidal composition
methyl
frost azoles
weight ratio
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN200910223995A
Other languages
Chinese (zh)
Other versions
CN101755799B (en
Inventor
陈章艳
游文莉
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
XINNONG DAZHENG BIOLOGICAL ENGINEERING Co Ltd FUJIAN
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN 200910223995 priority Critical patent/CN101755799B/en
Publication of CN101755799A publication Critical patent/CN101755799A/en
Application granted granted Critical
Publication of CN101755799B publication Critical patent/CN101755799B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Landscapes

  • Agricultural Chemicals And Associated Chemicals (AREA)

Abstract

The invention relates to a synergistic bactericidal composition, in particular to the synergistic bactericidal composition containing cyazofamid and any one of bactericidal active ingredients chosen from thiophanate methyl, dimethomorph, cymoxanil, metalaxyl and oxadixyl.

Description

The bactericidal composition that contains cyanogen frost azoles
Technical field
The present invention relates to a kind of Synergistic bactericidal composition, particularly relate to a kind of Synergistic bactericidal composition that comprises the cyanogen frost azoles arbitrary fungicide active ingredient clever with being selected from thiophanate-methyl, dimethomorph, white urea cyanogen, metalaxyl He Evil frost.
Background technology
Cyanogen frost azoles (cyazofamid), chemical name is 4-chloro-2-cyano group-N, N-dimethyl-5-p-methylphenyl imidazoles-1-sulfonamide, be the sulphaguanidine azoles fungicide, the Oomycete fungi had strong bactericidal activity, each vegetative stage to phytophthora history of life comprises sporangial formation, sporangial sprouting, the formation of egg spore, the release of zoospore, zoospore move and the growth of mycelia etc. all has very high inhibition effect.Compare with other medicament, cyanogen frost azoles has high protection activity to potato late blight, cucumber downy mildew.
Thiophanate-methyl (thiophanate-methyl), chemical name are 1, and two (3-methoxycarbonyl group-α-ghiourea group) benzene of 2-belong to benzimidazole, are a kind of broad spectrum activity systemic fungicides, can prevent and treat the various crop disease, have interior suction, prevention and therapeutic action.It is converted into carbendazim in plant corpus, the formation of spindle influences cell division in the mitosis of interference bacterium.
Dimethomorph (dimethomorph), chemical name is (E, Z)-4-[3-(4-chlorphenyl)-3-(4-chlorphenyl)-3-(3,4-Dimethoxyphenyl-acryloyl) morpholine belongs to the morpholine series bactericidal agent, is known systemic fungicide, its effect characteristics are to destroy the formation of cell envelope, all there is effect in each stage to oomycetes history of life, and is particularly responsive in the formation stage of sporangiophore and egg spore, and Peronospora and Phytophthora fungi are had preventive effect preferably.
Frost urea cyanogen (cymoxanil); chemical name is 2-cyano group-N-[(ethylamino-) carbonyl]-2-(methoxyl group imido grpup) acetamide; it is a kind of high-efficiency low-toxicity bactericide; belong to the substituted urea class bactericide; have contact and local systemic action, can suppress spore germination, use with to prolong the lasting period with protective fungicide; be widely used in brassicaceous vegetable such as cucumber, grape, tomato, lichee, huge dish and tobacco etc. and go up the Peronosporales fungi, belong to as epidemic disease frost genus, Peronospora, single shaft frost.
Metalaxyl (metalaxyl); chemical name is D; L-N-(2; the 6-3,5-dimethylphenyl)-N-(2 '-methoxyl group acetyl) methyl lactamine; belong to the substituted benzene acid amide fungicides; its effect characteristics are suppress its protein and nucleic acid synthetic; the systemic fungicide of tool protection and therapeutic action; can be absorbed by the root of plant, stem, leaf; and transfer to each organ of plant with moisture content in the plant corpus; can make cauline leaf and handle, seed treatment and soil treatment are effective to downy mildew, phytophthora, the caused disease of pythium spp.
Evil frost spirit (oxadixyl), chemical name be 2-methoxyl group-N-(2-oxo-1,3-oxazoles alkane-3-yl) acetyl-2 ', 6 '-dimethylaniline, belong to the phenylamide systemic fungicide, have contact sterilization and interior suction conduction.Thereby its mechanism of action has special efficacy for suppressing the biosynthesis that RNA polymerase suppresses RNA to the Peronosporales pathogen.
The inventor studies have shown that by a series of, the cyanogen frost azoles arbitrary fungicide active ingredient clever with being selected from thiophanate-methyl, dimethomorph, white urea cyanogen, metalaxyl He Evil frost is mixed the target bacterium had extremely strong synergistic effect, improve bactericidal activity greatly, thereby finished the present invention.
Summary of the invention
The object of the present invention is to provide a kind of mixed ratio reasonable, control efficiency is good, the Synergistic bactericidal composition that drug cost is low.
Another object of the present invention is to provide by formulations such as the formulated missible oil of this bactericidal composition, microemulsion, aqueous emulsion, suspending agent, wetting powder, water dispersible granules, granules.
Another object of the present invention is to provide the purposes that bactericidal composition is used to prevent and treat the downy mildew that causes by the Oomycete disease fungus, eqpidemic disease, late blight.
Technical scheme of the present invention is as described below:
A kind of bactericidal composition is characterized in that containing the cyanogen frost azoles of synergy effective dose and is selected from thiophanate-methyl, dimethomorph, white urea cyanogen, metalaxyl He arbitrary fungicide active ingredient of Evil frost spirit.
Wherein, cyanogen frost azoles be selected from thiophanate-methyl, dimethomorph, white urea cyanogen, metalaxyl with the weight ratio of arbitrary fungicide active ingredient of Evil frost spirit can change in very wide scope, be preferably 40: 1~1: 40, more preferably 10: 1-1: 15.
And, the weight ratio of cyanogen frost azoles and thiophanate-methyl more preferably 1: 1~1: 12; The weight ratio of cyanogen frost azoles and dimethomorph more preferably 3: 1~1: 5; The weight ratio of cyanogen frost azoles and the spirit of white urea Qing Huo Evil frost more preferably 1: 3~3: 1; The weight ratio of cyanogen frost azoles and metalaxyl more preferably 5: 1~1: 5.
Active component is 0.5% to 95% of a gross weight in the composition of the present invention.
Except the fungicidal activity composition, also can comprise functional aid in the bactericidal composition of the present invention.That is to say that the present composition can add other components such as functional aid, be mixed with the preparation of missible oil, aqueous emulsion, microemulsion, suspending agent, wetting powder, water dispersible granules or other formulations.
In these preparations, except that active component, all contain surfactant, and also can contain thinners such as organic solvent or cosolvent, carrier (filler) or water, add other functional aids such as antifreeze, thickener, stabilizing agent, defoamer, disintegrant in case of necessity according to different dosage form.Surfactant can be emulsifier, dispersant, wetting agent or bleeding agent.Surfactant can be nonionic with ionic, also can be two or more compound uses.
Described emulsifier comprises alkylphenol-polyethenoxy (polyoxypropylene) ether, benzylphenol APEO, phenethyl phenol polyethenoxy ether, fatty alcohol-polyoxyethylene ether, polyoxyethylene carboxylate, phenethyl phenol polyethenoxy polyethenoxy ether, castor oil ethylene oxide adduct, alkylphenol polyoxyethylene formaldehyde condensation products, and the phosphate of these compounds, alkyl benzene sulphonate (calcium salt or sodium salt) or directly use commercially available emulsifier monomer and composite product.Concrete example is as farming breast 500 #Series, 600 #Series, 1600 #Series, NP is serial, OP is serial, AEO is serial, 700 #, 400 #Serial and composite kind 2201,0203B, 2021B, 4103 etc., these all are emulsifier productions well known in the art, market is on sale.
Described dispersant; wetting agent; bleeding agent comprises lignosulfonates (sodium salt or calcium salt); Negel; condensation compound of methyl naphthalene sulfonic acid and formaldehyde sulphate; naphthalene sulfonic acid-formaldehyde condensation product; methanonaphthalene sodium sulfonate dibutyl naphthalene sulfonic acid-formaldehyde condensation product; N-methyl fatty acyl group sodium taurocholate; alkylphenol polyoxyethylene formaldehyde condensation products sulphate; polymerization of carboxylic acid sodium; the alkylphenol polyoxyethylene phosphate; the withered powder of tea; saponin; lignosulfite; aliphatic alcohol sulfate; dodecyl sodium sulfate; alkylbenzenesulfonate; penetrant t; bleeding agent OT; fatty acid amide-N methyl taurine sodium salt; sodium sulfate of polyethenoxy ether of fatty alcohol; draw back powder; JFC; can use separately, also can compoundly use.Above-mentioned surfactant all is materials well known in the art, can obtain by various commercial channel.
Described solvent, cosolvent comprise toluene, dimethylbenzene, chlorobenzene, solvent naphtha, alpha-methyl-naphthalene, turpentine oil, carrene, chloroform, methyl alcohol, ethanol, isopropyl alcohol, butanols, isoamyl alcohol, cyclohexanone, isophorone, acetophenone, ethyl acetate, butyl acetate, N.N-dimethyl formamide, dimethyl sulfoxide (DMSO), methyl cellosolve, ethyl cellosolve etc.
Described antifreeze comprises ethylene glycol, glycerine, propane diols, urea, glycerine, ether diglycol, polyethylene glycol, isopropyl alcohol etc.
Described carrier, filler comprise white carbon, precipitated calcium carbonate, potter's clay, attapulgite, kaolin, diatomite, bentonite, sepiolite, zeolite, quartz sand, talcum powder, can use separately, also can two kinds or above mixing use.
Described disintegrant has sodium alginate, sodium carboxymethyl starch, sulfuric acid amine, bentonite, urea, calcium chloride.
Described defoamer has bubble enemy, silicone, C 8-10Fatty alcohol, C 10-20Saturated fat acids (as capric acid, stearic acid etc.) and amide-type.
Described binding agent comprises starch, dextrin, gum Arabic, soybean protein, gelatine, sodium sulphate, gypsum, polyvinyl alcohol, polyethylene glycol, rosin, paraffin, CMC, sodium silicate.Can use separately, also can two or morely use with.
Can contain toner in the preparation, inorganic pigment iron oxide for example, titanium oxide or Prussian blue; Organic dyestuff is as A Lizhalin, azo dyes, metal phthalocyanine or kiton colors.In water-base preparation, for preventing moldy metamorphism, need to add a certain amount of preservative, described preservative has Sodium Benzoate, polyformaldehyde, sorbitol, formalin, citric acid, methyl p-methyl benzoate, O-SyL sodium, 1,2-benzisothiazole-3-ketone (code name BIT) etc.
The product that the present invention describes can be the finished product preparation form to be provided, and promptly each material mixes in the composition, but the composition of composition also can provide directly mixing in bucket (jar) before using with independent preparation.Concentrate of the present invention mixes the concentration that obtains required active substance usually with water.
Composition of the present invention can be used for various plants, as Chinese cabbage, wild cabbage, cauliflower, wax gourd, cucumber, tomato, lichee, grape, wheat, rape, potato, tobacco and flowers etc.The place of using of the product that composition of the present invention and carrier are made is farmland, orchard or warehouse etc.
Composition of the present invention also can with other compound with weeding, desinsection or bactericidal property particularly the protective fungicide agent composition use, also can use with nematocide, protective agent, growth regulator, nutrient for plants or soil conditioner mixture.Composition of the present invention can be used by common method, as cast, injection, spraying.Amount of application of the present invention is with weather condition or crop state variation, and time of application can be before or after crop be susceptible.The duration of protective effect is usually relevant with the content of individualized compound in the composition, also relevant with extraneous factor, weather for example, but by using suitable formulation can slow down climatic influences.
The remarkable advantage of composition of the present invention: the one, composition shows extremely strong synergistic effect in certain ratio range, the bactericidal effect of mixed composition is significantly improved than its single agent, thereby reduced using dosage, when reducing peasant's drug cost, reduced influence degree.The 2nd, interracial structure differs bigger, and the resistance that the application of said composition can delay single agent takes place and development.
Embodiment:
The present invention is elaborated with following specific embodiment, so that advantage of the present invention is more obvious, but the present invention is limited to these examples absolutely not.Percentage all is weight percentage in the prescription of all preparations, and the processing of biologically-active moiety is effective content.
One, preparation embodiment:
1, the preparation of missible oil
By the prescription requirement, add solvent, former medicine, emulsifier respectively, mix, use the hot bath heating for dissolving in case of necessity, promptly obtain transparence missible oil.As embodiment 1~3 prescription.
Embodiment 1 (45% missible oil)
Cyanogen frost azoles 5%, thiophanate-methyl 40%, farming breast 500 #7.5%, agricultural newborn 600-2 #4.5%, methyl alcohol 8%, dimethylbenzene complements to 100%.
Embodiment 2 (15% missible oil)
Cyanogen frost azoles 5%, dimethomorph 10%, farming breast 507 #10%, agricultural newborn OX-653 3%, methyl alcohol 10%, dimethylbenzene complements to 100%.
Embodiment 3 (10% missible oil)
Cyanogen frost azoles 5%, white urea cyanogen 5%, farming breast 500 #10%, agricultural newborn OX-635 5%, methyl alcohol 10%, dimethylbenzene complements to 100%.
2, the preparation of wetting powder
By the prescription requirement, former medicine, various auxiliary agent and filler etc. are fully mixed, after ultrafine crusher is pulverized, promptly obtain converted products.As embodiment 4~10 prescriptions.
Embodiment 4 (45% wetting powder)
Cyanogen frost azoles 5%, thiophanate-methyl 40%, lauryl sodium sulfate 1.5%, carboxymethyl cellulose 1%, sodium lignin sulfonate 10%, precipitated calcium carbonate complements to 100%.
Embodiment 5 (15% wetting powder)
Cyanogen frost azoles 5%, dimethomorph 10%, lauryl sodium sulfate 1.5%, carboxymethyl cellulose 1%, sodium lignin sulfonate 10%, precipitated calcium carbonate complements to 100%.
Embodiment 6 (15% wetting powder)
Cyanogen frost azoles 5%, metalaxyl 10%, neopelex 1%, white carbon 10%, sodium lignin sulfonate 10%, precipitated calcium carbonate complements to 100%.
Embodiment 7 (10% wetting powder)
Cyanogen frost azoles 5%, white urea cyanogen 5%, neopelex 1%, white carbon 10%, sodium lignin sulfonate 10%, precipitated calcium carbonate complements to 100%.
Embodiment 8 (10% wetting powder)
Cyanogen frost azoles 5% , Evil frost spirit 5%, alkyl amide taurate 2%, Fluhyzon formaldehyde condensation 5%, alkylphenol-polyethenoxy phosphate 5%, precipitated calcium carbonate complements to 100%.
3, the preparation of aqueous emulsion
Former medicine, solvent, emulsifier added with co-emulsifier be in the same place, make dissolving be even oil phase.Water, antifreeze etc. is mixed, becomes the homogeneous water.Under high-speed stirred, water is joined oil phase or oil phase is joined water, form the aqueous emulsion of favorable dispersibility.As embodiment 10~13 prescriptions.
Embodiment 11 (27% aqueous emulsion)
Cyanogen frost azoles 3%, thiophanate-methyl 24%, polyvinyl alcohol 0.8%, in triphenylethylene phenol+oxirane, phosphorylation, the triethanolamine and 8.5%, alkyl-diethylene glycol ether-sodium sulfonate 2.5%, farming breast 2,201 13%, dimethyl formamide 8%, ethylene glycol 5%, water complements to 100%.
Embodiment 12 (10% aqueous emulsion)
Cyanogen frost azoles 4%, dimethomorph 6%, polyvinyl alcohol 0.9%, alkylaryl polyoxyethylene propylene ether 8.5%, farming breast 2,201 15%, dimethyl formamide 12%, ethylene glycol 5%, water complements to 100%.
Embodiment 13 (6% aqueous emulsion)
Cyanogen frost azoles 3%, white urea cyanogen 3%, polyvinyl alcohol 1.5%, alkylaryl polyoxyethylene propylene ether 10%, farming breast 2,201 15%, dimethyl formamide 15%, ethylene glycol 5%, water complements to 100%.
4, the preparation of water-dispersible granules
Former medicine and powder carrier, wetting spreader and binding agent etc. are mixed pulverizing, after adding water again and mediating, add in the comminutor that the certain specification screen cloth is housed and carry out granulation.And then drying, screening (pressing the screen cloth scope) promptly gets granular product.As embodiment 14~15 prescriptions.
Embodiment 14 (15% water-dispersible granules)
Cyanogen frost azoles 6%, dimethomorph 9%, methyl naphthalene sulfonate formaldehyde condensate 12%, epoxidized polyether 5%, soluble starch 15%, gypsum complements to 100%.
Embodiment 15 (15% water-dispersible granules)
Cyanogen frost azoles 7.5%, white urea cyanogen 7.5%, methanonaphthalene sodium sulfonate 5%, epoxidized polyether 5%, sodium sulphate, gypsum complements to 100%.
5, the preparation of suspending agent
By the prescription requirement, be medium with water, former medicine, dispersant, suspending agent and antifreezing agent etc. are added in the sand milling still, carry out porphyrize, make suspending agent.As embodiment 16~18 prescriptions.
Embodiment 16 (45% suspending agent)
Cyanogen frost azoles 5%, thiophanate-methyl 40%, methyl naphthalene sulfonate formaldehyde condensate 5.5%, white carbon 0.2%, aluminium-magnesium silicate 0.18%, ethylene glycol 4%, silicone a little, water complements to 100%.
Embodiment 17 (15% suspending agent)
Cyanogen frost azoles 5%, dimethomorph 10%, calcium lignosulfonate 5%, white carbon 0.3%, ethylene glycol 4%, silicone a little, water complements to 100%.
Embodiment 18 (15% suspending agent)
Cyanogen frost azoles 5%, metalaxyl 10%, methyl naphthalene sulfonic acid naphthaldehyde condensation compound 2.5%, bentonite 1.0%, farming breast 1,601 3%, glycerine 4%, silicone a little, water complements to 100%.
6, the preparation of microemulsion
Former medicine, solvent, emulsifier added with co-emulsifier be in the same place, make dissolving be even oil phase.Water, antifreeze etc. is mixed, becomes the homogeneous water.Under high-speed stirred, water is joined oil phase or oil phase is joined water, form the microemulsion of favorable dispersibility.As embodiment 19~21 prescriptions.
Embodiment 19 (27% microemulsion)
Cyanogen frost azoles 3%, thiophanate-methyl 24%, propyl alcohol 7%, phenethyl phenol polyethenoxy ether 10%, carrene 10%, glycerine 5%, water complements to 100%.
Embodiment 20 (10% microemulsion)
Cyanogen frost azoles 5%, white urea cyanogen 5%, dimethylbenzene 12%, phenyl xenol polyvinylether 15%, ring ethanol 8%, ethylene glycol 8%, water complements to 100%.
Embodiment 21 (10% microemulsion)
Cyanogen frost azoles 4%, metalaxyl 6%, ethanol 6%, sodium alkyl benzene sulfonate 8%, the third hexanone 8%, propane diols 6%, water complements to 100%.
7, the present invention illustrates the synergistic effect that the present invention makes up with following biologically active embodiment.
The joint toxicity measuring of test example 1 cyanogen frost azoles and thiophanate-methyl
For the examination bacterium
Cucumber downy mildew (Psenudoperonos pora.Cubensis)
For the examination cucumber variety
" the close thorn in Shandong ", cucumber is potted plant to be cultured to two open and flat phases of few leaf in the greenhouse.
The experimental concentration design
The experimental concentration of combination medicament and the agent of cyanogen frost azoles list is five concentration of 40,20,10,5,2.5 μ g/ml, and the thiophanate-methyl concentration of treatment is 80,40,20,10,5 μ g/ml, and other establishes the blank of not dosing, and each is handled 4 times and repeats.
Test method
Select second true leaf of the potted plant cucumber of growth neat and consistent, cutting the back puts to culture dish at petiole place humidification cotton balls, by the processing of on the crop sprayer, spraying of top set concentration, treat that the blade soup dries the back in second day inoculation cucumber downy mildew germ, places then in the crop cultivation case and cultivates.
Condition of culture
Cultivation temperature: 28 ℃ of daytimes, 23 ℃ of nights.Incubation time: 6 days.
Investigation and method of counting
In incubator, preserve moisture and cultivate 6 days " Invest, Then Investigate " control efficiency,, calculate control efficiency with disease index, and obtain virulence regression equation and EC by the grade scale classification record of medicine inspecting institute of the Ministry of Agriculture " agricultural chemicals field trial criterion " 50,, calculate interactional ratio behind two single agent compositions (be that SR<0.5 is antagonism, 0.5≤SR≤1.5 are summation action, and SR>1.5 are synergistic effect) according to Wadley bactericide mixture synergy evaluation assessment.
Result of the test sees the following form 1.
The joint toxicity measuring result of table 1 cyanogen frost azoles and thiophanate-methyl
Figure G2009102239957D00071
Result of the test shows: cyanogen frost azoles and thiophanate-methyl weight ratio are 1: 8 o'clock, and its interaction ratio is respectively 1.81, and the bactericide interaction theory according to GiSi (1985) proposes has the notable synergistic effect.
The joint toxicity measuring of test example 2 cyanogen frost azoles and dimethomorph
For the examination bacterium
Cucumber downy mildew (Psenudoperonos pora.Cubensis)
For the examination cucumber variety
" the close thorn in Shandong ", cucumber is potted plant to be cultured to two open and flat phases of few leaf in the greenhouse.
The experimental concentration design
The combination medicament experimental concentration is five concentration of 32,16,8,4,2 μ g/ml, and cyanogen frost azoles and dimethomorph concentration of treatment are 40,20,10,5,2.5 μ g/ml, and other establishes the blank of not dosing, and each is handled 4 times and repeats.
Test method
Select second true leaf of the potted plant cucumber of growth neat and consistent, cutting the back puts to culture dish at petiole place humidification cotton balls, by the processing of on the crop sprayer, spraying of top set concentration, treat that the blade soup dries the back in second day inoculation cucumber downy mildew germ, places then in the crop cultivation case and cultivates.
Condition of culture
Cultivation temperature: 28 ℃ of daytimes, 23 ℃ of nights.Incubation time: 6 days.
Investigation and method of counting
In incubator, preserve moisture and cultivate 6 days " Invest, Then Investigate " control efficiency,, calculate control efficiency with disease index, and obtain virulence regression equation and EC by the grade scale classification record of medicine inspecting institute of the Ministry of Agriculture " agricultural chemicals field trial criterion " 50,, calculate interactional ratio behind two single agent compositions (be that SR<0.5 is antagonism, 0.5≤SR≤1.5 are summation action, and SR>1.5 are synergistic effect) according to Wadley bactericide mixture synergy evaluation assessment.
Result of the test sees the following form 2.
The joint toxicity measuring result of table 2 cyanogen frost azoles and dimethomorph
Figure G2009102239957D00081
Result of the test shows: cyanogen frost azoles and dimethomorph weight ratio are 1: 2 o'clock, and its interaction ratio is respectively 1.98, and the bactericide interaction theory according to GiSi (1985) proposes has the notable synergistic effect.
The joint toxicity measuring of test example 3 cyanogen frost azoles and metalaxyl
For the examination bacterium
Cucumber downy mildew (Psenudoperonos pora.Cubensis)
For the examination cucumber variety
" the close thorn in Shandong ", cucumber is potted plant to be cultured to two open and flat phases of few leaf in the greenhouse.
The experimental concentration design
The experimental concentration of combination medicament and the agent of cyanogen frost azoles list is five concentration of 48,24,12,6,3 μ g/ml, and the metalaxyl concentration of treatment is 400,200,100,50,25 μ g/ml, and other establishes the blank of not dosing, and each is handled 4 times and repeats.
Test method
Select second true leaf of the potted plant cucumber of growth neat and consistent, cutting the back puts to culture dish at petiole place humidification cotton balls, by the processing of on the crop sprayer, spraying of top set concentration, treat that the blade soup dries the back in second day inoculation cucumber downy mildew germ, places then in the crop cultivation case and cultivates.
Condition of culture
Cultivation temperature: 28 ℃ of daytimes, 23 ℃ of nights.Incubation time: 6 days.
Investigation and method of counting
In incubator, preserve moisture and cultivate 6 days " Invest, Then Investigate " control efficiency,, calculate control efficiency with disease index, and obtain virulence regression equation and EC by the grade scale classification record of medicine inspecting institute of the Ministry of Agriculture " agricultural chemicals field trial criterion " 50,, calculate interactional ratio behind two single agent compositions (be that SR<0.5 is antagonism, 0.5≤SR≤1.5 are summation action, and SR>1.5 are synergistic effect) according to Wadley bactericide mixture synergy evaluation assessment.
Result of the test sees the following form 3.
The joint toxicity measuring result of table 3 cyanogen frost azoles and metalaxyl
Figure G2009102239957D00091
Result of the test shows: cyanogen frost azoles and metalaxyl weight ratio are 1: 2 o'clock, and its interaction ratio is respectively 2.11, and the bactericide interaction theory according to GiSi (1985) proposes has the notable synergistic effect.
The joint toxicity measuring of test example 4 cyanogen frost azoles and white urea cyanogen
For the examination bacterium
Downy mildew of garpe (Plasmopara viticola)
For the examination grape variety
" huge peak ", grape is potted plant to be cultured to two open and flat phases of few leaf in the greenhouse.
The experimental concentration design
The experimental concentration of combination medicament list agent is five concentration of 32,16,8,4,2 μ g/ml, and cyanogen frost azoles and white urea cyanogen concentration of treatment are 32,16,8,4,2 μ g/ml, and other establishes the blank of not dosing, and each is handled 4 times and repeats.
Test method
Select second true leaf of the grape pot of growth neat and consistent, cutting the back puts to culture dish at petiole place humidification cotton balls, by the processing of on the crop sprayer, spraying of top set concentration, treat that the blade soup dries the back in second day inoculation downy mildew of garpe germ, places then in the crop cultivation case and cultivates.
Condition of culture
Cultivation temperature: 28 ℃ of daytimes, 23 ℃ of nights.Incubation time: 6 days.
Investigation and method of counting
In incubator, preserve moisture and cultivate 6 days " Invest, Then Investigate " control efficiency,, calculate control efficiency with disease index, and obtain virulence regression equation and EC by the grade scale classification record of medicine inspecting institute of the Ministry of Agriculture " agricultural chemicals field trial criterion " 50,, calculate interactional ratio behind two single agent compositions (be that SR<0.5 is antagonism, 0.5≤SR≤1.5 are summation action, and SR>1.5 are synergistic effect) according to Wadley bactericide mixture synergy evaluation assessment.
Result of the test sees the following form 4.
Table 4 cyanogen frost azoles and white urea cyanogen joint toxicity measuring result
Figure G2009102239957D00101
Result of the test shows: cyanogen frost azoles and white urea cyanogen weight ratio are 1: 1 o'clock, and its interaction ratio is respectively 1.97, and the bactericide interaction theory according to GiSi (1985) proposes has the notable synergistic effect.
Test example 5 cyanogen frost Zuo is Yu the joint toxicity measuring of Evil frost spirit
For the examination bacterium
Cucumber downy mildew (Psenudoperonos pora.Cubensis)
For the examination cucumber variety
" the close thorn in Shandong ", cucumber is potted plant to be cultured to two open and flat phases of few leaf in the greenhouse.
The experimental concentration design
The experimental concentration of combination medicament is five concentration of 24,12,6,3,1.5 μ g/ml, and cyanogen frost Zuo is Ji the concentration of treatment of Evil frost spirit is 40,20,10,5,2.5 μ g/ml, and other establishes the blank of not dosing, and each is handled 4 times and repeats.
Test method
Select second true leaf of the potted plant cucumber of growth neat and consistent, cutting the back puts to culture dish at petiole place humidification cotton balls, by the processing of on the crop sprayer, spraying of top set concentration, treat that the blade soup dries the back in second day inoculation cucumber downy mildew germ, places then in the crop cultivation case and cultivates.
Condition of culture
Cultivation temperature: 28 ℃ of daytimes, 23 ℃ of nights.Incubation time: 6 days.
Investigation and method of counting
In incubator, preserve moisture and cultivate 6 days " Invest, Then Investigate " control efficiency,, calculate control efficiency with disease index, and obtain virulence regression equation and EC by the grade scale classification record of medicine inspecting institute of the Ministry of Agriculture " agricultural chemicals field trial criterion " 50,, calculate interactional ratio behind two single agent compositions (be that SR<0.5 is antagonism, 0.5≤SR≤1.5 are summation action, and SR>1.5 are synergistic effect) according to Wadley bactericide mixture synergy evaluation assessment.
Result of the test sees the following form 5.
Table 5 cyanogen frost Zuo is Yu the joint toxicity measuring result of Evil frost spirit
Figure G2009102239957D00111
Result of the test shows: cyanogen frost Zuo is Yu the clever weight ratio of Evil frost is 1: 1 o'clock, and its interaction ratio is respectively 2.19, and the bactericide interaction theory according to GiSi (1985) proposes has the notable synergistic effect.
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 (9)

1. bactericidal composition is characterized in that containing the cyanogen frost azoles of synergy effective dose and is selected from thiophanate-methyl, dimethomorph, white urea cyanogen, metalaxyl He arbitrary fungicide active ingredient of Evil frost spirit.
2. according to the bactericidal composition of claim 1, it is characterized in that cyanogen frost azoles and be selected from thiophanate-methyl, dimethomorph, white urea cyanogen, metalaxyl He the weight ratio of arbitrary fungicide active ingredient of Evil frost spirit to be preferably 40: 1~1: 40.
3. according to the bactericidal composition of claim 1-2, it is characterized in that cyanogen frost azoles and be selected from thiophanate-methyl, dimethomorph, white urea cyanogen, metalaxyl He the weight ratio of arbitrary fungicide active ingredient of Evil frost spirit to be preferably 10: 1~1: 15.
4. according to the bactericidal composition of claim 1-3, it is characterized in that the weight ratio more preferably 1: 1~1: 12 of cyanogen frost azoles and thiophanate-methyl.
5. according to the bactericidal composition of claim 1-3, it is characterized in that the weight ratio more preferably 3: 1~1: 5 of cyanogen frost azoles and dimethomorph.
6. according to the bactericidal composition of claim 1-3, it is characterized in that the clever weight ratio of cyanogen frost azoles and white urea Qing Huo Evil frost more preferably 1: 3~3: 1.
7. according to the composition pesticide of claim 1-3, it is characterized in that the weight ratio more preferably 5: 1~1: 5 of cyanogen frost azoles and metalaxyl.
8. missible oil, microemulsion, aqueous emulsion, suspending agent, wetting powder, water dispersible granules or the granule formulated according to the described bactericidal composition of arbitrary claim of claim 1-7.
9. be used to prevent and treat the purposes of the downy mildew, eqpidemic disease and the late blight that cause by the Oomycete disease fungus according to the described bactericidal composition of arbitrary claim of claim 1-7.
CN 200910223995 2009-11-23 2009-11-23 Cyazofamid-containing bactericidal composition Active CN101755799B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 200910223995 CN101755799B (en) 2009-11-23 2009-11-23 Cyazofamid-containing bactericidal composition

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 200910223995 CN101755799B (en) 2009-11-23 2009-11-23 Cyazofamid-containing bactericidal composition

Publications (2)

Publication Number Publication Date
CN101755799A true CN101755799A (en) 2010-06-30
CN101755799B CN101755799B (en) 2013-02-27

Family

ID=42487304

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 200910223995 Active CN101755799B (en) 2009-11-23 2009-11-23 Cyazofamid-containing bactericidal composition

Country Status (1)

Country Link
CN (1) CN101755799B (en)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102027957A (en) * 2010-12-30 2011-04-27 陕西美邦农药有限公司 Cyazofamid-containing bactericidal composition
CN102763644A (en) * 2012-06-30 2012-11-07 广东中迅农科股份有限公司 Cyazofamid microemulsion and preparation method thereof
CN102939975A (en) * 2012-11-21 2013-02-27 上海沪联生物药业(夏邑)股份有限公司 Sterilization composition containing triflumizole and dimethomorph and application thereof
CN105101799A (en) * 2013-04-16 2015-11-25 Upl有限公司 Fungicidal composition
CN105432697A (en) * 2015-12-27 2016-03-30 胡凡营 Biological pesticide containing cyazofamid and cymoxanil and preparation method of biological pesticide
CN107980780A (en) * 2017-11-22 2018-05-04 程骏 A kind of fungicide containing thiophanate-methyl
CN110558322A (en) * 2019-10-15 2019-12-13 安徽省益农化工有限公司 Cyazofamid-dimethomorph suspending agent and processing method thereof
CN115299452A (en) * 2022-06-30 2022-11-08 陕西美邦药业集团股份有限公司 Bactericidal composition containing oxadixyl

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006136551A1 (en) * 2005-06-21 2006-12-28 Bayer Cropscience Sa Fungicide composition comprising a phosphorous acid derivative, a mandelamide type compound and a further fungicide compound
CN101262764A (en) * 2005-07-14 2008-09-10 巴斯夫欧洲公司 Fungicide mixtures based on 1-methyl-pyrazol-4-yl carboxylic acid anilides

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006136551A1 (en) * 2005-06-21 2006-12-28 Bayer Cropscience Sa Fungicide composition comprising a phosphorous acid derivative, a mandelamide type compound and a further fungicide compound
CN101262764A (en) * 2005-07-14 2008-09-10 巴斯夫欧洲公司 Fungicide mixtures based on 1-methyl-pyrazol-4-yl carboxylic acid anilides

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102027957A (en) * 2010-12-30 2011-04-27 陕西美邦农药有限公司 Cyazofamid-containing bactericidal composition
CN102763644A (en) * 2012-06-30 2012-11-07 广东中迅农科股份有限公司 Cyazofamid microemulsion and preparation method thereof
CN102763644B (en) * 2012-06-30 2016-02-10 广东中迅农科股份有限公司 A kind of cyazofamid microemulsion and preparation method thereof
CN102939975A (en) * 2012-11-21 2013-02-27 上海沪联生物药业(夏邑)股份有限公司 Sterilization composition containing triflumizole and dimethomorph and application thereof
CN102939975B (en) * 2012-11-21 2014-03-26 上海沪联生物药业(夏邑)股份有限公司 Sterilization composition containing triflumizole and dimethomorph and application thereof
CN105101799B (en) * 2013-04-16 2018-01-23 Upl 有限公司 Fungicidal composition
CN105101799A (en) * 2013-04-16 2015-11-25 Upl有限公司 Fungicidal composition
EP2943067A4 (en) * 2013-04-16 2016-06-01 Upl Ltd Fungicidal composition
CN105432697A (en) * 2015-12-27 2016-03-30 胡凡营 Biological pesticide containing cyazofamid and cymoxanil and preparation method of biological pesticide
CN107980780A (en) * 2017-11-22 2018-05-04 程骏 A kind of fungicide containing thiophanate-methyl
CN110558322A (en) * 2019-10-15 2019-12-13 安徽省益农化工有限公司 Cyazofamid-dimethomorph suspending agent and processing method thereof
CN115299452A (en) * 2022-06-30 2022-11-08 陕西美邦药业集团股份有限公司 Bactericidal composition containing oxadixyl
CN115299452B (en) * 2022-06-30 2024-02-27 陕西美邦药业集团股份有限公司 Bactericidal composition containing oxadixyl

Also Published As

Publication number Publication date
CN101755799B (en) 2013-02-27

Similar Documents

Publication Publication Date Title
CN101755799B (en) Cyazofamid-containing bactericidal composition
CN101755825B (en) Bactericide composition containing thifluzamide
CN101755845B (en) Bactericide composition containing flutolanil
CN101755798A (en) Bactericide composition containing fluazinam
CN101755797A (en) Bactericide composition containing boscalid
CN101755785B (en) Bactericide composition containing famoxadone
CN100444731C (en) Germicide composition
CN102696645A (en) Pesticide composition containing pyraclostrobin and metalaxyl
CN102197818A (en) Bactericidal composition
CN101983565A (en) Sterilization composite containing fluopyram
CN101779677A (en) Sterilization composition containing penconazole
CN101715771B (en) Sterilizing composition containing imibenconazole
CN101715775B (en) Sterilizing composition containing ethirimol
CN101755782A (en) Bactericide composition containing cyprodinil
CN101743983B (en) Fungicidal composition containing flumorph
CN102715173B (en) Bactericidal composition containing phenylate diazole and fluoxastrobin and application of bactericidal composition
CN101755796B (en) Bactericide composition containing flumorph
CN103392715B (en) A kind of bactericidal composition containing cyprodinil and captan
CN101755800B (en) Bactericide composition containing iprovalicarb
CN102246760A (en) Bactericidal composition containing fluopicolide and metalaxyl
CN101779660B (en) Sterilization composition containing methyram
CN101779675A (en) Sterilization composition containing difenoconazole
CN103348990B (en) Bactericidal composition containing mandipropamid and captan
CN103392739A (en) Sterilizing composition containing mandipropamid and copper calcium sulphate
CN103843769A (en) Bactericidal composition containing fluopicolide and metalaxyl-m

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
ASS Succession or assignment of patent right

Free format text: FORMER OWNER: YOU WENLI

Owner name: XINNONG DAZHENG BIOLOGICAL ENGINEERING CO., LTD.,

Free format text: FORMER OWNER: CHEN ZHANGYAN

Effective date: 20110426

C41 Transfer of patent application or patent right or utility model
C53 Correction of patent of invention or patent application
CB03 Change of inventor or designer information

Inventor after: Chen Weimin

Inventor after: Chen Fan

Inventor before: Chen Zhangyan

Inventor before: You Wenli

COR Change of bibliographic data

Free format text: CORRECT: ADDRESS; FROM: 350002 FUJIAN SINO-DASHING BIOLOGICAL ENGINEERING CO., LTD., 6/F, TAIYANGCHENG BUILDING, NO. 268, YANGQIAO WEST ROAD, FUZHOU CITY, FUJIAN PROVINCE TO: 350002 UNIT 6F, BUILDING 2, TAIYANGCHENG COMPREHENSIVE BUILDING, NO. 268, YANGQIAO WEST ROAD, FUZHOU CITY, FUJIAN PROVINCE

Free format text: CORRECT: INVENTOR; FROM: CHEN ZHANGYAN YOU WENLI TO: CHEN WEIMIN CHEN FAN

TA01 Transfer of patent application right

Effective date of registration: 20110426

Address after: Unit 6F No. 2 Yangqiao road Fuzhou Fujian province 350002 City 268 Sun City Building

Applicant after: Xinnong Dazheng Biological Engineering Co., Ltd., Fujian

Address before: Fuzhou City, Fujian province 350002 Yangqiao Road No. 268, Solar City Tower Rio de Janeiro, 6 floor Fujian sinodashing Bioengineering Co. Ltd.

Applicant before: Chen Zhangyan

Co-applicant before: You Wenli

C14 Grant of patent or utility model
GR01 Patent grant