CN106172451A - The application on preventing and treating gibberella zeaze petch of wheat and barley of the bactericidal composition containing captan and Tebuconazole - Google Patents
The application on preventing and treating gibberella zeaze petch of wheat and barley of the bactericidal composition containing captan and Tebuconazole Download PDFInfo
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- CN106172451A CN106172451A CN201610531028.7A CN201610531028A CN106172451A CN 106172451 A CN106172451 A CN 106172451A CN 201610531028 A CN201610531028 A CN 201610531028A CN 106172451 A CN106172451 A CN 106172451A
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- tebuconazole
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N47/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid
- A01N47/02—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid the carbon atom having no bond to a nitrogen atom
- A01N47/04—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid the carbon atom having no bond to a nitrogen atom containing >N—S—C≡(Hal)3 groups
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
- A01N43/64—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with three nitrogen atoms as the only ring hetero atoms
- A01N43/647—Triazoles; Hydrogenated triazoles
- A01N43/653—1,2,4-Triazoles; Hydrogenated 1,2,4-triazoles
Abstract
The invention discloses the application on preventing and treating gibberella zeaze petch of wheat and barley of a kind of bactericidal composition containing captan and Tebuconazole, effective active composition is made up of the first active component captan, the second active component Tebuconazole, the weight ratio of the first active component and the second active component is 90:1～1:90, and content sum is the 2%～90% of described composition total weight.Wettable powder, water dispersible granules, suspending agent that this compositions can be configured to agriculturally to allow, dispersible oil-suspending agent, suspension emulsion, ultra low volume liquids, dispersible agent dosage form.Gibberella zeaze petch of wheat and barley is had notable preventive effect.
Description
Technical field
The present invention relates to the application on preventing and treating gibberella zeaze petch of wheat and barley of a kind of bactericidal composition containing captan and Tebuconazole, kill
Bacteria composition, by the first active component captan, the second active component Tebuconazole and auxiliary agent composition, belongs to pesticides application technology neck
Territory.
Background technology
Captan, English common name: captan, chemical name: 3a, 4,7,7a-tetrahydrochysene-2-(trichloromethyl sulfur)-1H is different
Indole-1,3-(2H)-diketone.The multiple diseases on fruit tree, vegetable, crop can be prevented and treated, it is possible to as seed treatment or pouring root
Prevent and treat stem wilt, damping-off, melasma.Some kind of Fructus Mali pumilae and pears there is is poisoning, Caulis et Folium Lactucae sativae, Herba Apii graveolentis, Fructus Lycopersici esculenti seed are had shadow
Ring.
Tebuconazole, English common name: tebuconazole, chemical name: p-chlorphenyl-4 of (RS)-1-, 4-dimethyl-3
(1H-1,2,4-triazol-1-yl methyl) amylalcohol.For wide spectrum triazole bactericidal agent, consumption is low, can be applicable at the seed of Semen Tritici aestivi
Reason, the various cause of diseases that seed is carried, either adsorb at epidermis or Interior Seed all same effectively.
Gibberella zeaze petch of wheat and barley generally occurs in the whole world, is distributed mainly on moist and semi-humid region, especially weather are moistening many
The Temperate Region in China of rain is injured seriously.All can be injured to heading from seedling, mainly cause that Seedling is withered, brown foot rot, stalk rotten and fringe is rotten, wherein
The most seriously fringe of causing harm is rotten.Owing to the resistance of gibberella zeaze petch of wheat and barley belongs to horizontal resistance, affected by environment bigger, it is difficult to opposing disease
Bacterium infect harm, therefore, preventing and treating head blight most efficient method is chemical prevention.Wheat scab (FusaHum graminearum), call wheat head wheat head withered, rotten, red wheat head, be one of the Major Diseases of Semen Tritici aestivi.China prevents and treats head blight at present
Medicament based on thiophanate-methyl, carbendazim, but life-time service, gibberellic hypha has created resistance to it.
Applicant has been surprisingly found that through test, is compounded with Tebuconazole by captans different for the mechanism of action, is applied to wheat and barley red
The preventing and treating of mildew, effect is notable.
Summary of the invention
It is an object of the invention to provide a kind of bactericidal composition containing captan and Tebuconazole at preventing and treating gibberella zeaze petch of wheat and barley
On application.
For achieving the above object, the technical scheme is that such solution:
The application on preventing and treating gibberella zeaze petch of wheat and barley of a kind of bactericidal composition containing captan and Tebuconazole, it is characterised in that
(1) first active component: captan；
(2) second active component: Tebuconazole；
The weight ratio of the first active component and the second active component is 90:1～1:90, and content sum is described composition total weight
2%～90%.
Further, the weight ratio of the first active component and the second active component is 60:1～1:60, and content sum is described
The 5%～70% of composition total weight.
Further, the weight ratio of the first active component and the second active component is 30:1～1:30, and content sum is institute
State the 10%～60% of composition total weight.
A kind of bactericidal composition containing captan and Tebuconazole of the present invention is according to well known to those skilled in the art of the present technique
The preparation formulation that method can be prepared is wettable powder, water dispersible granules, suspending agent, dispersible oil-suspending agent, suspension emulsion, super
Low capacity liquor, dispersible agent.
To wettable powder, spendable auxiliary agent has: dispersant such as polycarboxylate, lignosulfonates, polyoxyethylene gather
Oxypropylene group ether block copolymers, alkyl naphthalene formaldehyde condensate sulfonates, alkylphenol-polyethenoxy base ether phosphate, poly alkyl alcohol
Oxygen vinyl Ether phosphate ester, in alkylphenol-polyethenoxy base ether sulfonate one or more；Wetting agent such as alkyl sulfate, alkyl sulphur
One or more in hydrochlorate, alkylnaphthalene sulfonate；Filler such as ammonium sulfate, carbamide, sucrose, glucose, kieselguhr, Kaolin,
One or more in white carbon, fine particle calcium carbonate, Pulvis Talci, attapulgite, potter's clay.
To water dispersible granules, spendable auxiliary agent has: dispersant such as polycarboxylate (TERSPERSE 2700, T36, GY-
D06 etc.), lignosulfonates, one or more in alkylnaphthalene sulfonate；Wetting agent such as alkyl sulfate, alkylsulfonate,
One or more in naphthalene sulfonate；Disintegrating agent such as ammonium sulfate, sodium sulfate, polyvinylpyrrolidone, starch and derivant thereof, swollen
One or more in profit soil；Binding agent such as starch, glucose, polyvinyl alcohol, Polyethylene Glycol, sodium carboxymethyl cellulose, sucrose
In one or more；One in filler such as kieselguhr, Kaolin, white carbon, fine particle calcium carbonate, Pulvis Talci, attapulgite, potter's clay or
Multiple.
To suspending agent, spendable auxiliary agent has: emulsifying agent such as calcium dodecyl benzene sulfonate (agriculture breast 500#), Nongru-700 #,
Agriculture breast 2201, this dish-60#, emulsifying agent T-60(common name: anhydrous sorbitol single-hard ester acid ester polyoxyethylene ether), TX-10(lead to
By name: octyl phenol polyoxyethylene (10) ether), agriculture breast 1601#, agriculture breast 600#, agriculture breast 400#；Dispersant such as polycarboxylate, wooden
One or more in element sulfonate, alkylnaphthalene sulfonate；In wetting agent such as alkyl sulfate, alkylsulfonate, naphthalene sulfonate
One or more；In antifreezing agent such as ethylene glycol, propylene glycol, glycerol, carbamide, inorganic salts such as sodium chloride one or more；Increase
Thick dose such as white carbon, polyvinyl alcohol, bentonite, in aluminium-magnesium silicate one or more；Defoamer such as silicone oil, silicone compound,
One or more in C10-20 saturated fat acid compounds, C8-10 aliphatic alcohols, hexanol, butanol, capryl alcohol；Disintegrating agent is such as
In ammonium sulfate, carbamide, sucrose, glucose one or more；Stabilizer such as triphenyl phosphite, epoxychloropropane, acetic anhydride；Water is
Deionized water.
To dispersibling oil-suspending agent, spendable auxiliary agent has: dispersant such as polycarboxylate, lignosulfonates, alkylnaphthalene
Sulfonate (dispersing agent NNO), Huntsman Corporation of TERSPERSE 2020(U.S. HUNTSMAN produce, alkyl naphthalene sulfonic acid salt) in
One or more；Emulsifying agent such as BY(castor oil polyoxyethylene ether) series emulsifying agent (BY-110, BY-125, BY-140), agriculture breast
700#(common name: alkyl phenol formaldehyde resin polyoxyethylene ether), agriculture breast 2201, this dish-60#(common name: sorbitol anhydride list is stearic
Acid esters), Tween-60 #(common name: sorbitan monostearate polyoxyethylene ether), agriculture breast 1601#(common name: phenethyl
Phenol polyoxyethylene poly-oxygen propylene aether), Huntsman Corporation of the TERSPERSE 4894(U.S. produces) in one or more；Moistening
Agent such as alkylphenol-polyethenoxy base ether formaldehyde condensation products sulfate, alkylphenol polyoxyethylene phosphate ester, phenethyl phenol polyoxy second
Alkene ether phosphate ester, alkyl sulfate, alkylsulfonate, naphthalene sulfonate, Huntsman Corporation of the TERSPERSE 2500(U.S. go out
Product) in one or more；In thickening agent such as white carbon, polyvinyl alcohol, bentonite, aluminium-magnesium silicate one or more；Antifreezing agent is such as
In ethylene glycol, propylene glycol, glycerol, carbamide, inorganic salts such as sodium chloride one or more；Disperse medium such as soybean oil, Oleum Brassicae campestris,
In little wheat oil, methyl oleate, diesel oil, machine oil, mineral oil one or more.
To suspension emulsion, spendable auxiliary agent has: emulsifying agent such as calcium dodecyl benzene sulfonate (agriculture breast 500#), Nongru-700 #,
Agriculture breast 2201, this dish-60#, emulsifying agent T-60(common name: anhydrous sorbitol single-hard ester acid ester polyoxyethylene ether), TX-10(lead to
By name: octyl phenol polyoxyethylene (10) ether), agriculture breast 1601#, one or more in agriculture breast 600#, agriculture breast 400#；Dispersant is such as
In polycarboxylate, lignosulfonates, alkylnaphthalene sulfonate one or more；Solvent such as dimethyl phthalate, adjacent benzene two
In formic acid dibutyl ester, ethyl acetate, essence of Niobe one or more；Defoamer is as such as silicone oil, silicone compound, C10-20
One or more in saturated fat acid compounds, C8-10 aliphatic alcohols, hexanol, butanol, capryl alcohol；Thickening agent such as white carbon,
In polyvinyl alcohol, bentonite, aluminium-magnesium silicate one or more；Antifreeze such as ethylene glycol, propylene glycol, glycerol, carbamide, inorganic salts
As in sodium chloride one or more；Water is deionized water.
To ultra low volume liquids, spendable auxiliary agent has: solvent such as trimethylbenzene, o-dichlorohenzene, durene, diethylbenzene, first
Base propylbenzene, butylbenzene, methyl naphthalene, two wires oil, soybean oil, Oleum Gossypii semen, Oleum Brassicae campestris, Oleum Ricini, Oleum Terebinthinae, methyl oleate, oleic acid
Ethyl ester, 1-Phenylethanone., benzyl alcohol, dimethyl sulfoxide, N-Methyl pyrrolidone, DMF, N,N-dimethylacetamide,
In hexanol, n-octyl alcohol, terpineol one or more；Surfactant such as fatty alcohol-polyoxyethylene ether, alkylphenol-polyethenoxy
Ether, phenethyl phenol polyethenoxy ether, alkylaryl polyoxyethylene polyoxypropylene ether, aliphatic alcohol polyoxyvinethene phosphate, alkyl
Phenol polyethenoxy ether phosphate, phenethyl phenol polyethenoxy ether phosphate, alkylaryl polyoxyethylene polyoxypropylene ether phosphate,
In castor oil polyoxyethylene ether, calcium dodecyl benzene sulfonate one or more；Synergist such as Synergistic Phosphorus, sulfoxide, piperonyl fourth
One or more in ether.
To dispersible agent, spendable auxiliary agent has: solvent such as dimethyl phthalate, dibutyl phthalate,
In ethyl acetate, essence of Niobe, acetone, alkyl pyrrolidone, ethanol, isopropanol, isobutanol one or more；Emulsifying agent is such as
Calcium dodecyl benzene sulfonate (agriculture breast 500#), Nongru-700 #, agriculture breast 2201, this dish-60#, emulsifying agent T-60(common name: dehydration
Sorbitol single-hard ester acid ester polyoxyethylene ether), TX-10(common name: octyl phenol polyoxyethylene (10) ether), agriculture breast 1601#, agriculture breast
One or more in 600#, agriculture breast 400#；Vegetable oil methyl ester such as palm oil methyl ester, coconut oil methyl ester, soybean oil methyl ester, oleic acid
One or more in methyl ester.
Instant component is reasonable, and good to gibberella zeaze petch of wheat and barley prevention effect, drug cost is low, and its activity and bactericidal effect are not
It is the simple superposition of each composition activity, compared with existing unitary agent, has significant synergies, to crop safety
Good, meet the security requirement of pesticidal preparations.
Detailed description of the invention
The synergy of mixture measures 1.
Below by Toxicity Determination, captan and the synergy to gibberella zeaze petch of wheat and barley of the Tebuconazole mixture are described.
In order to prevent and treat little bakanae disease (FusaHum graminearum), we are carried out so that captan and Tebuconazole are compounding
Potentiation is studied, and concrete test method and result are as follows.
Toxicity Determination method is: by captan and Original Tebuconazole, according to the matched proportion density set, and is configured to required
Medicinal liquid, standby.Test method is with reference to " NY/T 1156.2-2006 farm-chemical indoor determination test rule antibacterial the 2nd
Part: suppression pathogenic fungi mycelial growth test Plating ".
Aseptically, the culture medium melted in advance is quantitatively adding in aseptic conical flask, from low concentration to high concentration
The most quantitatively draw medicinal liquid, be separately added into above-mentioned conical flask, fully shake up.Then equivalent pours 3 diameter above into is the training of 9cm
Support in ware, make the pastille flat board of respective concentration.Process without medicament is as blank.It is repeated 4 times.
By cultured pathogen, aseptically, with the card punch of diameter 5mm, cut bacterium cake from colony edge, use
Bacterium disease is inoculated in pastille flat board central authorities by inoculator, and mycelia faces up, and covers ware lid, and the incubator putting preference temperature is cultivated.
According to the growing state investigation pathogen mycelial growth situation of bacterium in blank culture dish, use vernier caliper measurement
Colony diameter, decussation method is respectively surveyed once, is averaged.
Mycelial growth inhibition rate=(blank colony diameter-chemicals treatment colony diameter)/blank colony diameter ×
100
Co-toxicity coefficient method is used to evaluate the bactericidal composition containing captan and Tebuconazole of present invention offer to wheat scab
Potentiation, logarithm and preventive effect probability value with drug concentration are sought regression equation, and are calculated the EC of medicament pair50Value, then
Try to achieve co-toxicity coefficient.The compound drug synergy to wheat scab, co-toxicity coefficient is evaluated with co-toxicity coefficient > 120 it is expressed as
Potentiation, co-toxicity coefficient is expressed as summation action between 80～120, and < 80 are expressed as antagonism to co-toxicity coefficient.
Table 1 captan and the Tebuconazole mixture toxicity test result to wheat scab
Toxicity Determination result shows: captan is mixed, to gibberella saubinetii in ratio 110:1～the 1:110 of table 1 with Tebuconazole
Pathogenic bacteria shows different activity: when ratio is 90:1～1:90, show as potentiation；When ratio is 60:1～1:60
Time, especially when ratio is 30:1～1:30, potentiation is the most notable.
The synergy of mixture measures 2.
Below by Toxicity Determination, captan and the synergy to wheat powdery mildew of the Tebuconazole mixture are described.
In order to prevent and treat group powdery mildew (Blumeria graminis), we increase so that captan and Tebuconazole are compounding
Effect Effect study, concrete test method and result are as follows.
Toxicity Determination method is: by captan and Original Tebuconazole, according to the matched proportion density set, and is configured to required
Medicinal liquid, standby.Test method is with reference to " NY/T 1156.4-2006 farm-chemical indoor determination test rule antibacterial the 4th
Part: preventing and treating wheat powdery mildew test pot-culture method ".
By nebulization, medicinal liquid is uniformly sprayed on standby Caulis et Folium Tritici aestivi.If the process without medicament is as blank.
It is repeated 4 times.The Powdery Mildew Fresh spores produced in 24h on morbidity wheat leaf blade uniformly is shaken off to be inoculated in 2～3 leaves of process
On phase potted plant Caulis et Folium Tritici aestivi.Often process 4 basins, the strain of every basin 10, cultivate under optimum conditions.
Investigate according to blank incidence classification, use following stage division:
0 grade: anosis；
1 grade: lesion area accounts for less than the 5% of one-piece blade area；
3 grades: lesion area accounts for the 6%～15% of one-piece blade area；
5 grades: lesion area accounts for the 16%～25% of one-piece blade area；
7 grades: lesion area accounts for the 26%～50% of one-piece blade area；
9 grades: lesion area accounts for more than the 50% of one-piece blade area.
Co-toxicity coefficient method is used to evaluate the bactericidal composition containing captan and Tebuconazole of present invention offer to wheat powdery mildew
Potentiation, logarithm and preventive effect probability value with drug concentration are sought regression equation, and are calculated the EC of medicament pair50Value, then
Try to achieve co-toxicity coefficient.The compound drug synergy to wheat powdery mildew, co-toxicity coefficient is evaluated with co-toxicity coefficient > 120 it is expressed as
Potentiation, co-toxicity coefficient is expressed as summation action between 80～120, and < 80 are expressed as antagonism to co-toxicity coefficient.
Table 2 captan and the Tebuconazole mixture toxicity test result to wheat powdery mildew
Toxicity Determination result shows: captan is mixed, to Semen Tritici aestivi white lead in ratio 110:1～the 1:110 of table 2 with Tebuconazole
Pathogenic bacteria shows different activity, and symphyogenetic result, for being added and antagonism, does not shows potentiation.
The synergy of mixture measures 3.
Below by Toxicity Determination, captan and the potentiation to wheat leaf blight of the Tebuconazole mixture are described.
In order to prevent and treat wheat leaf blight (Fseptoria tritici), we increase so that captan and Tebuconazole are compounding
Effect Effect study, concrete test method and result are as follows.
Toxicity Determination method is: by captan and Original Tebuconazole, according to the matched proportion density set, and is configured to required
Medicinal liquid, standby.Test method is with reference to " NY/T 1156.2-2006 farm-chemical indoor determination test rule antibacterial the 2nd
Part: suppression pathogenic fungi mycelial growth test Plating ".
Aseptically, the culture medium melted in advance is quantitatively adding in aseptic conical flask, from low concentration to high concentration
The most quantitatively draw medicinal liquid, be separately added into above-mentioned conical flask, fully shake up.Then equivalent pours 3 diameter above into is the training of 9cm
Support in ware, make the pastille flat board of respective concentration.Process without medicament is as blank.It is repeated 4 times.
By cultured pathogen, aseptically, with the card punch of diameter 5mm, cut bacterium cake from colony edge, use
Bacterium disease is inoculated in pastille flat board central authorities by inoculator, and mycelia faces up, and covers ware lid, and the incubator putting preference temperature is cultivated.
According to the growing state investigation pathogen mycelial growth situation of bacterium in blank culture dish, use vernier caliper measurement
Colony diameter, decussation method is respectively surveyed once, is averaged.
Mycelial growth inhibition rate=(blank colony diameter-chemicals treatment colony diameter)/blank colony diameter ×
100
Co-toxicity coefficient method is used to evaluate the bactericidal composition containing captan and Tebuconazole of present invention offer to wheat leaf blight
Potentiation, logarithm and preventive effect probability value with drug concentration are sought regression equation, and are calculated the EC of medicament pair50Value, then
Try to achieve co-toxicity coefficient.The compound drug synergy to wheat leaf blight, co-toxicity coefficient is evaluated with co-toxicity coefficient > 120 it is expressed as
Potentiation, co-toxicity coefficient is expressed as summation action between 80～120, and < 80 are expressed as antagonism to co-toxicity coefficient.
Table 3 captan and the Tebuconazole mixture toxicity test result to wheat leaf blight
Toxicity Determination result shows: captan is mixed in ratio 110:1～the 1:110 of table 3 with Tebuconazole, withered to wheat leaf
Pathogenic bacteria shows different activity, and symphyogenetic result, for being added and antagonism, does not shows potentiation.
In order to the present invention is better described, below in conjunction with embodiment, present invention is described further.
Example of formulations 1
Weigh 400 grams of captans, 400 grams of Tebuconazoles, 50 carats open powder BX(nekal), 20 grams of alkyl phenol polyoxy second
Alkene ether phosphate ester, 10 grams of sodium lauryl sulphates, Pulvis Talci fills up to 1000 grams.Above-mentioned raw materials is blended, ultra micro air-flow powder
Broken, hybrid technique step is prepared into 80% captan Tebuconazole wettable powder.
Example of formulations 2
Weigh 360 grams of captans, 240 grams of Tebuconazoles, 40 carats open powder BX(nekal), 30 grams of alkyl phenol polyoxy second
Alkene ether phosphate ester, 20 grams of sodium lauryl sulphates, Kaolin fills up to 1000 grams.Above-mentioned raw materials is blended, ultra micro air-flow powder
Broken, hybrid technique step is prepared into 60% captan Tebuconazole wettable powder.
Example of formulations 3
Weigh 400 grams of captans, 200 grams of Tebuconazoles, 60 grams of T36(polycarboxylic acid salts), 20 grams of Ufoxane 3A(lignin sulfonic acids
Salt), 25 grams of sodium lauryl sulphates, ammonium sulfate fills up to 1000 grams.Above-mentioned raw materials is blended, ultra micro comminution by gas stream, mixing
Processing step is prepared into 60% captan Tebuconazole wettable powder.
Example of formulations 4
Weighing 500 grams of captans, 100 grams of Tebuconazoles, 30 grams of GY-D06(polycarboxylates, Huntsman Corporation of the U.S. produces), 30 grams
Sodium lignin sulfonate, 40 grams of sodium lauryl sulphates, 30 grams of sodium alkyl sulfonates, attapulgite adds to 1000 gram weight parts.Above-mentioned
The method of raw material frequent regulation water intaking dispersible granule i.e. mixes, ultra micro comminution by gas stream, mixing, granulation step produce 60% gram of bacterium
Red tebuconazole water dispersible granule.
Example of formulations 5
Weigh 40 grams of captans, 400 grams of Tebuconazoles, 30 grams of GY-D06,20 grams of sodium lignin sulfonates, 20 carats open powder BX(bis-fourth
Base sodium naphthalene sulfonate), 15 grams of K-12(sodium lauryl sulphates), fine particle calcium carbonate adds to 1000 gram weight parts.The frequent regulation of above-mentioned raw materials takes
The method of water dispersible granules i.e. mixes, ultra micro comminution by gas stream, mixing, that granulation step produces 44% captan Tebuconazole is water-dispersible
Granule.
Example of formulations 6
Weigh 250 grams of captans, 250 grams of Tebuconazoles, 20 grams of GY-D06,25 grams of sodium lignin sulfonates, 30 carats open powder BX(bis-fourth
Base sodium naphthalene sulfonate), 20 grams of K-12(sodium lauryl sulphates), white carbon adds to 1000 gram weight parts.The frequent regulation of above-mentioned raw materials
The method of water intaking dispersible granule i.e. mixes, ultra micro comminution by gas stream, mixing, granulation step produce 50% captan Tebuconazole moisture
Shot agent.
Example of formulations 7
Weigh 200 grams of captans, 100 grams of Tebuconazoles, 50 grams of alkylphenol-polyethenoxy base ether phosphates, 50 grams of lignin sulfonic acids
Sodium, 30 grams of alkyl phenol formaldehyde resin polyoxyethylene ethers, 2 grams of bentonite, 2 grams of xanthan gum, 50 grams of carbamide, 1 gram of benzoic acid, 8 restrain oneself
Alcohol, deionized water adds to 1000 gram weight parts.Above-mentioned raw materials is blended, and high speed shear dispersion 30min, with sand mill sand milling to grain
Footpath D90Less than preparing 30% captan tebuconazole suspension concentrates after 10 μm.
Example of formulations 8
Weigh 120 grams of captans, 80 grams of Tebuconazoles, 55 grams of alkyl polyoxyethylene ether sodium sulfonates, 15 grams of alkylphenol-formaldehyde resins gather
Oxygen vinyl Ether, 4 grams of aluminium-magnesium silicates, 40 grams of ethylene glycol, 0.5 gram of benzoic acid, 15 grams of butanol, deionized water adds to 1000 gram weight
Part.Above-mentioned raw materials is blended, and high speed shear dispersion 30min, with sand mill sand milling to particle diameter D90Less than preparing 20% gram of bacterium after 10 μm
Red Tebuconazole ester suspending agent.
Example of formulations 9
Weigh 240 grams of captans, 160 grams of Tebuconazoles, 45 grams of alkyl polyoxyethylene ether sodium sulfonates, 10 grams of alkylphenol-formaldehyde resins gather
Oxygen vinyl Ether, 15 grams of aluminium-magnesium silicates, 35 grams of ethylene glycol, 1.5 grams of benzoic acid, 10 grams of butanol, deionized water adds to 1000 gram weight
Part.Above-mentioned raw materials is blended, and high speed shear dispersion 30min, with sand mill sand milling to particle diameter D90Less than preparing 40% gram of bacterium after 10 μm
Red tebuconazole suspension concentrates.
Example of formulations 10
Weighing 150 grams of captans, 150 grams of Tebuconazoles, 40 grams of GY-D06(polycarboxylates, Huntsman Corporation of the U.S. produces), 20 grams
Sodium lignin sulfonate, 30 grams of sodium lauryl sulphates, 30 grams of sodium alkyl sulfonates, attapulgite adds to 1000 gram weight parts.Above-mentioned
The method of raw material frequent regulation water intaking dispersible granule i.e. mixes, ultra micro comminution by gas stream, mixing, granulation step produce 30% gram of bacterium
Red tebuconazole water dispersible granule.
Example of formulations 11
Weigh 100 grams of captans, 50 grams of Tebuconazoles, 35 grams of alkylphenol polyoxyethylene phosphate esters, 40 grams of polyoxyethylene polyoxies third
Alkene block copolymer, 45 grams of Tween-60 #, 25 grams of Nongru-700 #, 25 grams of calcium dodecyl benzene sulfonates, 15 grams of organobentonites, 10
Gram polyvinyl alcohol, 12 grams of BHT, Oleum Gossypii semen supplies 1000 grams.Above-mentioned raw materials is blended, with sand mill sand milling to particle diameter less than 5 μm
I.e. prepare 15% captan Tebuconazole and dispersible oil-suspending agent.
Example of formulations 12
Weigh 120 grams of captans, 80 grams of Tebuconazoles, 50 grams of BY-110,20 grams of Huntsman Corporations of the TERSPERSE 2020(U.S. go out
Product, alkyl naphthalene sulfonic acid salt), 40 grams of fatty alcohol-polyoxyethylene ether, 35 grams of agriculture breast 1601#, 18 grams of gas-phase silicas, 25 grams of epoxies
Chloropropane, Petiolus Trachycarpi oil supplies 1000 grams.Above-mentioned raw materials is blended, i.e. prepares 20% gram of bacterium with sand mill sand milling to particle diameter less than 5 μm
Red Tebuconazole dispersibles oil-suspending agent.
Example of formulations 13
Weigh 100 grams of captans, 100 grams of Tebuconazoles, 50 grams of BY-110,40 grams of Huntsman Corporations of the TERSPERSE 2020(U.S.
Produce, alkyl naphthalene sulfonic acid salt), 50 grams of fatty alcohol-polyoxyethylene ether, 40 grams of agriculture breast 1601#, 25 grams of gas-phase silicas, 30 grams of rings
Oxygen chloropropane, Petiolus Trachycarpi oil supplies 1000 grams.Above-mentioned raw materials is blended, i.e. prepares 20% gram with sand mill sand milling to particle diameter less than 5 μm
Bacterium pellet Tebuconazole dispersibles oil-suspending agent.
Example of formulations 14
Weigh 120 grams of captans, 40 grams of Tebuconazoles, 30 grams of agriculture breast 600#, 40 grams of Negels, 60 grams of ethyl acetate, 30
Gram propylene glycol, 6 grams of butanol, 8 grams of polyvinyl alcohol, deionized water adds to 1000 gram weight parts.Above-mentioned raw materials mixes through high speed shear
Close uniformly, ball milling 2～3 hours in ball mill, make diameter of particle all below 5 μm, i.e. prepare 16% captan Tebuconazole
Suspension emulsion.
Example of formulations 15
Weigh 50 grams of captans, 50 grams of Tebuconazoles, 2201,60 grams of sodium lignin sulfonates of 50 grams of agriculture breasts, 60 grams of phthalic acids two
Methyl ester, 30 grams of glycerol, 12 grams of silicone oil, 15 grams of bentonite, deionized water adds to 1000 gram weight parts.Above-mentioned raw materials is through cutting at a high speed
Cut mix homogeneously, ball milling 2～3 hours in ball mill, make diameter of particle all below 5 μm, i.e. prepare 10% captan penta
Azoles alcohol suspension emulsion.
Example of formulations 16
Weigh 100 grams of captans, 50 grams of Tebuconazoles, 70 grams of Nongru-700 #, 60 grams of polycarboxylic acids sodium, 35 grams of phthalic acid diformazans
Ester, 20 grams of propylene glycol, 10 grams of capryl alcohol, 10 grams of bentonite, deionized water adds to 1000 gram weight parts.Above-mentioned raw materials is through cutting at a high speed
Cut mix homogeneously, ball milling 2～3 hours in ball mill, make diameter of particle all below 5 μm, i.e. prepare 15% captan penta
Azoles alcohol suspension emulsion.
Example of formulations 17
Weigh 10 grams of captans, 10 grams of Tebuconazoles, 50 grams of trimethylbenzenes, 30 grams of benzyl alcohol, above-mentioned raw materials of living is put into band stirring
In reaction vessel, low whipping speed is under 60～150 revs/min, is sufficiently stirred for dissolving, adds 20 grams of Synergistic Phosphorus, 30 grams of nitrogen
Ketone, fatty alcohol-polyoxyethylene ether complements to 1000 kilograms.It is sufficiently stirred for 15～60 minutes so that it is mix homogeneously, i.e. prepares 2% gram
Bacterium pellet Tebuconazole ultra low volume liquids.
Example of formulations 18
Weigh 30 grams of captans, 20 grams of Tebuconazoles, 40 grams of methyl-propyl benzene, 50 grams of 1-Phenylethanone .s, work above-mentioned raw materials input band is stirred
In the reaction vessel mixed, low whipping speed is under 60～150 revs/min, is sufficiently stirred for dissolving, adds 30 grams of piperonyl fourths
Ether, 15 grams ooze T soon, castor oil polyoxyethylene ether complements to 1000 kilograms.It is sufficiently stirred for 15～60 minutes so that it is mix homogeneously,
I.e. prepare 5% captan Tebuconazole ultra low volume liquids.
Example of formulations 19
Weigh 30 grams of captans, 10 grams of Tebuconazoles, 60 grams of N,N-dimethylacetamide, 20 grams of dimethyl sulfoxides, above-mentioned raw materials of living
Putting in the reaction vessel of band stirring, low whipping speed is under 60～150 revs/min, is sufficiently stirred for dissolving, adds 20 grams
Sulfoxide, 30 grams of thiophene ketone, alkylaryl polyoxyethylene polyoxypropylene ether phosphate complements to 1000 kilograms.It is sufficiently stirred for 15～60
Minute so that it is mix homogeneously, i.e. prepare 4% captan Tebuconazole ultra low volume liquids.
Example of formulations 20
Weigh 20 grams of captans, 30 grams of Tebuconazoles, 100 grams of isopropanols, 50 grams of acetone, 80 grams of agriculture breast 1601#, 30 grams of agriculture breasts
500#, methyl oleate supplies 1000 grams.Captan and Tebuconazole are dissolved in isopropanol and acetone, then puts into methyl oleate
With agriculture breast 1601#, agriculture breast 500#, mix and homogenize, i.e. preparing 5% captan Tebuconazole dispersible agent.
Example of formulations 21
Weigh 10 grams of captans, 20 grams of Tebuconazoles, 150 grams of dibutyl phthalates, 70 grams of ethyl acetate, 100 grams of agriculture breasts
700#, 50 grams of agriculture breasts 2201, coconut oil methyl ester supplies 1000 grams.By captan and Tebuconazole in dibutyl phthalate and second
Acetoacetic ester dissolves, then puts into coconut oil methyl ester and Nongru-700 #, agriculture breast 2201, mix and homogenize, i.e. preparing 3% gram of bacterium
Red Tebuconazole dispersible agent.
Example of formulations 22
Weigh 20 grams of captans, 10 grams of Tebuconazoles, 130 grams of essence of Niobe, 60 grams of alkyl pyrrolidones, 100 grams of this dish-60#,
50 grams of emulsifying agent T-60, soybean oil methyl ester supplies 1000 grams.By captan and Tebuconazole at essence of Niobe and alkyl pyrrolidine
Ketone dissolves, then puts into soybean oil methyl ester and Ke Si dish-60#, emulsifying agent T-60, mix and homogenize, i.e. preparing 3% gram of bacterium
Red Tebuconazole dispersible agent.
Biological Examples 1: preventing and treating gibberella zeaze petch of wheat and barley field test.
Within 2016, carry out example of formulations 1～22 preventing and treating wheat and barley in Zhang Jia village, Ying Tou town, Mei County, Baoji, Shaanxi province city red mould
Sick field test.By with compare medicament 50% captan wettable powder, the effect of 80% Tebuconazole wettable powder is carried out
Contrast, demonstrates this Mixed Pharmacy prevention effect to gibberella zeaze petch of wheat and barley and the safety to Semen Tritici aestivi.
Trial crops is Semen Tritici aestivi, controlling object be wheat scab (Fusarium graminearum).Test is located at treasured
Ying Tou town, Ji Shi Mei County, experimental plot physical features is smooth, and soil is medium loam, middle fertility, pH value 7.1, rich water quality management during test
Medium.Test medicine and dosage refer to table 4.Separately setting blank, often process 4 times and repeat, every community 30, random district group is arranged
Row.Use conventional nebulization, at the dispenser for the first time of Semen Tritici aestivi flowering initial stage, mu dispenser liquid 45kg, be uniformly sprayed at leave dual sides.
Investigation and statistical method: before dispenser, investigate state of an illness radix, about 10d investigation prevention effect before Semen Tritici aestivi milk stage to results
Really.Every community 5 samplings of diagonal, every some investigation 100～200 fringes, the percentage rate accounting for whole fringe area with withered fringe area divides
Level, records sick spike numbers at different levels and total spike number.Stage division:
0 grade: full fringe is anosis；
1 grade: withered fringe area accounts for less than the 1/4 of full fringe area；
3 grades: withered fringe area accounts for the 1/4～1/2 of full fringe area；
5 grades: withered fringe area accounts for the 1/2～3/4 of full fringe area；
7 grades: withered fringe area accounts for more than the 3/4 of full fringe area.
Disease index=[∑ (sick spike number × relative level numerical value at different levels)/(investigating total spike number × 7)] × 100
Prevention effect (%)=(blank district disease index-chemicals treatment district disease index)/blank district disease index ×
100
Table 4 captan is compounding with Tebuconazole prevents and treats wheat scab result of the test
Field test results shows, above example of formulations has good prevention effect to wheat scab, sprays after 2 times, right
After the 2nd medicine of wheat scab, the preventive effect of 8 days all reaches more than 90%, hence it is evident that be better than the preventive effect of single dose.By to after medicine 8 days differences
Different significance analysis, preventive effect difference reaches pole significant level (see Table 4).
Security survey to Semen Tritici aestivi, observes for after spray medicine after the 1st day and medicine some days, and each test processes Semen Tritici aestivi without poisoning
Phenomenon occurs.
From above example, captan and Tebuconazole are that 90:1～1:90 compounds according to weight ratio, can be made into
Wettable powder, water dispersible granules, suspending agent, dispersible oil-suspending agent, suspension emulsion, ultra low volume liquids, dispersible agent, right
Gibberella zeaze petch of wheat and barley has significant prevention effect, and potentiation is obvious, reduces dosage and drug cost, and to crop safety,
Therefore have wide practical use on producing.
In sum, the compositions of the present invention is notable to the prevention effect of gibberella zeaze petch of wheat and barley, is to use two kinds of active component
Compound scheme, its activity and bactericidal effect are not the simple superposition of each composition activity, compared with existing unitary agent, except having
Significantly outside bactericidal effect, also having significant synergies, cost accounting reduces, and to crop safety, meets pesticidal preparations
Security requirement.
Claims (4)
1. the application on preventing and treating gibberella zeaze petch of wheat and barley of the bactericidal composition containing captan and Tebuconazole, it is characterised in that: first lives
The weight ratio of property composition captan and the second active component Tebuconazole is 90:1～1:90, and content sum is described compositions gross weight
The 2%～90% of amount.
The bactericidal composition containing captan and Tebuconazole application on preventing and treating gibberella zeaze petch of wheat and barley the most according to claim 1,
It is characterized in that: the weight ratio of the first active component captan and the second active component Tebuconazole is 60:1～1:60, content it
With for the 5%～70% of described composition total weight.
The bactericidal composition containing captan and Tebuconazole application on preventing and treating gibberella zeaze petch of wheat and barley the most according to claim 1,
It is characterized in that: the weight ratio of the first active component captan and the second active component Tebuconazole is 30:1～1:30, content it
With for the 10%～60% of described composition total weight.
The bactericidal composition containing captan and Tebuconazole application on preventing and treating gibberella zeaze petch of wheat and barley the most according to claim 1,
It is characterized in that: described combination dosage form is wettable powder, water dispersible granules, suspending agent, dispersibles oil-suspending agent, hangs breast
Agent, ultra low volume liquids and dispersible agent.
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| CN201610531028.7A CN106172451A (en) | 2016-07-07 | 2016-07-07 | The application on preventing and treating gibberella zeaze petch of wheat and barley of the bactericidal composition containing captan and Tebuconazole |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108651447A (en) * | 2018-04-23 | 2018-10-16 | 江苏邦盛生物科技有限责任公司 | A kind of oil-suspending agent and preparation method thereof containing Tebuconazole and Bravo |
| CN114206114A (en) * | 2019-06-05 | 2022-03-18 | Upl有限责任公司 | Fungicide compositions for controlling conidiobolus fermentation in plants |
| WO2023002475A1 (en) * | 2021-07-17 | 2023-01-26 | Adama Makhteshim Ltd. | Aqueous fungicide mixture formulation |
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| CN1653903A (en) * | 2005-01-31 | 2005-08-17 | 南京农业大学 | Method for treating drug resistant fusarium blight |
| CN101019535A (en) * | 2007-02-14 | 2007-08-22 | 山东省烟台市农业科学研究院 | Germicide composition containing captan and possessing synergy |
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| CN1653903A (en) * | 2005-01-31 | 2005-08-17 | 南京农业大学 | Method for treating drug resistant fusarium blight |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108651447A (en) * | 2018-04-23 | 2018-10-16 | 江苏邦盛生物科技有限责任公司 | A kind of oil-suspending agent and preparation method thereof containing Tebuconazole and Bravo |
| CN114206114A (en) * | 2019-06-05 | 2022-03-18 | Upl有限责任公司 | Fungicide compositions for controlling conidiobolus fermentation in plants |
| WO2023002475A1 (en) * | 2021-07-17 | 2023-01-26 | Adama Makhteshim Ltd. | Aqueous fungicide mixture formulation |
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