CN102057909B - Bactericidal composition containing triflumizole and antibiotic compounds - Google Patents
Bactericidal composition containing triflumizole and antibiotic compounds Download PDFInfo
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- CN102057909B CN102057909B CN 201010603297 CN201010603297A CN102057909B CN 102057909 B CN102057909 B CN 102057909B CN 201010603297 CN201010603297 CN 201010603297 CN 201010603297 A CN201010603297 A CN 201010603297A CN 102057909 B CN102057909 B CN 102057909B
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Abstract
The invention discloses a bactericidal composition containing triflumizole and antibiotic compounds, which comprises an active component A and an active component B, wherein the active component A is triflumizole, the active component B is selected from one of the following bactericides: validamycin, polyxins and kasugamycin, and the ratio of the active component A to the active component B in parts by weight is (1-50): (1-50). The composition can prevent and treat a plurality of crop diseases, has obvious synergistic action, expands bactericidal spectrum, has higher activity on crop diseasescomprising rice blast, powdery mildew, downy mildew, banded sclerotial blight, gray mold, leaf mold, blight, epidemics and alternaria leaf spot, decreases the dosage of pesticides and the residue of pesticides on crops, and reduces environment pollution.
Description
Technical field
The invention belongs to technical field of pesticide, relate to a kind of bactericidal composition that contains fluorine bacterium azoles and antibiotics compound.
Background technology
Fluorine bacterium azoles (triflumizole), chemical name: (E)-and 4-chloro-α, α, α-three fluoro-N-(1-imidazoles-1-base-α-third oxygen ethylidene) neighbour-toluidines fluorine bacterium azoles, molecular formula:
C
15H
15N
3F
3ClO, structural formula:
Fluorine bacterium azoles is ergosterol biosynthesis inhibitor.Have prevention, treat, root out effect, the systemic action conductivity is good, and anti-rain drop erosion can be prevented the various crop disease.The scope of application: be applicable to the control of powdery mildews such as wheat class, fruit tree, vegetables, rust, peach brown rot.
Yet in the real process of agricultural production, preventing and treating the problem that disease is easy to generate most is the drug-fast generation of germ.The different cultivars composition carries out composite, is to prevent and treat the very common method of resistance germ.Heterogeneity is carried out composite, according to practical application effect, judge certain composite be synergy, add and or antagonism.In most cases, the composite effect of agricultural chemicals all is additive effect, and the seldom composite of synergistic effect really arranged, especially synergistic effect very obviously, synergy ratio very high composite just still less.Through inventor research, find can produce good synergistic effect after fluorine bacterium azoles and jinggangmeisu, polyoxin, kasugarnycin is composite, and still unexposed about the composite relevant report of fluorine bacterium azoles and jinggangmeisu, polyoxin, kasugarnycin.
Summary of the invention
A kind of bactericidal composition that contains fluorine bacterium azoles and antibiotics compound, comprise effective active component, auxiliary agent and filler, it is characterized in that: A, B ratio of weight and number are 1～50: 1～50, and active components A is selected from fluorine bacterium azoles, and active component B is jinggangmeisu, polyoxin, kasugarnycin.
Described a kind of bactericidal composition that contains fluorine bacterium azoles and antibiotics compound is characterized in that: the ratio of weight and number of A, two kinds of active components of B is 1～40: 1～40.
The described bactericidal composition that contains fluorine bacterium azoles is characterized in that: the ratio of weight and number of fluorine bacterium azoles and jinggangmeisu is 5～15: 5～30.
The described bactericidal composition that contains fluorine bacterium azoles is characterized in that: the ratio of weight and number of fluorine bacterium azoles and polyoxin is 5～15: 5～30.
The described bactericidal composition that contains fluorine bacterium azoles is characterized in that: the ratio of weight and number of fluorine bacterium azoles and kasugarnycin is 5～30: 5～15.
The ratio of weight and number of A, two kinds of active components of B is 1～50: 1～50.Usually active weight percentage is 0.5～90% of gross weight in the composition, and preferable is 5%～85%.According to different preparation types, the active component content scope is different.Usually, liquid preparation contains 1～70% active substance by weight, preferably is 5～50%; Solid pharmaceutical preparation contains 5～85% active substance by weight, preferably is 10～80%.
At least contain a kind of surfactant in the bactericidal composition of the present invention, the dispersion of active component in water when being beneficial to use.Surface-active contents is 5～30% of total formulation weight amount, and surplus is solid or liquid diluent.
The selected surfactant of bactericidal composition of the present invention is known in those skilled in the art: can be selected from dispersant, wetting agent, binding agent or the defoamer one or more.According to different dosage form, can also contain disintegrant known in those skilled in the art, antifreeze etc. in the preparation.
Described dispersant is selected from alkylnaphthalene sulfonate, two (alkyl) naphthalenesulfonate formaldehyde condensation compound, naphthalene sulfonic acid-formaldehyde condensation product, aryl phenol polyoxyethylene succinate sulfonate, octylphenol polyethylene oxyethylene group ether sulfate, polycarboxylate, lignosulfonates, the phonetic formaldehyde condensation products sulphate of alkylphenol-polyethenoxy, alkyl benzene sulfonate calcium salt, the naphthalene sulfonic acid-formaldehyde condensation product sodium salt, alkylphenol-polyethenoxy is phonetic, aliphatic amine polyoxyethylene is phonetic, polyoxyethylene carboxylate, during the ester polyoxyethylene is phonetic one or more.
Described wetting agent is selected from: one or more in lauryl sodium sulfate, neopelex, Nekal BX, wetting and penetrating agent F, spaonin powder, silkworm excrement, the soapberry powder.
Described disintegrant is selected from: one or more in bentonite, urea, ammonium sulfate, the aluminium chloride.
Described binding agent is selected from: one or more in gum Arabic, xanthans, sodium phosphate trimer, phenolic resins, sodium alginate, white dextrin, methylcellulose, PAA, polyvinylpyrrolidone, crospolyvinylpyrrolidone, polyethylene glycol, the polyvinyl alcohol.
Described antifreeze is selected from: one or more in ethylene glycol, propane diols, glycerine, the polyethylene glycol.
Described defoamer is selected from: silicone, C
8～10Aliphatic alcohols, C
10～20In saturated fat acids (as capric acid) and acid amides, silicone oil, the silicone compound one or more.
Described stabilizing agent is selected from one or more in sodium sorbate, butyl glycidyl ether, phenyl glycidyl ether, cresyl glycidyl ether, the polyethylene glycol diglycidyl ether;
Described filler is selected from: one or more in kaolin, diatomite, bentonite, attapulgite, white carbon, starch, the precipitated calcium carbonate.
Composition of the present invention can be by the user before use through dilution or directly use.Its preparation can be by the preparation of common processing method, is about to active substance and after liquid flux or solid carrier mix, and adds in surfactant such as dispersant, stabilizing agent, wetting agent, adhesive, the defoamer etc. one or more again.
Bactericidal composition of the present invention can be processed into acceptable forms on any agricultural chemicals on demand.Wherein preferred dosage form is wetting powder, water dispersible granules, suspending agent.
When making wetting powder, composition comprises following constituent content: fluorine bacterium azoles 1～50%, active component B 1～50%, dispersant 5～10%, wetting agent 2～10%, filler 8～91%.
Active component fluorine bacterium azoles, active component B, dispersant, wetting agent, filler are mixed, in mixed cylinder, mix, after airslide disintegrating mill is pulverized, mix again, namely can be made into the wetting powder product of the present composition.
When making water dispersible granules, composition comprises following constituent content: active component fluorine bacterium azoles 1～50%, active component B 1～50%, dispersant 3～12%, wetting agent 1～8%, disintegrant 1～10%, binding agent 1～8%, filler 10～92%.
Active component fluorine bacterium azoles, active component B, dispersant, wetting agent, disintegrant, filler etc. are pulverized the particle diameter that obtains needs through air-flow together, add other auxiliary agents such as binding agent again, obtain the materials of granulating.It is interior through after granulation and the drying to expect that product are quantitatively sent the fluidized bed granulation dryer to, makes the water dispersible granules product of the present composition.
Comprise following constituent content when composition is made suspending agent: active component fluorine bacterium azoles 1～30%, active component B 1～30%, dispersant 2～10%, wetting agent 2～10%, defoamer 0.1～1%, binding agent 0.1～2%, antifreeze 0.1～8%, deionized water add to 100%.
Dispersant, wetting agent, defoamer, thickener, antifreeze in the above-mentioned formulation material are mixed through high speed shear, add active component fluorine bacterium azoles, active component B, ball milling is 2～3 hours in ball mill, make diameter of particle all below 5 μ m, make the suspending agent product of the present composition.
The invention has the advantages that: after (1) fluorine bacterium azoles and active component B are composite, have obviously lasting synergistic effect; (2) enlarged fungicidal spectrum, rice blast, powdery mildew, downy mildew, banded sclerotial blight, gray mold, leaf mold, fusarium wilt, eqpidemic disease, spot defoliation disease have all been had greater activity; (3) the present invention not with an organic solvent is not difficult for producing poisoning, is convenient to transportation and storage; (4) reduce the dosage of agricultural chemicals, reduced the residual quantity of agricultural chemicals on crop, alleviated environmental pollution.
Embodiment
Below in conjunction with the further instruction of the present invention of embodiment, the portion rate among the embodiment is ratio of weight and number, but the present invention is not limited thereto.
The embodiment of the invention is the method that adopts Toxicity Determination and field trial to combine.
Application Example one
Example 1 25% fluorine bacterium azoles jinggangmeisu wetting powder
Fluorine bacterium azoles 15%, jinggangmeisu 10%, lignosulfonates 7%, soapberry powder 4%, diatomite add to 100%, and mixture carries out air-flow to be pulverized, and makes 25% fluorine bacterium azoles jinggangmeisu wetting powder.
Example 2 35% fluorine bacterium azoles jinggangmeisu wetting powders
Fluorine bacterium azoles 20%, jinggangmeisu 15%, polycarboxylate 6%, wetting and penetrating agent F 5%, attapulgite add to 100%, and mixture carries out air-flow to be pulverized, and makes 35% fluorine bacterium azoles jinggangmeisu wetting powder.
Example 3 70% fluorine bacterium azoles jinggangmeisu wetting powders
Fluorine bacterium azoles 50%, jinggangmeisu 20%, aryl phenol polyoxyethylene succinate sulfonate 8%, spaonin powder 6%, white carbon add to 100%, and mixture carries out air-flow to be pulverized, and makes 70% fluorine bacterium azoles jinggangmeisu wetting powder.
Example 4 18% fluorine bacterium azoles jinggangmeisu water dispersible granules
Fluorine bacterium azoles 6%, jinggangmeisu 12%, lauryl sodium sulfate 5%, polyoxyethylene carboxylate 8%, aluminium chloride 0.6%, precipitated calcium carbonate add to 100%, the mixed 18% fluorine bacterium azoles jinggangmeisu water dispersible granules that gets.
Example 5 27% fluorine bacterium azoles jinggangmeisu water dispersible granules
Fluorine bacterium azoles 18%, jinggangmeisu 9%, wetting and penetrating agent F 6%, naphthalene sulfonic acid-formaldehyde condensation product sodium salt 7%, bentonite add to 100%, the mixed 27% fluorine bacterium azoles jinggangmeisu water dispersible granules that gets.
Example 6 35% fluorine bacterium azoles jinggangmeisu water dispersible granules
Fluorine bacterium azoles 17%, jinggangmeisu 18%, spaonin powder 5%, alkyl benzene sulfonate calcium salt 8%, urea 1%, kaolin add to 100%, the mixed 35% fluorine bacterium azoles jinggangmeisu water dispersible granules that gets.
Example 7 15% fluorine bacterium azoles jinggangmeisu suspending agents
Fluorine bacterium azoles 5%, jinggangmeisu 10%, polycarboxylate 5%, neopelex 5%, C
8～10Aliphatic alcohols 0.5%, methylcellulose 1%, propane diols 1.6%, deionized water add to 100%, the mixed 15% fluorine bacterium azoles jinggangmeisu suspending agent that gets.
Example 8 20% fluorine bacterium azoles jinggangmeisu suspending agents
Fluorine bacterium azoles 16%, jinggangmeisu 4%, naphthalene sulfonic acid-formaldehyde condensation product 7%, silkworm excrement 3%, silicone compound 0.2%, polyvinylpyrrolidone 0.8%, polyethylene glycol 1.5%, deionized water add to 100%, the mixed 20% fluorine bacterium azoles jinggangmeisu suspending agent that gets.
Example 9 45% fluorine bacterium azoles jinggangmeisu suspending agents
Fluorine bacterium azoles 40%, jinggangmeisu 5%, the phonetic formaldehyde condensation products sulphate 8% of alkylphenol-polyethenoxy, neopelex 4%, C
10～20Saturated fat acids 0.6%, sodium phosphate trimer 0.8%, glycerine 1.2%, deionized water add to 100%, the mixed 45% fluorine bacterium azoles jinggangmeisu suspending agent that gets.
Example 10 24% fluorine bacterium azoles polyoxin wetting powders
Fluorine bacterium azoles 8%, polyoxin 16%, polycarboxylate 8%, Nekal BX 4%, diatomite add to 100%, and mixture carries out air-flow to be pulverized, and makes 24% fluorine bacterium azoles polyoxin wetting powder.
Example 11 45% fluorine bacterium azoles polyoxin wetting powders
Fluorine bacterium azoles 30%, polyoxin 15%, naphthalene sulfonic acid-formaldehyde condensation product sodium salt 8%, silkworm excrement 6%, bentonite add to 100%, and mixture carries out air-flow to be pulverized, and makes 45% fluorine bacterium azoles polyoxin wetting powder.
Example 12 50% fluorine bacterium azoles polyoxin wetting powders
Fluorine bacterium azoles 40%, polyoxin 10%, lignosulfonates 7%, soapberry powder 5%, kaolin add to 100%, and mixture carries out air-flow to be pulverized, and makes 50% fluorine bacterium azoles polyoxin wetting powder.
Example 13 20% fluorine bacterium azoles polyoxin water dispersible granules
Fluorine bacterium azoles 10%, polyoxin 10%, the phonetic formaldehyde condensation products sulphate 7% of alkylphenol-polyethenoxy, spaonin powder 6%, urea 1%, attapulgite add to 100%, the mixed 20% fluorine bacterium azoles polyoxin water dispersible granules that gets.
Example 14 30% fluorine bacterium azoles polyoxin water dispersible granules
Fluorine bacterium azoles 20%, polyoxin 10%, naphthalene sulfonic acid-formaldehyde condensation product sodium salt 9%, wetting and penetrating agent F 6%, bentonite add to 100%, the mixed 30% fluorine bacterium azoles polyoxin water dispersible granules that gets.
Example 15 40% fluorine bacterium azoles polyoxin water dispersible granules
Fluorine bacterium azoles 25%, polyoxin 15%, lignosulfonates 7%, soapberry powder 4%, ammonium sulfate 0.7%, kaolin add to 100%, the mixed 40% fluorine bacterium azoles polyoxin water dispersible granules that gets.
Example 16 12% fluorine bacterium azoles polyoxin suspending agents
Fluorine bacterium azoles 4%, polyoxin 8%, polyoxyethylene carboxylate 8%, soapberry powder 5%, silicone oil 0.3%, xanthans 1%, glycerine 1.3%, deionized water add to 100%, the mixed 12% fluorine bacterium azoles polyoxin suspending agent that gets.
Example 17 14% fluorine bacterium azoles polyoxin suspending agents
Fluorine bacterium azoles 10%, polyoxin 4%, alkyl benzene sulfonate calcium salt 6%, lauryl sodium sulfate 4%, silicone compound 0.5%, sodium phosphate trimer 1.2%, ethylene glycol 1.3%, deionized water add to 100%, the mixed 14% fluorine bacterium azoles polyoxin suspending agent that gets.
Example 18 22% fluorine bacterium azoles polyoxin suspending agents
Fluorine bacterium azoles 15%, polyoxin 7%, polycarboxylate 7%, wetting and penetrating agent F 5%, silicone oil 0.2%, polyvinylpyrrolidone 0.9%, polyethylene glycol 1.6%, deionized water add to 100%, the mixed 22% fluorine bacterium azoles polyoxin suspending agent that gets.
Example 19 18% fluorine bacterium azoles kasugarnycin wetting powders
Fluorine bacterium azoles 6%, kasugarnycin 12%, the phonetic formaldehyde condensation products sulphate 9% of alkylphenol-polyethenoxy, silkworm excrement 6%, bentonite add to 100%, and mixture carries out air-flow to be pulverized, and makes 18% fluorine bacterium azoles kasugarnycin wetting powder.
Example 20 48% fluorine bacterium azoles kasugarnycin wetting powders
Fluorine bacterium azoles 30%, kasugarnycin 18%, lignosulfonates 6%, spaonin powder 5%, diatomite add to 100%, and mixture carries out air-flow to be pulverized, and makes 48% fluorine bacterium azoles kasugarnycin wetting powder.
Example 21 56% fluorine bacterium azoles kasugarnycin wetting powders
Fluorine bacterium azoles 50%, kasugarnycin 6%, polyoxyethylene carboxylate 7%, wetting and penetrating agent F 6%, kaolin add to 100%, and mixture carries out air-flow to be pulverized, and makes 56% fluorine bacterium azoles kasugarnycin wetting powder.
Example 22 9% fluorine bacterium azoles kasugamycin water-dispersion granules
Fluorine bacterium azoles 3%, kasugarnycin 6%, aryl phenol polyoxyethylene succinate sulfonate 6%, Nekal BX 4%, sodium sulphate 1%, bentonite add to 100%, the mixed 9% fluorine bacterium azoles kasugamycin water-dispersion granule that gets.
Example 23 25% fluorine bacterium azoles kasugamycin water-dispersion granules
Fluorine bacterium azoles 20%, kasugarnycin 5%, aliphatic amine polyoxyethylene are phonetic 8%, wetting and penetrating agent F 7%, aluminium chloride 0.8%, attapulgite add to 100%, mixed 25% fluorine bacterium azoles kasugamycin water-dispersion granule.
Example 24 44% fluorine bacterium azoles kasugamycin water-dispersion granules
Fluorine bacterium azoles 40%, kasugarnycin 4%, naphthalene sulfonic acid-formaldehyde condensation product 7%, soapberry powder 5%, urea 1.2%, bentonite add to 100%, the mixed 44% fluorine bacterium azoles kasugamycin water-dispersion granule that gets.
Example 25 27% fluorine bacterium azoles kasugarnycin suspending agents
Fluorine bacterium azoles 9%, kasugarnycin 18%, naphthalene sulfonic acid-formaldehyde condensation product sodium salt 8%, neopelex 6%, C
8～10Aliphatic alcohols 0.7%, gum Arabic 0.8%, glycerine 1.4%, deionized water add to 100%, the mixed 27% fluorine bacterium azoles kasugarnycin suspending agent that gets.
Example 26 32% fluorine bacterium azoles kasugarnycin suspending agents
Fluorine bacterium azoles 20%, kasugarnycin 12%, alkyl benzene sulfonate calcium salt 9%, wetting and penetrating agent F 6%, silicone oil 0.2%, polyvinylpyrrolidone 1%, polyethylene glycol 1.7%, deionized water add to 100%, the mixed 32% fluorine bacterium azoles kasugarnycin suspending agent that gets.
Example 27 35% fluorine bacterium azoles kasugarnycin suspending agents
Fluorine bacterium azoles 25%, kasugarnycin 10%, polyoxyethylene carboxylate 7%, soapberry powder 5%, silicone compound 0.5%, sodium phosphate trimer 0.6%, propane diols 1.2%, deionized water add to 100%, the mixed 35% fluorine bacterium azoles kasugarnycin suspending agent that gets.
The embodiment of the invention is the method that adopts Toxicity Determination and field trial to combine.The embodiment of the invention is the method that adopts Toxicity Determination and field trial to combine.Earlier by Toxicity Determination, the synergy ratio (SR) after clear and definite two kinds of medicaments are composite by a certain percentage, SR＜0.5 is antagonism, and 0.5≤SR≤1.5 are summation action, and SR＞1.5 are synergistic effect, on this basis, carry out field trial again.
Fluorine bacterium azoles and active component B (B is selected from a kind of of jinggangmeisu, polyoxin, kasugarnycin) are composite to the crop pest Toxicity Determination.
After the effective inhibition concentration scope of each medicament was determined in prerun, each medicament was established 5 dosage respectively by active constituent content and is handled, and established the clear water contrast.Carry out with reference to " agricultural chemicals indoor bioassay test rule bactericide ", adopt the mycelial growth rate method to measure medicament to the virulence of crop germ.Measure colony diameter with the right-angled intersection method behind the 72h, calculate and respectively handle clean amount of growth, mycelial growth inhibition rate.
Clean amount of growth (mm)=measurement colony diameter-5
Mycelial growth inhibition rate is converted into probit value (y), and liquor strength (μ g/mL) converts logarithm value (x) to, tries to achieve virulence regression equation (y=a+bx) with method of least squares, and calculates the EC of every kind of medicament thus
50Value.Calculate the different proportioning synergy ratios (SR) of two medicaments according to the Wadley method simultaneously, SR＜0.5 is antagonism, and 0.5≤SR≤1.5 are summation action, and SR＞1.5 are synergistic effect.Computing formula is as follows:
Wherein: a, b are respectively active component fluorine bacterium azoles and active component B (jinggangmeisu, polyoxin, kasugarnycin) shared ratio in combination;
A is fluorine bacterium azoles;
B is a kind of in jinggangmeisu, polyoxin, the kasugarnycin.
Implementation of an application example two
Fluorine bacterium azoles and composite jinggangmycin are to the rice blast Toxicity Determination.
Test medicine provides by Shaanxi Welch Crop Protection Co., Ltd..
Experimental scheme: effective inhibition concentration scope of determining fluorine bacterium azoles, the former medicine of jinggangmeisu and the two different proportioning mixture through preliminary experiment.
Toxicity test result
Table 1 fluorine bacterium azoles, jinggangmeisu and composite toxicity test analysis of results table to rice blast thereof
As shown in Table 1, fluorine bacterium azoles, jinggangmeisu are to the EC of rice blast
50Be respectively 1.34mg/L and 2.15mg/L.Fluorine bacterium azoles and jinggangmeisu proportioning were at 50: 1 to 1: 50 o'clock, synergy ratio SR is all greater than 1.5, illustrating that fluorine bacterium azoles and jinggangmeisu were mixed in the scope at 50: 1 to 1: 50 all shows synergistic effect, especially when the two proportioning during at 4: 1 to 1: 8, synergistic effect is more obviously outstanding, synergy ratio SR maximum when fluorine bacterium azoles and jinggangmeisu weight ratio are 1: 2 wherein, synergistic effect is the most obvious.
Implementation of an application example three
Fluorine bacterium azoles and polyoxin are composite to the wheat powdery mildew Toxicity Determination.
Test medicine provides by Shaanxi Welch Crop Protection Co., Ltd..
Experimental scheme: effective inhibition concentration scope of determining fluorine bacterium azoles, the former medicine of polyoxin and the two different proportioning mixture through preliminary experiment.
Toxicity test result
Table 2 fluorine bacterium azoles, polyoxin and composite toxicity test analysis of results table to wheat powdery mildew thereof
As shown in Table 2, fluorine bacterium azoles, polyoxin are to the EC of wheat powdery mildew
50Be respectively 1.04mg/L and 1.98mg/L.Fluorine bacterium azoles and polyoxin proportioning were at 50: 1 to 1: 50 o'clock, synergy ratio SR is all greater than 1.5, illustrating that fluorine bacterium azoles and polyoxin were mixed in the scope at 50: 1 to 1: 50 all shows synergistic effect, especially when the two proportioning during at 4: 1 to 1: 8, synergistic effect is more obviously outstanding, synergy ratio SR maximum when fluorine bacterium azoles and polyoxin weight ratio are 1: 2 wherein, synergistic effect is the most obvious.
Implementation of an application example four:
Fluorine bacterium azoles and kasugarnycin are composite to the cucumber fusarium axysporum Toxicity Determination.
Test medicine provides by Shaanxi Welch Crop Protection Co., Ltd..
Experimental scheme: effective inhibition concentration scope of determining fluorine bacterium azoles, the former medicine of kasugarnycin and the two different proportioning mixture through preliminary experiment.
Toxicity test result
Table 3 fluorine bacterium azoles, kasugarnycin and composite toxicity test analysis of results table to cucumber fusarium axysporum thereof
As shown in Table 3, fluorine bacterium azoles, kasugarnycin are to the EC of cucumber fusarium axysporum
50Be respectively 1.37mg/L and 0.63mg/L.Fluorine bacterium azoles compares at 50: 1 to 1: 50 o'clock with kasugarnycin, synergy ratio SR is all greater than 1.5, illustrating that fluorine bacterium azoles and kasugarnycin were mixed in the scope at 50: 1 to 1: 50 all shows synergistic effect, synergy ratio SR maximum when fluorine bacterium azoles and kasugarnycin weight ratio are 2: 1 wherein, synergistic effect is the most obvious.
Application Example five fluorine bacterium azoles and jinggangmeisu and the composite control rice blast test of pesticide effectiveness thereof
This experimental establishment is in suburb, Guangxi province Liuzhou City, and test medicine is researched and developed, provided by Shaanxi Welch Crop Protection Co., Ltd., contrast medicament 30% triflumizole wettable powder (commercial), 5% jinggangmeisu aqua (commercial).
The preceding investigation of medicine rice blast disease index, in the their early stage dispenser, dispenser for the second time after 10 days, dispenser is 2 times altogether, investigates disease indexs in 7 days, 14 days after the dispenser for the second time and calculates preventive effect.Experimental result is as follows:
Table 4 fluorine bacterium azoles, jinggangmeisu and the composite control rice blast test of pesticide effectiveness thereof
As can be seen from Table 4, can effectively prevent and treat rice blast behind fluorine bacterium azoles and the composite jinggangmycin, control efficiency all is better than the preventive effect of single agent.In the test scope of medication, the target crop is had no adverse effects, and rice sheath blight disease is had certain preventive effect.
Application Example hexafluoro bacterium azoles and polyoxin and the composite control wheat powdery mildew test of pesticide effectiveness thereof
This experimental establishment is in Geng Peng town, Yingshang County, Anhui Province, and test medicine is researched and developed, provided by Shaanxi Welch Crop Protection Co., Ltd., contrast medicament 30% triflumizole wettable powder (commercial), 10% polyoxin wetting powder (commercial).
The investigation wheat powdery mildew state of an illness before the medicine, in the dispenser for the first time of state of an illness initial stage, dispenser in per 7 days once is total to dispenser 2 times.Investigated disease index respectively and calculated preventive effect in 7 days, 14 days after the dispenser for the second time.Experimental result is as follows:
Table 5 fluorine bacterium azoles, polyoxin and the composite control wheat powdery mildew test of pesticide effectiveness thereof
As can be seen from Table 5, can effectively prevent and treat wheat powdery mildew after fluorine bacterium azoles and polyoxin are composite, control efficiency all is better than the preventive effect of single agent.In the test scope of medication, the target crop is had no adverse effects.
Application Example seven fluorine bacterium azoles and kasugarnycin and the composite control cucumber fusarium axysporum test of pesticide effectiveness thereof
This experimental establishment is at Shaanxi Province's Changan District, and test medicine is researched and developed, provided by Shaanxi Welch Crop Protection Co., Ltd., contrast medicament 30% triflumizole wettable powder (commercial), 2% kasugarnycin aqua (commercial).
The preceding investigation of medicine cucumber fusarium axysporum disease index, in the their early stage dispenser, dispenser for the second time after 10 days, dispenser is 2 times altogether, investigates disease indexs in 7 days, 14 days after the dispenser for the second time and calculates preventive effect.Experimental result is as follows:
Table 6 fluorine bacterium azoles, kasugarnycin and the composite control cucumber fusarium axysporum test of pesticide effectiveness thereof
As can be seen from Table 6, can effectively prevent and treat cucumber fusarium axysporum after fluorine bacterium azoles and kasugarnycin are composite, control efficiency all is better than the preventive effect of single agent.In the test scope of medication, the target crop is had no adverse effects.
Claims (1)
1. bactericidal composition that contains fluorine bacterium azoles and antibiotics compound, comprise effective active component, auxiliary agent and filler, it is characterized in that: A, B ratio of weight and number are 1 ~ 50 ︰ 1 ~ 50, and described A is selected from fluorine bacterium azoles, and B is selected from jinggangmeisu, polyoxin, kasugarnycin.
2. the bactericidal composition that contains fluorine bacterium azoles and antibiotics compound according to claim 1, it is characterized in that: the ratio of weight and number of A, two kinds of active components of B is 1 ~ 40 ︰ 1 ~ 40.
3. the bactericidal composition that contains fluorine bacterium azoles and antibiotics compound according to claim 2, it is characterized in that: the ratio of weight and number of fluorine bacterium azoles and jinggangmeisu is 5 ~ 15 ︰ 5 ~ 30.
4. the bactericidal composition that contains fluorine bacterium azoles and antibiotics compound according to claim 2, it is characterized in that: the ratio of weight and number of fluorine bacterium azoles and polyoxin is 5 ~ 15 ︰ 5 ~ 30.
5. the bactericidal composition that contains fluorine bacterium azoles and antibiotics compound according to claim 2, it is characterized in that: the ratio of weight and number of fluorine bacterium azoles and kasugarnycin is 5 ~ 30 ︰ 5 ~ 15.
6. the bactericidal composition that contains fluorine bacterium azoles and antibiotics compound according to claim 1, it is characterized in that: composition is made wetting powder, water dispersible granules, suspending agent.
7. the bactericidal composition that contains fluorine bacterium azoles and antibiotics compound according to claim 1 is used for the purposes of control paddy rice, vegetables, fruit diseases.
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| CN101204153A (en) * | 2007-12-06 | 2008-06-25 | 张少武 | Triflumizole water dispersant and preparation method thereof |
| WO2008145063A1 (en) * | 2007-05-28 | 2008-12-04 | Jiangsu Rotam Chemistry Co., Ltd. | Agrochemical composition and method for preparing and using the same |
| CN101874492A (en) * | 2010-06-01 | 2010-11-03 | 江苏七洲绿色化工股份有限公司 | Bactericidal composition containing penconazole and validamycin A and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008145063A1 (en) * | 2007-05-28 | 2008-12-04 | Jiangsu Rotam Chemistry Co., Ltd. | Agrochemical composition and method for preparing and using the same |
| CN101204153A (en) * | 2007-12-06 | 2008-06-25 | 张少武 | Triflumizole water dispersant and preparation method thereof |
| CN101874492A (en) * | 2010-06-01 | 2010-11-03 | 江苏七洲绿色化工股份有限公司 | Bactericidal composition containing penconazole and validamycin A and preparation method thereof |
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