CN102007934B - Bactericidal composition containing phosethyl-Al and antibiotic compound - Google Patents
Bactericidal composition containing phosethyl-Al and antibiotic compound Download PDFInfo
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- CN102007934B CN102007934B CN 201010597279 CN201010597279A CN102007934B CN 102007934 B CN102007934 B CN 102007934B CN 201010597279 CN201010597279 CN 201010597279 CN 201010597279 A CN201010597279 A CN 201010597279A CN 102007934 B CN102007934 B CN 102007934B
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Abstract
The invention discloses a bactericidal composition containing phosethyl-Al and an antibiotic compound. The bactericidal composition contains A and B, wherein A is selected from phosethyl-Al; B is selected from any one of the following bactericides: jinggangmycin, polyoxin and kasugamycin; and the weigh part ratio of the active component A to the active component B is 1-80:1-30. The bactericidal composition can be used for preventing and controlling a variety of crop diseases, has an obvious synergized action, enlarges the bactericidal spectrum and has high activity to the diseases such as rice blast, downy mildew, leaf mold, wilt disease, banded sclerotial blight, epidemic disease, powdery mildew, alternaria leaf spot and the like; and the dosage of pesticides is reduced, the residual quantity of the pesticides on crops is reduced, and environmental pollution is lightened.
Description
Technical field
The invention belongs to technical field of pesticide, relate to a kind of bactericidal composition that contains phosethyl-Al and antibiotics compound.
Background technology
Phosethyl-Al (fosetyl-aluminium), molecular formula are C
14H
4N
2O
2S
2, chemical name is: three-(ethylphosphonic acid) aluminium, and structural formula is:
Phosethyl-Al has multiaction mechanism, is a kind of systemic fungicide, can conduct up and down in plant corpus, has protection and therapeutic action.Peronospora in the phycomycete subphylum, Phytophthora disease fungus, the germ disease of single shaft such as vegetables, fruit tree downy mildew, eqpidemic disease, pineapple heart rot, oranges and tangerines root rot, stem are burst disease, careless mould stem rot, red pulp disease effectively.
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's research, can produce good synergistic effect after discovery is composite with phosethyl-Al and jinggangmeisu, polyoxin, kasugarnycin, and still unexposed about the composite relevant report of phosethyl-Al and jinggangmeisu, polyoxin, kasugarnycin.
Summary of the invention
A kind of bactericidal composition that contains phosethyl-Al and antibiotics compound, comprise effective active component, auxiliary agent and filler, it is characterized in that: A, B ratio of weight and number are 1～80: 1～30, active components A is selected from phosethyl-Al, and active component B is jinggangmeisu, polyoxin, kasugarnycin.
Described a kind of bactericidal composition that contains phosethyl-Al and antibiotics compound is characterized in that: the ratio of weight and number of A, two kinds of active components of B is 5～70: 1～20.
The described bactericidal composition that contains phosethyl-Al is characterized in that: the ratio of weight and number of phosethyl-Al and jinggangmeisu is 10～60: 1～15.
The described bactericidal composition that contains phosethyl-Al is characterized in that: the ratio of weight and number of phosethyl-Al and polyoxin is 10～60: 1～15.
The described bactericidal composition that contains phosethyl-Al is characterized in that: the ratio of weight and number of phosethyl-Al and kasugarnycin is 10～60: 1～15.
The ratio of weight and number of A, two kinds of active components of B is 1～80: 1～30.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: phosethyl-Al 1～80%, active component B 1～30%, dispersant 5～10%, wetting agent 2～10%, filler 8～91%.
Active component phosethyl-Al, 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 phosethyl-Al 1～80%, active component B 1～30%, dispersant 3～12%, wetting agent 1～8%, disintegrant 1～10%, binding agent 1～8%, filler 10～92%.
Active component phosethyl-Al, 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 phosethyl-Al 1～45%, active component B 1～15%, 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 phosethyl-Al, 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) phosethyl-Al and active component B are composite, have obviously lasting synergistic effect; (2) enlarged fungicidal spectrum, diseases such as rice blast, downy mildew, leaf mold, fusarium wilt, banded sclerotial blight, eqpidemic disease, powdery mildew, spot defoliation 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 percentage 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 50% phosethyl-Al jinggangmeisu wetting powder
Phosethyl-Al 48%, jinggangmeisu 2%, polyoxyethylene carboxylate 5%, lauryl sodium sulfate 5%, kaolin add to 100%, and mixture carries out air-flow to be pulverized, and makes 50% phosethyl-Al jinggangmeisu wetting powder.
Example 2 55% phosethyl-Al jinggangmeisu wetting powders
Phosethyl-Al 50%, jinggangmeisu 5%, naphthalene sulfonic acid-formaldehyde condensation product sodium salt 7%, Nekal BX 4%, bentonite add to 100%, and mixture carries out air-flow to be pulverized, and makes 55% phosethyl-Al jinggangmeisu wetting powder.
Example 3 80% phosethyl-Al jinggangmeisu wetting powders
Phosethyl-Al 79%, jinggangmeisu 1%, alkylnaphthalene sulfonate 6%, neopelex 5%, white carbon add to 100%, and mixture carries out air-flow to be pulverized, and makes 80% phosethyl-Al jinggangmeisu wetting powder.
Example 4 40% phosethyl-Al jinggangmeisu water dispersible granules
Phosethyl-Al 36%, jinggangmeisu 4%, spaonin powder 4%, alkyl benzene sulfonate calcium salt 5%, ammonium sulfate 0.6%, starch add to 100%, the mixed 40% phosethyl-Al jinggangmeisu water dispersible granules that gets.
Example 5 50% phosethyl-Al jinggangmeisu water dispersible granules
Phosethyl-Al 45%, jinggangmeisu 5%, soapberry powder 4%, polycarboxylate 5%, aluminium chloride 0.4%, attapulgite add to 100%, the mixed 50% phosethyl-Al jinggangmeisu water dispersible granules that gets.
Example 6 63% phosethyl-Al jinggangmeisu water dispersible granules
Phosethyl-Al 60%, jinggangmeisu 3%, silkworm excrement 5%, lignosulfonates 6%, bentonite add to 100%, the mixed 63% phosethyl-Al jinggangmeisu water dispersible granules that gets.
Example 7 22% phosethyl-Al jinggangmeisu suspending agents
Phosethyl-Al 20%, jinggangmeisu 2%, naphthalene sulfonic acid-formaldehyde condensation product sodium salt 6%, wetting and penetrating agent F 4%, silicone oil 0.2%, xanthans 0.8%, glycerine 1.2%, deionized water add to 100%, the mixed 22% phosethyl-Al jinggangmeisu suspending agent that gets.
Example 8 27% phosethyl-Al jinggangmeisu suspending agents
Phosethyl-Al 24%, jinggangmeisu 3%, alkyl benzene sulfonate calcium salt 8%, soapberry powder 4%, C
8～10Aliphatic alcohols 0.4%, gum Arabic 0.6%, ethylene glycol 1%, deionized water add to 100%, the mixed 27% phosethyl-Al jinggangmeisu suspending agent that gets.
Example 9 41% phosethyl-Al jinggangmeisu suspending agents
Phosethyl-Al 40%, jinggangmeisu 1%, lignosulfonates 6%, spaonin powder 6%, silicone compound 0.3%, methylcellulose 1%, propane diols 1.6%, deionized water add to 100%, the mixed 41% phosethyl-Al jinggangmeisu suspending agent that gets.
Example 10 48% phosethyl-Al polyoxin wetting powders
Phosethyl-Al 40%, polyoxin 8%, polyoxyethylene carboxylate 7%, lauryl sodium sulfate 5%, kaolin add to 100%, and mixture carries out air-flow to be pulverized, and makes 48% phosethyl-Al polyoxin wetting powder.
Example 11 64% phosethyl-Al polyoxin wetting powders
Phosethyl-Al 60%, polyoxin 4%, aryl phenol polyoxyethylene succinate sulfonate 6%, spaonin powder 4%, attapulgite add to 100%, and mixture carries out air-flow to be pulverized, and makes 64% phosethyl-Al polyoxin wetting powder.
Example 12 80% phosethyl-Al polyoxin wetting powders
Phosethyl-Al 70%, polyoxin 10%, aliphatic amine polyoxyethylene are phonetic 5%, wetting and penetrating agent F 4%, diatomite add to 100%, and mixture carries out air-flow to be pulverized, and makes 80% phosethyl-Al polyoxin wetting powder.
Example 13 50% phosethyl-Al polyoxin water dispersible granules
Phosethyl-Al 45%, polyoxin 5%, polycarboxylate 9%, Nekal BX 3%, bentonite add to 100%, the mixed 50% phosethyl-Al polyoxin water dispersible granules that gets.
Example 14 52% phosethyl-Al polyoxin water dispersible granules
Phosethyl-Al 40%, polyoxin 12%, naphthalene sulfonic acid-formaldehyde condensation product sodium salt 8%, neopelex 5%, aluminium chloride 0.8%, kaolin add to 100%, the mixed 52% phosethyl-Al polyoxin water dispersible granules that gets.
Example 15 66% phosethyl-Al polyoxin water dispersible granules
Phosethyl-Al 60%, polyoxin 6%, alkylnaphthalene sulfonate 6%, silkworm excrement 5%, ammonium sulfate 0.6%, diatomite add to 100%, the mixed 66% phosethyl-Al polyoxin water dispersible granules that gets.
Example 16 11% phosethyl-Al polyoxin suspending agents
Phosethyl-Al 10%, polyoxin 1%, alkyl benzene sulfonate calcium salt 6%, spaonin powder 3%, silicone compound 0.5%, polyvinyl alcohol 0.8%, ethylene glycol 1.6%, deionized water add to 100%, the mixed 11% phosethyl-Al polyoxin suspending agent that gets.
Example 17 30% phosethyl-Al polyoxin suspending agents
Phosethyl-Al 20%, polyoxin 10%, lignosulfonates 7%, wetting and penetrating agent F 5%, silicone oil 0.4%, gum Arabic 1%, propane diols 1.3%, deionized water add to 100%, the mixed 30% phosethyl-Al polyoxin suspending agent that gets.
Example 18 45% phosethyl-Al polyoxin suspending agents
Phosethyl-Al 40%, polyoxin 5%, naphthalene sulfonic acid-formaldehyde condensation product sodium salt 8%, Nekal BX 4%, C
10～20Saturated fat acids 0.7%, sodium phosphate trimer 1%, polyethylene glycol 1.4%, deionized water add to 100%, the mixed 45% phosethyl-Al polyoxin suspending agent that gets.
Example 19 42% phosethyl-Al kasugarnycin wetting powders
Phosethyl-Al 40%, kasugarnycin 2%, naphthalene sulfonic acid-formaldehyde condensation product 8%, Nekal BX 5%, attapulgite add to 100%, and mixture carries out air-flow to be pulverized, and makes 42% phosethyl-Al kasugarnycin wetting powder.
Example 20 55% phosethyl-Al kasugarnycin wetting powders
Phosethyl-Al 45%, kasugarnycin 10%, alkyl benzene sulfonate calcium salt 7%, lauryl sodium sulfate 6%, kaolin add to 100%, and mixture carries out air-flow to be pulverized, and makes 55% phosethyl-Al kasugarnycin wetting powder.
Example 21 80% phosethyl-Al kasugarnycin wetting powders
Phosethyl-Al 75%, kasugarnycin 5%, two (alkyl) naphthalenesulfonate formaldehyde condensation compound 8%, spaonin powder 5%, white carbon add to 100%, and mixture carries out air-flow to be pulverized, and makes 80% phosethyl-Al kasugarnycin wetting powder.
Example 22 33% phosethyl-Al kasugamycin water-dispersion granules
Phosethyl-Al 30%, kasugarnycin 3%, lignosulfonates 7%, soapberry powder 5%, urea 1%, kaolin add to 100%, the mixed 33% phosethyl-Al kasugamycin water-dispersion granule that gets.
Example 23 54% phosethyl-Al kasugamycin water-dispersion granules
Phosethyl-Al 48%, kasugarnycin 6%, polycarboxylate 9%, wetting and penetrating agent F 6%, ammonium sulfate 0.6%, diatomite add to 100%, the mixed 54% phosethyl-Al kasugamycin water-dispersion granule that gets.
Example 24 68% phosethyl-Al kasugamycin water-dispersion granules
Phosethyl-Al 65%, kasugarnycin 3%, alkyl benzene sulfonate calcium salt 6%, lauryl sodium sulfate 3%, bentonite add to 100%, the mixed 68% phosethyl-Al kasugamycin water-dispersion granule that gets.
Example 25 10% phosethyl-Al kasugarnycin suspending agents
Phosethyl-Al 5%, kasugarnycin 5%, polyoxyethylene carboxylate 5%, silkworm excrement 3%, silicone oil 0.4%, PAA 1%, polyethylene glycol 1%, deionized water add to 100%, the mixed 10% phosethyl-Al kasugarnycin suspending agent that gets.
Example 26 32% phosethyl-Al kasugarnycin suspending agents
Phosethyl-Al 27%, kasugarnycin 5%, the phonetic formaldehyde condensation products sulphate 7% of alkylphenol-polyethenoxy, Nekal BX 5%, silicone compound 0.6%, polyvinyl alcohol 1.2%, ethylene glycol 1.2%, deionized water add to 100%, the mixed 32% phosethyl-Al kasugarnycin suspending agent that gets.
Example 27 42% phosethyl-Al kasugarnycin suspending agents
Phosethyl-Al 35%, kasugarnycin 7%, lignosulfonates 5%, wetting and penetrating agent F 4%, C
10～20Saturated fat acids 0.4%, crospolyvinylpyrrolidone 0.8%, glycerine 1%, deionized water add to 100%, the mixed 42% phosethyl-Al 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.
Phosethyl-Al 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 phosethyl-Al and B (jinggangmeisu, polyoxin, kasugarnycin) shared ratio in combination;
A is phosethyl-Al;
B is a kind of in jinggangmeisu, polyoxin, the kasugarnycin.Implementation of an application example two phosethyl-Als and composite jinggangmycin are to the rice sheath blight disease Toxicity Determination.
Test medicine provides by Shaanxi Welch Crop Protection Co., Ltd..
Experimental scheme: effective inhibition concentration scope of determining phosethyl-Al, the former medicine of jinggangmeisu and the two different proportioning mixture through preliminary experiment.
Toxicity test result
Table 1 phosethyl-Al, jinggangmeisu and composite toxicity test analysis of results table to rice sheath blight disease thereof
As shown in Table 1, phosethyl-Al, jinggangmeisu are to the EC of rice sheath blight disease
50Be respectively 11.28mg/L and 1.07mg/L.Phosethyl-Al and jinggangmeisu proportioning were at 80: 1 to 1: 30 o'clock, synergy ratio SR is all greater than 1.5, illustrating that phosethyl-Al and jinggangmeisu were mixed in the scope at 80: 1 to 1: 30 all shows synergistic effect, especially when the two proportioning during at 20: 1 to 1: 1, synergistic effect is more obviously outstanding, synergy ratio SR maximum when phosethyl-Al and jinggangmeisu weight ratio are 10: 1 wherein, synergistic effect is the most obvious.Implementation of an application example three phosethyl-Als and polyoxin are composite to the cucumber downy mildew Toxicity Determination.
Test medicine provides by Shaanxi Welch Crop Protection Co., Ltd..
Experimental scheme: effective inhibition concentration scope of determining phosethyl-Al, the former medicine of polyoxin and the two different proportioning mixture through preliminary experiment.
Toxicity test result
Table 2 phosethyl-Al, polyoxin and composite toxicity test analysis of results table to cucumber downy mildew thereof
As shown in Table 2, phosethyl-Al, polyoxin are to the EC of cucumber downy mildew
50Be respectively 10.15mg/L and 1.02mg/L.Phosethyl-Al and polyoxin proportioning were at 80: 1 to 1: 30 o'clock, synergy ratio SR is all greater than 1.5, illustrating that phosethyl-Al and polyoxin were mixed in the scope at 80: 1 to 1: 30 all shows synergistic effect, especially when the two proportioning during at 20: 1 to 1: 1, synergistic effect is more obviously outstanding, synergy ratio SR maximum when phosethyl-Al and polyoxin weight ratio are 10: 1 wherein, synergistic effect is the most obvious.
Implementation of an application example four:
Phosethyl-Al and kasugarnycin are composite to the rice blast Toxicity Determination.
Test medicine provides by Shaanxi Welch Crop Protection Co., Ltd..
Experimental scheme: effective inhibition concentration scope of determining phosethyl-Al, the former medicine of kasugarnycin and the two different proportioning mixture through preliminary experiment.
Toxicity test result
Table 3 phosethyl-Al, kasugarnycin and composite toxicity test analysis of results table to rice blast thereof
As shown in Table 3, phosethyl-Al, kasugarnycin are to the EC of rice blast
50Be respectively 11.48mg/L and 1.03mg/L.Phosethyl-Al compares at 80: 1 to 1: 30 o'clock with kasugarnycin, synergy ratio SR is all greater than 1.5, illustrating that phosethyl-Al and kasugarnycin were mixed in the scope at 80: 1 to 1: 30 all shows synergistic effect, synergy ratio SR maximum when phosethyl-Al and kasugarnycin weight ratio are 10: 1 wherein, synergistic effect is the most obvious.Application Example five phosethyl-Als and jinggangmeisu and the composite rice sheath blight disease test of pesticide effectiveness of preventing and treating thereof
This experimental establishment is in the Guangxi province Nanning suburban district, and test medicine is researched and developed, provided by Shaanxi Welch Crop Protection Co., Ltd., contrast medicament 40% phosethyl-Al wetting powder (commercial), 5% jinggangmeisu aqua (commercial).
The preceding investigation of medicine rice sheath blight disease 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 phosethyl-Al, jinggangmeisu and the composite rice sheath blight disease test of pesticide effectiveness of preventing and treating thereof
As can be seen from Table 4, can effectively prevent and treat rice sheath blight disease behind phosethyl-Al 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.
Application Example six phosethyl-Als and polyoxin and the composite control cucumber downy mildew test of pesticide effectiveness thereof
This experimental establishment is in suburb, Weinan City Pucheng County, Shaanxi Province, and test medicine is researched and developed, provided by Shaanxi Welch Crop Protection Co., Ltd., contrast medicament 40% phosethyl-Al wetting powder (commercial), 10% polyoxin wetting powder (commercial).
The investigation cucumber downy 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 phosethyl-Al, polyoxin and the composite control cucumber downy mildew test of pesticide effectiveness thereof
As can be seen from Table 5, can effectively prevent and treat cucumber downy mildew after phosethyl-Al 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 phosethyl-Als and kasugarnycin and the composite control rice blast test of pesticide effectiveness thereof
This experimental establishment is in the suburb, Nanchang City, Jiangxi Province, and test medicine is researched and developed, provided by Shaanxi Welch Crop Protection Co., Ltd., contrast medicament 40% phosethyl-Al wetting powder (commercial), 2% kasugarnycin 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 6 phosethyl-Al, kasugarnycin and the composite control rice blast test of pesticide effectiveness thereof
As can be seen from Table 6, can effectively prevent and treat rice blast after phosethyl-Al 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 (6)
1. bactericidal composition that contains phosethyl-Al and antibiotics compound, bactericidal composition is made up of effective active composition, auxiliary agent and filler, it is characterized in that: the effective active composition is made up of A and B, A and B ratio of weight and number are 1～80 ︰ 1～30, described A is phosethyl-Al, and B is selected from a kind of in jinggangmeisu, polyoxin, the kasugarnycin.
2. a kind of bactericidal composition that contains phosethyl-Al 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 5～70 ︰ 1～20.
3. the bactericidal composition that contains phosethyl-Al according to claim 2, it is characterized in that: the ratio of weight and number of phosethyl-Al and jinggangmeisu is 10～60 ︰ 1～15.
4. the bactericidal composition that contains phosethyl-Al according to claim 2, it is characterized in that: the ratio of weight and number of phosethyl-Al and polyoxin is 10～60 ︰ 1～15.
5. the bactericidal composition that contains phosethyl-Al according to claim 2, it is characterized in that: the ratio of weight and number of phosethyl-Al and kasugarnycin is 10～60 ︰ 1～15.
6. the bactericidal composition that contains phosethyl-Al according to claim 1, it is characterized in that: composition is made wetting powder, water dispersible granules, suspending agent.
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| CN101553124A (en) * | 2006-12-22 | 2009-10-07 | 拜尔农作物科学股份公司 | Pesticide composition comprising fosetyl-aluminium and an insecticide active substance |
Non-Patent Citations (4)
| Title |
|---|
| Effect of bactericides, phosphonates and nutrient amendments on blast of dormant flower buds of pear: a field evaluation for disease control;Emilio Montesinos and Pere Vilardell;《European Journal of Plant Pathology》;20011231;第107卷;第787-794页 * |
| Effectiveness of Fosetyl-Aluminum and Streptomycin Alone and In Combination for Control of Blister Spot on "Mutsu" Apples in Ohio and New York;M.A.Ellis and L.V.Madden;《Plant Health Progress》;20001204;第1-7页 * |
| EmilioMontesinosandPereVilardell.Effectofbactericides phosphonates and nutrient amendments on blast of dormant flower buds of pear: a field evaluation for disease control.《European Journal of Plant Pathology》.2001 |
| M.A.Ellis and L.V.Madden.Effectiveness of Fosetyl-Aluminum and Streptomycin Alone and In Combination for Control of Blister Spot on "Mutsu" Apples in Ohio and New York.《Plant Health Progress》.2000,第1-7页. |
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| CN102007934A (en) | 2011-04-13 |
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