CN102197820A - Bactericidal composition containing picoxystrobin and benzimidazoles - Google Patents
Bactericidal composition containing picoxystrobin and benzimidazoles Download PDFInfo
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- CN102197820A CN102197820A CN2011100883171A CN201110088317A CN102197820A CN 102197820 A CN102197820 A CN 102197820A CN 2011100883171 A CN2011100883171 A CN 2011100883171A CN 201110088317 A CN201110088317 A CN 201110088317A CN 102197820 A CN102197820 A CN 102197820A
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Abstract
The invention relates to a bactericidal composition containing picoxystrobin and benzimidazoles, which comprises an active ingredient A and an active ingredient B. Wherein the active ingredient A is selected from picoxystrobin, the active ingredient B is one selected from carbendazim and thiophanate methyl, the ratio of the effective active ingredient A to the effective active ingredient B by weight is 1-50%: 1-80%. The effective active ingredients can prepare wettable powders, water dispersion granules, suspending agents and suspoemulsions by adding an auxiliary agent and an excipient. The bactericidal composition is used for preventing and treating scab, physalosporapiricola, alternaria leaf spot, anthracnose, head blight, rust disease, brown spot, scab disease, rice blast and powdery mildew. The bactericidal composition provided in the invention is capable of resisting rainwater, and has obviously synergistic effect.
Description
Technical field
The invention belongs to technical field of pesticide, relate to a kind of application of bactericidal composition on crop pest that contains ZEN 90160 and benzimidazole.
Technical background
ZEN 90160, English common name: picoxystrobin, molecular formula: C
18H
16F
3NO
4, chemical name: (E)-3-methoxy-2-[2-[6-(trifluoromethyl)-2-pyridine oxygen methyl] phenyl] methyl acrylate.ZEN 90160 is the mitochondrial respiratory inhibitor, promptly shifts by electronics between cytochrome b and c1 and suppresses mitochondrial breathing.Control is effective to the bacterial strain that 14-demethylation enzyme inhibitor, benzamides, dicarboxylic dihydrazides amine and benzimidazole produce resistance.
The single agent of ZEN 90160 is used for a long time, and disease is developed immunity to drugs, and causes the problem that dosage strengthens, preventive effect reduces, the lasting period shortens, and is unfavorable for environment sustainable development.And that the active ingredient of the different mechanisms of action is carried out is composite, is to delay the disease method commonly used that develops immunity to drugs, and according to the effect in the production application, judge this composite be synergistic effect or antagonism.Complex role is more significantly filled a prescription, and can obviously improve preventive effect, reduces the dosage of agricultural chemicals greatly, also can enlarge fungicidal spectrum, improves germicidal efficiency.ZEN 90160 is different with the effective active composition B mechanism of action, and mutually composite have good synergistic effect within the specific limits, and relevant composite about ZEN 90160 and carbendazim, thiophanate-methyl, does not see relevant report at present at home and abroad as yet.
Summary of the invention
The objective of the invention is to propose a kind of have synergistic function, use cost is low, preventive effect the is good bactericidal composition that contains ZEN 90160 and effective active composition B.
The present invention is achieved through the following technical solutions:
A kind of bactericidal composition that contains ZEN 90160 and benzimidazole, it is characterized in that: the percentage by weight of A, two kinds of active components of B is 1～50%: 1～80%, described active component A is a ZEN 90160, and active component B is selected from a kind of of carbendazim, thiophanate-methyl.
The described bactericidal composition that contains ZEN 90160 is characterized in that: wherein the percentage by weight of ZEN 90160 and effective active composition B is 1～40%: 5～70%.
The described bactericidal composition that contains ZEN 90160 is characterized in that: wherein the percentage by weight of ZEN 90160 and carbendazim is 5～30%: 10～60%.
The described bactericidal composition that contains ZEN 90160 is characterized in that: wherein the percentage by weight of ZEN 90160 and thiophanate-methyl is 5～30%: 10～60%.
The described bactericidal composition that contains ZEN 90160, wherein the effective active component content accounts for 1～95% of gross weight, is preferably 20～80%.
The described bactericidal composition that contains ZEN 90160 is made wetting powder, water dispersible granules, suspending agent or suspension emulsion.
When making wetting powder, composition comprises following constituent content: ZEN 90160 1～50%, effective active composition B 1～80%, dispersant 3～10%, wetting agent 2～10%, filler 8～93%.
ZEN 90160, effective active composition B, dispersant, wetting agent, filler are mixed, in mixed cylinder, mix, after airslide disintegrating mill is pulverized, mix again, promptly can be made into the wetting powder product of the present composition.
When making water dispersible granules, composition comprises following constituent content: ZEN 90160 1～50%, effective active composition B 1～80%, dispersant 3～12%, wetting agent 1～8%, disintegrant 1～10%, filler 8～93%.
ZEN 90160, effective active composition B, dispersant, wetting agent, disintegrant, filler etc. are obtained the particle diameter that needs through comminution by gas stream together, 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 present composition water dispersible granules product.
Comprise following constituent content when composition is made suspending agent: ZEN 90160 1～25%, active ingredient B 1～35%, dispersant 2～10%, wetting agent 2～10%, defoamer 0.1～1%, thickener 0.1～2%, antifreeze 0～8%, stabilizing agent 0%～3%, deionized water add to 100%.
Dispersant, wetting agent, defoamer, thickener, antifreeze in the above-mentioned formulation material are mixed through high speed shear, add ZEN 90160, active ingredient B, ball milling is 2～3 hours in ball mill, makes diameter of particle all below 5 μ m, makes present composition suspending agent product.
Comprise following constituent content when composition is made suspension emulsion: ZEN 90160 1～25%, effective active composition B 1～35%, emulsifier 2～12%, dispersant 2～10%, defoamer 0.1～2%, thickener 0.1～2%, antifreeze 0.1～8%, stabilizing agent 0.05～3%, water add to 100%.
Dispersant, defoamer, thickener, antifreeze, stabilizing agent in the above-mentioned formulation material are mixed through high speed shear, add the former medicine of effective active composition B, ball milling is 2～3 hours in ball mill, make diameter of particle all below 5 μ m, make effective active composition B suspending agent, then with the former medicine of ZEN 90160, emulsifier and various auxiliary agent with the direct emulsification of high speed agitator in suspending agent, make present composition suspension emulsion product.
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 emulsifier is selected from: agricultural newborn 500# (alkyl benzene calcium sulfonate), OP series phosphate (polyoxyethylene nonylphenol ether phosphate), 600# phosphate (phenyl phenol polyoxy ethyl ether phosphate), styrene polyoxyethylene ether ammonium sulfate salt, alkyl biphenyl ether disulfonic acid magnesium salts, triethanolamine salt, farming newborn 400# (benzyl dimethyl phenol polyoxy ethyl ether), farming newborn 600# (phenyl phenol polyoxy ethyl ether), Nongru-700 # (alkylphenol-formaldehyde resin polyoxy ethyl ether), farming newborn 36# (phenethyl fluosite polyoxy ethyl ether), farming newborn 1600# (phenethyl phenol polyoxy ethyl polypropylene-base ether), ethylene oxide-propylene oxide block copolymer, OP series (polyoxyethylene nonylphenol ether), By series (castor oil polyoxyethylene ether), farming newborn 33# (alkylaryl polyoxyethylene polyoxypropylene ether), farming newborn 34# (alkylaryl polyoxyethylene poly-oxygen propylene aether), sapn series (sorbitan monostearate), tween series (sorbitan fatty acid ester APEO), in the AEO series (the pure APEO of fat) one or more.
Described stabilizing agent is selected from: one or more in BHT, triphenyl phosphite, epoxychloropropane, tributyl phosphate, triethanolamine, diethanol amine, the monoethanolamine.
Described filler is selected from: one or more in kaolin, diatomite, bentonite, attapulgite, white carbon, starch, the precipitated calcium carbonate.
Beneficial effect of the present invention: (1) present composition effective active composition ZEN 90160 and effective active composition B (carbendazim, thiophanate-methyl) belong to the bactericide of two kinds of different mechanisms of action, and both are mixed mutually and can produce conflict; (2) present composition has good synergistic effect within the specific limits, and preventive effect is higher than single agent, and dosage is little; (3) the present invention not with an organic solvent is not difficult for producing poisoning, is convenient to transportation and storage; (4) present composition has enlarged fungicidal spectrum, and diseases such as crop scab, ring spot, spot defoliation, anthracnose, head blight, rust, brown spot, shot hole, rice blast, powdery mildew are all had special efficacy.
Embodiment
To further instruction of the present invention, the percentage among the embodiment all is weight percentage below in conjunction with embodiment, 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 160% ZEN 90160 carbendazol wettable powder
ZEN 90160 10%, carbendazim 50%, alkylnaphthalene sulfonate 6%, soapberry powder 6%, attapulgite add to 100%, and mixture carries out comminution by gas stream, make 60% ZEN 90160 carbendazol wettable powder.
Example 275% ZEN 90160 carbendazol wettable powder
ZEN 90160 15%, carbendazim 60%, lignosulfonates 7%, wetting and penetrating agent F 5%, diatomite add to 100%, and mixture carries out comminution by gas stream, make 75% ZEN 90160 carbendazol wettable powder.
Example 380% ZEN 90160 carbendazol wettable powder
ZEN 90160 5%, carbendazim 75%, the phonetic formaldehyde condensation products sulphate 5% of alkylphenol-polyethenoxy, lauryl sodium sulfate 4%, white carbon add to 100%, and mixture carries out comminution by gas stream, makes 80% ZEN 90160 carbendazol wettable powder.
Example 455% ZEN 90160 carbendazim water dispersing granule
ZEN 90160 5%, carbendazim 50%, alkylphenol-polyethenoxy are phonetic 4%, Nekal BX 6%, ammonium sulfate 1.3%, kaolin add to 100%, mixed 55% ZEN 90160 carbendazim water dispersing granule.
Example 572% ZEN 90160 carbendazim water dispersing granule
ZEN 90160 12%, carbendazim 60%, polycarboxylate 8%, lauryl sodium sulfate 7%, bentonite add to 100%, the mixed 72% ZEN 90160 carbendazim water dispersing granule that gets.
Example 680% ZEN 90160 carbendazim water dispersing granule
ZEN 90160 10%, carbendazim 70%, ester polyoxyethylene are phonetic 5%, wetting and penetrating agent F5%, sodium carbonate 2.5%, white carbon add to 100%, mixed 80% ZEN 90160 carbendazim water dispersing granule.
Example 715% ZEN 90160 carbendazim suspending agent
ZEN 90160 5%, carbendazim 10%, alkyl benzene sulfonate calcium salt 5%, tea are withered 3%, silicone compound 0.5%, phenolic resins 1.6%, diethylene glycol (DEG) 1.4%, deionized water add to 100%, mixed 15% ZEN 90160 carbendazim suspending agent.
Example 824% ZEN 90160 carbendazim suspending agent
ZEN 90160 4%, carbendazim 20%, lignosulfonates 4%, spaonin powder 2%, C
8～10Aliphatic alcohols 0.4%, polyvinyl alcohol 1.5%, propane diols 1.7%, deionized water add to 100%, the mixed 24% ZEN 90160 carbendazim suspending agent that gets.
Example 945% ZEN 90160 carbendazim suspending agent
ZEN 90160 10%, carbendazim 35%, naphthalene sulfonic acid-formaldehyde condensation product sodium salt 5%, Nekal BX 2%, silicone oil 0.2%, white dextrin 1.8%, polyethylene glycol 1.1%, deionized water add to 100%, the mixed 45% ZEN 90160 carbendazim suspending agent that gets.
Example 1020% ZEN 90160 carbendazim suspension emulsion
ZEN 90160 10%, carbendazim 10%, polyoxyethylene carboxylate 4%, silkworm excrement 3%, C
8～10Aliphatic alcohols 0.1%, sodium alginate 1.5%, AEO series 7%, triethylene glycol 1.3%, water add to 100%, and the aforementioned formula material is mixed, and promptly make 20% ZEN 90160 carbendazim suspension emulsion.
Example 1136% ZEN 90160 carbendazim suspension emulsion
ZEN 90160 6%, carbendazim 30%, ester polyoxyethylene are phonetic 6%, soapberry powder 1%, C
10～20Saturated fat acids 0.6%, gelatin 1.2%, agricultural newborn 1600#5%, glycerine 1.4%, water add to 100%, and the aforementioned formula material is mixed, and promptly make 36% ZEN 90160 carbendazim suspension emulsion.
Example 1248% ZEN 90160 carbendazim suspension emulsion
ZEN 90160 8%, carbendazim 40%, naphthalene sulfonic acid-formaldehyde condensation product 5%, silicone compound 0.3%, xanthans 1.8%, agricultural newborn 500#6%, ethylene glycol 1.2%, water add to 100%, the aforementioned formula material is mixed, promptly make 48% ZEN 90160 carbendazim suspension emulsion.
Example 1355% ZEN 90160 thiophanate-methyl wetting powder
ZEN 90160 5%, thiophanate-methyl 50%, two (alkyl) naphthalenesulfonate formaldehyde condensation compound 8%, neopelex 6%, diatomite add to 100%, and mixture carries out comminution by gas stream, make 55% ZEN 90160 thiophanate-methyl wetting powder.
Example 1470% ZEN 90160 thiophanate-methyl wetting powder
ZEN 90160 10%, thiophanate-methyl 60%, alkylnaphthalene sulfonate 5%, tea are withered 4%, bentonite adds to 100%, and mixture carries out comminution by gas stream, makes 70% ZEN 90160 thiophanate-methyl wetting powder.
Example 1580% ZEN 90160 thiophanate-methyl wetting powder
ZEN 90160 1%, thiophanate-methyl 79%, aryl phenol polyoxyethylene succinate sulfonate 6%, wetting and penetrating agent F 4%, white carbon add to 100%, and mixture carries out comminution by gas stream, make 80% ZEN 90160 thiophanate-methyl wetting powder.
Example 1660% ZEN 90160 thiophanate-methyl water dispersible granules
ZEN 90160 10%, thiophanate-methyl 50%, ester polyoxyethylene are phonetic 8%, Nekal BX 6%, urea 2%, kaolin add to 100%, mixed 60% ZEN 90160 thiophanate-methyl water dispersible granules.
Example 1775% ZEN 90160 thiophanate-methyl water dispersible granules
ZEN 90160 15%, thiophanate-methyl 60%, alkylphenol-polyethenoxy are phonetic 6%, soapberry powder 4%, sodium bicarbonate 2.3%, attapulgite add to 100%, mixed 75% ZEN 90160 thiophanate-methyl water dispersible granules.
Example 1880% ZEN 90160 thiophanate-methyl water dispersible granules
ZEN 90160 30%, thiophanate-methyl 50%, the phonetic formaldehyde condensation products sulphate 7% of alkylphenol-polyethenoxy, Nekal BX 5%, bentonite add to 100%, the mixed 80% ZEN 90160 thiophanate-methyl water dispersible granules that gets.
Example 1910% ZEN 90160 thiophanate-methyl suspending agent
ZEN 90160 5%, thiophanate-methyl 5%, lignosulfonates 6%, spaonin powder 3%, C
8～10Aliphatic alcohols 0.1%, phenolic resins 1.8%, propane diols 1.1%, deionized water add to 100%, the mixed 10% ZEN 90160 thiophanate-methyl suspending agent that gets.
Example 2030% ZEN 90160 thiophanate-methyl suspending agent
ZEN 90160 25%, thiophanate-methyl 5%, polycarboxylate 5%, silkworm excrement 3%, silicone compound 0.4%, xanthans 1.7%, diethylene glycol (DEG) 1.3%, deionized water add to 100%, the mixed 30% ZEN 90160 thiophanate-methyl suspending agent that gets.
Example 2140% ZEN 90160 thiophanate-methyl suspending agent
ZEN 90160 10%, thiophanate-methyl 30%, naphthalene sulfonic acid-formaldehyde condensation product 6%, lauryl sodium sulfate 2%, silicone oil 0.2%, white dextrin 1.5%, ethylene glycol 1.9%, deionized water add to 100%, the mixed 40% ZEN 90160 thiophanate-methyl suspending agent that gets.
Example 2212% ZEN 90160 thiophanate-methyl suspension emulsion
ZEN 90160 2%, thiophanate-methyl 10%, alkyl benzene sulfonate calcium salt 5%, wetting and penetrating agent F 3%, gum Arabic 1.1%, agricultural newborn 33#6%, triethylene glycol 1.8%, C
8～10Aliphatic alcohols 0.5%, water add to 100%, through the mixed 12% ZEN 90160 thiophanate-methyl suspension emulsion that gets.
Example 2335% ZEN 90160 thiophanate-methyl suspension emulsion
ZEN 90160 10%, thiophanate-methyl 25%, poly-hydroxy acid salt 7%, spaonin powder 1%, PAA 1.2%, Nongru-700 #8%, glycerine 1.2%, C
10～20Saturated fat acids 0.2%, water add to 100%, through the mixed 35% ZEN 90160 thiophanate-methyl suspension emulsion that gets.
Example 2442% ZEN 90160 thiophanate-methyl suspension emulsion
ZEN 90160 7%, thiophanate-methyl 35%, aliphatic amine polyoxyethylene are phonetic 6%, tea is withered 2%, polyvinyl alcohol 1.8%, tween series 5%, diethylene glycol (DEG) 1.4%, silicone oil 0.3%, water add to 100%, through mixed 42% ZEN 90160 thiophanate-methyl suspension emulsion.
Wetting powder the key technical indexes of the present invention:
Table 1
Water dispersible granules the key technical indexes of the present invention:
Table 2
Suspending agent the key technical indexes of the present invention:
Table 3
Suspension emulsion the key technical indexes of the present invention:
Table 4
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.Pass through Toxicity Determination earlier, the synergy ratio (SR) after clear and definite two kinds of medicaments are composite by a certain percentage, SR＜0.5 is an 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.
ZEN 90160 and active component B (B be selected from carbendazim, the thiophanate-methyl a kind of) 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 the virulence of medicament the 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 an 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 ZEN 90160 and B (carbendazim, thiophanate-methyl) shared ratio in combination;
A is a ZEN 90160;
B is a kind of in carbendazim, the thiophanate-methyl.
Application Example two:
ZEN 90160 and carbendazim are composite to the pear scab Toxicity Determination.
Test medicine provides by Shanxi Thompson Biological Technology Co., Ltd..
Experimental scheme: effective inhibition concentration scope of determining ZEN 90160, carbendazim active compound and the two different proportioning mixture through preliminary experiment.
Toxicity test result
Table 5 ZEN 90160, carbendazim and composite toxicity test analysis of results table thereof to pear scab
As shown in Table 5, ZEN 90160, carbendazim are to the EC of pear scab
50Be respectively 8.07mg/L and 39.53mg/L.ZEN 90160 and carbendazim proportioning were at 50: 1 to 1: 80 o'clock, synergy ratio SR is all greater than 1.5, illustrating that ZEN 90160 and carbendazim were mixed in the scope at 50: 1 to 1: 80 all shows synergistic effect, especially when the two proportioning during at 5: 1 to 1: 15, synergistic effect is more obviously outstanding, synergy ratio SR maximum when ZEN 90160 and carbendazim percentage by weight are 1: 5 wherein, synergistic effect is the most obvious.
Application Example three
ZEN 90160 and thiophanate-methyl are composite to the wheat powdery mildew Toxicity Determination.
Test medicine provides by Shanxi Thompson Biological Technology Co., Ltd..
Experimental scheme: effective inhibition concentration scope of determining ZEN 90160, the former medicine of thiophanate-methyl and the two different proportioning mixture through preliminary experiment.
Toxicity test result
Table 6 ZEN 90160, thiophanate-methyl and composite toxicity test analysis of results table thereof to wheat powdery mildew
As shown in Table 6, ZEN 90160, thiophanate-methyl are to the EC of wheat powdery mildew
50Be respectively 7.82mg/L and 35.74mg/L.ZEN 90160 and thiophanate-methyl proportioning were at 50: 1 to 1: 80 o'clock, synergy ratio SR is all greater than 1.5, illustrating that ZEN 90160 and thiophanate-methyl were mixed in the scope at 50: 1 to 1: 80 all shows synergistic effect, especially when the two proportioning during at 5: 1 to 1: 15, synergistic effect is more obviously outstanding, synergy ratio SR maximum when ZEN 90160 and thiophanate-methyl percentage by weight are 1: 5 wherein, synergistic effect is the most obvious.
Application Example four ZEN 90160 and carbendazim and the composite control pear scab test of pesticide effectiveness thereof
This experimental establishment is in Weinan City Pucheng County, Shaanxi Province, and test medicine is provided by Shanxi Thompson Biological Technology Co., Ltd., contrast medicament 25% ZEN 90160 suspending agent (commercial), 50% carbendazol wettable powder (commercial).
The investigation pear scab 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, 30 days after the dispenser for the second time.Experimental result is as follows:
Table 7 ZEN 90160, carbendazim and the composite control pear scab test of pesticide effectiveness thereof
As can be seen from Table 7, can effectively prevent and treat pear scab after ZEN 90160 and carbendazim 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 five ZEN 90160 and thiophanate-methyl and the composite control wheat powdery mildew test of pesticide effectiveness thereof
This experimental establishment is in Jingyang County, Xianyang, Shanxi province city, and test medicine is researched and developed, provided by Shanxi Thompson Biological Technology Co., Ltd., contrast medicament 25% ZEN 90160 suspending agent (commercial), 70% thiophanate-methyl wetting powder (commercial).
The preceding investigation of medicine wheat powdery mildew 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, 30 days after the dispenser for the second time and calculates preventive effect.Experimental result is as follows:
Table 8 ZEN 90160, thiophanate-methyl and the composite control wheat powdery mildew test of pesticide effectiveness thereof
As can be seen from Table 8, can effectively prevent and treat wheat powdery mildew after ZEN 90160 and thiophanate-methyl 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 ZEN 90160 and benzimidazole, it is characterized in that: the percentage by weight of A, two kinds of active components of B is 1～50%: 1～80%, described active component A is a ZEN 90160, and active component B is selected from a kind of in carbendazim, the thiophanate-methyl.
2. the bactericidal composition that contains ZEN 90160 according to claim 1 is characterized in that: wherein the percentage by weight of ZEN 90160 and effective active composition B is 1～40%: 5～70%.
3. the bactericidal composition that contains ZEN 90160 according to claim 2 is characterized in that: wherein the percentage by weight of ZEN 90160 and carbendazim is 5～30%: 10～60%.
4. the bactericidal composition that contains ZEN 90160 according to claim 2 is characterized in that: wherein the percentage by weight of ZEN 90160 and thiophanate-methyl is 5～30%: 10～60%.
5. the bactericidal composition that contains ZEN 90160 according to claim 1 is characterized in that: the formulation of microbicide compositions is selected from: wetting powder, water dispersible granules, suspending agent, suspension emulsion.
6. the bactericidal composition that contains ZEN 90160 according to claim 1 is used to prevent and treat the application of crop scab, ring spot, spot defoliation, anthracnose, head blight, rust, brown spot, shot hole, rice blast, powdery mildew.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105123724A (en) * | 2015-09-09 | 2015-12-09 | 江苏省绿盾植保农药实验有限公司 | Bactericidal composition containing picoxystrobin and albendazole |
| CN108651495A (en) * | 2017-04-01 | 2018-10-16 | 南京红太阳股份有限公司 | A kind of bactericidal composition and its application containing ZEN 90160 and carbendazim |
| CN112136815A (en) * | 2020-10-27 | 2020-12-29 | 中诚国联（河南）生物科技有限公司 | Preparation and application of pesticide-fertilizer granules containing metalaxyl-M and azoxystrobin |
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| CN105123724A (en) * | 2015-09-09 | 2015-12-09 | 江苏省绿盾植保农药实验有限公司 | Bactericidal composition containing picoxystrobin and albendazole |
| CN108651495A (en) * | 2017-04-01 | 2018-10-16 | 南京红太阳股份有限公司 | A kind of bactericidal composition and its application containing ZEN 90160 and carbendazim |
| CN112136815A (en) * | 2020-10-27 | 2020-12-29 | 中诚国联（河南）生物科技有限公司 | Preparation and application of pesticide-fertilizer granules containing metalaxyl-M and azoxystrobin |
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