CN103598194A - Picoxystrobin and prochloraz containing sterilization composition and application thereof - Google Patents

Picoxystrobin and prochloraz containing sterilization composition and application thereof Download PDF

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CN103598194A
CN103598194A CN201310504354.5A CN201310504354A CN103598194A CN 103598194 A CN103598194 A CN 103598194A CN 201310504354 A CN201310504354 A CN 201310504354A CN 103598194 A CN103598194 A CN 103598194A
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prochloraz
zen
bactericidal composition
composition containing
picoxystrobin
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纪立新
周波
耿荣伟
黄卫俊
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FENGDENG PESTICIDE Co Ltd JIANGSU
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FENGDENG PESTICIDE Co Ltd JIANGSU
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Abstract

The invention discloses a picoxystrobin and prochloraz containing sterilization composition and application thereof. The sterilization composition employs picoxystrobin and prochloraz as main active components, wherein the weight ratio of picoxystrobin and prochloraz is 1-90:1-90. The sterilization composition is applicable to control on diseases of cereal, fruit trees and vegetables, has relatively high synergistic effect, helps to overcome and delay drug resistance of pathogens, is fast in sterilization speed and long in persistent period, helps to reduce application cost, and has obviously more excellent control effect than the control effect when picoxystrobin and prochloraz are respectively independently used. The sterilization composition provided by the invention is applicable to control on fungal diseases of crops, especially applicable to control on fungal diseases such as powdery mildew, rust disease, septorianodorum, net blotch, bakanae disease, anthracnose, epidemic disease, brown patch, leaf spot disease and the like, and has relatively good effect than the effect when picoxystrobin and prochloraz are respectively independently used.

Description

A kind of bactericidal composition and application thereof containing ZEN 90160 and Prochloraz
Technical field
The present invention relates to a kind of bactericidal composition and uses thereof, especially a kind ofly take bactericidal composition and the application thereof that ZEN 90160 and Prochloraz be main active.
Background technology
ZEN 90160 (Picoxystrobin), chemical name: (E)-3-methoxyl group-2-{2-[6-(trifluoromethyl)-2-pyridine oxygen methyl] phenyl } methyl acrylate, molecular formula: C 18h 16f 3nO 4.Structural formula is as follows:
Figure BDA0000400459380000011
The mechanism of action and feature: mitochondrial respiratory inhibitor, is shifted and is suppressed mitochondrial breathing by electronics between cytochrome b and C1.The bacterial strain that control produces resistance to 14-demethylation enzyme inhibitor, benzamides, three carboxyl acylamides and benzimidazole is effective.Once ZEN 90160 is absorbed by blade, will in xylem, move, with current, in transportation system, flow; It also flows and in xylem, flows again after absorption enters blade from gas phase in the gas phase of blade surface.Due to systemic activity and the fumigation activity of ZEN 90160, thereby after dispenser, active ingredient can effectively be reallocated and fully be transmitted, so ZEN 90160 has extraordinary therapeutic activity.Break and recommend under dosage to crop safety, without poisoning.ZEN 90160 controlling object wide spectrum, interior absorption are strong, resistance of rainwater washing against.The foliage disease that is mainly used in preventing and treating Cereal, fruit tree and vegetables is as leaf blight, leaf rust, glume blight, brown spot, powdery mildew, scab, anthracnose, brown spot etc.
Prochloraz (PROCHLORAZ), chemical name: N-propyl group-N-[2-(2,4,6-Trichlorophenoxy) ethyl]-imidazoles-1-formamide, molecular formula: C 15h 16cl 3n 3o 2, chemical structural formula is as follows:
Figure BDA0000400459380000012
Prochloraz belongs to imidazoles wide-spectrum bactericide, and the disease that various crop is caused by sac fungi and imperfect fungus has obvious preventive effect, also can be mixed with most of bactericide, bactericide, Insecticides (tech) & Herbicides (tech), all there is good control efficiency.Multiple diseases on field crop, fruit and vegetable, turf and ornamental plants is had to treatment and eradicant action.Although it does not have systemic action, there is certain conductive performance, to bakanae disease of rice, mango anthracnose, Penicillium italicum and anthracnose and blossom-end rot, banana anthracnose and crown rot etc. has good control efficiency, can also adopt post processing for fruit, control storage period disease.By seed treatment, the many kinds of paddy standing grain class are passed with soil fax mattress disease and have better activity in addition.When alone, spot disease, mould maize ear rot, damping off, leaf blight, cecospora spot, oriental sesame leaf pinta and glume blight are had to good control efficiency.In soil, be mainly degraded to volatile metabolite, easily by soil particle, adsorbed, be difficult for by rain drop erosion, to the biological low toxicity in soil, but the fungi in some soil is had to inhibitory action.
The difficulty of prevention and cure of phytopathogen is increasing at present, and on the one hand, along with the change of pattern of farming, the economic crops cultivated areas such as melon and fruit, vegetables progressively expand, and disease occurrence degree, generation quantity all increase, and in control, difficulty strengthens; On the other hand, the resistance of pathogen rises year by year under lasting medicament selection pressure, and the control efficiency of single dose is had a greatly reduced quality, and control of plant disease is faced with significant challenge.
Summary of the invention
The object of the invention is for above-mentioned technical problem provide a kind of applied widely, cost is low, effective containing the plant bactericidal composition of ZEN 90160 and Prochloraz.
A further object of the invention is that this bactericidal composition is prevented and treated the application of powdery mildew, rust, Ying's rot, net blotch, bakanae disease, anthracnose, epidemic disease, brown spot and leaf spot medicine as application, especially this bactericidal composition of preparation control fungal diseases of plants medicine as preparation.
The object of the invention is to realize by following measures:
Containing a bactericidal composition for ZEN 90160 and Prochloraz, described ZEN 90160 and the weight ratio of Prochloraz are 1~90:1~90.
Further, the weight ratio of described ZEN 90160 and Prochloraz is 5~20:5~45.
Further, the weight ratio of described ZEN 90160 and Prochloraz is 1~10:1~8.
In bactericidal composition of the present invention, the two weight percentage that accounts for composition of ZEN 90160 and Prochloraz is 2~90%.
Further, the two weight percentage that accounts for composition of described ZEN 90160 and Prochloraz is 10~80%.
Further, the two weight percentage that accounts for composition of described ZEN 90160 and Prochloraz is 10~50%.
Described bactericidal composition be take ZEN 90160 and Prochloraz and is mixed with any one formulation allowing on agricultural chemicals as main active ingredient and insecticides adjuvant, excipients.Described formulation is water dispersible granules, wetting powder, wet seed dressing, missible oil, suspending agent, oil suspending agent, suspension seed-coating agent, aqueous emulsion or microemulsion.
Aforementionedly can be applicable to the not special restriction of insecticides adjuvant of the present invention, include, but are not limited to calcium dodecyl benzene sulfonate, alkylphenol polyoxyethylene, Ben-zylphenol Polyoxyethyl Ether, phenethyl phenol polyethenoxy ether, fatty alcohol-polyoxyethylene ether and similar products thereof, aliphatic amine polyoxyethylene ether, fatty acid ethylene oxide adduct, triphen ethyl phenol polyoxyethylene ether phosphate, the rare block compound of polyoxyethylene polyoxy third, castor oil polyoxyethylene ether, neopelex, lauryl sulfate, tween series, fatty alcohol-polyoxyethylene ether, polyethylene glycol series, Sulfonates, carboxylate, sulphate, phosphate, phosphite, lignosulfonates, phenol formaldehyde condensate, one or more combinations in ammonium salt and quaternary, aforementionedly can be applicable to the not special restriction of excipient of the present invention, include, but are not limited to the one or more combinations in xanthans, organobentonite, aluminium-magnesium silicate, white carbon, solvent naphtha, vegetable oil, water, ethylene glycol, propane diols, kaolin, corn starch, ammonium sulfate and fine particle calcium carbonate, above auxiliary agent, excipient and other auxiliary material can alone or and use.
Bactericidal composition containing ZEN 90160 and Prochloraz of the present invention, as the application of preparation control resistance plant fungal disease medicine, is is especially prevented and treated the application of powdery mildew, rust, Ying's rot, net blotch, bakanae disease, anthracnose, epidemic disease, brown spot and leaf spot medicine as preparation.
Beneficial effect of the present invention
Bactericidal composition of the present invention is prevented and treated the application on resistance fungi as preparation, and the application that especially preparation prevents and treats powdery mildew, rust, Ying's rot, net blotch, bakanae disease, anthracnose, epidemic disease, brown spot and leaf spot medicine all has significant effect.Above-mentioned bactericidal composition can produce higher synergistic function, and the consumption of the independent reactive compound of amount ratio of this mixture reduces greatly, and the activity of mixture is greater than the activity of independent component.
Beneficial effect of the present invention compared with prior art:
(1) compare with single dose, the fungal diseases such as said composition antagonism fungal disease powdery mildew, rust, Ying's rot, net blotch, bakanae disease, anthracnose, epidemic disease, brown spot, leaf spot have obvious synergistic function, overcome and delayed pesticide resistance, expanding prevention spectrum, has obviously improved control efficiency;
(2) reduce control recruitment, drug cost;
(3) alternative routine and the easily agricultural chemicals of generation resistance;
(4) compare with single dose, produce and use cost reduction;
(5) the drug-fast generation of Antifungi, its successful is used higher than its single dose.
Embodiment
Below in conjunction with embodiment, the invention will be further described, and in embodiment, the preparation method of formulation is conventional method, and " % " of the present invention is mass percent.
Two kinds of reactive compounds can be processed into any one formulation of permission, and below with two kinds of preparations that active ingredient is processed into of specific embodiment explanation, but the preparation that these two kinds of active components can be processed is not limited only to following listed.
Embodiment 1:
By ZEN 90160 50g, Prochloraz 5g, sodium lignin sulfonate 4, lauryl sodium sulfate 2g, white carbon 2g, corn starch adds to 100g, and according to conventional formulation method, being mixed with quality percentage composition is 55% water dispersible granules.
Embodiment 2:
Take 15g ZEN 90160,3g Prochloraz, phenethyl phenol polyethenoxy ether phosphate 3g, alkylphenol polyoxyethylene 2g, solvent naphtha 13g, ethylene glycol 5g, adds water to 100g.According to conventional formulation method, being mixed with quality percentage composition is 18% aqueous emulsion.
Embodiment 3:
Take 9g ZEN 90160,3g Prochloraz, calcium dodecyl benzene sulfonate 6g, neopelex 3g, alkylphenol polyoxyethylene 1g, solvent naphtha 15g, propane diols 10g, add water to 100g.According to conventional formulation method, being mixed with quality percentage composition is 12% microemulsion.
Embodiment 4:
Take 20g ZEN 90160,20g Prochloraz, phenethyl phenol polyethenoxy ether phosphate 3g, alkylphenol polyoxyethylene 1g, xanthans 0.1g, propane diols 5g, add water to 100g.According to conventional formulation method, being mixed with quality percentage composition is 40% suspending agent.
Embodiment 5:
Take 10g ZEN 90160,20g Prochloraz, sodium lignin sulfonate 5g, calcium dodecyl benzene sulfonate 2g, kaolin are to 100g.According to conventional formulation method, being mixed with quality percentage composition is 30% wetting powder.
Embodiment 6:
Take 10g ZEN 90160,40g Prochloraz, calcium dodecyl benzene sulfonate 8g, phenethyl phenol polyethenoxy ether 5g, solvent naphtha are to 100g.According to conventional formulation method, being mixed with quality percentage composition is 50% missible oil.
Embodiment 7:
Take 5g ZEN 90160,40g Prochloraz, phenethyl phenol polyethenoxy ether phosphate 3g, alkylphenol polyoxyethylene 1g, organobentonite 1g, propane diols 5g, vegetable oil complements to 100g.According to conventional formulation method, being mixed with quality percentage composition is 45% oil suspending agent.
Embodiment 8:
Take 20g ZEN 90160,60g Prochloraz, sodium lignin sulfonate 8g, lauryl sodium sulfate 2g, ammonium sulfate 5g, white carbon 3g, fine particle calcium carbonate complement to 100g, and according to conventional formulation method, being mixed with quality percentage composition is 80% water dispersible granules.
Embodiment 9:
Take 10g ZEN 90160,22g Prochloraz, sodium lignin sulfonate 8g, lauryl sodium sulfate 2g, ammonium sulfate 5g, kaolin complements to 100g, and according to conventional formulation method, being mixed with quality percentage composition is 32% wet seed dressing.
Embodiment 10:
Take 5g ZEN 90160,45g Prochloraz, sodium lignin sulfonate 4g, polyoxyethylene poly-oxygen propylene aether 2g, xanthans 0.15g, propane diols 5g, aluminium-magnesium silicate 0.5g, water complements to 100g, and according to conventional formulation method, being mixed with quality percentage composition is 50% suspension seed-coating agent.
Embodiment 11:
Take 10g ZEN 90160,55g Prochloraz, calcium dodecyl benzene sulfonate 1g, alkylphenol polyoxyethylene phosphate 3g, aliphatic acid polyethenoxy ether 2g, organobentonite 1g, propane diols 5g, vegetable oil 10g, water complement to 100g.According to conventional formulation method, being mixed with quality percentage composition is 65% suspension emulsion.
Embodiment 12
Indoor biometrics test:
In indoor employing mycelial growth rate method, measure the EC of different medicaments to bacterial strain 50value, adopts co-toxicity coefficient computational methods, calculates the co-toxicity coefficient (CTC) of mixture, determines the synergy of mixture, and circular is as follows:
The a certain single dose of take in mixture (is selected EC conventionally as standard medicament 50junior), calculate:
Single dose toxicity index=standard medicament EC 50/ certain single dose EC 50* 100
Toxicity index * B single dose proportion in mixture of toxicity index * A single dose proportion+B single dose in mixture of theoretical toxicity index=A single dose
The EC of actual measurement toxicity index=standard single dose 50the EC of value/mixture 50value * 100
Co-toxicity coefficient=actual measurement toxicity index/theoretical toxicity index * 100
Co-toxicity coefficient classification: CTC is greater than 120 o'clock mixtures and has synergetic, and it is antagonism that CTC is less than at 80 o'clock, and CTC is summation action between 80-120.
The indoor biometrics result of the different proportionings of table 1 ZEN 90160+Prochloraz to wheat powdery mildew
Medicament EC50(mg/L) Actual measurement toxicity index Theoretical coefficient Co-toxicity coefficient
ZEN 90160 (A) 33.87 100 ? -
Prochloraz (B) 52.13 64.972 ? -
A:B=10:1 25.67 131.94 96.82 136
A:B=5:1 26.47 127.96 94.16 136
A:B=3:1 27.36 123.79 91.24 136
A:B=1:1 28.55 118.63 82.49 144
A:B=1:2 29.32 115.52 76.65 151
A:B=1:4 31.64 107.05 71.98 149
A:B=1:8 33.88 99.97 68.86 145
Result of the test explanation, the composite wheat powdery mildew of preventing and kill off of ZEN 90160 and Prochloraz, proportioning all has synergistic effect in said ratio, and wherein the synergistic effect of proportioning 1:2 is the most remarkable.
The indoor biometrics result of the different proportionings of table 2 ZEN 90160+Prochloraz to watermelon anthrax
Medicament EC50(mg/L) Actual measurement toxicity index Theoretical coefficient Co-toxicity coefficient
ZEN 90160 (A) 33.65 100 ? -
Prochloraz (B) 52.78 63.755 ? -
A:B=10:1 26.11 128.88 96.71 133
A:B=5:1 27.32 123.17 93.96 131
A:B=3:1 28.78 116.92 90.94 129
A:B=1:1 29.56 113.84 81.88 139
A:B=1:2 29.58 113.76 75.84 150
A:B=1:4 31.78 105.88 71 149
A:B=1:8 33.45 100.6 67.78 148
Result of the test explanation, the composite watermelon anthrax of preventing and kill off of ZEN 90160 and Prochloraz, proportioning all has synergistic effect in said ratio, and wherein the synergistic effect of proportioning 1:2 is the most remarkable.
Field control effectiveness test:
Indoor biometrics shows good Pesticidal composition, must carry out actual field medicine effect test, field medicine effect test is the important means that whether final evaluation Pesticidal composition has using value under the impact of field integrated environment, therefore the pesticide mixed preparation, making with embodiment on the basis of indoor biometrics has carried out the field medicine effect test of control wheat powdery mildew and watermelon anthrax.
According to raw test, test middle ZEN 90160 proportionings different from Prochloraz, the preparation that makes ZEN 90160 and Prochloraz different proportion carries out field control effectiveness test, the preventive effect of contrast ZEN 90160 proportionings different from Prochloraz to wheat powdery mildew and watermelon anthrax.Each community area is 66.7m 2, in test treatment region, adopt accidental sampling, sample 7 points, 0.5 square metre every, check wheat powdery mildew and watermelon anthrax occurrence degree.In use, ZEN 90160 (A) is mixed with 25% ZEN 90160 SC, and Prochloraz (B) is mixed with 25% Prochloraz EC.Dosing be active ingredient ZEN 90160 (A) and active ingredient Prochloraz (B) quality and, contrast medicament be 25% ZEN 90160 SC, 25% Prochloraz EC.
Table 3: the field control effectiveness test of the different proportionings of ZEN 90160 Prochloraz to wheat powdery mildew:
Figure BDA0000400459380000061
Figure BDA0000400459380000071
Table 3 shows that the different proportionings of ZEN 90160 Prochloraz have good control efficiency to wheat powdery mildew, and successful is better than single dose and uses, and has obvious coordination synergistic effect.
Table 4: the field control effectiveness test of the different proportionings of ZEN 90160 Prochloraz to watermelon anthrax:
Figure BDA0000400459380000072
Table 4 shows that the different proportionings of ZEN 90160 Prochloraz have good control efficiency to watermelon anthrax, and successful is better than single dose and uses, and has obvious coordination synergistic effect.
To sum up: the result by indoor biometrics and field medicine effect test shows, ZEN 90160 and Prochloraz composition have obvious synergistic function, the control efficiency of composition is good, and control efficiency is all better than single dose kind, in agricultural application, has good using value.

Claims (10)

1. containing a bactericidal composition for ZEN 90160 and Prochloraz, it is characterized in that: described ZEN 90160 and the weight ratio of Prochloraz are 1 ~ 90:1 ~ 90.
2. the bactericidal composition containing ZEN 90160 and Prochloraz according to claim 1, is characterized in that: described ZEN 90160 and the weight ratio of Prochloraz are 5 ~ 20:5 ~ 45.
3. the bactericidal composition containing ZEN 90160 and Prochloraz according to claim 2, is characterized in that: described ZEN 90160 and the weight ratio of Prochloraz are 1 ~ 10:1 ~ 8.
4. the bactericidal composition containing ZEN 90160 and Prochloraz according to claim 1, is characterized in that: the two weight percentage that accounts for bactericidal composition of described ZEN 90160 and Prochloraz is 2 ~ 90%.
5. the bactericidal composition containing ZEN 90160 and Prochloraz according to claim 4, is characterized in that: the two weight percentage that accounts for bactericidal composition of described ZEN 90160 and Prochloraz is 10 ~ 80%.
6. the bactericidal composition containing ZEN 90160 and Prochloraz according to claim 5, is characterized in that: the two weight percentage that accounts for bactericidal composition of described ZEN 90160 and Prochloraz is 10 ~ 50%.
7. the bactericidal composition containing ZEN 90160 and Prochloraz according to claim 1, is characterized in that: described bactericidal composition be take ZEN 90160 and Prochloraz and is mixed with any one formulation allowing on agricultural chemicals as main active ingredient and insecticides adjuvant, excipients.
8. the bactericidal composition containing ZEN 90160 and Prochloraz according to claim 7, is characterized in that described formulation is water dispersible granules, wetting powder, wet seed dressing, missible oil, suspending agent, oil suspending agent, suspension seed-coating agent, aqueous emulsion or microemulsion.
9. the bactericidal composition containing ZEN 90160 and Prochloraz claimed in claim 1 is as the application of preparation control resistance plant fungal disease medicine.
10. the bactericidal composition containing ZEN 90160 and Prochloraz according to claim 9, is characterized in that: described bactericidal composition is prevented and treated the application of powdery mildew, rust, Ying's rot, net blotch, bakanae disease, anthracnose, epidemic disease, brown spot and leaf spot medicine as preparation.
CN201310504354.5A 2013-10-23 2013-10-23 Picoxystrobin and prochloraz containing sterilization composition and application thereof Pending CN103598194A (en)

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CN107771854A (en) * 2016-08-29 2018-03-09 南京华洲药业有限公司 A kind of bactericidal composition and its application containing ZEN 90160 and prochloraz-manganese chloride complex
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