CN102283225B - Germicide composition containing coumoxystrobin and protective fungicide - Google Patents
Germicide composition containing coumoxystrobin and protective fungicide Download PDFInfo
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- CN102283225B CN102283225B CN 201110269564 CN201110269564A CN102283225B CN 102283225 B CN102283225 B CN 102283225B CN 201110269564 CN201110269564 CN 201110269564 CN 201110269564 A CN201110269564 A CN 201110269564A CN 102283225 B CN102283225 B CN 102283225B
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Abstract
The invention discloses an agricultural germicide composition containing coumoxystrobin and protective fungicide, which comprises an effective active ingredient consisting of the coumoxystrobin and the protective fungicide selected from mancozeb, zineb, thioneb and propineb, and the weight ratio of the coumoxystrobin to the protective fungicide is 1:3-1:50. The composition can be prepared into water dispersible granules and wettable powder permitted in agriculture. The composition disclosed by the invention has reasonable components, a good bactericidal effect and low medication cost, and the activity and the bactericidal effect of the composition are not the simple sum of the activity of each component. Compared with the existing single preparation, the composition also has an obvious synergistic effect in addition to an obvious sterilizing effect, the generation of resistance is retarded, the residual quantity of the preparation is small, and the composition has no pollution on crops, has good safety and meets the requirement on the safety of the pesticide preparation. The germicide composition disclosed by the invention has an obvious prevention and treatment effects on Altemaria mali Roberts, ring spot, anthracnose, brown blotch, vegetable anthracnose, downy mildew and epidemic disease.
Description
Technical field
The present invention relates to a kind of bactericidal composition that contains SYP-3375, particularly a kind of bactericidal composition that contains SYP-3375 and be selected from one of mancozeb, zineb, Carbatene, Propineb belongs to technical field of compounded pesticide.
Background technology
The methoxy acrylic acid series bactericidal agent is a bactericide kind newly developed in recent years, is a big milestone in the bactericide field.Methoxy acrylic bactericide has unique mechanism of action, and it stops the ATP of cell synthetic by the electronics transmission of pinning between cytochrome b and the c1, thereby suppresses its mitochondrial respiratory and bring into play bacteriostasis.The bacterial strain that 14-demethylation enzyme inhibitor, benzamides, dicarboxylic dihydrazides amine and benzimidazole is produced resistance is effective.Have protection, treat, root out, infiltration, systemic activity, and can be in plant corpus, very fast degraded in soil and the water.Although this series bactericidal agent mechanism of action uniqueness, but pathogen is also very fast to the speed that it produces resistance, the use cost height, so having limited the large tracts of land of methoxy acrylic acid series bactericidal agent promotes the use of, therefore the bactericide combination of the methoxy acrylic acid series bactericidal agent and the another kind of mechanism of action is composite, improve drug effect, slow down the generation of resistance, reduce usage amount, enlarging using of this medicament is present urgent problem.
SYP-3375 is a kind of methoxy-methyl acrylate compounds, English common name: coumoxystrobin, and chemical name: (E)-and 2-(2-((3-butyl-4-methyl-coumarin-7-Ji-oxygen base) methyl) phenyl)-the 3-methoxy-methyl acrylate.Have protection and therapeutic action; be a kind of disinfectant use in agriculture of high-efficiency broad spectrum, the plant disease that causes by mastigomycetes, in conjunction with bacterium, sac fungi, basidiomycetes and imperfect fungus such as sclerotinia rot of colza, apple valsa canker, cucumber downy mildew, rice blast, sigatoka, alternaria leaf spot of apple etc. are had good preventive effect.
Protective fungicide was meant before the infection process crop, and dispenser on crop surface earlier prevents the germ invasion, plays a protective role.After protective fungicide uses; can form that one deck is ventilative, permeable in crop surface, the compactness of printing opacity protection medicine film; this layer diaphragm can suppress the sprouting and the invasion of germ spore; thereby reach the effect of sterilizing disease-preventing; this series bactericidal agent is very poor to the crop pest preventive effect that infects and fall ill, and normal and systemic fungicide is mixed to use and just can reaches preventive effect preferably.Mancozeb, zineb, Carbatene, Propineb be bactericidal range extensively, the most common, protective fungicide that consumption is maximum.
Mancozeb, the big life of other Chinese names, English common name Mancozeb, chemical name: ethylene bisdithiocarbamic manganese and zinc complex salt.Mancozeb is the wider protective fungicide of fungicidal spectrum, mainly is the oxidation that suppresses pyruvic acid in the thalline, and is effective to multiple diseases such as the anthracnose on fruit tree, the vegetables, early blight, and its normal and systemic fungicide is mixed simultaneously, is used for the generation of delaying drug resistance.
Zineb, the English common name zineb of zineb, molecular formula C
4H
6N
2S
4Zn, the chemical name zinc ethylenebisdithiocarbamate.Zineb is a kind of organosulfureous fungicide of protectiveness, and many germs such as Pseudoperonospora cubensis, late disease bacteria and anthrax bacteria etc. are had strong action of contace poison.To plant safety, the active ingredient chemical property is more active, in water, easily be oxidized to different thiocyanation compound, to the cause of disease thalline contain-enzyme of SH base has had strong inhibitory effects, and the direct kill pathogens spore of energy, suppress the germination of spore, stop in the germ invaded plants body, but very little to the mycelial lethal effect of cause of disease in the invaded plants body.Therefore, use zineb to prevent and treat disease and should grasp in the disease beginning and see that the phase carries out, just can obtain effect preferably.
Carbatene, English common name metriam, two (the two thiocarbamate esters) zinc (2+) of chemical name three [ammonia] ethene)] [8-connects dithione for tetrahydrochysene-1,4,7-two thiophene diazocines-3], polymer.Carbatene is a kind of good protective fungicide, belongs to low-toxin farm chemicals.Because wide, the difficult resistance that produces of its bactericidal range, control efficiency obviously is better than other same series bactericidal agents, so consumption is a large tonnage product in the world always.Be the substitute products of present other protective fungicides, by field application in recent years, remarkable to preventing and treating effects such as pear scab, alternaria leaf spot of apple, vegetable category eqpidemic disease, downy mildew, field crop rust.
Propineb, the safe and sound life of other titles, English common name propineb, molecular formula (C
5H
8N
2S
4Zn) x, chemical name acrylic bisdithiocarbamic zinc.Propineb is a kind of wide spectrum, quick-acting protective fungicide, acts on the synthetic of fungal cell wall and protein, can suppress infecting and sprouting of spore, and the while can be suppressed mycelial growth, causes its distortion, death.Be applicable to the downy mildew, eqpidemic disease, anthracnose of crops such as control fruit tree, vegetables etc., and this medicine contains and is easy to the zinc element that absorbed by crop, the quality that helps promoting plant growth and improve fruit.
Although SYP-3375 is a kind of disinfectant use in agriculture of high-efficiency broad spectrum, it is as methoxy acrylic ester compounds, and the mechanism of action is single, reuses germ and can produce resistance, causes preventive effect to reduce, and the use cost height.Above-mentioned protective fungicide mancozeb, zineb, Carbatene, Propineb have used for many years; pathogen has produced very big resistance to it; it is increasing to use dosage separately; and it is invalid to the germ in the invaded plants body; normal and the composite use of systemic pesticide, the present patent report that does not also have these four kinds of agricultural chemicals and SYP-3375 to be mixed.The inventor finds by test; SYP-3375 and protective fungicide that the mechanism of action is different are composite; has obvious synergistic effect; can significantly improve control efficiency, minimizing spraying times and the dosage of treatment, protection; slow down the generation of germ resistance; reduce the control cost, to the crop safety height.
Summary of the invention
The object of the present invention is to provide a kind of component reasonable, synergistic effect is remarkable, and bactericidal effect is good, and drug cost is low, is difficult for developing immunity to drugs, to the bactericidal composition of crop safety.
Another object of the present invention is to provide above-mentioned composition in control alternaria leaf spot of apple, ring spot, anthracnose, brown spot, the application on vegetables anthracnose, downy mildew, the eqpidemic disease.
In order to overcome the defective of existing unitary agent, technical scheme of the present invention is to solve like this:
A) the first active component SYP-3375;
B) the second active component protective fungicide is selected from a kind of in mancozeb, zineb, Carbatene, the Propineb;
The weight ratio of first active component and second active component is 1:3～1:50, and preferred weight ratio is 1:6～1:40, and most preferred weight ratio is 1:15～1:30.
The cumulant of first active component and second active component is 8%～80% of a described composition total weight, is preferably 40%～80%.
The preparation formulation that bactericidal composition of the present invention can be prepared according to the known method of those skilled in the art of the present technique is water dispersible granules, wetting powder.
For water dispersible granules, in dispersant such as polycarboxylate, lignosulfonates, the alkylnaphthalene sulfonate one or more; In wetting agent such as alkyl sulfate, alkylsulfonate, the naphthalene sulfonate one or more; In stabilizing agent such as methenamine, sodium citrate, citric acid, the sodium acetate one or more; In disintegrant such as ammonium sulfate, urea, sucrose, the glucose one or more; In binding agent such as diatomite, corn starch, PVA, carboxymethyl (ethyl) cellulose family one or more; Filler such as diatomite, kaolin, white carbon, fine particle calcium carbonate, talcum powder, attapulgite, potter's clay one or more.
To wetting powder, spendable auxiliary agent has: in dispersant such as polycarboxylate, lignosulfonates, the alkylnaphthalene sulfonate one or more; In wetting agent such as alkyl sulfate, alkylsulfonate, the naphthalene sulfonate one or more; In stabilizing agent such as methenamine, sodium citrate, citric acid, the sodium acetate one or more; Filler such as ammonium sulfate, urea, sucrose, glucose, diatomite, kaolin, white carbon, fine particle calcium carbonate, talcum powder, attapulgite, potter's clay one or more.
Component of the present invention is reasonable; treatment adds protective effect; bactericidal effect is good; reduce the medication number of times, drug cost is low, and its active and bactericidal effect is not the simple superposition of each composition activity; but significant synergistic effect is arranged; slow down the generation of resistance, good to crop safety, meet the security requirement of pesticidal preparations.The present invention is to alternaria leaf spot of apple, ring spot, anthracnose, brown spot, and vegetables anthracnose, downy mildew, eqpidemic disease have the better prevention effect.
Embodiment
In order to prevent and treat the alternaria leaf spot of apple in the agricultural production, the inventor has carried out mutual composite synergy research with SYP-3375 and mancozeb, zineb, Carbatene, Propineb, subjects is alternaria leaf spot of apple bacterium Alternariaalternataf.sp.mali, the former medicine of test medicine SYP-3375 adopts Jilin eight to reach the former medicine that agricultural chemicals Co., Ltd produces, the former medicine that mancozeb, the former medicine of zineb adopt Hebei Shuangji chemical limited company, the former medicine of Carbatene to adopt BASF European Co.,Ltd, the former medicine of Propineb to adopt Nantong precious phyllody worker Co., Ltd to produce.Test method is with reference to " the agricultural industry criteria NY/T1156.2-2006 of the People's Republic of China (PRC) ".At first single agent and each Mixed Pharmacy are provided with 5 variable concentrations gradients (on preliminary experiment result's basis, different with proportioning according to different medicament combinations, the concentration gradient setting is also different, and bacteriostasis rate is pressed arithmetic series and set in 5%～90% scope).If the clear water contrast repeats 3 times.Adopting the mycelial growth rate method, with cultured pathogen, is 5 mm card punch with diameter under aseptic condition, cuts the bacterium cake from colony edge, with transfer needle the bacterium cake is connected on the culture medium flat plate of different drug concentrations, puts in 26 ℃ of incubators and cultivates 72h; Check colony diameter, calculate the percentage that each chemicals treatment suppresses mycelial growth, the EC of each medicament is obtained in the linear regression analysis between the probit value by inhibiting rate and the logarithm value of series concentration
50Value with the co-toxicity coefficient (CTC) of the abundant method calculating of Sun Yun mixture, is estimated the activity of reagent agent to germ with this.
The co-toxicity coefficient of complex preparation (CTC) 〉=120 shows as synergistic effect; CTC≤80 show as antagonism; 80＜CTC＜120 show as summation action.
Toxicity Determination result shows: SYP-3375 and protective fungicide mancozeb, zineb, Carbatene or Propineb are that 1:3～1:50 uses with the apple tree spot defoliation is had virulence preferably with the weight ratio, and remarkable synergistic effect is all arranged.
In order to prevent and treat the ring rot of apple in the agricultural production; the inventor has carried out mutual composite synergy research with SYP-3375 and protective fungicide mancozeb, zineb, Carbatene or Propineb; it is tested object that ring rot of apple bacterium (Macrophoma kawatsukai Hara) is adopted in test; test medicine is identical with above-mentioned test, and test method is with reference to " the agricultural industry criteria NY/T1156.2-2006 of the People's Republic of China (PRC) ".
Toxicity Determination result shows: SYP-3375 and protective fungicide mancozeb, zineb, Carbatene or Propineb are that 1:3～1:50 uses with the ring rot of apple bacterium is had virulence preferably with the weight ratio, and significant synergistic effect is all arranged.
In order to prevent and treat the apple anthracnose in the agricultural production; the inventor is with SYP-3375 and protective fungicide: mancozeb, zineb, Carbatene or Propineb have carried out mutual composite synergy research, and it is tested object that apple anthrax bacteria (Gleosporium fructigenum Berk) is adopted in test.Test medicine is identical with above-mentioned test, and test method is with reference to " the agricultural industry criteria NY/T1156.2-2006 of the People's Republic of China (PRC) ".
Toxicity Determination result shows: SYP-3375 and protective fungicide mancozeb, zineb, Carbatene or Propineb are that 1:3～1:50 uses with apple anthrax bacteria is had virulence preferably with the weight ratio, and significant synergistic effect is all arranged.
In order to prevent and treat the apple marssonina leaf spot in the agricultural production; the inventor has carried out mutual composite synergy research with SYP-3375 and protective fungicide mancozeb, zineb, Carbatene or Propineb; it is tested object that marssonina coronaria (Apple brown spot) is adopted in test; test medicine is identical with above-mentioned test, and test method is with reference to " the agricultural industry criteria NY/T1156.2-2006 of the People's Republic of China (PRC) ".
Toxicity Determination result shows: SYP-3375 and protective fungicide mancozeb, zineb, Carbatene or Propineb are that 1:3～1:50 uses with marssonina coronaria is had virulence preferably with the weight ratio, and significant synergistic effect is all arranged.
In order to prevent and treat vegetables anthracnose; the inventor has carried out mutual composite synergy research with SYP-3375 and protective fungicide mancozeb, zineb, Carbatene or Propineb; the pepper anthracnose bacterium is adopted in test: capsicum thorn dish spore [Colletotrichum capsici (syd.) Butl.] is a tested object; test medicine is identical with above-mentioned test, and test method is with reference to " the agricultural industry criteria NY/T1156.2-2006 of the People's Republic of China (PRC) ".
Toxicity Determination result shows: SYP-3375 and protective fungicide mancozeb, zineb, Carbatene or Propineb are that 1:3～1:50 uses with the pepper anthracnose bacterium is had virulence preferably with the weight ratio, and significant synergistic effect is all arranged.
In order to prevent and treat vegetables, the fruit tree downy mildew in the agricultural production; the inventor has carried out mutual composite synergy research with SYP-3375 and protective fungicide mancozeb, zineb, Carbatene or Propineb; it is tested object that bacterium of downy mildew of cucumber (Pseudoperonospora cubensis) is adopted in test; test medicine is identical with above-mentioned test, and test method is with reference to " the agricultural industry criteria NY/T1156.3-2006 of the People's Republic of China (PRC) ".At first single agent and each Mixed Pharmacy are provided with 5 variable concentrations gradients (on preliminary experiment result's basis, different with proportioning according to different medicament combinations, the concentration gradient setting is also different, and bacteriostasis rate is set by geometric progression) in 5%～90% scope.Test target bacterium is to pick up from the field bacterium of downy mildew of cucumber blade of 4 leaves～6 leaf positions from up to down, wash the Pseudoperonospora cubensis sporangium of vacuum side of blade with 4 ℃ of distilled water, be made into suspension (concentration is controlled at every milliliter of 1 * 105～1 * 107 sporangium), deposit under 4 ℃ standby; Soup is evenly sprayed in the healthy leaves back side, treat the soup natural air drying after, each is handled blade and blade goes up dorsad, by being emitted on behind the marks for treatment in the box of preserving moisture.Test is established the processing that does not contain medicament and is made blank.Be inoculated in vacuum side of blade with ready fresh sporangia suspension drop 10 μ L.4 of every blade inoculations, every processing are no less than 5 leaves.The protectiveness test is the 24h inoculation after chemicals treatment, and the therapeutic test is the 24h inoculation before processing.Ware lid on the inoculation bonnet places climatic cabinate or the humidistat of illumination is arranged, the continuous illumination in every day/dark 12h alternately, temperature is 17 ℃～22 ℃, cultivates under the condition of relative moisture more than 90%.Look and handle and measurement of blank incidence and record scab diameter, unit is a millimeter (mm), calculates control efficiency.The EC of each medicament is obtained in linear regression analysis between the probit value by control efficiency and the logarithm value of series concentration
50Value with the co-toxicity coefficient (CTC) of the abundant method calculating of Sun Yun mixture, is estimated the activity of reagent agent to germ with this.
Toxicity Determination result shows: SYP-3375 and protective fungicide mancozeb, zineb, Carbatene or Propineb are that 1:3～1:50 uses with bacterium of downy mildew of cucumber is had virulence preferably with the weight ratio, and significant synergistic effect is all arranged.
In order to prevent and treat the vegetable epidemic disease in the agricultural production; the inventor is with SYP-3375 and protective fungicide: mancozeb, zineb, Carbatene or Propineb have carried out mutual composite synergy research, and it is tested object that tomato late blight (Tomato late blight) is adopted in test.Test medicine is identical with above-mentioned test, and test method is with reference to " the agricultural industry criteria NY/T1156.2-2006 of the People's Republic of China (PRC) ".
Toxicity Determination result shows: SYP-3375 and protective fungicide mancozeb, zineb, Carbatene or Propineb are that 1:3～1:50 uses with tomato late blight is had virulence preferably with the weight ratio, and significant synergistic effect is all arranged.
Below in conjunction with example of formulations and biological Examples content of the present invention is described further.
Example of formulations 1
Take by weighing 10% SYP-3375,60% mancozeb, 3% TERSPERSE 2700(polycarboxylate, U.S. Huntsman Corporation produces), 2% dispersing agent NNO (alkylnaphthalene sulfonate formaldehyde condensation products), 3% Nekal BX (nekal), 2% K-12(lauryl sodium sulfate), 3% methenamine, 3% diatomite, 5% glucose, kaolin add to 100% weight portion.The method of the frequent regulation of above-mentioned raw materials water intaking dispersible granule is promptly mixed, ultra micro comminution by gas stream, mixing, granulation step are produced 70% SYP-3375 mancozeb water dispersible granule.
Example of formulations 2
Take by weighing 1.2% SYP-3375,60% mancozeb, 3% TERSPERSE 2700,3% dispersing agent NNO, 2% Nekal BX, 1%K-12,2% methenamine, 1% carboxymethyl cellulose, 3% urea, diatomite and add to 100% weight portion.The method of the frequent regulation of above-mentioned raw materials water intaking dispersible granule is promptly mixed, ultra micro comminution by gas stream, mixing, granulation step are produced 61.2% SYP-3375 mancozeb water dispersible granule.
Example of formulations 3
Take by weighing 10% SYP-3375,30% mancozeb, 4% TERSPERSE 2700,2% dispersing agent NNO, 2% Nekal BX, 2%K-12,3% sodium citrate, 3% corn starch, 5% sulphur ammonium, attapulgite and add to 100% weight portion.The method of the frequent regulation of above-mentioned raw materials water intaking dispersible granule is promptly mixed, ultra micro comminution by gas stream, mixing, granulation step are produced 40% SYP-3375 mancozeb water dispersible granule.
Example of formulations 4
Take by weighing 10% SYP-3375,70% zineb, 3% Morwet D-425(alkyl naphthalene sulfonic acid condensation polymer sodium salt, Akzo Nobel N.V. produces), 1% dispersing agent NNO, 1% Nekal BX, 1%K-12,2% methenamine, kaolin add to 100% weight portion.The method of the frequent regulation of above-mentioned raw materials water intaking dispersible granule is promptly mixed, ultra micro comminution by gas stream, mixing, granulation step are produced 80% SYP-3375 water dispersion granules agent of dithane.
Example of formulations 5
Take by weighing 8% SYP-3375,50% zineb, 3% TERSPERSE 2700,3% dispersing agent NNO, 2% Nekal BX, 2%K-12,3% methenamine, 1% carboxymethyl cellulose, diatomite and add to 100% weight portion.The method of the frequent regulation of above-mentioned raw materials water intaking dispersible granule is promptly mixed, ultra micro comminution by gas stream, mixing, granulation step are produced 58% SYP-3375 water dispersion granules agent of dithane.
Example of formulations 6
Take by weighing 5% SYP-3375,45% zineb, 3% TERSPERSE 2700,2% dispersing agent NNO, 1% Nekal BX, 1%K-12,2% methenamine, 2% corn starch, 3% sulphur ammonium, attapulgite and add to 100% weight portion.The method of the frequent regulation of above-mentioned raw materials water intaking dispersible granule is promptly mixed, ultra micro comminution by gas stream, mixing, granulation step are produced 50% SYP-3375 water dispersion granules agent of dithane.
Example of formulations 7
Take by weighing 15% SYP-3375,45% Carbatene, 3% TERSPERSE 2700,2% dispersing agent NNO, 3% Nekal BX, 3% methenamine, 2%K-12,5% glucose, diatomite soil and add to 100% weight portion.Above-mentioned raw materials is produced 60% SYP-3375 Carbatene water dispersible granules through mixing, ultra micro comminution by gas stream, mixing, granulation step.
Example of formulations 8
Take by weighing 5% SYP-3375,75% Carbatene, 3% TERSPERSE 2700,1%K-12,2% methenamine, 1% carboxymethyl cellulose, 2% urea, diatomite and add to 100% weight portion.The method of the frequent regulation of above-mentioned raw materials water intaking dispersible granule is promptly mixed, ultra micro comminution by gas stream, mixing, granulation step are produced 80% SYP-3375 Carbatene water dispersible granules.
Example of formulations 9
Take by weighing 8% SYP-3375,52% Carbatene, 3% TERSPERSE 2700,2% dispersing agent NNO, 3% Nekal BX, 2%K-12,3% methenamine, 3% diatomite, 5% glucose, kaolin and add to 100% weight portion.The method of the frequent regulation of above-mentioned raw materials water intaking dispersible granule is promptly mixed, ultra micro comminution by gas stream, mixing, granulation step are produced 60% SYP-3375 Carbatene water dispersible granules.
Example of formulations 10
Take by weighing 12% SYP-3375,36% Propineb, 3% TERSPERSE 2700,2% dispersing agent NNO, 3% Nekal BX, 2%K-12,4% methenamine, 5% glucose, diatomite and add to 100% weight portion.Above-mentioned raw materials is produced 48% SYP-3375 Propineb water dispersible granules through mixing, ultra micro comminution by gas stream, mixing, granulation step.
Example of formulations 11
Take by weighing 8% SYP-3375,42% Propineb, 3% TERSPERSE 2700,2% dispersing agent NNO, 1% Nekal BX, 1%K-12,3% methenamine, 2% corn starch, 3% sulphur ammonium, attapulgite and add to 100% weight portion.The method of the frequent regulation of above-mentioned raw materials water intaking dispersible granule is promptly mixed, ultra micro comminution by gas stream, mixing, granulation step are produced 50% SYP-3375 Propineb water dispersible granules.
Example of formulations 12
Take by weighing 7% SYP-3375,63% Propineb, 3% TERSPERSE 2700,3% dispersing agent NNO, 2% Nekal BX, 1%K-12,2% methenamine, 1% carboxymethyl cellulose, 3% urea, diatomite and add to 100% weight portion.The method of the frequent regulation of above-mentioned raw materials water intaking dispersible granule is promptly mixed, ultra micro comminution by gas stream, mixing, granulation step are produced 70% SYP-3375 Propineb water dispersible granules.
Example of formulations 13
Take by weighing 18% SYP-3375,54% mancozeb, 2% dispersing agent NNO, 2% Nekal BX, 2%K-12,2% methenamine, attapulgite and add to 100% weight portion.Above-mentioned raw materials makes 72% SYP-3375 mancozeb wettable powder through mixing behind the comminution by gas stream.
Example of formulations 14
Take by weighing 12% SYP-3375,48% mancozeb, 4% calcium lignosulfonate, 3% TERSPERSE 2700,2% Nekal BX, 2%K-12,3% methenamine, 3% white carbon black, fine particle calcium carbonate and add to 100% weight portion.Above-mentioned raw materials makes 60% SYP-3375 mancozeb wettable powder through mixing behind the comminution by gas stream.
Example of formulations 15
Take by weighing 10% SYP-3375,50% mancozeb, 3% calcium lignosulfonate, 3% dispersing agent NNO, 2% Nekal BX, 2%K-12,3% methenamine, white carbon black adds to 100% weight portion.Above-mentioned raw materials makes 60% SYP-3375 mancozeb wettable powder through mixing behind the comminution by gas stream.
Example of formulations 16
Take by weighing 7% SYP-3375,43% zineb, 4% calcium lignosulfonate, 3% TERSPERSE 2700,2% Nekal BX, 2%K-12,3% methenamine, 3% white carbon black, fine particle calcium carbonate and add to 100% weight portion.Above-mentioned raw materials makes 50% SYP-3375 Zineb wettable powder through mixing behind the comminution by gas stream.
Example of formulations 17
Take by weighing 15% SYP-3375,65% zineb, 2% dispersing agent NNO, 2% Nekal BX, 2%K-12,2% methenamine, attapulgite and add to 100% weight portion.Above-mentioned raw materials makes 80% SYP-3375 Zineb wettable powder through mixing behind the comminution by gas stream.
Example of formulations 18
Take by weighing 8% SYP-3375,62% zineb, 5% calcium lignosulfonate, 2% Nekal BX, 2%K-12,3% methenamine, white carbon black adds to 100% weight portion.Above-mentioned raw materials makes 70% SYP-3375 Zineb wettable powder through mixing behind the comminution by gas stream.
Example of formulations 19
Take by weighing 8% SYP-3375,54% Carbatene, 2% dispersing agent NNO, 2% Nekal BX, 2%K-12,3% methenamine, attapulgite and add to 100% weight portion.Above-mentioned raw materials makes 62% SYP-3375 thioneb wettable powder through mixing behind the comminution by gas stream.
Example of formulations 20
Take by weighing 5% SYP-3375,50% Carbatene, 3% calcium lignosulfonate, 3% dispersing agent NNO, 2% Nekal BX, 2%K-12,3% methenamine, white carbon black adds to 100% weight portion.Above-mentioned raw materials makes 55% SYP-3375 thioneb wettable powder through mixing behind the comminution by gas stream.
Example of formulations 21
Take by weighing 15% SYP-3375,50% Carbatene, 5% calcium lignosulfonate, 2% Nekal BX, 2%K-12,3% methenamine, white carbon black adds to 100% weight portion.Above-mentioned raw materials makes 65% SYP-3375 thioneb wettable powder through mixing behind the comminution by gas stream.
Example of formulations 22
Take by weighing 13% SYP-3375,39% Propineb, 2% dispersing agent NNO, 2% Nekal BX, 2%K-12,2% methenamine, attapulgite and add to 100% weight portion.Above-mentioned raw materials makes 52% SYP-3375 Wettable propineb powder through mixing behind the comminution by gas stream.
Example of formulations 23
Take by weighing 22% SYP-3375,44% Propineb, 4% calcium lignosulfonate, 3% TERSPERSE 2700,2% Nekal BX, 2%K-12,2% methenamine, 3% white carbon black, fine particle calcium carbonate and add to 100% weight portion.Above-mentioned raw materials makes 66% SYP-3375 Wettable propineb powder through mixing behind the comminution by gas stream.
Example of formulations 24
Take by weighing 9% SYP-3375,54% Propineb, 2% dispersing agent NNO, 2% Nekal BX, 2%K-12,3% methenamine, attapulgite and add to 100% weight portion.Above-mentioned raw materials makes 63% SYP-3375 Wettable propineb powder through mixing behind the comminution by gas stream.
Biological Examples 1: prevent and treat the ring rot of apple field trial
Carried out example of formulations 1(70% SYP-3375 mancozeb water dispersible granule in 2010 in the Liquan County, Shaanxi Province), example of formulations 5(58% SYP-3375 water dispersion granules agent of dithane), example of formulations 19(62% SYP-3375 thioneb wettable powder), example of formulations 24(63% SYP-3375 Wettable propineb powder) prevent and treat the ring rot of apple field trial, verified that these several medicaments are to the control efficiency of ring rot of apple, effective dose and to the safety of apple.Test method is with reference to " pesticide field efficacy medicine test criterion GB/T 17980.118-2004 ".Trial crops is an apple tree, and controlling object is an apple wheel line decayed fruit disease (Macrophoma kawatsukai).Test is located at Liquan County, Shaanxi Province Zhao Zhen, and soil is clay, and physical features is smooth, and soil fertility is even, pH value 6.9, and fertility is better, experimental field the cultivation condition uniformity.Test medicine and dosage are: 1800 times of 70% SYP-3375 mancozeb water dispersible granules, 2100 times, 2400 times, 1400 times of 58% SYP-3375 water dispersion granules agent of dithane, 1600 times, 1800 times, 1400 times of 62% SYP-3375 thioneb wettable powders, 1700 times, 2000 times, 1500 times of 63% SYP-3375 Wettable propineb powders, 1800 times, 2100 times, 2000 times of 20% SYP-3375 suspending agents, 600 times of 80% mancozeb wettable powders, 500 times of 65% Zineb wettable powders, 500 times of 65% thioneb wettable powders, 600 times of 70% Wettable propineb powders.Other establishes blank, and every processing 4 times repeats, 3 trees in every sub-district, and totally 72 sub-districts, district's group is arranged at random.Adopting conventional spray-on process, is May 15 in the ring rot of apple their early stage, executes medicine the 1st time, and June 15, July 30, each spray test medication on August 30 1 time are sprayed medicine 4 times altogether.Evenly spray each position of tree body, comprise limb, fruit and positive and negative blade, drenched degree of being by soup with limb, fruit and leave dual sides.
Investigation and statistical method, investigation drug effect in gathering before, 1 strain tree is investigated in every sub-district, east, south, west, north, on, in following 6 orientation get 6 points, investigate 30 fruits at every, every tree is investigated 180 fruits, writes down really number of ring spot.Behind each spray medicine behind the 1st day and the medicine some days, each handled influence to fruit and blade to observe medicament.
By each sub-district preventive effect being carried out biostatistics analysis (seeing Table 8), significance of difference comparative result shows: consistent with the significance of difference on 0.01 level on 0.05 level, difference is not remarkable between 1500 times of 1800 times of the 70% SYP-3375 mancozeb water dispersible granules, 1400 times of 58% SYP-3375 water dispersion granules agent of dithane, 1400 times of 62% SYP-3375 thioneb wettable powders, 63% SYP-3375 Wettable propineb powder, respectively handles differences with other and all reaches utmost point significance level; Difference is not remarkable between 1800 times of 2100 times of the 70% SYP-3375 mancozeb water dispersible granules, 1600 times of 58% SYP-3375 water dispersion granules agent of dithane, 1700 times of 62% SYP-3375 thioneb wettable powders, 63% SYP-3375 Wettable propineb powder, respectively handles differences with other and all reaches utmost point significance level; Difference is not remarkable between 600 times of 2400 times of the 70% SYP-3375 mancozeb water dispersible granules, 1800 times of 58% SYP-3375 water dispersion granules agent of dithane, 2000 times of 62% SYP-3375 thioneb wettable powders, 2100 times of 63% SYP-3375 Wettable propineb powders, 2000 times of 20% SYP-3375 suspending agents, 600 times of 80% mancozeb wettable powders, 500 times of 65% thioneb wettable powders, 70% Wettable propineb powder, respectively handles differences with other and all reaches utmost point significance level; Difference is not remarkable between 500 times of 600 times of 80% mancozeb wettable powders, 500 times of 65% Zineb wettable powders, 65% thioneb wettable powder, respectively handles differences with other and all reaches utmost point significance level.
Field test results shows: 70% SYP-3375 mancozeb water dispersible granule, 58% SYP-3375 water dispersion granules agent of dithane, 62% SYP-3375 thioneb wettable powder, 63% SYP-3375 Wettable propineb powder have than remarkable prevention effect ring rot of apple.1800 times, 2100 times of 70% SYP-3375 mancozeb water dispersible granules, 1400 times, 1600 times of 58% SYP-3375 water dispersion granules agent of dithane, 1400 times, 1700 times of 62% SYP-3375 thioneb wettable powders, 1500 times, 1800 times of 63% SYP-3375 Wettable propineb powders obviously are better than the control efficiency of 2000 times of 20% SYP-3375 suspending agents, 600 times of 80% mancozeb wettable powders, 500 times of 65% Zineb wettable powders, 500 times of 65% thioneb wettable powders, 600 times of 70% Wettable propineb powders.
To the security survey of apple tree, to observe in some days behind the 1st day and the medicine behind the spray medicine, each test is handled not to be had the poisoning phenomenon to fruit, blade and takes place.
After result of the test shows that SYP-3375 and mancozeb, zineb, Carbatene, Propineb are mixed, obviously improved control efficiency to ring rot of apple, having reduced dosage and drug cost, to apple development safety, is the desirable medicament of control apple tree ring spot.
Biological Examples 2: control apple anthracnose field trial
Carried out example of formulations 14(60% SYP-3375 mancozeb wettable powder in 2010 in the Xianyang, Shanxi province city), example of formulations 6(50% SYP-3375 water dispersion granules agent of dithane), example of formulations 7(60% SYP-3375 Carbatene water dispersible granules), example of formulations 22(52% SYP-3375 Wettable propineb powder) control apple anthracnose field trial, verified that these several medicaments are to the control efficiency of apple anthracnose, effective dose and to the safety of apple.Trial crops is an apple tree, and controlling object is apple anthracnose [Glomerella cingulata (Stonem.) Schr.etSpanld.].Test is located at Xingping City, Xianyang shop Zhang Zhen, soil is clay, and physical features is smooth, and soil fertility is even, pH value 7.1, fertility is better, cultivation condition uniformity experimental field, and apple variety is the Fuji apple, the age of tree is 15 years, distance between rows and hills is 5m * 6m, and the generation over the years of this garden anthracnose is heavier, once uses medicaments such as thiophanate methyl, carbendazim to prevent and treat.
Test medicine and dosage are: 1800 times of 60% SYP-3375 mancozeb (12+48) wetting powders, 2000 times, 2200 times, 900 times of 50% SYP-3375 zineb (5+45) water dispersible granules, 1100 times, 1300 times, 2000 times of 60% SYP-3375 Carbatene (15+45) water dispersible granules, 2200 times, 2400 times, 1800 times of 52% SYP-3375 Propineb (13+39) wetting powders, 2000 times, 2200 times, 2000 times of 20% SYP-3375 suspending agents, 600 times of 80% mancozeb wettable powders, 500 times of 65% Zineb wettable powders, 500 times of 65% thioneb wettable powders, 600 times of 70% Wettable propineb powders.Other establishes blank, and every processing 4 times repeats, 3 trees in every sub-district, and totally 72 sub-districts, district's group is arranged at random.Spray medicine control test begins to carry out from their early stage, respectively at June 28, July 28, August 28 spraying medicine altogether 3 times, produce " WL-ASBC " type power driven sprayer with Taiwan and set the even spraying dispenser entirely, with leave dual sides, fruit face even medicine, have medicine to drip slightly dropping down is degree.
Investigation and statistical method:
Investigation drug effect before gathering, 2 strains trees is investigated in every sub-district, every strain tree from east, south, west, north, different azimuth, divide the position, upper, middle and lower, 20 fruits of the minimum at random selective examination in every orientation are write down the onset grade of each fruit, calculate the preventive effect of disease index and medicament with this.Behind each spray medicine behind the 1st day and the medicine some days, each handled influence to fruit and blade to observe medicament.
Sick fruit grade scale:
0 grade: no scab;
1 grade: 1-2 sick scars of every fruit;
3 grades: 3-4 sick scars of every fruit;
5 grades: 5-6 sick scars of every fruit;
7 grades: 7-10 sick scars of every fruit;
9 grades: every fruit sick scar more than 10.
Field test results shows: 60% SYP-3375 mancozeb wettable powder, 50% SYP-3375 water dispersion granules agent of dithane, 60% SYP-3375 Carbatene water dispersible granules, 52% SYP-3375 Wettable propineb powder have than remarkable prevention effect apple anthracnose.1800 times of 60% SYP-3375 mancozeb wettable powders, 2000 times, 900 times of 50% SYP-3375 water dispersion granules agent of dithane, 1100 times, 2000 times of 60% SYP-3375 Carbatene water dispersible granules, 2200 times, 2000 times of 52% SYP-3375 Wettable propineb powders, 2200 times of preventive effects to apple anthracnose are respectively 92.25%, 87.16%, 89.05%, 86.22%, 91.45%, 87.33% and 92.02%, 86.35%, obviously be better than 2000 times of 20% SYP-3375 suspending agents, 600 times of 80% mancozeb wettable powders, 500 times of 65% Zineb wettable powders, 500 times of 65% thioneb wettable powders, 600 times of preventive effects to apple anthracnose of 70% Wettable propineb powder, preventive effect difference reaches utmost point significance level (seeing table 9 for details).
To the security survey of apple tree, to observe in some days behind the 1st day and the medicine behind the spray medicine, each test is handled not to be had the poisoning phenomenon to fruit, blade and takes place.
After result of the test shows that SYP-3375 and mancozeb, zineb, Carbatene, Propineb are mixed, obviously improved control efficiency to apple anthracnose, having reduced dosage and drug cost, to apple development safety, is the desirable medicament of control apple anthracnose.
Biological Examples 3: control cucumber downy mildew field trial
Carried out example of formulations 15(60% SYP-3375 mancozeb wettable powder in 2010 in the Zhongshan City, Guangdong Province), example of formulations 16(50% SYP-3375 Zineb wettable powder), example of formulations 9(60% SYP-3375 Carbatene water dispersible granules), example of formulations 12(70% SYP-3375 Propineb water dispersible granules) control cucumber downy mildew field trial, verified that these several medicaments are to the control efficiency of cucumber downy mildew, effective dose and to the safety of cucumber.Test method is with reference to " pesticide field efficacy medicine test criterion () bactericidal agent for preventing and treating cucumber downy mildew GB/T 17980.26-2000 ".Trial crops is a cucumber, and controlling object is cucumber downy mildew (Pseudoperonospora cubensis).Test is located at harbour, Zhongshan city town, soil pH value 6.5, and fertility is better, the content of organic matter 1.52%, experimental field cultivation condition uniformity.
Test medicine and dosage are: 60% SYP-3375 mancozeb wettable powder 50g/667 ㎡, 40g/667 ㎡, 30g/667 ㎡, 50% SYP-3375 Zineb wettable powder 60g/667 ㎡, 50g/667 ㎡, 40g/667 ㎡, 60% SYP-3375 Carbatene water dispersible granules 60g/667 ㎡, 50g/667 ㎡, 40g/667 ㎡, 70% SYP-3375 Propineb water dispersible granules 60g/667 ㎡, 50g/667 ㎡, 40g/667 ㎡, 20% SYP-3375 suspending agent 25g/667 ㎡, 80% mancozeb wettable powder 150g/667 ㎡, 65% Zineb wettable powder 150g/667 ㎡, 65% thioneb wettable powder 150g/667 ㎡, 70% Wettable propineb powder 150g/667 ㎡.Other establishes blank, and every processing 4 times repeats, every sub-district area 30 ㎡, and totally 72 sub-districts, district's group is arranged at random.Adopt conventional spray-on process, mu dispenser liquid 60 kg.Cucumber is in and comes into bloom during dispenser for the first time, is total to dispenser three times May 23, May 30, June 6.
Investigation and statistical method:
Respectively before each dispenser after (May 23, May 30, June 6) and the last dispenser 14 days (June 20) carry out disease index investigation, investigate altogether 4 times, 5 points are investigated in each sub-district, every some investigation 5 strain cucumber, write down total number of sheets, the sick number of sheets at different levels and sick progression, calculate disease index.
Grade scale is:
0 grade, no scab;
1 grade, lesion area accounts for below 5% of whole leaf area;
3 grades, lesion area accounts for the 6%-10% of whole leaf area;
5 grades, lesion area accounts for the 11%-20% of whole leaf area;
7 grades, lesion area accounts for the 21%-50% of whole leaf area;
9 grades, lesion area accounts for more than 50% of whole leaf area.
Disease index and control efficiency computational methods:
Disease index=Σ (the sick numbers of sheets at different levels * relative level numerical value)/investigate total number of sheets * 9 * 100%
Disease index * 100% after control efficiency (%)=(disease index after disease index after the dispenser of blank district-chemicals treatment district dispenser)/blank district dispenser
Security survey: sprayed behind the medicine the 1st day at every turn and medicine after some days, each handles influence to cucumber to observe medicament.
Field test results shows: 60% SYP-3375 mancozeb wettable powder 50g/667 ㎡, 40g/667 ㎡, 30g/667 ㎡, 50% SYP-3375 Zineb wettable powder 60g/667 ㎡, 50g/667 ㎡, 40g/667 ㎡, 60% SYP-3375 Carbatene water dispersible granules 60g/667 ㎡, 50g/667 ㎡, 40g/667 ㎡, 70% SYP-3375 Propineb water dispersible granules 60g/667 ㎡, 50g/667 ㎡, 40g/667 ㎡, to cucumber downy mildew for the first time behind the medicine 7 days preventive effect be respectively 80.30%, 76.32%, 70.55%, 79.42%, 74.29%, 69.24%, 80.65%, 77.02%, 72.25%, 81.56%, 75.24%, 71.55%, to cucumber downy mildew for the third time behind the medicine 14 days preventive effect be respectively 89.24%, 74.32%, 79.58%, 88.98%, 87.47%, 78.51%, 90.14%, 85.29%, 80.22%, 89.99%, 86.01%, 81.00%.Obviously be better than 20% SYP-3375 suspending agent 25g/667 ㎡, 80% mancozeb wettable powder 150g/667 ㎡, 65% Zineb wettable powder 150g/667 ㎡, 65% thioneb wettable powder 150g/667 ㎡, 70% Wettable propineb powder 150g/667 ㎡ shows good quick-acting and lasting effect to cucumber downy mildew for the first time 7 days and 14 days preventive effect (seeing Table 10) behind the medicine for the third time behind the medicine.
Duration of test is observed, and each chemicals treatment does not produce the poisoning phenomenon to cucumber.
After result of the test shows that SYP-3375 and mancozeb, zineb, Carbatene, Propineb are mixed, obviously improved control efficiency to cucumber downy mildew, having reduced dosage and drug cost, to cucumber growth safety, is the desirable medicament of control cucumber downy mildew.
In sum, composition of the present invention is to adopt two kinds of active component compound schemes, its activity and bactericidal effect are not the simple superposition of each composition activity, compare with existing unitary agent, except that having significant bactericidal effect, and significant synergistic effect arranged, slow down the generation of resistance, the preparation less residue, pollution-free to crop, safety is good, meets the security requirement of pesticidal preparations.
Claims (7)
1. bactericidal composition that contains SYP-3375 and protective fungicide is characterized in that active component is:
A) the first active component SYP-3375;
B) the second active component protective fungicide is selected from a kind of in mancozeb, zineb, Carbatene, the Propineb;
The weight ratio of first active component and second active component is 1:3～1:50.
2. according to the described bactericidal composition that contains SYP-3375 and protective fungicide of claim 1, it is characterized in that: the weight ratio of first active component and second active component is 1:6～1:40.
3. according to the described bactericidal composition that contains SYP-3375 and protective fungicide of claim 2, it is characterized in that: the weight ratio of first active component and second active component is 1:15～1:30.
4. according to one of any described bactericidal composition that contains SYP-3375 and protective fungicide of claim 1 to 3, it is characterized in that: first active component and the second active component content sum are 8%～80% of described composition total weight.
5. according to the described bactericidal composition that contains SYP-3375 and protective fungicide of claim 4, it is characterized in that: first active component and the second active component content sum are 40%～80% of described composition total weight.
6. according to the described bactericidal composition that contains SYP-3375 and protective fungicide of claim 1, it is characterized in that: described composition is water dispersible granules or wetting powder.
7. the purposes of the described bactericidal composition that contains SYP-3375 and protective fungicide of claim 1 in control alternaria leaf spot of apple, ring spot, anthracnose, brown spot, downy mildew, eqpidemic disease.
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Effective date of registration: 20170122 Address after: 136100 Gongzhuling national agricultural science and Technology Park in Jilin province Nan Wei Zi Zhen Jie Dong Patentee after: Jilin Bada Pesticide Co., Ltd. Address before: 9 No. 710404 Shaanxi province Xi'an Zhouzhi County of Jixian City Industrial Park Venture Road Patentee before: Shanggezhilu Biosciences Co., Ltd., Shaanxi |