CN106689162B - A kind of bactericidal composition of second containing pheno mycin and pyraclostrobin - Google Patents
A kind of bactericidal composition of second containing pheno mycin and pyraclostrobin Download PDFInfo
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- CN106689162B CN106689162B CN201710105366.9A CN201710105366A CN106689162B CN 106689162 B CN106689162 B CN 106689162B CN 201710105366 A CN201710105366 A CN 201710105366A CN 106689162 B CN106689162 B CN 106689162B
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- Prior art keywords
- pyraclostrobin
- mycin
- pheno
- composition
- bactericidal composition
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Classifications
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N47/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid
- A01N47/08—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid the carbon atom having one or more single bonds to nitrogen atoms
- A01N47/10—Carbamic acid derivatives, i.e. containing the group —O—CO—N<; Thio analogues thereof
- A01N47/24—Carbamic acid derivatives, i.e. containing the group —O—CO—N<; Thio analogues thereof containing the groups, or; Thio analogues thereof
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
- A01N43/48—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with two nitrogen atoms as the only ring hetero atoms
- A01N43/60—1,4-Diazines; Hydrogenated 1,4-diazines
Abstract
The invention discloses a kind of bactericidal composition of second containing pheno mycin and pyraclostrobin, the weight ratio of active constituent is 1 in the bactericidal composition:30‑1:10, preferably 1:20‑1:1, active constituent shows preferable synergistic effect within the scope of aforementioned proportion to the prevention of powdery mildew of cucumber in the bactericidal composition, is worth promoting and applying in production.
Description
Technical field
The invention belongs to composition pesticide fields, and in particular to be a kind of killing comprising pheno second mycin and pyraclostrobin
Bacteria composition.
Background technology
It is the most effective means for preventing fungal diseases of plants using chemical agent.But it applies to long-term continuous high dose
Single chemical bactericide be easy to cause the problems such as residual of medicament, environmental pollution and drug-resistant fungi develop.Reasonably
Chemical bactericide combination or mixture, which has, expands fungicidal spectrum, improves control effect, extends the optimum period for applying fertilizer, reduce dosage, reduce
Positive feature, the bactericide compounded or mixtures such as poisoning, reduction residual, the generation for delaying drug resistance of fungi and development are
One of the most effective methods to solve the above problems.Develop new product fungicide price is constantly soaring, and in contrast, exploitation with
Research efficiently, low toxicity, the compounding of low-residual and mixture have that small investment, the lead time is short and is paid attention to both at home and abroad, add one after another
Dynamics is developed in great development.
Pheno second mycin, chemical name are N, N- diethyl azophenlyene -1- formamides, are that one kind is passed through by rape pseudomonad
Ferment the biological bactericide being prepared.CN201310309701.9 discloses the preparation method of pheno second mycin, and discloses institute
State biological bactericide to the various vegetables such as damping off of colza, cucumber downy mildew and powdery mildew and cereal crops disease fungus have compared with
Strong inhibiting effect.
Pyraclostrobin is the fungicide of BASF AG's latest model methoxy acrylic.Sterling is white to shallow rice
Color tasteless crystalline solid.The mechanism of action is mitochondrial respiratory inhibitor.Prevent mitochondria from generating and providing cell eubolism institute
Energy is needed, cell death is eventually led to.It can control most of diseases such as Ascomycetes, Basidiomycetes, deuteromycetes, Oomycete
Evil.There is very strong inhibiting effect to the growth of spore germination and leaf intramatrical mycelium, there is protection and therapeutic activity.With permeability
And local systemic activity, the lasting period is long, resistance of rainwater washing against.It is widely used in preventing wheat, rice, peanut, grape, vegetables, horse
Disease on bell potato, banana, lemon, coffee, fruit tree, walnut, tea tree, tobacco and ornamental plant, lawn and other field crops.
Not only toxicity is low for the compound, to non-target organism safety, and also it is friendly to user and environment safety, by U.S. EPA
It is classified as " Candidate Agents for reducing risk ".In addition, pyraclostrobin can generate crop positive physiological regulatory action, it can press down
The generation of ethylene processed can help crop to have longer time deposit bio-energy to ensure maturity in this way；Work can be significantly improved
The activity of the nitrification reductase of object, it is meant that the use that nitrogenous fertilizer in soil can be reduced, to be further reduced to underground water
It influences；When crop is by viral attack, it can accelerate to resist the formation of albumen --- with crop itself salicylic acid synthetic pair
The synthesis of degeneration-resistant albumen is identical.Pyraclostrobin is that improved efficient mitochondrial respiratory inhibits on the basis of kresoxim-methyl
Agent is the o-methyl-phenyl being substituted with N- rubigan pyrazolyls in kresoxim-methyl molecular structure, and the another methoxyl group developed
Esters of acrylic acid wide-spectrum bactericide, its active higher, is at present with 3 times of series bactericidal agent.Powdery mildew is prevented at present at home
Effect is declined.
Present inventor carries out screening by the formula to pheno second mycin and pyraclostrobin and furthers investigate, and sends out
Now will there is apparent synergy to various plants disease fungus in a certain range after pheno second mycin and pyraclostrobin compounding
Effect, completes the present invention after further research.Currently, there is no the phase compounded about pheno second mycin and pyraclostrobin
Close report.
Invention content
The purpose of the present invention is to provide a kind of synergy fungicide for being suitble to agriculturally use, help to reduce Pesticide use
The generation for measuring, delaying pathogen drug resistance meets the demand of " pesticide zero growth rate ".
In order to solve the above technical problems, the present invention adopts the following technical scheme that：A kind of Synergistic bactericidal composition, feature exist
In active constituent includes pheno second mycin and pyraclostrobin, wherein the weight ratio of pheno second mycin and pyraclostrobin is 1:30-
10:1。
Further, the weight ratio of the pheno second mycin and pyraclostrobin is preferably 1:20-1:1.
Further, the weight percentage of active constituent is 1-90%, preferably 10-50% in the bactericidal composition.
Further, the bactericidal composition can be processed into agricultural by preparation method conventional in Pesticide formulation
The arbitrary dosage form of upper permission, such as can be that wettable powder, water dispersible granules, aqueous emulsion, microemulsion, suspending agent, micro-capsule are outstanding
Floating agent.
Further, composition of the invention can be provided each substance in i.e. composition in the form of finished product preparation and mixed
It closes, can also be provided with unit dose form, directly be mixed, be then diluted to required dense in proportion in bucket or tank using preceding
Degree.
Further, composition of the invention can also be added other agricultural active ingredients, for example, fungicide, insecticide,
The agricultural actives ingredient such as herbicide, fertilizer.
The bactericidal composition of the present invention is suitable for preventing and kill off a variety of diseases such as powdery mildew of cucumber, tomato powdery mildew, powdery mildew of strawberry
Evil.
Compared with prior art, composition pesticide of the invention has the beneficial effect that：
（1）After the composition compounding of the present invention, have obvious synergistic function in a certain range, preventive effect and list
A active constituent is compared and is significantly improved；
（2）The active constituent mechanism of action is different in the composition of the present invention, while effectively prevention crop disease,
The generation that can delay pathogen drug resistance is conducive to the service life for delaying pesticide activity component；
（3）The composition preparation process of the present invention is simple, is suitble to promote and apply in actual production.
Specific implementation mode
In order to make the purpose , technical scheme and advantage of the present invention be clearer, present invention following specific examples
It illustrates, but the present invention is limited to absolutely not these examples.It is as described below to be only the preferred embodiment of the present invention, it is used only for explaining
The present invention, but cannot be therefore understands that for the limitation to the scope of the claims of the present invention.It should be pointed out that it is all the present invention spirit and
Any modification, equivalent replacement or improvement etc., should all be included in the protection scope of the present invention made by within principle, therefore,
The protection domain of patent of the present invention should be determined by the appended claims.
One, example of formulations
1, embodiment 1:21% pheno second mycin pyraclostrobin wettable powder（1:20）
Pheno second mycin 1%
Pyraclostrobin 20%
Sodium lignin sulfonate 4%
Neopelex 3%
White carbon 5%
Diatomite surplus
The preparation method of the wettable powder is：By above-mentioned formula by pheno second mycin and pyraclostrobin and dispersion
Agent, wetting agent and filler mixing, uniform stirring, is uniformly mixed after air-flow crushing in a stirring kettle, you can institute of the present invention is made
The wettable powder of second containing the pheno mycin and pyraclostrobin stated.
2, embodiment 2:22% pheno second mycin pyraclostrobin suspending agent（1:10）
Pheno second mycin 2%
Pyraclostrobin 20%
Alkyl phenol polyoxyethylene ether 4%
Polyoxyethylene ether phosphate 4%
Aluminium-magnesium silicate 0.3%
Organic silicone 0.2%
Sodium benzoate 0.2%
Ethylene glycol 1%
Deionized water surplus
The preparation method of the suspending agent is：By above-mentioned formula by water and wetting agent, dispersant, thickener, antifreeze, anti-
Rotten agent and antifoaming agent mixing, are uniformly mixed through high speed shear, pheno second mycin and pyraclostrobin are added, and continue to shear mixing,
Then it is added in horizontal sand mill and grinds, make preparation grain size all in 5 um hereinafter, being made of the present invention mould containing pheno second
The suspending agent of element and pyraclostrobin.
3, embodiment 3:16% pheno second mycin pyraclostrobin suspending agent（1：15）
Pheno second mycin 1%
Pyraclostrobin 15%
Sodium methylene bis-naphthalene sulfonate 2%
Polycarboxylate 3%
Aluminium-magnesium silicate 0.8%
Xanthans 0.2%
Sodium benzoate 0.3%
Organic silicone 0.2%
Deionized water surplus
The preparation method of the suspending agent is：By above-mentioned formula by water and wetting agent, dispersant, thickener, antifreeze, anti-
Rotten agent and antifoaming agent mixing, are uniformly mixed through high speed shear, pheno second mycin and pyraclostrobin are added, and continue to shear mixing,
Then it is added in horizontal sand mill and grinds, make preparation grain size all in 5 um hereinafter, being made of the present invention mould containing pheno second
The suspending agent of element and pyraclostrobin.
4, embodiment 4:16% pheno second mycin pyraclostrobin aqueous emulsion（1：1）
Pheno second mycin 8%
Pyraclostrobin 8%
Phenethyl phenol polyethenoxy ether phosphate 2%
Nonylphenol polyoxyethylene ether 2%
Propylene glycol 3%
Isobutanol 10%
Deionized water surplus
The preparation method of the aqueous emulsion is：Pesticide activity component and insecticides adjuvant are mixed well by above-mentioned formula, profit
It is stirred evenly with high speed homogenizer, the aqueous emulsion of the present invention containing pheno second mycin and pyraclostrobin is made.
Two, Toxicity Determination
Test method：Experiment refers to People's Republic of China (PRC) professional standard NY/T 1156.11-2008《Pesticide indoor biological
Measure the 11st part of test rule fungicide：It prevents cucurbits powdery mildew and tests pot-culture method》, measured using pot-culture method.
Susceptible cucumber variety is sowed, it is spare that potting grows to 2 leaf periods.Pheno second mycin and pyraclostrobin are used respectively
0.1% Tween-80 aqueous surfactant solution dissolves, and it is spare to prepare different concentration gradient test process.Often handle 3 basins, 4
10 mL liquids are uniformly sprayed on blade face to whole wettings, wait for that liquid naturally dry is spare by secondary repetition.And set containing only solvent and
Surfactant and without containing effect ingredient processing make blank control.24 h after chemicals treatment, spray inoculation cucumber powdery mildew's pathogen
Spore suspension.The process for preparation of spore suspension is as follows：It takes and covers with Powdery Mildew blade, with a small amount of Tween-80 surface of refueling
The sterile water of activating agent washes down spore, double gauze filtering, and 1 × 10 is modulated into after microscopy5The suspension of a/mL.After inoculation
It is placed in thermostatic chamber, is cultivated 7 days under the conditions of 24 DEG C of temperature.When blank control disease liquid rate reaches 80% or more, classification investigation is each
Incidence is handled, the disease index and control effect of each processing are calculated.
Control effect is converted into probit value（y）, liquor strength（ug/mL）It is converted into logarithm（x）, by minimum in terms of multiplication
Concentration EC in calculating virulence equation and inhibiting50, the toxicity index and co-toxicity coefficient of medicament are calculated according to Sun Yunpei's Method（CTC）.Experiment knot
Fruit is shown in Table 1.
The Toxicity Determination result shows pheno second mycin and pyraclostrobin 1:30-10:It is white to cucumber in the range of 1
The co-toxicity coefficient of powder disease prevention shows synergistic function 120 or more.Wherein, when the two compound proportion is 1:20-1:
When 1, co-toxicity coefficient CTC is above 150, and synergistic function becomes apparent from.
Three, field control effectiveness test
In order to further verify the practical application effect of the present invention, prevention cucumber is carried out using the medicament of the embodiment of the present invention
Powdery mildew field control effectiveness test.
Reagent agent：（1）21% pheno second mycin pyraclostrobin wettable powder（1:20）；（2）22% pheno second mycin
Pyraclostrobin suspending agent（1:10）；（3）16% pheno second mycin pyraclostrobin suspending agent（1：15）；（4）16% pheno second is mould
Plain pyraclostrobin aqueous emulsion（1：1）；（5）Comparative example 1:1% pheno second mycin suspending agent；（6）Comparative example 2:25% pyrazoles ether bacterium
Ester suspending agent.
It 5 days after medicine, investigates within 10 days disease indexs and calculates preventive effect, test result is shown in Table 2.
Field control effectiveness test result show the composite preparation of 1-4 of the embodiment of the present invention to powdery mildew of cucumber show compared with
Good preventive effect, hence it is evident that be better than single active constituent.In addition, during experiment, the bactericidal composition to the blade of cucumber, flower,
Penta any poisoning of fruit, is also not observed to what harmful effect other biologies have.Therefore, composition safety of the invention
It is higher, it is worth promoting and applying in production.
Claims (7)
1. a kind of composition pesticide, which is characterized in that active constituent includes pheno second mycin and pyraclostrobin, wherein pheno second is mould
The weight ratio of element and pyraclostrobin is 1:30-10:1.
2. composition pesticide according to claim 1, which is characterized in that the weight of the pheno second mycin and pyraclostrobin
Than being preferably 1:20-1:1.
3. composition pesticide according to claim 2, which is characterized in that the weight of the pheno second mycin and pyraclostrobin
Than being preferably 1:15.
4. according to the composition pesticide described in any one of claim 1-3 claims, which is characterized in that the composition is auxiliary
It is processed into any one dosage form with the auxiliary element in Pesticide formulation.
5. composition pesticide according to claim 4, which is characterized in that the dosage form is wettable powder, water-dispersible grain
It is any in agent, aqueous emulsion, microemulsion, suspending agent, microcapsule suspending agent.
6. the composition pesticide according to any one of claim 1-5 claims is used to prevent the use of corps diseases
On the way.
7. purposes according to claim 7, which is characterized in that the corps diseases are powdery mildew.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710105366.9A CN106689162B (en) | 2017-02-26 | 2017-02-26 | A kind of bactericidal composition of second containing pheno mycin and pyraclostrobin |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710105366.9A CN106689162B (en) | 2017-02-26 | 2017-02-26 | A kind of bactericidal composition of second containing pheno mycin and pyraclostrobin |
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| CN106689162A CN106689162A (en) | 2017-05-24 |
| CN106689162B true CN106689162B (en) | 2018-08-03 |
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Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103109830A (en) * | 2013-01-27 | 2013-05-22 | 成都科利隆生化有限公司 | Pesticide composition of pyraclostrobin and azoxystrobin |
| CN103329907B (en) * | 2013-07-22 | 2016-01-20 | 上海农乐生物制品股份有限公司 | A kind of preparation method of fen second mycin biological bactericide |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20180613 Address after: 224555 Jiangsu Yancheng City Binhai Economic Development Zone coastal industrial park Kai Tai Road Applicant after: JIANGSU TUOQIU AGRICULTURE CHEMICAL CO., LTD. Address before: 528000 Guangdong Fenjiang Foshan Road 6 Chancheng 2 2 1613 room two Applicant before: Foshan Ruisheng Technology Co. Ltd. |
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| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Liao Dazhang Inventor after: Liao Daquan Inventor after: Sun Bowen Inventor after: Wang Jinying Inventor after: Wang Jinsheng Inventor after: Wang Tao Inventor before: Wang Jinying Inventor before: Wang Jinsheng Inventor before: Wang Tao |