CN106889077B - Bactericidal composition containing pheno second mycin and prothioconazoles and its application - Google Patents
Bactericidal composition containing pheno second mycin and prothioconazoles and its application Download PDFInfo
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- CN106889077B CN106889077B CN201710309403.8A CN201710309403A CN106889077B CN 106889077 B CN106889077 B CN 106889077B CN 201710309403 A CN201710309403 A CN 201710309403A CN 106889077 B CN106889077 B CN 106889077B
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- Prior art keywords
- bactericidal composition
- mycin
- prothioconazoles
- pheno
- disease
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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
- A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
- A01N43/64—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with three nitrogen atoms as the only ring hetero atoms
- A01N43/647—Triazoles; Hydrogenated triazoles
- A01N43/653—1,2,4-Triazoles; Hydrogenated 1,2,4-triazoles
-
- 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
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- Life Sciences & Earth Sciences (AREA)
- Agronomy & Crop Science (AREA)
- Pest Control & Pesticides (AREA)
- Plant Pathology (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Dentistry (AREA)
- General Health & Medical Sciences (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Environmental Sciences (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The invention discloses a kind of bactericidal composition containing prothioconazoles and pheno second mycin and its purposes for preventing corps diseases, the crops include but not limited to cereal crop, melon and fruit class, vegetables, and the disease includes but not limited to ring spot, false smut, powdery mildew, downy mildew, epidemic disease.The weight ratio of prothioconazoles and pheno second mycin is 1 in the bactericidal composition of the present invention:10‑40：1, within the scope of aforementioned proportion, bactericidal composition of the invention shows apparent synergistic function to the prevention of various crop disease.The composition pesticide remarkable in economical benefits of the present invention has large scale application foreground.
Description
Technical field
The invention belongs to technical field of pesticide combination, and in particular to be a kind of killing containing pheno second mycin and prothioconazoles
Bacteria composition and its purposes for preventing controlling fungal diseases of crop.
Background technology
Rice sheath blight disease is also known as moire disease, and popular name spends sufficient stalk, rotten foot pest, features spot.It is to be fallen ill by Rhizoctonia solani Kuhn infection,
Mostly occur under high temperature, super-humid conditions.Banded sclerotial blight causes harm seriously in South Rice Region of China, be Major Diseases in current Rice Production it
One.The disease prevents rice from earing, or the not plump paddy of heading is more, and grain declines again.It is prevention plant mycosis using chemical agent
Harmful the most effective means, but long-term continuous high dose apply single chemical bactericide, be easy to cause medicament residual,
The problems such as environmental pollution and drug-resistant fungi develop.Rational chemical bactericide combination or mixture, which has, expands fungicidal spectrum,
Control effect is improved, extends the optimum period for applying fertilizer, reduces dosage, reduce poisoning, reduce residual, delay drug resistance of fungi
Generation with development etc. positive feature, bactericide compounded or mixture be one of the most effective methods to solve the above problems.It opens
Hair new product fungicide price is constantly soaring, and in contrast, it develops and studies efficient, low toxicity, the compounding of low-residual and mixture product
Kind with small investment, the lead time is short and is paid attention to both at home and abroad, domestic and international researcher increase one after another develops novel agrochemical
The development dynamics of composition.
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
Biological bactericide is stated to the various vegetables such as damping off of colza, rice sheath blight disease, cucumber downy mildew and powdery mildew and cereal crops disease
Fungal pathogens have stronger inhibiting effect.
Prothioconazoles are the New-type wide-spectrum triazolinthione series bactericidal agents developed by Bayer Cropscience Co., Ltd, effect
Mechanism is to inhibit precursor-lanosterol of sterol in fungi, i.e. methylation inhibitor.Prothioconazoles not only have good interior suction
Activity, and there is excellent protection, treat and root out activity, and the lasting period is long.A large amount of field control effectiveness test result shows
Almost the disease all to wheat all has good control effect to prothioconazoles, especially has spy to banded sclerotial blight and spot blight
Different activity not only has good safety to crop, but also control effect is good, and increases production obviously, and the lasting period is long, still
Long-term along with prothioconazoles, large dosage use, pathogenic bacteria generate it very strong drug resistance, directly result in drug effect drop
Low and the lasting period shortening.
During Pesticide use, under lasting medicament selection pressure, the trend risen year by year is presented in the resistance of pathogen,
Lead to the big heavy discount of the control effect of single active constituent.And releasing noval chemical compound has the characteristics that invest big, period length, because
This, carrying out composition pesticide exploitation pesticide new variety becomes the hot spot of research.Currently, it is not yet found that about pheno second mycin and third
The relevant report that sulphur bacterium azoles is compounded.
Invention content
The purpose of the present invention is to provide a kind of bactericidal composition, the bactericidal composition is applied widely, at low cost, anti-
It is good to control effect.
Another object of the present invention is to provide the purposes that the bactericidal composition is used to prevent corps diseases, the agricultures
Crop includes but not limited to cereal crop, melon and fruit class, vegetables, and the disease includes but not limited to ring spot, false smut, white powder
Disease, downy mildew, epidemic disease.
The technical scheme is that realized by following measures：
A kind of bactericidal composition, its active constituent include prothioconazoles and pheno second mycin, wherein prothioconazoles and pheno second
The weight ratio of mycin is 1:10-40：1.
Further, the weight ratio of prothioconazoles and pheno second mycin is 1 in the bactericidal composition:1-15：1.
Further, the weight percentage of composition shared by prothioconazoles and pheno second mycin is in the bactericidal composition
2-80%, preferably 15-60%, remaining is the conventional auxiliary element in Pesticide formulation.
Further, the conventional auxiliary element includes but not limited to that dispersant, wetting agent, stabilizer, disappears at emulsifier
One or more in infusion, antifreezing agent, thickener, disintegrant, preservative, binder, filler, solvent have no especially
It limits.
Further, bactericidal composition of the invention can be with itself or according to respective physically and/or chemically property
Matter uses in the form of its preparation or by the use form of said preparation, for example, the bactericidal composition passes through Pesticide formulation
In conventional method be prepared into any type type of dosage form, including but not limited to missible oil, wettable powder, water dispersible granules, outstanding
Floating agent, microemulsion, aqueous emulsion, granule, seed treatment suspending agent.
Further, bactericidal composition of the invention is straight by conventional treatment method to the processing of plant or plant parts
It taps into row or is carried out by acting on its environment, habitat or storage space, the conventional treatment method such as dipping is sprayed, more
Mist is irrigated, is broadcasted sowing, trickle irrigation etc..
Further, the form that bactericidal composition of the invention can also be mixed with other known active constituent uses, described
Other active constituents include but not limited to the fungicide of other types, Insecticides (tech) ＆ Herbicides (tech), nematicide, plant growth regulating
Agent, synergist, fertilizer etc..
Compared with prior art, bactericidal composition of the invention has the beneficial effect that：
（1）Prothioconazoles and pheno second mycin compound in a certain range in the bactericidal composition, and bactericidal activity is more than
Directly mutually compounding can show apparent synergistic work for the simple adduction of both activities, i.e. bactericidal composition of the invention
With, it is possible to reduce Pesticide use amount.
（2）The mechanism of action of prothioconazoles and pheno second mycin is different in the bactericidal composition, and the two is used in conjunction with
It can delay the generation of germ bacterium resistance with increasing action site, be conducive to extend the service life of pesticide activity component, reduce agriculture
Medicine use cost.
（3）The bactericidal composition lasting effect and quick-acting are obviously due to single dose ingredient, it is possible to reduce Pesticide use amount,
Times for spraying is reduced, ingredient is saved and is conducive to environmental-friendly.
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.
One, Toxicity Determination
1, target is tested：Rice sheath blight disease
2, test method：Prothioconazoles and pheno second mycin and the two complex composition are measured using mycelial growth rate method
Influence to the growth of Rhizoctonia solani Kuhn mycelia, sets the PDA plate containing medicament of various concentration gradient, and setting is without medicament
Control after the bacteria cake accomplished fluently aseptically is inverted in each processing PDA plate center, will in triplicate per concentration be put down
Plate is placed in 25 DEG C, is cultivated under 90% damp condition, tune when compareing mycelia growth diameter and reaching culture dish diameter 50% or so
It looks into as a result, calculating the EC of each chemicals treatment according to Sun Yunpei's Method and by DPS Software of Data Statistics50Poison is altogether for value and compounding
Number.
Synergy evaluation criterion：Co-toxicity coefficient（CTC）≤ 80 be antagonism, is summation action, CTC when 80 ＜ CTC ＜ 120
>=120 be synergistic effect.Test result is as shown in table 1：
Table 1 is as can be seen that the prevention of rice sheath blight disease 1 after prothioconazoles and pheno second mycin compounding:10-40:When 1,
Co-toxicity coefficient shows that the two compounding can reach certain synergistic function within the scope of aforementioned proportion 120 or more.But
Both a compound proportion is 1:1-15:When 1,190 or more, synergistic function is opposite to be become apparent from co-toxicity coefficient.
Two, example of formulations
1, embodiment 1:22% prothioconazoles pheno second mycin suspending agent（10:1）
Prothioconazoles 20%
Pheno second mycin 2%
Alkylbenzene sulfonate 3%
Polyoxyethylene ether phosphate 2%
C10Fatty alcohol 1.5%
Sodium benzoate 0.5%
Xanthans 2%
Deionized water surplus
2, embodiment 2:19% prothioconazoles pheno second mycin suspending agent（16:3）
Prothioconazoles 16%
Pheno second mycin 3%
Dibutyl naphthalenesulfonic acid salt 3%
Dispersant MF -5 3%
C10Fatty alcohol 1.5%
Sodium benzoate 0.5%
Aluminium-magnesium silicate 2%
Deionized water surplus
3, embodiment 3:31.5% prothioconazoles pheno second mycin water dispersible granules（20:1）
Prothioconazoles 30%
Pheno second mycin 1.5%
Nonylphenol polyoxyethylene ether 2.5%
Alkyl sulfo succinate 3%
Urea 2.5%
Polyvinylpyrrolidone 1%
Kaolin surplus
Three, field control effectiveness test
1, subjects：Rice sheath blight disease
2, reagent agent：The pesticidal preparations of embodiment 1-3,40% prothioconazoles suspending agent, 1% pheno second mycin suspending agent.
3, test method：Experimental field it is arranged in Changsha rice terrace, each cell selects the rice terrace after transplanting 1 month
66.7m2, it is repeated 4 times；7 days after medicine, 14 days investigation preventive effects, the method for investigating drug effect is：It is taken for 5 points per cell diagonal line
Sample, every is investigated 3 plants, is recorded total strain number and each strain disease series, is checked the occurrence degree of rice sheath blight disease.Test result such as table 2
It is shown：
As can be seen from Table 2, the pesticidal preparations of example of formulations 1-3 are good to the control effect of rice sheath blight disease, lasting effect
7 days control effects are 80% or more after being embodied in medicine, hence it is evident that are better than the control effect of control single dose.And compared with single dose, this hair
The bright composition pesticide lasting period is longer, and 14 days after medicine, control effect is 85% or more.Show the composition pesticide of the present invention
There can be large scale application foreground with effectively preventing rice sheath blight disease, remarkable in economical benefits.
The preferred embodiment of the present invention has been described above in detail, still, during present invention is not limited to the embodiments described above
Detail, it is all within the scope of the technical concept of the present invention, those skilled in the art can to technical scheme of the present invention into
The a variety of equivalents of row, these equivalents belong to the scope of protection of the present invention.
Claims (5)
1. a kind of bactericidal composition, which is characterized in that its active constituent includes prothioconazoles and pheno second mycin, wherein rosickyite
The weight ratio of bacterium azoles and pheno second mycin is 1:10-40：1.
2. bactericidal composition according to claim 1, which is characterized in that prothioconazoles and pheno second in the bactericidal composition
The weight ratio of mycin is 1:1-15：1.
3. bactericidal composition according to claim 1 or 2, which is characterized in that in the bactericidal composition prothioconazoles and
The weight percentage of composition shared by pheno second mycin is 2-80%.
4. bactericidal composition according to claim 1 or 2, which is characterized in that the dosage form of the bactericidal composition be missible oil,
It is any in wettable powder, water dispersible granules, suspending agent, microemulsion, aqueous emulsion, granule, seed treatment suspending agent.
5. the bactericidal composition according to any one of claim 1-4 claims is used to prevent the use of corps diseases
On the way.
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| CN201710309403.8A CN106889077B (en) | 2017-05-04 | 2017-05-04 | Bactericidal composition containing pheno second mycin and prothioconazoles and its application |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710309403.8A CN106889077B (en) | 2017-05-04 | 2017-05-04 | Bactericidal composition containing pheno second mycin and prothioconazoles and its application |
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| Publication Number | Publication Date |
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| CN106889077A CN106889077A (en) | 2017-06-27 |
| CN106889077B true CN106889077B (en) | 2018-08-17 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103329907A (en) * | 2013-07-22 | 2013-10-02 | 上海农乐生物制品股份有限公司 | Preparation method for fenethazine mycin biochemical germicide |
| CN103563910A (en) * | 2013-10-23 | 2014-02-12 | 江苏丰登农药有限公司 | Bactericidal composition containing prothioconazole and validamycin and application thereof |
| CN104012555A (en) * | 2014-06-25 | 2014-09-03 | 深圳诺普信农化股份有限公司 | Agricultural sterilization composition |
| CN104222138A (en) * | 2014-09-30 | 2014-12-24 | 四川利尔作物科学有限公司 | Bactericidal composition and application thereof |
-
2017
- 2017-05-04 CN CN201710309403.8A patent/CN106889077B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103329907A (en) * | 2013-07-22 | 2013-10-02 | 上海农乐生物制品股份有限公司 | Preparation method for fenethazine mycin biochemical germicide |
| CN103563910A (en) * | 2013-10-23 | 2014-02-12 | 江苏丰登农药有限公司 | Bactericidal composition containing prothioconazole and validamycin and application thereof |
| CN104012555A (en) * | 2014-06-25 | 2014-09-03 | 深圳诺普信农化股份有限公司 | Agricultural sterilization composition |
| CN104222138A (en) * | 2014-09-30 | 2014-12-24 | 四川利尔作物科学有限公司 | Bactericidal composition and application thereof |
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| CN106889077A (en) | 2017-06-27 |
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Effective date of registration: 20190920 Address after: Room 208 and 209, Building C, High-tech Venture Service Center, Tongling City, Anhui Province Patentee after: Tongling Emco New Material Technology Co., Ltd. Address before: 528000, room 1613, 2, 6 South Fenjiang Road, Chancheng District, Guangdong, Foshan, two Patentee before: Foshan Ruisheng Technology Co. Ltd. |
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Effective date of registration: 20220126 Address after: 253211 Houtun village, suliuzhuang Town, Xiajin County, Dezhou City, Shandong Province Patentee after: SHANDONG ZHONGXIN KENONG BIOLOGICAL TECHNOLOGY Co.,Ltd. Address before: Room 208 and 209, building C, Tongling high tech entrepreneurship service center, Anhui 244000 Patentee before: TONGLING AMCO NEW MATERIAL TECHNOLOGY Co.,Ltd. |
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