CN106472503A - A kind of composite bactericide and preparation method - Google Patents
A kind of composite bactericide and preparation method Download PDFInfo
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- CN106472503A CN106472503A CN201610807377.7A CN201610807377A CN106472503A CN 106472503 A CN106472503 A CN 106472503A CN 201610807377 A CN201610807377 A CN 201610807377A CN 106472503 A CN106472503 A CN 106472503A
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- Prior art keywords
- dimethachlon
- composite bactericide
- hydroximic acid
- sodium sulfonate
- salicyl hydroximic
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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
- A01N37/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids
- A01N37/36—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids containing at least one carboxylic group or a thio analogue, or a derivative thereof, and a singly bound oxygen or sulfur atom attached to the same carbon skeleton, this oxygen or sulfur atom not being a member of a carboxylic group or of a thio analogue, or of a derivative thereof, e.g. hydroxy-carboxylic acids
- A01N37/38—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids containing at least one carboxylic group or a thio analogue, or a derivative thereof, and a singly bound oxygen or sulfur atom attached to the same carbon skeleton, this oxygen or sulfur atom not being a member of a carboxylic group or of a thio analogue, or of a derivative thereof, e.g. hydroxy-carboxylic acids having at least one oxygen or sulfur atom attached to an aromatic ring system
- A01N37/40—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids containing at least one carboxylic group or a thio analogue, or a derivative thereof, and a singly bound oxygen or sulfur atom attached to the same carbon skeleton, this oxygen or sulfur atom not being a member of a carboxylic group or of a thio analogue, or of a derivative thereof, e.g. hydroxy-carboxylic acids having at least one oxygen or sulfur atom attached to an aromatic ring system having at least one carboxylic group or a thio analogue, or a derivative thereof, and one oxygen or sulfur atom attached to the same aromatic ring system
-
- 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
- A01N37/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids
- A01N37/18—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids containing the group —CO—N<, e.g. carboxylic acid amides or imides; Thio analogues thereof
- A01N37/32—Cyclic imides of polybasic carboxylic acids or thio analogues thereof
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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 composite bactericide and preparation method, a kind of composite bactericide is made up of a certain proportion of dimethachlon active compound, Salicyl Hydroximic Acid, dodecylbenzene sodium sulfonate, sodium lignin sulfonate, kieselguhr or bentonite, its step:1）By prepared dosage form demand, calculate consumption, weigh active compound, Salicyl Hydroximic Acid, dodecylbenzene sodium sulfonate, water quality element sodium sulfonate and kieselguhr in container, mix, pulverize in pulverizer；2）The sample of pulverizing is mixed, is crushed to certain fineness through air-flow powder machine（95% passes through 320 mesh sieves）, it is uniformly mixed so as to obtain dimethachlon wettable powder.Formula is rationally, easy to use, has obvious potentiation on preventing and treating sclerotinia rot of colza to dimethachlon, it is remarkably improved the prevention effect of dimethachlon, to crop safety, no poisoning, the consumption of dimethachlon can be reduced, reduce cost accounting, and be expected to delay the drug-fast generation to dimethachlon.
Description
Technical field
The invention belongs to disinfectant use in agriculture, it is more particularly to a kind of composite bactericide, also relate to a kind of compound sterilizing
The preparation method of agent, it is applied to the preventing and treating of sclerotinia rot of colza.
Background technology
Sclerotinia rot of colza (oilseed rape Sclerotinia stem rot) is by sclerotinite [Sclerotinia
Sclerotiorum (Lib.) de Bary] a kind of worldwide fungal disease that causes, this pathogen main harm rape leaf,
Stalk and pod, all have generation in Winter-Spring rape cultivation area of China, wherein serious with the Yangtze river basin and southwestern coastal area,
General time sickness rate is 10%-30%, and popular time, serious field sickness rate can exceed 80%, leads to the direct underproduction 73%,
Have a strong impact on the yield and quality of Brassica campestris L.
Dimethachlon (Dimethachlone) is dicarboximide fungicide.Dimethachlon is protective fungicide, has certain
Interior suction therapeutical effect.It is mainly used in preventing and treating rice sheath blight disease and sclerotinia rot of colza, Alternaria alternate.
Salicyl Hydroximic Acid (Salicylhydroxami acid) is a kind of medicine intermediate, as chemical analyses precipitant,
Analysis bismuth, the reagent of copper, nickel and copper.Salicyl Hydroximic Acid can form stable chelate with metals such as stannum, tungsten, rare earth, copper, ferrum,
And form unstable chelate with alkaline-earth metal and alkali metal, so, Salicyl Hydroximic Acid has preferable selectivity.Bigcatkin willow hydroxyl
Oxime acid can suppress bypass oxidase in plant pathogenic fungi body, for indoor measurement methoxy acrylic
(Strobilurin) virulence to pathogen for the antibacterial.Salicyl Hydroximic Acid toxicity is low, safer to environment.
Content of the invention
The purpose of the present invention is to there are provided a kind of composite bactericide, and formula is rationally, easy to use, in preventing and treating Sclerotina Sclerotiorum in Winter Rape
To dimethachlon, there is obvious potentiation in core disease, be remarkably improved the prevention effect of dimethachlon, the use of dimethachlon can be reduced
Amount, reduces cost accounting, and is expected to delay the drug-fast generation to dimethachlon.
In order to realize above-mentioned purpose, the present invention adopts following technical measures：
A kind of composite bactericide, it is made up of the mass fraction of following raw material：
In above-mentioned composite bactericide, the weight of dimethachlon and Salicyl Hydroximic Acid is than for 15:1-1:4.
A kind of composite bactericide, it makes (preferred scope) by the mass fraction of following raw material：
A kind of composite bactericide, it makes (preferable scope) by the mass fraction of following raw material：
A kind of composite bactericide, it makes (best scope) by the mass fraction of following raw material：
A kind of composite bactericide, it makes (optimum) by the mass fraction of following raw material：
A kind of preparation method of composite bactericide, reference《Pesticide formulation is tested》(Wu Xuemin Xu Yan edits, chemical work
Industry publishing house, 2009), its step is:
1) press prepared dosage form demand, calculate consumption, weigh active compound, Salicyl Hydroximic Acid, dodecylbenzene sodium sulfonate, water
Quality sodium sulfonate and kieselguhr, in container, mix, preliminary crushing in pulverizer；
2) sample of preliminary crushing is mixed, is crushed to certain fineness (95% passes through 320 mesh sieves) through air-flow powder machine, mixes
Obtain dimethachlon wettable powder.
The present invention compared with prior art, has advantages below and effect：
There is potentiation, to crop safety, no poisoning, low toxicity.Can be used for preventing and treating sclerotinia rot of colza, with dimethachlon for killing
Bacterium active ingredient, with Salicyl Hydroximic Acid for main auxiliary agent；Two kinds of compositions compound, and have significant synergies, and the two is 15：1
To 1：In 4 ratio ranges, the poison factor is 26-53 (the poison factor 20 is potentiation altogether) altogether.Wettable with the dimethachlon in current city
Property powder is compared, and is remarkably improved the prevention effect to sclerotinia rot of colza for the dimethachlon, and reduces the using dosage of dimethachlon.With not
Plus the dimethachlon single dose of Salicyl Hydroximic Acid compares, in the case of dimethachlon same concentrations, the preventive effect of sclerotinia rot of colza can be improved
34%.Processed complex preparation is in the case of prevention effect is undiminished, it is possible to reduce the consumption of dimethachlon 50%.
Specific embodiment
Embodiment 1：
A kind of composite bactericide (40% dimethachlon (15：1) wettable powder), it is by the mass fraction system of following raw material
Become：
A kind of preparation method of composite bactericide, its step is:
1) press prepared dosage form demand, calculate consumption, weigh active compound, Salicyl Hydroximic Acid, dodecylbenzene sodium sulfonate, water
Quality sodium sulfonate and kieselguhr, in container, mix, preliminary crushing in pulverizer；
2) sample of preliminary crushing is mixed, is crushed to certain fineness (95% passes through 320 mesh sieves) through air-flow powder machine, mixes
Obtain 40% dimethachlon wettable powder.
Above-mentioned preparation method reference《Pesticide formulation is tested》(Wu Xuemin Xu Yan edits, Chemical Industry Press,
2009)
Embodiment 2：
40% dimethachlon (4：1) wettable powder, it is made up of the mass fraction of following raw material：
Its preparation process is same as Example 1.
Embodiment 3：
20% dimethachlon (1：1) wettable powder, it is made up of the mass fraction of following raw material：
Its preparation process is same as Example 1.
Embodiment 4：
10% dimethachlon (1：4) wettable powder, it is made up of the mass fraction of following raw material：
Its preparation process is same as Example 1.
A kind of composite bactericide, it is made up of the mass fraction of following raw material
Its preparation process is same as Example 1.
The wettable powder of above example 1-4 processing carries out potted plant Brassica campestris L prevention effect experiment, chooses the consistent oil of growing way
Dish plant, the wettable powder tap water processed is sprayed, with commercially available 40% dimethachlon wettable powder after diluting 2000 times
For comparison medicament.Spray clear water is as blank.Inoculation PDA truffle (diameter 5mm) after spraying airing, every leaf connects 1 PDA bacterium
Block, 2 truffle of every plant of inoculation.After warm indoor cultivation, temperature control is at 23 DEG C about for inoculation.Inspection result after 72 hours, surveys
Amount Lesion size, the lesion diameter do not fallen ill is calculated as 0, calculates prevention effect as follows according to Lesion size.
Prevention effect (%)=(matched group lesion diameter-treatment group lesion diameter)/every medicine in matched group lesion diameter × 100
Agent processes and sets 5 repetitions (rapeseed plants), and this test is repeated 2 times.
Prevention effect shows, the prevention effect of comparison medicament is 61%, processed dimethachlon wettable powder (example 1-4)
Prevention effect be respectively 74%, 82%, 78% and 68%, therefore, Salicyl Hydroximic Acid is remarkably improved dimethachlon to Sclerotina Sclerotiorum in Winter Rape
The preventive effect of core disease is it is possible to reduce the consumption of dimethachlon.
In experiments it is found that, single Salicyl Hydroximic Acid also has certain preventive and therapeutic effect to the sclerotiniose on Brassica campestris L, therefore,
Using Salicyl Hydroximic Acid as a kind of bacteriostatic active ingredients, determine using common poison therefore method that Salicyl Hydroximic Acid is different with dimethachlon to join
The potentiation of ratio, computing formula is as follows：
The reason of the common poison factor (CTF)=(the theoretical prevention effect of the actual prevention effect-mixture of the mixture)/mixture of mixture
By prevention effect × 100.
Wherein：The theoretical prevention effect of mixture=(dimethachlon prevention effect+Salicyl Hydroximic Acid prevention effect)-(dimethachlon
Prevention effect × Salicyl Hydroximic Acid prevention effect)
CTF>20 is potentiation, CTF<- 20 is antagonism, -20<CTF<20 is summation action.
The table 1 dimethachlon and Salicyl Hydroximic Acid different ratio common poison factor to sclerotinia rot of colza
From result above, dimethachlon and Salicyl Hydroximic Acid are 15：1 to 1：Potentiation is all shown in the range of 4.
With 4：When 1, potentiation is the most notable.
Experiment shows that dimethachlon and Salicyl Hydroximic Acid compound and have good potentiation, below by way of instantiation in order to enter
One step describes the present invention in detail, but the present invention is only limited to absolutely not these embodiments following.In formula, percentage ratio is weight hundred
Ratio, the active compound being used and auxiliary agent is divided to be existing product (purchase of other producers).
Claims (7)
1. a kind of composite bactericide, it is made up of the mass fraction of following raw material：
2. a kind of composite bactericide according to claim 1 it is characterised in that：
3. a kind of composite bactericide according to claim 1 it is characterised in that：
4. a kind of composite bactericide according to claim 1 it is characterised in that：
5. a kind of composite bactericide according to claim 1 it is characterised in that：
6. a kind of composite bactericide according to claim 1 it is characterised in that：
7. a kind of composite bactericide according to claim 1 it is characterised in that：
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610807377.7A CN106472503B (en) | 2016-09-07 | 2016-09-07 | A kind of composite bactericide and preparation method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610807377.7A CN106472503B (en) | 2016-09-07 | 2016-09-07 | A kind of composite bactericide and preparation method |
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| Publication Number | Publication Date |
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| CN106472503A true CN106472503A (en) | 2017-03-08 |
| CN106472503B CN106472503B (en) | 2018-11-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610807377.7A Expired - Fee Related CN106472503B (en) | 2016-09-07 | 2016-09-07 | A kind of composite bactericide and preparation method |
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| Country | Link |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0256405A (en) * | 1988-08-22 | 1990-02-26 | Watanabe Saishiyujiyou:Kk | Inducing agent of male sterility, induction of male sterility using same agent and f1 seed growing |
| CN102197818A (en) * | 2010-03-22 | 2011-09-28 | 中国中化股份有限公司 | Bactericidal composition |
| CN103329915A (en) * | 2013-05-09 | 2013-10-02 | 华中农业大学 | Sterilization composition containing thiram and dimethachlon, and preparation method thereof |
-
2016
- 2016-09-07 CN CN201610807377.7A patent/CN106472503B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0256405A (en) * | 1988-08-22 | 1990-02-26 | Watanabe Saishiyujiyou:Kk | Inducing agent of male sterility, induction of male sterility using same agent and f1 seed growing |
| CN102197818A (en) * | 2010-03-22 | 2011-09-28 | 中国中化股份有限公司 | Bactericidal composition |
| CN103329915A (en) * | 2013-05-09 | 2013-10-02 | 华中农业大学 | Sterilization composition containing thiram and dimethachlon, and preparation method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 梁宏杰: "《华中农业大学硕士学位论文》", 15 February 2016 * |
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| CN106472503B (en) | 2018-11-20 |
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