CN108402051A - A kind of compound plant bactericide of prevention bacterial blight of rice - Google Patents
A kind of compound plant bactericide of prevention bacterial blight of rice Download PDFInfo
- Publication number
- CN108402051A CN108402051A CN201810259324.5A CN201810259324A CN108402051A CN 108402051 A CN108402051 A CN 108402051A CN 201810259324 A CN201810259324 A CN 201810259324A CN 108402051 A CN108402051 A CN 108402051A
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- China
- Prior art keywords
- compound
- rice
- bactericide
- bacterial blight
- prevention bacterial
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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
- A01N43/48—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
-
- 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
- A01N43/72—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with nitrogen atoms and oxygen or sulfur atoms as ring hetero atoms
- A01N43/82—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with nitrogen atoms and oxygen or sulfur atoms as ring hetero atoms five-membered rings with three ring hetero atoms
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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
A kind of compound plant bactericide of prevention bacterial blight of rice, is 1 by least one auxiliary material suitable for bactericide and mass ratio:0.1~0.2 2 amino, 5 sulfydryl, 1,3,4 thiadiazoles zinc (I) and 1 (4 (2 quinoxalinyl) phenyl) 5 (2 pyridyl group) 1,4 pentadiene, 3 ketone (A4) composition.The gross mass of the one kind of the dosage form of the compound plant bactericide in wettable powder, suspending agent, compound (I) and compound (A4) accounts for the 15%~30% of the compound plant bactericide gross mass of a kind of prevention bacterial blight of rice.
Description
Technical field
The present invention relates to a kind of rice disease prevention compositions.
Background technology
2- amino -5- sulfydryls -1,3, and 4- thiadiazoles zinc (Chinese name zinc thiazole, it is first public from Chinese patent literature
CN1308070A) be China's independent research the novel compound for plant fungicide, can be widely used for the white leaf of rice
The prevention of the plant diseases such as blight, but it is reported that zinc thiazole or a kind of thyroid interferent, can cause the first of experimental animal
Shape glandular tissue hyperplasia, toxicity have apparent dosage effect correlation.Although in addition, zinc thiazole be Huang Dezhi,
But with being widely used for more than ten years, also being gradually increased to its resistance for bacterial blight of rice results in the need for bigger usage amount
It could realize preferable control effect.
A kind of quinoxaline derivant 1- (4- (2- quinoxalinyls) benzene is disclosed in Chinese patent literature CN107602539A
Base) -5- (2- pyridyl groups)-Isosorbide-5-Nitrae-pentadiene -3- ketone (A4), and disclose the compound and can be used for preventing tobacco mosaic virus (TMV),
But in experimental data disclosed in it, compound (A4) is poor to tobacco mosaic virus (TMV) control effect, treatment protection and passivation
Effect is far below the Ningnanmycin of drug as a comparison.
Based on the above prior art, how by compounding improve zinc thiazole it be used for bacterial blight of rice control effect,
Reducing its total usage amount becomes urgent problem to be solved in the prior art.
Invention content
To solve aforementioned technical problem, under study for action it was found that disclosing seriation when using in CN107602539A
Close 1- (4- (2- quinoxalinyls) phenyl) -5- (2- the pyridyl groups) -1,4- pentadiene -3- ketone (A4) and 2- amino -5- mercaptos in object
Base -1,3 when composition is made in 4- thiadiazoles zinc (I) compatibility, can significantly improve zinc thiazole for plants such as bacterials blight of rice
The control effect of object disease is based on this, and present invention employs following technical schemes：
A kind of compound plant bactericide of prevention bacterial blight of rice is provided, it is characterized in that the compound plant sterilization
Agent is 1 by least one auxiliary material suitable for bactericide and mass ratio:0.1~0.2 2- amino -5- sulfydryls -1,3,4-
Thiadiazoles zinc (I) and 1- (4- (2- quinoxalinyls) phenyl) -5- (2- pyridyl groups) -1,4- pentadiene -3- ketone (A4) composition.
The compound plant bactericide of a kind of prevention bacterial blight of rice, it is characterized in that the compound plant sterilization
The mass ratio of compound (I) and compound (A4) is preferably 1 in agent:0.14~0.17.
The compound plant bactericide of a kind of prevention bacterial blight of rice, it is characterized in that the compound plant bactericide
One kind in wettable powder, suspending agent of dosage form.The gross mass of compound (I) and compound (A4) accounts for described a kind of anti-
Harness the river the bacterial blight of rice compound plant bactericide gross mass 15%~30%, preferred compound (I) and compound (A4)
Gross mass accounts for the 18%~25% of the compound plant bactericide gross mass of a kind of prevention bacterial blight of rice.
The compound plant bactericide of a kind of prevention bacterial blight of rice, it is characterized in that the compound plant bactericide
Dosage form be wettable powder, the auxiliary material is auxiliary material suitable for wettable powder, including dispersant, wetting agent, suspending agent
And carrier.
The dispersant is selected from APES formaldehyde condensation products sulfat (SOPA), naphthalene sulfonate formaldehyde is condensed
One kind in object (NNO) sodium lignin sulfonate
The wetting agent is selected from sodium alkyl sulfate, sodium alkyl benzene sulfonate, Negel formaldehyde condensation products and polyoxy second
It is one or more in alkene Sorbitan Monooleate.The sodium alkyl sulfate is selected from lauryl sodium sulfate, alkylbenzene
Sodium sulfonate be selected from neopelex, the polyoxyethylene sorbitan monooleate be selected from Tween-80, Tween-60,
One or more of Tween-40 and Tween-20.
The suspending agent is selected from one or more of polyethylene glycol, carboxymethyl cellulose.
The carrier is selected from calcium-base bentonite, diatomite, kaolin, talcum powder, starch, glucose, sodium sulphate, lightweight carbon
At least one of sour calcium.
It was found that by compound (I) and chemical combination in carrying out the exploitation of bactericide of prevention bacterial blight of rice
When object (A4) carries out compatibility with special ratios, effect of the compound (I) when preventing bacterial blight of rice can be significantly improved.It is right
The acute toxicity detection of compound (A4) shows that it belongs to low toxicity compounds, and the side effect of athyreosis interference, and compound
(A4) itself is very low to the control effect of bacterial blight of rice.Pass through the ratio of preferred compound (I) and compound (A4), this hair
The compound plant bactericide of bright offer is greatly improved white for preventing rice in the case where minority specioz (A4) is added
Effect when leaf blight.The usage amount of compound (I) can be reduced under the conditions of reaching same control effect, and then reduces chemical combination
Pollution of the object (I) environment and the harmful effect caused by user health.And in recipe determination it was found that compound
(I) with the ratio of compound (A4) there is preferred range, the two proportioning is 1:When 0.1~0.2, it can play more apparent
Effect, higher or lower compound (A4) addition can not all generate the effect, and in compound (I) and compound
(A4) ratio is preferred 1:When 0.14~0.17, improve prevention bacterial blight of rice effect become apparent, and with
After a variety of existing bactericides carry out Experiment of Compatibility, it has been found that, compound (A4) with.
Specific implementation mode
A kind of compound plant bactericide of prevention bacterial blight of rice provided by the invention, preparing becomes wettable powder,
It is made of compound (I), compound (A4) and auxiliary material.The formula of the composition respectively as shown in Examples 1 to 5 in following table,
Prepare comparative example 1~5 simultaneously (percentage shown in table is the mass percent for accounting for composition gross mass, disregards moisture)：
The preparation method of the composition is：
1) compound (I) crushes respectively with compound (A4),
2) by dispersant, wetting agent, mixed with suspending agent after grind, obtained compound (I) powder of step 1) is added
End and compound (A4) powder add after carrier mixes well and cross 200 mesh sieve；Obtain wettable powder (moisture content ＜ 1%).
Carrier is weight ratio 100：1 diatomite and talcum powder, dispersant are nekal formaldehyde condensation products, profit
Humectant is Tween-60, and suspending agent is carboxymethyl cellulose.
The compound (I) and compound (A4) used in experiment is provided by Tianjin Kai Yin Science and Technology Ltd.s, and content is equal
>=98%, the lot number of compound (I) is 20170901, and compound (A4) lot number is 20170901.
Control effect is tested
Bacterium method for measuring, which is connect, with field leaf-cutting tests compound (I) and the compound (A4) of different proportion to the white leaf of rice
The control effect of blight, experimental procedure are as follows
1, using the rice leaf spot bacteria strain of Zhejiang Academy of Agricultural Science plant protection and institute of microbiology
(Xanthomonasoryzaepv.oryzae (Xoo)), culture become 109After the suspension of a/ml, with the dissecting scissors for being moistened with bacterium solution
3~4cm of rice blade tip is subtracted, 20 rice leaves of every group of selection, 7 days sprays prevent after connecing bacterium, examine or check and compare within 10 days after administration
The control effect (calculating control effect with Spot expansion) and use Excel that group is compared carry out t inspections, water used to experimental result
Rice varieties are middle morning 39 (authorization number is that rice 2009039 is examined in Zhejiang)
2, grouping see the table below (means ± s, n=20) with administration with effect situation
By above-mentioned each group drug, experimental group 1~7 and control 1/2 are by wettable powder made from each embodiment according to effective
Ingredient final concentration 200ppm is diluted, and control 3 is diluted to compound (A4) final concentration 30ppm, and positive controls are using comparison
The wettable powder (active substance) of example 5 is diluted with water 1000 times.
The experimental results showed that the bacterial blight of rice prevention composition that the embodiment of the present invention 1~5 provides, it can be apparent
Improve effect when compound (I) is prevented for bacterial blight of rice.Compared with 1 group of the control only with compound (I), experiment
The control effect of group 1~5 is significantly increased (P ＜ 0.05).And the control effect of the experimental group 2~3 using embodiment 2~3
It improves more notable.Using the experimental group 6/7 of comparative example 1/2, control effect is begun to decline, and illustrates to be more than the preferred model of the present invention
The ratio enclosed, the synergistic effect of two kinds of active components start to be decreased obviously.And 2/3 group of table of control of compound (A4) is administered alone
Bright, compound alone (A4) is to bacterial blight of rice almost without control effect.
Claims (6)
1. a kind of compound plant bactericide of prevention bacterial blight of rice, it is characterized in that the compound plant bactericide is by least
A kind of auxiliary material suitable for bactericide is 1 with mass ratio:0.1~0.2 2- amino -5- sulfydryl -1,3,4- thiadiazoles zinc
(I) it is formed with 1- (4- (2- quinoxalinyls) phenyl) -5- (2- pyridyl groups) -1,4- pentadiene -3- ketone (A4).
2. the compound plant bactericide of a kind of prevention bacterial blight of rice as described in claim 1, it is characterized in that described answers
The mass ratio of compound (I) and compound (A4) is 1 in square bactericide:0.14~0.17.
3. the compound plant bactericide of a kind of prevention bacterial blight of rice as described in claim 1, it is characterized in that the compound
The one kind of the dosage form of bactericide in wettable powder, suspending agent, compound (I) and the gross mass of compound (A4) account for
The 15%~30% of the compound plant bactericide gross mass of a kind of prevention bacterial blight of rice.
4. the compound plant bactericide of a kind of prevention bacterial blight of rice as claimed in claim 3, it is characterized in that compound (I)
With the gross mass of compound (A4) account for it is described it is a kind of prevention bacterial blight of rice compound plant bactericide gross mass 18%~
25%.
5. the compound plant bactericide of a kind of prevention bacterial blight of rice as described in claim 3 or 4, it is characterized in that described multiple
The dosage form of square bactericide is wettable powder, and the auxiliary material is the auxiliary material suitable for wettable powder, including dispersant, profit
Humectant, suspending agent and carrier.
6. the compound plant bactericide of a kind of prevention bacterial blight of rice as claimed in claim 5, it is characterized in that the dispersion
Agent in APES formaldehyde condensation products sulfat, naphthalenesulfonic acid-formaldehyde condensate, sodium lignin sulfonate one
Kind；The wetting agent is selected from sodium alkyl sulfate, sodium alkyl benzene sulfonate, Negel formaldehyde condensation products and polyoxyethylene
It is one or more in sorbitol monooleate；The one kind or several of the suspending agent in polyethylene glycol, carboxymethyl cellulose
Kind；The carrier is selected from calcium-base bentonite, diatomite, kaolin, talcum powder, starch, glucose, sodium sulphate, precipitated calcium carbonate
At least one of.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810259324.5A CN108402051A (en) | 2018-03-27 | 2018-03-27 | A kind of compound plant bactericide of prevention bacterial blight of rice |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810259324.5A CN108402051A (en) | 2018-03-27 | 2018-03-27 | A kind of compound plant bactericide of prevention bacterial blight of rice |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108402051A true CN108402051A (en) | 2018-08-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810259324.5A Pending CN108402051A (en) | 2018-03-27 | 2018-03-27 | A kind of compound plant bactericide of prevention bacterial blight of rice |
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| Country | Link |
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| CN (1) | CN108402051A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108530435A (en) * | 2018-04-10 | 2018-09-14 | 贵州大学 | A kind of 1,4- pentadiene -3- ketones derivants containing quinoxaline, preparation method and application |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1308070A (en) * | 2000-12-15 | 2001-08-15 | 浙江新农化工有限公司 | Anilidothiobiazole metal complex and its preparation and use |
| CN107602539A (en) * | 2017-10-17 | 2018-01-19 | 贵州大学 | A kind of ketones derivant of 1,4 pentadiene 3, Preparation method and use containing quinoxaline |
-
2018
- 2018-03-27 CN CN201810259324.5A patent/CN108402051A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1308070A (en) * | 2000-12-15 | 2001-08-15 | 浙江新农化工有限公司 | Anilidothiobiazole metal complex and its preparation and use |
| CN107602539A (en) * | 2017-10-17 | 2018-01-19 | 贵州大学 | A kind of ketones derivant of 1,4 pentadiene 3, Preparation method and use containing quinoxaline |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108530435A (en) * | 2018-04-10 | 2018-09-14 | 贵州大学 | A kind of 1,4- pentadiene -3- ketones derivants containing quinoxaline, preparation method and application |
| CN108530435B (en) * | 2018-04-10 | 2021-08-17 | 贵州大学 | Quinoxaline-containing 1, 4-pentadiene-3-ketone derivative, preparation method and application |
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Application publication date: 20180817 |