CN104488887A - Bactericidal composition containing famoxadone and boscalid - Google Patents
Bactericidal composition containing famoxadone and boscalid Download PDFInfo
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- CN104488887A CN104488887A CN201410724665.7A CN201410724665A CN104488887A CN 104488887 A CN104488887 A CN 104488887A CN 201410724665 A CN201410724665 A CN 201410724665A CN 104488887 A CN104488887 A CN 104488887A
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- boscalid
- famoxadone
- bactericidal composition
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- gray mold
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Abstract
The invention relates to a bactericidal composition containing famoxadone and boscalid, wherein the mass ratio of famoxadone to boscalid is (5:1)-(1:5). The pesticide composition provided by the invention is suitable for controlling cucumber gray mold; and the bactericidal composition provided by the invention has an obvious synergistic effect, can reduce the used amount of pesticides, and has great economic and social benefits for popularization and application.
Description
Technical field
The present invention relates to a kind of bactericidal composition, active ingredient Bao Kuo famoxadone, Boscalid, be applicable to prevent and treat gray mold of cucumber.
Background technology
Famoxadone is methoxy acrylic bactericide, and to powdery mildew special efficacy, famoxadone is close ester compound, plant leaf blade surface can rapidly and blade surface wax coat combination, resistance to rain, have the lasting period grow etc. feature.
Boscalid is Novel tobacco acid amide fungicides; fungicidal spectrum is wider; almost there is activity to all types of fungal disease; shifted in plant by blade face infiltration, suppress mitochondrial succinate acid esters dehydrase, hinder tricarbonic acid cycle; make amino acid, sugar lacks, energy reduces; the division of interference cell and growth, have neural activity to disease, has protection and therapeutic action.Suppress spore germination, the extension of bacterium pipe, mycelial growth and spore mother cell to form the Main Stage of conk and breeding, bactericidal action is directly caused by parent active agent, does not have corresponding metabolic activity.Be mainly used in preventing and treating powdery mildew, gray mold, stalk break and various rots etc., and also effective to the resistance bacterium of other medicaments, for comprising the control of the diseases such as rape, grape, fruit tree, vegetables and field crop.
Gray mold of cucumber is disease common in green cucumber process, and this disease mainly infects plant leaf blade, destroys plant tissue, affect photosynthesis, has easily to infect, pass the disease feature such as rapid.
Summary of the invention
The object of the invention is different for mechanism of action famoxadone and Boscalid to carry out composite, providing a kind of agricultural bactericidal composition of efficient, low toxicity, low-residual, for preventing and treating gray mold of cucumber.
For solving the problem, the technical solution adopted in the present invention is: the ratio of quality and the number of copies that the bactericidal composition Yi famoxadone of a kind of Han famoxadone and Boscalid and Boscalid are active ingredient famoxadone and Boscalid for 5:1 ~ 1:5 famoxadone and Boscalid weight summation in the composition percentage by weight be 5% ~ 80%, all the other are allow in agricultural chemicals to use and acceptable auxiliary element.
The auxiliary element used in bactericidal composition of the present invention comprises wetting agent, stabilizing agent, dispersant, disintegrant, thickener, pH adjusting agent, defoamer, antifreezing agent, filler etc., be all auxiliary agent conventional in Pesticide formulation, concrete composition and consumption are determined by test according to recipe requirements.
Bactericidal composition of the present invention according to well known to a person skilled in the art method, can be processed into the application forms that the applicable agricultural productions such as wetting powder, suspending agent, water dispersible granules use.
Bactericidal composition provided by the invention, usually adopts and is watered spray method use, also can adopt other operation techniques agriculturally applied as required.
Product described in the invention can the form of finished product preparation provide, and namely in composition, each material mixes, and the composition of composition also can the form of single dose provide, and directly mixes in tank or bucket, be then diluted to required concentration before using.The frequency of administration of the present composition and amount of application change with weather condition and crop condition change, can by the object using suitable formulation to reach control.
Bactericidal composition provided by the invention has following features:
1, bactericidal composition provided by the invention, in certain ratio range, show obvious synergistic effect to gray mold of cucumber, the control efficiency of composition is significantly improved than single dose, reduces the using dosage of agricultural chemicals, reduce drug cost, decrease the adverse effect of agricultural chemicals to ecotope.
2, two kinds of active ingredient mechanism of action of bactericidal composition provided by the invention are different, can overcome the single shortcoming making with medicament easily produce resistance for a long time, extend the service life of medicament, to the comprehensive regulation important in inhibiting of disease.
3, the bactericidal composition provided of the present invention is to crop safety.
Embodiment
In order to make object of the present invention, technical scheme and advantage more short and sweet, the following specific embodiment of the present invention is described, but the present invention is only limitted to absolutely not these embodiments.The following stated is only the good embodiment of the present invention, only for describing the present invention, can not be interpreted as the restriction to scope of the present invention.It should be pointed out that all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Content described in embodiment is all weight percentage.
Example of formulations 1:40% famoxadone Boscalid wetting powder.
Mix entering in blender after said components in proportion coarse crushing, more namely obtain 40% famoxadone Boscalid wetting powder after air-flow crushing.
Example of formulations 2:25% famoxadone Boscalid suspending agent.
After above-mentioned each component in proportion coarse crushing, enter in blender and mix, more namely obtain 25% famoxadone Boscalid suspending agent after sand mill grinding.
Example of formulations 3:30% famoxadone Boscalid water dispersible granules.
By dry pulverization process, extruder grain, drying, the screening preparation obtained 30% in proportion of above-mentioned formula
Famoxadone Boscalid water dispersible granules.
Assays Example one: colony growth inhibition test.
Test method is carried out with reference to Wu Wenjun " chemical protection of plant experimental technique introduction " (1993).1.6 μ g/mL mother liquors are made with acetone, Tween-80 respectively by after 95.4% famoxadone, the former medicine folding hundred of 95.5% Boscalid, utilize mother liquor Cheng famoxadone, Boscalid mass ratio be respectively 1:5-5:1, gradient be respectively 0.02 μ g/mL, 0.04 μ g/mL, 0.08 μ g/mL, 0.16 μ g/mL PDA dull and stereotyped.The concrete data of result of the test are as table 1.
Table 1, famoxadone, Boscalid indoor antibacterial test data
Calculate the toxicity index of each medicament and the co-toxicity coefficient (CTC value) of mixture according to the abundant method of Sun Yun, when CTC≤80 are antagonism, 80 ﹤ CTC ﹤ 120 are summation action, and CTC >=120 are synergistic effect.
Find that famoxadone, Boscalid longly all have notable synergistic inhibitory action according to composite rear to be born to botrytis cinerea pers of the ratio of 1:5-5:1 by the test of indoor bacterium colony Developing restraint, the two compound synergic is remarkable, more effectively can suppress the expansion of bacterium colony.
The field control effectiveness test reagent agent of Assays Example 2: famoxadone and Boscalid mixture composition for preventing and controlling gray mold of cucumber and dispenser dosage:
(1) 25% famoxadone Boscalid suspending agent (10% famoxadone: 15% Boscalid), extension rate 2000 times.
(2) 40% famoxadone Boscalid wetting powders (15% famoxadone: 25% Boscalid), extension rate 3000 times.
Contrast medicament and dispenser dosage:
(3) 20% famoxadone wetting powders, extension rate 2000 times.
(4) 20% fenpropidin wetting powders, extension rate 1000 times.
Spraying time and application method: the dispenser of gray mold of cucumber their early stage, is watered even spraying.
The field control effectiveness test result of table 2, control gray mold of cucumber.
Result of the test: in table 2, as can be seen from the test results: after dispenser 7 days and 14 days, the famoxadone of Ben Faming and Boscalid bactericidal composition to gray mold of cucumber preventive effect all more than 83%, significantly better than the single dose of contrast; In process of the test, each medicament is showed no poisoning generation, to crop safety.Illustrate that bactericidal composition of the present invention is better than single dose, improve actual control efficiency, reduce dosage, reduce costs, reduce medicament to the adverse effect of environment, delay the generation of disease drug resistance, agricultural synthesis is administered and has great significance.
Claims (3)
1. one kind contains the bactericidal composition of famoxadone and Boscalid, it is characterized in that: the ratio of quality and the number of copies that active ingredient forms famoxadone and Boscalid You famoxadone and Boscalid be 5:1 ~ 1:5 ， famoxadone and Boscalid weight summation in the composition percentage by weight be 5% ~ 80%.
2. the bactericidal composition of a kind of Han famoxadone according to claim 1 and Boscalid, makes the one in wetting powder, suspending agent, water dispersible granules when it is characterized in that practical application.
3. the bactericidal composition of a kind of Han famoxadone according to claim 1 and 2 and Boscalid is characterized in that preventing and treating the application in gray mold of cucumber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410724665.7A CN104488887A (en) | 2014-12-03 | 2014-12-03 | Bactericidal composition containing famoxadone and boscalid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410724665.7A CN104488887A (en) | 2014-12-03 | 2014-12-03 | Bactericidal composition containing famoxadone and boscalid |
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| Publication Number | Publication Date |
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| CN104488887A true CN104488887A (en) | 2015-04-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410724665.7A Pending CN104488887A (en) | 2014-12-03 | 2014-12-03 | Bactericidal composition containing famoxadone and boscalid |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106135229A (en) * | 2015-04-13 | 2016-11-23 | 南京华洲药业有限公司 | A kind of containing Boscalid and the bactericidal composition of cycloheximide triazole and application |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1282215A (en) * | 1997-12-18 | 2001-01-31 | 巴斯福股份公司 | Fungicide mixtures based on carboxamides and pyridine derivatives |
| CN102210310A (en) * | 2011-04-20 | 2011-10-12 | 陕西汤普森生物科技有限公司 | Sterilizing composite containing famoxadone and triazole compound |
| CN102948424A (en) * | 2011-08-28 | 2013-03-06 | 深圳诺普信农化股份有限公司 | Boscalid-containing bactericidal composition |
| CN104430389A (en) * | 2014-11-10 | 2015-03-25 | 江苏丰登作物保护股份有限公司 | Bactericidal composition comprising famoxadone and boscalid and application thereof |
-
2014
- 2014-12-03 CN CN201410724665.7A patent/CN104488887A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1282215A (en) * | 1997-12-18 | 2001-01-31 | 巴斯福股份公司 | Fungicide mixtures based on carboxamides and pyridine derivatives |
| CN102210310A (en) * | 2011-04-20 | 2011-10-12 | 陕西汤普森生物科技有限公司 | Sterilizing composite containing famoxadone and triazole compound |
| CN102948424A (en) * | 2011-08-28 | 2013-03-06 | 深圳诺普信农化股份有限公司 | Boscalid-containing bactericidal composition |
| CN104430389A (en) * | 2014-11-10 | 2015-03-25 | 江苏丰登作物保护股份有限公司 | Bactericidal composition comprising famoxadone and boscalid and application thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106135229A (en) * | 2015-04-13 | 2016-11-23 | 南京华洲药业有限公司 | A kind of containing Boscalid and the bactericidal composition of cycloheximide triazole and application |
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Application publication date: 20150408 |