CN103070181A - Novel rice seed treatment agent - Google Patents
Novel rice seed treatment agent Download PDFInfo
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- CN103070181A CN103070181A CN2013100440454A CN201310044045A CN103070181A CN 103070181 A CN103070181 A CN 103070181A CN 2013100440454 A CN2013100440454 A CN 2013100440454A CN 201310044045 A CN201310044045 A CN 201310044045A CN 103070181 A CN103070181 A CN 103070181A
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- seed
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- cartap
- fluazinam
- seed treatment
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Abstract
The invention relates to a rice seed treatment agent as combined pesticidal and fungicidal agent and application thereof. The active ingredient of combined pesticide is cartap, and the active ingredient of fungicide is fluazinam. Calculated according to percentage by weight, the content of the cartap is 50 to 1 percent and the content of the fluazinam is 1 to 40 percent. The proportion of the cartap to the fluazinam is 40:1 to 1:40, preferably 20:1 to 1:20. When added with conventional auxiliaries, the cartap and the fluazinam can be processed into agriculturally commonly used agent. The combined pesticidal and fungicidal agent can adopt a seed-coating method, a seed-soaking method and a sprout treatment method to effectively control rice bakanae disease, aphelenchoides besseyi and other seed-borne diseases and soil-borne diseases.
Description
Technical field
The invention belongs to technical field of pesticide, relate to the method for a kind of fluazinam and cartap combination desinsection, bactericide and control paddy rice seed-borne disease thereof.
Background technology
Since the nineties in last century, the paddy rice seed-borne disease becomes produces upper distinct issues, and bakanae disease of rice, aphelenchoides besseyi disease, seedling rice blast, rice streak etc. become the normal venereal disease evil of sending out.These diseases are by seed dispersal, and the best approach of preventing and treating these diseases namely adopts seed treatment (seed pelleting, medicament seed soaking etc.).
The upper medicament kind for the rice paddy seed processing of present production is many, mainly contains carbendazim, Prochloraz, 2-cyano-3-amino-3-phenylancryic acetate etc. and posts the disease fungus of Tibetan and then prevent and treat the kind fax fungal diseases such as bakanae disease of rice, seedling rice blast for killing rice paddy seed.Because use all the year round, fusarium moniliforme develops immunity to drugs to carbendazim, the susceptibility of Prochloraz is also obviously descended, so that these medicaments obviously descend to the control efficiency of bakanae disease of rice.And important seed-borne disease on the paddy rice---Aplelenchiodes bessegi of rice occurs serious in part rice district, and it is few to can be used for preventing and treating the medicament of this disease.
Fluazinam (fluazinam) belongs to 2,6-dinitroaniline protective fungicide.Its mechanism of action is mitochondrial oxidation phosphorylated uncoupler, reaches bactericidal activity by suppressing spore germination, mycelial growth and sporulation.Very effective to interlink spore genus, Botrytis, Phytophthora, Plasmopara, Sclerotinia fungi, resistance of rainwater washing against, the lasting period is long; The crucifer club root also there is remarkable preventive effect, to by the microbial paddy rice damping off of head mold good preventive effect being arranged also.
Cartap (english common name cartap, chemical name: 1,3-pair-(carbamyl sulfenyl)-2-(N, N dimethylamine base) propane hydrochloride salt) is a kind of sandworm toxin insecticide.1967 by Japan's exploitation manufacturing.Cartap has stomach toxicity, tags and systemic action, and certain ovicidal action is also arranged.Change nereistoxin into after entering polypide, can block the central nervous system cynapse and transmit impulsion, make that insect is slow in action, food refusal, polypide is softening, and is dead after 3～5 days.Be mainly used in preventing and treating rice-stem borer, paddy stem borer, scotellaris, paddy stem maggot etc.The nineties in last century, report can be prevented and treated the aphelenchoides besseyi disease with the cartap seed soaking.
Based on paddy rice seed-borne disease occurrence characteristic, the upper defective that exists of at present rice seed treating agent production and application, we use fluazinam and cartap and carry out compositely, invent and a kind ofly can effectively prevent and treat other seed-borne disease such as bakanae disease of rice, Aplelenchiodes bessegi of rice simultaneously and to natural enemies security, environment amenable high-efficiency seed inorganic agent.
Summary of the invention
Technical problem to be solved by this invention is, provides a kind of disease fungus and the nematode of posting the Tibetan in the rice paddy seed had better control efficiency, and to the method for the little compound insecticidal of environmental influence, bactericide and control paddy rice seed-borne disease thereof.
The component of combination rice seed treating agent of the present invention is cartap and fluazinam.
Combination desinsection, the bactericide of combination rice seed treating agent of the present invention take cartap and fluazinam as component, active ingredient wherein is that fluazinam and cartap percentage by weight are 30: 1～1: 40, optimum ratio is 20: 1～1: 20.
Cartap of the present invention and fluazinam compound insecticidal, during bactericide, the additive that can add convention amount, described additive is solvent, emulsifier, dispersant, stabilizing agent, antifreezing agent, thickener, in the warning colouration one or more, and make wetting powder (WP) by common method, water solube powder (AF), seed treatment microcapsule suspending agent (CF), dry suspending agent (DF), Waterless Seed Dressing agent (DS), colloidal suspending agent (JG), seed treatment emulsion (ES), suspension seed-coating agent (FS), suspension seed dressing (FSB), Waterless Seed Dressing agent (GB), dry-powder seed coating agent (GZ), seed treatment liquor (LS), microemulsion (ME), water and milk kind clothing agent (RSC), suspending agent (SC), plant clothing agent (SD), suspension emulsion (SE), aqueous emulsion (EW), seed treatment (ZC), seed treatment soluble powder (SS), but wet-milling kind clothing agent (SZ), seed treatment suspending agent (ZX), but seed treatment dispersion powder (ZF), seed treatment dry powder doses (ZGF), oil base kind clothing agent (YG) microemulsion, missible oil, water dispersion granule or granule etc.
One of method of combination seed treatment control paddy rice seed-borne disease of the present invention is: rice paddy seed was used Seed soaking 24～60 hours prior to seeding with after making up seed treatment dressing post-drying, sowed after the vernalization (or not vernalization) routinely again.
Two of the method for combination seed treatment control paddy rice seed-borne disease of the present invention is: after combination seed treatment of the present invention dilutes with clear water, immerse rice paddy seed, liquid is advisable to exceed seed face 5～10cm, the liquid seed soaking was pulled seed out after 36～60 hours, sowed after the vernalization (or not vernalization) routinely again.
Three of the method for combination seed treatment control paddy rice seed-borne disease of the present invention is: rice paddy seed is pulled seed with the clear water dipping out after 36～60 hours, slightly controlling solid carbon dioxide divides, vernalization is about 24 hours according to a conventional method, after seed shows money or valuables one carries unintentionally, with combination seed treatment seed dressing of the present invention, sow after the vernalization 24 hours (or not vernalization) again after the seed dressing.
Benefit of the present invention:
1, expanding prevention object and raising drug effect.Fluazinam has killing action to fungi, and invalid to nematode; Cartap has higher killing effect to Aphelenchoides oryzae Yokoo.After using with, both can prevent and treat simultaneously Rice seed-borne fungi disease and Aplelenchiodes bessegi of rice.
2, save medicine basis and cost.Owing to insecticide and bactericide are mixed use, so that application by peasants is once soaked seed or seed treatment can be prevented and treated multiple diseases.
3, alleviate harmful effect to environment.Reduce spray medicine number of times and spray value, reduce in Environmental Pesticide pollution of area source source.
Embodiment
Example 1: indoor bioassay
1. subjects: fusarium moniliforme (Fusarium moniliforme).
2. test method: with reference to " pesticide bioassay test rule NY/T1156.2-2006 ", adopt the pastille medium method.
3. data analysis: analyze with DPS3.0 software.Calculate mycelial growth inhibition rate (%) according to test data, obtain virulence regression equation formula, EC
50Value and co-toxicity coefficient (CTC).
4. evaluation method: with reference to " pesticide bioassay test rule NY/T1156.2-2006 ", estimate the synergistic effect of pharmacy mix according to the co-toxicity coefficient (CTC) of the abundant method of Sun Yun (1960).CTC≤80 are antagonism; CTC 〉=120 are synergistic effect; 80＜CTC＜120 are summation action.
5. results and analysis:
Table 1: fluazinam and cartap are active to the inhibition of fusarium moniliforme mycelial growth
The indoor measurement result shows (table 1), and fluazinam has higher bacteriostatic activity to fusarium moniliforme, and it suppresses the EC of mycelial growth
50Value is 0.2098 μ g/ml; Cartap is lower to the bacteriostatic activity of fusarium moniliforme, and it suppresses the EC of mycelial growth
50Value is 19.3269 μ g/ml.Cartap and fluazinam are used with, and in cartap: 1: 40～40: 1 proportionings of the ratio of fluazinam, it 110.032～139.807, has obvious addition and synergistic effect to the antibacterial co-toxicity coefficient of fusarium moniliforme, does not have antagonism.
1: 2.5% fluazinam cartap of embodiment suspension seed-coating agent
Take by weighing the former medicine 0.5g of fluazinam, the former medicine 2g of cartap, two former medicines are added to the water, in stirred tank, be stirred to homogeneous liquid, add dispersant (sodium lignin sulfonate) 0.5%～10%, wetting agent (alkylnaphthalene sulfonate) 0.5%～10%, film forming agent (polyvinyl acetate) 4% is after stirring; Thickener (polyvinyl alcohol) 0.1%～5% after slowly adding dilute with water under 60～120rpm/min mechanical agitation, warning colouration (basic rhodamine) 1%, antifreezing agent (ethylene glycol) 0.1%～5%, defoamer (silicone oil) 0.01%～3%, water is supplied 100ml, adopt the air compressing pipeline to carry feed liquid during grinding, adopt the sand mill (loading thin zirconium oxide bead and thick zirconium oxide bead) of 4 series connection to carry out continuous sand milling, make 2.5% fluazinam cartap suspension seed-coating agent (FS).
2.5% fluazinam cartap FS presses medicine: plant than evenly seed dressing in 1: 60,1: 80,1: 100, dry rear storage after the seed dressing.The capsuled seed vernalization sowing behind the 24h of soaking seed prior to seeding, after planting 25d investigation bakanae disease diseased plant rate, rice tillering Sheng phase investigation land for growing field crops bakanae disease, the Aplelenchiodes bessegi of rice incidence of disease after transplanting, and calculate protection effect.The result is as shown in table 2.2.5% fluazinam cartap FS all has preferably control efficiency to bakanae disease of rice and Aplelenchiodes bessegi of rice, and from control efficiency, 2.5% fluazinam cartap FS presses medicine: plant than the both economical practicality of seed dressing in 1: 80.
Table 2:2.5% fluazinam cartap FS is to the control efficiency of bakanae disease of rice, Aplelenchiodes bessegi of rice
Embodiment 2:5% fluazinam cartap microemulsion
Take by weighing the former medicine 2.5g of fluazinam, the former medicine 2.5g of cartap adds organic solvent 5%～25%, emulsifier 5%～25%, and antifreezing agent 0.1%～5%, water is supplied 100ml, makes 5% fluazinam cartap ME;
In the above-mentioned microemulsion trial-production, organic solvent is the 150# solvent naphtha, and emulsifier is aliphatic acid polyethenoxy ether series intermixture, and antifreezing agent is ethylene glycol.Under the condition that stirs, fluazinam is joined in the organic solvent, add again cosolvent, after former medicine dissolves fully, add emulsifier and make emulsifiers dissolve.Under 50～90rpm/min condition, add entry and antifreezing agent and add the former medicine of cartap, stir the microemulsion that 30min obtains homogeneous transparent.
Table 3:5% fluazinam cartap ME is to the control efficiency of bakanae disease of rice, Aplelenchiodes bessegi of rice
5% fluazinam cartap ME was diluted to liquid by 1: 200,1: 300,1: 400, and by every hydrargyrum oxydatum crudum liquid immersion rice 600g, elimination liquid behind the seed soaking 48h is sowed behind the vernalization 48h according to a conventional method.After planting 30d investigation bakanae disease diseased plant rate, the rice tillering Sheng phase is investigated land for growing field crops bakanae disease, the Aplelenchiodes bessegi of rice incidence of disease after transplanting, and calculates protection effect.The result is as shown in table 3.5% fluazinam cartap ME all has preferably control efficiency to bakanae disease of rice and Aplelenchiodes bessegi of rice, and from control efficiency, 5% fluazinam cartap ME soaks seed higher to the control efficiency of disease by 1: 300～400 times dilutions afterwards.
Embodiment 3:15% fluazinam cartap suspending agent
Take by weighing the former medicine 5g of fluazinam, the former medicine 10g of cartap is added to the water two former medicines, in stirred tank, be stirred to homogeneous liquid, add dispersant (sodium lignin sulfonate) 0.5%～10%, wetting agent (alkylnaphthalene sulfonate) 0.5%～10% is after stirring; Thickener (polyvinyl alcohol) 0.1%～5% after slowly adding dilute with water under 60～120rpm/min mechanical agitation, antifreezing agent (ethylene glycol) 0.1%～5%, defoamer (silicone oil) 0.01%～3%, water is supplied 100ml, adopt the air compressing pipeline to carry feed liquid during grinding, adopt the sand mill (loading thin zirconium oxide bead and thick zirconium oxide bead) of 4 series connection to carry out continuous sand milling, make 15% fluazinam cartap SC.
Rice paddy seed is soaked seed in clear water and is taken out behind the 48h, and vernalization 24h evenly dresses seed with 15% fluazinam cartap SC1.5ml, 3ml, 4.5ml by every kilogram of dry seeds after rice paddy seed shows money or valuables one carries unintentionally according to a conventional method, sows behind the vernalization 24h after the seed dressing again.After planting 25d investigation bakanae disease diseased plant rate, the rice tillering Sheng phase is investigated land for growing field crops bakanae disease, the Aplelenchiodes bessegi of rice incidence of disease after transplanting, and calculates protection effect.The result is as shown in table 4.15% fluazinam cartap SC all has preferably control efficiency by the 1.5～4.5ml/kg seed seed dressing seed that shows money or valuables one carries unintentionally to bakanae disease of rice and Aplelenchiodes bessegi of rice, from control efficiency, 15% fluazinam cartap SC is higher to the control efficiency of disease by the 3～4.5ml/kg seed seed dressing seed that shows money or valuables one carries unintentionally.
Table 4:15% fluazinam cartap SC is to the control efficiency of bakanae disease of rice, Aplelenchiodes bessegi of rice
Although above with general explanation, specific embodiments and and effect experiment the present invention has been done detailed description, on basis of the present invention, can to some modifications of do and improvement, this will be apparent to those skilled in the art.Therefore make without departing from theon the basis of the spirit of the present invention these modifications and improvement, all belong to the scope of protection of present invention.
Claims (5)
1. composition pesticide, it is characterized in that: the active ingredient in the composition is fluazinam and cartap, the mass ratio of fluazinam and cartap is 40: 1～1: 40.
2. composition pesticide according to claim 1 is characterized in that: the mass ratio of active ingredient fluazinam and cartap is preferably 20: 1～and 1: 20.
3. according to claim 1 and 2, it is characterized in that described composition pesticide is mixed with following formulation: wetting powder, water solube powder, the seed treatment microcapsule suspending agent, dry suspending agent, the Waterless Seed Dressing agent, colloidal suspending agent, seed treatment emulsion, suspension seed-coating agent, the suspension seed dressing, the Waterless Seed Dressing agent, dry-powder seed coating agent, the seed treatment liquor, microemulsion, the agent of water and milk kind clothing, suspending agent, plant the clothing agent, suspension emulsion, aqueous emulsion, seed treatment, the seed treatment soluble powder, but wet-milling kind clothing agent, the seed treatment suspending agent, but seed treatment dispersion powder, the seed treatment dry powder doses, the agent of oil base kind clothing, microemulsion, missible oil, the formulations such as water dispersion granule.
4. according to claim 1,2 or 3, it is characterized in that: fluazinam and cartap percentage composition in the composition pesticide preparation is 1%～90%.
5. the application of composition pesticide according to claim 1 and 2 on control paddy rice seed-borne disease.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2013100440454A CN103070181A (en) | 2013-02-05 | 2013-02-05 | Novel rice seed treatment agent |
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| CN2013100440454A CN103070181A (en) | 2013-02-05 | 2013-02-05 | Novel rice seed treatment agent |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105532689A (en) * | 2016-01-14 | 2016-05-04 | 扬州市苏灵农药化工有限公司 | Pesticide composition containing fluazinam, ethylicin and cartap and application of pesticide composition |
| CN105918346A (en) * | 2016-06-24 | 2016-09-07 | 江苏省绿盾植保农药实验有限公司 | Rice seed treating agent containing fluazinam and fosthiazate and application thereof |
| CN107027765A (en) * | 2017-04-26 | 2017-08-11 | 广东华田金谷农业科技有限公司 | A kind of method of Rice Resistance disease pest seed-soaking liquid presoaking and germinating rice cultivation |
| CN108124906A (en) * | 2017-12-21 | 2018-06-08 | 中国水稻研究所 | A kind of paddy rice seed soaking agent |
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| CN1217879A (en) * | 1998-09-21 | 1999-06-02 | 溧阳市化工厂 | Larva of snout moth killing tablets and production thereof |
| WO2000002453A1 (en) * | 1998-07-07 | 2000-01-20 | Novartis Ag | Pesticidal composition comprising emamectin |
| CN1555703A (en) * | 2004-01-08 | 2004-12-22 | 胡国文 | Cartap built pesticide |
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2013
- 2013-02-05 CN CN2013100440454A patent/CN103070181A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2000002453A1 (en) * | 1998-07-07 | 2000-01-20 | Novartis Ag | Pesticidal composition comprising emamectin |
| CN1217879A (en) * | 1998-09-21 | 1999-06-02 | 溧阳市化工厂 | Larva of snout moth killing tablets and production thereof |
| CN1555703A (en) * | 2004-01-08 | 2004-12-22 | 胡国文 | Cartap built pesticide |
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Non-Patent Citations (1)
| Title |
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| 晓岚 编译: "新杀菌料氟啶胺的生物活性", 《农药译丛》, vol. 18, no. 1, 15 February 1996 (1996-02-15), pages 43 * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105532689A (en) * | 2016-01-14 | 2016-05-04 | 扬州市苏灵农药化工有限公司 | Pesticide composition containing fluazinam, ethylicin and cartap and application of pesticide composition |
| CN105918346A (en) * | 2016-06-24 | 2016-09-07 | 江苏省绿盾植保农药实验有限公司 | Rice seed treating agent containing fluazinam and fosthiazate and application thereof |
| CN107027765A (en) * | 2017-04-26 | 2017-08-11 | 广东华田金谷农业科技有限公司 | A kind of method of Rice Resistance disease pest seed-soaking liquid presoaking and germinating rice cultivation |
| CN108124906A (en) * | 2017-12-21 | 2018-06-08 | 中国水稻研究所 | A kind of paddy rice seed soaking agent |
| CN108124906B (en) * | 2017-12-21 | 2019-11-15 | 中国水稻研究所 | A kind of paddy rice seed soaking agent |
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Application publication date: 20130501 |