CN104023536A - Method for preventing diseases in transplanted rice - Google Patents
Method for preventing diseases in transplanted rice Download PDFInfo
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- CN104023536A CN104023536A CN201280053883.1A CN201280053883A CN104023536A CN 104023536 A CN104023536 A CN 104023536A CN 201280053883 A CN201280053883 A CN 201280053883A CN 104023536 A CN104023536 A CN 104023536A
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- rice
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- paddy
- disease
- isotianil
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G13/00—Protecting plants
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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
- A01N43/72—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
- A01N43/80—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 one nitrogen atom and either one oxygen atom or one sulfur atom in positions 1,2
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C1/00—Apparatus, or methods of use thereof, for testing or treating seed, roots, or the like, prior to sowing or planting
- A01C1/08—Immunising seed
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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
- A01N37/44—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 nitrogen atom attached to the same carbon skeleton by a single or double bond, this nitrogen atom not being a member of a derivative or of a thio analogue of a carboxylic group, e.g. amino-carboxylic acids
- A01N37/50—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 nitrogen atom attached to the same carbon skeleton by a single or double bond, this nitrogen atom not being a member of a derivative or of a thio analogue of a carboxylic group, e.g. amino-carboxylic acids the nitrogen atom being doubly bound to the carbon skeleton
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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
- A01N43/02—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one or more oxygen or sulfur atoms as the only ring hetero atoms
- A01N43/04—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one or more oxygen or sulfur atoms as the only ring hetero atoms with one hetero atom
- A01N43/22—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one or more oxygen or sulfur atoms as the only ring hetero atoms with one hetero atom rings with more than six members
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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
- A01N43/56—1,2-Diazoles; Hydrogenated 1,2-diazoles
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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
- A01N47/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid
- A01N47/40—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid the carbon atom having a double or triple bond to nitrogen, e.g. cyanates, cyanamides
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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
- A01N51/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds having the sequences of atoms O—N—S, X—O—S, N—N—S, O—N—N or O-halogen, regardless of the number of bonds each atom has and with no atom of these sequences forming part of a heterocyclic ring
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- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Health & Medical Sciences (AREA)
- Pest Control & Pesticides (AREA)
- Agronomy & Crop Science (AREA)
- Plant Pathology (AREA)
- Engineering & Computer Science (AREA)
- Dentistry (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Toxicology (AREA)
- Soil Sciences (AREA)
- Pretreatment Of Seeds And Plants (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
This invention provides a method for preventing disease and/or controlling animal pests in transplanted rice having long residual effect in rice paddies, wherein the amount of at least one agrochemical is extremely reduced compared with that of the conventional nursery-box treatment. A method for preventing disease in transplanted rice in rice paddies, characterized in that the composition comprising isotianil is adhered to rice seeds before they are sowed in nursery boxes.
Description
The present invention relates to the method for in transplanting rice prevent disease and/or control animal pest.
To being directly seeded in the pesticide treatments of the rice paddy seed in rice field, be known.Yet, not for the disease of transplanting rice in prevention of water rice field and/or prevent and treat the practical seed treatment that its animal pest is object (Technology of pesticide application (Section III; Common technique of pesticide application, seed disinfection), be published in 1998, the 133rd 139 pages of –, Pesticide Science Society of Japan edits, and Japan Plant Protection Association publishes).
And, although there is the record about the sterilizing methods of seed transmission disease, wherein after immersion or after germinateing, with seed disinfectant, process seed, but the not record (Japanese patent application that Japanese patent application that Japanese patent application that publication number be 9224424, publication number be 11028006, publication number be 11049612) relevant to disease in prevention of water rice field or hexapeopoda pest.
As processing for transplanting rice and/or for preventing and treating the prevention from suffering from the diseases of animal pest, agricultural chemicals are sprayed on paddy field or on incubator.Yet, agricultural chemicals are sprayed onto on paddy field to prevent paddy rice disease and/or control animal pest to have some problems after being transplanted to paddy field, make to need a large amount of agricultural chemicals or the effect of agricultural chemicals not to maintain for a long time.And, although spray agricultural chemicals in paddy field, when agricultural chemicals are sprayed onto to incubator, the amount of agricultural chemicals can reduce to some extent, but in some cases, still durability large and its effect is not enough for the amount of the agricultural chemicals of use.
Therefore, the object of the invention is to improve these defects and process with cellar culture case in the consumption of comparing remarkable minimizing agricultural chemicals that uses, and provide a kind of in transplanting rice prevent disease and/or control animal pest method, described method is simple and cheap, and in paddy field, has long residual effect (residual effect).
For addressing the above problem, by specializing in, inventor has been found that, compared to cellar culture case, process, by first use isotianil (isotianil) Rice seeds treated before being seeded into incubator, can significantly reduce the consumption of agricultural chemicals and realize the dauer effect of agricultural chemicals.Dauer effect in meaning of the present invention means in the rear control of more than 53 days still observing prevention from suffering from the diseases and/or animal pest of transplanting.Preferably, in the rear control of more than 67 days still observing prevention from suffering from the diseases and/or animal pest of transplanting.Most preferably, transplant the control of still observing above prevention from suffering from the diseases and/or animal pest for latter 80 days.
On the other hand, have been found that in some cases, when processing kind of a period of the day from 11 p.m. to 1 a.m by other agricultural chemicals (such as probenazole (probenazol), tiadinil (tiadinil) etc.), caused harmful effect, and when the agricultural chemicals processing seed by reduction is harmful to effect to reduce, after being transplanted to paddy field, can not obtain the sufficient effect of agricultural chemicals.The present invention completes on the basis of above-mentioned discovery.
First embodiment of the present invention is the method for preventing the disease of transplanting rice and/or prevent and treat its animal pest at paddy field, before wherein in rice paddy seed is seeded in to incubator, the composition that comprises isotianil is attached to rice paddy seed, and the amount that the occupation mode of the wherein said composition that comprises isotianil is active component is in the scope of 30 to 180g a.i./ha, preferably in the scope of 40 to 140g a.i./ha, more preferably in the scope of 60 to 120g a.i./ha.
An even preferred embodiment is described method, and the occupation mode of the wherein said composition that comprises isotianil is that active component is in the scope of 40 to 80g a.i./ha, most preferably in the scope of 50 to 70g a.i./ha.
Second embodiment of the present invention is described method, and wherein said rice paddy seed is the seed after soaking and before germination, or the seed after germinateing.
The 3rd embodiment of the present invention is described method, and wherein said composition is aqueous suspension composition, and it comprises isotianil, surfactant, organic solvent and fluoropolymer resin.
The 4th embodiment of the present invention is described method, wherein said composition comprises at least one other agricultural chemicals, and it is selected from oxime bacterium ester (trifloxystrobin), fluorine azoles bacterium aniline (penflufen), Imidacloprid (imidacloprid), thiacloprid (thiacloprid), pleocidin (spinosad) and second worm nitrile (ethiprole).
The 5th embodiment of the present invention is described method, wherein in the rear control of more than 53 days still observing prevention from suffering from the diseases and/or animal pest of transplanting.According to a preferred embodiment, in the rear control of more than 67 days still observing prevention from suffering from the diseases and/or animal pest of transplanting.According to an even preferred embodiment, in the rear control of more than 80 days still observing prevention from suffering from the diseases and/or animal pest of transplanting.
The 6th embodiment of the present invention is described method, and wherein the method is for prevent disease.
The 7th embodiment of the present invention is described method, and wherein said disease is caused by filamentous fungi and/or microorganism.
The 8th embodiment of the present invention is described method, wherein said disease is selected from rice blast (being caused by rice blast fungus (Pyricularia oryzae)), rice brown spot (rice brown spot) or brown spot of rice ear (rice head blight) (being caused by palace portion cochliobolus (Cochliobolus miyabeanus)), rice sheath blight disease (rice sheath bligh) (being caused by Rhizoctonia solani Kuhn (Rhizoctonia solani)), paddy bacterial leaf blight (rice bacterial leaf blight) (being caused by Xanthomonas oryzae (Xanthomonas oryzae pv.oryzae)) and paddy bacterial glume blight (rice bacterial grain rot) (being caused by pod shell Burkholderia (Burkholderia glumae)).
The 9th embodiment of the present invention is described method, and wherein the method is used for preventing and treating animal pest.
The of the present invention ten embodiment is described method, wherein said animal pest is selected from rice water weevil (Lissorhoptrus oryzophilus), rice leaf beetles (Oulema oryzae Kuwayama), rice fulgorid (Delphacidae), rice leafhopper (Nephotettix cincticeps), paddy stem maggot (Hydrellia griseola, rice leaf miner), straight burr rice hesperiidae (Parnara guttata, rice skipper), rice green caterpillar (Naranga aenescens Moore), rice leaf roller (Cnaphalocrocis medinalis), striped rice borer (Chilo suppressalis) and rice thrips (Stenchaetothrips biformis, rice thrips).
Method of the present invention can reduce generation and/or the control animal pest wherein of the disease of transplanting rice for a long time in paddy field, as defined above, processes the identical agricultural chemicals of using compared to cellar culture case, and it uses agricultural chemicals in a small amount.
According to embodiment, be described in more detail below the present invention.The full content of the reference of mentioning in this manual should be included in the scope of this specification.
The method that the present invention relates to prevent the disease of transplanting rice in paddy field and/or prevent and treat its animal pest, is attached to rice paddy seed by the composition that comprises isotianil before it is characterized in that in rice paddy seed is seeded in to incubator.
Isotianil (3, chloro-isothiazole-the 5-of 4-bis-cyano-aniline, 3, the chloro-2'-of 4-bis-cyano group-1,2-thiazole-5-formailide (IUPAC title), 3, the chloro-N-of 4-bis-(2-cyano-phenyl)-5-isothiazole formamide (CAS title)) be agrochemicals compound, it has for example demonstrated, for the safener effect (WO2004/103072, WO2007/057112, WO2009/124708) such as weed killer herbicide toxicity etc.
In the method for the invention, the composition that comprises isotianil can be various dosage forms, for example, wetting powder, granular wetting powder, water soluble preparation, liquid preparation, with liquid, waterborne suspension, microcapsule formulation, can be listed as and make concrete example.Also can use seed pelleting preparation.These preparations can obtain by known method, for example, by isotianil is mixed with filler (developer) (being liquid or solid diluent or carrier), and in some cases, isotianil is mixed with surfactant (being emulsifier and/or dispersant).In the situation that making water as filler, for example can be with an organic solvent as cosolvent.In the present invention, from the angle of machinability, waterborne suspension is preferred.Persistence for effect is considered, as waterborne suspension reagent, particularly preferred aqueous suspension composition is except comprising isotianil, also comprise water, surfactant, liquid diluent (organic solvent) and fluoropolymer resin, especially acryloyl resin ((being total to) polymer resin that comprises alkyl acrylate and/or alkyl methacrylate).If need, defoamer, preservative, thickener, dispersant, antifreeze etc. can be joined in described aqueous suspension composition.In aqueous suspension composition, the content of preferred isotianil is 1 to 50 mass parts, especially 5 to 40 mass parts.The content of preferred surfactant is 0.01 to 10 mass parts, especially 0.1 to 5 mass parts.Preferred amount of diluent is 1 to 50 mass parts, especially 5 to 30 mass parts.The content of preferred acrylic resin is 0.1 to 20 mass parts, especially 1 to 10 mass parts.For the composition of other interpolations, for example defoamer, preservative and thickener, preferred total content is 0 to 10 mass parts, especially 0 to 5 mass parts.Granular polymer resin is preferably as the fluoropolymer resin in aqueous suspension composition and particularly preferably wait by the broken resin of fine powder by grinding.
Example as liquid diluent or carrier, that can mention has aromatic hydrocarbon (dimethylbenzene for example, toluene, Fluhyzon etc.), chloro aromatic compounds or chloro aliphatic hydrocarbon are (for example, chlorobenzene, ethlyene dichloride, carrene etc.), aliphatic hydrocarbon [for example, cyclohexane etc., alkane (for example, mineral oil fractions etc.)], alcohol (for example, C2-10 alcohol, as butanols, ethylene glycol, di-alcohols is as propane diols etc., and ether, ester etc.), ketone (for example, acetone, methyl ethyl ketone, methyl iso-butyl ketone (MIBK), cyclohexanone etc.), intensive polar solvent (dimethyl formamide for example, dimethyl sulfoxide (DMSO) etc.), water etc.
Example as solid diluent or carrier, the synthetic mineral (such as bentonite, silicic acid, aluminium oxide, silicate, quartz sand etc.) of the natural minerals that has pulverizing that can mention (for example, kaolin, clay, talcum, chalk, quartz, attapulgite, montmorillonite, diatomite etc.), pulverizing etc.As the example of the solid carrier for granular preparation, having of can mentioning pulverized the rock (such as calcite, marble, float stone, sepiolite and dolomite etc.) of also classification, synthetic inorganic and organic powder particles, the particle of organic matter (such as sawdust, coconut husk, corncob and tobacco stem etc.) etc.
As surfactant, that can mention has nonionic and anion surfactant [for example polyoxyethylene fatty acid ester, polyoxyethylene aliphatic alcohol ether (as alkylaryl polyglycol ether, alkylsulfonate, alkyl sulfate, arylsulphonate), triphenyl vinyl phenol and ethoxylate thereof], albumin hydrolysate etc.
As the example of dispersant, what can comprise has lignin-sulfite waste liquor, a methylcellulose etc.
Also adhesive can be joined in preparation (powder formulation, granular preparation, emulsion), as the example of described adhesive, that can mention has carboxymethyl cellulose, a natural and synthetic polymer (such as gum Arabic, polyvinyl alcohol, polyvinyl acetate etc.).
Also can use colouring agent, as the example of described colouring agent, that can mention has inorganic pigment (such as iron oxide, titanium oxide, Prussian blue etc.) and organic dyestuff, for example alizarin dyes, azo dyes and a metal phthalocyanine dyestuff; And micro substance, such as the slaine of iron, manganese, boron, copper, cobalt, molybdenum and zinc etc.
And, if needed, except isotianil, can mix other insecticides, for example seed disinfectant, insecticide and fungicide.Below in conjunction with component, can be listed as and make example.Described composition can separately or be combined with.
1) be selected from following strobilurins (strobilurin) class fungicide: Fluoxastrobin (azoxystrobin), the fragrant bacterium ester (coumethoxystrobin) of first, SYP-3375 (coumoxystrobin), dimoxystrobin (dimoxystrobin), Enestroburin (enoxastrobin), fluoxastrobin (fluoxastrobin), kresoxim-methyl (kresoxim-methyl), SSF 126 (metominostrobin), orysastrobin (orysastrobin), ZEN 90160 (picoxystrobin), pyraclostrobin (pyraclostrobin), azoles amine bacterium ester (pyrametostrobin), azoles bacterium ester (pyraoxystrobin) and oxime bacterium ester (trifloxystrobin).
2) be selected from following SDHI fungicide: bixafen, Boscalid (boscalid), carboxin (carboxin), fluorine mepanipyrim (diflumetorim), methuroxam (fenfuram), fluorine pyrrole bacterium acid amides (fluopyram), flutolanil (flutolanil), fluorine azoles bacterium acid amides (fluxapyroxad), furan pyrazoles spirit (furametpyr), seed dressing amine (furmecyclox), pyrazoles naphthalene bacterium amine (isopyrazam), the third oxygen goes out and embroiders amine (mepronil), oxycarboxin (oxycarboxin), fluorine azoles bacterium aniline (penflufen), pyrrole metsulfovax (penthiopyrad), fluorine azoles ring bacterium amine (sedaxane), thiophene fluorine bacterium amine (thifluzamide), benzovindiflupyr and benodanil (benodanil).
3) be selected from following anabasine insecticide: pyrrole worm clear (acetamiprid), clothianidin (clothianidin), MTI-446 (dinotefuran), Imidacloprid (imidacloprid), Nitenpyram (nitenpyram), thiacloprid (thiacloprid) and Diacloden (thiamethoxam).
4) be selected from following blue Buddhist nun's alkali receptor modulators: Rynaxypyr (chloranthraniliprole), cyanogen insect amide (cyanthraniliprole) and fipronil bisamide (flubendiamide).
5) be selected from following multiple killing teichomycin (spinosyn) insecticide: pleocidin (spinosad) and spinetoram.
6) be selected from following Phenylpyrazole insecticide: second worm nitrile (ethiprole) and ethiprole (fipronil).
7) be selected from the following fungicide based on imidazoles: 1-(normal-butyl carbamoyl)-2-benzimidazole-methyl carbamate (benomyl (benomyl)), 1, two (3-methoxycarbonyl-2-ghiourea group) benzene (thiophanate-methyl (thiophanate methyl)) of 2-and N-furfuryl group-TMSIM N imidazole-1-base carbonyl-DL-high lactamine penta-4-alkene ester (pefurazoate (pefurazoate)).
8) be selected from following sterol demethylation inhibitor:
(E) the chloro-α of-4-, α, the fluoro-N-of α-tri-(1-imidazoles-1-base-2-the third oxygen ethylidene)-ortho-aminotoluene (fluorine bacterium azoles (triflumizole)), N-propyl group-N-{2-(2,4,6-Trichlorophenoxy) ethyl } imidazoles-1-carboxylic acid amides (prochloraz (prochloraz)), 2-[(4-chlorphenyl) methyl]-5-(1-Methylethyl)-1-(1H-1,2,4-triazol-1-yl methyl) cyclopentanol (planting bacterium azoles (ipconazole)).
9) be selected from following copper fungicide agent: Kocide SD, alkaline copper chloride, copper gluconate, nonyl benzene copper phenolsulfonate.
10) be selected from other following materials:
Two (dimethyl thiocarbamoyl) disulphide (TMTD), 5-ethyl-5,8-dihydro-8-oxo [l, 3] dioxole is [4,5-g] quinoline-7-carboxylic acid, 4-(2,2-bis-fluoro-1,3-benzo ring amylene-4-yl) pyrroles-3-nitrile also.
Most preferred is the bond of following agricultural chemicals:
Isotianil+oxime bacterium ester; Isotianil+fluorine azoles bacterium aniline; Isotianil+Imidacloprid (imidaclorpid); Isotianil+thiacloprid; Isotianil+pleocidin; Isotianil+second worm nitrile.
Although there is no concrete restriction, but for to for the treatment of preparation and the optimization angle of the amount of agricultural chemicals, preferably, as the content of the isotianil of active component within the scope of 0.01-85 quality %, more preferably within the scope of 0.1-80 quality %, within the scope of 5-70 quality %, the total amount meter based on formulation of insecticides.
For the method that the composition that comprises isotianil is attached on rice paddy seed, there is no concrete restriction.As the method for powder coating, for example, there is a kind of method, wherein rice paddy seed and agricultural chemicals are placed in to swing roller, by rotary drum, by agricultural chemicals, be evenly coated rice paddy seed.As the method for spraying agricultural chemicals, exist, a kind of (1) method for example, is wherein used suitable nozzle agricultural chemicals to be directly sprayed on to the rice paddy seed falling from hopper (hopper) etc.; (2) method, wherein hopper is connected to incubator by vibration guide plate, and when rice paddy seed springing when transmission onboard, uses suitable nozzle use agricultural chemicals spray water rice; And a kind of (3) method, wherein cylinder being arranged between hopper and incubator top, rice paddy seed transmits by cylinder, and agricultural chemicals are sprayed onto to transmission by the rice paddy seed of cylinder.As agricultural chemicals being sprayed onto to the method for rice paddy seed on a small scale, also can use a kind of method, wherein rice paddy seed is put into the rotary machine as mortar mixing machine, with suitable sprinkler, the agricultural chemicals that pre-determine dosage are sprayed onto on rice paddy seed equably.And, also can use a kind of method, wherein rice paddy seed being put into volume is the plastic sack of two to three times of rice paddy seed volumes or suitable container, after the composition that comprises isotianil to be added, close (for plastic sack, after being full of by air, closing the import of sack so that whole sack inflation in sack), vibration stirring so that agricultural chemicals spread all over whole container or sack is inner.In spraying the situation of a large amount of rice paddy seeds, nozzle can be arranged between each delivery means to spray agricultural chemicals, described delivery means guiding is for the sowing machine of incubator, if needed, can mixing water rice and agricultural chemicals.
According to the another kind of method of Rice seeds treated, in seed treatment machine, process the rice paddy seed of germinate in advance (pre-germinated), described seed treatment machine is in order to process the rice paddy seed that germinates in advance but not dry rice paddy seed and exploitation specially.This seed treatment machine comprises machine barrel and the auger (auger) with internal diameter, and described auger has the scraper plate (flight) of axle and this axle of spiral surrounding, in order to seed mixture and at least one agricultural chemicals.Auger is loaded in machine barrel, and sets tolerance between the scraper plate of auger and machine barrel.For during processing (being mixed process) herein process the seed germinateing in advance and do not injure tender shoots, the ratio of tolerance to machine barrel internal diameter is set.Preferably, tolerance is 1:10 to the ratio of machine barrel internal diameter.
This seed treatment machine also comprises that a groove (tank) is for holding at least one agricultural chemicals, and comprises that an air compressor is in order to pressurize these at least one agricultural chemicals spray in this machine barrel.These at least one agricultural chemicals can spray into (PCT/EP2012/058927 does not announce) in machine barrel via at least one nozzle.
According to dry seed weight (the rice paddy seed weight before immersion), preferably, the consumption of the composition that comprises isotianil is within the scope of 0.1 to 7g a.i./kg, especially within the scope of 2 to 4g a.i./kg.Rice paddy seed weight after germinateing according to rice paddy seed weight after soaking or foundation, preferably, the consumption of the composition that comprises isotianil is within the scope of 0.125 to 10g a.i./kg, especially within the scope of 2.5 to 5g a.i./kg.According to rice seedling, be transplanted to the unit are after paddy field, preferably, the consumption of the composition that comprises isotianil is within the scope of 30 to 180g a.i./ha, preferably within the scope of 40 to 140g a.i./ha, more preferably within the scope of 60 to 120g a.i./ha, even more preferably within the scope of 40 to 80g a.i./ha, most preferably within the scope of 50 to 70g a.i./ha.
This is significantly less than the amount that routine is applied to the agricultural chemicals of rice paddy seed.
For rice paddy seed, the seed after the seed after soaking and before germinateing or germination is preferred.The immersion process of rice paddy seed is not limited yet, preferably, for example, for example, with 60 to 140 ℃ of skies of accumulated temperature (at 13 to 14 ℃ 7 to 10 days), make rice paddy seed absorb enough water.After immersion treatment, only need with the composition that comprises isotianil smear, after the Rice seeds treated such as sprinkling by described planting seed, germination and cultivate in incubator.In the situation of germination post processing rice paddy seed, by smear or sprinkling etc., the composition that comprises isotianil is attached on rice paddy seed, described seed is for example after immersion in 20 to 40 ℃, preferably at 25 to 35 ℃, germinate 10 to 30 hours, preferably 20 to 24 hours, and expanded.After processing, rice paddy seed is seeded in to (size for example with 60cm x30cm x3cm) in incubator.
For rice paddy seed, be seeded in incubator and with soil and cover the cultural method of later rice seedling, seedling replanting is arrived to the method for paddy field and transplant rear specifically restriction of method of cultivating paddy rice, and can adopt the known method of routine.For example, covering after seed with soil, each incubator is placed in to culturing room and makes seed sprouting, then, incubator is moved into and cultivates room and further cultivate.Only need to use cultivator (cultivator) etc. by the seedling replanting of cultivating in paddy field.The paddy rice cultural method being transplanted to after paddy field is not limited yet, can cultivate according to conventional methods paddy rice.
Although do not have specifically to limit method of the present invention for disease, but agricultural chemicals for example can be used for antagonism, Plasmodiophoromycetes (Plasmodiophoromycetes), Oomycete (Oomycetes), Zygomycetes (Zygomycetes), Ascomycetes (Ascomycetes), Basidiomycetes (Basidiomycetes), deuteromycetes (Deuteromycetes), bacterium (Bacteria).The disease of especially plant-derived pathogene, described phytopathogen is selected from bakanae disease (Gibberella fujikuroi (Gibberella fujikuroi)), rice blast (rice blast fungus (Pyricularia oryzae)), rice brown spot (palace portion cochliobolus (Cochliobolus miyabeanus)), rice sheath blight disease (Rhizoctonia solani Kuhn (Rhizoctonia solani)), paddy bacterial damping off (Burkholderia plantarii), paddy bacterial leaf blight (being caused by Xanthomonas oryzae (Xanthomonas oryzae pv.oryzae)), paddy bacterial glume blight (pod shell Burkholderia (Burkholderia glumae)) and Pseudomonas panici Stapp (oat bites sour bacterium (Acidovorax avenae)).Especially be derived from the disease of filamentous fungi and/or microorganism, for example, can effectively prevent rice blast, rice brown spot, brown spot of rice ear, rice sheath blight disease, bacterial blight of rice and paddy bacterial glume blight.
Within the scope of meaning of the present invention, all rice grubs all can be prevented and treated by method of the present invention.According to a preferred embodiment of the present invention, rice grub to be prevented and treated is selected from rice root weevil (Lissorhoptrus oryzophilus), rice leaf beetles (Oulema oryzae Kuwayama), rice fulgorid (Delphacidae), rice leafhopper (Nephotettix cincticeps), paddy stem maggot (Hydrellia griseola (rice leaf miner)), straight burr rice hesperiidae (Parnara guttata (rice skipper)), rice green caterpillar (Naranga aenescens Moore), rice leaf roller (Cnaphalocrocis medinalis), striped rice borer (Chilo suppressalis) and rice thrips (Stenchaetothrips biformis, (rice thrips)).
Inventor will explain the present invention based on following examples.
embodiment 1
The seed of rice paddy seed for processing with following methods: rice paddy seed (expanding) and a kind of preparation by making dry seed carry out immersion treatment to germinate are placed in to plastic sack, described preparation contains 3g active component (isotianil)/1kg dry seed, and (aqueous suspension composition consists of following material: isotianil: approximately 20 mass parts, surfactant (triphenyl vinyl phenol): approximately 1 mass parts, acryloyl resin: approximately 3 mass parts, propane diols as thinner: 10 mass parts, other additive (defoamers, preservative, thickener etc.): amount to 5 mass parts or following, and water is remainder), it is mixed well.Then, the rice paddy seed (according to dry seed weight) of every single incubator (60cm x30cm x3cm) sowing 150g also covers with soil immediately.With soil, cover after seed, incubator is placed in to culturing room and at 30 ℃, preserves approximately 3 days.After germination, incubator is moved to and cultivates room and make it turn green, and cultivate according to conventional methods.Machinery is transplanted the seedling (approximately 2.5 leaf phase) of cultivating, every 10a20 case (being every 0.1ha20 case).According to the general management such as apply fertilizer of local conventional method.
embodiment 2
According to the condition identical with embodiment 1, prepare paddy rice sample, difference is to use the same preparation with 6g active component/1kg dry seed.
comparing embodiment 1
Under the condition identical with embodiment 1, prepare paddy rice sample, difference is not use isotianil preparation.
comparing embodiment 2
By preparation (granular composition that comprises 2% isotianil) being administered to growth case, not carrying out seed treatment and prepare paddy rice sample.That is, 2.2L compost is put into incubator and by the water lavation of 1L to compost, then sow the seed (according to dry seed weight) of 150g, then every case evenly sprays described in 50g preparation and with soil, covers incubator immediately.With soil, cover after seed, incubator is placed in to culturing room and at 30 ℃, preserves approximately 3 days.After germination, incubator is moved to and cultivates room and make it turn green, cultivate according to conventional methods.Machinery is transplanted the seedling (approximately 2.5 leaf phase) of cultivating, every 10a20 case (being every 0.1ha20 case).According to the general management such as apply fertilizer of local conventional method.
The test of the disease patient's condition
Transplanting latter 53 days, 67 days with within 80 days, check the prevention from suffering from the diseases of rice blast of the paddy rice sample of embodiment 1, embodiment 2 and comparing embodiment 2, use the paddy rice sample of comparing embodiment 1 (untreated paddy rice group) as standard.According to following formula, calculate the value of prevention from suffering from the diseases.
Prevention from suffering from the diseases value=100-(disease in treated paddy rice group occurs/disease in untreated paddy rice group occur) X100
The generation of disease:
0 on-bladed infringement
0.2 approximately 10 blade infringements in a strain rice plants (compared with low blades type)
The blade infringement area ratio of 0.5 plant is lower than 1%
The blade infringement area ratio of 1 plant is 1 to 5%
The blade infringement area ratio of 2 plants is higher than 5% and be up to 10%
The blade infringement area ratio of 3 plants is higher than 10 and be up to 20%
The blade infringement area ratio of 4 plants is higher than 20 and be up to 40%
The blade infringement area ratio of 5 plants is higher than 40 and be up to 80%
The blade infringement area ratio of 6 plants is higher than 80
Check result based on prevention from suffering from the diseases value, the prevention from suffering from the diseases effect by 5 level evaluations to rice blast:
0: prevention value was 0 (being equivalent to undressed group),
1: prevention value is 1 to 20,
2: prevention value is 21 to 40,
3: prevention value is 41 to 60,
4: prevention value is 61 to 80,
5: prevention value is 81 to 100).
The results are shown in table 1 (a.i.: active component)
[table 1]
As shown in the result of table 1, the seed treatment of before in being seeded in incubator, rice paddy seed being carried out demonstrates extremely excellent prevention from suffering from the diseases effect, even, after transplanting 80 days, it only uses the approximately preparation of half amount (15ml/kg seed) to have the effect being equivalent to by sowing (on-sowing) processing.By this result, should think compared to process (it is conventional treatment method) by when sowing, by the method, can more effectively utilize agricultural chemicals, and this method has obtained high prevention from suffering from the diseases effect.
embodiment 1-2
According to the condition identical with embodiment 1, prepare paddy rice sample, difference is to use the same preparation with 2g active component/1kg dry seed.
embodiment 2-2
According to the condition identical with embodiment 1, prepare paddy rice sample, and use the same preparation with 3g active component/1kg dry seed.
embodiment 3-2
According to the condition identical with embodiment 1, prepare paddy rice sample, difference is to use the same preparation with 4g active component/1kg dry seed.
embodiment 2-2
According to the condition identical with embodiment 2, prepare paddy rice sample, and use the same preparation with 6g active component/1kg dry seed.
comparing embodiment 1-2 and 2-2
All conditions is identical with comparing embodiment 1 and 2 respectively.
The test of the disease patient's condition of table 2
Latter 66 days of transplanting with within 80 days, check the prevention from suffering from the diseases of rice blast of the paddy rice sample of embodiment 1-2, embodiment 2-2, embodiment 3-2, embodiment 4-2 and comparing embodiment 2-2, use the paddy rice sample of comparing embodiment 1-2 (untreated paddy rice group) as standard.According to testing with the described disease patient's condition value that identical formula calculates prevention from suffering from the diseases.
[table 2]
As shown in the result of table 2, the seed treatment of before in being seeded in incubator, rice paddy seed being carried out demonstrates extremely excellent prevention from suffering from the diseases effect, even, after transplanting 80 days, the preparation (10ml/kg seed) that its use is less than 1/3rd amounts has the effect being equivalent to by sowing (on-sowing) processing.By this result, should think compared to process (it is conventional treatment method) by when sowing, by the method, can more effectively utilize agricultural chemicals, and this method has obtained high prevention from suffering from the diseases effect.
Claims (11)
1. one kind is prevented the disease of transplanting rice and/or the method for control animal pest in paddy field, wherein before rice paddy seed is seeded in to incubator, the composition that comprises isotianil is attached to rice paddy seed, and the consumption that the occupation mode of the wherein said composition that comprises isotianil is active component is in the scope of 30 to 180g a.i./ha.
2. the process of claim 1 wherein that the amount of active component is in the scope of 40 to 140g a.i./ha.
3. claim 1 or 2 method, wherein said rice paddy seed for after soaking and the seed before germination or germinate after seed.
4. the method for any one in claim 1-3, wherein said composition is aqueous suspension composition, it comprises isotianil, surfactant, organic solvent and fluoropolymer resin.
5. the method for any one in claim 1-4, wherein said composition comprises at least one other agricultural chemicals, it is selected from oxime bacterium ester, fluorine azoles bacterium aniline, Imidacloprid, thiacloprid, pleocidin and second worm nitrile.
6. the method for any one in claim 1-5, wherein in latter 53 days of transplanting or the above control of still observing prevention from suffering from the diseases and/or animal pest.
7. the method for any one in claim 1-6, wherein said method is for prevent disease.
8. the method for any one in claim 1-7, wherein said disease is caused by filamentous fungi and/or microorganism.
9. the method for any one in claim 1-8, wherein said disease is selected from rice blast (being caused by rice blast fungus (Pyricularia oryzae)), rice brown spot or brown spot of rice ear (being caused by palace portion cochliobolus (Cochliobolus miyabeanus)), rice sheath blight disease (being caused by Rhizoctonia solani Kuhn (Rhizoctonia solani)), paddy bacterial leaf blight (being caused by Xanthomonas oryzae (Xanthomonas oryzae pv.oryzae)) and paddy bacterial glume blight (being caused by pod shell Burkholderia (Burkholderia glumae)).
10. the method for any one in claim 1-6, wherein said method is used for preventing and treating animal pest.
The method of any one in 11. claim 1-6 and 10, wherein said animal pest is selected from rice root weevil (Lissorhoptrus oryzophilus), rice leaf beetles (Oulema oryzae Kuwayama), rice fulgorid (Delphacidae), rice leafhopper (Nephotettix cincticeps), paddy stem maggot (Hydrellia griseola (rice leaf miner)), straight burr rice hesperiidae (Parnara guttata (rice skipper)), rice green caterpillar (Naranga aenescens Moore), rice leaf roller (Cnaphalocrocis medinalis), striped rice borer (Chilosuppressalis) and rice thrips (Stenchaetothrips biformis (rice thrips)).
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| CN105211076A (en) * | 2015-10-31 | 2016-01-06 | 许自协 | A kind of compound suppressing Burkholderia glumae to grow |
| CN105519545A (en) * | 2014-09-30 | 2016-04-27 | 陕西美邦农药有限公司 | Benzovindiflupyr containing efficient fungicidal composition |
| CN106900436A (en) * | 2017-02-23 | 2017-06-30 | 舒城县文禾种植专业合作社 | A kind of seedling culture method for reducing rice pathogenesis rate |
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| JP2014533660A (en) * | 2012-11-02 | 2014-12-15 | バイエル・インテレクチユアル・プロパテイー・ゲー・エム・ベー・ハー | How to prevent disease in transplanted rice |
| CN103918667A (en) * | 2014-04-24 | 2014-07-16 | 深圳诺普信农化股份有限公司 | Bactericidal composition |
| JP2016000005A (en) * | 2014-06-11 | 2016-01-07 | 保土谷化学工業株式会社 | Germicidal treatment method at the budding time of rice seeds |
| JP2018174944A (en) * | 2018-08-22 | 2018-11-15 | 保土谷化学工業株式会社 | Germicidal treatment method at forced sprouting of rice seeds |
| AU2019369587A1 (en) * | 2018-10-31 | 2021-06-17 | Kumiai Chemical Industry Co., Ltd. | Method for controlling diseases in small grain cereals, seed of small grain cereals, and method for suppressing lodging damage in small grain cereals |
| CN111602664A (en) * | 2020-06-30 | 2020-09-01 | 上海贯发海洋生物科技有限公司 | Slow-release rice seedbed treating agent containing bactericidal active composition and application thereof |
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| KR20140098103A (en) | 2014-08-07 |
| IN2014DN03239A (en) | 2015-05-22 |
| CN107950263A (en) | 2018-04-24 |
| JP5873298B2 (en) | 2016-03-01 |
| JP2013095731A (en) | 2013-05-20 |
| WO2013064619A1 (en) | 2013-05-10 |
| KR102001700B1 (en) | 2019-07-18 |
| TWI565409B (en) | 2017-01-11 |
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