CN107711829A - A kind of bactericidal composition and its application process for preventing and treating rice sheath blight disease - Google Patents
A kind of bactericidal composition and its application process for preventing and treating rice sheath blight disease Download PDFInfo
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- CN107711829A CN107711829A CN201710118455.7A CN201710118455A CN107711829A CN 107711829 A CN107711829 A CN 107711829A CN 201710118455 A CN201710118455 A CN 201710118455A CN 107711829 A CN107711829 A CN 107711829A
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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
- A01N25/00—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests
- A01N25/12—Powders or granules
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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
- A01N25/00—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests
- A01N25/02—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests containing liquids as carriers, diluents or solvents
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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
- A01N25/00—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests
- A01N25/30—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests characterised by the surfactants
-
- 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
-
- 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
- A01N43/14—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 six-membered rings
- A01N43/16—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 six-membered rings with oxygen as the ring hetero atom
-
- 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
- A01N43/54—1,3-Diazines; Hydrogenated 1,3-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
- A01N43/64—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with three nitrogen atoms as the only ring hetero atoms
- A01N43/647—Triazoles; Hydrogenated triazoles
- A01N43/653—1,2,4-Triazoles; Hydrogenated 1,2,4-triazoles
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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
- A01N43/74—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 1,3
- A01N43/78—1,3-Thiazoles; Hydrogenated 1,3-thiazoles
-
- 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
Abstract
The present invention relates to a kind of bactericidal composition and its application process for preventing and treating rice sheath blight disease, each component of the bactericidal composition is according to following parts by weight：Bactericide：15‑35；Surfactant：3‑28；Oily matter：2‑30；White carbon：1‑10；Solid core core material：10‑80；KCl：1‑30；The bactericide is that weight ratio is 1:2、1:3、1:5、2:1、3:1、5:Surfactant described in 1 thifluzamide and the mixture composition of Fluoxastrobin is that weight ratio is 1:20‑30:1 sulfonate lignin and the complexed surfactant of APES；The oily matter is that weight ratio is 1:10‑20:1 mineral oil and the compound oily matter of vegetable oil.The bactericidal composition is in dispersiveness, diffusion velocity and prevents and treats the equal excellent effect of rice sheath blight disease, time saving and energy saving, has preferable production application value.
Description
Technical field
The present invention relates to pesticide field, and in particular to bactericide field, more particularly to the sterilization of preventing and treating rice sheath blight disease
Composition and its application process.
Background technology
Rice sheath blight disease, rotten pedopathy, flower stalk disease etc. are commonly called as, is a kind of worldwide nosomycosis generally occurred in Rice Production
Evil, is caused by Rhizoctonia solani Kuhn (Rhizoctonia solani), and one of three major diseases of rice.With more tillers, of short stem
Change in the modes such as the popularization and management of the High-yielding Measures such as kind and dense planting, lift-augmented mechanism, its cause harm it is increasingly heavier, into
First of the major disease of south China rice three.
Present applicant finds that the sclerotium of rice sheath blight disease germ is in its Disease Cycle by prolonged research
It is an important step.Pathogen is mainly survived the winter with sclerotium in soil, also can be with mycelium and sclerotium in sick straw and other
Survived the winter in host's residuum.Primary source of infection is mainly the sclerotium of field wintering.After spring ploughing is poured water, sclerotium of the surviving the winter floating water surface, rice transplanting
Float, be attached on rice strain base portion leaf sheath with water afterwards, under suitable condition, sprouting grows mycelia, into leaf sheath inner side, produces attachment
Born of the same parents, by stomata or directly invade in tissue.After germ intrusion, extended in rice strain tissue, and outwards grow aerial hyphae, it is climing
Nearby leaf sheath, blade or neighbouring rice strain is extended down to be infected again.After the sclerotium that sick portion is formed comes off, it can also float and adhere to current
In rice strain base portion, infected again after sprouting.It can be seen that the communicable sclerotium that has for controlling floating on water is preventing and treating rice banded sclerotial blight
The key of disease.
The method of existing preventing and treating rice sheath blight disease is typically manually sprayed insecticide, and it has the disadvantage that：1st, it is time-consuming to take
Power, as a rule, it is necessary to which using 2-4 bactericide, every mu of single is manually 5- using cost during the plantation of whole rice
10 yuan；2nd, the through target of medicament sprayed is poor, artificial sprinkling, it may appear that a part of floating in the air with the wind, is sprayed to crop leaf
Etc. situation, about only 60-75% can reach target, add using cost.
In addition, also exist by way of bactericide preparation granulating agent is broadcasted sowing to prevent and treat, but these granulas are most
Once broadcasting sowing down submerged, it is impossible to the sclerotium of floating on water is worked well, while on rice leaf sheath, blade
Aerial hyphae can not work, after being absorbed in water, the active component ratio of effectively through target is smaller.
The preparation suitable on rice terrace, applicant itself have done more research to rice terrace Agrotechnical formulation, such as
201310710822.4（A kind of big granula of paddy field weed-killer and preparation method thereof）, disclose herbicide pretilachlor, pyrazosulfuron
Big granula is mixed to prepare Deng with auxiliary agents such as alkylamide APEO, phenyl phenol polyethenoxy ethers；201410670721.3（One
Paddy field weed-killer big granula of the kind containing pyrazosulfuron and dichloro quinolinic acid）, disclose containing above-mentioned active component and surface-active
The auxiliary agents such as agent, oily matter, solid core core material are mixed to prepare big granula；201610290446.1（One kind preventing and treating rice banded sclerotial blight
The composition of disease and rice blast floats big granula and preparation method thereof）Also disclose containing active component, dispersant, expansion
The big granula that the auxiliary agents such as spreader are mixed to prepare；But applicant has found that it had previously been developed big by later stage considerable research
Granula facilitates unsatisfactory in the dispersiveness, stability and slow release effect of big granula, therefore applicant is by adjusting big granula
In multiple components and respective components content, newly develop the more excellent big granule formulations of effect.
On preventing and treating the active component of rice sheath blight disease, applicant retrieves following prior art：Chinese patent
201010190031X（A kind of agricultural bactericidal composition containing thifluzamide）Disclose thifluzamide and selected from kresoxim-methyl, phonetic bacterium
The active ingredient combinations of ester, pyraclostrobin or ZJ0712, however said composition be only configured to traditional water dispersible granules,
Suspending agent, wettable powder, dispersible oil-suspending agent, missible oil, microemulsion, aqueous emulsion, suspension seed-coating agent, microcapsule suspending agent etc.；
Chinese patent 2010101902739（A kind of agricultural bactericidal composition containing thifluzamide）Disclose a kind of thifluzamide and be selected from
Difenoconazole, hexaconazole, propiconazole, Cyproconazole, Tebuconazole, and the third active component tricyclazole, Isoprothiolane, rice blast
Acid amides, kasugarnycin, Prochloraz, the bactericidal composition of Fluoxastrobin, but in formulation this respect, be also only be configured to it is traditional
Pesticidal preparations, the characteristic that rice sheath blight disease is propagated is not considered, makes the preparation for suitably preventing and treating the special disease.
The content of the invention
It is an object of the invention to provide a kind of bactericidal composition of effectively preventing and treating rice sheath blight disease, the selection of its one side are special
Fixed fungicide active ingredient combination, it is often more important that by the sterilization component formulated in combination into the preparation shape for specifically floating big granula
Formula, realize effectively preventing and treating rice sheath blight disease.
The present invention is achieved through the following technical solutions：
A kind of bactericidal composition for preventing and treating rice sheath blight disease, it is characterised in that each component of the bactericidal composition is according to as follows
Parts by weight：
Bactericide：15-35；
Surfactant：3-28；
Oily matter：2-30；
White carbon：1-10；
Solid core core material：10-80
KCl：1-30；
The bactericide is that weight ratio is 1:2、1:3、1:5、2:1、3:1、5:1 thifluzamide combines with the mixture of Fluoxastrobin
Thing；
The surfactant is that weight ratio is 1:20-30:1 sulfonate lignin and the composite table of APES
Face activating agent；
The oily matter is that weight ratio is 1:10-20:1 mineral oil and the compound oily matter of vegetable oil.
Preferably, the dosage of bactericide is 20-30 parts by weight, more preferably 24-26 parts by weight；
Preferably, the bactericide is that weight ratio is 5:1；
Preferably, the dosage of surfactant is 5-25 parts by weight, more preferably 8-20 parts by weight, most preferably 15-18 weight
Part；
Preferably, in complexed surfactant, the weight ratio of sulfonate lignin and APES is 1:10-15:
1, more preferably 1:3-5:1, most preferably 2:1；
Preferably, the dosage of compound oily matter is 5-25, more preferably 10-20, most preferably 14-16；
Preferably, in compound oily matter, the weight ratio of mineral oil and vegetable oil is 1:5-10:1, more preferably 1:2-4:1, most
Preferably 2:1.
The solid core core material is calcining float stone, calcines vermiculite, obsidian, perlite or glass pearl；Most preferably
Glass pearl.
In addition, optional, the bactericide can also be 1:2、1:3、1:5、2:1、3:1、5:1 thifluzamide is with being selected from
Kind bacterium azoles, SSF 126, metconazole, dimethomorph, probenazole, tiadinil, SYP-3375, triazolone, Triadimenol, evil frost
Spirit, metrafenone, captan or folpet the second component mixture composition；Most preferably the two is 5:1；
Preferably, on the basis of the bactericide can be the mixture composition of above-mentioned thifluzamide and Fluoxastrobin, choosing is added
From the third component of probenazole, kind bacterium azoles, tiadinil, SYP-3375, captan or folpet, wherein mixture composition
Amount ratio with third component is 1:1；Preferably, third component is tiadinil or SYP-3375.
Further, the present invention provides a kind of method for preventing and treating rice sheath blight disease, it is characterised in that in rice transfer field
In, thrown after rice transplanting and apply above-mentioned bactericidal composition；Or in direct sowing of rice Tanaka, thrown when rice length to two one heart stage of leaf apply it is above-mentioned
Bactericidal composition；Dosage is 10-30g/ mus.
On the principle and effect of prevention and controls of the present invention, it is described as follows：
On floating the selection of big granula auxiliary agent：The mechanism that applicant is contaminated by Study On Rice banded sclerotial blight cause of disease, draws rice
Banded sclerotial blight germ contaminates circulation, the dispenser in water, can directly kill the sclerotium in water, is contaminated and fallen ill again with reduction and be general
Rate.Dispenser period and the insecticide-applying way of rice sheath blight disease controlling are changed, by early prevention and treatment, reaches accuracy pesticide applying, decrement is applied
Medicine, saving of work and time, liberating rural labour, rice cropping cost is reduced, improve the purpose of rice economic benefit；It can particularly rise
To good preventive effect.
In fact, research floats big granula to applicant always, such as in the first application of applicant in recent years
It is related to preventing and treating rice sheath blight disease in 201610290446.1 and the composition of rice blast floats big granula and preparation method thereof, its
In be related to bactericidal composition using active component thifluzamide and fenoxanil, with auxiliary agent such as polyethers trisiloxanes, naphthalene
Sulfonic acid dipersant, polycarboxylate anion etc. are configured to float big granula, and it is dispersed and cost-effective to which describe its
The effect of aspect, and the prevention effect of corresponding preventing and treating rice sheath blight disease.But in production practices, it has been found that should
Big granula dispersiveness deficiency is floated, it is embodied in, and through target speed is inadequate, i.e., diffusion velocity is less than 0.75m/min, Jin Er
The water surface is applied to when reaching target（It has been investigated that 95% sclerotium is gathered at plant diameter 10cm）, its active component damage
Lose 12-16%；Applicant has found that, by selecting specific surfactant, particularly it is with one by largely studying and groping
During fixed ratio combination, its dispersiveness greatly reinforces, and diffusion velocity is fast, more than 1.4m/min, active ingredient loss be down to 5% with
Under；
In addition, applicant has been unexpectedly discovered that, when the specific compound oily matter of selection, particularly the two is answered with specific ratio
Timing, the persistence that big granula is adhered at target more preferably, compared to 201610290446.1 in complex composition for, it is held
Long property improves at least 25%.
Traditional formulations of pesticide, such as missible oil, wettable powder, water dispersible granules, water（Oil）Under suspending agent, aqueous emulsion etc. are
Field sprays, not only time-consuming, and agricultural chemicals utilization rate is very low.It is generally necessary to the use of 2-3 times, can be only achieved preventing and treating rice line
The effect of rot.The present invention considers from the pathogenesis of the disease, invented with easy to use, time saving and energy saving, utilization rate and
The big granula of floating for the superiority such as security is good.
In addition, it has been found that the big granula of the floating containing two-spot or ternary active composition of the invention has compared to single dose
Stronger synergistic effect.
Embodiment
In order to deepen the understanding of the present invention, below in conjunction with embodiment, the invention will be further described, these implementations
Example is only used for explaining the present invention, is not intended to limit the scope of the present invention..
First, embodiment is prepared
Prepare embodiment 1：The Fluoxastrobin of the thifluzamide of 8 parts by weight, 16 parts by weight is adsorbed with the white carbon of 8 parts by weight, then
After the phenyl phenol polyethenoxy ether of sulfonate lignin, 9 parts by weight, the KCl of 12 parts by weight with 9 parts by weight are well mixed, warp
Female powder is obtained after airslide disintegrating mill ultramicro grinding.By the mineral oil of female powder and 7.5 parts by weight, the vegetable oil of 7.5 parts by weight, and
Surplus amounts to 100 parts by weight for glass pearl and is well mixed, and is transferred in extruding granulation equipment and is granulated, obtains irregular post
Shape particle, obtained particle is dried, sieved, obtained the thifluzamide Fluoxastrobins that active constituent content is 24% and sterilize
Big granula finished product.
Prepare embodiment 2：Thifluzamide except 6 parts by weight, in addition to the Fluoxastrobin of 18 parts by weight, remaining is the same as preparing embodiment 1.
Prepare embodiment 3：Thifluzamide except 4 parts by weight, in addition to the Fluoxastrobin of 24 parts by weight, remaining is the same as preparing embodiment 1.
Prepare embodiment 4：Thifluzamide except 16 parts by weight, in addition to the Fluoxastrobin of 8 parts by weight, remaining is the same as preparing embodiment 1.
Prepare embodiment 5：Thifluzamide except 18 parts by weight, in addition to the Fluoxastrobin of 6 parts by weight, remaining is the same as preparing embodiment 1.
Prepare embodiment 6：Thifluzamide except 20 parts by weight, in addition to the Fluoxastrobin of 4 parts by weight, remaining is the same as preparing embodiment 1.
Prepare embodiment 7：Except surfactant is the sulfonate lignin of 20 parts by weight, the phenyl phenol polyoxy of 1 parts by weight
Outside vinethene, remaining is the same as preparation embodiment 6.
Prepare embodiment 8：Except surfactant is the sulfonate lignin of 12 parts by weight, the phenyl phenol polyoxy of 6 parts by weight
Outside vinethene, remaining is the same as preparation embodiment 6.
Prepare embodiment 9：Except surfactant is the sulfonate lignin of 1 parts by weight, the phenyl phenol polyoxy of 20 parts by weight
Outside vinethene, remaining is the same as preparation embodiment 6.
Prepare embodiment 10：Mineral oil except 20 parts by weight, in addition to the mineral oil of 1 parts by weight, remaining is the same as preparing embodiment 8；
Prepare embodiment 11：Mineral oil except 10 parts by weight, in addition to the mineral oil of 5 parts by weight, remaining is the same as preparing embodiment 8；
Prepare embodiment 12：Mineral oil except 1 parts by weight, in addition to the mineral oil of 20 parts by weight, remaining is the same as preparing embodiment 8；
Prepare embodiment 13：Except active component is the thifluzamide of 20 parts by weight, in addition to the kind bacterium azoles of 4 parts by weight, remaining is the same as preparation
Embodiment 1；
Prepare embodiment 14：Except active component is the thifluzamide of 20 parts by weight, in addition to the SSF 126 of 4 parts by weight, remaining is the same as system
Standby embodiment 1；
Prepare embodiment 15：Except active component is the thifluzamide of 20 parts by weight, in addition to the metconazole of 4 parts by weight, remaining is the same as preparation
Embodiment 1；
Prepare embodiment 16：Except active component is the thifluzamide of 20 parts by weight, in addition to the probenazole of 4 parts by weight, remaining is the same as preparation
Embodiment 1；
Prepare embodiment 17：Except active component is the thifluzamide of 9.6 parts by weight, the Fluoxastrobin of 2.4 parts by weight, 12 parts by weight
Outside tiadinil, remaining is the same as preparation embodiment 1；
Prepare embodiment 18：Except active component is the thifluzamide of 9.6 parts by weight, the Fluoxastrobin of 2.4 parts by weight, 12 parts by weight
Outside SYP-3375, remaining is the same as preparation embodiment 1.
Comparative example 1：In addition to surfactant is sulfonate lignin, remaining is the same as preparation embodiment 11；
Comparative example 2：In addition to surfactant is phenyl phenol polyethenoxy ether, remaining is the same as preparation embodiment 11；
Comparative example 3：In addition to surfactant is alkylamide APEO, remaining is the same as preparation embodiment 11；
Comparative example 4：In addition to surface-active is naphthalenesulfonic acid-formaldehyde condensate, remaining is the same as preparation embodiment 11；
Comparative example 5：Except surface-active is the alkylamide APEOs of 3 parts by weight, the phenyl phenol polyethenoxy ether of 5 parts by weight
Outside, remaining is the same as preparation embodiment 11；
Comparative example 6：In addition to oily matter is the mineral oil of 15 parts by weight, remaining is the same as preparation embodiment 11；
Comparative example 7：In addition to oily matter is the vegetable oil of 15 parts by weight, remaining is the same as preparation embodiment 11.
Comparative example 8：In addition to active component is the thifluzamide of 24 parts by weight, remaining is the same as preparation embodiment 11.
Comparative example 9：In addition to active component is the Fluoxastrobin of 24 parts by weight, remaining is the same as preparation embodiment 11.
Comparative example 10：Except the thifluzamide that active component is 12 parts by weight, outside the Fluoxastrobin of 12 parts by weight, remaining is the same as preparing
Embodiment 11.
Comparative example 11：In addition to active component is the tiadinil of 24 parts by weight, remaining is the same as preparation embodiment 11.
Comparative example 12：In addition to active component is the SYP-3375 of 24 parts by weight, remaining is the same as preparation embodiment 11.
Comparative example 13：Except the tiadinil that active component is 12 parts by weight, outside the Fluoxastrobin of 12 parts by weight, remaining is the same as preparing
Embodiment 11.
Comparative example 14：Except the SYP-3375 that active component is 12 parts by weight, outside the Fluoxastrobin of 12 parts by weight, remaining is the same as preparing
Embodiment 11.
Comparative example 15：Except the tiadinil that active component is 12 parts by weight, outside the thifluzamide of 12 parts by weight, remaining is the same as making
Standby embodiment 11.
Comparative example 16：Except the SYP-3375 that active component is 12 parts by weight, outside the thifluzamide of 12 parts by weight, remaining is the same as making
Standby embodiment 11.
2nd, the big granula correlated performance embodiment of the present invention
1st, water surface diffusion velocity is tested
（1）Solution and instrument
Running water：Drink level；
Tank：Long 120cm, wide 20cm, high 10cm；Water bath with thermostatic control：(30±2)℃；
Stopwatch.
（2）Water surface diffusion velocity determines
In length × width × height=120cm × 20cm × 10cm tank, running water, water layer height >=2cm are put into；Claim 20mg samples
Product are placed on the water-surface areas on tank top, it is voluntarily spread, while are just spread in the water surface with manual time-keeping, determination sample
Required time during to 1m, parallel determination three times, are averaged.Sample is determined in water surface diffusion velocity v（m/min）；
（3）Determine active ingredient loss rate
Due to playing prevention after floating big granula only arrival target or preventing and treating rice sheath blight disease, its long-time can not reach target
Or the target part that nearby or after applying sinks under water at once is considered as the part that do not work, this experiment test apply after 5 minutes, 10
Minute reaches 8 centimetres of plant diameter scope, more than water layer 2cm active material accounts for former active material total amount percentage.
Measurement result such as table 1 below：
Interpretation of result：As can be seen from Table 1, embodiments of the invention 1-18 relative to comparative example 1-5 in water surface diffusion velocity
And quick-acting is more excellent, particularly the present invention uses compound surfactant for the single dose of comparative example 1 and 2,
Effect is more excellent, and for the comparative example 2-5 using other kinds of surfactant and combinations thereof, effect is also more excellent；
In addition, when active component is other active components, it is bad with the compatibility of big granula of the invention, and then corresponding dispersiveness
Difference.
In addition, with regard to the application itself, when selecting specific Surfactant Ratio, such as the two in preparation example 8
For 2:When 1, its effect is better compared to embodiment 7,9, and when mineral oil and vegetable oil are special ratios, i.e. embodiment
11 effect is compared to embodiment 10,12 more preferably.
2nd, big granula endurance life test is floated
It is to play bactericidal action on the water surface and on certain water layer due to floating big granula, when through after a period of time, it is
Sink under water, then show that its flotation property is bad, corresponding persistence is poor.This experiment test apply after 1 hour and 5 hours,
8 centimetres of plant diameter scope, more than water layer 2cm active component account for former active material total amount percentage.
Measurement result such as table 2 below：
Interpretation of result：When it is single dose to float the oily matter in big granula, it is worse in terms of persistence compared to composite finisher,
In addition, when it is special ratios, its effect is also optimal with regard to composite finisher in itself.
3rd, biological activity test
（1）Using the growth bacteriostatic activity of Plating measure thifluzamide, Fluoxastrobin to rice sheath blight disease mycelia, the joint of mixture
Effect measure calculates coefficient of synergism according to Wadley methods（SR）.It is specifically shown in table 3 below：
（2）Further, applicant also measured were the bioactivity of the triple combination preventing and treating rice sheath blight disease of the application, by thiophene furan
Acid amides, Fluoxastrobin and tiadinil（Or SYP-3375）Compounded：Wherein by thifluzamide and Fluoxastrobin mixture composition（Under
Claim A, the wherein weight ratio of thifluzamide and Fluoxastrobin is 5:1）Amount ratio with third component is 1:1 two kinds of active compounds by effectively into
Triple combination is made in distribution, and formula carries out toxicity test by Study on Fungicide Toxicity method respectively.
Mixture synergy is evaluated, with EC50Based on value, mixture joint is evaluated by calculating mixture co-toxicity coefficient
Type of action.
CTC120 is synergistic effect, 80≤CTC<120 be summation action, CTC<80 be antagonism.
。
Measurement result shows, when the triple combination has into one compared to the binary of the present invention with SYP-3375 or tiadinil compounding
The synergistic effect of step.
（2）Field medicine effect test
Test method：The selection of dispenser period is in rice jointing stage or boot stage, the rice field of 5 pieces 1 mu of selection, every mu of rice field dispenser
100g, manually the water-soluble bag equipped with powder is directly thrown along ridge and applies the water surface, 1-18 of the embodiment of the present invention and comparative example 1-16,
And the big granula of floating of the embodiment 2 in 201610290446.1（Active ingredient is the combination of thifluzamide and fenoxanil
Thing）Dispenser drug effect is as shown in table 4.
As above prevention effect of the different disposal to rice blast of table 4
Interpretation of result：As can be seen from the above table, the big granula of the application has more excellent in terms of banded sclerotial blight is prevented and treated compared to comparative example
Effect；In addition just in the big granule formulations of the present invention, wherein when the proportioning of active component is 5:When 1, it is relative to other
Proportioning effect is optimal, referring to the data of embodiment 6；Further when the ratio of the two in complexed surfactant is 2:1 is, it is anti-
It is optimal to control the relatively other ratios of effect, referring to the data of embodiment 8；Further, when the ratio of the two in compound oily matter
For 2:When 1, the relatively other ratios of its prevention effect are optimal, referring to the data of embodiment 11；Further, when active component is this
When inventing specific ternary composition, its prevention effect is more excellent with respect to binary combination, referring to embodiment 17-18 data.
The bactericidal composition and its application process of a kind of preventing and treating rice sheath blight disease of the present invention pass through specific example
It is described, those skilled in the art can use for reference the link such as present invention, appropriate feed change, process conditions to realize phase
The other purposes answered, its correlation change all without departing from present disclosure, and all similar replacements and change are for this area
It is it will be apparent that being considered as being included within the scope of the present invention for technical staff.
Claims (10)
1. a kind of bactericidal composition for preventing and treating rice sheath blight disease, it is characterised in that each component of the bactericidal composition is according to such as
Lower parts by weight：
Bactericide：15-35；
Surfactant：3-28；
Oily matter：2-30；
White carbon：1-10；
Solid core core material：10-80
KCl：1-30；
The bactericide is that weight ratio is 1:2、1:3、1:5、2:1、3:1、5:1 thifluzamide combines with the mixture of Fluoxastrobin
Thing；
The surfactant is that weight ratio is 1:20-30:1 sulfonate lignin and the composite table of APES
Face activating agent；
The oily matter is that weight ratio is 1:10-20:1 mineral oil and the compound oily matter of vegetable oil.
2. bactericidal composition according to claim 1, it is characterised in that the dosage of the bactericide is 24-26 parts by weight.
3. bactericidal composition according to claim 1, it is characterised in that the bactericide is that weight ratio is 5:1.
4. bactericidal composition according to claim 1, it is characterised in that the dosage of surfactant is 15-18 parts by weight.
5. bactericidal composition according to claim 1, it is characterised in that sulfonate lignin and alkyl phenol the polyoxy second
The weight ratio of alkene ether is 2:1.
6. bactericidal composition according to claim 1, it is characterised in that in the compound oily matter, mineral oil and plant
The weight ratio of thing oil is 2:1.
7. bactericidal composition according to claim 1, it is characterised in that the bactericide is that weight ratio is 1:2、1:3、1:
5、2:1、3:1、5:1 thifluzamide with selected from kind bacterium azoles, SSF 126, metconazole, dimethomorph, probenazole, tiadinil,
SYP-3375, triazolone, Triadimenol, Wakil, metrafenone, captan or folpet the second component mixture composition.
8. bactericidal composition according to claim 1, it is characterised in that the bactericide is thifluzamide and Fluoxastrobin
On the basis of mixture composition, add selected from probenazole, kind bacterium azoles, tiadinil, SYP-3375, captan or sterilizing
Red third component, wherein mixture composition and the amount ratio of third component are 1:1.
9. bactericidal composition according to any one of claims 1 to 8 is used for the purposes for preventing and treating rice sheath blight disease.
10. purposes according to claim 9, it is characterised in that in rice transfer Tanaka, thrown after rice transplanting and apply above-mentioned sterilization group
Compound；Or in direct sowing of rice Tanaka, thrown when rice length to two one heart stage of leaf and apply above-mentioned bactericidal composition；Dosage is 10-
30g/ mus.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110692630A (en) * | 2019-09-23 | 2020-01-17 | 南京高正农用化工有限公司 | Floating carrier for floating large granules and preparation method thereof |
| CN113207900A (en) * | 2021-06-02 | 2021-08-06 | 河南农王实业有限公司 | Multifunctional synergistic bactericidal composition and application thereof |
| CN115886018A (en) * | 2022-08-10 | 2023-04-04 | 济南约克农化有限公司 | Thifluzamide azoxystrobin granules and preparation method thereof |
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| CN105961379A (en) * | 2016-05-04 | 2016-09-28 | 南京高正农用化工有限公司 | Large composition floating granule for preventing and controlling sheath blight and rice blast of rice, and preparation method thereof |
| CN107711831A (en) * | 2017-03-01 | 2018-02-23 | 南京高正农用化工有限公司 | A kind of bactericidal composition and its application process comprising probenazole |
| CN107711848A (en) * | 2017-03-01 | 2018-02-23 | 南京高正农用化工有限公司 | A kind of bactericidal composition and its application process for preventing and treating rice blast |
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2017
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105961379A (en) * | 2016-05-04 | 2016-09-28 | 南京高正农用化工有限公司 | Large composition floating granule for preventing and controlling sheath blight and rice blast of rice, and preparation method thereof |
| CN107711831A (en) * | 2017-03-01 | 2018-02-23 | 南京高正农用化工有限公司 | A kind of bactericidal composition and its application process comprising probenazole |
| CN107711848A (en) * | 2017-03-01 | 2018-02-23 | 南京高正农用化工有限公司 | A kind of bactericidal composition and its application process for preventing and treating rice blast |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110692630A (en) * | 2019-09-23 | 2020-01-17 | 南京高正农用化工有限公司 | Floating carrier for floating large granules and preparation method thereof |
| CN113207900A (en) * | 2021-06-02 | 2021-08-06 | 河南农王实业有限公司 | Multifunctional synergistic bactericidal composition and application thereof |
| CN115886018A (en) * | 2022-08-10 | 2023-04-04 | 济南约克农化有限公司 | Thifluzamide azoxystrobin granules and preparation method thereof |
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