CN107660546A - A kind of bactericidal composition containing thifluzamide and amino-oligosaccharide - Google Patents
A kind of bactericidal composition containing thifluzamide and amino-oligosaccharide Download PDFInfo
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- CN107660546A CN107660546A CN201610601279.8A CN201610601279A CN107660546A CN 107660546 A CN107660546 A CN 107660546A CN 201610601279 A CN201610601279 A CN 201610601279A CN 107660546 A CN107660546 A CN 107660546A
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- bactericidal composition
- oligosaccharide
- amino
- thifluzamide
- active ingredient
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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
- A01N47/02—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 no bond to a nitrogen 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
- A01N43/02—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
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- Life Sciences & Earth Sciences (AREA)
- Agronomy & Crop Science (AREA)
- Pest Control & Pesticides (AREA)
- Plant Pathology (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Dentistry (AREA)
- General Health & Medical Sciences (AREA)
- Wood Science & Technology (AREA)
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- Environmental Sciences (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The present invention relates to a kind of agriculture chemical compounding field bactericidal composition, its active ingredient is that thifluzamide compounds with amino-oligosaccharide two-spot, and the percentage by weight of two kinds of active ingredient is 80~1: 0.0001~30, and preferred weight percent is 40~1: 0.0001~5；The total weight/mass percentage composition of active ingredient is 1%~90% in bactericidal composition, preferably 1%~45%, remaining be agricultural chemicals in allow use and acceptable auxiliary element, can be prepared into aqua, wettable powder, suspending agent, microemulsion, aqueous emulsion and water dispersible granules with known method；Bacillary, the fungal disease in the various plants such as cereal are prevented and treated using thifluzamide and amino-oligosaccharide as active ingredient.
Description
Technical field
The present invention relates to technical field of pesticide combination, and in particular to it is a kind of using thifluzamide and amino-oligosaccharide as effectively into
Divide the bactericidal composition of two-spot compounding.
Background technology
Thifluzamide, English name thifluz thifluzamide mie, chemical name：2 ', 6 '-two bromo- 2- methyl -4 '-three
The furan methyl isophthalic acids of furan methoxyl group -4- three, 3- thiadiazoles -5- hydroxyl anilides；Thiophene methuroxam, chemical structural formula：
Thifluzamide, belonging to thifluzamide series bactericidal agent has strong uptake and translocation and long lasting effect, is that succinate takes off
Hydrogen enzyme inhibitor, by suppressing mitochondrial succinate acid esters dehydrogenase, tricarboxylic acid cycle is hindered, amino acid, sugar is lacked energy and subtract
It is few, the division and growth of interference cell, there is neural activity to disease, suppress spore germination, the extension of bacterium pipe, mycelial growth and spore
Primary and secondary cell forms the Main Stage of fungi growth and breeding, and bactericidal action is directly caused by parent active agent, without corresponding
Metabolic activity, there is protection and therapeutic action, shifted after absorption by blade face infiltration in plant, distribution leaf, flower, fruit.At present
It is mainly used in the preventing and treating of rice sheath blight disease.The compound effects mode is single, and it is high that resistance risk is used alone.
Amino-oligosaccharide (chitosan oligosaccharide) refers to D- Glucosamines with the oligosaccharide of β -1.4 glucosides key connections, by chitin
Matter is degraded to degrade again after chitosan less toxic bactericide that is obtained, or being extracted by microbial fermentation.Amino-oligosaccharide (agriculture level shell
Oligosaccharides) can be to some germs growth produce inhibitory action, influence fungus spore germination, induce hypha form morph, spore
Interior biochemistry changes.Can excite gene in plant, produce the chitinase with resistant effect, dextranase, protect element and
PR albumen etc., and with cell activation effect, contribute to the recovery of aggrieved plant, promoting root growth strong sprout, strengthen the resistance of crop, promote
Enter growth and development of plants.Amino-oligosaccharide solution, there is antivirus, bactericidal, fungicidal action.Not only to fungi, bacterium, virus
With extremely strong preventing and treating and eradicant action, but also there is the effect of nutrition, regulation, removing toxic substances, antibacterial.It can be widely used for preventing and treating fruit
Tree, vegetables, underground rhizome, tobacco, the virus of Chinese medicine and grain and cotton crop, bacterium, fungus-caused mosaic disease, little leaf, spot
The diseases such as point disease, anthracnose, downy mildew, epidemic disease, blight dis-ease, BYDV, rice blast, bacterial wilt, soft rot.
It is to prevent and treat the maximally efficient means of plant pest using chemical agent in the real process of agricultural production, but
It is easiest to generate the problem that the generation of disease drug resistance by chemical prevention disease.In the chemical control of bacteriosis,
Years of researches have been carried out both at home and abroad, although some antibacterium medicaments have begun to enter practical stage, chemistry closes
Into medicament have the shortcomings that the cycle is long, cost is high, toxicity is big, environmental pollution is serious, agriculture sustainable development far can not be met
The requirement of exhibition.And long-term continuous high dose apply single pesticidal preparations, easily cause residual, the environmental pollution of medicament with
And the problems such as resistance to resistance to the action of a drug fungi development.And by contrast, exploitation has with studying efficient, low toxicity, the compounding of low-residual and mixture
Have small investment, the lead time is short and is paid attention to both at home and abroad, numerous and confused increase develops dynamics.We screen indoors and field
On the basis of experiment, filter out thifluzamide and compounded with amino-oligosaccharide, there is obvious synergistic effect.And on thiophene furan
The composition pesticide of the compounding of acid amides and amino-oligosaccharide and application there is no people to report at present.
The content of the invention
Under the overall situation of background above, my research and development centre of company personnel have also carried out grinding for a long time to amino-oligosaccharide already
Study carefully, research is found, amino-oligosaccharide active compound and a variety of common fungicides, chemical fertilizer, plant growth regulator mixture application, is had aobvious
The cooperative effect and additive effect of work, in most cases, the fertilizer efficiency and bactericide effect of chemical fertilizer can be improved, reduce agricultural chemicals medicine
Evil；Crops quality is being improved with the mixture preparation of each plant growth regulators or foliar fertilizer, by a large amount of indoor and crop fields
The recipe determination of experiment finds that thifluzamide and amino-oligosaccharide mixture have very high synergistic effect, can solve the above
Agricultural problem, and do not find the relevant report of both mixture researchs on this so far.
The present invention proposes a kind of new pesticide sterilizing composite, Bactericidal composite of the present invention based on long-term scientific research
Thing is the two-spot mixture carried out using thifluzamide and amino-oligosaccharide as active ingredient, can be produced after two kinds of active components combination bright
Aobvious synergistic effect, the autoimmunity of plant can also be strengthened while preventive effect is improved, that improves plant pair germ resists energy
Power.
The handsome choosing on the basis of lot of experiments, wherein described using thifluzamide and amino-oligosaccharide as effective sterilization component
In the bactericidal composition compounded, the percentage by weight of active ingredient thifluzamide and amino-oligosaccharide is 80~1: 0.0001
~30.
By targetedly indoor and field experiment several times, it is of the present invention using thifluzamide and amino-oligosaccharide as
The percentage by weight of the bactericidal composition of active ingredient two-spot compounding, effective active composition thifluzamide and amino-oligosaccharide is preferred
For 40~1: 0.0001~5.
The described bactericidal composition using thifluzamide and amino-oligosaccharide as effective fungicide active ingredient, in agricultural formulations
Field can be prepared into aqua, wettable powder, suspending agent, microemulsion, aqueous emulsion and water dispersible granules, active ingredient in preparation
Weight/mass percentage composition is 1%~90%, preferably 1%~45%, and remaining is usual auxiliaries in agricultural chemicals.
The dosage form embodiment of the invention described above bactericidal composition is as follows：
One of technical scheme, described bactericidal composition are wettable powder, and the percentage by weight of component is：
The specific procedure of processing of bactericidal composition wettable powder is：By above-mentioned formula by thifluzamide and amino-oligosaccharide
And dispersant, wetting agent and filler mixing, the uniform stirring in stirred tank, well mixed after airslide disintegrating mill, you can
The wettable powder of the present composition is made.
The two of technical scheme, described bactericidal composition are suspending agent, and the percentage by weight of component is：
The specific production stage of the suspending agent is well mixed through high speed shear first to mix other auxiliary agents, adds thiophene furan
Acid amides and amino-oligosaccharide, abrading-ball 2~3 hours in ball crusher, a diameter is set in below 5mm, to be made of the present invention
The aqueous suspension formulations of bactericidal composition containing thifluzamide and amino-oligosaccharide.
The three of technical scheme, described bactericidal composition are aqueous emulsion, and the percentage by weight of component is：
The specific production stage of the aqueous emulsion is：First by active compound thifluzamide and amino-oligosaccharide, solvent and emulsifying agent,
Cosolvent is added together, and makes to be dissolved into uniform oil phase；By other insecticides adjuvants such as part water, antifreeze, antimicrobial
Mix into uniform aqueous phase；Oil phase is added into aqueous phase while high-speed stirred in a kettle, slowly plus water is until reach
To phase inversion point, open cutter and carry out high speed shear, and add remaining water, shear about half an hour, form the water of oil-in-water type
Emulsion.The aqueous emulsion of the bactericidal composition containing thifluzamide and amino-oligosaccharide is made.
The four of technical scheme, described bactericidal composition are water dispersible granules, and the percentage by weight of component is：
The specific procedure of processing of bactericidal composition water dispersible granules is：By above-mentioned formula by thifluzamide, amino-oligosaccharide
It is well mixed with dispersant, wetting agent, disintegrant and filler, is crushed with micro jet, through mediating, then adds stream
Change be granulated, dried in bed granulating and drying machine, sieve after through sampling analysis, it is obtained it is of the present invention containing thifluzamide with
The water dispersible granules of the bactericidal composition of amino-oligosaccharide.
Described emulsifying agent is selected from calcium dodecyl benzene sulfonate and aliphatic acid polyethenoxy ether, APES sulphur
Base succinate, styrylphenol polyoxyethylene ether, NPE, castor oil polyoxyethylene ether, fatty acid polyglycol
Any of oxyethylene group ester, polyoxyethylene aliphatic alcohol ether or more than one mixtures formed with arbitrary proportion.
The solvent be dimethylbenzene or biodiesel, toluene, diesel oil, methanol, ethanol, n-butanol, isopropanol, turpentine oil,
Any of solvent naphtha, dimethylformamide, dimethyl sulfoxide (DMSO), water equal solvent or more than one formed with arbitrary proportion it is mixed
Bonding solvent.
Described dispersant is selected from polycarboxylate, lignosulfonates, APES formaldehyde condensation product sulfuric acid
Salt, alkyl benzene sulfonate calcium salt, naphthalene sulfonic acid-formaldehyde condensation product sodium salt, APES, aliphatic amine polyoxyethylene ether, fat
One or more in sour polyoxyethylene ester, glycerine fatty acid ester APEO.
Described wetting agent is selected from：Lauryl sodium sulfate, calcium dodecyl benzene sulfonate, pull open powder amino-oligosaccharide X.,
In wetting and penetrating agent F, alkylnaphthalene sulfonate, polyoxyethylene tri-styryl phosphenylic acid salt, spaonin powder, silkworm excrement, spaonin powder
It is one or more.
Described disintegrant is selected from：In bentonite, urea, ammonium sulfate, aluminium chloride, citric acid, succinic acid, sodium acid carbonate
It is one or more.
Described thickener is selected from：Xanthans, hydroxymethyl cellulose, hydroxyethyl cellulose, methylcellulose, alumina silicate
One or more in magnesium, polyvinyl alcohol.
Described stabilizer is selected from：One kind in sodium citrate, resorcinol.
Described antifreezing agent is selected from：One or more in ethylene glycol, propane diols, glycerine.
Described defoamer is selected from：Silicone oil, silicone compound, C10—20Saturated fat acids compound, C8—10Fatty alcohol
One or more in class compound.
Described filler is selected from：In kaolin, diatomite, bentonite, attapulgite, white carbon, starch, precipitated calcium carbonate
One or more.
A kind of amino-oligosaccharide and thifluzamide composite bactericide of the invention described above is by amino-oligosaccharide and thifluzamide
Compounding together, make use of thifluzamide to suppress or kill the treatment of the effect and amino-oligosaccharide of germ to germ to germ and make
With the present invention is excellent to the rice disease such as wheat diseases such as banded sclerotial blight, rice blast etc., wheat sharp eyespot prevention effect, through field
Test its control rate and can reach more than 98%；Continuation is strong, and 14 days after preventing and treating rice, wheat sharp eyespot medication, its control rate can
Reach more than 93%；Production cost is low, and more than 50% is reduced than thifluzamide is used alone.
Embodiment：
In order to make the purpose , technical scheme and advantage of the present invention be clearer, present invention specific examples below
Illustrate, but the present invention is only limitted to absolutely not these examples.The present invention is combined using indoor bioassay and field test
Method.Unless otherwise instructed, ratio mentioned below (including percentage) is all mass ratio.It is it should be pointed out that all in this hair
All any modification, equivalent and improvement done within bright spirit and principle etc., should be included in protection scope of the present invention
Within.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Field test 1：To the preventive effect of rice sheath blight disease
(1) investigation method
Hunan is experimental field located at, selecting the medium rice field of occurring degree, irrigation and drainage are convenient for experimental field, soil fertility is medium.Adopt
With bilinear sampling method, take per cell at 5 points, look into 5 caves, and 2 blades in every plant of fixed middle part carry out fixed point inspection during investigation at every.
It is classified according to rice sheath blight disease grade scale, record total strain number, diseased plant number, severity, calculating diseased plant rate,
Disease index and preventive effect.Rice sheath blight disease grade scale is
0 grade：Complete stool is disease-free；
1 grade：4th blade and its following leaf sheath, blade morbidity are (using sword-like leave as the 1st leaf)；
3 grades：3rd blade and its following leaf sheath, blade morbidity；
5 grades：2nd blade and its following leaf sheath, blade morbidity；
7 grades：Sword-like leave blade and its following leaf sheath, blade morbidity；
9 grades：Complete stool falls ill, withered ahead of time.
(2) control time and number
Experiment is investigated 4 times altogether, i.e., disease index is investigated before medicine, preventive effect investigation in 10 days after the 1st medicine, after 2 medicines 10 days and
Preventive effect investigation in 20 days.
(3) drug effect computational methods
Sick leaf rate (the %)=sick number of sheets/investigation total number of sheets × 100
Disease index=∑ (the sick numbers of sheets at different levels × relative value of series)/(investigation total number of sheets × 9) × 100
Prevention effect (%)=(1- (disease index after disease index × treatment region medicine before blank district medicine)/(blank pair
According to disease index before disease index after area's medicine × treatment region medicine)) × 100
(4) poisoning investigation method
Whether continuous 7d range estimations medicament has poisoning to crop after dispenser.
(5) experimental result and analysis
The chemicals treatment of table 1 prevents and treats the effect of rice sheath blight disease
As shown in Table 2, the effect of the mixture combination preventing and treating rice sheath blight disease of the amino-oligosaccharide of 18% thifluzamide+0.05%
Than more significant.10 days after first time medicine, 10 days and 20 days highest preventive effects 90.54%, 90.65% and 90.00% after second of medicine,
10 days and 20 days highest preventive effects are 86.59%, 85.77% after single dose 240 g/l of thifluzamide SC, second of medicine, 28% well
The preventive effect of 10 days and 20 days is up to 86.06%, 84.56% after second of the medicine of carbendazim SC of ridge, and the effect of complex preparation shows
Work is better than two kinds of single doses, not only significantly improves the effect for sheath blight fungus, and further extend its lasting period.And
Confirm to produce rice without poisoning under the observation of continuous 7 days.Meanwhile under same dosage, 24% thifluzamide SC single doses pair
It is better than 28% well ridge carbendazim SC in the significant effect of banded sclerotial blight, can for the adjustment of the proportioning of thifluzamide and amino-oligosaccharide
Further determined according to field experiment.
Field test 2：To the preventive effect of rice green smut
(1) application method
Twice, equivalent clear water is sprayed in check plot for dispenser altogether for experiment.When making up a prescription, after first medicament is fully dissolved with a small amount of water, then
Add suitable quantity of water and carry out complete stool spraying treatment, even spraying.Using power driven sprayer during spray, operating pressure is 2.0~
2.3kg/cm2, shower nozzle aperture 1.2mm.Cell spouting liquid is applied by 675 liters/hectare, and it is whole that decoction is uniformly sprayed application to rice
Strain.
(2) investigation method
Per cell, parallel great-jump-forward investigates 20 clumps, records every clump of sick spike number, sick spike number at different levels and total spike number and calculates disease tassel yield
And disease index.
It is following (in units of fringe) to investigate grade scale：
0 grade：Without infected seed；
1 grade：Per 1 curve of fringe；
3 grades：Per 2 curves of fringe；
5 grades：Per 3~5 curves of fringe；
7 grades：Per 6-9 curves of fringe；
9 grades：More than 10 curves of fringe；
(3) control time and number
Experiment is investigated 4 times altogether, i.e., disease index is investigated before medicine, preventive effect investigation in 10 days after the 1st medicine, after 2 medicines 10 days and
Preventive effect investigation in 20 days.
(4) drug effect computational methods
Diseased plant rate (%)=Bing Miho numbers/Tiao Cha Zong Miho number × 100
Disease index=∑ (sick Miho numbers at different levels × relative value of series)/(tune looks into total Miho number × 9) × 100
Prevention effect (%)=(1- (disease index after disease index × treatment region medicine before blank district medicine)/(blank pair
According to disease index before disease index after area's medicine × treatment region medicine)) × 100
(5) poisoning investigation method
Whether continuous 7d range estimations medicament has poisoning to crop after dispenser.
(6) result of the test and analysis
Table 2 respectively handles the effect of preventing and treating rice green smut
It can be known by table 2, the mixture combination preventing and treating rice green smut of the amino-oligosaccharide of 18% thifluzamide+0.002%
Effect is very notable.Under same 10 milliliters every mu dosage, the significant effect of complex preparation is better than two kinds of comparison medicaments, its speed
Effect property and lasting effect are all relatively good, especially the most prominent with lasting effect.Complex preparation prevention effect under the dosage of high concentration is notable
Better than the effect under low concentration dosage.The optimal prevention effect of 10 days respectively reaches 89.65% and after the 1st, 2 medicine
90.42%, 20 days optimal preventive effects reach 91.71% after the 2nd medicine.And continuous 7 days observe, dispenser produces to rice field without poisoning,
240 g/l of thifluzamide SC of single dose, the optimal preventive effect of 20 days is 87.73% after the 2nd medicine, the benzene second tin of built agent 20%
The preventive effect of 20 days is 85.67% after second of medicine of copper WP, and preventive effect is poor compared with thifluzamide+amino-oligosaccharide built agent lasting effect,
But amino-oligosacchride cellulose content also wants further field control effectiveness test to confirm.
In summary field experiment result several times, it is of the invention to be compounded using thifluzamide and amino-oligosaccharide as active ingredient
Bactericidal composition there is obvious synergistic effect, to the fungoids such as rice sheath blight disease and false smut and wheat sharp eyespot or bacterium
Property similar to disease there is excellent preventive effect, relative less with existing medicament, formulation rate, the lasting period is longer, and residual is lower, and increases greatly
The strong disease resistance of plant in itself, to environmental beneficial, there is larger help to increasing crop yield, while to crop safety, it is proposed that push away
It is wide to use, it should be used alternatingly in use with other different mechanisms medicines, to delay the resistance to the action of a drug of plant.Crop field is made
The volume increase of the preventing and treating peasant of thing disease is significant.
Claims (7)
- A kind of 1. pesticide sterilizing composite, it is characterised in that：The bactericidal composition is using thifluzamide and amino-oligosaccharide to have Imitate the pesticidal preparations for the two-spot mixture that composition is carried out.
- 2. bactericidal composition according to claim 1, it is characterised in that：Active ingredient thifluzamide in the bactericidal composition Percentage by weight with amino-oligosaccharide is 80~1: 0.0001~30.
- 3. bactericidal composition according to claim 1, it is characterised in that：Active ingredient thifluzamide in the bactericidal composition Percentage by weight with amino-oligosaccharide is 40~1: 0.0001~5.
- 4. bactericidal composition according to claim 1, it is characterised in that：Active ingredient thifluzamide in the bactericidal composition It is 1%-90% with the gross weight percentage composition of amino-oligosaccharide in the formulation.
- 5. bactericidal composition according to claim 1, it is characterised in that：Active ingredient thifluzamide in the bactericidal composition It is preferably 1%~45% with the gross mass percentage composition of amino-oligosaccharide in the formulation.
- 6. bactericidal composition according to claim 1, it is characterised in that：Bactericidal composition of the present invention is according to pesticidal preparations system Standby method can made of the formulations of pesticide be aqua, wettable powder, suspending agent, microemulsion, aqueous emulsion and water dispersible granules.
- 7. bactericidal composition according to claim 1, it is characterised in that：Bactericidal composition of the present invention is mainly used in anti-harness the river The fungoid such as the sheath and culm blight of rice, rice blast, false smut, wheat sharp eyespot crop field disease.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106689157A (en) * | 2016-12-03 | 2017-05-24 | 安徽丰乐农化有限责任公司 | Compound bactericide for peanut seedling post-emergence stage |
| CN111226928A (en) * | 2020-03-30 | 2020-06-05 | 中国农业科学院棉花研究所 | Seed dressing agent for improving drought tolerance of cotton and using 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 |
-
2016
- 2016-07-27 CN CN201610601279.8A patent/CN107660546A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106689157A (en) * | 2016-12-03 | 2017-05-24 | 安徽丰乐农化有限责任公司 | Compound bactericide for peanut seedling post-emergence stage |
| CN111226928A (en) * | 2020-03-30 | 2020-06-05 | 中国农业科学院棉花研究所 | Seed dressing agent for improving drought tolerance of cotton and using 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 |
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Application publication date: 20180206 |