CN106857564A - The method for controlling plant root disease - Google Patents
The method for controlling plant root disease Download PDFInfo
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- CN106857564A CN106857564A CN201710082846.8A CN201710082846A CN106857564A CN 106857564 A CN106857564 A CN 106857564A CN 201710082846 A CN201710082846 A CN 201710082846A CN 106857564 A CN106857564 A CN 106857564A
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- fluoxastrobin
- hymexazos
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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
- A01N43/88—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 six-membered rings with three ring hetero atoms
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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
- A01G7/00—Botany in general
- A01G7/06—Treatment of growing trees or plants, e.g. for preventing decay of wood, for tingeing flowers or wood, for prolonging the life of 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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- General Health & Medical Sciences (AREA)
- Pest Control & Pesticides (AREA)
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- Biodiversity & Conservation Biology (AREA)
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Abstract
It is applied in plant root growth environment the invention discloses one kind, the method for controlling plant root disease, during the method includes that Yong hymexazos and fluoxastrobin apply plant root growth environment as active ingredient.
Description
Technical field
The present invention relates to a kind of method for controlling plant root disease, the method includes Yong hymexazos and fluoxastrobin conduct
Active ingredient is applied in plant root growth environment, and mass fraction ratio of hymexazo and fluoxastrobin is in it：30:1~1:
20, belong to pesticides application technical field.
Technical background
Root system is one plant of general name of plant whole root, also referred to as root, and root system is the water in plant absorption root growth environment
Point, the major organs of nutrient, inorganic salts；The major function of root has：Make plant stability in soil, store energy resource, such as
Carrot and beet, absorption moisture and mineral matter, round stem's transport moisture and mineral matter from soil；Root stores plant
Food (energy resource), these foods or used by root, or be digested absorption, postdigestive product and transmitted through strangling skin tissue
Part more than to plant soil；The root of some plants can make the food of the mankind after harvesting；Plant hormone divides root
Synthesize in raw tissue, aerial part is passed up to through xylem, so as to promote the growth of plant to send out the region between the heart and the diaphragm；Root system is damaged, directly
Affect the healthy growth of plant.
The species of root disease is various, and the root disease of plant is responsible for by the pathogen of soil-borne and seed dispersal
Evil such as damping-off, root rot, southern blight, droop, clubroot, crown gall, root disease are frequently resulted in
The impaired influence plant growth of root system of plant, or even the performance of root system basic function is influenceed, have a strong impact on the healthy growth of plant；Cause
This, reasonable prevention and control plant root disease ensures that root system of plant is not compromised, plant health is grown significant.
Hymexazo, ISO common names hymexazol, novel agrochemical bactericide of new generation, systemic fungicide, soil disinfection
Agent, hymexazol can effectively suppress the mycelial normal growth of disease fungus or directly kill germ, and plant growth can be promoted again；And
With crop root growth development, strong plantlets and rootage is promoted, the survival rate of crops is improved.
Fluoxastrobin, is strobilurins analog derivative bactericide, ISO common names fluoxastrobin, No. CAS
361377-29-9, is mitochondrial respiratory function inhibitor, is new, systemic fungicide, with protection and therapeutic action, and
Tool is tagged and holding effect double grading, is mitochondrial respiratory function inhibitor, is new, systemic fungicide, with protecting and control
Treatment is acted on, and is had concurrently and is tagged and holding effect double grading, and fungicidal spectrum is wider.
According to the abundant methods of Sun Yun, it is association that the synergy of pharmacy mix, i.e. CTC≤80 are evaluated according to co-toxicity coefficient (CTC)
Same antagonism, 80 ＜ CTC ＜ 120 are joint action of antagonism, and CTC >=120 are synergistic function.Actual measurement toxicity index
(ATI)=(EC of standard agent50The EC of/reagent agent50)×100；The toxicity index of theoretical toxicity index TTI=A medicaments ×
In mixture in the toxicity index × mixture of the percentage composition+B medicaments of A medicaments B medicaments percentage composition；Co-toxicity coefficient (CTC)=
[mixture surveys toxicity index (ATI)/mixture theoretical toxicity index (TTI)] × 100.
Pyraclostrobin, ZEN 90160, Fluoxastrobin are strobilurins analog derivative bactericide, are also methoxyl group propylene
Bactericide of phosphate (phosphinium) ester, fluoxastrobin is also to belong to strobilurins analog derivative bactericide from big classification, although its structural formula phase
Closely, but no small difference is there is also, its respective structural formula is as follows：
Fluoxastrobin structural formula
Fluoxastrobin structural formula
Pyraclostrobin structural formula
ZEN 90160 structural formula
Application 201110378250.5 discloses pyraclostrobin, ZEN 90160, Fluoxastrobin Yu the combination of hymexazo, mainly
For preventing and treating the soil-borne diseases such as melon dish crop, the damping-off of field crop, droop, root rot；Phonetic bacterium is given in specification
(mycelial growth method) , hymexazos are with Fluoxastrobin 50 for Toxicity Determination of the Zhi Yu hymexazos to watermelon blight pathogen:1-
1:There is synergistic function, co-toxicity coefficient (specification the 3rd more than 140 in the range of 10 to watermelon blight pathogen
Page)；Toxicity Determination (the mycelial growth of Gei Chu hymexazos and ZEN 90160 to lawn Pathogen of Fusarium Wilt in specification
Method) , hymexazos are with ZEN 90160 50:1-1:There is synergistic function to lawn Pathogen of Fusarium Wilt in the range of 10, altogether poison
Coefficient (Instructions Page 4) more than 120；Gei Chu hymexazos are sick to rice seedling blight with pyraclostrobin in specification
(mycelial growth method) , hymexazos are with pyraclostrobin 50 for the Toxicity Determination of opportunistic pathogen:1-1:Withered is stood to paddy rice in the range of 10
Sick pathogen has synergistic function co-toxicity coefficient (Instructions Page 4) more than 130.
Application 201110378250.5 only discloses pyraclostrobin, ZEN 90160, Fluoxastrobin Yu the combination of hymexazo, and
The combination of non-Gong Kai hymexazos and fluoxastrobin, although fluoxastrobin is as Fluoxastrobin, pyraclostrobin, ZEN 90160, together
Belong to methoxy acrylic bactericide.
By Toxicity Determination, (mycelial growth method, with application, 201110378250.5) experiment finds method inventor
(referring to specification table 1, table 2, table 3, the data of table 4), fluoxastrobin is combined 10 Yu hymexazo:1-1:It is right in 50 proportion
Watermelon blight pathogen, lawn Pathogen of Fusarium Wilt, rice seedling blight pathogen have no synergistic function, there is antagonism on the contrary
Effect, co-toxicity coefficient applies fluoxastrobin Yu hymexazos composition in plant stem-leaf preventing and treating plant root disease below 60
Evil also shows that joint action of antagonism (referring to table 5, table 6, table 7, table 8) relative to single dose.
The content of the invention
A kind of method for controlling plant root disease of the present invention, the method includes Yong hymexazos and the phonetic bacterium of fluorine
Ester is applied in plant root growth environment as active ingredient, and mass fraction ratio of hymexazo and fluoxastrobin is in it：30:
1~1:20, belong to pesticides application technical field.
The present invention has the advantages that：
1. a kind of method for controlling plant root disease, the method includes Yong hymexazos and fluoxastrobin as active ingredient
In applying plant root growth environment；Mass fraction ratio of hymexazo and fluoxastrobin is in it：30:1~1:20；Hymexazo
With fluoxastrobin 30:1~1:Pathogen Toxicity Determination result is shown with antagonism in the range of 20, but goes out people's will
Material is only by applying plant root growth ring in proportion Nei hymexazos and fluoxastrobin as active ingredient
Preventing and treating in border to plant root disease has synergistic function, and applies hymexazo and the phonetic bacterium of fluorine of plant leaf portion and stem
Ester is 30:1~1:Then there is joint action of antagonism to plant disease in the range of 20.
2. further, a kind of method for controlling plant root disease, the method includes that Yong hymexazos and fluoxastrobin are made
In plant root growth environment being applied for active ingredient；Mass fraction ratio of hymexazo and fluoxastrobin is in it：5:1~1:
1；Hymexazo is with fluoxastrobin 5:1~1：Pathogen Toxicity Determination result is shown with even more serious in the range of 1
Antagonism, but surprisingly only have by applying as active ingredient in proportion Nei hymexazos and fluoxastrobin
Entering the preventing and treating in plant root growth environment to plant root disease has significantly more synergistic function, and applies plant
Leaf portion and stem hymexazos are with fluoxastrobin 5:1~1:Then have even more serious collaboration short of money plant disease in the range of 1
Anti- effect.
3. a kind of further, method for controlling plant root disease, the method includes Yong hymexazos and fluoxastrobin
In plant root growth environment being applied as active ingredient；Mass fraction ratio of hymexazo and fluoxastrobin is in it：1:1；
Hymexazo is 1 with fluoxastrobin:1 pair of pathogen Toxicity Determination result is shown with antagonism the most serious, but is gone out
What people expected is 1:1 ratio Xia hymexazos and fluoxastrobin are as active ingredient only by applying plant root growth ring
Preventing and treating in border to plant root disease has synergistic function the most significant, and the Evil for applying plant leaf portion and stem is mould
Spirit is 1 with fluoxastrobin ratio:Then there is joint action of antagonism the most serious to plant disease when 1.
4. a kind of further, method for controlling plant root disease, the method includes Yong hymexazos and fluoxastrobin
In applying plant root growth environment as active ingredient, also including in auxiliary agent salicylic acid and its salt, acetylsalicylic acid and its salt
One or more together apply in plant root growth environment Shi , hymexazos and fluoxastrobin to plant root disease relative to
One or more the enhanced prevention effects of display in auxiliary agent salicylic acid and its salt, acetylsalicylic acid and its salt are added without, especially
Be the method include received with fluoxastrobin, hymexazos, acetylsalicylic acid apply plant root growth containing certain moisture and have
In the soil of machine matter；The parts by weight content of wherein fluoxastrobin is that the parts by weight content of 1% , hymexazos is 1%, acetyl
The parts by weight content that salicylic acid is received is 0.4%, and remaining is auxiliary element, and sowing amount is that every 1000 square metres of soil applies 30-
60 grams of fluoxastrobins, 30-60 Ke hymexazos, 12-24 grams of acetylsalicylic acid are received.
5. a kind of further, method for controlling plant root disease, the method includes Yong hymexazos and fluoxastrobin
In applying plant root growth environment as active ingredient, also including in auxiliary agent salicylic acid and its salt, acetylsalicylic acid and its salt
One or more, also including Wound-healing agent, Wound-healing agent be selected from humic acid, glucose, methyl α-naphthyl acetate, Nafusaku, Yin
Diindyl butyric acid, indolebutyric acid are received, one or more in brassin lactones, and Shi , Evil are mould in together applying plant root growth environment
Spirit with fluoxastrobin to plant root disease relative to auxiliary agent is added without and Wound-healing agent shows enhanced prevention effect, especially
Be the method include received with fluoxastrobin, hymexazos, acetylsalicylic acid, Nafusaku apply plant root growth containing certain
In the soil of moisture and organic matter；Wherein the parts by weight content of fluoxastrobin is for the parts by weight content of 1% , hymexazos
It is 1%, the parts by weight content that acetylsalicylic acid is received is 0.3%, the parts by weight content of Nafusaku is 0.1%, and remaining is
Auxiliary element, sowing amount is that every 1000 square metres of soil applies 30-60 grams of fluoxastrobin, 30-60 Ke hymexazos, 9-18 grams of acetyl
Salicylic acid is received, 3-6 grams of Nafusaku.
The present invention is achieved through the following technical solutions：
The present invention relates to a kind of method for controlling plant root disease, the method includes Yong hymexazos and fluoxastrobin conduct
Active ingredient is applied in plant root growth environment；Mass fraction ratio of hymexazo and fluoxastrobin is in it：30:1~1:
20, it is preferably in a proportion of 5:1~1:1, more ratio of greater inequality example is 1:1, auxiliary agent is also included when necessary, then also include wound when necessary
Mouth consolidant.
Hymexazo and fluoxastrobin are applied in plant root growth environment, it is necessary to by certain technology as active ingredient
Means be processed into agriculturally conventional formulation such as aqueous suspension agent, dispersible oil-suspending agent, water dispersible granules, wettable powder,
The agriculturally conventional formulation such as granula, aqueous emulsion, microemulsion, is easy to for hymexazo and fluoxastrobin to apply plant root growth ring
In border.
Described plant root growth environment includes containing certain moisture, the rock of the soil of organic matter and weathering and artificial
Manufacture is adapted to the solid state rheology matrix of plant growth.
Described artificial manufacture is adapted to solid state rheology matrix such as vermiculite, sawdust, plant ash, the plant straw powder of plant growth
End etc..
In addition to one or more of described auxiliary agent in containing salicylic acid and its salt, acetylsalicylic acid and its salt, also contain
One or more in dispersant, disintegrant, wetting agent, solid carrier or liquid-carrier, thickener, antifreezing agent, emulsifying agent.
Described Wound-healing agent contains humic acid, glucose, methyl α-naphthyl acetate, Nafusaku, indolebutyric acid, indolebutyric acid
Receive, one or more in brassin lactones.
The dosage form of water dispersible granule weight percent is constituted：Hymexazo 0.01~30%, fluoxastrobin 0.01~
20%th, dispersant 0.1~13%, disintegrant 0.1~13%, wetting agent 0.1~5%, solid carrier complements to 100%.Specifically
Production stage is：Active ingredient and other auxiliary agents are well mixed, are crushed with micro jet, through mediating, be subsequently adding
Granulated in fluidized-bed granulation dryer, dried, sieved, the water dispersible granules of corresponding weight percentage are obtained.
The wettable powder formulation weight percent is constituted：Hymexazo 0.01~30%, fluoxastrobin 0.01~
20%th, dispersant 0.1~14%, wetting agent 0.1~12%, solid carrier complements to 100%.Specifically production stage is：To have
Effect composition and other auxiliary agents mix, again through air-flow crushing after mechanical crushing, be well mixed, be obtained corresponding weight percentage can
WP.
The aqueous suspension agent formulation weight percent is constituted：Hymexazo 0.1~30%, fluoxastrobin 0.1~20%,
Active ingredient total content is not more than 40%, dispersant 0.2~19%, wetting agent 0.2~12%, thickener 0.1~3%, antifreeze
Agent 0.1~5%, deionized water carrier complements to 100%.Specifically production stage is：Active ingredient and other auxiliary agents are mixed, warp
After being sanded in high speed shear dispersion, sand mill, high dispersive, the suspension system of stabilization are formed in water-medium, corresponding weight is obtained
Measure the suspending agent of percentage composition.
The oil-suspending agent formulation weight percent is constituted：Hymexazo 0.1~30%, fluoxastrobin 0.1~20%,
Active ingredient total content is not more than 40%, dispersant 0.2~19%, wetting agent 0.2~12%, thickener 0.1~3%, antifreeze
Agent 0.1~5%, oiliness carrier carrier complements to 100%.Specifically production stage is：Active ingredient and other auxiliary agents are mixed, warp
After being sanded in high speed shear dispersion, sand mill, high dispersive, the suspension system of stabilization are formed in oil system medium, corresponding weight is obtained
Measure the suspending agent of percentage composition.
The micro-emulsion form weight percent is constituted：Hymexazo 0.1~30%, fluoxastrobin 0.1~20%, has
Effect composition total content is not more than 40%, dispersant 0.2~15%, solvent 0.2~30%, wetting agent 0.2~12%, thickener
0.1~3%, antifreezing agent 0.1~5%, emulsifying agent 0.2~15%, solvent 0.2~10%, deionized water carrier are complemented to
100%.Specifically production stage is：Jiang hymexazo, emulsifying agent, dispersant, thickener, antifreezing agent, solvent have mixing after spend from
Sub- water complements to 100%, and get hymexazos aqueous emulsion processed is standby after disperseing after high speed shearing emulsification.
The aqueous emulsion agent weight percent is constituted：Hymexazo 0.1~30%, fluoxastrobin 0.1~20%, has
Effect composition total content is not more than 40%, dispersant 0.2~15%, wetting agent 0.2~12%, thickener 0.1~3%, antifreezing agent
0.1~5%, emulsifying agent 0.2~15%, solvent 0.2~10%, deionized water carrier complement to 100%.Specific production stage
For：After hymexazo, emulsifying agent, dispersant, thickener, antifreezing agent, solvent are had into mixing 100%, height are complemented to deionized water
Get hymexazos aqueous emulsion processed is standby after disperseing after fast emulsification pretreatment.
The granule formulation weight percent is constituted：Hymexazo 0.01~30%, fluoxastrobin 0.01~20%,
Dispersant 0.1~15%, wetting agent 0.1~10%, binding agent 0.1~14%, carrier complement to 100%.Specific production stage
For：Specifically production stage is：Active component and other auxiliary agents are well mixed, are crushed with micro jet, through mediating, so
Granulated in addition fluidized-bed granulation dryer afterwards, dry, sieve, the granule of corresponding weight percentage is obtained.
Described defoamer can be one or more in silicone compound, epoxidized soybean oil, methyl alcohol, silicone oil etc..
Described antifreezing agent can be one or more in glycerine, propane diols, diethylene glycol (DEG), urea etc..
Described wetting agent can be lauryl sodium sulfate, neopelex, sodium butylnaphthalenesulfonate, alkyl sulphur
One or more in sour sodium, tea seed cake powder, spaonin powder, spaonin powder, wheat bran, sorghum starch, buckwheat etc..
Described dispersant can be APES formaldehyde condensation product, naphthalenesulfonate formaldehyde condensation compound, to first
Epoxide fatty acyl anilinesulfonic acid, lignosulfonates, polycarboxylate, APES sulfate, alkyl benzene sulphonate
Calcium salt, fatty acid ester sulfate, APES, AEO, polyethylene glycol stearate, sorbose
One or more in alcohol oleate, nekal, polyoxyethylene poly-oxygen propylene aether block polymer etc..
Described disintegrant can be sodium carboxymethyl starch, low-substituted hydroxypropyl cellulose, Ac-Di-Sol,
PVPP, shitosan, sodium alginate sodium acid carbonate, magnesium chloride, aluminium chloride, sodium chloride, urea, ammonium sulfate, bentonite etc.
In one or more.
Described solid carrier can be precipitated calcium carbonate, potter's clay, kaolin, diatomite, bentonite, white carbon, clay,
One or more in attapulgite, talcum powder, quartz sand, wood powder, walnut parting, lignin, wheat bran, rice chaff, wood chip etc..
Described binding agent can be sucrose, polyvinyl alcohol, polyethylene glycol, sodium carboxymethylcellulose, polyvinylpyrrolidine
Ketone, calcium carboxymethylcellulose, carboxy-propyl cellulose, dextrin, amylodextrin, polyvinylpyrrolidone, sticky kaolin, paraffin,
One or more in rosin, wood powder etc..
The emulsifying agent can be agriculture breast 33#, agriculture breast 34#, agriculture breast 500#, agriculture breast 600#, Nongru-700 #, agriculture breast 1601#,
Agriculture breast 1602#, T60, S80, TX-10, OP-10, NP-10, Nonyl pheno (EO=10) ether phosphate, triphenoethyl benzene
Phenol polyethenoxy ether phosphate, BBM-3, epoxychloropropane.
The solvent or liquid-carrier can be toluene, dimethylbenzene, trimethylbenzene, solvent naphtha S-150, solvent naphtha S-200, second
Alcohol, isopropanol, n-butanol, n-octyl alcohol, n-amyl alcohol, acetone, cyclohexanone, hexane, dimethylformamide, 1-METHYLPYRROLIDONE,
Acetonitrile, dichloromethane, ethyl acetate, methyl oleate, dibutyl phthalate, sec-Butyl Acetate.
Described water is deionized water.
Described oil system medium is peanut oil, corn oil, sunflower oil, palm oil, methyl oleate, coconut oil, castor oil, dish
One or more in seed oil, soybean oil, turpentine oil.
Specific embodiment
According to the abundant methods of Sun Yun, it is association that the synergy of pharmacy mix, i.e. CTC≤80 are evaluated according to co-toxicity coefficient (CTC)
Same antagonism, 80 ＜ CTC ＜ 120 are joint action of antagonism, and CTC >=120 are synergistic function.Actual measurement toxicity index
(ATI)=(EC of standard agent50The EC of/reagent agent50)×100；The toxicity index of theoretical toxicity index TTI=A medicaments ×
In mixture in the toxicity index × mixture of the percentage composition+B medicaments of A medicaments B medicaments percentage composition；Co-toxicity coefficient (CTC)=
[mixture surveys toxicity index (ATI)/mixture theoretical toxicity index (TTI)] × 100
Interior of the hymexazo fluoxastrobin to withered germ of water-melon (Fusarium oxysporum f.sp.niveum)
Toxicity test, subjects pick up from the pathogen of the watermelon blight in field, and indoor separation, test method uses mycelial growth
Method, watermelon blight is soil-borne disease, and watermelon root is endangered first, can be described as root disease.
Table 1：Hymexazo fluoxastrobin is to withered germ of water-melon (Fusarium oxysporum f.sp.niveum)
Toxicity Determination result.
, hymexazos and fluoxastrobin mixture are 50 as shown in Table 1:1~1:Between 20, to withered germ of water-melon
(Fusarium oxysporum f.sp.niveum have obvious antagonism, and co-toxicity coefficient is below 60；Further
Hymexazo is with fluoxastrobin mixture 30:1~1:To withered germ of water-melon (Fusarium oxysporum between 20
F.sp.niveum) there is obvious antagonism, co-toxicity coefficient is below 50；The Bu hymexazos of Geng Jin mono- and fluoxastrobin
Mixture is 5:1~1:To withered germ of water-melon (Fusarium oxysporum f.sp.niveum) with obvious short of money between 1
Anti- effect, below 22, Qi Shi hymexazos of You are 1 with fluoxastrobin mixture to co-toxicity coefficient:1 pair of withered germ of water-melon
(Fusarium oxysporum f.sp.niveum) antagonism is the most obvious, and co-toxicity coefficient is only 9.63.
Hymexazo fluoxastrobin is to the Toxicity Determination of lawn wilt (Pythium spp.), mycelial growth
Method, subjects pick up from the lawn droop pathogen in field, and lawn droop is soil-borne disease, lawn root of causing harm first,
Can be described as root disease.
Table 2：Toxicity Determination result of the hymexazo fluoxastrobin to lawn wilt (Pythium spp.).
, hymexazos and fluoxastrobin mixture are 50 as shown in Table 2:1~1:Between 20, to lawn wilt (Pythium
Spp.) there is obvious antagonism, co-toxicity coefficient is below 60；The Bu hymexazos of Jin mono- are with fluoxastrobin mixture 30:1
~1:There is obvious antagonism to lawn wilt (Pythium spp.) between 20, co-toxicity coefficient is below 50；
The Bu hymexazos of Geng Jin mono- are with fluoxastrobin mixture 5:1~1:Have to lawn wilt (Pythium spp.) between 1
Obvious antagonism, below 20, Qi Shi hymexazos of You are 1 with fluoxastrobin mixture to co-toxicity coefficient:1 pair of lawn droop
Bacterium (Pythium spp.) antagonism is the most obvious, and co-toxicity coefficient is only 9.72.
Hymexazo fluoxastrobin is to the Toxicity Determination of rice seedling blight (Rhizoctonia solani), and it is right to test
Rice seedling blight pathogen (Rhizoctonia solani) as picking up from field, mycelial growth method, rice seedling blight is passed for soil
Disease, rice root of causing harm first, can be described as root disease.
Table 3：Toxicity Determination knot of the hymexazo fluoxastrobin to rice seedling blight (Rhizoctonia solani)
Really.
, hymexazos and fluoxastrobin mixture are 50 as shown in Table 3:1~1:Between 20, to rice seedling blight
(Rhizoctonia solani) has obvious antagonism, and co-toxicity coefficient is below 60；The Bu hymexazos of Jin mono- and fluorine
Fluoxastrobin mixture is 30:1~1:There is obvious antagonism to rice seedling blight (Rhizoctonia solani) between 20,
Co-toxicity coefficient is below 50；The Bu hymexazos of Geng Jin mono- are with fluoxastrobin mixture 5:1~1:To lawn wilt between 1
Rice seedling blight (Rhizoctonia solani) has obvious antagonism, co-toxicity coefficient below 20, You Qi Shi Evil
Mould spirit is 1 with fluoxastrobin mixture:1 pair of rice seedling blight (Rhizoctonia solani) antagonism is the most obvious, altogether poison
Coefficient is only 9.20.
Hymexazo fluoxastrobin is to phytophthora blight of pepper, colletotrichum gloeosporioides Penz, mould white rot shield shell, Magnaporthe grisea, alternaria solani sorauer
Toxicity Determination, mycelial growth method.
Table 4：Hymexazo fluoxastrobin is to phytophthora blight of pepper, colletotrichum gloeosporioides Penz, mould white rot shield shell, Magnaporthe grisea, eggplant chain lattice
The Toxicity Determination result of the Toxicity Determination of spore.
The Shuo of table 1 is according to Xian Shi hymexazos and fluoxastrobin mixture 50:1~1:Between 20, to withered germ of water-melon
(Fusarium oxysporum f.sp.niveum have obvious antagonism, and co-toxicity coefficient is below 60；The data of table 2
Xian Shi hymexazos are with fluoxastrobin mixture 50:1~1:Between 20, have to lawn wilt (Pythium spp.) obvious
Antagonism, co-toxicity coefficient is below 60；The Shuo of table 3 is according to Xian Shi hymexazos and fluoxastrobin mixture 50:1~1:20 it
Between, there is obvious antagonism to rice seedling blight (Rhizoctonia solani), co-toxicity coefficient is below 60；Table 4
Shuo is according to Xian Shi hymexazos and fluoxastrobin 1:1 compounding is to phytophthora blight of pepper, colletotrichum gloeosporioides Penz, mould white rot shield shell, Magnaporthe grisea, eggplant chain
Lattice spore has serious antagonism, spends coefficient together below 10.
Further infer that , hymexazos and fluoxastrobin mixture antagonism are obvious from table 1, table 2, table 3, the data of table 4, it appears
Without in all senses and necessary.
Further, inventor is administered to plant leaf portion and stem preventing and treating plant for fluoxastrobin and the compounding of hymexazo
Disease, it is found that fluoxastrobin Yu hymexazos compounding does not have synergy to plant disease, with antagonism, compounds the nothing that seems
In all senses, it is illustrated below (refer to the data that table 5, table 6, table 7, table 8 are recorded)：
Observation for actual observation to disease refer to preventive effect
Colby equatioies are used to determine intended effect (Colby, the S.R.Weeds1967,15,20- of mixture
22.Calculation of the synergistic and antagonistic response ofherbicide
combinations)：
Following equatioies are used to calculate the desired value of the mixture containing two kinds of active components A and B：
In formula：
Effect of the active components A of identical (dosage) concentration used by the mixture that A=is observed；
Effect of the active component B of identical (dosage) concentration used by the mixture that B=is observed.
When concentration used by mixture (dosage) activity actual observation value (E) is more than desired value (E0) when, mixture shows as
There is unexpected synergy to target.
The cauline leaf process of table 5 are used to prevent and treat watermelon blight, lawn droop, spray, 30 days, E-E after medicine0Less than zero, see
Measured value is less than desired value, and application method uses semar technique, with ensureing and not applying plant root growth environment.
The cauline leaf process of table 6 are used to prevent and treat rice seedling blight, rice blast (Magnaporthe grisea causes), spray, 30 days after medicine,
E-E0Less than zero, observation is less than desired value, and application method uses semar technique, and plant root growth environment is not applied to ensure
In.
The cauline leaf process of table 7 are for preventing and treating bitter rot or anthracnose of grape (colletotrichum gloeosporioides Penz causes), (Phytophthora capsici draws capsicum epidemic disease
Rise), spraying, 30 days, E-E after medicine0Respectively less than 0, observation is less than desired value, and application method uses semar technique, is not applied with ensureing
In entering plant root growth environment.
The cauline leaf process of table 8 are used to prevent and treat fruit white rot of grape (white rot shield shell is mould to be caused), target (alternaria solani sorauer
Cause), 30 days, E-E after medicine0Respectively less than 0, observation is less than desired value, and application method uses semar technique, and plant is not applied to ensure
In thing root growth environment.
However, making us it is unexpected that when fluoxastrobin Yu hymexazos are administered in combination in plant root growth environment
When, synergy is shown, the plant root growth environment includes the rock containing certain moisture, the soil of organic matter and weathering
Stone and artificial manufacture are adapted to the solid state rheology matrix of plant growth, and table 9, table 10, table 11 are illustrated.
Table 9 is applied to plant root growth environment for preventing and treating peanut root rot, lawn droop, 30 days, E-E after medicine0
10% is all higher than, observation is more than desired value.
Table 10 is applied to plant root growth environment for preventing and treating root rotof flax, rice seedling blight, 30 days, E- after medicine
E010% is all higher than, observation is more than desired value.
The different administration rate of table 11 is applied to plant root growth environment for preventing and treating watermelon blight, Strawberry Root Rot, medicine
30 days, E-E afterwards05% is all higher than, observation is more than desired value；And fluoxastrobin is Yu hymexazo preventing and treating watermelon blight ratio
In 1:1 synergy is the most obvious, is secondly 1:5, secondly it is 1:10, secondly it is 10:1, secondly it is 1:30, secondly it is 20:
1；And fluoxastrobin is Yu 1 in hymexazo preventing and treating Strawberry Root Rot ratio:1 synergy is the most substantially, secondly that next is 1:
5, secondly it is 1:10, secondly it is 1:30, secondly it is 10:1, secondly it is 20:1.
Further, fluoxastrobin Yu hymexazos are added in combination in auxiliary agent salicylic acid and its salt, acetylsalicylic acid and its salt
One or more when, there is synergy to the prevention effect of plant disease, display enhancing its activity, with fluoxastrobin, Evil
Mould spirit, acetylsalicylic acid are received in the soil containing certain moisture and organic matter for applying plant root growth；Wherein fluoxastrobin
Parts by weight be the parts by weight of 1% , hymexazos for 1%, acetylsalicylic acid receives 0.4%, and sowing amount is every 1000 square metres
Soil applies 30-60 grams of fluoxastrobin, 30-60 Ke hymexazos, 12-24 grams of acetylsalicylic acid and receives, and table 12, table 13 are illustrated.
Table 12 is applied to plant root growth environment for preventing and treating watermelon blight, lawn droop, sprays, 30 after medicine
My god, E-E00 is all higher than, observation is more than desired value.
Table 13 is applied to plant root growth environment for preventing and treating watermelon blight, lawn droop, sprays, 30 after medicine
My god, E-E00 is all higher than, observation is more than desired value.
During further , hymexazos and fluoxastrobin apply plant root growth environment as active ingredient, also include
One or more in auxiliary agent salicylic acid and its salt, acetylsalicylic acid and its salt, also including Wound-healing agent, Wound-healing agent choosing
Received from humic acid, glucose, methyl α-naphthyl acetate, Nafusaku, indolebutyric acid, indolebutyric acid, one or more in brassin lactones,
Together apply in plant root growth environment Shi , hymexazos and fluoxastrobin to plant root disease relative to be added without auxiliary agent and
Wound-healing agent shows enhanced prevention effect, especially the method include received with fluoxastrobin, hymexazos, acetylsalicylic acid,
Nafusaku is applied in the soil containing certain moisture and organic matter of plant root growth；Wherein parts by weight of fluoxastrobin
For the parts by weight of 1% , hymexazos are 1%, acetylsalicylic acid receives 0.3%, and Nafusaku 0.1%, sowing amount is every 1000 flat
Square rice soil applies 30-60 grams of fluoxastrobin, 30-60 Ke hymexazos, 9-18 grams of acetylsalicylic acid and receives, 3-6 grams of Nafusaku, table
14 illustrate.
Table 14 is applied to plant root growth environment for preventing and treating watermelon blight, lawn droop, sprays, 30 after medicine
My god, E-E00% is all higher than, observation is more than desired value.
Claims (10)
1. the method for controlling plant root disease, the method includes that Yong hymexazos and fluoxastrobin apply plant as active ingredient
In root growth environment；Mass fraction ratio of hymexazo and fluoxastrobin is in it：30:1~1:20.
2. method according to claim 1, wherein the mass fraction ratio of described fluoxastrobin and hymexazo is 1：1~
5。
3. method according to claim 1, wherein the mass fraction ratio of described fluoxastrobin and hymexazo is 1：1.
4. it is according to claim 1 control plant root disease method, the method is except phonetic including Yong hymexazos and fluorine
Bacterium ester applies plant root growth environment at home and abroad as active ingredient, also contains auxiliary agent.
5. auxiliary agent according to claim 4, auxiliary agent contain one kind in salicylic acid and its salt, acetylsalicylic acid and its salt or
It is several.
6. it is according to claim 1 control plant root disease method, the method is except phonetic including Yong hymexazos and fluorine
Bacterium ester applies plant root growth environment at home and abroad as active ingredient, also contains Wound-healing agent.
7. Wound-healing agent according to claim 6, contains humic acid, glucose, methyl α-naphthyl acetate, Nafusaku, indoles fourth
Acid, indolebutyric acid receives, one or more in brassin lactones.
8. the method for control plant root disease according to claim 1, the method include with fluoxastrobin, hymexazos,
Acetylsalicylic acid is received in the soil for applying plant root growth；Wherein the parts by weight of fluoxastrobin are that content is 1% , hymexazos
Parts by weight content be 1%, the parts by weight content that acetylsalicylic acid is received be 0.4%, sowing amount is every 1000 square metres of soil
30-60 grams of fluoxastrobin, 30-60 Ke hymexazos, 12-24 grams of acetylsalicylic acid is applied to receive.
9. the method for control plant root disease according to claim 1, the method include with fluoxastrobin, hymexazos,
During acetylsalicylic acid is received, Nafusaku applies the soil of plant root growth；Wherein the parts by weight content of fluoxastrobin is 1%,
The parts by weight content of hymexazo is 1%, and the parts by weight content of Nafusaku is 0.1%.
10. the method for control plant root disease according to claim 1, the method include with fluoxastrobin, hymexazos,
During acetylsalicylic acid is received, Nafusaku applies the soil of plant root growth；Wherein the parts by weight content of fluoxastrobin is 1%,
The parts by weight content of hymexazo is 1%, and the parts by weight content that acetylsalicylic acid is received is 0.3%, the weight portion of Nafusaku
Number content is 0.1%.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107567967A (en) * | 2017-09-28 | 2018-01-12 | 惠州市支持网知识产权运营有限公司 | A kind of breeding method of notopterygium root |
| CN111513074A (en) * | 2020-05-08 | 2020-08-11 | 许素红 | Formula and method for preventing and treating tomato stem basal rot |
| CN111972194A (en) * | 2020-08-31 | 2020-11-24 | 江苏水木农景股份有限公司 | Method for treating root rot of apocarya |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105494364A (en) * | 2014-10-15 | 2016-04-20 | 济南约克农化有限公司 | Bactericide containing azoxystrobin and hymexazol |
-
2017
- 2017-02-16 CN CN201710082846.8A patent/CN106857564A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105494364A (en) * | 2014-10-15 | 2016-04-20 | 济南约克农化有限公司 | Bactericide containing azoxystrobin and hymexazol |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107567967A (en) * | 2017-09-28 | 2018-01-12 | 惠州市支持网知识产权运营有限公司 | A kind of breeding method of notopterygium root |
| CN111513074A (en) * | 2020-05-08 | 2020-08-11 | 许素红 | Formula and method for preventing and treating tomato stem basal rot |
| CN111972194A (en) * | 2020-08-31 | 2020-11-24 | 江苏水木农景股份有限公司 | Method for treating root rot of apocarya |
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