CN110338009A - A kind of control method of seed production corn base rot disease - Google Patents

A kind of control method of seed production corn base rot disease Download PDF

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CN110338009A
CN110338009A CN201910623156.8A CN201910623156A CN110338009A CN 110338009 A CN110338009 A CN 110338009A CN 201910623156 A CN201910623156 A CN 201910623156A CN 110338009 A CN110338009 A CN 110338009A
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rape
corn
preparation
pyraclostrobin
control method
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CN110338009B (en
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杨克泽
任宝仓
马金慧
吴之涛
陈志国
高正睿
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Gansu Research Institute Of Agricultural Engineering Technology
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Gansu Research Institute Of Agricultural Engineering Technology
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    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01C—PLANTING; SOWING; FERTILISING
    • A01C1/00—Apparatus, or methods of use thereof, for testing or treating seed, roots, or the like, prior to sowing or planting
    • A01C1/06—Coating or dressing seed
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G13/00—Protecting plants
    • 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
    • A01G22/00—Cultivation of specific crops or plants not otherwise provided for
    • A01G22/20—Cereals
    • 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
    • A01N43/06—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 five-membered rings
    • A01N43/12—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 five-membered rings condensed with a carbocyclic ring
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
    • A01N43/02—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one or more oxygen or sulfur atoms as the only ring hetero atoms
    • A01N43/04—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one or more oxygen or sulfur atoms as the only ring hetero atoms with one hetero atom
    • A01N43/22—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one or more oxygen or sulfur atoms as the only ring hetero atoms with one hetero atom rings with more than six members
    • 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
    • A01N43/34—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one nitrogen atom as the only ring hetero atom
    • A01N43/36—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one nitrogen atom as the only ring hetero atom five-membered rings
    • A01N43/38—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one nitrogen atom as the only ring hetero atom five-membered rings condensed with carbocyclic rings
    • 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
    • A01N43/48—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with two nitrogen atoms as the only ring hetero atoms
    • A01N43/56—1,2-Diazoles; Hydrogenated 1,2-diazoles
    • 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
    • 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
    • A01N43/90—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having two or more relevant hetero rings, condensed among themselves or with a common carbocyclic ring system
    • 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
    • A01N45/00—Biocides, pest repellants or attractants, or plant growth regulators, containing compounds having three or more carbocyclic rings condensed among themselves, at least one ring not being a six-membered ring
    • 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
    • A01N47/08—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 one or more single bonds to nitrogen atoms
    • A01N47/10—Carbamic acid derivatives, i.e. containing the group —O—CO—N<; Thio analogues thereof
    • A01N47/24—Carbamic acid derivatives, i.e. containing the group —O—CO—N<; Thio analogues thereof containing the groups, or; Thio analogues thereof
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N51/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds having the sequences of atoms O—N—S, X—O—S, N—N—S, O—N—N or O-halogen, regardless of the number of bonds each atom has and with no atom of these sequences forming part of a heterocyclic ring

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  • Plant Pathology (AREA)
  • Pest Control & Pesticides (AREA)
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  • Agronomy & Crop Science (AREA)
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  • Pretreatment Of Seeds And Plants (AREA)

Abstract

The present invention provides a kind of control methods of seed production corn base rot disease, belong to control of crop disease technical field, the control method is the following steps are included: 1) before corn seeding: being coated to corn seed；The preparation of the coating includes red Yin second rape, pyraclostrobin, clothianidin and Pola film；2) the corn toy trumpet mouth phase: the first preparation is sprayed；First preparation includes Soluble silicon fertilizer, red Yin second rape and foliar fertilizer；The foliar fertilizer includes amino acid and microelement；3) corn big bell mouth stage: the second preparation is sprayed；Second preparation includes red Yin second rape and pyraclostrobin；4) corn kernel forms the phase: spraying third preparation；The third preparation includes Soluble silicon fertilizer, benzene first Fluoxastrobin and AVM hereinafter chlorine worm Ammonium benzoate.Control method of the invention is to the preventive effect of Causal Organism of Maize Basal Stalk up to 62.5%, and volume increase 35.7%, significant effect, medicament can promote the use of seed and corn safety.

Description

A kind of control method of seed production corn base rot disease
Technical field
The present invention relates to control of crop disease technical field more particularly to a kind of prevention and treatment sides of seed production corn base rot disease Method.
Background technique
Causal Organism of Maize Basal Stalk is also known as Corn Stalk Rot, often results in that plant is early withered, the not full problem of seed lack of filling power.The disease Disease incidence is typically up to 10%~25%, up to 48.6% when serious, causes great loss to peasant households.
Causal Organism of Maize Basal Stalk causes the highest attention of numerous scholars, and seed production corn area in global serious harm Morbidity is particularly acute.The most effective control method of field corn is exactly to select disease-resistant variety at present, and seed production corn base rot disease Prevention and treatment focus mostly on and be coated or spraying in chemical agent, one side chemical control and individually to spray fungicide preventive effect general cannot Fully control disease；A large amount of uses of another aspect fungicide cause plant to develop drug resistance, and also impact to ecological environment.
Summary of the invention
The purpose of the present invention is to provide a kind of control method of seed production corn base rot disease, this method can be given full play to Corn itself is disease-resistant and anti-adversity ability, can achieve the effect that good prevention and treatment Causal Organism of Maize Basal Stalk.
In order to achieve the above-mentioned object of the invention, the present invention the following technical schemes are provided:
The present invention provides a kind of control methods of seed production corn base rot disease, comprising the following steps:
1) before corn seeding: being coated to corn seed；The preparation of the coating includes red Yin second rape, pyrrole Azoles kresoxim-methyl, clothianidin and Pola film；
2) the corn toy trumpet mouth phase: the first preparation is sprayed；First preparation includes Soluble silicon fertilizer, red Yin second rue Tongue fur and foliar fertilizer；The foliar fertilizer includes amino acid and microelement；
3) corn big bell mouth stage: the second preparation is sprayed；Second preparation includes red Yin second rape and pyrazoles ether Bacterium ester；
4) corn kernel forms the phase: spraying third preparation；The third preparation includes Soluble silicon fertilizer, benzene first Fluoxastrobin With AVM hereinafter chlorine worm Ammonium benzoate.
Preferably, in the step 1) coating process, red Yin second rape, pyraclostrobin, clothianidin, Pola film and The ratio of corn seed is 10~14g:180~220mL:280~320mL:400~500g:95~105kg.
Preferably, the content of silicon is 65~75g/L in the Soluble silicon fertilizer.
Preferably, the red Yin second rape is red Yin second rape wettable powder；The red Yin second rue The mass percentage of red Yin second rape is 0.136% in tongue fur wettable powder；When the red Yin second rape sprays It is used after 6000~8000 times of dilution.
Preferably, the pyraclostrobin is pyraclostrobin suspending agent；Pyrazoles ether in the pyraclostrobin suspending agent The content of bacterium ester is 18%；It is used after 800~1200 times of dilution when pyraclostrobin described in step 3) sprays.
Preferably, the Fluoxastrobin of benzene first described in step 4) is 32.5% benzene first Fluoxastrobin；The 32.5% benzene first It is used after 1000~2000 times of dilution when Fluoxastrobin sprays.
Preferably, the worm Ammonium benzoate of AVM hereinafter chlorine described in step 4) is 6% AVM hereinafter chlorine worm Ammonium benzoate；Described 6% It is used after 500~1000 times of dilution when AVM hereinafter chlorine worm Ammonium benzoate sprays.
Preferably, the ratio of Soluble silicon fertilizer described in step 2), red Yin second rape and foliar fertilizer be 8~16:1~ 1.3:8~10；The amount of application of Soluble silicon fertilizer is 30~60mL/667m in first preparation described in step 2)2；The red Yin The amount of application of second rape is 3.75~5g/667m2；The amount of application of the foliar fertilizer is 30~37.6mL/667m2。
Preferably, the ratio of red Yin second rape and pyraclostrobin described in step 3) is 3~4:20~30；Step 3) amount of application of red Yin second rape is 3~4g/667m in the second preparation described in2；The amount of application of the pyraclostrobin For 20~30mL/667m2。
Preferably, Soluble silicon fertilizer described in step 4), the ratio of benzene first Fluoxastrobin and AVM hereinafter chlorine worm Ammonium benzoate For 2~4:1~2:2~4；The amount of application of Soluble silicon fertilizer is 30~60mL/667m in third preparation described in step 4)2；Institute The amount of application for stating benzene first Fluoxastrobin is 15~30mL/667m2；The amount of application of the AVM hereinafter chlorine worm Ammonium benzoate be 30~ 60mL/667m2。
Beneficial effects of the present invention: the present invention provides a kind of control method of seed production corn base rot disease, including it is following Step: 1) before corn seeding: being coated to corn seed；The preparation of the coating includes red Yin second rape, pyrazoles Kresoxim-methyl, clothianidin and Pola film；2) the corn toy trumpet mouth phase: the first preparation is sprayed；First preparation includes soluble silicon Fertile, red Yin second rape and foliar fertilizer；The foliar fertilizer includes amino acid and microelement；3) corn big bell mouth stage: spray Apply the second preparation；Second preparation includes red Yin second rape and pyraclostrobin；4) corn kernel forms the phase: spraying the Three preparations；The third preparation includes Soluble silicon fertilizer, benzene first Fluoxastrobin and AVM hereinafter chlorine worm Ammonium benzoate.
For the purpose of control method of the invention is balanced using Green Development as objective, by protecting ecology, give full play to corn from Body is disease-resistant and anti-adversity ability, with the use of high-efficiency low-toxicity less-persistent pesticide substitution highly toxic and high-persistent pesticide.Prevention and treatment side of the invention Method is to the preventive effect of Causal Organism of Maize Basal Stalk up to 62.5%, and volume increase 35.7%, significant effect, medicament, can to seed and corn safety It promotes the use of.And the present invention makes the reduction of seed production corn time of infertility Pesticide use amount can reduce environmental pollution, and preventive effect is more traditional Control method averagely improves 15.1%.
Detailed description of the invention
Fig. 1 shows the influences sprayed after Soluble silicon fertilizer and fungicide to Causal Organism of Maize Basal Stalk (wherein: T1:500 times of liquid Silicon；The silicon of T2:1000 times of liquid；The silicon of T3:1500 times of liquid；The silicon of T4:2000 times of liquid；T5:18% pyraclostrobin；T6:500 times + 18% pyraclostrobin of silicon of liquid；+ 18% pyraclostrobin of silicon of T7:1000 times of liquid；+ 18% pyrazoles of silicon of T8:1500 times of liquid Kresoxim-methyl；+ 18% pyraclostrobin of silicon of T9:2000 times of liquid).
Specific embodiment
The present invention provides a kind of control methods of seed production corn base rot disease, comprising the following steps:
1) before corn seeding: being coated to corn seed；The preparation of the coating includes red Yin second rape, pyrrole Azoles kresoxim-methyl, clothianidin and Pola film；
2) the corn toy trumpet mouth phase: the first preparation is sprayed；First preparation includes Soluble silicon fertilizer, red Yin second rue Tongue fur and foliar fertilizer；The foliar fertilizer includes amino acid and microelement；
3) corn big bell mouth stage: the second preparation is sprayed；Second preparation includes red Yin second rape and pyrazoles ether Bacterium ester；
4) corn kernel forms the phase: spraying third preparation；The third preparation includes Soluble silicon fertilizer, benzene first Fluoxastrobin With AVM hereinafter chlorine worm Ammonium benzoate.
The present invention is first coated corn seed before corn seeding；The preparation of the coating includes red Yin Second rape, pyraclostrobin, clothianidin and Pola film；Coating can use mechanical coating and artificial coating, and general seeds company can Seed is sold to peasant after being coated with seed-coating machine, the coating of a small amount of corn seed can be manually carried out, first help seed pelleting Agent Pola film, water, red Yin second rape, pyraclostrobin, clothianidin are added in beaker by preferred proportion and are stirred It is spare afterwards；Quantitative seed is placed in plastic casing with cover, the coated preparation prepared is sprayed on seed in proportion, is covered immediately Lid is sufficiently mixed to be shaken, it is ensured that is coated uniformly, is prevented phytotoxicity from occurring and (paying attention to be stirred with ironware and operation under hot conditions). In coating process, red Yin second rape, pyraclostrobin, clothianidin, Pola film and corn seed ratio be preferably 10~ 14g:180~220mL:280~320mL:400~500g:95~105kg；More preferably 12g:200mL:300mL:450g: 100kg.In the present invention, the effect of the Cotton seeds is deinsectization diseases prevention, improves Maize at Seedling Stage resistance and emergence rate, and strengthening root is strong Seedling promotes corn early growth.
In the present invention, the red Yin second rape be preferably 0.136% red Yin second rape (WP wettable powder, Mass ratio)；The 0.136% red Yin second rape is preferably purchased from Beijing Cheng Hejia letter means of agricultural production trade Co., Ltd；Institute Before the effect for stating red Yin second rape is sowing, the resistance of corn seed can be improved with the coating of red Yin second rape, Can pre- frost damage prevention and saline and alkaline evil etc., improve seeding ratio, saving of labor and save kind, production investment can be reduced；In the present invention, the pyrrole Azoles kresoxim-methyl is 18% pyraclostrobin (mass ratio, suspending agent SC)；18% pyraclostrobin is preferably purchased from Bath Husband (China) Co., Ltd；In the present invention, the effect of the pyraclostrobin is can effectively to inhibit corn in seed or soil Brown foot rot germ infects seed or seedling.
In the present invention, the clothianidin is preferably purchased from Suzhou Fu Meishi plant protection Co., Ltd；In the present invention, institute The effect for stating clothianidin is protection corn seed, prevents harm of the subterranean pest-insect to corn seed.
In the present invention, the Pola film is seed pelleting auxiliary agent；The seed pelleting auxiliary agent is preferably sowed purchased from Shanghai Auspicious agricultural science and technology Co., Ltd.In the present invention, the effect of the Pola film is to enhance adhesive force and the brightness of medicament and seed, face Color is used to distinguish the seed and grain of coating, warns people in order to avoid being poisoned.
The present invention is in the corn toy trumpet mouth phase: spraying the first preparation；First preparation includes Soluble silicon fertilizer, red Yin Second rape and foliar fertilizer；The foliar fertilizer includes amino acid and microelement, is sprayed after mixing
In the present invention, the ratio of the Soluble silicon fertilizer, red Yin second rape and foliar fertilizer be preferably 8~16:1~ 1.3:8~10 are more preferably 15:1:9.4；The amount of application of first preparation is preferably Soluble silicon fertilizer 60mL/667m2, red Yin second rape 4g/667m2, foliar fertilizer 37.6g/667m2；In the present invention, the effect of first preparation is that enhancing corn is long Gesture promotes root system development, further increases resistance.
In the present invention, the content of silicon is preferably 65~75g/L in the Soluble silicon fertilizer, more preferably 70g/L；It is described can Dissolubility siliceous fertilizer preferably protect on the way it is good, be purchased from Jiangmen plant protection Co., Ltd；The effect of the Soluble silicon fertilizer is to significantly inhibit Brown foot rot germ infects corn, and the resistance of corn can be enhanced, and is conducive to the accumulation of corn dry matter, can prevent rotten Root can reduce toxic action of the heavy metal to corn, enhance the lodging tolerance of corn, while can hinder as physical barriers Other pathogens infect.
In the present invention, the red Yin second rape is preferably that (mass ratio is wettable to 0.136% red Yin second rape Property pulvis)；The 0.136% red Yin second rape uses after preferably diluting 6000~8000 times when spraying, more preferably It is used after 7500 times of dilution；The 0.136% red Yin second rape, which is preferably purchased from Beijing Cheng Hejia letter means of agricultural production trade, to be had Limit company；The effect of the red Yin second rape is to improve the resistance and disease resistance of plant, enhances photosynthesis.
In the present invention, the foliar fertilizer is preferably Ai Wofu, is used after preferably diluting 800~1000 times when spraying, more It is used after preferred 800 times of dilution, the preferred foliar fertilizer Ai Wofu is purchased from Jiangmen plant protection Co., Ltd；The foliar fertilizer Effect is that the amino acid of high-content can directly be absorbed by maize leaf, improves the efficiency of corn manufacture nutrient, is reduced because of cold, frost Freeze, destroyed caused by arid or long-term rainy days, prevents various physiological barriers, the final yield and quality for improving corn seed.
The present invention is in corn big bell mouth stage: spraying the second preparation；Second preparation include red Yin second rape and Pyraclostrobin.
In the present invention, the ratio of the red Yin second rape and pyraclostrobin is preferably 3~4:20~30, more preferably For 2:15；The amount of application of second preparation is preferably red Yin second rape 4g/667m2, pyraclostrobin 30mL/ 667m2。
In the present invention, the effect of second preparation is to improve the resistance of plant, enhances photosynthesis, red Yin Second rape and mixed apply of pyraclostrobin can obviously inhibit infecting for Causal Organism of Maize Basal Stalk bacterium, to reduce Causal Organism of Maize Basal Stalk Disease incidence and severity.
In the present invention, red Yin second rape is preferably 0.136% red Yin second rape (mass ratio, wettable powder Agent)；The 0.136% red Yin second rape uses after preferably diluting 6000~8000 times when spraying, preferred to dilute It is used after 7500 times；The 0.136% red Yin second rape is preferably purchased from Beijing Cheng Hejia letter limited public affairs of means of agricultural production trade Department；The effect of the red Yin second rape is the photosynthesis for improving plant, enhances its resistance and disease resistance, is mitigated The harm of base rot disease promotes corn growth.
In the present invention, the pyraclostrobin is preferably 18% pyraclostrobin (mass ratio)；The pyraclostrobin spray It uses after preferably diluting 800~1200 times when applying, is used after more preferably diluting 1000 times；18% pyraclostrobin is excellent Choosing is purchased from BASF China；In the present invention, the effect of the pyraclostrobin is: corn can be effectively suppressed Brown foot rot germ infects plant.
The present invention forms the phase in corn kernel: spraying third preparation；The third preparation includes Soluble silicon fertilizer, benzene first Fluoxastrobin and AVM hereinafter chlorine worm Ammonium benzoate
In the present invention, the ratio of the Soluble silicon fertilizer, benzene first Fluoxastrobin and chlorine worm AVM hereinafter be preferably 2~4:1~ 2:2~4, more preferably 3:1:2；The amount of application of the third preparation is preferably Soluble silicon fertilizer 60mL/667m2, benzene first is phonetic Bacterium ester 20mL/667m2, AVM hereinafter chlorine worm Ammonium benzoate 40mL/667m2.In the present invention, the effect of the third preparation is to improve Plant photosynthesis, insect prevention diseases prevention reach that seed kernel is full, increase income the purpose of high yield.
In the present invention, the content of silicon is preferably 65~75g/L in the Soluble silicon fertilizer, more preferably 70g/L；It is described can Dissolubility siliceous fertilizer preferably protect on the way it is good, be purchased from Jiangmen plant protection Co., Ltd；The effect of the Soluble silicon fertilizer is enhancing corn Disease resistance and power resistant to lodging can prevent infecting for pathogen as physical barriers, can also promote full seed, reach volume increase Effect.
In the present invention, the benzene first Fluoxastrobin is preferably 32.5% benzene first Fluoxastrobin (mass ratio)；Described 32.5% Benzene first Fluoxastrobin uses after preferably diluting 1000~2000 times when spraying, and uses after preferred 1500 times of dilution；It is described 32.5% benzene first Fluoxastrobin is preferably purchased from Syngenta (Suzhou) crop protection Co., Ltd；The benzene first Fluoxastrobin Effect is that disease fungus is inhibited to infect corn, and benzene first Fluoxastrobin and soluble silicon interaction are remarkably improved to corn stem foot The preventive effect of maize ear rot.
In the present invention, the AVM hereinafter chlorine worm Ammonium benzoate is preferably 6% AVM hereinafter chlorine worm Ammonium benzoate (mass ratio)；Institute It states and is used after preferably diluting 500~1000 times when AVM hereinafter chlorine worm Ammonium benzoate sprays, more preferably dilute 600~800 times After use；The AVM hereinafter chlorine worm Ammonium benzoate is preferably purchased from Syngenta Co., Ltd；The AVM hereinafter chlorine worm Ammonium benzoate Effect is the prevention and treatment pests such as bollworm and corn borer.
Technical solution provided by the invention is described in detail below with reference to embodiment, but they cannot be understood For limiting the scope of the present invention.
Embodiment 1
Material and method
1.1 test material
1) for trying strain: (any one plant of Fusarium graminearum can be complete for Fusarium graminearum (Fusarium gramincarum) At test), it is provided by Gansu Province agricultural engineering technology research institute Plant Pathology laboratory, to cultivate bacterial strain after single spore separation；
2) it for trying corn: susceptible corn variety Shanxi glutinous 205, is provided by Gansu Mongolian gazelle river Zhong Ye Co., Ltd, group；
3) for trying silicon: protecting good (si=70g/L) on the way, provided by Jiangmen Plant Protection Co., Ltd.；
4) reagent agent: 4.23% kind bacterium azoles metalaxyl microemulsion (top Miao Xin), Ai Lisida company, the U.S.；Red Yin Second rape WP, lecithin vitamine E auxiliary agent (An Rongle) SL (Beijing Cheng Hejia believes that means of agricultural production trade Co., Ltd provides)； The 29.8% cruel Lars () of thiophene worm arm bacterium phenylate, 32.5% benzene first Fluoxastrobin, difenoconazole (enemy committee is red) and 3.5% Fludioxonil essence first (Fludioxonil and metaiaxy) is provided by Syngenta (Suzhou) crop protection Co., Ltd；Pyrazoles Fluoxastrobin, by BASF (China) Co., Ltd provides；Clothianidin (shield grain is red) (Suzhou Fu Meishi plant protection Co., Ltd)；Ai Wofu (Jiangmen plant protection Co., Ltd provides)；AVM hereinafter chlorine worm Ammonium benzoate (Syngenta Co., Ltd's offer).
1.2 test methods and result
It is experimental field located at Gansu Province, group's Zhong Ye Co., Ltd corn seed producing base, Mongolian gazelle river, is located at Gansu Province's Wuwei 10 years seed production corn continuous cropping plot are selected in city, Mongolian gazelle town, Liangzhou District, using field randomized block experiment method, with susceptible corn product Kind Shanxi glutinous 205 is research object.Seed coat agent and Chemicals pilot survey corn emergence rate and disease index calculate preventive effect；Show Model test, Investigate incidence, disease index calculate preventive effect, and carry out survey production after harvesting.
Grade scale of the investigation of disease index referring to Mei Liyan (Mei Liyan, 2003): 0 grade: normal plants；1 grade: Diseased plant is from bottom to top green withered, accounts for the 1/4 of complete stool blade hereinafter, 1~2 section of stem foot is asymptomatic；3 grades: green dead leaf piece accounts for 1/2 or so, The slightly water stain shape of 1~2 section of stem foot；5 grades: green dead leaf piece accounts for 2/3 or more, and basal part of stem softens, and fruit ear starts sagging；7 grades: complete stool leaf Withered or withered, the soft browning of basal part of stem of piece blueness, fruit ear is sagging, lodges.
(1) seed coat agent comparative test: top 4.23% microemulsion of Miao Xin presses 2mL/kg, phenyl ether methyl cyclic by 2mL/kg, cruel Lars Azoles (enemy committee red) by 3mL/kg, bright fringe by 1.5mL/kg, neat jump by 2mL/kg, A meter Miao receive by 0.6mL/kg, Fludioxonil and metaiaxy presses 1.5mL/kg seed is watered coating, and whens each fungicide Cotton seeds separately adds the clothianidin of 3mL, is compared with clear water, 3 repetitions, Respectively processing seed pelleting dries rear spare, at seeding time with Fusarium graminearum spore suspension and film forming agent seed dressing inoculation.Test Time: 2016.Test result is referring to Tables 1 and 2.
1 different agents of table are coated the influence to corn emergence rate
As can be seen from Table 1, different agents Cotton seeds corn seed has a certain impact to the emergence rate of corn.With 18% pyraclostrobin (Qi Yue)+clothianidin, top 4.23% microemulsion of Miao Xin (kind bacterium azoles metalaxyl)+clothianidin, A meter Miao Receipts are coated seed, and seeding ratio significantly improves, and relatively control improves 3.2%~7.9%, wherein with 32.5% benzene first Fluoxastrobin (A meter Miao receipts)+clothianidin, is coated seed, corn seed emergence rate highest, and up to 97.3%, relatively control is improved 7.9%；Seed is coated with cruel Lars, the emergence rate of seed decreases compared with control, reduces 1.6%.
Control efficiency of the 2 different agents Cotton seeds of table to Causal Organism of Maize Basal Stalk
As can be seen from Table 2, different agents Cotton seeds corn seed has the prevention and treatment of Causal Organism of Maize Basal Stalk certain Effect.2 times investigation result is shown: with pyraclostrobin (Qi Yue) and 32.5% benzene first Fluoxastrobin (A meter Miao receipts) to maize seed It is preferable that son is coated processing preventive effect, wherein 42.42% is reached as high as with pyraclostrobin (Qi Yue) processing preventive effect, 32.5% benzene First Fluoxastrobin preventive effect is up to 32.35%.
(2) fungicide comparative test (big bell mouth stage is spraying), test set 5 processing altogether, are respectively as follows:
Tebuconazole (the 60mL/667m of T1:500 times of liquid2)+0.136% red 7500 times of liquid (4g/ of Yin second rape 667m2)；
Difenoconazole (the 30mL/667m of T2:1000 times of liquid2)+0.136% red 7500 times of liquid (4g/ of Yin second rape 667m2)；
The benzene first Fluoxastrobin (15mL/667m of T3:2000 times of liquid2)+0.136% red 7500 times of liquid of Yin second rape (4g/667m2)；
Pyrazoles Fluoxastrobin (the 37.5mL/667m of T4:800 times of liquid2)+0.136% red 7500 times of liquid of Yin second rape (4g/667m2)；
It is inoculated at seeding time with Fusarium graminearum spore suspension and film forming agent seed dressing, uses people in corn big bell mouth stage Work injection method is inoculated with Fusarium graminearum spore suspension (about 1*107A/mL, every plant of injection 5mL), using spray clear water as control, Test sets 3 repetitions, every zone leader 6m, wide 5m, 6000 plants/667m of thickness of sowing2, surrounding, which is set, protects row.Test period: 2017 Year.Test result is referring to table 3.
The spraying influence to Causal Organism of Maize Basal Stalk of 3 different agents of table
There is certain preventive effect to Causal Organism of Maize Basal Stalk for 5 kinds of medicaments of examination, wherein pyrazoles Fluoxastrobin+0.136% is red Yin second rape mixed atomizing preventive effect is best, is secondly the red Yin second rape of benzene first Fluoxastrobin+0.136% up to 34.15% Mixed atomizing, preventive effect 27.77%.
(3) soluble silicon is mutually tested with fungicide, using RANDOMIZED BLOCK DESIGN, sets 9 processing altogether, and 1 clear water compares, 3 repetitions.Respectively, CK；T1:A1；T2:A2；T3:A3；T4:A4；T5:B；T6:A1+B；T7:A2+B；T8:A3+B；T9:A4+ B is (wherein: A1: spraying the Soluble silicon fertilizer (60mL/667m of 500 times of liquid2)；A2: the Soluble silicon fertilizer of 1000 times of liquid is sprayed (30mL/667m2) A3: spray the Soluble silicon fertilizer (20mL/667m of 1500 times of liquid2)；A4: the soluble silicon of 2000 times of liquid is sprayed Fertilizer (15mL/667m2)；B: the 18% pyraclostrobin (37.6mL/667m of 800 times of liquid is sprayed2), according to making after medicament 2 times dilutions It is prepared with concentration, carries out blade face even spraying.1st spray date are as follows: on June 8th, 2017, corn Life expectancy are 8 leaves 1 The heart；2nd spray date: on July 3rd, 2017, corn Life expectancy are 14 leaf, 1 heart；3rd spray date: August 2 in 2017 Day, the corn pustulation period.Test result is referring to Fig. 1.Fig. 1 as the result is shown all processing have to Causal Organism of Maize Basal Stalk it is certain anti- Effect.Single spraying various concentration Soluble silicon fertilizer, 12.11%~28.04%, sprays 500 times of liquid to the preventive effect of Causal Organism of Maize Basal Stalk Silicon preventive effect is best；The preventive effect of single spraying fungicide sprays between siliceous fertilizer and 18% pyraclostrobin between single spraying siliceous fertilizer and mixing, In spray 500 times of liquid+18% pyraclostrobin of Soluble silicon fertilizer preventive effect it is best, be 40.76%, with other processing differences Significantly, the mixed spray of+18% pyraclostrobin of Soluble silicon fertilizer of 1000 times of liquid is taken second place, and is 37.50%, 2000 times of liquid of single spraying it is solvable Property siliceous fertilizer preventive effect it is minimum, be 12.11%.
(4) corn kernel forms early period (siliceous fertilizer and the spray testing of fungicide interaction).
T1:500 times of liquid soluble silicon [protecting good (Si=70g/L) on the way] (60mL/667m2)；
Tebuconazole (the 60mL/667m of T2:500 times of liquid2)+500 times of liquid soluble silicon (60mL/667m2)；
Difenoconazole (the 30mL/667m of T3:1000 times of liquid2)+500 times of liquid soluble silicon (60mL/667m2)；
The benzene first Fluoxastrobin (15mL/667m of T4:2000 times of liquid2)+500 times of liquid soluble silicon (60mL/667m2)；
Pyrazoles Fluoxastrobin (the 37.6mL/667m of T5:800 times of liquid2)+500 times of liquid soluble silicon (60mL/667m2)；
Cruel Lars (the thiophene worm arm bacterium phenylate (30mL/667m of T6:1000 times of liquid2))+500 times of liquid soluble silicon (60mL/ 667m2), using spraying clear water as control, test sets 3 repetitions, every zone leader 8m, wide 4m, 6000 plants/667m of thickness of sowing2, Surrounding sets protection row.Test period: 2018.Test result is referring to table 4.
The different fungicide of table 4 and silicon mutually make the influence to Causal Organism of Maize Basal Stalk bacterium
Silicon is mutually made to be higher than the preventive effect of Causal Organism of Maize Basal Stalk from different fungicide individually sprays silicon, wherein 2000 times of liquid by spraying + 500 times of liquid soluble silicons of benzene first Fluoxastrobin to the preventive effect highest of Causal Organism of Maize Basal Stalk, up to 47.45%, secondly to spray + 500 times of liquid soluble silicons of pyrazoles Fluoxastrobin of 800 times of liquid, preventive effect 40.45%.
(5) demonstration test:
Before sowing: with 0.136% red+18% pyraclostrobin (200mL) of Yin second rape (12g)+clothianidin 300mL + appropriate (450g Pola film) Maize Seeds Coated (100Kg)；
The toy trumpet mouth phase: " protecting on the way good " 500 times of liquid of the siliceous 70g/L of foliage-spray, amino-acid trace element " Ai Wofu " 800 times of liquid, 0.136% red 7500 times of liquid of Yin second rape；
Big bell mouth stage, with 0.136% 1000 times of liquid blade faces of+18% pyraclostrobin of red 7500 times of liquid of Yin second rape It is spraying；
Grain filling period sprays 500 times of liquid (60mL/667m of Soluble silicon fertilizer " protecting on the way good " of 70g/L2)+32.5% benzene 1500 times of liquid (20mL/667m of first Fluoxastrobin2)+6% 750 times of liquid (4mL/667m of AVM hereinafter chlorine worm Ammonium benzoate2)；
If control is tradition prevention and treatment and does not prevent and treat (CK).Test period, 2018.Test result is referring to table 5
5 Causal Organism of Maize Basal Stalk integrated control demonstration test result (control time: 2018) of table
As seen from the results in Table 5, it is coated before broadcasting with medicament, and carries out reagent spray in different growing, in field to corn The preventive effect of base rot disease is average, and up to 62.5%, the more traditional prevention and treatment of preventive effect improves 15.1%, averagely increases production 35.7%, effect is aobvious It writes, medicament can promote the use of seed and corn safety.
From above-mentioned test data:
1) medicament coating with 18% pyraclostrobin+clothianidin processing corn seed preventive effect experiments have shown that be up to 42.42%, 32.5% benzene first Fluoxastrobin+clothianidin takes second place, and is 32.35%；
2) reagent spray is experiments have shown that wherein the red Yin second rape mixed atomizing preventive effect of pyrazoles Fluoxastrobin+0.136% is most It is good, it is secondly the red Yin second rape mixed atomizing of benzene first Fluoxastrobin+0.136%, preventive effect 27.77% up to 34.15%； Single spraying various concentration Soluble silicon fertilizer, 12.11%~28.04%, it is solvable to spray 500 times of liquid to the preventive effect of Causal Organism of Maize Basal Stalk Property siliceous fertilizer preventive effect is best；
3) silicon is mutually made to be higher than the preventive effect of Causal Organism of Maize Basal Stalk from different fungicide individually sprays silicon, wherein 2000 times by spraying + 500 times of liquid soluble silicons of benzene first Fluoxastrobin of liquid are to the preventive effect highest of Causal Organism of Maize Basal Stalk, up to 47.45%.
Control method of the invention to the preventive effect of Causal Organism of Maize Basal Stalk up to 62.5%, volume increase 35.7%, significant effect, medicine Agent can promote the use of seed and corn safety.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered It is considered as protection scope of the present invention.

Claims (10)

1. a kind of control method of seed production corn base rot disease, comprising the following steps:
1) before corn seeding: being coated to corn seed；The preparation of the coating includes red Yin second rape, pyrazoles ether Bacterium ester, clothianidin and Pola film；
2) the corn toy trumpet mouth phase: the first preparation is sprayed；First preparation include Soluble silicon fertilizer, red Yin second rape and Foliar fertilizer；The foliar fertilizer includes amino acid and microelement；
3) corn big bell mouth stage: the second preparation is sprayed；Second preparation includes red Yin second rape and pyraclostrobin；
4) corn kernel forms the phase: spraying third preparation；The third preparation include Soluble silicon fertilizer, benzene first Fluoxastrobin and Ah Tie up chlorine worm Ammonium benzoate.
2. control method according to claim 1, which is characterized in that in the step 1) coating process, red Yin second Rape, pyraclostrobin, clothianidin, Pola film and corn seed ratio be 10~14g:180~220mL:280~320mL: 400~500g:95~105kg.
3. control method according to claim 1 or 2, which is characterized in that the content of silicon is 65 in the Soluble silicon fertilizer ~75g/L.
4. control method according to claim 3, which is characterized in that the red Yin second rape is red Yin second rue Tongue fur wettable powder；The mass percentage of red Yin second rape is in the red Yin second rape wettable powder 0.136%；It is used after 6000~8000 times of dilution when the red Yin second rape sprays.
5. control method according to claim 1 or 2, which is characterized in that the pyraclostrobin is outstanding for pyraclostrobin Floating agent；The content of pyraclostrobin is 18% in the pyraclostrobin suspending agent；Pyraclostrobin described in step 3) sprays When dilution 800~1200 times after use.
6. control method according to claim 1 or 2, which is characterized in that the Fluoxastrobin of benzene first described in step 4) is 32.5% benzene first Fluoxastrobin；It is used after 1000~2000 times of dilution when the 32.5% benzene first Fluoxastrobin sprays.
7. control method according to claim 1 or 2, which is characterized in that the worm benzoic acid of AVM hereinafter chlorine described in step 4) Amine is 6% AVM hereinafter chlorine worm Ammonium benzoate；Make after 500~1000 times of dilution when the 6% AVM hereinafter chlorine worm Ammonium benzoate sprays With.
8. control method according to claim 1 or 2, which is characterized in that Soluble silicon fertilizer described in step 2), red Yin The ratio of second rape and foliar fertilizer is 8~16:1~1.3:8~10；Soluble silicon fertilizer in first preparation described in step 2) Amount of application is 30~60mL/667m2；The amount of application of the red Yin second rape is 3.75~5g/667m2；The foliar fertilizer Amount of application is 30~37.6mL/667m2。
9. control method according to claim 1 or 2, which is characterized in that red Yin second rape described in step 3) and The ratio of pyraclostrobin is 3~4:20~30；The amount of application of red Yin second rape is 3 in second preparation described in step 3) ~4g/667m2；The amount of application of the pyraclostrobin is 20~30mL/667m2。
10. control method according to claim 1 or 2, which is characterized in that Soluble silicon fertilizer described in step 4), benzene The ratio of first Fluoxastrobin and AVM hereinafter chlorine worm Ammonium benzoate is 2~4:1~2:2~4；It can in third preparation described in step 4) The amount of application of dissolubility siliceous fertilizer is 30~60mL/667m2；The amount of application of the benzene first Fluoxastrobin is 15~30mL/667m2；It is described The amount of application of AVM hereinafter chlorine worm Ammonium benzoate is 30~60mL/667m2。
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CN113767820A (en) * 2021-09-08 2021-12-10 福建省农业科学院植物保护研究所 Whole-course ecological simple pest control method for basal rot of corn stalk
CN114097499A (en) * 2021-10-28 2022-03-01 广西壮族自治区农业科学院 Method for preventing and treating basal rot of seed corn

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CN105191947A (en) * 2015-10-16 2015-12-30 池州市农业技术推广中心 Synergistic formula, application and spraying method of pesticides in field tank mixing
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CN105191947A (en) * 2015-10-16 2015-12-30 池州市农业技术推广中心 Synergistic formula, application and spraying method of pesticides in field tank mixing
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CN113767820A (en) * 2021-09-08 2021-12-10 福建省农业科学院植物保护研究所 Whole-course ecological simple pest control method for basal rot of corn stalk
CN114097499A (en) * 2021-10-28 2022-03-01 广西壮族自治区农业科学院 Method for preventing and treating basal rot of seed corn

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