CN107509734A - A kind of nematicidal composition - Google Patents
A kind of nematicidal composition Download PDFInfo
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- CN107509734A CN107509734A CN201610429231.3A CN201610429231A CN107509734A CN 107509734 A CN107509734 A CN 107509734A CN 201610429231 A CN201610429231 A CN 201610429231A CN 107509734 A CN107509734 A CN 107509734A
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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
- A01N43/90—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
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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
- A01N43/34—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one nitrogen atom as the only ring hetero atom
- A01N43/40—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one nitrogen atom as the only ring hetero atom six-membered rings
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Abstract
The present invention relates to a kind of nematicidal composition, its active ingredient is AVM B2And fluopyram, both mass ratioes are 100:1‑1:100.AVM B2There is obvious synergistic effect after being compounded with fluopyram, the control of nematode available for the plants such as fruit tree, vegetables, cereal crops, oil crops, sugar crop, cotton crudefiber crop, gardening gardens class plant and place.
Description
Technical field
The present invention relates to a kind of nematicidal composition, more particularly to one kind to contain AVM B2Nematicidal composition,
Belong to technical field of pesticide.
Background technology
Plant nematode mainly includes：Meloidogyne (Meloidogyne), kidney shape turbatrix
(Rotylenchulus), cyst roundworm (Heterodera (Heterodera)), root spot nematode (Pratylenchus
(Pratykenchus)).Eelworm harm influences the absorption of Plant To Nutrient and moisture, returns phytopathogen invasion and provides just
Profit.
The alternative of nematode chemical prevention at present is few, agriculturally prevents and treats nematode and concentrates on prevention nematode substantially to plant
Invasion and attack.AVM is currently widely used for preventing and treating Plant nematode.
Contain 8 components in natural AVM, mainly there are 4 kinds of i.e. A of isomers1a、A2a、B1A and B2A, its total content >=
80%；The less homologue of corresponding 4 ratios is A1b、A2b、B1B and B2B, its total content≤20%.Presently commercially available Avermectin
Plain active compound is with B1A is principle active component.AVM B2A had good effect to root-knot nematode, according to Putter etc. 1981
Report, in 8 components of AVM, B1A and B2A is maximally effective agricultural actives, wherein B2A is to plant root-knot nematode
Active highest, its lasting period in soil are up to 2 months.The experiments such as Vecent prove, AVM B2A holding effects in soil
The reason for phase is long is that it is metabolized as AVM B by edaphon2A-2,3- ketone, activity of the material to root-knot nematode
Than AVM B2A is higher.By AVM B2Component exploitation is significant for nematode killing agent.
AVM B2Compared to AVM B1It is higher to nematode activity, it can be developed into nematicide, but AVM B2It is single
Solely use, be unfavorable for resistance management, prevention effect, delaying drug resistance can be improved so as to increasing the service life with suitable medicament compounding.
The content of the invention
It is an object of the invention to：There is provided it is a kind of be adapted to agriculturally use, there is outstanding prevention effect to contain nematode
AVM B2Safety, synergy nematicidal composition.
Inventor has been surprisingly found that AVM B after a large amount of Seiving Tests2With the composition of fluopyram
There is synergistic effect when preventing and treating nematodiasis, with can be compared with obtainable prevention effect using only single active component, mixing
Use, more preferable prevention effect is provided to parasitic nematode.
The present composition has synergistic function, and is therefore particularly suitable for the parasitic line that preventing and treating endangers plant root
Parasitic nematode in worm, especially fruit tree, vegetables, oil crops, sugar crop, cotton crudefiber crop, gardening gardens class plant.
A kind of nematicidal composition provided by the invention, it is characterized in that including AVM B2And fluopyram；Even
A small amount of AVM B2Or fluopyram for realize Synergistic be also it is enough, usually, AVM B2With fluorine pyrrole bacterium
Acid amides mass ratio is 100:1-1:100, preferably 50:1-1:50, more preferably 10:1-1:10.
The fluopyram, English name：Fluopyram, be succinate dehydrogenase inhibitors, can suppress spore germination,
Germ tube extends and mycelial growth, effective to multiple diseases such as powdery mildew, gray mold, Leaf Spot Caused by Corynespora cassiicola on Cucumber, and to root-knot nematode height
Effect.
The present composition can also prevent and treat various crops such as cotton, vegetables (such as cucumber, beans, tomato, potato and cucurbit
Section plant), banana, coffee, corn, fruits, rice, wheat, barley, oat, rye, soybean, peanut, ornamental plant, sugarcane
Deng the harmful organism on plant and in seed.
The present composition is particularly suitable for preventing and treating plant nematode, such as Pratylenchidae (Pratykenchus
Spp), Radopholus similis Throne (Radopholous similis), fuller's teasel Ditylenchus dipsaci (Ditylenchus dipsaci), partly wear
Pierce nematode (Tylenchulus semipenetrans), Heterodera kind (Heterodera spp.), ball Heterodera
Kind (Globodera spp.), Meloidogyne kind (Meloidogyne spp.), kidney shape turbatrix kind (Rotylenchulus
Spp.), Aphelenchoides kind (Aphelenchoides spp.), minute hand Turbatrix kind (Longidorus spp.), sword nematode
Category kind (Xiphinema spp.), burr Turbatrix kind (Trichodorus spp.), Bursaphelenchus kind
(Bursaphelenchus spp.)。
It is preferred that by the present composition be used for prevent and treat the oil crops such as vegetables, soybean and peanut, Cereal, rice, wheat,
The nematodiasis of fruit tree, cotton, flowers etc., such as cucumber root-knot nematode, tomato root-knot eelworm, capsicum root-knot nematode, wheat root tie lines
Worm and cyst roundworm, citrus root-knot nematode, soy bean cyst roundworm, peanut root-knot nematode etc..
The present composition can be prepared into the formulation of suitable agricultural use with known method, active ingredient in preparation
Total content is 0.5%-98%, preferably 5%-80%, and remaining is pesticide adjuvant composition.
The agricultural chemicals cooperative compositions of the present invention can be formulated as being available for spraying after dilution or carry out soil or seed treatment
Suspending agent, aqueous emulsion, microemulsion, missible oil, wettable powder, water dispersible granules, it may be made as granule and directly apply.It is preferred that agent
Type is suspending agent, missible oil, granule.
Preparation is prepared in a known way, such as is prepared by the way that active component is mixed with solvent and/or carrier, if desired
If use other pesticide adjuvant compositions such as emulsifying agent and dispersant.
Insecticide-applying way can take spraying, pouring root, soak seed, get rid of and apply, spread fertilizer over the fields, ditch spread, spreading manuer in holes, preferred ditch when preventing and treating nematode
Apply, spread manuer in holes, the soil treatment such as pouring root or leaching root, seed soaking, seed pelleting processing.
Compared with prior art, had the beneficial effect that caused by nematicidal composition of the present invention：(1) compared with single dose, synergy
Substantially, prevention effect is improved；(2) field dosage can be greatly decreased, reduction causes poisoning, the possibility of toxicity, reduces
Production and use cost, and can effectively reduce environmental pollution and residues of pesticides；(3) in nematicidal composition active ingredient effect
Mechanism is different, reduces the single selection pressure to nematode, is advantageous to overcome nematode resistance to produce and delay the anti-medicine of nematode
The generation speed of property；(4) nematicidal composition has good prevention effect to all kinds of nematodiasis；(5) nematicidal composition can
Extend the lasting period；(6) nematicidal composition simultaneously simultaneous can control some pest and disease damages.
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 limited to absolutely not these examples.
The synergistic function of the present composition can pass through following experiment explanation：
Assays Example：AVM B2Toxicity Determination with fluopyram compounding to cucumber root-knot nematode
Experiment
Subjects：Meloidogyne incognita (Meloidogyne incognita)
Evaluation method is pot-culture method.The pieces of an egg sterile water wash of picking root-knot nematode, is placed in culture dish from tomato root
Wet filter paper on, add 20ml sterilized waters, hatch at 20 DEG C -25 DEG C, obtain age consistent 2 instar larvaes, diluted with sterilized water
To 200/ml.2 instar larvaes are inoculated with the leaf phase of cucumber two, using root injection method, take 5ml nematodes inoculation liquid to inject rhizosphere soil
It is interior, 24h soil conservations 70%-80% humidity after inoculation.It is standby after cucumber inoculation root-knot nematode.
Active component is made into mother liquor after dissolving on request, being then diluted to suitable concentration with purified water carries out root irrigation.
Cucumber seedling is placed in phjytotron after chemicals treatment, then 25-30 DEG C, 12h alternation of light and darkness, relative humidity 35%-
30d is cultivated under the conditions of 50%.Each to repeat the basin of random searching 4, each processing amounts to 16 basin cucumber of investigation.Grade scale is by China
People's republic's national standard《Pesticide field efficacy medicine test criterion (one)》, severity Scaling standard.
Diseased plant stage division is as follows:
0 grade:Root system is without insect gall；
1 grade:Root system has a small amount of small insect gall；
3 grades:2/3rds root systems are covered with small insect gall；
5 grades:Root system is covered with small insect gall and has secondary insect gall；
7 grades:Root system forms fibrous root group；
Computational methods：
The expection effect (i.e. theoretical prevention effect, %) of mixture of active principles determined using Colby formula and with observation
To effect compare：
Colby formula：E=X+Y-X*Y/100
E：When active components A concentration is a in composition, group when active component B concentrations are b
Compound is expected effect,
X：Effect when active components A dosage is a,
Y：Effect when active component B dosages are b.
When the prevention effect observed exceedes expected preventive effect, explanation has synergistic effect.
AVM B2With fluopyram compounding to cucumber root tie lines worm indoor virulence determination test result referring to table 1,
2。
Toxicity Determination result of the test of the 1 single active component of table to cucumber root-knot nematode
The AVM B of table 22Toxicity Determination result of the test with fluopyram compounding to cucumber root-knot nematode
Result of the test shows, AVM B2Preventing and treating cucumber root-knot nematode is compounded with fluopyram, is matched 100:1-
1:When between 100, all with synergistic effect.
Bactericidal composition of the present invention can be prepared into the suspending agent of suitable agricultural use, aqueous emulsion, micro- with known method
Emulsion, missible oil, wettable powder, water dispersible granules or granule.Illustrated below with specific embodiment, percentage in formula
It is mass percent.Active component refers to AVM B in present specification2With fluopyram, active component presses 100%
Purity meter, in the application of reality, to be converted according to active compound actual purity used, difference is adjusted with filler or diluent,
Repeat no more below.
First, suspending agent processing and application example
The each components such as active component, wetting dispersing agent, thickener, carrier and water are well mixed in the ratio of formula, passed through
Suspending agent is obtained after grinding and/or high speed shear.
Embodiment 1：20.2% AVM B2Fluopyram suspending agent
AVM B220%, fluopyram 0.2%, methyl naphthalene sulfonate formaldehyde condensate 10%, lignin sulfonic acid
Sodium 10%, xanthans 1%, organosilicon 1%, glycerine 5%, water complements to 100%.
The embodiment is applied to preventing and treating capsicum root knot nematode disease.By 20.2% AVM B2Fluopyram suspending agent
By 200g a.i./hm2With being diluted with water leaching, the prevention effect of 30 days and 60 days is respectively 85.4% and 78.8% to dosage after medicine.
The AVM B of comparison medicament 5%2Suspending agent presses 225g a.i./hm2, 10% fluopyram suspending agent by 150g a.i./
hm2, in kind use.5% AVM B2The preventive effect of 30 days and 60 days is respectively 71.4% He after suspending agent medicine
65.7%；The preventive effect of 30 days and 60 days is respectively 77.3% and 74.4% after 10% fluopyram suspending agent medicine.AVM
B2Synergistic effect is obvious after being compounded with fluopyram, is significantly better than single dose to the preventive effect of capsicum root-knot nematode.
Embodiment 2：20.2% AVM B2Fluopyram suspending agent
AVM B20.2%, fluopyram 20%, thermally coupled distillation columns 8%, carboxymethyl cellulose
Element 1%, white carbon 1%, glycerine 4%, water complements to 100%.
The embodiment is applied to preventing and treating tomato root-knot eelworm.By 20.2% AVM B2Fluopyram suspending agent is pressed
120g a.i./hm2It is diluted with water carry out root irrigation, the prevention effect of 30 days and 60 days is respectively 86.7% He after medicine
85.3%.The AVM B of comparison medicament 5%2Suspending agent presses 200g a.i./hm2, 10% fluopyram suspending agent press 150g
a.i./hm2, in kind use, 5% AVM B2The preventive effect of 30 days and 60 days is respectively 72.5% He after suspending agent medicine
68.7%；The preventive effect of 30 days and 60 days is respectively 75.6% and 74.8% after 10% fluopyram suspending agent medicine.AVM
B2Synergistic effect is obvious after being compounded with fluopyram, is significantly better than single dose to the preventive effect of tomato root-knot eelworm.
2nd, aqueous emulsion processing and application example
Active component, solvent, emulsifying agent are added together, make to be dissolved into homogeneous oil phase；Under high velocity agitation, by oil phase plus
Enter in water and be well mixed, aqueous emulsion is made.
Embodiment 3：22% AVM B2Fluopyram aqueous emulsion
AVM B22%, fluopyram 20%, 1-METHYLPYRROLIDONE 10%, calcium dodecyl benzene sulfonate 5%,
Agriculture breast 600#5%, water complement to 100%.
The embodiment is applied to preventing and treating cucumber root-knot nematode.By 22% AVM B2Fluopyram aqueous emulsion is pressed
180g a.i./hm2With being diluted with water leaching, the prevention effect of 30 days and 60 days is respectively 94.1% and 89.7% after medicine.Comparison medicine
The AVM B of agent 5%2Missible oil presses 225g a.i./hm2, 10% fluopyram suspending agent press 150g a.i./hm2, with same
Method uses.5% AVM B2The preventive effect of 30 days and 60 days is respectively 75.4% and 72.7% after missible oil medicine；10% fluorine pyrrole bacterium
The preventive effect of 30 days and 60 days is respectively 77.1% and 75.9% after amide suspending agents medicine.AVM B2Compounded with fluopyram
Synergistic effect is obvious afterwards, is significantly better than single dose to the preventive effect of cucumber root-knot nematode.
3rd, microemulsion processing and application example
Active component, solvent, cosolvent, emulsifying agent are added together, make to be dissolved into homogeneous oil phase；By water-soluble substances plus
Enter in water, homogeneous aqueous phase in dissolving, it is under agitation, oil phase is mixed with water uniformly, microemulsion is made.
Embodiment 4：20.4% AVM B2Fluopyram microemulsion
AVM B20.4%, fluopyram 20%, 1-METHYLPYRROLIDONE 10%, isopropanol 10%, agriculture breast
500#5%, agriculture breast 1601#5%, water complement to 100%.
The embodiment is applied to preventing and treating sponge gourd root-knot nematode.By 20.4% AVM B2Fluopyram microemulsion is pressed
8g/100 kilograms of seed of active ingredient is diluted with water seed soaking, and the prevention effect of 30 days and 60 days is respectively 70.5% He after medicine
64.3%.The AVM B of comparison medicament 5%2Missible oil suspends by 10g/100 kilograms of seed of active ingredient, 10% fluopyram
10g/100 kilograms of seed of active ingredient is pressed in agent, is in kind used, and is investigated within 30 days and 60 days after medicine, 5% AVM B2Breast
Oily preventive effect is respectively 60.3% and 52.1%；10% fluopyram suspending agent preventive effect is respectively 66.7% and 62.3.Avermectin
Plain B2Synergistic effect is obvious after being compounded with fluopyram, is significantly better than single dose to the preventive effect of sponge gourd root-knot nematode.
Embodiment 5：25.5% AVM B2Fluopyram microemulsion
AVM B225%, fluopyram 0.5%, 1-METHYLPYRROLIDONE 10%, isopropanol 10%, agriculture breast
500#5%, agriculture breast 1601#5%, water complement to 100%.
The embodiment is applied to preventing and treating great Jiang root-knot nematodes.By 25.5% AVM B2Fluopyram microemulsion is pressed
200g a.i./hm2Dosage is diluted with water pouring root, and the prevention effect of 30 days and 60 days is respectively 79.2% and 75.7% after medicine.It is right
According to the AVM B of medicament 5%2Missible oil presses 225g a.i./hm2, 10% fluopyram suspending agent press 150g a.i./hm2, with
Same method uses, 5% AVM B2The preventive effect of 30 days and 60 days is respectively 72.6% and 68.7% after missible oil medicine；10% fluorine
The preventive effect of 30 days and 60 days is respectively 75.9% and 73.8% after pyrrole bacterium amide suspending agents medicine.AVM B2With fluopyram
Synergistic effect is obvious after compounding, is significantly better than single dose to the preventive effect of great Jiang root-knot nematodes.
4th, missible oil processing and application example
Active component, solvent, emulsifying agent are sequentially added in mixing kettle in the ratio of formula, stirred, missible oil is made.
Embodiment 6：11% AVM B2Fluopyram missible oil
AVM B210%, fluopyram 1%, 1-METHYLPYRROLIDONE 10%, agriculture breast 1601#5%, agriculture breast
500#5%, calcium dodecyl benzene sulfonate 3%, dimethylbenzene complements to 100%.
The embodiment is applied to preventing and treating balsam pear root-knot nematode.By 11% AVM B2Fluopyram missible oil is by pressing
200g a.i./hm2Dosage is diluted with water pouring root, and the prevention effect of 30 days and 60 days is respectively 81.5% and 77.3% after medicine.It is right
According to the AVM B of medicament 5%2Missible oil presses 225g a.i./hm2, 10% fluopyram suspending agent press 150g a.i./hm2,
In kind use.5% AVM B2The preventive effect of 30 days and 60 days is respectively 73.4% and 69.5% after missible oil medicine；10%
The preventive effect of 30 days and 60 days is respectively 75.2% and 73.6% after fluopyram suspending agent medicine.AVM B2With fluorine pyrrole bacterium acyl
Synergistic effect is obvious after amine compounding, is significantly better than single dose to the preventive effect of balsam pear root-knot nematode.
5th, wettable powder processing and application example
Active component, various auxiliary agents and filler etc. are sufficiently mixed in the ratio of formula, after ultra-fine pulverizer disintegrating, i.e.,
Obtain wettable powder.
Embodiment 7：30% AVM B2Fluopyram wettable powder
AVM B220%, fluopyram 10%, lauryl sodium sulfate 2%, sodium lignin sulfonate 5%, naphthalene sulphur
Hydrochlorate 3%, kaolin complements to 100%.
The embodiment is applied to romaine lettuce root-knot nematode.By 30% AVM B2Fluopyram wettable powder is by pressing
200g a.i./hm2With being diluted with water leaching, the prevention effect of 30 days and 60 days is respectively 92.4% and 87.9% to dosage after medicine.It is right
According to the AVM B of medicament 5%2Wettable powder presses 225g a.i./hm2, 10% fluopyram wettable powder press 150g
a.i./hm2, in kind use.5% AVM B2The preventive effect of 30 days and 60 days is respectively after wettable powder medicinal
76.5% and 72.7%；The preventive effect of 30 days and 60 days is respectively 78.8% He after 10% fluopyram wettable powder medicinal
74.6%.AVM B2Synergistic effect is obvious after being compounded with fluopyram, and the preventive effect of romaine lettuce root-knot nematode is significantly better than
Single dose.
6th, water dispersible granules processing and application example
Active component, dispersant, wetting agent, disintegrant and filler are well mixed in the ratio of formula, through air-flow crushing
Into wettable powder, add a certain amount of water mixing extruding and make material.Water dispersible granules are obtained after drying and sieving.
Embodiment 8：80% AVM B2Fluopyram water dispersible granules
AVM B225%, fluopyram 55%, Negel 4%, sodium lignin sulfonate 2%, dodecane
Base sodium sulphate 5%, amine sulfate 2%, kaolin complements to 100%.
The embodiment is applied to preventing and treating wheat cyst roundworm.By 80% AVM B2Fluopyram water dispersible granules
By 180g a.i./hm2With being diluted with water leaching, the prevention effect of 30 days and 60 days is respectively 92.8% and 89.1% after medicine.Control
The AVM B of medicament 5%2Water dispersible granules press 150g a.i./hm2, 10% fluopyram water dispersible granules press 150g
a.i./hm2, in kind use.5% AVM B2The preventive effect of 30 days and 60 days is respectively after water dispersible granules medicine
78.2% and 73.8%；The preventive effect of 30 days and 60 days is respectively 77.4% He after 10% fluopyram water dispersible granules medicine
75.6%.AVM B2Synergistic effect is obvious after being compounded with fluopyram, and the preventive effect of wheat cyst roundworm is significantly better than
Single dose.
7th, granule processing and application example
Active component, other auxiliary elements are well mixed successively in the ratio of formula, is coated and granule is made
Embodiment 9：10% AVM B2Fluopyram granule
AVM B25%, fluopyram 5%, white carbon 6%, adhesive 1%, colouring agent 0.5%, granular carbonic acid
Calcium complements to 100%.
The embodiment is applied to preventing and treating banana root-knot nematode.By 10% AVM B2Fluopyram granule is pressed
100g a.i./hm2Ditch spread is handled, and the prevention effect of 30 days and 60 days is respectively 86.7% and 83.5% after medicine.Comparison medicament
0.5% AVM B2Granule presses 150g a.i./hm2, 5% fluopyram granule press 150g a.i./hm2, with same
Method uses, 0.5% AVM B2The preventive effect of 30 days and 60 days is respectively 77.8% and 72.9% after Granular pesticide；5% fluorine
The preventive effect of 30 days and 60 days is respectively 79.4% and 76.7% after pyrrole bacterium acid amides Granular pesticide.AVM B2With fluopyram
Synergistic effect is obvious after compounding, is significantly better than single dose to the preventive effect of banana root-knot nematode.
Embodiment 10：5% AVM B2Fluopyram granule
AVM B22%, fluopyram 3%, adhesive 1%, colouring agent 0.5%, dispersant 0.5%, silica sand benefit
Enough to 100%.
The embodiment is applied to preventing and treating peanut root-knot nematode.By 5% AVM B2Fluopyram granule is pressed
225g a.i./hm2Dosage ditch spread is handled, and the prevention effect of 30 days and 60 days is respectively 86.7% and 83.8% after medicine.Comparison medicine
The AVM B of agent 0.5%2Granule presses 225g a.i./hm2, 5% fluopyram granule press 180g a.i./hm2, with same
Quadrat method uses, 0.5% AVM B2The preventive effect of 30 days and 60 days is respectively 74.8% and 73.5% after Granular pesticide；5%
The preventive effect of 30 days and 60 days is respectively 75.1% and 70.4% after fluopyram Granular pesticide.AVM B2With fluorine pyrrole bacterium acyl
Synergistic effect is obvious after amine compounding, is significantly better than single dose to the preventive effect of peanut root-knot nematode.
Claims (6)
- A kind of 1. nematicidal composition, it is characterised in that：Contain active ingredient AVM B in composition2And fluopyram, Both mass ratioes are 100:1-1:100.
- 2. nematicidal composition according to claim 1, it is characterised in that：Active ingredient AVM B2With fluorine pyrrole bacterium acyl The mass ratio of amine is 50:1-1:50.
- 3. nematicidal composition according to claim 2, it is characterised in that：Active ingredient AVM B2With fluorine pyrrole bacterium acyl The mass ratio of amine is 10:1-1:10.
- 4. according to the nematicidal composition described in any one of claims 1 to 3, it is characterised in that：In nematicidal composition effectively The gross mass percentage composition of composition is 5%-80%.
- 5. nematicidal composition according to claim 4, it is characterised in that：The formulation of the nematicidal composition is to suspend Agent, aqueous emulsion, microemulsion, missible oil, wettable powder, water dispersible granules or granule.
- 6. the nematicidal composition described in claim 1 is used for the purposes for preventing and treating Plant nematode.
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Cited By (4)
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| CN108338184A (en) * | 2018-03-12 | 2018-07-31 | 甘肃农业大学 | A kind of mematocide |
| CN114557359A (en) * | 2022-01-14 | 2022-05-31 | 杭州益森键生物科技有限公司 | Pesticide composition for preventing and treating pine wood nematode disease and compound preparation and application thereof |
| CN114621037A (en) * | 2022-03-24 | 2022-06-14 | 贵州省烟草公司毕节市公司 | Biomass charcoal-based slow-release nematicide and preparation method thereof |
| CN115363026A (en) * | 2022-08-31 | 2022-11-22 | 硅羿科技（上海）有限公司 | Nano microcapsule pesticide preparation for preventing and treating plant parasitic nematode and preparation method thereof |
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- 2016-06-16 CN CN201610429231.3A patent/CN107509734A/en not_active Withdrawn
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108338184A (en) * | 2018-03-12 | 2018-07-31 | 甘肃农业大学 | A kind of mematocide |
| CN114557359A (en) * | 2022-01-14 | 2022-05-31 | 杭州益森键生物科技有限公司 | Pesticide composition for preventing and treating pine wood nematode disease and compound preparation and application thereof |
| CN114621037A (en) * | 2022-03-24 | 2022-06-14 | 贵州省烟草公司毕节市公司 | Biomass charcoal-based slow-release nematicide and preparation method thereof |
| CN115363026A (en) * | 2022-08-31 | 2022-11-22 | 硅羿科技（上海）有限公司 | Nano microcapsule pesticide preparation for preventing and treating plant parasitic nematode and preparation method thereof |
| CN115363026B (en) * | 2022-08-31 | 2023-09-29 | 硅羿科技（上海）有限公司 | Nanometer microcapsule pesticide preparation for preventing and controlling plant parasitic nematodes and preparation method thereof |
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