CN104855392B - A kind of nematicidal composition - Google Patents
A kind of nematicidal composition Download PDFInfo
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- CN104855392B CN104855392B CN201510064851.7A CN201510064851A CN104855392B CN 104855392 B CN104855392 B CN 104855392B CN 201510064851 A CN201510064851 A CN 201510064851A CN 104855392 B CN104855392 B CN 104855392B
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Abstract
The invention discloses a kind of nematicidal composition, the active ingredient of said composition is made up of fluorine alkene line sulfone and amino-oligosaccharide, and fluorine alkene line sulfone is 1: 80～80: 1 with the mass ratio of amino-oligosaccharide.The present invention can thoroughly prevent and treat the nematicide of whole crop growth period, effective, low cost, and compositions has significant synergies, and can improve the crop resistance to multiple soil-borne diseases such as virosis, droop, epidemic diseases.
Description
Technical field
The present invention relates to a kind of composition pesticide, combine more particularly to a kind of nematicide containing fluorine alkene line sulfone
Thing and application thereof.
Background technology
Plant nematode specifically includes that Meloidogyne, kidney shape Turbatrix, Heterodera, short body line
Eimeria, Aphelenchoides, minute hand Turbatrix, Xiphinema, burr Turbatrix, Bursaphelenchus.Line
Worm the most directly endangers host plant, moreover it is possible to spread germs and virus.Chemical prevention prevents and treats process nematicide
In occupy an important position, but currently used most of nematocides belong to high-toxic pesticide, there is toxicity
Greatly, environmental pollution is serious, preventive effect is not notable, nematicide is easily generated the problems such as Drug resistance.
Fluorine alkene line sulfone, CAS accession number: 318290-98-1, English name: Fluensulfone, trade name:
MCW-2, test code number: BYI1921, MAI-08015, MAI-08016, other titles: Nimitz,
Connection fluorine sulfone, fluorine thiophene worm sulfone, the spirit of fluorine sulfone, be by the fluorine of Makhteshim Chemical Works company exploitation
For olefines nematicide；
Amino-oligosaccharide, English name: oligosacchalins, molecular formula: (C6H11O4N) n (n >=2), chemistry
Title: β-Isosorbide-5-Nitrae-oligomerization-glucamine, also referred to as oligosaccharide, shell oligosaccharide, oligo-chitosan, deacetylated
Chitin, agricultural chitosan oligosaccharide, be natural chitinous catabolite.
Summary of the invention
It is an object of the invention to the defect existed for above-mentioned prior art, it is provided that a kind of fluorine-containing alkene line sulfone and ammonia
The nematicide of base oligosaccharide, reduces pesticide residual in plant, significantly improves the preventive effect to nematicide,
Reduce cost.
For reaching goal of the invention, the technical solution used in the present invention is:
A kind of nematicidal composition, containing effective ingredient fluorine alkene line sulfone and amino-oligosaccharide, fluorine alkene in compositions
Line sulfone is 80: 1～1: 80 with the mass ratio of amino-oligosaccharide, and preferred mass ratio is 20: 1～1: 20.
The present composition is particularly suitable for preventing and treating plant nematode, such as Pratylenchidae, similar perforation line
Worm, fuller's teasel Ditylenchus dipsaci, Tylenchulus Semipenetrans, Heterodera kind, ball Heterodera kind, root-knot nematode
Belong to kind, kidney shape Turbatrix kind, Aphelenchoides kind, minute hand Turbatrix kind, sword shape Turbatrix kind, burr line
Eimeria kind, Bursaphelenchus kind.
Preferably be used for the present composition preventing and treating Cereal, Oryza sativa L., Semen Tritici aestivi, fruit tree, Cotton Gossypii, vegetable,
The nematicide of the oil crop such as Semen sojae atricolor and Semen arachidis hypogaeae, flowers etc., such as Semen Tritici aestivi root-knot nematode and Cyst nematode, Citrus
Root-knot nematode, Fructus Cucumidis sativi root-knot nematode, tomato root-knot eelworm, Fructus Capsici root-knot nematode, soybean cyst nematode Heterodera glycines, flower
Raw root-knot nematode etc..
Insecticide-applying way can use spraying, pouring root, leaching root, soak seed, gets rid of and execute, spread fertilizer over the fields, ditch spread, spread manuer in holes,
Preferred ditch spread during preventing and treating nematicide, spread manuer in holes, the soil treatment goods such as pouring root leaching root, seed soaking, seed pelleting process.
Nematicidal composition of the present invention can also have weeding with other, the compound of bactericidal property mixes
Close and use, it is also possible to nematicide, protective agent, growth regulator, nutrient for plants or soil conditioner
It is used in mixed way.
Nematicidal composition of the present invention compared with the existing technology, at least can produce following beneficial effect:
1. in compositions, two kinds of active components have notable synergistic effect to nematicide after compounding according to the above ratio, mixing
After nematicide effect relatively its single dose of compositions be significantly improved, the most double can control some diseases, play very
Good anti-nematicide seedling protecting effect；
2. in this nematicidal composition, the mechanism of action of two kinds of effective ingredient is different, and reduce nematicide is single
Selection pressure, is conducive to overcoming nematode resistance produce and delay nematicide drug-fast generation speed；In compositions
Chitinase in amino-oligosaccharide energy activated plant body, promotes the formation of plant callus, improves plant
Resistance to nematicide；Amino-oligosaccharide also induces generation phytoalexin, such as chitinase, can decompose
Destroy the body wall of nematicide, thus kill nematicide.
3. field dosage can be greatly decreased, reduce and produce and use cost, effectively reduce environmental pollution and
Pesticide residues, reduce the harm to beneficial organism；
4. this nematicidal composition can thoroughly prevent and treat the nematicide of whole crop growth period, and the lasting period is long.
Detailed description of the invention
For making the purpose of the present invention, technical scheme and technological merit clearer, below in conjunction with embodiment
Present invention is described further, but the present invention is limited to absolutely not these examples.Specific embodiment is only used for
Explain the present invention, be not intended to limit the present invention.All done within the spirit and principles in the present invention any
Amendment, equivalent and improvement etc., should be included within the scope of the present invention.Therefore, the present invention
The protection domain of patent should be as the criterion with claims.
The present invention can be prepared as being suitable for the dosage form of agricultural use by known method, and compositions can be according to institute
The various factors such as the crop that need to prevent and treat, local environment condition, prevention and controls, cost accounting, by effective ingredient
Any one dosage form acceptable in pesticides application it is processed into, preferably together with auxiliary agent and carrier (filler)
Dosage form is granule, microcapsule suspending agent, microemulsion, suspending agent, aqueous emulsion, wettable powder, water-dispersible
Granule or dry suspending agent.Adjuvant used, carrier and process technology use known component.At above-mentioned various doses
In type, the gross mass percentage composition of fluorine alkene line sulfone and amino-oligosaccharide is 0.5%～85%, such as, when fluorine alkene
When the weight/mass percentage composition of line sulfone and amino-oligosaccharide is respectively 20% and 3%, total content is 23%.
In order to make the purpose of the present invention, technical scheme and advantage clearer, the present invention further in order to
Lower specific experiment example illustrates.If no special instructions, ratio (including percentage ratio) mentioned below is all
Mass ratio.
One, preparation processing formulation Example
Embodiment 1:20% fluorine alkene line sulfone amino-oligosaccharide suspending agent (fluorine alkene line sulfone: amino-oligosaccharide=1:
1)
Make according to common process, wherein fluorine alkene line sulfone 10g, amino-oligosaccharide 10g, sodium lignin sulfonate (point
Powder) 4g, ethylene glycol (antifreeze) 4g, bentonite (thickening agent) 3g, organic silicone (defoamer)
3g, deionized water is mended to 100g.
In the present embodiment, the part by weight of fluorine alkene line sulfone and amino-oligosaccharide can become between 20: 1～1: 20
Changing, both weight percentages can change between 5～60%, makes the proportioning of used additives make phase the most therewith
Should adjust, form new embodiment.
Embodiment 2:30% fluorine alkene line sulfone amino-oligosaccharide water dispersible granules (fluorine alkene line sulfone: amino-oligosaccharide
=5: 1)
Make according to common process, fluorine alkene line sulfone 25g, amino-oligosaccharide 5g, Negel (dispersion
Agent) 5g, sodium lignin sulfonate (dispersant) 7g, sodium lauryl sulphate (wetting agent) 2g, ammonium sulfate
(disintegrating agent) 5g, precipitated calcium carbonate (filler) complements to 100g.
In the present embodiment, the part by weight of fluorine alkene line sulfone and amino-oligosaccharide can become between 20: 1～1: 20
Changing, both weight percentages can change between 5～80%, makes the proportioning of used additives make phase the most therewith
Should adjust, form new embodiment.
Embodiment 3:21% fluorine alkene line sulfone amino-oligosaccharide wettable powder (fluorine alkene line sulfone: amino-oligosaccharide
=20: 1)
Fluorine alkene line sulfone 20g, amino-oligosaccharide 1g, sodium lauryl sulphate (wetting agent) 2g, sulfomethylated lignin
Acid sodium (dispersant) 3g, NNO (dispersant) 5g, Kaolin complements to 100g.
In the present embodiment, the part by weight of fluorine alkene line sulfone and amino-oligosaccharide can become between 20: 1～1: 20
Changing, both weight percentages can change between 5～85%, makes the proportioning of used additives make phase the most therewith
Should adjust, form new embodiment.
Embodiment 4:6% fluorine alkene line sulfone amino-oligosaccharide microemulsion (fluorine alkene line sulfone: amino-oligosaccharide=1: 5)
Make according to common process, fluorine alkene line sulfone 1g, amino-oligosaccharide 5g, N-Methyl pyrrolidone (hydrotropy
Agent) 10g, calcium dodecyl benzene sulfonate (emulsifying agent) 8g, phenethyl phenol polyethenoxy ether (emulsifying agent) 7g,
Triphenoethyl benzene phenol polyethenoxy (emulsifying agent) 5g, deionized water (carrier) complements to 100g.
In the present embodiment, the part by weight of fluorine alkene line sulfone and amino-oligosaccharide can become between 20: 1～1: 20
Changing, both weight percentages can change between 5～60%, makes the proportioning of used additives make phase the most therewith
Should adjust, form new embodiment.
Embodiment 5:10% fluorine alkene line sulfone amino-oligosaccharide micro-capsule suspension (fluorine alkene line sulfone: amino-oligosacchride
Element=1: 1)
Fluorine alkene line sulfone 5g, amino-oligosaccharide 5g, Ketohexamethylene (solvent) 1g, polyisocyanates (firming agent)
0.4g, ethylene glycol (solvent) 0.4g, arabic gum (thickening agent) 1g, deionized water (carrier) is supplied
To 100g.
In the present embodiment, the part by weight of fluorine alkene line sulfone and amino-oligosaccharide can become between 20: 1～1: 20
Changing, both weight percentages can change between 5～60%, makes the proportioning of used additives make phase the most therewith
Should adjust, form new embodiment.
Embodiment 6:10% fluorine alkene line sulfone amino-oligosaccharide aqueous emulsion (fluorine alkene line sulfone: amino-oligosaccharide=1:
1)
Fluorine alkene line sulfone 5g, amino-oligosaccharide 5g, calcium dodecyl benzene sulfonate (emulsifying agent) 2.1g, phenethyl
Phenol polyethenoxy ether (emulsifying agent) 1.5g, Ketohexamethylene (solvent) 10.1g, toluene (solvent) 10.2g,
Xanthan gum (thickening agent) 0.5g, deionized water (carrier) complements to 100g.
In the present embodiment, the part by weight of fluorine alkene line sulfone and amino-oligosaccharide can become between 20: 1～1: 20
Changing, both weight percentages can change between 5～60%, makes the proportioning of used additives make phase the most therewith
Should adjust, form new embodiment.
Embodiment 7:10.5% fluorine alkene line sulfone amino-oligosaccharide granule (fluorine alkene line sulfone: amino-oligosaccharide=20:
1)
Fluorine alkene line sulfone 10g, amino-oligosaccharide 0.5g, dioctyl sodium sulphosuccinate 1g, wood moulds sodium sulfonate 2g,
Polyvinyl alcohol-co-vinyl base alkyl ether copolymer 2.5g, clay complements to 100g.
In the present embodiment, the part by weight of fluorine alkene line sulfone and amino-oligosaccharide can become between 20: 1～1: 20
Changing, both weight percentages can change between 0.5～85%, make the proportioning of used additives make the most therewith
Corresponding adjustment, forms new embodiment.
Embodiment 8:12% fluorine alkene line sulfone amino-oligosaccharide dry suspending agent (fluorine alkene line sulfone: amino-oligosaccharide=1:
5)
Fluorine alkene line sulfone 2g, amino-oligosaccharide 10g, alkyl phenol polyvinylether sodium sulfate 3g, calcium lignosulfonate
12g, Polyethylene Glycol 1.5g, organic silicone 0.5g, carboxycellulose 6g, fatty alcohol-polyoxyethylene ether 0.5g,
Kieselguhr complements to 100g.
In the present embodiment, the part by weight of fluorine alkene line sulfone and amino-oligosaccharide can become between 20: 1～1: 20
Changing, both weight percentages can change between 5～60%, makes the proportioning of used additives make phase the most therewith
Should adjust, form new embodiment.
Embodiment 9:10.5% fluorine alkene line sulfone amino-oligosaccharide granule (fluorine alkene line sulfone: amino-oligosaccharide=1:
20)
Fluorine alkene line sulfone 0.5g, amino-oligosaccharide 10g, dioctyl sodium sulphosuccinate 1g, wood moulds sodium sulfonate 2g,
Polyvinyl alcohol-co-vinyl base alkyl ether copolymer 2.5g, clay complements to 100g.
In the present embodiment, the part by weight of fluorine alkene line sulfone and amino-oligosaccharide can become between 20: 1～1: 20
Changing, both weight percentages can change between 0.5～85%, make the proportioning of used additives make the most therewith
Corresponding adjustment, forms new embodiment.
Two, biological activity determination and test of pesticide effectiveness example
The combination of active principles of different pesticide is made pesticide, is to develop at present and develop novel pesticide and preventing and treating
The agriculturally a kind of effective and quick way of resistance evil nematicide.After the pestsides synthesis of different cultivars, usual table
Reveal three kinds of type of action: summation action, potentiation and antagonism.But it is specially which kind of effect, nothing
Method is predicted, only just be can determine that by lot of experiments.
Inventor, by substantial amounts of screening test, finds that fluorine alkene line sulfone combines multiple nematicide with amino-oligosaccharide
Having obvious synergistic function, thus, the embodiment of the present invention also provides for above-mentioned nematicidal composition anti-
Harness the Yellow River the application of melon root-knot nematode, soybean cyst nematode Heterodera glycines.Prevention effect is not only the simple phase of two kinds of medicaments
Add, be specifically illustrated with following bioassay example.
One) bioassay example: fluorine alkene line sulfone is compounding with amino-oligosaccharide combines poison to Fructus Cucumidis sativi root-knot nematode
Power measures
For examination object: Fructus Cucumidis sativi root-knot nematode, it is quick that Pesticide Science system of resource environment institute of Agricultural University Of South China provides
Sense population, consistent 2 instar larvaes of picking are used for testing.
Test method: the second instar larvae suspension taking certain volume puts into (diameter 6cm) in culture dish, adds
Equal-volume series concentration reagent agent, makes medicament ultimate density set concentration for test, often processes 4 times and repeat,
With clear water as blank.Cultivate 36h for 25 DEG C, check the active situation of nematicide, calculate each chemicals treatment pair
The relative lethality of nematicide second instar larvae.
Dead nematicide polypide is the most stiff, bending in arciform or screw type, living nematode mostly bends or twists,
During if it is determined that stiff nematicide is had any problem anyway, nematicide to be identified can be placed in 2% sodium chloride solution,
Observe again after 2min, dead stiff, movable curling or twisting (Fang Zhongda, 1998).
Mode of application judges to use co-toxicity coefficient (CTC) method.The computing formula of co-toxicity coefficient is as follows:
Actual measurement toxicity index (ATI)=(standard agent LC50/ reagent agent LC50)×100
Percentage composition+B medicament the ATI of A in theoretical toxicity index (TTI)=A medicament ATI × mixture × mixed
The percentage composition of B in agent
Co-toxicity coefficient (CTC)=[mixture actual measurement toxicity index (ATI)/mixture theory toxicity index (TTI)] × 100
When CTC≤80, then compositions shows as antagonism, as 80 ＜ CTC ＜ 120, then and compositions performance
For summation action, when CTC >=120, then compositions shows as potentiation.
Result of the test: joint toxicity measuring to Fructus Cucumidis sativi root-knot nematode after fluorine alkene line sulfone and amino-oligosaccharide are compounding
The results are shown in Table 1.
Table 1 fluorine alkene line sulfone and the compounding joint toxicity measuring to Fructus Cucumidis sativi root-knot nematode of amino-oligosaccharide
| Process | LC50(μg/mL) | ATI | TTI | Co-toxicity coefficient CTC |
| Fluorine alkene line sulfone | 0.52 | 100.0 | - | |
| Amino-oligosaccharide | 15.24 | 3.4 | - | |
| Fluorine alkene line sulfone 80: amino-oligosaccharide 1 | 0.42 | 123.8 | 98.8 | 125.30 |
| Fluorine alkene line sulfone 40: amino-oligosaccharide 1 | 0.36 | 144.4 | 97.6 | 147.93 |
| Fluorine alkene line sulfone 20: amino-oligosaccharide 1 | 0.28 | 185.7 | 95.4 | 194.67 |
| Fluorine alkene line sulfone 10: amino-oligosaccharide 1 | 0.21 | 247.6 | 91.2 | 271.45 |
| Fluorine alkene line sulfone 5: amino-oligosaccharide 1 | 0.32 | 162.5 | 83.9 | 193.68 |
| Fluorine alkene line sulfone 1: amino-oligosaccharide 1 | 0.53 | 98.1 | 51.7 | 189.75 |
| Fluorine alkene line sulfone 1: amino-oligosaccharide 5 | 1.20 | 43.3 | 19.5 | 222.11 |
| Fluorine alkene line sulfone 1: amino-oligosaccharide 10 | 1.98 | 26.3 | 12.2 | 215.39 |
| Fluorine alkene line sulfone 1: amino-oligosaccharide 20 | 3.54 | 14.7 | 8.0 | 183.35 |
| Fluorine alkene line sulfone 1: amino-oligosaccharide 40 | 6.85 | 7.6 | 5.8 | 131.61 |
| Fluorine alkene line sulfone 1: amino-oligosaccharide 80 | 7.69 | 6.8 | 4.6 | 146.86 |
The result of table 1 co-toxicity test shows, fluorine alkene line sulfone and amino-oligosaccharide compound 80: 1～1:
In the ratio range of 80, the co-toxicity coefficient CTC to Fructus Cucumidis sativi root-knot nematode joint toxicity measuring is all higher than 120, tool
There is potentiation.Especially in the ratio range of 20: 1～1: 20, CTC is all higher than 180, and potentiation is made
With significantly.
Two) field medicine effect test example
1, the prevention effect to Fructus Cucumidis sativi root-knot nematode
Test and carry out at Shouguang City of Shandong Province one green house of vegetables in November, 2013, the method using pouring root,
Every Fructus Cucumidis sativi fills 100ml, and the cucumber growth chosen is basically identical, is in vegetative growth phase, former years nematicide
Occur heavier, and 60d, 90d check that Radix Cucumidis sativi is compromised situation after medicine.From table 2, data can draw,
After fluorine alkene line sulfone is compounding with amino-oligosaccharide, various dosage form potentiations are obvious；60d and 90d after dispenser, respectively
Compound drug is also significantly better than single dose to the prevention effect of nematicide.
Table 2 fluorine alkene line sulfone field control effect to Fructus Cucumidis sativi root-knot nematode compounding with amino-oligosaccharide
2, the prevention effect to soybean cyst nematode Heterodera glycines
Testing and carry out on Heilongjiang Province's Suihua City one farm in May, 2014, test uses knapsack sprayer
The method carrying out root spray, the experimental field Semen sojae atricolor chosen is in seedling stage, and plant strain growth is basically identical, past
Year nematicide generation is heavier, and 60d, 90d check that Soybean Root is compromised situation after medicine.From table 3, data can
To draw, after fluorine alkene line sulfone is compounding with amino-oligosaccharide, various dosage form potentiations are obvious；After dispenser 60d and
90d, each compound drug is also significantly better than single dose to the prevention effect of soybean cyst nematode Heterodera glycines.
Table 3 fluorine alkene line sulfone field control effect to soybean cyst nematode Heterodera glycines compounding with amino-oligosaccharide
Compounding to Fructus Cucumidis sativi root-knot nematode, the field efficacy of soybean cyst nematode Heterodera glycines from fluorine alkene line sulfone and amino-oligosaccharide
See, each compound drug prevention effect be significantly better than single dose, illustrate compound there is potentiation；Lasting period extends,
Dosage and spraying times can be reduced, delay evil nematicide Drug resistance to produce, cost accounting can be reduced simultaneously.
These are only presently preferred embodiments of the present invention, not in order to limit the present invention, all the present invention's
Any amendment, equivalent and the improvement etc. made within spirit and principle, should be included in the guarantor of the present invention
Within the scope of protecting.
Claims (5)
1. a nematicidal composition, it is characterised in that: containing effective ingredient fluorine alkene line sulfone and ammonia in compositions
Base oligosaccharide, fluorine alkene line sulfone is 80:1～1:80 with the mass ratio of amino-oligosaccharide.
Nematicidal composition the most according to claim 1, it is characterised in that: effective ingredient fluorine alkene line sulfone
It is 20:1～1:20 with the mass ratio of amino-oligosaccharide.
Nematicidal composition the most according to claim 1 and 2, it is characterised in that described nematicide group
The preparation of compound be granule, microcapsule suspending agent, microemulsion, aqueous emulsion, suspending agent, wettable powder,
Water dispersible granules.
Nematicidal composition the most according to claim 3, it is characterised in that described fluorine alkene line sulfone and ammonia
Base oligosaccharide gross mass percentage composition in each preparation is 0.5%～85%.
5. according to nematicidal composition described in any one of Claims 1-4 for preventing and treating the purposes of Plant nematode.
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| CN105165844B (en) * | 2015-09-25 | 2017-10-31 | 广东真格生物科技有限公司 | A kind of nematicidal composition of fluorine-containing thiophene worm sulfone |
| CN105409989B (en) * | 2015-11-30 | 2017-12-08 | 广东真格生物科技有限公司 | A kind of nematicidal composition containing fluorine thiophene worm sulfone and Benfuracard micro |
| EP4458923A2 (en) | 2015-12-10 | 2024-11-06 | Specialty Operations France | Polyelectrolyte-layer forming block copolymers and compositions and used thereof |
| CN106259379B (en) * | 2016-08-05 | 2018-06-29 | 广州市真格农业科技有限公司 | A kind of nematicidal composition containing trifluorobutene base class compound |
| IL267063A (en) * | 2016-12-09 | 2019-07-30 | Adama Makhteshim Ltd | High-concentration fluensulfone formulations, their uses and processes of preparation |
| CN107593734A (en) * | 2017-10-17 | 2018-01-19 | 惠州市无龄康态健康科技有限公司 | A kind of synergy nematicidal composition for being used to prevent and treat Chinese yam root knot nematode disease |
| CN107897216A (en) * | 2017-11-25 | 2018-04-13 | 惠州市无龄康态健康科技有限公司 | A kind of synergy nematicidal composition for being used to prevent sweep stem nematode |
| CN108378044A (en) * | 2018-02-05 | 2018-08-10 | 广东中迅农科股份有限公司 | A kind of composition pesticide of fluorine-containing alkene line sulfone |
| CN111512915A (en) * | 2020-04-30 | 2020-08-11 | 西南林业大学 | Seedling growing method for preventing and treating pseudo-ginseng root knot nematode disease |
| CN114793716A (en) * | 2022-04-21 | 2022-07-29 | 福建省农业科学院果树研究所 | Method for preventing and treating chronic senescence of citrus |
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| DE10319591A1 (en) * | 2003-05-02 | 2004-11-18 | Bayer Cropscience Ag | Drug combinations with nematicidal, insecticidal and fungicidal properties based on trifluorobutenyl compounds |
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