CN107494580A - A kind of Synergistic insecticidal compositions containing guadipyr - Google Patents
A kind of Synergistic insecticidal compositions containing guadipyr Download PDFInfo
- Publication number
- CN107494580A CN107494580A CN201710823903.3A CN201710823903A CN107494580A CN 107494580 A CN107494580 A CN 107494580A CN 201710823903 A CN201710823903 A CN 201710823903A CN 107494580 A CN107494580 A CN 107494580A
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- China
- Prior art keywords
- guadipyr
- destruxins
- insecticidal compositions
- synergistic insecticidal
- pesticidal combination
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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
-
- 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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- Life Sciences & Earth Sciences (AREA)
- Agronomy & Crop Science (AREA)
- Pest Control & Pesticides (AREA)
- Plant Pathology (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Dentistry (AREA)
- General Health & Medical Sciences (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Environmental Sciences (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The invention discloses a kind of Synergistic insecticidal compositions containing guadipyr, wherein, the Pesticidal combination active component includes A and B, wherein, active components A is destruxins, and active component B is guadipyr, and the weight ratio of the destruxins and guadipyr is 1:30‑20:1, preferably 1:10‑10:1；Preventing and treating of the Pesticidal combination of the present invention to various crop pests in the range of aforementioned proportion shows obvious synergistic function, pesticide activity component usage amount can be reduced, improve prevention effect, the Pesticidal combination of the present invention can be prepared into any one preparation in missible oil, wettable powder, water dispersible granules, microemulsion, suspending agent, aqueous emulsion, microcapsule suspending agent, and Pesticidal combination of the invention, which is particularly suitable for use in, prevents and treats sucking pest.
Description
Technical field
The invention belongs to agricultural insecticide field, and in particular to be a kind of desinsection group containing guadipyr and destruxins
Compound, and purposes of the Pesticidal combination for preventing and treating the insect such as crop pests, especially aphid, plant hopper.
Background technology
Sucking pest is that a larger monoid is endangered in production estimation, including aphid, plant hopper, aleyrodid, leafhopper, Ji
Horse etc., their individuals are small, easily ignored in early period of origination often damage symptoms unobvious, but quantity is extremely more, often infests tender
Branch, leaf, bud, bud, on fruit, water is drawn, rob nutrition, so as to cause branches and leaves and steamed twisted roll bent, or even whole strain crop
It is withered or dead, cause China crops are annual therefore to suffer heavy losses.So most farmlands are generally using insecticide
Controlling sucking insects.But the generation that can cause pest resistance to insecticide using chemical pesticide of high intensity, so as to cause activity into
Divide preventive effect to reduce, dosage increase, further aggravate threat of the agricultural chemicals to environment.
Destruxins, also known as destruxin or destruction element, the ring contracting carboxylic peptide being made up of 5 amino acid and 1 carboxylic acid
Element, it is a kind of green muscardine fungus caused secondary metabolite in metabolic process, to Lepidoptera, Homoptera, Diptera coleoptera etc.
20 various pests have action of contace poison and Antifeedant Effects；Destruxins has the characteristics of efficient, low toxicity, stable prevention effect, but
Long-term use also inevitably causes the generation of pest resistance to insecticide.
Guadipyr is that the activity of anabasine and semicarbazone insecticides is tied by China Agricultural University Qin Zhao sea seminars
Structure is ingenious to be populated into same molecule, and acquisition has 2 kinds of biocidal activity features of anabasine and sodium-ion channel inhibitor concurrently
New and effective insecticide.The product has independent intellectual property right, has obtained compound and preparation method and use patent
WO2010060231（Nitro contracting amino guanidine compound and preparation method thereof and its application as insecticide）.Data shows,
The field experiment on the ground such as Shandong, Anhui, Guangxi, Fujian, Jiangxi confirms, guadipyr to bean aphid, hyalopterus arundinis, cotten aphid, vegetable aphid,
The Homoptera Aphidiadaes such as wild cabbage black peach aphid, rape black peach aphid, planthopper, Bemisia tabaci, Delphacidae, Aleyrodidae insect and bollworm, beet
The lepidoptera pests such as noctuid have good preventive effect, and its prevention effect is suitable with imidacloprid, and resist the insect tool of imidacloprid
There is good killing effect.
Destruxins and guadipyr are all the excellent pesticide species of prevention effect, but in agricultural production, it is long-term use of
The insecticide of single kind all can more or less cause the generation of pest resistance to insecticide, so as to cause the prevention effect of agricultural chemicals to drop
Low, usage amount further increases, and does not meet the requirement of agricultural chemicals " effects enhancing and dose reducing ".Different pesticide species are carried out into mixture reduces insect
Important channel caused by the resistance to the action of a drug, present inventor have found to answer destruxins and guadipyr by largely testing
After matching somebody with somebody, the preventing and treating to various crop pests in certain scope shows certain synergistic function, by further
Research completes the present invention, there is no the relevant report for being related to destruxins and guadipyr compounding at present.
The content of the invention
It is an object of the invention to provide a kind of prevention effect is good, cost is low, the agricultural chemicals with obvious synergistic function
Composition.
Another object of the present invention is to provide the application of the composition pesticide, the composition pesticide is particularly suitable for use in
Sucking pest such as aphid, planthopper are prevented and treated, can be used for preventing and treating other crop pests such as beet armyworm, pickles
Moth, prodenia litura etc..
In order to achieve the above object, the present invention adopts the following technical scheme that：
A kind of composition pesticide, including active components A and active component B, wherein, active components A is destruxins, active component
B is guadipyr.
Further, the composition pesticide can also include conventional in Pesticide formulation in addition to containing active component
Auxiliary element, the auxiliary element can be solid carrier, liquid diluent and/or surfactant group well known in the art
Into, wherein, solid carrier, liquid diluent, the species of surfactant are one or more.
Further, in order to realize synergistic effect, the weight of destruxins and guadipyr ratio in the composition pesticide
For 1:30-20：1；
Further, when in the composition pesticide weight of destruxins and guadipyr ratio be 1:10-1：When 1, Liang Zhefu
It is more notable with synergistic function.
Further, the weight percentage of composition shared by active component is 1-80% in composition pesticide of the invention.
Further, in composition pesticide of the invention active component by be aided with conventional auxiliary element be prepared into it is suitable
Any one type of preparation agriculturally used, the type of preparation include but is not limited to missible oil, wettable powder, water-dispersible grain
Any one in agent, microemulsion, suspending agent, aqueous emulsion, microcapsule suspending agent, the formulation form to be processed in specifically used can root
Selected and be prepared by conventional method according to the difference etc. using object, use environment.
Further, composition pesticide of the invention can also contain other pesticide activity components, for example, can be insecticide,
Bactericide, fertilizer, plant growth regulator, synergist, biostimulant etc., or can be used in combination with them.
Further, the percentage in embodiment refers both to percentage by weight, and the destruxins refers both to effective dose, and described penta
Pyrrole worm guanidine it is actual prepare when the active compound contained by converted.
Further, the method for application of composition pesticide of the invention is flexible, can both be poured with foliar spray with soil
And drip irrigation, it can also be used to seed treatment.
Compared with prior art, composition pesticide of the invention has the beneficial effect that：1st, in composition pesticide of the invention
Interaction after destruxins and guadipyr compounding is not simply to be superimposed, to various crop pests after both compoundings
Preventing and treating shows as obvious synergistic function, it is possible to reduce pesticide activity component usage amount, improves prevention effect；2nd, it is of the invention
Composition pesticide in destruxins and the guadipyr mechanism of action it is different, both compound can increase preventing and treating crops evil
The action site of worm, be advantageous to overcome and/or delay the generation of pest resistance to insecticide, be advantageous to extend the use of pesticide activity component
Life-span；3rd, composition pesticide dosage of the invention is low, can reduce the pollution to environment.
Embodiment
Below by embodiment, the present invention will be further described, it should be understood that preparation described in the embodiment of the present invention
Method is only the description of the invention, and be should be in no way restrictive, to the present invention under the concept thereof of the present invention
The simple modifications of preparation method can be seen as belonging to the scope of protection of present invention, and the scope of protection of present invention is to weigh
Sharp claim is defined.
First, indoor bioassay embodiment
1st, controlling object：Rice hoppers；
2nd, test method：The mother liquor of each mixed agent is diluted to five series concentrations respectively, is respectively placed in standby in beaker.Using
The method that first leaching leaf is followed by worm, the blade of the same size not in contact with any medicament is put into the decoction configured and soaks 5s,
Naturally dry after taking-up, is put into insect box, then connects for examination nymph, is raised under the conditions of 26 DEG C, and each processing repeats 3
Secondary, it is 50 to repeat test worm number used every time, while sets blank control, and dead borer population is checked after 72h, calculates the death rate and correction is dead
Rate is died, virulence regression equation is tried to achieve and calculates LC50Value.If compareing the death rate is more than 10%, it is considered as invalid experiment.Calculation formula
It is as follows：
The death rate（%）=（Borer population living after borer population-medicine living before medicine）Borer population × 100 living before/medicine
Corrected mortality（%）=（The treatment group death rate-control group the death rate）/（The 1- control group death rates）×100
Insect corrected mortality is converted into probit value（y）, concentration for the treatment of（μg/ml）It is converted into logarithm value（x）, with least square
Method draws virulence regression equation, and thus calculates the LC of every kind of medicament50Value.Co-toxicity coefficient is calculated according to the abundant equations of Sun Yun
CTC.Result of the test is as shown in table 1：
Table 1 shows the prevention effect of rice hoppers, both compound as can be seen that after destruxins and guadipyr compounding
1:30-20:Co-toxicity coefficient shows certain synergistic function more than 120 in the range of 1；Wherein, when both are multiple
It is 1 with ratio:10-1:When 1, more than 150, synergistic function is relative to be become apparent from co-toxicity coefficient.
2nd, example of formulations
1st, embodiment 1:12% destruxins guadipyr missible oil（1:1）
Destruxins 6%
Guadipyr 6%
1-METHYLPYRROLIDONE 10%
Agriculture breast 400# 6%
Agriculture breast 600# 2%
Dimethylbenzene surplus
The preparation method of the missible oil is：It is by above-mentioned raw materials that pesticide activity component, solvent, dispersant etc. is well mixed, you can
Missible oil of the present invention is made.
2nd, embodiment 2:28.6% destruxins guadipyr wettable powder（1：10）
Destruxins 2.6%
Guadipyr 26%
Sodium lignin sulfonate 5%
Dispersant NNO 6%
Kaolin surplus
The preparation method of the wettable powder is：By above-mentioned formula by active component, wetting agent, dispersant and filler according to
Ratio is well mixed, after ultra-fine pulverizer disintegrating, you can wettable powder of the present invention is made.
3rd, embodiment 3：24% destruxins guadipyr suspending agent（1:5）
Destruxins 4%
Guadipyr 20%
Neopelex 4%
APEO phosphonate ester 5%
Aluminium-magnesium silicate 3%
Organic silicone 0.8%
Sodium benzoate 0.2%
Ethylene glycol 2%
Deionized water surplus
The preparation method of the suspending agent is：First agricultural chemicals auxiliary element is well mixed, is well mixed through high speed shear, addition has
Composition destruxins and guadipyr are imitated, is sanded more than 2 hours in sand mill so that preparation particle diameter is below 5 microns, i.e.,
Suspending agent of the present invention can be made.
4th, embodiment 4:19% destruxins guadipyr water dispersible granules（4:15）
Destruxins 4%
Guadipyr 15%
Alkylbenzenesulfonate 4%
Alkyl sulfo succinate 3%
Dispersant MF -5 3%
Sodium sulphate 4%
Carboxymethyl cellulose 3%
Kaolin surplus
The preparation method of the water dispersible granules is：By above-mentioned formula by active ingredient and dispersant, wetting agent, disintegrant and
Filler is well mixed, and is crushed with micro jet, through mediating, be then granulated in addition fluidized-bed granulation dryer,
Through sampling analysis after dry, screening, you can water dispersible granules of the present invention are made.
3rd, field control effectiveness test
1st, controlling object：Rice hoppers；
2nd, test medicine：Selection example 1-4 composition pesticide preparation is as test medicine, with 0.5% destruxins suspending agent
It is comparison medicament with 20% guadipyr suspending agent；
3rd, test method：Each plot area is 66.7 m2, it is repeated 3 times；Investigation drug effect method after investigating and prevent and treat before dispenser
5 points of grab sample in test process area, to carry out insect population number investigation according to national field test relevant criterion and calculating anti-
Effect, result of the test are as shown in table 2：
From the field control effectiveness test result of table 2, the preventing and treating table of embodiment 1-4 composition pesticide preparation to rice hoppers
Reveal the quick-acting of excellent lasting effect, after showing both compoundings, the preventing and treating to rice hoppers under the proportioning is shown
Obvious synergistic function.In addition, the security for the treatment of agent and comparison medicament to rice crop is observed in scope of medication
It was found that the medicament has no significant effect to rice crop, composition pesticide is not found yet to having any harmful effect beneficial to the world,
Show that the composition pesticide preparation security of the present invention is preferable, be worthy of popularization.
Claims (6)
- A kind of 1. Synergistic insecticidal compositions, it is characterised in that including at least active components A and active component B, wherein, activity into It is destruxins to divide A, and active component B is guadipyr.
- 2. Synergistic insecticidal compositions according to claim 1, it is characterised in that the destruxins and the weight of guadipyr Amount is than being 1:30-20：1.
- 3. Synergistic insecticidal compositions according to claim 2, it is characterised in that the destruxins and the weight of guadipyr Measure ratio preferably 1:10-1：1.
- 4. according to the Synergistic insecticidal compositions described in any one of claim 1-3 claim, it is characterised in that the synergy The weight percentage that active component accounts for composition in Pesticidal combination is 1-80%.
- 5. Synergistic insecticidal compositions according to claim 4, it is characterised in that the formulation of the Synergistic insecticidal compositions is It is any in missible oil, wettable powder, water dispersible granules, microemulsion, suspending agent, aqueous emulsion, microcapsule suspending agent.
- 6. the Synergistic insecticidal compositions according to any one of claim 1-5 claim are used to prevent and treat crop pests Purposes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710823903.3A CN107494580A (en) | 2017-09-13 | 2017-09-13 | A kind of Synergistic insecticidal compositions containing guadipyr |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710823903.3A CN107494580A (en) | 2017-09-13 | 2017-09-13 | A kind of Synergistic insecticidal compositions containing guadipyr |
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| Publication Number | Publication Date |
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| CN107494580A true CN107494580A (en) | 2017-12-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710823903.3A Withdrawn CN107494580A (en) | 2017-09-13 | 2017-09-13 | A kind of Synergistic insecticidal compositions containing guadipyr |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109042670A (en) * | 2018-08-14 | 2018-12-21 | 山西大学 | A kind of Pesticidal combination containing destruxins and Nitenpyram and its application |
-
2017
- 2017-09-13 CN CN201710823903.3A patent/CN107494580A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109042670A (en) * | 2018-08-14 | 2018-12-21 | 山西大学 | A kind of Pesticidal combination containing destruxins and Nitenpyram and its application |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| WW01 | Invention patent application withdrawn after publication | ||
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Application publication date: 20171222 |