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CN113519536A - Binary compound insecticidal composition - Google Patents

Binary compound insecticidal composition Download PDF

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Publication number
CN113519536A
CN113519536A CN202110830728.7A CN202110830728A CN113519536A CN 113519536 A CN113519536 A CN 113519536A CN 202110830728 A CN202110830728 A CN 202110830728A CN 113519536 A CN113519536 A CN 113519536A
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China
Prior art keywords
insecticidal composition
flonicamid
pests
binary compound
pyridine quinazoline
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Pending
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CN202110830728.7A
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Chinese (zh)
Inventor
刘言合
陈琦
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Hefei Juzhuo Agricultural Technology Partnership LP
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Hefei Juzhuo Agricultural Technology Partnership LP
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Priority to CN202110830728.7A priority Critical patent/CN113519536A/en
Publication of CN113519536A publication Critical patent/CN113519536A/en
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    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01NPRESERVATION 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
    • A01N43/00Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
    • A01N43/48Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with two nitrogen atoms as the only ring hetero atoms
    • A01N43/541,3-Diazines; Hydrogenated 1,3-diazines
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01NPRESERVATION 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
    • A01N43/00Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
    • A01N43/34Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one nitrogen atom as the only ring hetero atom
    • A01N43/40Biocides, 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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  • 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 relates to the technical field of insecticidal compositions, and provides a binary compound insecticidal composition which comprises active ingredients for killing crop pests, wherein the active ingredients comprise A and B, the A is pyridine quinazoline, the B is one of flonicamid and nitenpyram, the dosage form of the insecticidal composition is one of suspending agent, water dispersible granule, dispersible oil suspending agent and granule, the part ratio of the A to the B is 1-80: 80-1, the pyridine quinazoline and the flonicamid are compounded, the synergistic effect is obvious in a certain proportion range, the pyridine quinazoline and the flonicamid can effectively achieve excellent control effect on aphids, whiteflies and the like in farming, the killing range of the pests is effectively increased, abuse of various large-dose pesticides is avoided, the pests are prevented from being abused, and meanwhile drug resistance is effectively avoided, has higher social use value and application prospect.

Description

Binary compound insecticidal composition
Technical Field
The invention relates to the field of aphid control and application thereof, and particularly relates to a binary compound insecticidal composition.
Background
Pyridine quinazoline (Pyrifluquinazon) belongs to a novel quinazoline pesticide, has the action mechanism of preventing or interfering the feeding and crawling activity of pests until the pests slowly starve to death, is mainly used for preventing and treating sucking mouthparts pests such as aphids, whiteflies, scale insects, leafhoppers, thrips and the like on crops such as vegetables, fruit trees, tea leaves and the like, and can obviously reduce the transmission of virus vectors. The compound can completely penetrate through the leaf surface, and can also achieve the purpose of effectively preventing and controlling pests which prey and inhabit below the leaf surface.
Flonicamid (Flonicamid) belongs to a novel low-toxicity pyridine amide insect growth regulator pesticide, is effective to various piercing-sucking mouthpart pests, and has good infiltration. It can permeate from root to stem and leaf, but the penetration from leaf to stem and root is relatively weak. The agent is effective by hindering the sucking action of pests. The sucking of pests is stopped soon after the pests take the pesticide, and the pests die due to hunger, so that the pesticide has a good control effect on the pests eating the pesticide at each part of the leaf surface of crops.
Nitenpyram (nitnpyram) is a neonicotinoid insecticide developed and developed by Nippon Wutian company in 1989, is a nicotinic acetylcholine receptor agonist, has no mutual drug resistance with organophosphorus and carbamate insecticides, is registered in Japan in 1995, is widely used for various crops such as rice, fruit trees, vegetables, tea leaves and the like, and has excellent activity for controlling various pests, particularly various aphids, whiteflies, rice leafhoppers and thrips. Nitenpyram is low in toxicity to human, livestock, birds and aquatic animals. The mixture of cartap and validamycin is developed and registered. Nitenpyram is one of main pesticides for preventing and controlling brown planthopper on rice in China at present, and the main formulations at present comprise water aqua, water dispersible granule, soluble powder, wettable powder, soluble liquid, soluble granule and the like.
The invention provides a pesticide composition for killing pests, which is characterized in that a single pesticide is used for a long time, the pests are easy to generate drug resistance, the pesticide dosage is increased, adverse effects such as high toxicity, large dosage, more residues, poor drug effect and the like are caused, the action field is single, multiple medicaments are required to be used for various pests, the control effect on the pests can be effectively improved by compounding the multiple medicaments, the killing range of the pests is effectively enlarged, abuse of various large-dosage pesticides is avoided, beneficial insects are killed, a certain protection effect on the beneficial insects is achieved, and meanwhile drug resistance of the pests is effectively avoided The aphids, whiteflies and the like have excellent control effect, can effectively avoid the pests from generating obvious drug resistance, can be used for a long time, and obviously improves the control effect on the pests such as the aphids and the whiteflies of the crops.
Disclosure of Invention
The invention aims to solve the technical problems in the prior art, provides a binary compound insecticidal composition, and aims to solve the problems that bemisia tabaci and cucumber aphid on the crops such as cucumber are large in dosage for preventing and controlling, pesticide resistance is easy to generate, and the prevention and control effect is poor.
In order to realize the purpose of the invention, the technical scheme adopted by the invention is as follows:
a binary compound insecticidal composition comprises active ingredients A and B, wherein A is pyridine quinazoline, B is one of flonicamid and nitenpyram, and the formulation of the insecticidal composition is one of a suspending agent, a water dispersible granule, a dispersible oil suspending agent and a granule.
The part ratio of A to B is 1-80: 80-1.
The part ratio of A to B is 1-50: 30-1.
The part ratio of A to B is 1-10: 30-1.
The total weight of the A and the B accounts for 10 to 55 percent of the total weight of the whole preparation.
The crop is cucumber, and the pests are bemisia tabaci and cucumber aphids.
Has the advantages that:
the binary compound insecticidal composition provided by the invention is different from other insecticide combinations, shows obvious synergistic effect through combined action in a certain proportioning range, has obviously improved insecticidal effect compared with each single agent, effectively ensures insecticidal efficiency, has long pesticide effect time, can effectively realize prevention of bemisia tabaci and cucumber aphid and insect killing after insect damage, simultaneously reduces the using dosage of pesticide, reduces the cost, is not easy to generate drug resistance, and effectively ensures the stability in the using process.
Detailed Description
For a better understanding of the nature of the present invention, its contents are further described below in conjunction with the following examples, which are not to be considered as limiting, but are to be construed to illustrate the present invention and all changes, substitutions and modifications that do not depart from the spirit and principles of the present invention are intended to be within the scope of the appended claims.
Comparative example 1: 50% clothianidin water dispersible granule.
Comparative example 2: 20 percent acetamiprid soluble powder.
Comparative example 3: clear water control group.
Example 1: the part ratio of the pyridine quinazoline to the flonicamid is 30: 1.
Example 2: the part ratio of the pyridine quinazoline to the flonicamid is 15: 1.
Example 3: the part ratio of the pyridine quinazoline to the flonicamid is 10: 1.
Example 4: the part ratio of the pyridine quinazoline to the flonicamid is 5: 1.
Example 5: the part ratio of the pyridine quinazoline to the flonicamid is 1: 10.
In order to further understand the combined action of the compound of the pyridine quinazoline and the flonicamid on bemisia tabaci and cucumber aphids, the inventor conducts a formulation screening test on the compound of the pyridine quinazoline and the flonicamid.
Test materials: bemisia tabaci and cucumber aphid.
Reagent to be tested: 20% pyridine quinazoline suspension: japanese pesticide co;
95% flonicamid technical: hubei salary and chemical industries, Inc.;
50% clothianidin water dispersible granule, Nippon Sumitomo chemical Co., Ltd;
20% acetamiprid soluble powder: beijing Zhongnongyitai science and technology development Co.
The application dose is as follows: 12g/667m2
The test method comprises the following steps: in a field experiment, a spraying method is adopted to apply pesticide to bemisia tabaci gennadius and cucumber aphid on cucumber leaves, 50% clothianidin water dispersible granules and 20% acetamiprid soluble powder are used as control agents, 5 agent treatments are set in the experiment, and each treatment is repeated for 3 times. The population base number was investigated at five points on the diagonal of each treatment area before application, and 5 cucumbers were investigated at each point. The control effect is investigated once at 3d, 7d and 14d after the pesticide is applied, the number of the residual insects is recorded, and the control effect is calculated.
Random block arrangement is adopted, 3 times of repetition are carried out, and the area of a cell is 2m2. The cucumbers in each group are equal in number.
The evaluation method comprises the following steps: investigating the prevention and treatment effect.
Control effect (%) [ ((number of worm mouths (control zone) -number of worm mouths (application zone))/number of worm mouths (control zone) ] × 100.
Experimental results and analysis:
table 1 insecticidal trials of pyridylquinazoline and flonicamid combination agents on bemisia tabaci, cucumber aphid in cucumbers:
Figure BDA0003175450110000041
the above experimental results show that the control effects of 3d, 5 pyridine quinazoline and flonicamid combined medicaments after being applied on tobacco whitefly and cucumber aphid are equivalent to those of the comparative examples, the control effects of 7d, high-part ratio pyridine quinazoline and flonicamid combined medicaments are obvious because of the two comparative medicaments, the control effects of the medium-part ratio and low-part ratio are respectively equivalent to those of clothianidin and acetamiprid, the control effects of the medium-part ratio pyridine quinazoline and flonicamid combined medicaments are obviously higher than those of the two comparative medicaments after being applied on 14d, but the control effects of the low-part ratio pyridine quinazoline and flonicamid combined medicaments are obviously lower than those of the two comparative medicaments, and the consideration of the medium-part ratio, namely the ratio pyridine quinazoline and flonicamid is 10:1, in terms of control effects and cost is the optimal formula selection.
And then carrying out further field multi-generation pesticide effect test on the insecticidal composition of pyridine quinazoline and flonicamid to evaluate the continuous control effect of bemisia tabaci and cucumber aphid on the combined pesticide.
The test method comprises the following steps: and performing a plurality of field experiments on the test area, designing a scheduled test according to the designed random block arrangement, keeping applying the same medicament to each treatment cell, then hanging the treatment cell, marking the treatment cell in a random arrangement design drawing, and performing the field experiments for a plurality of times to record the number of insect mouths before and 7 days after each application.
The evaluation method comprises the following steps: investigating the prevention and treatment effect.
The oral cavity decline rate (%) (number of insects before application-number of insects after application)/number of insects before application × 100.
The control effect (%) is [ ((oral cavity decline rate (application region) ± oral cavity decline rate (control region))/100 ± oral cavity decline rate (control region) ] × 100.
Table 2 multiple application insecticidal experiments on bemisia tabaci and cucumber aphid after application of pyridine quinazoline and flonicamid:
Figure BDA0003175450110000051
as can be seen from Table 2, the control effects of the 3 pyridine quinazoline and flonicamid combination medicaments for treating bemisia tabaci and cucumber aphids slightly decline with the increase of multiple application medicaments, but the control effects are still excellent, the control effects are more continuous than clothianidin, the control effects are obviously superior to the application stability of acetamiprid, meanwhile, the control effects can be improved by increasing the application dosage for bemisia tabaci and cucumber aphids, no obvious drug resistance is generated, and the control effects have good application stability.
In conclusion, the insecticidal combination medicament of the pyridine quinazoline and the flonicamid has good control effects on bemisia tabaci and cucumber aphids, has extremely high continuous control effects compared with single medicament and medicaments such as clothianidin and acetamiprid, is not easy to generate drug resistance, and according to experimental results, the combination medicament with the ratio of the parts of the pyridine quinazoline to the flonicamid being 10:1 is the optimal insecticidal composition in terms of control effects, production cost, application stability and the like.
The embodiments of the present invention are disclosed as the preferred embodiments, but not limited thereto, and those skilled in the art can easily understand the spirit of the present invention and make various extensions and changes without departing from the spirit of the present invention.

Claims (7)

1. A binary compound insecticidal composition is characterized in that: the effective components of the insecticidal composition for killing crop pests comprise A and B, wherein A is pyridine quinazoline, B is one of flonicamid and nitenpyram, the formulation of the insecticidal composition is one of suspending agent, water dispersible granule, dispersible oil suspending agent and granule, and the rest of the components except the effective components in the preparation are pesticide auxiliary agents and preparation supplementary components.
2. The binary compound insecticidal composition according to claim 1, characterized in that: the part ratio of A to B is 1-80: 80-1.
3. The binary compound insecticidal composition according to claim 1, characterized in that: the part ratio of A to B is 1-50: 30-1.
4. The binary compound insecticidal composition according to claim 1, characterized in that: the part ratio of A to B is 1-10: 30-1.
5. The binary compound insecticidal composition according to claim 1, characterized in that: the total weight of the A and the B accounts for 10 to 55 percent of the total weight of the whole preparation.
6. The crop is cucumber.
7. The pests are bemisia tabaci and cucumber aphids.
CN202110830728.7A 2021-07-22 2021-07-22 Binary compound insecticidal composition Pending CN113519536A (en)

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102440257A (en) * 2011-12-05 2012-05-09 海利尔药业集团股份有限公司 Insecticidal composition compounded with partial nicotine compounds
CN103125493A (en) * 2011-12-04 2013-06-05 海利尔药业集团股份有限公司 Insecticide composition mixed with amides pesticide
CN104824009A (en) * 2015-04-28 2015-08-12 广东中迅农科股份有限公司 Insecticidal composition containing pyridine quinazoline and sulfoxaflor

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103125493A (en) * 2011-12-04 2013-06-05 海利尔药业集团股份有限公司 Insecticide composition mixed with amides pesticide
CN102440257A (en) * 2011-12-05 2012-05-09 海利尔药业集团股份有限公司 Insecticidal composition compounded with partial nicotine compounds
CN104824009A (en) * 2015-04-28 2015-08-12 广东中迅农科股份有限公司 Insecticidal composition containing pyridine quinazoline and sulfoxaflor

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Application publication date: 20211022