CN104839157A - Insecticidal composition containing chitosan oligosaccharide and flubendiamide and application - Google Patents
Insecticidal composition containing chitosan oligosaccharide and flubendiamide and application Download PDFInfo
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- CN104839157A CN104839157A CN201410837725.6A CN201410837725A CN104839157A CN 104839157 A CN104839157 A CN 104839157A CN 201410837725 A CN201410837725 A CN 201410837725A CN 104839157 A CN104839157 A CN 104839157A
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Abstract
Belonging to the field of plant protection, the invention in particular relates to an insecticidal composition containing chitosan oligosaccharide and flubendiamide in a mass ratio of 0.1:1-50. The composition can be prepared into a suspending agent, granules, wettable powder, water dispersible granules, microemulsion or emulsion in water. The insecticidal composition can be used for control of crop lepidoptera pests or homopteran pests, and has excellent control effect on diamondback moth, Pieris rapae Linne, Spodoptera litura, Cnaphalocrocis medinalis Guenee, and Pandemis heparana.
Description
The application is the divisional application of " a kind of Pesticidal combination containing chitosan oligosaccharide and application " application for a patent for invention, original application day: on December 3rd, 2013, application number: 2013106455773.
Technical field
The invention belongs to plant protection art, particularly relate to a kind of Pesticidal combination containing chitosan oligosaccharide and application.
Background technology
In agricultural production, the pesticide resistance of crop disease and insect to Pesticidal products strengthens gradually, and, the damage by disease and insect of same crop often occurs simultaneously, peasant often attends to one thing and lose sight of another when independent pest control or disease, not only delays work and misses control opportunity, from and strengthen dosage etc.Due to single and not Scientific Usage of Drugs, cause that peasant's cost improves, the destruction etc. of environmental pollution and ecotope.Carrying out composite with different structure, the different mechanism of action, environmentally friendly active component, and rationally add auxiliary agent and make new agriculturally useful compositions, is reduce and delaying drug resistance insect, expanding prevention target, improve the effective way of drug effect, minimizing environmental pollution.
Chitosan oligosaccharide is as the important plant inducing anti-disease agent of a class, derive from the research of the oligosaccharide of plant, research shows, chitosan oligosaccharide is in the process resisting pathogen erosion, can induction plant be excited to produce a series of defense reaction, these defense reactions synergy stops propagation and the invasion of pathogen, reaches the effect of preventing and curing diseases.Meanwhile, chitosan oligosaccharide is also the plant hormone that a class is new, has the effects such as regulation and control growth and development of plants, and it can send the information regulating specified plant function, and these functions comprise growth promotion, cold-resistant, drought resisting etc.
Inventors performed the test of pesticide effectiveness of a large amount of chitosan oligosaccharide and amide-type insecticidal constituent, find many beyond thought effects.This invention improves drug effect and expanding prevention target, be beneficial to reduce times for spraying, reduce agriculture this and improve agricultural product economic benefit.
Summary of the invention
The object of this invention is to provide a kind of Pesticidal combination containing chitosan oligosaccharide, improve drug effect, expanding prevention target, there is fertilizer efficiency.
The invention provides a kind of Pesticidal combination containing chitosan oligosaccharide, also containing the one in cyanogen insect amide, fipronil bisamide, flonicamid, Rynaxypyr, thiophene insect amide, chitosan oligosaccharide and any one farm chemical ingredients ratio of quality and the number of copies above-mentioned are 0.1:1-50.Preferably, ratio of quality and the number of copies is 1:1-20.
Above-mentioned composition processing of the present invention is mixed with suspending agent, granule, wetting powder, water dispersible granules, microemulsion or aqueous emulsion.
Present invention also offers above-mentioned composition for preventing and treating the purposes of crop pest, described insect pest is lepidoptera pest or homoptera pest.Preferably, insect is diamond-back moth in lepidoptera pest, cabbage caterpillar, prodenia litura, rice leaf roller, apple skin worm.
Chitosan oligosaccharide of the present invention can be prepared by any means, and such as shitosan is the mixture of the chitosan oligomer of 2-20 by the degree of polymerization that the methods such as physical degradation methods, chemical degradation method, enzyme edman degradation Edman, glycosyl transfer method, composite degradation method prepare.Or, obtain chitin by extracting from fungal cell wall or insect body wall and be the mixture of the chitosan oligomer of 2-20 by the degree of polymerization that the methods such as physical degradation methods, chemical degradation method, enzyme edman degradation Edman, glycosyl transfer method, composite degradation method prepare.Or, by by Glucosamine by the degree of polymerization that Isosorbide-5-Nitrae-glycosidic bond chemosynthesis is polymerized being the mixture of the polymer of 2-20.So no matter by which kind of method prepared, or by the commercially available prod that above-mentioned preparation method prepares, as long as its be Glucosamine by the degree of polymerization that Isosorbide-5-Nitrae-glycosidic bond is formed by connecting be 2-20, mean molecule quantity be the mixture of the daltonian high molecular polymer of 1000-3000 is exactly existing market chitosan oligosaccharide used.
Composition of the present invention compared with prior art, produces following beneficial effect:
(1) composition pesticide expands application target and effect, and a dispenser can pest control simultaneously and disease, reduces dosage or times for spraying;
(2) mechanism of action due to active component in composition pesticide is different, and according to pest resistance to insecticide theory and practice, its application can delay the resistance development of damage by disease and insect to medicament, extends single dose service life.
Embodiment
The following stated, only for explaining the present invention, for not departing from amendment that the present invention's spirit and principle make, replacement or improvement, all belongs to the scope of protection of present invention.
Embodiment 1 10% chitosan oligosaccharide cyanogen insect amide granule
Chitosan oligosaccharide 2.5g, cyanogen insect amide 7.5g, naphthalenesulfonate formaldehyde condensation compound 5g, sodium alkyl benzene sulfonate 5g, fine sand 10g, bentonite 30g are mixed, mixture is carried out granulation after ultra-fine grinding, drying, screening, both made 10% chitosan oligosaccharide cyanogen insect amide granule.
Embodiment 2 12% chitosan oligosaccharide fipronil bisamide water dispersible granules
Chitosan oligosaccharide 3g, fipronil bisamide 9g, naphthalenesulfonate formaldehyde condensation compound 10g, sodium alkyl benzene sulfonate 5g, white carbon are supplied 100g mixing, mixture is carried out granulation after ultra-fine grinding, drying, screening, both made 12% chitosan oligosaccharide fipronil bisamide water dispersible granules.
Embodiment 3 8% chitosan oligosaccharide flonicamid water dispersible granules
Chitosan oligosaccharide 2g, flonicamid 6g, naphthalenesulfonate formaldehyde condensation compound 8g, sodium alkyl benzene sulfonate 4g, white carbon are supplied 100g mixing, mixture is carried out granulation after ultra-fine grinding, drying, screening, both made 8% chitosan oligosaccharide flonicamid water dispersible granules.
Embodiment 4 16% chitosan oligosaccharide Rynaxypyr suspending agent
Chitosan oligosaccharide 4g, Rynaxypyr 12g, sodium lignin sulfonate 3g, the withered powder 5g of tea, bentonite 5g, Magnesiumaluminumsilicate 2g, ethylene glycol 10g are fully mixed, the 25g that adds water fully grinds, water complements to 100g, is mixed with 16% chitosan oligosaccharide Rynaxypyr suspending agent.
Embodiment 5 16% chitosan oligosaccharide thiophene insect amide suspending agent
Chitosan oligosaccharide 4g, thiophene insect amide 12g, sodium lignin sulfonate 4g, the withered powder 6g of tea, bentonite 5g, Magnesiumaluminumsilicate 3g, ethylene glycol 4g are fully mixed, the 15g that adds water fully grinds, and water complements to 100g, is mixed with 16% chitosan oligosaccharide thiophene insect amide suspending agent.
The Pesticidal combination of embodiment 6 containing chitosan oligosaccharide is to the effect of cabbage pests
Medicament is prepared: test former medicine and provide former medicine for producer, be made up the preparation of needs of I company technique center Drug Manufacturing Room.Before test, be mixed with different concentration according to different ratio scheme.
Connect worm: put into 3, cabbage leaves dish of the same size in 9cm culture dish, select 3 consistent instar larvaes of straight uniform in culture dish, every ware connects worm 30.
Spraying: spray under 50PSI pressure with POTT spray tower, each spray medicine 2 milliliters.Leaf dish positive and negative is all sprayed.Spraying is from low concentration, and blank spray equivalent clear water, every concentration sprays three wares.Put into after having sprayed in insectary (25 ± 1 DEG C, 12H/12H).
Investigation statistics: process and check dead borer population after 48 hours, with Abbott formulae discovery corrected mortality.
In theoretical effect, the effect of the substance A that x is concentration when being a, the effect of the substance B that y is concentration when being b, compares theoretical effect and actual effect, evaluates the synergy of composition.The results are shown in Table 1.
Table 1 containing the composition of chitosan oligosaccharide to the effect of diamond-back moth and cabbage caterpillar
As seen from Table 1, the composition of the composition of the composition of the composition of the composition of chitosan oligosaccharide and cyanogen insect amide, chitosan oligosaccharide and fipronil bisamide, chitosan oligosaccharide and flonicamid, chitosan oligosaccharide and Rynaxypyr, chitosan oligosaccharide and thiophene insect amide all higher than theoretical effect, shows obvious synergistic function to the actual effect of wild cabbage diamond-back moth and cabbage caterpillar.
The Pesticidal combination of embodiment 7 containing chitosan oligosaccharide is to the effect of cotton-plant pest-insects
According to testing program, preparation built agent and single dose, and carry out active trial test.According to determination of activity trial test, by the concentration that Formulation becomes to need.Before test, community is set at Cotton Fields, lists, investigation Cotton Fields prodenia litura radix, and establish corresponding single dose and blank, adopt the conventional conventional spray of manual sprayer.After medicine, 7d investigates medicament to the effect of prodenia litura.Use Abbot formula, convert percentage to preventive effect.
In theoretical effect, the effect of the substance A that x is concentration when being a, the effect of the substance B that y is concentration when being b, compares theoretical effect and actual effect, evaluates the synergy of composition.The results are shown in Table 2.
Table 2 contains the Pesticidal combination of chitosan oligosaccharide to the field efficacy of prodenia litura
As seen from Table 2, the composition of the composition of the composition of the composition of the composition of chitosan oligosaccharide and cyanogen insect amide, chitosan oligosaccharide and fipronil bisamide, chitosan oligosaccharide and flonicamid, chitosan oligosaccharide and Rynaxypyr, chitosan oligosaccharide and thiophene insect amide all higher than theoretical effect, shows synergistic function effect to the actual effect of cotton prodenia litura.
Claims (5)
1. contain a Pesticidal combination for chitosan oligosaccharide and fipronil bisamide, in said composition, chitosan oligosaccharide and fipronil bisamide ratio of quality and the number of copies are 0.1:1-50.
2. Pesticidal combination according to claim 1, is characterized in that ratio of quality and the number of copies is 1:1-20.
3. Pesticidal combination according to claim 2, is characterized in that composition processing is mixed with suspending agent, granule, wetting powder, water dispersible granules, microemulsion or aqueous emulsion.
4. Pesticidal combination according to claim 3 is for preventing and treating the purposes of crop pest, it is characterized in that described insect is lepidoptera pest or homoptera pest.
5. purposes according to claim 4, is characterized in that insect is diamond-back moth, cabbage caterpillar, prodenia litura, rice leaf roller, apple skin worm.
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CN201310645577.3A CN103651382B (en) | 2013-12-03 | 2013-12-03 | A kind of Pesticidal combination containing oligochitosan and application |
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CN201410833076.2A Active CN104839161B (en) | 2013-12-03 | 2013-12-03 | Insecticidal composition containing chitosan oligosaccharide and flonicamid and application |
CN201310645577.3A Active CN103651382B (en) | 2013-12-03 | 2013-12-03 | A kind of Pesticidal combination containing oligochitosan and application |
CN201410837725.6A Pending CN104839157A (en) | 2013-12-03 | 2013-12-03 | Insecticidal composition containing chitosan oligosaccharide and flubendiamide and application |
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CN201310645577.3A Active CN103651382B (en) | 2013-12-03 | 2013-12-03 | A kind of Pesticidal combination containing oligochitosan and application |
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CN104304286B (en) * | 2014-10-28 | 2016-05-18 | 福建省亚热带植物研究所 | A kind of active ingredient is the suspending agent of chitosan oligosaccharide and nimbin |
CN104351218B (en) * | 2014-10-28 | 2016-08-17 | 青岛青知企业管理咨询有限公司 | Microcapsule suspension containing nimbin and chitosan oligosaccharide as effective components |
CN104705303A (en) * | 2015-03-16 | 2015-06-17 | 广东中迅农科股份有限公司 | Pesticide composition for prevention and treatment of plant virus diseases |
CN110384094A (en) * | 2019-08-06 | 2019-10-29 | 京博农化科技有限公司 | A kind of bactericidal composition containing flonicamid and chitosan |
CN111631220A (en) * | 2020-06-13 | 2020-09-08 | 江西啄木蜂科技有限公司 | Pesticide composition and application thereof |
CN114698643A (en) * | 2022-03-23 | 2022-07-05 | 河南农王实业有限公司 | Agricultural composition containing clothianidin |
CN115997772A (en) * | 2022-12-28 | 2023-04-25 | 河北农信生物科技有限责任公司 | Insect prevention and yield increase composition suitable for flight prevention and preparation method thereof |
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JPH09323973A (en) * | 1996-05-31 | 1997-12-16 | Ishihara Sangyo Kaisha Ltd | Production of amide-based compound or its salt |
AR091104A1 (en) * | 2012-05-22 | 2015-01-14 | Bayer Cropscience Ag | COMBINATIONS OF ACTIVE COMPOUNDS THAT INCLUDE A LIPO-CHYTOOLIGOSACARIDE DERIVATIVE AND A NEMATICIDE, INSECTICIDE OR FUNGICIDE COMPOUND |
CN103210922B (en) * | 2013-04-15 | 2014-08-27 | 京博农化科技股份有限公司 | Bactericidal composition containing oligosaccharins and fenoxanil |
CN103314992B (en) * | 2013-07-02 | 2014-05-21 | 海南正业中农高科股份有限公司 | Insecticide acaricide taking oligose and macrolides composition as synergist and application of insecticide acaricide |
CN103392737B (en) * | 2013-07-26 | 2015-09-30 | 海南正业中农高科股份有限公司 | Oligosaccharides and sulphur are as the agriculturally useful compositions of building component |
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