CN103503930A - Botanical pesticide composition and application thereof - Google Patents
Botanical pesticide composition and application thereof Download PDFInfo
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- CN103503930A CN103503930A CN201310425337.2A CN201310425337A CN103503930A CN 103503930 A CN103503930 A CN 103503930A CN 201310425337 A CN201310425337 A CN 201310425337A CN 103503930 A CN103503930 A CN 103503930A
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Abstract
The invention discloses a botanical pesticide composition, which is prepared from (by weight parts) 1 to 5 parts of matrine, 1 to 5 parts of emodin, 1 to 5 parts of chitosan oligosaccharide and 85 to 95 parts of tea oil as active ingredients, as well as an emulsifier and a dispersant. The pesticide composition is suitable for preventing and controlling gray mold, with reasonable mixing and good control effect.
Description
Technical field
The invention belongs to bactericide field, be specifically related to a kind of plant pesticide composition and application thereof.
Background technology
For preventing and treating totally 286, the agricultural chemicals of gray mold, 16 of biopesticides (7 is antibiotics biopesticide, 1 microbial pesticide, 6 botanical pesticides) wherein, accounting is less than 6%.
Chemical pesticide consumption is few, instant effect, and cost is low.The degraded of chemical pesticide generally needs several days time, the Ministry of Agriculture also can formulate relevant safety interval for chemical pesticide, but belonging to, cucumber plucks the rear just agricultural product of listing, often there is this situation, sprayed medicine the morning, just pluck and sell noon, so cucumber is very short to the interval of entrance from laxative, the chemical pesticide remaining on cucumber is also not degradable.Pure-natural biological agricultural chemicals has following outstanding advantage: one, because their contained active ingredient is natural materials, rather than artificial synthetic chemical substance, after using, at natural world, there is its degradation pathway smoothly, environmental pollution is little; Two,, because plant pesticide composition is more, the mode of action is unique, make that insect is more difficult to develop immunity to drugs; Three, they generally to have selectivity strong, to people, animal and the feature such as natural enemy toxicity is low.
Botanical pesticide is easily decomposed by the effect of sunlight or microorganism afterwards, and the half life period is short, and residue degrading is fast, is taken food rear enrichment mechanism poor by animal.Therefore, use in a large number botanical pesticide generally can not produce poisoning, corresponding meeting reduces the pollution of agricultural chemicals to environment, is real public nuisance-free agricultural chemicals.Meanwhile, botanical pesticide also has trophism to crop, can improve the nutritive value of agricultural product.Therefore,, along with people are increasingly strong to the demand of pollution-free food, people are also deep all the more to the understanding of botanical pesticide.Dispersed oil suspending agent is a kind of rising environmental protection formulation simultaneously.
Based on this kind of background, the present invention proposes a kind of for preventing and treating the plant pesticide composition of gray mold.
Summary of the invention
The first object of the present invention is to provide the plant pesticide composition of a kind of steady quality, the high and low poison of bactericidal activity, environmental protection.
The second object of the present invention is to provide the application of above-mentioned plant pesticide composition in preventing and treating gray mold.
For realizing the first object, the present invention adopts following technical scheme:
, it is active component that described composition pesticide be take matrine, archen, chitosan oligosaccharide, tea oil.
In composition pesticide of the present invention, described active component by weight, contain matrine 1-5 part, archen 1-5 part, tea oil 85-95 part, chitosan oligosaccharide 1-5 part, preferably matrine 2-4 part, archen 2-4 part, tea oil 86-92 part, chitosan oligosaccharide 2-4 part.
As desirable technical scheme, emulsifier and dispersant in composition pesticide of the present invention, have further been added.
Wherein, described emulsifier is selected from one or more in BY series emulsifier or twain series emulsifier.BY system emulsifier comprises but is not limited to BY140, BY120, BY130, BY400 etc.; Twain series emulsifier is including, but not limited to polysorbate40, polysorbate60 etc., and mentioned emulsifier is the disclosed commercially available prod of prior art, and the present invention does not do detailed restriction to this.
Wherein, dispersant of the present invention is one or more in polycarboxylate, lignosulfonates, alkylnaphthalene sulfonate, TERSPERSE, preferably SP2800, SP2700 and the GY-D in polycarboxylate system's dispersant.
That is, preferred composition pesticide of the present invention by weight, contains matrine 1-5 part, archen 1-5 part, tea oil 85-95 part, chitosan oligosaccharide 1-5 part, 0.5～3 part of emulsifier, 0.1～2 part of dispersant;
More preferably contain matrine 2-4 part, archen 2-4 part, tea oil 86-92 part, chitosan oligosaccharide 2-4 part, 1～2 part of emulsifier, 0.5～1 part of dispersant.
As preferred forms of the present invention, described composition pesticide contains: 3 parts of matrines, 2 parts of archens, 90 parts of tea oils, 3 parts of chitosan oligosaccharides, 1.9 parts of BY120,0.1 part of dispersant sodium lignin sulfonate.
In technique scheme of the present invention, chitosan oligosaccharide can be combined with cell membrane by plant cell wall, on cell wall and cell membrane, have its binding site, have selectivity with the combination of chitosan oligosaccharide, chitosan oligosaccharide can cause semiochemicals NO, H after being combined with plant cell fast
2o
2generation, cause the outburst of active oxygen, excite the expression of relevant resistant gene, excite chitinase, β-1, the gene expression of dextranase, the relevant resistance enzymic activity of induction improves, chitosan oligosaccharide produces disease resistance by number of ways inducing plant.
Through medical clinical proof for many years, it has sterilizing and itch-relieving, clearing heat and detoxicating function to matrine.And the present invention surprisingly finds that it can suppress thalline biosynthesis as agricultural chemicals, affect the biological oxidation process of thalline.Be used in conjunction with and in process, embody desirable bactericidal effect with chitosan oligosaccharide, archen and tea oil.
Archen is as naturally occurring organic molecule medicine, equally the growth of fungi is had to stronger inhibitory action, archen and fungal DNA can be had an effect, change its conformation, and then DNA replication dna process is exerted an influence, thereby cause fungal cell dead, and the definite mechanism of action is still in further studying.
Tea oil is natural plant extracts, and it can pass through destroy microorganisms membrane structure, and potassium ion in cell is leaked, and suppresses cell respiration, and irritation cell self-dissolving, causes the sub-density material damage of endocellular electricity, changes cytomorphology etc.
The mechanism of action of these four kinds of active components is different, but have bactericidal potency beyond expectation after being mixed and be finally proved combinations thereof, has significant synergistic effect.Inventor has further confirmed above-mentioned formula on the basis of lot of experiments research, this formula is really established a capital to have made to the selection of the selection of active component and consumption and auxiliary agent and consumption thereof and is optimized screening, and finally obtained a kind of desirable compound plant source pesticide, its activity is even significantly better than existing chemical pesticide, because of it, possess the advantages such as low toxicity, environmental protection noresidue, be more conducive to promote in actual applications.
Composition pesticide of the present invention includes but are not limited to: dispersible oil-suspending agent and missible oil, preferably dispersibles oil-suspending agent, to bring into play better the bactericidal potency of active component.
Meanwhile, the above-mentioned oil-suspending agent that dispersibles can adopt the disclosed any preparation method of prior art to obtain, and preferably the present invention adopts following technical scheme:
The active component and the auxiliary agent that take formula ratio are sized mixing, make material all moistening and can flow, after first using high-shear emulsion machine pre-dispersed, then slip is moved into skin grinder, under cooling condition, carry out frosted 2-3h, by the frosted situation of particles distribution instrument monitoring material, until the particle diameter of material qualified after, filter calibrating quality (dispersiveness, suspensibility and other project indicators), qualified rear packing.
Above preparation method can guarantee that the prepared oil-suspending agent that dispersibles has desirable dispersiveness and suspensibility, and wherein suspensibility is up to 90%, thereby has guaranteed the stability of gained composition pesticide.
In addition, the further claimed above-mentioned composition pesticide of the present invention is prevented and treated the application in gray mold biopesticide in preparation.Said composition is used for preventing and treating preventive effect of gray mold of cucumber spray medicine can be up to 85%, and the anti-usefulness of spray medicine secondary reaches 90%, and disease does not recur substantially.
The present invention is pure natural active component prescription, and it is low that the bactericide qualified with existing chemistry compared toxicity, and plurality of active ingredients synergy is difficult for producing resistance, for organic farming provides efficient biopesticide, selects.In addition, composition pesticide of the present invention shows desirable stability in preservation process, and the shelf-life is 2 years, further for it, applies guarantee is provided.
Embodiment
Following examples are used for illustrating the present invention, but are not used for limiting the scope of the invention.
Embodiment 1: dispersible oil-suspending agent
Formula: matrine 3g, archen 2g, tea oil 90g, chitosan oligosaccharide 3g, BY120 1.9g, sodium lignin sulfonate 0.1g.
Preparation method:
According to formula requirement, taking active component and auxiliary agent etc. sizes mixing, make material all moistening and can flow, after first using high-shear emulsion machine pre-dispersed, then slip is moved into skin grinder, under cooling condition, carry out frosted 2-3h, by the frosted situation of particles distribution instrument monitoring material, until the particle diameter of material qualified after, filter, and measure the project indicators such as suspensibility, qualified rear packing.
Embodiment 2:
Formula: matrine 3g, archen 3g, tea oil 86g, chitosan oligosaccharide 3g, BY140 3g, polycarboxylic acid dispersant SP-2700 2g.
Embodiment 3:
Formula: matrine 3g, archen 4g, tea oil 85g, chitosan oligosaccharide 5g, BY120 2.5g, TERSPERSE2700 0.5g.
Embodiment 4:
Formula: matrine 1g, archen 1g, tea oil 95g, chitosan oligosaccharide 1g, polysorbas20 1.0g, calcium lignosulfonate 1.0g.
Embodiment 5-8
By the similar method of embodiment 1-4, can prepare successively the plant pesticide composition of following different formulations:
In order to verify the performance of plant pesticide composition of the present invention, inventor has further launched series of experiments, and length is limit, and only exemplifies the data that tool represents power herein.
Test example 1
Subjects: the former bacterium Botrytis cinerea of gray mold of cucumber (Botrytis cinerea Pers.ex Fr.)
Test method: this test, according to People's Republic of China's industry standard (NY/T1156.2-2006), adopts mycelial growth rate method to measure.
By cultured gray mold of cucumber, under aseptic technique, with the sterilizing card punch of diameter 7mm, from colony edge, cut stem, with inoculator, pure culture biscuits involvng inoculation is dull and stereotyped central in pastille, mycelia faces down, and covers ware lid, is placed in 25 ℃ of incubator dark culturing.
Result of the test: this composition is to concentration EC in the inhibition of gray mold of cucumber mycelia growth rate
50for 4.44ug/mL, the phonetic mould amine of contrast medicament is to concentration EC in the inhibition of botrytis cinerea mycelial growth rate
50for 3.46ug/mL, visible, as green plants source pesticide, this composition has good inhibition to botrytis cinerea mycelia.
The different chemicals treatment botrytis cinerea of table 1 mycelial growth rate
The analysis of table 2 pair botrytis cinerea pers mycelial growth inhibition
Said determination result shows, this composition has good inhibition and approaches phonetic mould amine botrytis cinerea mycelia.Compare with chemical bactericide, plant pesticide composition of the present invention is taken pure natural active composition completely, there is the advantages such as wide material sources, with low cost, noresidue side effect, be expected to become the ideal substitute of existing chemical bactericide, be with a wide range of applications.
Although, above used general explanation, embodiment and test, the present invention is described in detail, on basis of the present invention, can make some modifications or improvements it, and this will be apparent to those skilled in the art.Therefore, these modifications or improvements, all belong to the scope of protection of present invention without departing from theon the basis of the spirit of the present invention.
Claims (10)
1. a plant pesticide composition, is characterized in that, it is active component that described composition pesticide be take matrine, archen, chitosan oligosaccharide, tea oil.
2. composition pesticide according to claim 1, is characterized in that, described active component by weight, contains matrine 1-5 part, archen 1-5 part, tea oil 85-95 part, chitosan oligosaccharide 1-5 part; Preferred described active component by weight, contains matrine 2-4 part, archen 2-4 part, tea oil 86-92 part, chitosan oligosaccharide 2-4 part.
3. composition pesticide according to claim 1 and 2, is characterized in that, has further added emulsifier and dispersant in described composition pesticide.
4. composition pesticide according to claim 3, is characterized in that, 0.5～3 part of described emulsifier, 0.1～2 part of dispersant.
5. composition pesticide according to claim 4, is characterized in that, described emulsifier is selected from one or more in BY series emulsifier or twain series emulsifier.
6. according to the composition pesticide described in claim 3 or 4, it is characterized in that, described dispersant is one or more in polycarboxylate, lignosulfonates, TERSPERSE.
7. composition pesticide according to claim 1, it is characterized in that, by weight, described composition pesticide contains: 3 parts of matrines, 2 parts of archens, 90 parts of tea oils, 3 parts of chitosan oligosaccharides, 120 1.9 parts of Emulsifier BYs, 0.1 part of dispersant sodium lignin sulfonate.
8. according to the composition pesticide described in claim 1-7 any one, it is characterized in that, described composition pesticide is for dispersibling oil-suspending agent.
9. the preparation method of composition pesticide described in claim 1-8, it is characterized in that: the active component and the auxiliary agent that take formula ratio are sized mixing, make material all moistening and can flow, after first using high-shear emulsion machine pre-dispersed, then slip is moved into skin grinder, under cooling condition, carry out frosted 2-3h, by the frosted situation of particles distribution instrument monitoring material, until the particle diameter of material qualified after, filter, calibrating quality, qualified rear packing.
10. described in claim 1-8 any one, composition pesticide is prevented and treated the application in gray mold biopesticide in preparation.
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| CN201310425337.2A CN103503930B (en) | 2013-09-17 | 2013-09-17 | Botanical pesticide composition and application thereof |
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| CN201310425337.2A CN103503930B (en) | 2013-09-17 | 2013-09-17 | Botanical pesticide composition and application thereof |
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| CN103503930B CN103503930B (en) | 2015-02-04 |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103828657A (en) * | 2014-03-17 | 2014-06-04 | 刘备 | Biological prevention and control method for grape gray mold |
| CN104430608A (en) * | 2014-11-19 | 2015-03-25 | 沈阳化工研究院有限公司 | Dispersible oil suspension agent, preparation method and application thereof |
| CN104824072A (en) * | 2015-05-20 | 2015-08-12 | 句容市茅山盛开园林有限公司 | Ornamental tree biopesticide and application method thereof |
| CN106857522A (en) * | 2017-03-21 | 2017-06-20 | 广西南宁益土生物科技有限责任公司 | A kind of bactericidal composition containing eugenol and amino-oligosaccharide |
| CN107094805A (en) * | 2017-05-02 | 2017-08-29 | 南宁为辰科技有限公司 | A kind of plant pesticide composition comprising camphor tree leaf essential oil and its application |
| CN107156189A (en) * | 2017-05-02 | 2017-09-15 | 南宁为辰科技有限公司 | A kind of plant pesticide composition comprising camphor tree leaf essential oil and its application |
| CN107787988A (en) * | 2017-09-28 | 2018-03-13 | 江苏明德立达作物科技有限公司 | A kind of chitosan oligosaccharide and benziothiazolinone oil-suspending agent and preparation method thereof |
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| WO2011014596A2 (en) * | 2009-07-30 | 2011-02-03 | Marrone Bio Innovations, Inc. | Plant pathogen inhibitor combinations and methods of use |
| US20120196751A1 (en) * | 2011-02-02 | 2012-08-02 | Marrone Bio Innovations, Inc. | Anthraquinone containing preparations/lignin formulations |
| CN103190451A (en) * | 2013-04-07 | 2013-07-10 | 海南正业中农高科股份有限公司 | Oligochitosan and plant source substance-containing agricultural composition and applications |
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2013
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2011014596A2 (en) * | 2009-07-30 | 2011-02-03 | Marrone Bio Innovations, Inc. | Plant pathogen inhibitor combinations and methods of use |
| US20120196751A1 (en) * | 2011-02-02 | 2012-08-02 | Marrone Bio Innovations, Inc. | Anthraquinone containing preparations/lignin formulations |
| CN103190451A (en) * | 2013-04-07 | 2013-07-10 | 海南正业中农高科股份有限公司 | Oligochitosan and plant source substance-containing agricultural composition and applications |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103828657A (en) * | 2014-03-17 | 2014-06-04 | 刘备 | Biological prevention and control method for grape gray mold |
| CN104430608A (en) * | 2014-11-19 | 2015-03-25 | 沈阳化工研究院有限公司 | Dispersible oil suspension agent, preparation method and application thereof |
| CN104824072A (en) * | 2015-05-20 | 2015-08-12 | 句容市茅山盛开园林有限公司 | Ornamental tree biopesticide and application method thereof |
| CN106857522A (en) * | 2017-03-21 | 2017-06-20 | 广西南宁益土生物科技有限责任公司 | A kind of bactericidal composition containing eugenol and amino-oligosaccharide |
| CN107094805A (en) * | 2017-05-02 | 2017-08-29 | 南宁为辰科技有限公司 | A kind of plant pesticide composition comprising camphor tree leaf essential oil and its application |
| CN107156189A (en) * | 2017-05-02 | 2017-09-15 | 南宁为辰科技有限公司 | A kind of plant pesticide composition comprising camphor tree leaf essential oil and its application |
| CN107787988A (en) * | 2017-09-28 | 2018-03-13 | 江苏明德立达作物科技有限公司 | A kind of chitosan oligosaccharide and benziothiazolinone oil-suspending agent and preparation method thereof |
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| CN103503930B (en) | 2015-02-04 |
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Effective date of registration: 20230519 Address after: 453200 Yudong Industrial Cluster, Yanjin County, Xinxiang City, Henan Province Patentee after: HENAN SANPU BAICAO BIOLOGICAL ENGINEERING CO.,LTD. Address before: No.15 Longyuan Industrial Community, Miyun County, Beijing, 101500 Patentee before: BEIJING MULTIGRASS FORMULATION Co.,Ltd. |
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