CN107006496A - A kind of bactericidal composition containing kasugarnycin and jamaicin - Google Patents
A kind of bactericidal composition containing kasugarnycin and jamaicin Download PDFInfo
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- CN107006496A CN107006496A CN201710245661.4A CN201710245661A CN107006496A CN 107006496 A CN107006496 A CN 107006496A CN 201710245661 A CN201710245661 A CN 201710245661A CN 107006496 A CN107006496 A CN 107006496A
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- jamaicin
- kasugarnycin
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- 239000003513 alkali Substances 0.000 description 1
- 239000002647 aminoglycoside antibiotic agent Substances 0.000 description 1
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- 239000000645 desinfectant Substances 0.000 description 1
- 230000000857 drug effect Effects 0.000 description 1
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- 230000002708 enhancing effect Effects 0.000 description 1
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- 239000004744 fabric Substances 0.000 description 1
- 230000000855 fungicidal effect Effects 0.000 description 1
- 229940084434 fungoid Drugs 0.000 description 1
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- 230000002401 inhibitory effect Effects 0.000 description 1
- PVTHJAPFENJVNC-MHRBZPPQSA-N kasugamycin Chemical compound N[C@H]1C[C@H](NC(=N)C(O)=O)[C@@H](C)O[C@@H]1O[C@H]1[C@H](O)[C@@H](O)[C@@H](O)[C@H](O)[C@@H]1O PVTHJAPFENJVNC-MHRBZPPQSA-N 0.000 description 1
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- 150000003810 morphinanes Chemical class 0.000 description 1
- 244000052769 pathogen Species 0.000 description 1
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Classifications
-
- 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
- A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
- A01N43/02—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one or more oxygen or sulfur atoms as the only ring hetero atoms
- A01N43/04—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one or more oxygen or sulfur atoms as the only ring hetero atoms with one hetero atom
- A01N43/14—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one or more oxygen or sulfur atoms as the only ring hetero atoms with one hetero atom six-membered rings
- A01N43/16—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one or more oxygen or sulfur atoms as the only ring hetero atoms with one hetero atom six-membered rings with oxygen as the ring hetero atom
Landscapes
- 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 bactericidal composition containing kasugarnycin and jamaicin, it is characterised in that：It is that kasugarnycin and jamaicin compounding are formed by active ingredient, and the weight ratio of kasugarnycin and jamaicin is 1:60‑60:1；The bactericidal composition of the present invention can be prepared into the regular dosage forms such as wettable powder, water dispersible granules, suspending agent, microcapsule suspending agent, granule or aqueous emulsion.The bactericidal composition can be used for the disease for preventing and treating various crop, especially rice disease.Microbicide compositions of the present invention have efficient, environmental contamination small, delay the advantages of germ resistance to the action of a drug is produced.
Description
Technical field
The invention belongs to technical field of pesticide, be related to composition pesticide, particularly relate to it is a kind of containing kasugarnycin and
The bactericidal composition of jamaicin.
Background technology
In the whole growth course of crop, the threat of the evil thing such as numerous diseases, worm, grass is faced with, wherein disease, especially
It is fungal disease, because its species is various, complicated symptoms, propagates the features such as rapid, harm is serious and plyability occurs and make it
Difficulty of prevention and cure is increased, and grave danger is constituted to crop yield and quality.In agricultural production process, in order to reduce because of fungoid
The loss that disease is caused, chemical prevention is one of current more significant means, but due to for a long time, unicity, continuity,
Scientific Usage of Drugs means do not have resulted in many pathogens and produce different degrees of resistance to currently used medicament repeatability etc., and according to
Report, due to this unscientific medication means, the resistance generation time of various medicaments shortens year by year, causes cost accounting, ring
Border cost, medicament R＆D costs are significantly increased.Based on this present situation, effect of drugs is improved on the basis of existing to solve above-mentioned ask
Inscribe relatively inexpensive effective means.
Kasugarnycin (Kasugamycin) is aminoglycoside antibiotics, is produced by springtime streptomycete and streptomyces microaureus
It is raw, because it has significant anti-fungal activity of plant pathogenic, therefore successfully just agriculturally widely used from formulating.To on paddy rice
Rice blast have excellent preventive effect and therapeutic action.Prevent and treat watermelon bacterial angular leaf spot, peach gummosis, shot hole, shothole disease etc.
Disease has special efficacy.
Kasugarnycin is disinfectant use in agriculture.There are excellent preventive effect and therapeutic action to the rice blast on paddy rice.In Rice Heading
Phase and pustulation period dispenser, on solid without influence.When preventing and treating rice blast, chestnut seasonal febrile diseases, concentration is 40r, such as wettable with 6000r/g
Property pulvis, added water 75kg per 50g medicinal powder, spray 1 mu or so, sprayed when leaf pest are up to 2 grades, should be in first time dispenser when being in a bad way
Spray again once within 7 days or so afterwards, preventing and treating panicle blast is sprayed when going out fringe 1/3rd or so in rice field, when panicle blast is serious, except
Outside the dispenser of cut phase, full heading time will also spray a medicine.0.4% pulvis can directly dust dispenser, and every mu of consumption 1.5kg preferably exists
Dispenser when having dew sooner or later, enables medicinal powder to stick in rice strain.
Jamaicin is also known as berberine.A kind of common morphinane alkaloid, molecular formula C20H18NO4, its structure is as follows：
Jamaicin is present in many plants of the section ten of Berberidaceae etc. four category.M.-E. Xia Waliai and G. in 1826
Pei Ertan is obtained first from Xanthoxylonclava barks.Jamaicin is a kind of quartermary ammonium alkaloids.It can be separated out from ether
Yellow needle-like crystals；145 DEG C of fusing point；Water is dissolved in, benzene, ether and chloroform is insoluble in.It is mainly used in treatment gastroenteritis, bacillary dysentery
The enteric infections such as disease, eye conjunctivitis, otitis media suppurative etc. are effectively.Recently it has also been found that this product has blocking alpha-receptor, the anti-rhythm of the heart loses
Often effect.
Jamaicin has to hemolytic streptococcus, staphylococcus aureus, gonococcus and Freund, Shigella shigae etc.
Antibacterial action, and have enhancing white blood cell phagocytosis, also there is different degrees of inhibitory action to tubercle bacillus, plague bacillus, to big
The amoeba bacterium of mouse also has suppression effectiveness.Jamaicin has anti-curare to act in animals, and with peripheral decompression and solution
Heat effect.The hydrochloride (being commonly called as Halomine) of jamaicin is widely used in treatment gastroenteritis, bacillary dysentery etc., to lung knot
Core, scarlet fever, acute tonsillitis and respiratory tract infection also have certain curative effect.The traditional Chinese medical science is often big with the coptis, golden cypress, barberry and ten
Contribution etc. makees clearing heat and detoxicating medicine, and wherein principle active component is jamaicin.
Agricultural chemicals is made in the combination of active principles of different agricultural chemicals, is current exploitation and develops novel pesticide and prevent and treat agriculturally
A kind of effective and quick way of resistance germ.After the pestsides synthesis of different cultivars, three kinds of type of action are typically exhibited：Phase
Plus effect, synergistic effect and antagonism.Compound synergic is formulated well, can significantly improve actual prevention effect, reduces agriculture
The usage amount of medicine, is the important means of integrated control disease so as to greatly delay the drug-fast generation speed of germ.
Synergistic bactericidal composition can not only greatly improve preventive effect, reduce dosage, cost is reduced, while can also avoid
Phytopathogen produces the generation speed of resistance and delaying drug resistance, be solve current agricultural chemicals it is alone when resistance and Cost Problems one
Plant effective means.Therefore, exploitation has the bactericidal composition of synergistic effect significant to fungal disease.
The information for being disclosed in the background section is merely intended to understanding of the increase to the general background of the present invention, without answering
When the prior art for being considered as recognizing or implying the information structure in any form well known to persons skilled in the art.
The content of the invention
In order to which the dosing for overcoming above-mentioned single bactericide to exist is big, environmental pollution is serious, germ resistance produces speed
The shortcomings of spending fast, the present invention provides a kind of bactericidal composition containing kasugarnycin efficiently, safe.Under optimal proportion, combination
Thing has notable synergistic effect, and the usage amount of medicament is reduced in the case where ensureing optimal preventive effect, reduces cost, reduces the danger to environment
Evil, and be beneficial to delay the drug-fast generation of germ.
The technical scheme that the present invention is provided is：
A kind of bactericidal composition containing kasugarnycin and jamaicin, it is that kasugarnycin and jamaicin are compounded by active ingredient
Form.
Preferably, described kasugarnycin and the weight ratio of jamaicin are 1:60-60:1.
Preferably, described kasugarnycin and the weight ratio of jamaicin are 1:40-20:1.
Present invention also offers a kind of pesticidal preparations for including described bactericidal composition, described kasugarnycin and small
The weight of bark of a cork tree alkali accounts for the 1-90% of pesticidal preparations gross weight, and surplus is acceptable auxiliary element auxiliary agent, solvent on agricultural chemicals or fills out
Material.
Preferably, described kasugarnycin and the weight of jamaicin account for the 10-60% of pesticidal preparations gross weight, surplus is
Acceptable auxiliary element auxiliary agent, solvent or filler on agricultural chemicals.
Preferably, the formulation of described pesticidal preparations is wettable powder, water dispersible granules, suspending agent, microcapsule suspension
Agent, granule or aqueous emulsion.
The auxiliary agent used in the pesticidal preparations of the present invention includes solvent, dispersant, emulsifying agent, stabilizer, antifreezing agent, film forming
Agent, wetting agent etc. and it is other be beneficial to active ingredient in the formulation stablize and drug effect play known substance, be all pesticidal preparations
In commonly use or allow the various composition that uses, be not particularly limited, specific composition and consumption are according to recipe requirements by simply trying
Test determination.
The bactericidal composition of the present invention preventing and treating paddy rice, wheat, vegetables, fruit tree etc. should in multiple diseases on crop
With being particularly suitable for use in and prevent and treat rice disease.The composition of the present invention can also be applied by common method, such as poured into a mould, spray, dissipated
Cloth, its amount of application changes with weather condition or crop condition.
Compared with prior art, the present invention has the advantages that：
1. the bactericidal composition of the present invention is made up of two kinds of different active ingredients of mechanism of action, have after mixture obvious
Synergistic function, improves prevention effect, while being also beneficial to overcome and delaying the drug-fast generation of germ.
2. present composition medicament mixture reduces dosage, so as to reduce cost and alleviate the dirt to environment
Dye, security is good, meets the security requirement of pesticidal preparations.
3. the bactericidal composition provided of the present invention has preferable prevention effect to fungal disease.
Embodiment
The embodiment of the present invention is described in detail with reference to embodiment, it is to be understood that the guarantor of the present invention
Shield scope is not limited by embodiment.
Explicitly indicated that unless otherwise other, otherwise in entire disclosure and claims, term " comprising " or its change
Change such as "comprising" or " including " etc. and will be understood to comprise stated element or part, and do not exclude other members
Part or other parts.
Inventor by substantial amounts of screening test, find kasugarnycin and jamaicin compounded combination antagonism Pyricularia oryzae,
Banded sclerotial blight germ, false smut germ have a significantly synergistic function, and the simple addition of not exclusively two kinds medicaments, this from
Following biologicall test example is clear that.
Biologicall test example 1：Kasugarnycin compounds the Toxicity Determination to rice blast fungus with jamaicin
Subjects：Pick up from the rice blast fungus in field
Test method：Reference《People's Republic of China (PRC) agricultural industry criteria NY/T1154.7-2006》, pot-culture method.Choose
The consistent tri-leaf period rice seedlings of growth potential, per the young plant of basin 2, each processing is from 5 basins for examination rice seedling.By Pyricularia oryzae in tomato swallow
Cultivated on wheat agar medium, with spore under sterile washing after production spore, 1 × 105 spore/mL suspension is made, uniformly
Spray inoculation is on for examination rice seedling, black plastic bag moisturizing culture 24h in inoculation rear enclosure.It is inoculated with after 24h, carries out chemicals treatment,
Each medicament sets 5 concentration gradients, is sprayed with Potter spray towers under 50PSI pressure, per basin about 5mL., will after spray
Rice seedling is placed in 25 DEG C or so, cultivated under conditions of relative humidity >=90%, is investigated after 7d according to the morbidity grade scale of rice blast
The disease index of whole strain blade, and calculate prevention effect.
Prevention effect is converted into niqueMin (y), liquor strength (μ g/ml) is converted into logarithm value (x), with least square method
Concentration EC50 in calculating virulence equation and suppressing, the toxicity index and co-toxicity coefficient (CTC) of medicament are calculated according to the abundant methods of Sun Yun.
When CTC≤80, then composition shows as antagonism, as 80 ＜ CTC ＜ 120, then composition shows as being added and made
With when CTC >=120, then composition shows as synergistic effect.
Survey toxicity index (ATI)=(standard agent EC50/ reagent agent EC50) × 100
A percentage composition+B medicament toxicity index in theoretical toxicity index (TTI)=A medicament toxicity index × mixture × mixed
B percentage composition in agent
Co-toxicity coefficient (CTC)=[mixture actual measurement toxicity index (ATI)/mixture theoretical toxicity index (TTI)] × 100
Toxicity test result see the table below 1.
The kasugarnycin of table 1 compounds the Toxicity Determination result to rice blast fungus with jamaicin
As shown in table 1, in bactericidal composition of the invention the weight ratio of kasugarnycin and jamaicin 1:60-60:1 scope
Interior, co-toxicity coefficient is all higher than 120, i.e. said composition and shows as synergistic effect to the bioactivity of rice blast fungus.
Biologicall test example 2：Kasugarnycin compounds the Toxicity Determination to Rhizoctonia solani Kuhn with jamaicin
Subjects：Pick up from the Rhizoctonia solani Kuhn in field
Test method：Reference《People's Republic of China (PRC) agricultural industry criteria NY/T1154.7-2006》, Detached Vicia faba Leaves
Method.By Rhizoctonia solani Kuhn PDA culture medium culture, when bacterium colony just covers with culture dish, the card punch for being 5mm with internal diameter is from side
Edge is punched, and the mycelia block broken into is used as inoculum.The consistent Broad Bean Leaves in leaf position are chosen, 10 is often handled, is immersed in what is prepared
10min in decoction, taking-up is dried, and is put into the culture dish for being covered with moisture retention paper, and each medicament sets 5 concentration gradients.Finally will
Mycelia block is inverted in central vane, and in being cultivated in 28 DEG C of constant incubators, after fully morbidity is compareed, is surveyed with crossing method
Lesion diameter is measured, and calculates prevention effect.
Prevention effect is converted into niqueMin (y), liquor strength (μ g/ml) is converted into logarithm value (x), with least square method
Concentration EC50 in calculating virulence equation and suppressing, the toxicity index and co-toxicity coefficient (CTC) of medicament are calculated according to the abundant methods of Sun Yun.
Toxicity test result see the table below 2.
The kasugarnycin of table 2 compounds the Toxicity Determination result to Rhizoctonia solani Kuhn with jamaicin
| Processing | EC50(μg/ml) | ATI | TTI | CTC |
| Kasugarnycin | 0.065 | 100.00 | —— | —— |
| Jamaicin | 0.052 | 1250 | —— | —— |
| Kasugarnycin 60：Jamaicin 1 | 0.45 | 144.44 | 118.85 | 121.53 |
| Kasugarnycin 40：Jamaicin 1 | 0.41 | 158.54 | 128.05 | 123.81 |
| Kasugarnycin 20：Jamaicin 1 | 0.33 | 196.97 | 154.76 | 127.27 |
| Kasugarnycin 10：Jamaicin 1 | 0.25 | 260.00 | 204.55 | 127.11 |
| Kasugarnycin 1：Jamaicin 1 | 0.068 | 955.88 | 675.00 | 141.61 |
| Kasugarnycin 1：Jamaicin 10 | 0.045 | 1444.44 | 1145.45 | 126.10 |
| Kasugarnycin 1：Jamaicin 20 | 0.038 | 1710.53 | 1195.24 | 143.11 |
| Kasugarnycin 1：Jamaicin 40 | 0.042 | 1547.62 | 1221.95 | 126.65 |
| Kasugarnycin 1：Jamaicin 60 | 0.039 | 1666.67 | 1231.15 | 135.38 |
As shown in table 2, in bactericidal composition of the invention the weight ratio of kasugarnycin and jamaicin 1:60-60:1 scope
Interior, co-toxicity coefficient is all higher than 120, i.e. said composition and shows as synergistic effect to the bioactivity of Rhizoctonia solani Kuhn.
Biologicall test example 3：Kasugarnycin compounds the Toxicity Determination to Ustilaginoidea virens with jamaicin
Subjects：Pick up from the Ustilaginoidea virens in field
Test method：Reference《People's Republic of China (PRC) agricultural industry criteria NY/T1154.7-2006》, mycelial growth rate
Method.By Ustilaginoidea virens PDA culture medium culture, when bacterium colony just covers with culture dish, the card punch for being 7mm with internal diameter from
Edge is punched, and the mycelia block broken into is used as inoculum.The decoction 5ml prepared is taken to be well mixed with 75ml sterilising mediums respectively,
4 flat boards containing decoction are made, is mixed into and compareed with culture medium with equivalent sterilized water.Mycelia block is inverted and is connected to flat board center, and
In culture in 28 DEG C of incubators.After 7d, colony diameter is measured with crossing method, each processing mycelia net growth, mycelia is calculated
Growth inhibition ratio.
Mycelia net growth (mm)=measurement colony diameter -7
By mycelial growth rate conversion into niqueMin (y), liquor strength (μ g/ml) is converted into logarithm value (x), with least square
Concentration EC50 during method calculates virulence equation and suppressed, the toxicity index and co-toxicity coefficient (CTC) of medicament, poison are calculated according to the abundant methods of Sun Yun
Power measurement result see the table below 3.
The kasugarnycin of table 3 compounds the Toxicity Determination result to Ustilaginoidea virens with jamaicin
As shown in table 3, in bactericidal composition of the invention the weight ratio of kasugarnycin and jamaicin 1:60-60:1 scope
Interior, co-toxicity coefficient is all higher than 120, i.e. said composition and shows as synergistic effect to the bioactivity of Ustilaginoidea virens.
The Fungicidal composition of the present invention can be prepared into any one formulation of suitable agricultural use with known method,
Relatively good formulation is wettable powder, water dispersible granules, suspending agent, microcapsule suspending agent, granule or aqueous emulsion.
In order to make the purpose , technical scheme and advantage of the present invention be clearer, present invention specific examples below
Illustrate, but the present invention is limited to absolutely not these examples.As described below is only the present invention preferably embodiment, only to explain
The present invention, therefore can not be interpreted as the limitation to the scope of the claims of the present invention.It should be pointed out that all spirit in the present invention
With any modification made within principle, equivalent substitution and improvement etc. should be included in the scope of the protection.It is all
Percentage is weight percentage in formula.The processing technology of each preparation of the present composition is prior art, according to difference
Situation can be varied from.
Embodiment 1：1% Chun thunder Mei Su ﹒ jamaicin granules
Dimethylbenzene is added in kasugarnycin and jamaicin, then them are sufficiently stirred for, them are completely dissolved；Stirring
Mix down, propane diols is slowly added into system, be sufficiently stirred for 30 minutes, be completely dissolved them, form stable solution.
First the zeolite of 12-60 mesh is added in mixer, then the solution of aforementioned stable is added thereto, is mixed 30 minutes,
Through screen, detect it is qualified after i.e. can obtain 1% the mould plain ﹒ jamaicins granule of spring thunder.
Pesticidal preparations prepared by the embodiment are applied to preventing and treating rice blast.1% Chun thunder Mei Su ﹒ jamaicin particles
Agent is spread fertilizer over the fields according to 200g a.i./ha, and the prevention effect of 10 days is 82.5% after medicine.40% kasugarnycin wettable powder mixes soil
Spread fertilizer over the fields according to 200g a.i./ha, 25% jamaicin missible oil is mixed soil according to 200g a.i./ha and spread fertilizer over the fields, the preventing and treating effect of 10 days after medicine
Fruit is respectively 70.1% and 72.3%.Kasugarnycin and synergistic effect after jamaicin compounding are obvious, the preventing and treating to rice blast
Effect is significantly better than single dose；Because pharmacy effect is improved, substantially subtract when the amount ratio of active ingredient is used alone in compound drug
It is few, so as to also mitigate the pollution to environment.
Embodiment 2：10% Chun thunder Mei Su ﹒ jamaicin microcapsule suspending agents
Rosickyite bacterium ester, jamaicin are dissolved in 5% dimethylbenzene, then are pumped into tributyl phosphate 0.3%, carboxymethyl cellulose
2.4%, sodium alginate 2.7% is sheared 30 minutes in high shear kettle high speed, 20% urea resin prepolymer of addition, 2000 turns/
Point lower elevated cure of stirring 60 minutes, adds deionized water afterwards, 4.5% dinaphthylmethanedisulfonic acid sodium, 1.8% bentonite,
10% kasugarnycin jamaicin microcapsule suspending agent can be obtained by stirring.
Pesticidal preparations prepared by the embodiment are applied to preventing and treating rice blast.10% Chun thunder Mei Su ﹒ jamaicins are micro-
Capsule suspending agent is 84.4% according to the 300g a.i./ha prevention effects for being diluted with water 10 days after spraying, medicine.40% kasugarnycin
Wettable powder is diluted with water after spraying, medicine according to 200g a.i./ha, 25% jamaicin suspending agent according to 300g a.i./ha
The prevention effect of 10 days is respectively 70.1% and 71.1%.Kasugarnycin and synergistic effect after jamaicin compounding are obvious, to paddy rice
The prevention effect of rice blast is significantly better than single dose；Because pharmacy effect is improved, the amount ratio of active ingredient is independent in compound drug
Significantly reduced when using, so as to also mitigate the pollution to environment.
Embodiment 3：16% Chun thunder Mei Su ﹒ jamaicin aqueous emulsions
Active compound, solvent, cosolvent emulsifying agent in above-mentioned formula are dissolved into homogeneous oil phase；By part water, antifreezing agent, froth breaking
The insecticides adjuvants such as agent mix to form uniform aqueous phase, and oil phase adds aqueous phase and high speed shear is carried out in cutter, and adds
Enter remaining water, shear 30 minutes, be well mixed.16% Chun thunder Mei Su ﹒ jamaicin aqueous emulsions are made.
Pesticidal preparations prepared by the embodiment are applied to preventing and treating rice blast.The mould plain ﹒ barberries buck of 16% spring thunder
Emulsion is 83.7% according to the 200g a.i./ha prevention effects for being diluted with water 10 days after spraying, medicine.40% kasugarnycin is wettable
Property pulvis is according to 200g a.i./ha, and 30% jamaicin wettable powder is diluted with water after spraying, medicine according to 200g a.i./ha
The prevention effect of 10 days is respectively 70.1% and 72.2%.Kasugarnycin and synergistic effect after jamaicin compounding are obvious, to paddy rice
The prevention effect of rice blast is significantly better than single dose；Because pharmacy effect is improved, the amount ratio of active ingredient is independent in compound drug
Significantly reduced when using, so as to also mitigate the pollution to environment.
Embodiment 4：21% Chun thunder Mei Su ﹒ jamaicin suspending agents
A component such as active component, dispersant, thickener, wetting agent, antifreeze and water is mixed equal in the ratio of formula
It is even, 21% Chun thunder Mei Su ﹒ jamaicin suspending agents are obtained after high speed shear.
Pesticidal preparations prepared by the embodiment are applied to preventing and treating rice blast.21% Chun thunder Mei Su ﹒ jamaicins hang
Floating agent is 85.4% according to the 300g a.i./ha prevention effects for being diluted with water 10 days after spraying, medicine.40% kasugarnycin is wettable
Property pulvis is according to 200g a.i./ha, and 25% jamaicin missible oil is diluted with water after spraying, medicine 10 days according to 300g a.i./ha
Prevention effect is respectively 70.1% and 73.3%.Kasugarnycin and synergistic effect after jamaicin compounding are obvious, to rice blast
Prevention effect be significantly better than single dose；Because pharmacy effect is improved, when the amount ratio of active ingredient is used alone in compound drug
Significantly reduce, so as to also mitigate the pollution to environment.
Embodiment 5：60% Chun thunder Mei Su ﹒ jamaicin wettable powders
Active component and various auxiliary agents and filler etc. are well mixed in the ratio of formula, after ultra-fine pulverizer disintegrating
To 60% Chun thunder Mei Su ﹒ jamaicin wettable powders.
Pesticidal preparations prepared by the embodiment are applied to preventing and treating rice blast.60% Chun thunder Mei Su ﹒ jamaicins can
WP is 85.1% according to the 300g a.i./ha prevention effects for being diluted with water 10 days after spraying, medicine.40% kasugarnycin
Wettable powder is diluted with water spraying according to 200g a.i./ha, 20% jamaicin wettable powder according to 300g a.i./ha,
The prevention effect of 10 days is respectively 70.1% and 73.1% after medicine.Kasugarnycin and synergistic effect after jamaicin compounding are obvious, right
The prevention effect of rice blast is significantly better than single dose；Because pharmacy effect is improved, the amount ratio of active ingredient in compound drug
Significantly reduced during exclusive use, so as to also mitigate the pollution to environment.
Embodiment 6：90% Chun thunder Mei Su ﹒ jamaicin water dispersible granules
Active component and various auxiliary agents and filler etc. are well mixed in the ratio of formula, obtain wettable after air-flow crushing
Property pulvis, add a certain amount of water mixing extruder grain, through dry screening after obtain the mould plain ﹒ jamaicins moisture of 90% spring thunder dissipate
Granula.
Pesticidal preparations prepared by the embodiment are applied to prevent and treat rice sheath blight disease.The mould plain ﹒ barberries buck of 90% spring thunder
Dispersible granule is 83.3% according to the 300g a.i./ha prevention effects for being diluted with water 10 days after spray, medicine.40% kasugarnycin can
WP is diluted with water spraying, medicine according to 200g a.i./ha, 20% jamaicin wettable powder according to 300g a.i./ha
The prevention effect of 10 days is respectively 63.4% and 70.3% afterwards.Kasugarnycin and synergistic effect after jamaicin compounding are obvious, to water
The prevention effect of the sheath and culm blight of rice is significantly better than single dose；Because pharmacy effect is improved, the amount ratio list of active ingredient in compound drug
Significantly reduced when solely using, so as to also mitigate the pollution to environment.
Embodiment 7：55% Chun thunder Mei Su ﹒ jamaicin wettable powders
Active component and various auxiliary agents and filler etc. are well mixed in the ratio of formula, after ultra-fine pulverizer disintegrating
To 55% Chun thunder Mei Su ﹒ jamaicin wettable powders.
Pesticidal preparations prepared by the embodiment are applied to prevent and treat rice sheath blight disease.55% Chun thunder Mei Su ﹒ jamaicins can
WP is 86.5% according to the 200g a.i./ha prevention effects for being diluted with water 10 days after spraying, medicine.40% kasugarnycin
Wettable powder is diluted with water 10 after spraying, medicine according to 200g a.i./ha, 25% jamaicin missible oil according to 200g a.i./ha
It prevention effect is respectively 73.4% and 71.3%.Kasugarnycin and synergistic effect after jamaicin compounding are obvious, to paddy rice line
The prevention effect of rot is significantly better than single dose；Because pharmacy effect is improved, the amount ratio of active ingredient individually makes in compound drug
Used time significantly reduces, so as to also mitigate the pollution to environment.
Embodiment 8：21% Chun thunder Mei Su ﹒ jamaicin microcapsule suspending agents
By rosickyite bacterium ester 20%, jamaicin 1% is dissolved in 5% dimethylbenzene, then is pumped into tributyl phosphate 0.3%, carboxylic first
Base cellulose 2.4%, sodium alginate 2.7% is sheared 30 minutes in high shear kettle high speed, adds 20% Lauxite pre-polymerization
Body, 2000 revs/min of lower elevated cures of stirring 60 minutes add deionized water afterwards, 4.5% dinaphthylmethanedisulfonic acid sodium,
1.8% bentonite, 21% kasugarnycin jamaicin microcapsule suspending agent can be obtained by stirring.
Pesticidal preparations prepared by the embodiment are applied to prevent and treat rice sheath blight disease.21% Chun thunder Mei Su ﹒ jamaicins are micro-
Capsule suspending agent is 88.7% according to the 300g a.i./ha prevention effects for being diluted with water 10 days after spraying, medicine.40% kasugarnycin
Wettable powder is diluted with water after spraying, medicine according to 200g a.i./ha, 25% jamaicin suspending agent according to 300g a.i./ha
The prevention effect of 10 days is respectively 73.4% and 70.7%.Kasugarnycin and synergistic effect after jamaicin compounding are obvious, to paddy rice
The prevention effect of banded sclerotial blight is significantly better than single dose；Because pharmacy effect is improved, the amount ratio of active ingredient is independent in compound drug
Significantly reduced when using, so as to also mitigate the pollution to environment.
Embodiment 9：41% Chun thunder Mei Su ﹒ jamaicin water dispersible granules
Active component and various auxiliary agents and filler etc. are well mixed in the ratio of formula, obtain wettable after air-flow crushing
Property pulvis, add a certain amount of water mixing extruder grain, through dry screening after obtain the mould plain ﹒ jamaicins moisture of 41% spring thunder dissipate
Granula.
Pesticidal preparations prepared by the embodiment are applied to prevent and treat rice sheath blight disease.The mould plain ﹒ barberries buck of 41% spring thunder
Dispersible granule is 89.2% according to the 200g a.i./ha prevention effects for being diluted with water 10 days after spraying, medicine.40% kasugarnycin
Wettable powder is diluted with water spraying according to 200g a.i./ha, 30% jamaicin wettable powder according to 200g a.i./ha,
The prevention effect of 10 days is respectively 63.4% and 74.1% after medicine.Kasugarnycin and synergistic effect after jamaicin compounding are obvious, right
The prevention effect of rice sheath blight disease is significantly better than single dose；Because pharmacy effect is improved, the amount ratio of active ingredient in compound drug
Significantly reduced during exclusive use, so as to also mitigate the pollution to environment.
Embodiment 10：61% Chun thunder Mei Su ﹒ jamaicin water dispersible granules
Active component and various auxiliary agents and filler etc. are well mixed in the ratio of formula, obtain wettable after air-flow crushing
Property pulvis, add a certain amount of water mixing extruder grain, through dry screening after obtain the mould plain ﹒ jamaicins moisture of 61% spring thunder dissipate
Granula.
Pesticidal preparations prepared by the embodiment are applied to prevent and treat rice sheath blight disease.The mould plain ﹒ barberries buck of 61% spring thunder
Dispersible granule is 89.7% according to the 300g a.i./ha prevention effects for being diluted with water 10 days after spraying, medicine.40% kasugarnycin
Wettable powder is diluted with water 10 after spraying, medicine according to 200g a.i./ha, 25% jamaicin missible oil according to 300g a.i./ha
It prevention effect is respectively 73.1% and 71.3%.Kasugarnycin and synergistic effect after jamaicin compounding are obvious, to paddy rice line
The prevention effect of rot is significantly better than single dose；Because pharmacy effect is improved, the amount ratio of active ingredient individually makes in compound drug
Used time significantly reduces, so as to also mitigate the pollution to environment.
Embodiment 11：81% Chun thunder Mei Su ﹒ jamaicin wettable powders
Active component and various auxiliary agents and filler etc. are well mixed in the ratio of formula, after ultra-fine pulverizer disintegrating
To 81% Chun thunder Mei Su ﹒ jamaicin wettable powders.
Pesticidal preparations prepared by the embodiment are applied to preventing and treating rice green smut.81% Chun thunder Mei Su ﹒ jamaicins can
WP is 88.7% according to the 300g a.i./ha prevention effects for being diluted with water 10 days after spraying, medicine.40% kasugarnycin
Wettable powder is diluted with water spraying according to 200g a.i./ha, 20% jamaicin wettable powder according to 300g a.i./ha,
The prevention effect of 10 days is respectively 70.2% and 71.8% after medicine.Kasugarnycin and synergistic effect after jamaicin compounding are obvious, right
The prevention effect of rice green smut is significantly better than single dose；Because pharmacy effect is improved, the amount ratio of active ingredient in compound drug
Significantly reduced during exclusive use, so as to also mitigate the pollution to environment.
Embodiment 12：6% Chun thunder Mei Su ﹒ jamaicin granules
Dimethylbenzene is added in kasugarnycin and jamaicin, then them are sufficiently stirred for, them are completely dissolved；Stirring
Mix down, propane diols is slowly added into system, be sufficiently stirred for 30 minutes, be completely dissolved them, form stable solution.
First the zeolite of 12-60 mesh is added in mixer, then the solution of aforementioned stable is added thereto, is mixed 30 minutes,
Through screen, detect it is qualified after i.e. can obtain 6% the mould plain ﹒ jamaicins granule of spring thunder.
Pesticidal preparations prepared by the embodiment are applied to preventing and treating rice green smut.6% Chun thunder Mei Su ﹒ jamaicin particles
Agent is spread fertilizer over the fields according to 300g a.i./ha, and the prevention effect of 10 days is 90.8% after medicine.40% kasugarnycin wettable powder according to
200g a.i./ha mix soil and spread fertilizer over the fields, and 20% jamaicin wettable powder is mixed soil according to 300g a.i./ha and spread fertilizer over the fields, 10 days after medicine
Prevention effect is respectively 71.2% and 73.8%.Kasugarnycin and synergistic effect after jamaicin compounding are obvious, to rice green smut
Prevention effect be significantly better than single dose；Because pharmacy effect is improved, when the amount ratio of active ingredient is used alone in compound drug
Significantly reduce, so as to also mitigate the pollution to environment.
Embodiment 13：70% Chun thunder Mei Su ﹒ jamaicin water dispersible granules
Active component and various auxiliary agents and filler etc. are well mixed in the ratio of formula, obtain wettable after air-flow crushing
Property pulvis, add a certain amount of water mixing extruder grain, through dry screening after obtain the mould plain ﹒ jamaicins moisture of 70% spring thunder dissipate
Granula.
Pesticidal preparations prepared by the embodiment are applied to preventing and treating rice green smut.The mould plain ﹒ barberries buck of 70% spring thunder
Dispersible granule is 89.4% according to the 200g a.i./ha prevention effects for being diluted with water 10 days after spraying, medicine.40% kasugarnycin
Wettable powder is diluted with water after spraying, medicine according to 200g a.i./ha, 25% jamaicin emulsifiable concentrate according to 200g a.i./ha
The prevention effect of 10 days is respectively 72.2% and 74.3%.Kasugarnycin and synergistic effect after jamaicin compounding are obvious, to paddy rice
The prevention effect of false smut is significantly better than single dose；Because pharmacy effect is improved, the amount ratio of active ingredient is independent in compound drug
Significantly reduced when using, so as to also mitigate the pollution to environment.
Embodiment 14：30% Chun thunder Mei Su ﹒ jamaicin suspending agents
A component such as active component, dispersant, thickener, wetting agent, antifreeze and water is mixed equal in the ratio of formula
It is even, 30% Chun thunder Mei Su ﹒ jamaicin suspending agents are obtained after high speed shear.
Pesticidal preparations prepared by the embodiment are applied to preventing and treating rice green smut.30% Chun thunder Mei Su ﹒ jamaicins hang
Floating agent is 87.1% according to the 300g a.i./ha prevention effects for being diluted with water 10 days after spraying, medicine.40% kasugarnycin is wettable
Property pulvis is according to 200g a.i./ha, and 25% jamaicin suspending agent is diluted with water after spraying, medicine 10 days according to 300g a.i./ha
Prevention effect be respectively 71.2% and 70.5%.Kasugarnycin and synergistic effect after jamaicin compounding are obvious, bent to paddy rice rice
The prevention effect of disease is significantly better than single dose；Because pharmacy effect is improved, the amount ratio of active ingredient is used alone in compound drug
When significantly reduce, so as to also mitigate the pollution to environment.
Embodiment 15：25% Chun thunder Mei Su ﹒ jamaicin aqueous emulsions
Active compound, solvent, cosolvent emulsifying agent in above-mentioned formula are dissolved into homogeneous oil phase；By part water, antifreezing agent, froth breaking
The insecticides adjuvants such as agent mix to form uniform aqueous phase, and oil phase adds aqueous phase and high speed shear is carried out in cutter, and adds
Enter remaining water, shear 30 minutes, be well mixed.25% Chun thunder Mei Su ﹒ jamaicin aqueous emulsions are made.
Pesticidal preparations prepared by the embodiment are applied to preventing and treating rice green smut.The mould plain ﹒ barberries buck of 25% spring thunder
Emulsion is 88.1% according to the 300g a.i./ha prevention effects for being diluted with water 10 days after spraying, medicine.40% kasugarnycin is wettable
Property pulvis is according to 200g a.i./ha, and 20% jamaicin wettable powder is diluted with water after spraying, medicine according to 300g a.i./ha
The prevention effect of 10 days is respectively 74.2% and 70.8%.Kasugarnycin and synergistic effect after jamaicin compounding are obvious, to paddy rice
The prevention effect of false smut is significantly better than single dose；Because pharmacy effect is improved, the amount ratio of active ingredient is independent in compound drug
Significantly reduced when using, so as to also mitigate the pollution to environment.
It is foregoing to the present invention specific illustrative embodiment description be in order to illustrate and illustration purpose.These descriptions
It is not wishing to limit the invention to disclosed precise forms, and it will be apparent that according to above-mentioned teaching, can be much changed
And change.The purpose of selecting and describing the exemplary embodiment is that explaining that the certain principles and its reality of the present invention should
With so that those skilled in the art can realize and using the present invention a variety of exemplaries and
A variety of selections and change.The scope of the present invention is intended to be limited by claims and its equivalents.
Claims (6)
1. a kind of bactericidal composition containing kasugarnycin and jamaicin, it is characterised in that：Its by active ingredient be kasugarnycin and
Jamaicin compounding is formed.
2. bactericidal composition according to claim 1, it is characterised in that：Described kasugarnycin and the weight ratio of jamaicin
It is 1:60-60:1.
3. bactericidal composition according to claim 2, it is characterised in that：Described kasugarnycin and the weight ratio of jamaicin
It is 1:40-20:1.
4. a kind of pesticidal preparations for including any described bactericidal composition of claims 1 to 3, it is characterised in that：Described
The weight of kasugarnycin and jamaicin accounts for the 1-90% of pesticidal preparations gross weight, and surplus is that acceptable auxiliary element is helped on agricultural chemicals
Agent, solvent or filler.
5. pesticidal preparations according to claim 4, it is characterised in that：Described kasugarnycin and the weight of jamaicin account for agriculture
The 10-60% of medicine total formulation weight, surplus is acceptable auxiliary element auxiliary agent, solvent or filler on agricultural chemicals.
6. pesticidal preparations according to claim 5, it is characterised in that：The formulation of the pesticidal preparations be wettable powder,
Water dispersible granules, suspending agent, microcapsule suspending agent, granule or aqueous emulsion.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107258801A (en) * | 2017-07-24 | 2017-10-20 | 昆明百事德生物化学科技有限公司 | A kind of jamaicin wettable powder for preventing and treating bacterial diseases of plants |
| CN108041058A (en) * | 2017-12-25 | 2018-05-18 | 广西壮族自治区农业科学院园艺研究所 | A kind of microbicide compositions for preventing citrus bacterial canker disease |
| CN109674806A (en) * | 2019-01-14 | 2019-04-26 | 福州奥尼多生物科技有限公司 | Purposes of the kasugarnycin in preparation antibacterials |
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| CN101422176A (en) * | 2008-11-14 | 2009-05-06 | 宁夏农林科学院 | Berberine avermectin water agent |
| CN102894002A (en) * | 2012-11-05 | 2013-01-30 | 山东省烟台市农业科学研究院 | Compound bactericide containing berberine and polyoxins and application thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101422176A (en) * | 2008-11-14 | 2009-05-06 | 宁夏农林科学院 | Berberine avermectin water agent |
| CN102894002A (en) * | 2012-11-05 | 2013-01-30 | 山东省烟台市农业科学研究院 | Compound bactericide containing berberine and polyoxins and application thereof |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107258801A (en) * | 2017-07-24 | 2017-10-20 | 昆明百事德生物化学科技有限公司 | A kind of jamaicin wettable powder for preventing and treating bacterial diseases of plants |
| CN108041058A (en) * | 2017-12-25 | 2018-05-18 | 广西壮族自治区农业科学院园艺研究所 | A kind of microbicide compositions for preventing citrus bacterial canker disease |
| CN109674806A (en) * | 2019-01-14 | 2019-04-26 | 福州奥尼多生物科技有限公司 | Purposes of the kasugarnycin in preparation antibacterials |
| CN109674806B (en) * | 2019-01-14 | 2021-10-26 | 福州奥尼多生物科技有限公司 | Application of kasugamycin in preparation of antibacterial drugs |
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