CN105010380B - Bactericidal composition containing three octyl benzene sulfonate of biguanides and chitosan - Google Patents
Bactericidal composition containing three octyl benzene sulfonate of biguanides and chitosan Download PDFInfo
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Abstract
The invention discloses a kind of bactericidal composition containing three octyl benzene sulfonate of biguanides and chitosan, active ingredient is three octyl benzene sulfonate of biguanides and chitosan, and the quality parts ratio of three octyl benzene sulfonate of biguanides and chitosan is 40:1~1:10, the weight percent of three octyl benzene sulfonate of biguanides and chitosan quality summation in bactericidal composition is 0.05% 90%；Bactericidal composition of the present invention is suitable for prevention wheat powdery mildew, powdery mildew of strawberry, Penicillium italicum, citrus sour rot, citrus anthracnose, cucumber downy mildew, rice sheath blight disease, rice blast, target, the late blight of potato, watermelon anthrax；Present invention reduces the dosages of pesticide, reduce influence of the pesticide to environment, reduce drug cost, can delay or overcome the generation of disease drug resistance, extend the service life of medicament, are conducive to the comprehensive treatment of disease.
Description
Technical field
Bactericidal composition of the present invention, be using three octyl benzene sulfonate of biguanides and chitosan as active ingredient,
Suitable for prevention wheat powdery mildew, powdery mildew of strawberry, Penicillium italicum, citrus sour rot, citrus anthracnose, cucumber downy mildew,
Rice sheath blight disease, rice blast, target, the late blight of potato, watermelon anthrax.
Background technology
Three octyl benzene sulfonate of biguanides, english common name Iminoctadine tris (albesilate), You Mingbai
It can obtain, the synthesis and cell membrane function, inhibition spore germination, germ tube for mainly acting on the cruel compound of class of pathogen extend, are attached
The formation of robe and mycelia, local permeability is strong, it is to tag and preventative fungicide；Three octyl benzene sulfonate of biguanides is sterilized
Spectrum is wider, for preventing the disease as caused by sac fungus and Fungi Imperfecti, also has to the disease occurred during orange storing good
Control effect, and can be fruit face light, improve the value of commodity.
Chitosan, english common name Chitosan, it is water-soluble to be that chitin generates after strong lye deacetylate
Property product, mainly by changing the structure and function of pathogen cell membrane, so as to inhibit the growth of pathogen, and make with improving
Object is disease-resistant, the effect of immunity function；Chitosan has the multiple uses such as health care, medical, agricultural available for cucumber downy mildew, in vain
The crop diseases such as powder disease, tomato late blight, virosis, alternaria leaf spot of apple, citrus (fruit) anthracnose, rice blast,
With extensive fungicidal spectrum.
It is found by experiment that, three octyl benzene sulfonate of biguanides is used in mixed way colletotrichum with chitosan
(Colletotrichum), Penicillium (Penicilium italicum), green mold category (Penicilium digitatum),
It is mould to belong to (Geotrichum), Alternaria (Alternaria), Pyricularia Sacc. (Phyricularia), Phytophthora
(Phytophthora), Pseudoperonospora (Pseudoperonospora), Plasmopara (Plasmopara), Rhizoctonia
(Rhizoctonia), Botrytis ((Botrytis), Fusarium (Fusarium), Fusicladium (Fusicladium), ring
The fungal plants pathogen such as Fusicladium (Sphlocaea) and Erysiphaceae (Erysiphales) pathogen tool has collaboration
Synergistic effect, especially 20:1~1:To colletotrichum (Colletotrichum), Penicillium in 20 proportional regions
(Penicilium italicum), Geotrichum (Geotrichum), Pyricularia Sacc. (Phyricularia), Phytophthora
(Phytophthora), there is apparent collaboration to increase for Alternaria (Alternaria), Erysiphe (Erysiphe) pathogen
Effect acts on.
It can be using excipient as agricultural by certain three octyl benzene sulfonate of technological means biguanides and chitosan composition
Upper common dosage form.
Invention content
The present invention is intended to provide a kind of active ingredient is three octyl benzene sulfonate of biguanides and the Synergistic sterilizing of chitosan
Composition, the prevention and control for crop fungal disease provide a kind of effective management tool.
The technical solution adopted in the present invention is：A kind of sterilization containing three octyl benzene sulfonate of biguanides and chitosan
Composition, active ingredient are three octyl benzene sulfonate of biguanides and chitosan, and three octyl benzene sulfonate of biguanides and chitin gather
The quality parts ratio of sugar is 40:1~1:10, three octyl benzene sulfonate of biguanides and chitosan quality summation are in bactericidal composition
In weight percent be 0.05%-90%.
Further, the bactericidal composition can be configured to suspending agent, oil according to well known to a person skilled in the art methods
The application forms of the suitable agricultural use such as suspending agent, water dispersible granules, wettable powder.
For the bactericidal composition also containing the usual auxiliaries prepared needed for pesticidal preparations, usual auxiliaries are solvent, emulsification
One or more of agent, wetting agent, stabilizer, dispersant, thickener, pH adjusting agent, antifoaming agent, antifreezing agent, packing agent etc.
Mixing, be known substance, be common various auxiliary agents in pesticidal preparations, can be varied from, had no according to different situations
It is particularly limited to.
Bactericidal composition provided by the invention, suitable for prevention wheat powdery mildew, powdery mildew of strawberry, Penicillium italicum, mandarin orange
Tangerine sour rot, citrus anthracnose, cucumber downy mildew, rice sheath blight disease, rice blast, target, potato late blight
The crop diseases such as disease, watermelon anthrax.
Bactericidal composition provided by the invention, is generally used by spray method, can also be as needed using agricultural
Other of upper application use technology.
Bactericidal composition provided by the invention has the advantages that：
1st, bactericidal composition provided by the invention shows apparent synergistic effect, composition in certain ratio range
Control effect be significantly improved than single dose, reduce the dosage of pesticide, reduce influence of the pesticide to environment, reduce
Drug cost.
2nd, the active ingredient mechanism of action of bactericidal composition provided by the invention is different, and the application of composition can delay
Or overcome the generation of disease drug resistance, extend the service life of medicament, be conducive to the comprehensive treatment of disease.
Specific embodiment
To better understand the essence of the present invention, it is described further by following embodiment, but of the invention and unlimited
In these embodiments.In these embodiments, unless otherwise stated, all percentages are weight percentage.
Embodiment one：Three octyl benzene sulfonate chitosan of biguanides is to dlumeria graminis cereal specialized form
The Toxicity Determination of (Blumeria graminis f.sp.tritici).
Subjects pick up from the wheat powdery mildew pathogen dlumeria graminis cereal specialized form (Blumeria in field
Graminis f.sp.tritici), pot experiment method.According to the abundant methods of Sun Yun, mixed according to co-toxicity coefficient (CTC) to evaluate medicament
Synergistic effect, i.e. CTC≤80 are joint action of antagonism, and 80 ＜ CTC ＜ 120 are joint action of antagonism, and CTC >=120 are association
Same synergistic effect.Survey toxicity index (ATI)=(EC of standard agent50The EC of/reagent agent50)×100；Theoretical virulence refers to
B medicaments in toxicity index × mixture of the percentage composition+B medicaments of A medicaments in toxicity index × mixture of number TTI=A medicaments
Percentage composition；Co-toxicity coefficient (CTC)=[mixture actual measurement toxicity index (ATI)/mixture theoretical toxicity index (TTI)] × 100.
Table 1, three octyl benzene sulfonate chitosan of biguanides are to dlumeria graminis cereal specialized form (Blumeria
Graminis f.sp.tritici) The Toxicity Determination result.
As shown in Table 1, three octyl benzene sulfonate of biguanides and chitosan mixture mass ratio are 40:1~1:It is right between 10
Dlumeria graminis cereal specialized form (Blumeria graminis f.sp.tritici) has apparent synergistic effect, altogether poison system
Number is more than 150.
Embodiment two：Three octyl benzene sulfonate chitosan of biguanides is to Penicillium notatum (Penicillium italicum)
Toxicity Determination.
Subjects is pick up from citrusfruit penicilliosis pathogen Penicillium notatum (Penicillium italicum), mycelia life
Regular way.
Table 2, three octyl benzene sulfonate chitosan of biguanides are to the room of Penicillium notatum (Penicillium italicum)
Interior virulence measurement result.
As shown in Table 2, three octyl benzene sulfonate of biguanides and chitosan mixture mass ratio are 40:1~1:It is right between 10
Penicillium notatum (Penicillium italicum) has apparent synergistic effect, and co-toxicity coefficient is more than 150.
Embodiment three：Three octyl benzene sulfonate chitosan of biguanides is to phytophthora infestans (Phytophthora
Infestans Toxicity Determination).
Subjects are to pick up from the late blight of potato pathogen phytophthora infestans (Phytophthora in field
), infestans mycelia growth method.
Table 3, three octyl benzene sulfonate chitosan of biguanides are to phytophthora infestans (Phytophthora infestans)
The Toxicity Determination result.
As shown in Table 3, three octyl benzene sulfonate of biguanides and chitosan mixture mass ratio are 40:1~1:It is right between 10
Phytophthora infestans (Phytophthora infestans) have apparent synergistic effect, and co-toxicity coefficient is more than 150.
Example IV：Three octyl benzene sulfonate chitosan Rhizoctonia solani (Rhizoctonia of biguanides
Solani Toxicity Determination).
Subjects are to pick up from the rice sheath blight disease pathogen Rhizoctonia solani Kuhn (Rhizoctonia solani) in field, bacterium
Silk growth method.
Table 4, biguanides three octyl benzene sulfonate chitosan Rhizoctonia solani (Rhizoctonia solani)
The Toxicity Determination result.
As shown in Table 4, three octyl benzene sulfonate of biguanides and chitosan mixture mass ratio are 40:1~1:It is right between 10
Rhizoctonia solani Kuhn (Rhizoctonia solani) has apparent synergistic effect, and co-toxicity coefficient is more than 140.
Embodiment five：Three octyl benzene sulfonate chitosan of biguanides is to Magnaporthe grisea (Phyricularia grisea)
Toxicity Determination.
Subjects are to pick up from the rice blast pathogen Magnaporthe grisea (Phyricularia grisea) in field, mycelia
Growth method.
Table 5, three octyl benzene sulfonate chitosan of biguanides are to the interior of Magnaporthe grisea (Phyricularia grisea)
Toxicity test result.
As shown in Table 5, three octyl benzene sulfonate of biguanides and chitosan mixture mass ratio are 40:1~1:It is right between 10
Magnaporthe grisea (Phyricularia grisea) has apparent synergistic effect, and co-toxicity coefficient is more than 140.
Embodiment six：Three octyl benzene sulfonate chitosan of biguanides is to glue spore anthrax (Colletotrichum
Gloeosporioides Toxicity Determination).
Subjects are to pick up from the watermelon anthrax pathogen glue spore anthrax (Colletotrichum in field
), gloeosporioides mycelia growth method.
Table 6, three octyl benzene sulfonate chitosan of biguanides are to glue spore anthrax (Colletotrichum
Gloeosporioides The Toxicity Determination result).
As shown in Table 6, three octyl benzene sulfonate of biguanides and chitosan mixture are 40:1~1:Between 10, to glue spore charcoal
Subcutaneous ulcer (Colletotrichum gloeosporioides) has apparent synergistic effect, and co-toxicity coefficient is more than 140.
Embodiment seven：Three octyl benzene sulfonate chitosan of biguanides is to alternaria solani sorauer (Alternaria solani)
Toxicity Determination.
Subjects are to pick up from the target pathogen alternaria solani sorauer (Alternaria solani) in field, bacterium
Silk growth method.
Table 7, three octyl benzene sulfonate chitosan of biguanides are to the interior of alternaria solani sorauer (Alternaria solani)
Toxicity test result.
As shown in Table 7, three octyl benzene sulfonate of biguanides and chitosan mixture mass ratio are 40:1~1:It is right between 10
Alternaria solani sorauer (Alternaria solani) has apparent synergistic effect, and co-toxicity coefficient is more than 150.
Embodiment eight：Three octyl benzene sulfonate chitosan of biguanides is to geotrichum sp (Geotrichum candidum)
Toxicity Determination.
Subjects is pick up from citrusfruit sour rot pathogen geotrichum sp (Geotrichum candidum), mycelia life
Regular way
Table 8, three octyl benzene sulfonate chitosan of biguanides are to the interior of geotrichum sp (Geotrichum candidum)
Toxicity test result.
As shown in Table 8, three octyl benzene sulfonate of biguanides and chitosan mixture mass ratio are 40:1~1:It is right between 10
Geotrichum sp (Geotrichum candidum) has apparent synergistic effect, and co-toxicity coefficient is more than 140.
With reference to example of formulations to further instruction of the present invention.
Embodiment nine：(three octyl benzene sulfonate chitosan suspending agent of biguanides).
Above-mentioned formula is crushed in advance in proportion, adds in sand mill and grinds, system is allocated after high shear mixing
Obtain the three octyl benzene sulfonate chitosan suspending agent of biguanides of corresponding weight percent.
Embodiment ten：30% biguanides, three octyl benzene sulfonate chitosan suspending agent.
210 grams of three octyl benzene sulfonate of biguanides, 106 grams of chitosan, 35 grams of lignosulfonates sodium, aliphatic ester sulphur
Sour 31 grams of sodium, to 5.1 grams of methoxyl group fatty acyl anilinesulfonic acid, 5.1 grams of fatty alcohol polyoxyethylene ether, 5.2 grams of glycerine, xanthan
1.1 grams of glue, deionized water complements to 1000 grams, and above-mentioned formula is crushed in advance in proportion, adds in sand mill and grinds,
Three octyl benzene sulfonate chitosan suspending agent of biguanides processed, after testing, three octyl of biguanides are allocated after high shear mixing
Benzene sulfonate content 20.2%, chitosan content 10.2%, total effective content 40.4%.
Embodiment 11：Prevent citrusfruit anthracnose.
40.4% biguanides, three octyl benzene sulfonate chitosan suspending agent is diluted with water spraying by 100mg/kg, after medicine
15 days, the preventive effect of 30 days be 97.2%, 92.3%, 50% biguanides, three octyl benzene sulfonate water dispersible granules by 100mg/kg,
10% chitosan suspending agent is diluted with water spraying by 100mg/kg, 15 days after medicine, 30 days preventive effects be respectively 75.1%, 60.2%
With 87.4%, 77.3%.Synergistic effect is apparent after three octyl benzene sulfonate of biguanides and chitosan compounding, to citrusfruit charcoal
The preventive effect of subcutaneous ulcer disease is with obvious effects to be better than single dose, reduces use cost, and a kind of citrusfruit anthracnose is provided more for farmer
For effective management tool.
Embodiment 12：For preventing citrusfruit penicilliosis.
40.4% biguanides, three octyl benzene sulfonate chitosan suspending agent is diluted with water spraying by 100mg/kg, after medicine
7 days, the preventive effect of 14 days be 94.9%, 87.8%, 50% biguanides, three octyl benzene sulfonate water dispersible granules by 100mg/kg,
10% chitosan suspending agent is diluted with water spraying by 100mg/kg, 15 days after medicine, 30 days preventive effects be respectively 81.0%, 70.2%
With 80.3%, 71.5%.Synergistic effect is apparent after three octyl benzene sulfonate of biguanides and chitosan compounding, to citrusfruit blueness
The preventive effect of mildew is with obvious effects to be better than single dose, reduces use cost, and a kind of citrusfruit penicilliosis is provided more for farmer
For effective management tool.
Embodiment 13：(three octyl benzene sulfonate chitosan oil-suspending agent of biguanides).
Above-mentioned material (except organobentonite) is added to together in reaction kettle mixing machine, is stirred 2 hours, opens bottom
Material is injected in multistage sand mill and ground by pan feeding valve, and the fineness of materials 98% after grinding after 1-5um by discharging, and material is again
Organobentonite with having dissolved in advance is put into togerther in high-shear emulsifying kettle, and it is good corresponding that flowing to property is can be made into after emulsification
The three octyl benzene sulfonate chitosan oil-suspending agent of biguanides of weight percent.
Embodiment 14：30% biguanides, three octyl benzene sulfonate chitosan oil-suspending agent.
155 grams of three octyl benzene sulfonate of biguanides, 156 grams of chitosan, 45 grams of lignosulfonates sodium, fatty alcohol polyoxy
52 grams of vinethene, 249 grams of methyl oleate, 83 grams of organobentonite, 60 grams of dodecyl sodium sulfonate calcium salt, turpentine oil complements to 1000
Gram, above-mentioned formula is crushed in advance in proportion, adds in sand mill and grinds, allocates that biguanides is made after high shear mixing
Three octyl benzene sulfonate chitosan oil-suspending agents, after testing, three octyl benzene sulfonate effective content 15.1% of biguanides,
Chitosan effective content 15.1%, total effective content 30.2%.
Embodiment 15：For preventing citrusfruit sour rot.
30.2% biguanides, three octyl benzene sulfonate chitosan oil-suspending agent is diluted with water spraying, medicine by 100mg/kg
15 days afterwards, the preventive effect of 30 days be 97.4%, 92.1%, 50% biguanides, three octyl benzene sulfonate water dispersible granules press 100mg/
Kg, 10% chitosan suspending agent are diluted with water spraying by 100mg/kg, 15 days after medicine, 30 days preventive effects be respectively 86.6%,
77.2% and 83.6%, 72.8%.Synergistic effect is apparent after three octyl benzene sulfonate of biguanides and chitosan compounding, to citrus
The preventive effect of fruit sour rot is with obvious effects to be better than single dose, reduces use cost, and a kind of citrusfruit acid is provided for farmer
The more efficiently management tool of maize ear rot.
Embodiment 16：For preventing oily cucumber downy mildew.30.2% biguanides, three octyl benzene sulfonate chitosan
Oil-suspending agent is diluted with water spraying by 50g a.i./ha, 7 days after medicine, the preventive effect of 14 days be 88.1%, 83.2%, 50% biguanides
Three octyl benzene sulfonate water dispersible granules add water dilute by 50g a.i./ha, 10% chitosan suspending agent by 50g a.i./ha
Release spraying, 7 days after medicine, 14 days preventive effects be respectively 65.2%, 52.4% and 74.3%, 65.6%.Three octyl benzene sulfonic acid of biguanides
Synergistic effect is apparent after salt and chitosan compounding, with obvious effects to the preventive effect of cucumber downy mildew to be better than single dose, reduces use
Cost provides a kind of more efficiently management tool of cucumber downy mildew for farmer.
Embodiment 17：(three octyl benzene sulfonate chitosan water dispersible granules of biguanides).
Above-mentioned material is added in together in cone-type mixer and is uniformly mixed, is crushed by airslide disintegrating mill, the object after crushing
Material mixes again through cone-type mixer, and mixed fineness of materials 98% adds in kneader that be kneaded into can by 600 mesh standard sieves
This material is finally put into extruder grain in Squeezinggranulator by plastic material, and corresponding weight is obtained after drying, screening after granulation
Measure the three octyl benzene sulfonate chitosan water dispersible granules of biguanides of percentage.
Embodiment 18：60% biguanides, three octyl benzene sulfonate chitosan water dispersible granules.
455 grams of three octyl benzene sulfonate of biguanides, 155 grams of chitosan, 43 grams of sodium lignin sulfonate, sodium polycarboxylate 61
Gram, 53 grams of glucose, 39 grams of tea seed cake powder, kaolin complements to 1000.By above-mentioned formula in proportion dry pulverization process, granulation, drying,
Screening is made up to three octyl benzene sulfonate chitosan water dispersible granules of biguanides, after testing, three octyl benzene of biguanides
Sulfonate effective content 45.1%, chitosan effective content 15.1%, total effective content 60.2%.
Embodiment 19：For preventing powdery mildew of strawberry.
60.2% biguanides, three octyl benzene sulfonate chitosan water dispersible granules are diluted with water spray by 50g a.i./ha
Mist, 7 days after medicine, the preventive effect of 14 days be 86.2%, 80.1%, 50% biguanides, three octyl benzene sulfonate water dispersible granules press 50g
A.i./ha, 10% chitosan suspending agent are diluted with water spraying by 50g a.i./ha, 7 days after medicine, 14 days preventive effects be respectively
60.2%th, 47.4% and 75.6%, 66.6%.Synergistic effect is bright after three octyl benzene sulfonate of biguanides and chitosan compounding
It is aobvious, it is with obvious effects to the preventive effect of powdery mildew of strawberry to be better than single dose, use cost is reduced, it is white to provide a kind of strawberry for farmer
The more efficiently management tool of powder disease.
Embodiment 20：For preventing black scurf of potato.
60.2% biguanides, three octyl benzene sulfonate chitosan water dispersible granules are diluted with water spray by 50g a.i./ha
Mist, 7 days after medicine, the preventive effect of 14 days be 89.3%, 81.4%, 50% biguanides, three octyl benzene sulfonate water dispersible granules press 50g
A.i./ha, 10% chitosan suspending agent are diluted with water spraying by 50g a.i./ha, 7 days after medicine, 14 days preventive effects be respectively
62.2%th, 53.5% and 77.6%, 67.3%.Synergistic effect is bright after three octyl benzene sulfonate of biguanides and chitosan compounding
It is aobvious, it is with obvious effects to the preventive effect of black scurf of potato to be better than single dose, use cost is reduced, a kind of Ma Ling is provided for farmer
The more efficiently management tool of potato tar spot.
Embodiment 21：(three octyl benzene sulfonate chitosan wettable powder of biguanides).
Above-mentioned material is added in together in cone-type mixer and is uniformly mixed, is crushed by airslide disintegrating mill, the object after crushing
Material mixes again through cone-type mixer, and mixed fineness of materials 98% is by 600 mesh standard sieves to get corresponding weight percent
Three octyl benzene sulfonate chitosan wettable powder of biguanides.
Embodiment 22：50% biguanides, three octyl benzene sulfonate chitosan wettable powder.
413 grams of three octyl benzene sulfonate of biguanides, 109 grams of chitosan, 51 grams of lignosulfonates calcium, dodecyl sulphur
Sour 44 grams of sodium, 52 grams of sodium butylnaphthalenesulfonate, 55 grams of white carbon, kaolin complements to 1000 grams.By above-mentioned formula coarse powder in proportion
It is broken after enter mixer in be uniformly mixed, then obtain three octyl benzene sulfonate chitosan of biguanides after air-flow crushing can
Wet powder, after testing, three octyl benzene sulfonate effective content 40.2% of biguanides, chitosan effective content 10.1%, always
Effective content 50.3%.
Embodiment 23：For preventing ornamental target.
50.3% biguanides, three octyl benzene sulfonate chitosan wettable powder is diluted with water spray by 50g a.i./ha
Mist, 7 days after medicine, the preventive effect of 14 days be 86.6%, 78.9%, 50% biguanides, three octyl benzene sulfonate water dispersible granules press 50g
A.i./ha, 10% chitosan suspending agent are diluted with water spraying by 50g a.i./ha, 7 days after medicine, 14 days preventive effects be respectively
56.8%th, 42.1% and 75.1%, 66.4%.Synergistic effect is bright after three octyl benzene sulfonate of biguanides and chitosan compounding
It is aobvious, it is with obvious effects to the preventive effect of target to be better than single dose, use cost is reduced, a kind of Ma Ling is provided for farmer
The more efficiently management tool of potato early blight.
Embodiment 24：For preventing the late blight of potato.
50.3% biguanides, three octyl benzene sulfonate chitosan wettable powder is diluted with water spray by 50g a.i./ha
Mist, 7 days after medicine, the preventive effect of 14 days be 87.5%, 80.2%, 50% biguanides, three octyl benzene sulfonate water dispersible granules press 50g
A.i./ha, 10% chitosan suspending agent are diluted with water spraying by 50g a.i./ha, 7 days after medicine, 14 days preventive effects be respectively
60.6%th, 48.7% and 76.7%, 70.3%.Synergistic effect is bright after three octyl benzene sulfonate of biguanides and chitosan compounding
It is aobvious, it is with obvious effects to the preventive effect of the late blight of potato to be better than single dose, use cost is reduced, a kind of Ma Ling is provided for farmer
The more effective management tool of potato late blight.
Claims (3)
1. a kind of bactericidal composition containing three octyl benzene sulfonate of biguanides and chitosan, it is characterised in that：Active ingredient
For three octyl benzene sulfonate of biguanides and chitosan, the quality parts ratio of three octyl benzene sulfonate of biguanides and chitosan is
40:1~1:10, the weight percent of three octyl benzene sulfonate of biguanides and chitosan quality summation in bactericidal composition is
0.05%-90%。
2. a kind of bactericidal composition containing three octyl benzene sulfonate of biguanides and chitosan according to claim 1,
It is characterized in that：The dosage form of the bactericidal composition is one in suspending agent, oil-suspending agent, water dispersible granules, wettable powder
Kind.
3. a kind of bactericidal composition containing three octyl benzene sulfonate of biguanides and chitosan described in claim 1 is being prevented
Wheat powdery mildew, powdery mildew of strawberry, Penicillium italicum, citrus sour rot, citrus anthracnose, cucumber downy mildew, rice sheath blight disease,
Rice blast, target, the late blight of potato, the application on watermelon anthrax.
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| CN109430264B (en) * | 2018-11-08 | 2021-04-30 | 广西化工研究院有限公司 | Bactericide composition containing terpene alcohol and chitosan, and preparation method and application thereof |
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|---|---|---|---|---|
| CN1741740A (en) * | 2003-01-23 | 2006-03-01 | 日本曹达株式会社 | Water dispersible granules for agricultural and horticultural use |
| CN101553118A (en) * | 2006-12-12 | 2009-10-07 | 拜尔农科股份有限公司 | Pesticidal composition comprising a synthetic compound useful as nodulation agent of leguminous plants and a fungicide compound |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1741740A (en) * | 2003-01-23 | 2006-03-01 | 日本曹达株式会社 | Water dispersible granules for agricultural and horticultural use |
| CN101553118A (en) * | 2006-12-12 | 2009-10-07 | 拜尔农科股份有限公司 | Pesticidal composition comprising a synthetic compound useful as nodulation agent of leguminous plants and a fungicide compound |
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| Title |
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| 《甲壳素在保护地蔬菜上的应用》;赵冰;《现代园艺》;20131130;第二列第4-13行 * |
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