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CN108812698A - A kind of bactericidal composition and its application containing jinggangmeisu - Google Patents

A kind of bactericidal composition and its application containing jinggangmeisu Download PDF

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Publication number
CN108812698A
CN108812698A CN201810488707.XA CN201810488707A CN108812698A CN 108812698 A CN108812698 A CN 108812698A CN 201810488707 A CN201810488707 A CN 201810488707A CN 108812698 A CN108812698 A CN 108812698A
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CN
China
Prior art keywords
jinggangmeisu
bei laisi
bactericidal composition
laisi bacillus
bacillus
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Application number
CN201810488707.XA
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Chinese (zh)
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CN108812698B (en
Inventor
闫雪艾
殷红福
徐武峰
霍聪英
李忠
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ZHEJIANG TONGLU HUIFENG BIOSCIENCE Co Ltd
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ZHEJIANG TONGLU HUIFENG BIOSCIENCE Co Ltd
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    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01NPRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N63/00Biocides, pest repellants or attractants, or plant growth regulators containing microorganisms, viruses, microbial fungi, animals or substances produced by, or obtained from, microorganisms, viruses, microbial fungi or animals, e.g. enzymes or fermentates
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01NPRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N43/00Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
    • A01N43/02Biocides, 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
    • A01N43/04Biocides, 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
    • A01N43/14Biocides, 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
    • A01N43/16Biocides, 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

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  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Zoology (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Plant Pathology (AREA)
  • Dentistry (AREA)
  • Pest Control & Pesticides (AREA)
  • Wood Science & Technology (AREA)
  • Agronomy & Crop Science (AREA)
  • Environmental Sciences (AREA)
  • Biotechnology (AREA)
  • Microbiology (AREA)
  • Virology (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)

Abstract

A kind of bactericidal composition and its application containing jinggangmeisu, belongs to cultural control technical field.The bactericidal composition contains active constituent jinggangmeisu and Bei Laisi bacillus, is set as 100% female medicine with the Bei Laisi bacillus containing 100,000,000,000 cfu/g, the weight ratio of the jinggangmeisu and Bei Laisi bacillus is 15:1~1:15.The present invention have the following advantages that with significant technical effect, the mechanism of action of jinggangmeisu and Bei Laisi bacillus is different, and the two mixture is synergistic obvious, can increase substantially drug effect, reduces Pesticide use amount and drug cost.Meanwhile composition of the invention can improve the lasting period of jinggangmeisu.

Description

A kind of bactericidal composition and its application containing jinggangmeisu
Technical field
The invention belongs to cultural control technical fields, and in particular to a kind of bactericidal composition containing jinggangmeisu and its answer With.
Background technique
Powdery mildew of cucumber is commonly called as " white hair disease ", is one of Common Diseases in cucumber cultivation, because powdery mildew influences the light of blade Cooperation is used, and very big production loss is caused to the cucumber growth later period.Certain drug resistance is especially generated in recent years, makes the general time 10% or so, the popular time underproduction prevents and treats powdery mildew of cucumber at present and generallys use chemical agent, exist up to 40% or so for the underproduction The risk of pesticide residue, need the biological pesticide for developing a kind of high-efficiency low-toxicity.
Jinggangmeisu is also known as valida, is a kind of antibiotic that actinomyces generate, has stronger absorbability, easily by bacterium Body cell is absorbed and is conducted rapidly in it, interferes and inhibit somatic cells growth and development.Belong to less toxic fungicide.Sterling size Mouse acute oral LD50 is all larger than 2000 mgs/kg, and subcutaneous injection LD50 is all larger than 1500 mgs/kg.5000 milligrams/public Jin smears rat skin without toxic reaction.To fish low toxicity, carp TLM (96h) LD50>40 mg/litres.Jinggangmeisu cucumber Powdery mildew preventive effect is preferable, but since it is single dose fungicide, there are resistance risks.
Bei Laisi bacillus is the biocontrol bacteria obtained from ocean.Bei Laisi bacillus can not only effectively inhibit The growth of pathogen, and stimulation plant growth can be generated and induce the compound of plant defense response, soil root can be improved The microenvironment of system enhances the growing way and disease resistance of plant, improves crop yield and income.
Jinggangmeisu and Bei Laisi bacillus have the advantages that small toxicity as biological pesticide, but its disadvantage is also very bright Aobvious, the jinggangmeisu prevention and treatment powdery mildew of cucumber lasting period is short, and Bei Laisi bacillus prevention and treatment powdery mildew of cucumber drug effect is poor, therefore, prevents The share for controlling chemical pesticide in the medicament of powdery mildew of cucumber is increasing, but chemical pesticide toxicity is bigger than biological pesticide, influences to eat Therefore product safety needs to develop the biological bactericide that a kind of effect is good, and toxicity is low, and the lasting period is grown.
Summary of the invention
In view of the problems of the existing technology, it is an object of the invention to design to provide a kind of sterilization group containing jinggangmeisu Close the technical solution of object and its application.
A kind of bactericidal composition containing jinggangmeisu, it is characterised in that contain active constituent jinggangmeisu and shellfish Lay This bacillus is set as 100% female medicine, the jinggangmeisu and shellfish Lay with the Bei Laisi bacillus containing 100,000,000,000 cfu/g The weight ratio of this bacillus is 15:1~1:15.
A kind of bactericidal composition containing jinggangmeisu, it is characterised in that the jinggangmeisu and Bei Laisi gemma The weight ratio of bacillus is 5:1~1:8.
A kind of bactericidal composition containing jinggangmeisu, it is characterised in that the jinggangmeisu and Bei Laisi gemma The weight ratio of bacillus is 1:1.
A kind of bactericidal composition containing jinggangmeisu, it is characterised in that the jinggangmeisu is in compounding agent Content is 4-30%, and content of the Bei Laisi bacillus in compounding agent is 500,000,000 cfu/g-20, hundred million cfu/g.
A kind of application of the bactericidal composition containing jinggangmeisu in prevention and treatment powdery mildew of cucumber.
The bactericidal composition containing jinggangmeisu is added corresponding according to method known in those skilled in the art The dosage forms such as aqueous suspension agent, wettable powder are made in adjuvant.
The adjuvant includes filler, dispersing agent, wetting agent, stabilizer or other is beneficial to effective component in the formulation The substance that stable and drug effect plays, be all commonly used in pesticidal preparations or allow using various composition, specific ingredient and dosage It is determined according to recipe requirements by simple experiment.
The present invention has the following advantages that and significant technical effect, the mechanism of action of jinggangmeisu and Bei Laisi bacillus Difference, the two mixture is synergistic obvious, can increase substantially drug effect, reduces Pesticide use amount and drug cost.Meanwhile this hair Bright composition can improve the lasting period of jinggangmeisu.
Specific embodiment
Further illustrate the present invention with reference to embodiments.Percentage of the present invention is weight percentage.This The embodiment of invention is the method combined using indoor toxicity test and field trial.
Indoor toxicity test of 1 composite jinggangmycin of embodiment to powdery mildew of cucumber
Cucumber powdery mildew bacteria is acquired by field in the present embodiment, is cultivated through indoor purifying.
Test method:After prerun determines the effective inhibition concentration range of each medicament, by Bei Laisi bacillus, jinggangmeisu And its mixture preparation dilutes 5 concentration by active constituent content gradient series, is compared with sterile water, using mycelial growth rate Method measurement, various concentration medicament is added in sterilizes culture dish, every ware 1mL, is added the PDA culture medium 9mL that sterilizing is melted, is filled Divide to mix and plate is made, then the bacterium colony to spread cultivation is reached to the bacteria cake of 0.5cm, every ware is a piece of, and 3 repetitions of every processing are placed in 28 DEG C It is cultivated in insulating box, cultivates 4 days measurement colony diameters, calculate mycelial growth inhibition rate, find out virulence regression equation, calculate EC50, bacterium Silk growth inhibition ratio formula is as follows:
Mycelial growth inhibition rate(%)=(Blank control colony diameter-chemicals treatment colony diameter)/ blank control colony diameter * 100。
With the co-toxicity coefficient method of Sun Yunpei(CTC)Evaluate the synergistic effect of pharmacy mix, i.e., CTC≤80 are that antagonism is made With 80<CTC<120 be summation action, and CTC≤120 are synergistic effect.
It is set as 100% female medicine in the embodiment with the Bei Laisi bacillus containing 100,000,000,000 cfu/g to be compounded.
1 jinggangmeisu of table compounds the indoor toxicity test table to powdery mildew of cucumber with Bei Laisi bacillus
As can be seen from Table 1, jinggangmeisu, EC of the Bei Laisi bacillus to powdery mildew of cucumber50Respectively 18.68mg/L and 39.57mg/L, when jinggangmeisu and Bei Laisi bacillus mass ratio are 15:1~1:When 15, co-toxicity coefficient is greater than 120, performance Synergistic effect out, when jinggangmeisu and Bei Laisi bacillus mass ratio are 1:When 1, co-toxicity coefficient is maximum, and synergistic effect is best.
Embodiment two is by jinggangmeisu and Bei Laisi bacillus by weight 1:2 compoundings, carry out the field of powdery mildew of cucumber prevention and treatment Between test, different agents are made into respective concentration by the requirement of according to the form below, are administered for the first time in cucumber period, second after 7 days Application, twice, 7 days after application, 14 days, 21 days measurement disease indexs calculated drug effect for application altogether.
Table 2 prevents and treats powdery mildew of cucumber pharmacy effect comparison sheet
(Data source was in field control effectiveness test in 2017).
Embodiment three is by jinggangmeisu and Bei Laisi bacillus by weight 3:1 compounding, carries out powdery mildew of cucumber prevention and treatment Different agents are made into respective concentration by field trial, the requirement of according to the form below, are administered for the first time in cucumber period, second after 7 days Secondary application, twice, 7 days after application, 14 days, 21 days measurement disease indexs calculated drug effect for application altogether.
Table 3 prevents and treats powdery mildew of cucumber pharmacy effect comparison sheet
(Data source was in field control effectiveness test in 2017).

Claims (5)

1. a kind of bactericidal composition containing jinggangmeisu, it is characterised in that contain active constituent jinggangmeisu and Bei Laisi gemma bar Bacterium is set as 100% female medicine, the jinggangmeisu and Bei Laisi gemma bar with the Bei Laisi bacillus containing 100,000,000,000 cfu/g The weight ratio of bacterium is 15:1~1:15.
2. a kind of bactericidal composition containing jinggangmeisu according to claim 1, it is characterised in that the jinggangmeisu Weight ratio with Bei Laisi bacillus is 5:1~1:8.
3. a kind of bactericidal composition containing jinggangmeisu according to claim 1, it is characterised in that the jinggangmeisu Weight ratio with Bei Laisi bacillus is 1:1.
4. a kind of bactericidal composition containing jinggangmeisu according to claim 1, it is characterised in that the jinggangmeisu Content in compounding agent is 4-30%.
5. a kind of bactericidal composition containing jinggangmeisu according to claim 1 to 4 is in prevention and treatment powdery mildew of cucumber Using.
CN201810488707.XA 2018-05-21 2018-05-21 Validamycin-containing bactericidal composition and application thereof Active CN108812698B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810488707.XA CN108812698B (en) 2018-05-21 2018-05-21 Validamycin-containing bactericidal composition and application thereof

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Application Number Priority Date Filing Date Title
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113383797A (en) * 2021-05-28 2021-09-14 浙江省桐庐汇丰生物科技有限公司 Tetramycin-containing bactericidal composition
CN119817583A (en) * 2025-03-18 2025-04-15 浙江省桐庐汇丰生物科技有限公司 Bactericide containing validamycin and chinaberry terpene ketolide and application thereof

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107964514A (en) * 2017-09-08 2018-04-27 华夏春秋科技发展(北京)有限责任公司 A kind of Bei Laisi bacillus and its application on plant

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107964514A (en) * 2017-09-08 2018-04-27 华夏春秋科技发展(北京)有限责任公司 A kind of Bei Laisi bacillus and its application on plant

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
徐利剑: ""井冈霉素的研究进展"", 《中国农学通报》 *

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113383797A (en) * 2021-05-28 2021-09-14 浙江省桐庐汇丰生物科技有限公司 Tetramycin-containing bactericidal composition
CN113383797B (en) * 2021-05-28 2022-07-29 浙江省桐庐汇丰生物科技有限公司 Tetramycin-containing bactericidal composition
CN119817583A (en) * 2025-03-18 2025-04-15 浙江省桐庐汇丰生物科技有限公司 Bactericide containing validamycin and chinaberry terpene ketolide and application thereof

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