CN104604963A - Lotus leaf-corn stigma-sulfur mixture for bacteriostasis and preparation method and application thereof - Google Patents
Lotus leaf-corn stigma-sulfur mixture for bacteriostasis and preparation method and application thereof Download PDFInfo
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- 239000000203 mixture Substances 0.000 title claims abstract description 30
- 238000002360 preparation method Methods 0.000 title claims description 23
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- ORJVQPIHKOARKV-UHFFFAOYSA-N Nuciferine Natural products C1C2=CC=CC=C2C2=C(OC)C(OC)=CC3=C2C1N(C)CC3 ORJVQPIHKOARKV-UHFFFAOYSA-N 0.000 description 1
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- BJEPYKJPYRNKOW-UHFFFAOYSA-N alpha-hydroxysuccinic acid Natural products OC(=O)C(O)CC(O)=O BJEPYKJPYRNKOW-UHFFFAOYSA-N 0.000 description 1
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- ORJVQPIHKOARKV-OAHLLOKOSA-N nuciferine Chemical group C1C2=CC=CC=C2C2=C(OC)C(OC)=CC3=C2[C@@H]1N(C)CC3 ORJVQPIHKOARKV-OAHLLOKOSA-N 0.000 description 1
- 239000002420 orchard Substances 0.000 description 1
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Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
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- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The invention discloses a lotus leaf-corn stigma-sulfur mixture for bacteriostasis, which comprises 1 part of lime-sulfur mixture and 2-2.5 parts of lotus leaf-corn stigma mixture by weight, wherein the lotus leaf-corn stigma mixture is a lotus leaf-corn stigma ethanol solution with 5-6% of lotus leaf powder and 15-17.5% of corn stigma powder by weight, and ethanol with 70% of ethanol is used as a solvent, and the lime-sulfur mixture is an aqueous solution formed by mixing 5-6% of sulfur by weight and 15-20% of quick lime by weight; the mixture has the effect of combining three effects of strong bacteriostasis and disinsection, compared with the prior art, the bactericidal effect is improved, and simultaneously, the cost and the pollution are reduced because the adding amount of sulfur in the traditional lime sulfur mixture is reduced; the natural lotus leaves and corn stigma are used as raw materials, the raw materials are wide in source and low in cost, the growth of crops is not affected, and the environment is protected.
Description
Technical field
What the present invention relates to is a kind of antibacterial Chinese medicine preparation, in particular a kind of antibacterial lotus leaf-corn stigma-sulphur and its preparation method and application.
Background technology
Lime sulphur belongs to the one of inorganic sulfur goods, be called for short lime sulfur, main component is calcium polysulfide, for crineous frowziness liquid, in alkalescence, formed by lime, sulphur, the boiling that adds water, conventional proportioning is quicklime: sulphur: water=1:2:10, there is infiltration and corrode germ somatic cell and insect body wall, destroy the ability of germ and insect physiological activity, can be used for crops sterilization, desinsection and kill mite, to anthracnose and two spotted spider mite, the mealybug etc. of powdery mildew, wheat rust, fruit tree, also can be used for control livestock and poultry parasitic mite.But lime sulphur exists a lot of weak point, as lime sulphur can produce poisoning to multiple fruit tree; Not easily long term storage, volatile hydrogen sulfide gas, reduces drug effect, and Long-Time Service easily develops immunity to drugs etc. (Railway Project that orchard uses lime sulfur to note, Hebei Agriculture science and technology, 2008).
Dried waterlily leaf is a kind of important Chinese medicine preparation, its chemical composition mainly comprises the alkaline matter composition of Nuciferine, citric acid, malic acid, gluconic acid, oxalic acid, succinic acid and other antimitotic effect, its pharmaceutical research finds, lotus leaf has effect that is antipyretic, antibacterial, spasmolysis, can be used as Chinese medicine preparation for human body takes, and has diuresis defaecation, effect that heat-clearing is reposed.There is the material (Jiang Yihong, the research of lotus leaf bacteriostatic active ingredients, Zhejiang University's biosystem engineering and Food Science institute, 2007) of stronger bacteriostatic activity containing flavones, alkaloid and volatilization wet goods in lotus leaf.Corn stigma is also a kind of important Chinese medicine preparation, the traditional Chinese medical science think can inducing diuresis for removing edema, expel the heat-evil, flat liver cholagogic, can also antiallergy, in treatment ephritis water, the disease such as hepatitis.Wang Yuan waits clearly people to find in the process to Corn silk P.E bacteriostatic activity and heat-resistant pressure-resistant stability study, Corn silk P.E has certain fungistatic effect (Wang Yuanqing etc. to aspergillus niger etc., Corn silk P.E bacteriostatic activity and heat-resistant pressure-resistant stability study., Jiangsu's agriculture section,, but which kind of composition Corn silk P.E is specially has no report 2010).
Although report respectively in document in lotus leaf and corn stigma and contain antipathogenic composition, be used alone the standard that its fungistatic effect can not reach crops bacteriostatic agent, cannot apply in actual production.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, provide a kind of antibacterial lotus leaf-corn stigma-sulphur and its preparation method and application, to provide a kind of low stain, and the Chinese medicine preparation of the restraining and sterilizing bacteria desinsection triple effect had unification is newly filled a prescription.
The present invention is achieved by the following technical solutions:
A kind of antibacterial lotus leaf-corn stigma-sulphur, by weight, comprise 1 part of lime sulphur and 2 ~ 2.5 parts of lotus leaf-corn stigma mixture, described lotus leaf-corn stigma mixture to be mass fraction be 5% ~ 6% lotus leaf powder and mass fraction be 15% ~ 17.5% corn stigma powder using mass fraction be the ethanol of 70% as the lotus leaf-corn stigma ethanolic solution of solvent, described lime sulphur to be mass fraction be 5% ~ 6% the aqueous solution that mixes of sulphur and the mass fraction quicklime that is 15% ~ 20%.
A preparation method for above-mentioned antibacterial lotus leaf-corn stigma-sulphur, comprises the following steps:
(1) preparation of lotus leaf-corn stigma mixture: dried waterlily leaf and corn stigma are pulverized respectively, cross 80 mesh sieves, obtain lotus leaf powder and corn stigma powder, be that the ethanol of 70% is as solvent using mass fraction again, by lotus leaf powder and corn stigma powder mixed dissolution, filter, obtain lotus leaf-corn stigma mixture, wherein the mass concentration of lotus leaf powder is 5% ~ 6%, and the mass concentration of corn stigma powder is 15% ~ 17.5%;
(2) preparation of lime sulphur: by weight, gets 3 ~ 5 parts of quicklimes soluble in water, heating for dissolving, filter, obtain limewash, then 1 ~ 1.2 part of sulphur is first boiled into pasty state, be added in described limewash, boil 45 ~ 55 minutes, and constantly add water, make the mass concentration of described sulphur remain in the scope of 5% ~ 6%, the mass concentration of lime remains in the scope of 15% ~ 20%, filter, obtain lime sulphur;
(3) be that 2 ~ 2.5:1 mixes by the lime sulphur of the lotus leaf of step (1)-corn stigma mixture and step (2) according to mass ratio, namely obtain lotus leaf-corn stigma-sulphur.
In described step (1), the preferred solution temperature of mixed dissolution is 80 DEG C, and dissolution time is 4 hours, constantly stirs between breaking-in period.
Present invention also offers above-mentioned antibacterial lotus leaf-corn stigma-sulphur and prepare the application in agricultural chemicals bacteriostatic agent.
The present invention has the following advantages compared to existing technology: the invention provides a kind of antibacterial lotus leaf-corn stigma-sulphur and its preparation method and application, this mixture utilizes natural medicinal herb components to be mixed with bacteriostatic agent, in conjunction with the strong bactericidal insecticidal action of lime sulphur, realize the effect of restraining and sterilizing bacteria desinsection triple effect unification, this lotus leaf-corn stigma-sulphur is compared to traditional lime sulphur, the fungistatic effect of its lotus leaf and corn stigma coordinates the bactericidal effect of sulphur, improve the bactericidal effect of overall mixture, simultaneously, owing to decreasing the addition of sulphur in conventional lime sulphur, decrease cost, reduce pollution, using natural lotus leaf and corn stigma as raw material, raw material sources are extensive, with low cost, on the growth of crop without impact, protect environment.
Embodiment
Elaborate to embodiments of the invention below, the present embodiment is implemented under premised on technical solution of the present invention, give detailed embodiment and concrete operating process, but protection scope of the present invention is not limited to following embodiment.
Embodiment 1
Antibacterial lotus leaf-corn stigma-the sulphur of the present embodiment, its preparation method comprises the following steps:
(1) preparation of lotus leaf-corn stigma mixture: dried waterlily leaf and corn stigma are pulverized respectively, cross 80 mesh sieves, obtain lotus leaf powder and corn stigma powder, then using mass fraction be the ethanol of 70% as solvent, by lotus leaf powder and the mixing of corn stigma powder, and dissolve 4 hours under 80 DEG C of water-baths, filter, remove filter residue, obtain lotus leaf-corn stigma mixture, wherein the mass concentration of lotus leaf powder is 5%, and the mass concentration of corn stigma powder is 17.5%;
(2) preparation of lime sulphur: by weight, gets 5 parts of quicklimes soluble in water, heating for dissolving, filter, obtain limewash, then 1 part of sulphur is first boiled into pasty state, be slowly added in described limewash, boil 45 ~ 55 minutes, also constantly add water between boil phase, make the mass concentration of described sulphur remain in the scope of 5% ~ 6%, the mass concentration of lime remains in the scope of 15% ~ 20%, filter, obtain lime sulphur;
(3) be that 2:1 mixes by the lime sulphur of the lotus leaf of step (1)-corn stigma mixture and step (2) according to mass ratio, namely obtain lotus leaf-corn stigma-sulphur.
Test example 1: lotus leaf-corn stigma-sulphur extracorporeal bacteria inhibitor test detects:
Adopt Escherichia coli, staphylococcus aureus as indicator bacteria, respectively the microorganism fungus kind after activation is made finely dispersed suspension by stroke-physiological saline solution, adjustment concentration, makes cell concentration be about 10
6individual/ml, gets 0.10ml bacterium liquid respectively and adds in the plate containing aseptic culture medium, with the spreading rod even spread of sterilizing.
Lotus leaf-corn stigma-sulphur embodiment 1 prepared is made into the sample solution that mass percent is 5%, be that the sterilizing filter paper of 5mm soaks 30min in sample solution by diameter, taking-up is dried, be affixed on the above-mentioned culture dish surface scribbling the medium of indicator bacteria, cultivation is inverted 24 hours at 37 DEG C, observe inhibition zone size, inhibition zone is larger, its fungistatic effect is better, set sterile distilled water as blank simultaneously, often group 3 is parallel, simultaneously, lime sulphur is made into the positive reference substance solution that mass percent is 5%, repeat above-mentioned steps, observe the inhibition zone size of lime sulphur, measurement result is as shown in table 1 below:
Table 1: lotus leaf-corn stigma-sulphur is to the fungistatic effect chart for examination bacterium
Can find out in table 1, lotus leaf-corn stigma-sulphur of the present invention is compared to traditional lime sulphur, and no matter be to Escherichia coli or staphylococcus aureus, its fungistatic effect is all significantly increased.
Test example 2: lotus leaf-corn stigma-sulphur insecticidal effect detects
Select two spotted spider mite, mealybug as test worm, the test worm grown up is placed in plate, every plate 10, establish three groups of plates altogether, lotus leaf-corn stigma-sulphur is mixed with the sample solution that mass fraction is 0.5%, is evenly sprayed on above-mentioned test worm, viewing test worm death condition after 24 hours, statistics lethality, concrete outcome is as shown in table 2 below:
Table 2: lotus leaf-corn stigma-sulphur insecticidal effect testing result
As can be seen from Table 1, the insecticidal effect of lotus leaf-corn stigma-sulphur of the present invention is significantly higher than traditional lime sulphur.
Because lotus leaf-corn stigma-sulphur is compared to traditional lime sulphur, the content of its sulphur reduces, and therefore buy the cost also corresponding reduction of sulphur, the pollution that sulphur brings also slows down to some extent; Meanwhile, the restraining and sterilizing bacteria effect of this lotus leaf-corn stigma-sulphur is all significantly increased, and has broad application prospects.
Embodiment 2
Antibacterial lotus leaf-corn stigma-the sulphur of the present embodiment, its preparation method comprises the following steps:
(1) preparation of lotus leaf-corn stigma mixture: dried waterlily leaf and corn stigma are pulverized respectively, cross 80 mesh sieves, obtain lotus leaf powder and corn stigma powder, then using mass fraction be the ethanol of 70% as solvent, by lotus leaf powder and the mixing of corn stigma powder, and dissolve 4 hours under 80 DEG C of water-baths, filter, remove filter residue, obtain lotus leaf-corn stigma mixture, wherein the mass concentration of lotus leaf powder is 6%, and the mass concentration of corn stigma powder is 15%;
(2) preparation of lime sulphur: by weight, gets 3 parts of quicklimes soluble in water, heating for dissolving, filter, obtain limewash, then 1.2 parts of sulphur are first boiled into pasty state, be slowly added in described limewash, boil 45 ~ 55 minutes, also constantly add water between boil phase, make the mass concentration of described sulphur remain in the scope of 5% ~ 6%, the mass concentration of lime remains in the scope of 15% ~ 20%, filter, obtain lime sulphur;
(3) be that 2.5:1 mixes by the lime sulphur of the lotus leaf of step (1)-corn stigma mixture and step (2) according to mass ratio, namely obtain lotus leaf-corn stigma-sulphur.
Claims (4)
1. antibacterial lotus leaf-corn stigma-sulphur, it is characterized in that, by weight, comprise 1 part of lime sulphur and 2 ~ 2.5 parts of lotus leaf-corn stigma mixture, described lotus leaf-corn stigma mixture to be mass fraction be 5% ~ 6% lotus leaf powder and mass fraction be 15% ~ 17.5% corn stigma powder using mass fraction be the ethanol of 70% as the lotus leaf-corn stigma ethanolic solution of solvent, described lime sulphur to be mass fraction be 5% ~ 6% the aqueous solution that mixes of sulphur and the mass fraction quicklime that is 15% ~ 20%.
2. a preparation method for antibacterial lotus leaf-corn stigma-sulphur as claimed in claim 1, is characterized in that, comprise the following steps:
(1) preparation of lotus leaf-corn stigma mixture: dried waterlily leaf and corn stigma are pulverized respectively, cross 80 mesh sieves, obtain lotus leaf powder and corn stigma powder, be that the ethanol of 70% is as solvent using mass fraction again, by lotus leaf powder and corn stigma powder mixed dissolution, filter, obtain lotus leaf-corn stigma mixture, wherein the mass concentration of lotus leaf powder is 5% ~ 6%, and the mass concentration of corn stigma powder is 15% ~ 17.5%;
(2) preparation of lime sulphur: by weight, gets 3 ~ 5 parts of quicklimes soluble in water, heating for dissolving, filter, obtain limewash, then 1 ~ 1.2 part of sulphur is first boiled into pasty state, be added in described limewash, boil 45 ~ 55 minutes, and constantly add water, make the mass concentration of described sulphur remain in the scope of 5% ~ 6%, the mass concentration of lime remains in the scope of 15% ~ 20%, filter, obtain lime sulphur;
(3) be that 2 ~ 2.5:1 mixes by the lime sulphur of the lotus leaf of step (1)-corn stigma mixture and step (2) according to mass ratio, namely obtain lotus leaf-corn stigma-sulphur.
3. the preparation method of a kind of antibacterial lotus leaf-corn stigma-sulphur according to claim 2, is characterized in that, in described step (1), the solution temperature of mixed dissolution is 80 DEG C, and dissolution time is 4 hours.
4. antibacterial lotus leaf-corn stigma-sulphur as claimed in claim 1 is preparing the application in agricultural chemicals bacteriostatic agent.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106386852A (en) * | 2016-08-27 | 2017-02-15 | 江西天人生态股份有限公司 | Agricultural bacterial depressant, and preparation method and application thereof |
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- 2015-01-22 CN CN201510032640.5A patent/CN104604963B/en active Active
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106386852A (en) * | 2016-08-27 | 2017-02-15 | 江西天人生态股份有限公司 | Agricultural bacterial depressant, and preparation method and application thereof |
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| CN104604963B (en) | 2017-09-22 |
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Denomination of invention: A lotus leaf - corn whisker - sulfur mixture for bacteriostasis and its preparation method and application Effective date of registration: 20230117 Granted publication date: 20170922 Pledgee: Dingyuan County Credit Guarantee Co.,Ltd. Pledgor: Anhui wanhejiaer Biotechnology Co.,Ltd. Registration number: Y2023980031482 |
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Denomination of invention: A lotus leaf corn silk sulfur mixture for antibacterial purposes and its preparation method and application Granted publication date: 20170922 Pledgee: Dingyuan County Credit Guarantee Co.,Ltd. Pledgor: Anhui wanhejiaer Biotechnology Co.,Ltd. Registration number: Y2024980003736 |