CN102224832B - Broad-spectrum insecticide prepared by Chinese herbal medicine and production method thereof - Google Patents
Broad-spectrum insecticide prepared by Chinese herbal medicine and production method thereof Download PDFInfo
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- CN102224832B CN102224832B CN2011100962084A CN201110096208A CN102224832B CN 102224832 B CN102224832 B CN 102224832B CN 2011100962084 A CN2011100962084 A CN 2011100962084A CN 201110096208 A CN201110096208 A CN 201110096208A CN 102224832 B CN102224832 B CN 102224832B
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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
Abstract
The invention discloses a broad-spectrum insecticide prepared by Chinese herbal medicines and a production method thereof; eight toxic Chinese herbal medicines are selected, including arisaema, pinellia ternate, climbing aconite, omphalia, sophora flavescens ait, pyrethrum, croton, rhizomatum; the production method comprises the following steps: cleaning the medicines separately, drying, pulverizing the medicines, performing low-temperature supercritical extraction, filtering, purifying the medicines by column chromatography, concentrating, well mixing, filling the mixture into bottles, performing sterilization, warehousing after qualification, and storing at a low temperature. The production method of the invention adopts effective insecticidal ingredients obtained after low-temperature supercritical extraction and purification, and prepares the preparation by mixing, and the insecticide of the invention has greatly improved insecticidal effect with little using amount. The insecticide of the invention is applicable to large-scale production, has low cost, adopts pure natural raw materials with no environmental pollution, has guaranteed food safety, and has quite high popularization value.
Description
Technical field
The present invention relates to a kind of biologic product technical field of pesticide, particularly broad spectrum pesticide and the production method of making by Chinese herbal medicine thereof that various insects is had killing effect.
Background technology
Chemical pesticide is human insect pests harm, reduces the important means of crop loss, guarantee food supply that the present and the future can play a great role.But residue of pesticide not only directly influence food security, and cause soil degradation, environmental pollution, have become the important hidden danger that jeopardizes human survival.
By the insecticidal preparation that Chinese herbal medicine is made, China as far back as last century the seventies just begin one's study and drop into diseases and pests controlling practice, but promote slowly.Its reason is that one is that the basic research of Chinese herbal medicine insecticidal mechanism is not enough; The 2nd, prescription is simple, and insecticidal effect is not remarkable; The 3rd, damp production is in the workshop stage, the high and difficult formation scale of production cost; The 4th, the purifying desinsection composition of not living, impurity is many, and insecticidal effect is poor; The 5th, domestic production in last century power and living standard are low, the food insufficient total amount, and food security does not attract great attention as yet, and the Chinese herbal medicine insecticide market demand capacity is narrow and small.
Summary of the invention
Because the above, the object of the present invention is to provide a kind of is the broad spectrum pesticide of raw material, efficient noresidue with the natural Chinese herbal medicines, and adopts industrial method production, and cost is lower.
A kind of broad spectrum pesticide of making by Chinese herbal medicine, it is characterized in that: the low temperature extract by 8 kinds of Chinese herbal medicines is formed, each raw material portion is as follows: Southern Star 11～12%, the tuber of pinellia 10～12%, rattan crow 18～16%, stone-like omphalia 8～12%, kuh-seng 13～15%, Dalmatian chrysanthemum 10～12%, crotons 15～11%, rootstock jackinthepulpit tuber 15～10%.
A kind of production method of the broad spectrum pesticide of making by Chinese herbal medicine, it is characterized in that: after dividing single product to clean, dry, pulverize in the prescription Chinese herbal medicine, the low temperature supercritical extract, after filtration, post is analysed purifying, is concentrated and to obtain and specific gravity liquid body such as the Chinese herbal medicine that feeds intake, fully mix the back bottling, warehouse-in after sterilizing, low-temperature condition is deposited.
Described pulverizing adopts the omnipotent dust suction cracker of B-X to carry out.
Described extraction process adopts TH ultralow temperature extraction equipment to carry out.
Described post is analysed purifying process and is adopted common common apparatus to carry out.
Described hybrid technique adopts the WH conical twin-screw mixer to carry out.
Described bottling process using GZWY double end liquid-filling machine carries out.
Described sterilization adopts the horizontal sterilizing unit in first peak to carry out.
Described low-temperature condition is: 5 ℃ ± 1.0 ℃.
By the insecticidal active ingredient mix preparation behind low temperature supercritical extract, the purifying, improve insecticidal active ingredient concentration, reduced dosage, comprehensive deinsectization has improved insecticidal effect.Control efficiency of the present invention is remarkable, and the agricultural chemicals noresidue is preserved the ecological environment and ensured food safety, and the present invention adopts industrial method production, and cost is low, and the production efficiency height is fit to large-scale production.
Embodiment:
In order to be described in more detail the present invention, the present invention is done further detailed description below in conjunction with the concrete example of implementing.
Kind according to poisonous Chinese herbal medicine in Compendium of Material Medica, " Pharmacopoeia of People's Republic of China (2005 editions) ", " Pharmacopoeia of People's Republic of China (1990 editions) ", " Pharmacopoeia of People's Republic of China (1995 editions) ", adopt orthogonal test method, through repetition test, filter out efficient noresidue prescription and be: Southern Star, the tuber of pinellia, rattan crow, stone-like omphalia, kuh-seng, Dalmatian chrysanthemum, crotons, rootstock jackinthepulpit tuber be totally 8 kinds of toxic traditional Chinese medicine materials.
A kind of broad spectrum pesticide of making by Chinese herbal medicine, it is characterized in that: the low temperature extract by 8 kinds of Chinese herbal medicines is formed, each raw material portion is as follows: Southern Star 11～12%, the tuber of pinellia 10～12%, rattan crow 18～16%, stone-like omphalia 8～12%, kuh-seng 13～15%, Dalmatian chrysanthemum 10～12%, crotons 15～11%, rootstock jackinthepulpit tuber 15～10%.
A kind of production method of the broad spectrum pesticide of making by Chinese herbal medicine, it is characterized in that: after dividing single product to clean, dry, pulverize in the prescription Chinese herbal medicine, the low temperature supercritical extract, after filtration, post is analysed purifying, is concentrated and to obtain and specific gravity liquid body such as the Chinese herbal medicine that feeds intake, fully mix the back bottling, warehouse-in after sterilizing, low-temperature condition is deposited.
Described pulverizing adopts the omnipotent dust suction cracker of B-X to carry out.
Described extraction process adopts TH ultralow temperature extraction equipment to carry out.
Described post is analysed purifying process and is adopted common common apparatus to carry out.
Described hybrid technique adopts the WH conical twin-screw mixer to carry out.
Described bottling process using GZWY double end liquid-filling machine carries out.
Described sterilization adopts the horizontal sterilizing unit in first peak to carry out.
Described low-temperature condition is: 5 ℃ ± 1.0 ℃.
The present invention compares conventional art:
1, changing direct extract mix preparation is insecticidal active ingredient mix preparation behind low temperature supercritical extract, the purifying, improve insecticidal active ingredient concentration, reduce dosage, improve insecticidal effect, extract Omphalin as stone-like omphalia, crotons extract " toxicity globulin ", and kuh-seng extracts matrine, D one oxymatrine etc.
2, changing single poisoning is comprehensive deinsectization.As the direct toxic action of tuber of pinellia coniine tool, and its induced abortion albumen also tool can reduce the reproduction coefficient that does not kill off the insect pests.Though directly insecticidal effect is poor, toxicity is low for stone-like omphalia, Omphalin has the extremely strong effect of melting to polypide epidermal protein cutin.Can significantly improve the insecticidal effect of other toxicant.Result of the test is as follows:
2-1: Omphalin improves insect killing effect test
In comprehensive medicinal effective ingredient 25%, under 1: 1000 condition of working concentration, wide field trial result following (contrast does not add Omphalin):
Pill and insect killing effect test statistical form
2-2: the albumen of having an abortion effectively reduces the insect breeding more, for the examination insect is: cabbage caterpillar, and test method:
1. install two groups of cylinder moulds, 3 every group, each 5m
2, preset wild cabbage 5 basins in the cage, every basin one strain;
2. preparation poison honey: put one bottle of horse mouth bottle cap on every strain wild cabbage, get 1000 times of the albumen 40ml[content 25% extract dilutions of partly having an abortion again] admix honey 10 grams];
3. catch back in 120 every cages of imported cabbageworm and put into 20, control group adds 10g honey with 40ml water, and the result is as follows:
3, control efficiency is remarkable, the agricultural chemicals noresidue, to the multiple kinds of crops experiment, insecticidal effect is better than organophosphorus agent and ester insecticides through for many years, and, all do not detect the Chinese materia medica tocixity composition after the use to multiple plants of Solanaceae such as multiple brassicaceous vegetable such as grass family cereal, broccoli, potato such as paddy rice.
Claims (7)
1. the production method of a broad spectrum pesticide of being made by Chinese herbal medicine is characterized in that, is made up of the low temperature extract of 8 kinds of Chinese herbal medicines, each raw material portion is as follows, Southern Star 11～12%, the tuber of pinellia 10～12%, rattan crow 18～16%, stone-like omphalia 8～12%, kuh-seng 13～15%, Dalmatian chrysanthemum 10～12%, crotons 15～11%, rootstock jackinthepulpit tuber 15～10%, described each raw material lot summation is 100%; Its production method is: with the prescription Chinese herbal medicine divide that single product are cleaned, oven dry, pulverize after, the low temperature supercritical extract, after filtration, post analyses purifying, concentrate and obtain and specific gravity liquid body such as the Chinese herbal medicine that feeds intake, and fully mixes the back bottling, puts in storage after sterilizing, low-temperature condition is deposited.
2. according to the production method of the described broad spectrum pesticide of making by Chinese herbal medicine of claim 1, it is characterized in that described pulverizing adopts the omnipotent dust suction cracker of B-X to carry out.
3. according to the production method of the described broad spectrum pesticide of making by Chinese herbal medicine of claim 1, it is characterized in that described extraction process adopts TH ultralow temperature extraction equipment to carry out.
4. according to the production method of the described broad spectrum pesticide of making by Chinese herbal medicine of claim 1, it is characterized in that described hybrid technique adopts the WH conical twin-screw mixer to carry out.
5. according to the production method of the described broad spectrum pesticide of making by Chinese herbal medicine of claim 1, it is characterized in that described bottling process using GZWY double end liquid-filling machine carries out.
6. according to the production method of the described broad spectrum pesticide of making by Chinese herbal medicine of claim 1, it is characterized in that described sterilization adopts the horizontal sterilizing unit in first peak to carry out.
7. according to the production method of the described broad spectrum pesticide of making by Chinese herbal medicine of claim 1, it is characterized in that described low-temperature condition is: 5 ℃ ± 1.0 ℃.
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| CN2011100962084A CN102224832B (en) | 2011-04-18 | 2011-04-18 | Broad-spectrum insecticide prepared by Chinese herbal medicine and production method thereof |
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| CN102224832B true CN102224832B (en) | 2013-07-31 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102640765B (en) * | 2012-04-18 | 2014-11-19 | 王振伟 | Green and novel crop pest repellent |
| CN106386905A (en) * | 2016-04-29 | 2017-02-15 | 惠州市四季绿农产品有限公司 | Biological insecticide |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1123087A (en) * | 1994-11-14 | 1996-05-29 | 李洪新 | Composition of traditional Chinese medicine and preparation method thereof |
| CN101023754A (en) * | 2006-02-20 | 2007-08-29 | 王景安 | Plant farm-chemical beadtree insect-killing agent of traditional Chinese herbs and preparing method |
| CN101926372A (en) * | 2010-07-12 | 2010-12-29 | 重庆东方农药有限公司 | Nicotinamide-matrine aqua vegetable insecticide and preparation method thereof |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1123087A (en) * | 1994-11-14 | 1996-05-29 | 李洪新 | Composition of traditional Chinese medicine and preparation method thereof |
| CN101023754A (en) * | 2006-02-20 | 2007-08-29 | 王景安 | Plant farm-chemical beadtree insect-killing agent of traditional Chinese herbs and preparing method |
| CN101926372A (en) * | 2010-07-12 | 2010-12-29 | 重庆东方农药有限公司 | Nicotinamide-matrine aqua vegetable insecticide and preparation method thereof |
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