CN104920506A - Plant pesticide and application thereof - Google Patents
Plant pesticide and application thereof Download PDFInfo
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- CN104920506A CN104920506A CN201510266031.6A CN201510266031A CN104920506A CN 104920506 A CN104920506 A CN 104920506A CN 201510266031 A CN201510266031 A CN 201510266031A CN 104920506 A CN104920506 A CN 104920506A
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- botanical pesticide
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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 plant pesticide and application thereof. The pesticide is obtained through a method comprising the following steps: (a) crushing raw materials of the plant pesticide, and soaking the crushed raw materials in white vinegar for 3-5h, wherein the raw materials include sophora flavescens, pepper, chili, pyrethrum, pokeberry root and pondweed; (b) heating the soaked raw materials for 30min at the temperature of 90-100 DEG C, cooling the raw materials until the temperature is 60-70 DEG C, and heating the raw materials for 90min; (c) stewing, cooling and filtering a heated solution to obtain the plant pesticide. The plant pesticide directly prepared by using plants as the raw materials is harmless to environments, human beings and animals; moreover, the raw materials are common plants and are rich in source, the pest killing effect can reach 90-95 percent, and crops can be effectively protected from being harmed by pests.
Description
Technical field
The invention belongs to field of biological pesticide, particularly a kind of botanical pesticide and application thereof.
Background technology
China is a large agricultural country, about 400,000,000 hm of the long-term occurring area of diseases and pests of agronomic crop
2, need produce and use 800,000 tons, agricultural chemicals every year, agricultural chemicals has become indispensable factor in agricultural production, but the widely using of agricultural chemicals, although serve important function to production development, but also there is such as insect pest, the resistance problems (resistance) of disease, to the pollution of environment and residual and accumulation problem (residue) in agricultural and animal products, injury natural enemy, destroy balance of nature, cause pest resurgence problem (resurgence) etc., from 1 day January in 2007, completely forbid acephatemet, parathion, parathion-methyl, 5 kinds of high-toxic organic phosphorus agricultural chemicals such as nuvacron and phosphamidon are agriculturally using, since particularly entering 2l century, people are for protection of the environment, the cry focusing on food security is day by day surging, harmless boilogical agricultural chemicals industry and field of biological control research obtain rare opportunity to develop.
Compared with traditional chemical agricultural chemicals, the plant resource active component of botanical pesticide easily decomposes under the effect of microorganism and sunlight, and residual low, environmental pollution is little, be specially adapted to the crop that veterinary antibiotics and tealeaves etc. are directly eaten by the mankind, also poisoning is not produced to crop, greatly, active component is complicated, can act on multiple tracts of insect, be conducive to overcoming pest resistance to insecticide for its mechanism of action and conventional chemical agricultural chemicals difference, it does not produce direct lethal effect to pest natural enemy, safer to non-target organism, most plants insecticide is to food in one's mouth vertebrate without overt toxicity, and control spectrum is narrower, has obvious selectivity, most plants insecticide can stimulate the growth of crop, promote volume increase, at present, botanical pesticide has become the desirable agricultural chemicals of pollution-free food production, can be ensured food safety from the source of agricultural product production engineering construction, the large scale application of botanical pesticide, the production of China's non-polluted farm product and pollution-free food will be promoted effectively, reduce production cost, improve agricultural output and quality, improve the competitive power of agricultural products, reduce the consumption of high malicious chemical pesticide, preserve the ecological environment, ensure food safety, to China's agricultural sustainable development and food security engineering construction, there is far-reaching social influence.The main development approach of botanical pesticide has two kinds: one to be for botanical pesticide produced by raw material with pesticide activity resource plant, two is from plant, find new pesticide activity lead compound, carry out bio-mimetic syntheses, research filters out the novel pesticide plant pesticide with commercialization value and refers to the agricultural chemicals utilizing and make damage by disease and insect poisonous plants or its active ingredient of other plant, but, botanical pesticide is most complex structure, effective active composition is not easily purified, botanical pesticide commercially available is at present mainly and extracts effective active composition by single plant, mainly utilize solvent method, extract with alcohol heat reflux, again with extracted with diethyl ether, filter, be mixed with agent, this method of purification is to equipment relative complex, the single broad spectrum activity of raw material is poor, and partial solvent is to human health, and be that botanical pesticide directly produced by raw material with plant, although can be composite by various plants, but be often subject to production technology, raw material sources, season, the restriction of region, agricultural chemicals is difficult to prepare throughout the year or be difficult to long-time preservation, as application number disclosed in the Chinese patent of 201210174605.3 with tobacco leaf, tealeaves compound botanical pesticide, to aphid, there is good killing action, but tobacco leaf and tealeaves are only boiled rear filtration by it, in filtrate, active substance is difficult to keep drug effect for a long time, need instant joining, therefore, develop the compound botanical agricultural chemicals of length of a kind of holding time, it is this area technical barrier urgently to be resolved hurrily always.
Summary of the invention
For the problems referred to above, the invention provides a kind of nontoxic to people and animals, environmentally friendly, the botanical pesticide of the chemical pesticide use of alternative current use, the present invention is achieved in that
A kind of botanical pesticide, it obtains by the following method:
A () crosses 100 mesh sieves after being pulverized by botanical pesticide raw material, be then immersed in light-coloured vinegar, soaks 3-5h;
Described raw material comprises, by percentage to the quality: kuh-seng 24%, Chinese prickly ash 14%, capsicum 14%, Dalmatian chrysanthemum 14%, Phytolacca acinosa 20%, surplus is pondweed;
B () heats 30min under the raw material after immersion is placed in 90-100 DEG C of temperature, be then cooled to 60-70 DEG C, heating 90min;
C (), by after the solution left standstill cooling after heating, filtration, adjustment filtrate volume concentration is 40-50%, namely obtains described botanical pesticide.
The application of a kind of botanical pesticide as described herein in control plant pest.
Further, botanical pesticide is being prevented and treated in the application in phytopathy worm as described herein, and described plant is leaf vegetables, Solanaceae class or rattan section class vegetables.
Further, botanical pesticide is preventing and treating the application in phytopathy worm as described herein, described application in control plant pest refers to: after botanical pesticide being watered dilution 40-60 times, spray in aboveground vegetation part, the amount of spraying is 400-500ml/ mu botanical pesticide.
Beneficial effect of the present invention is:
(1) botanical pesticide provided by the present invention is that raw material directly prepares, to environment, person poultry harmless with plant;
(2) botanical pesticide raw material of the present invention is frequently seen plants, abundance, can establishing in large scale;
(3) botanical pesticide of the present invention is directly sprayed on after can diluting on vegetables, the branch of fruit tree, leaf, cane, also can be embedded in soil, drive, kill insects, and through on probation, the effect of desinsection can up to 90 ~ 95%, can effective cover crop by the infringement of insect.
(4) step of the present invention is simple, consuming time short, can wide popularization and application, substitutes chemical agent.
Embodiment
By percentage to the quality, by raw material kuh-seng 24%, Chinese prickly ash 14%, capsicum 14%, Dalmatian chrysanthemum 14%, Phytolacca acinosa 20%, surplus is pondweed; At least cross 100 mesh sieves after being pulverized by raw material, be then immersed in light-coloured vinegar, soak 24-48h;
Heat 30min under raw material after immersion is placed in 90-100 DEG C of temperature, be then cooled to 60-70 DEG C, heating 90min;
After the solution left standstill cooling after heating, filtering, adjustment filtrate volume concentration is 40-50%, namely obtains described botanical pesticide.
Embodiment 2 botanical pesticide toxotest
Use healthy rat 20, body weight 180 ~ 200g, male and female half and half.
Experimental condition: environmental temperature 22 ± 2 DEG C, relative moisture 40-70%, botanical pesticide embodiment 1 obtained dilutes 40 times with sterile water.
After Rat Fast spends the night, use botanical pesticide 40 times of dilution per os gavage with the dosage of 5000mg/kg.b.wt., 6 hours feedings after gavage, 2 weeks observation periods.Obvious poisoning manifestations is had no, without animal dead in the observation period after male and female rat oral gavage.
Embodiment 3
The botanical pesticide 40 times that difference Example 1 obtains and 60 times of dilution (with sterile water dilution) 50ml, be placed in the culture dish after sterilizing, numbering 1,2, put into 10 cabbage leaves respectively, soak 30min, taking-up is dried; Get each 20 of cabbage caterpillar and rice and diamond-back moth third-instar larvae, with the blade feeding after drying, set up control group with sterile water, each process repeats 3 times, averages, and experimental result is as shown in table 1 simultaneously.
Table 1 botanical pesticide desinsection is tested
| Sequence number | Cabbage caterpillar death (only) | Diamond-back moth third-instar larvae death (only) |
| 1 | 18 | 18 |
| 2 | 16 | 17 |
| Control group | 1 | 2 |
From table 1, this botanical pesticide has good insecticidal effect.
Embodiment 4
After botanical pesticide sealing bottling sealing embodiment 1 obtained, under normal temperature, (20-30 DEG C) lucifuge stores.
Experiment component is three groups:
1, botanical pesticide 40 times of dilutions of embodiment 1 acquisition;
2, the botanical pesticide that embodiment 1 obtains stores 40 times of dilutions after month;
3, the botanical pesticide that embodiment 1 obtains stores 40 times of dilutions after three months;
Control group: sterile water;
Aphid is put into culture dish, 20/ware, respectively to spraying each group of solution in culture dish, 10ml/ ware, often organizing repetition 3 times, averaging, cultivate under culture dish being placed room temperature, after 2h, 12h, 36h, check aphid death condition, result is as shown in table 2:
Active testing sprayed by table 2
| Group | Dead (only)/2h | Dead (only)/12h | Dead (only)/36h |
| 1 | 7 | 19 | 20 |
| 2 | 5 | 18 | 18 |
| 3 | 4 | 16 | 16 |
| Control group | 0 | 1 | 3 |
As shown in Table 2, this botanical pesticide has higher killing effect to aphid, substantially dead in 12h, and this agricultural chemicals effective active composition in three months is basicly stable, has longer shelf life.
In specific implementation process, can be as the case may be, after this botanical pesticide dilution 40-60 times, by the amount of spraying of 400-500ml/ mu botanical pesticide (before dilution), directly spray on the leaf of the plants such as vegetables, melon and fruit, tealeaves, traditional Chinese medicine, root, stem with sprayer, the insect such as kill software, joint flash, duricrust, creep, in force, notably avoid before rain and execute, otherwise insecticide effect can be weakened.
More than show and describe general principle of the present invention and principal character and advantage of the present invention.The technical staff of the industry should understand; the present invention is not restricted to the described embodiments; what describe in above-described embodiment and specification just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.
Claims (4)
1. a botanical pesticide, is characterized in that, described agricultural chemicals obtains by the following method:
A () crosses 100 mesh sieves after being pulverized by botanical pesticide raw material, be then immersed in light-coloured vinegar, soaks 3-5h;
Described raw material is, by percentage to the quality: kuh-seng 24%, Chinese prickly ash 14%, capsicum 14%, Dalmatian chrysanthemum 14%, Phytolacca acinosa 20%, surplus is pondweed;
B () heats 30min under the raw material after immersion is placed in 90-100 DEG C of temperature, be then cooled to 60-70 DEG C, heating 90min;
C (), by after the solution left standstill cooling after heating, filtration, adjustment filtrate volume concentration is 40-50%, namely obtains described botanical pesticide.
2. the application of botanical pesticide in control insect pest of the plant as claimed in claim 1.
3. apply according to claim 2, it is characterized in that, described plant is leaf vegetables, Solanaceae class or rattan section class vegetables.
4. apply as described in Claims 2 or 3, it is characterized in that, described application in control insect pest of the plant refers to: after botanical pesticide being watered dilution 40-60 times, spray in aboveground vegetation part, the amount of spraying is 400-500ml/ mu botanical pesticide.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510266031.6A CN104920506B (en) | 2015-05-22 | 2015-05-22 | A kind of botanical pesticide and its application |
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| CN201510266031.6A CN104920506B (en) | 2015-05-22 | 2015-05-22 | A kind of botanical pesticide and its application |
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| CN104920506A true CN104920506A (en) | 2015-09-23 |
| CN104920506B CN104920506B (en) | 2018-01-02 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105660727A (en) * | 2015-12-18 | 2016-06-15 | 信宜市四海永丰现代种养场 | Preparation method of biological disease and pest prevention medicine used for melon and fruit vegetables |
| CN108271822A (en) * | 2018-02-10 | 2018-07-13 | 湖南超农农业发展有限公司 | A kind of Chinese herbal and crude drugs preparations and its preparation method and application of disinsection prophylaxis weeding |
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| CN1502243A (en) * | 2002-11-20 | 2004-06-09 | 邓志宏 | Broad-spectrum pesticide using plant composition as raw material and preparation process thereof |
| CN103609623A (en) * | 2013-11-25 | 2014-03-05 | 青岛东颐锦禾农业科技有限公司 | Pesticidal bactericidal compound for organic vegetable planting and manufacturing method thereof |
| CN103843843A (en) * | 2012-12-04 | 2014-06-11 | 青岛艾华隆生物科技有限公司 | High-efficiency non-toxic pesticide and preparation method thereof |
| CN103988854A (en) * | 2014-04-15 | 2014-08-20 | 李春德 | Radix sophorae flavescentis and vinegar mixture for preventing and treating crop diseases |
| CN104430611A (en) * | 2014-12-09 | 2015-03-25 | 刘晓 | Insecticide special for vegetables and preparation method of insecticide |
-
2015
- 2015-05-22 CN CN201510266031.6A patent/CN104920506B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1502243A (en) * | 2002-11-20 | 2004-06-09 | 邓志宏 | Broad-spectrum pesticide using plant composition as raw material and preparation process thereof |
| CN103843843A (en) * | 2012-12-04 | 2014-06-11 | 青岛艾华隆生物科技有限公司 | High-efficiency non-toxic pesticide and preparation method thereof |
| CN103609623A (en) * | 2013-11-25 | 2014-03-05 | 青岛东颐锦禾农业科技有限公司 | Pesticidal bactericidal compound for organic vegetable planting and manufacturing method thereof |
| CN103988854A (en) * | 2014-04-15 | 2014-08-20 | 李春德 | Radix sophorae flavescentis and vinegar mixture for preventing and treating crop diseases |
| CN104430611A (en) * | 2014-12-09 | 2015-03-25 | 刘晓 | Insecticide special for vegetables and preparation method of insecticide |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105660727A (en) * | 2015-12-18 | 2016-06-15 | 信宜市四海永丰现代种养场 | Preparation method of biological disease and pest prevention medicine used for melon and fruit vegetables |
| CN108271822A (en) * | 2018-02-10 | 2018-07-13 | 湖南超农农业发展有限公司 | A kind of Chinese herbal and crude drugs preparations and its preparation method and application of disinsection prophylaxis weeding |
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| Publication number | Publication date |
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| CN104920506B (en) | 2018-01-02 |
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Inventor after: Liang Guoqiang Inventor after: Liang Yanan Inventor after: Qian Shuguang Inventor after: Liao Haifeng Inventor before: Liang Yanan Inventor before: Qian Shuguang Inventor before: Song Lijun |
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Effective date of registration: 20201216 Address after: Room 501, office building, Langchuan Avenue, Jianping Town, Langxi County, Xuancheng City, Anhui Province Patentee after: He Yonggang Address before: 214247 Tangquan village, Xushe Town, Yixing City, Wuxi City, Jiangsu Province Patentee before: JIANGSU LVZHIYUN AGRICULTURAL SCIENCE AND TECHNOLOGY Co.,Ltd. |
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Effective date of registration: 20211126 Address after: 063000 Kaiyue road Xidong magezhuang north, Kaiping District, Tangshan City, Hebei Province Patentee after: Tangshan Dingchen Food Co.,Ltd. Address before: Room 501, office building, Langchuan Avenue, Jianping Town, Langxi County, Xuancheng City, Anhui Province Patentee before: He Yonggang |