CN102388930B - Traditional Chinese medicine composition in plant bactericide, and preparation method and application of Chinese medicinal composition - Google Patents
Traditional Chinese medicine composition in plant bactericide, and preparation method and application of Chinese medicinal composition Download PDFInfo
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- CN102388930B CN102388930B CN201110302865.XA CN201110302865A CN102388930B CN 102388930 B CN102388930 B CN 102388930B CN 201110302865 A CN201110302865 A CN 201110302865A CN 102388930 B CN102388930 B CN 102388930B
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Abstract
The invention relates to a Chinese medicinal composition in plant bactericide, and a preparation method and application of the Chinese medicinal composition. The composition comprises gingko episperm, common cnidium fruit, cortex meliae, and the fruit of Rangoon creeper which are used as active ingredients, and the active ingredients are subjected to alcohol extraction to be prepared into tablets or emulsion; and the Chinese medicinal composition can control blackberry downy mildew; and the Chinese medicinal composition is prepared from Chinese medicines and adverse reaction such as environmental pollution and the like are avoided.
Description
Technical field
The present invention relates to a kind of bactericide, particularly Chinese medicine composition of a kind of bactericide and its preparation method and application, belongs to Chinese medicine compound prescription technical field.
Background technology
China is large agricultural country, and about 400,000,000 m2 of area occur crop diseases and pest crop smothering throughout the year, needs every year to produce and use 800,000 tons, agricultural chemicals, and agricultural chemicals has become indispensable factor in agricultural production.Being widely used of agricultural chemicals, although production development has been played to important function, also occurred pesticide resistance problem such as insect pest, disease, to the pollution of environment and in agricultural and animal products residual and accumulation problem, injure natural enemy, destroy balance of nature, cause pest resurgence problem etc.This development to novel pesticide has proposed higher requirement.Especially, since entering 21 century, along with the cry of people's uphold nature, protection of the environment, concern food security is day by day surging, harmless boilogical agricultural chemicals industry and biological control area research have obtained rare opportunity to develop.
The outlet of China's Traditional Agricultural product, is just being subject to serious threat and challenge.From export-oriented commodity, in the key products such as the bitter edible plant leaf of China, vegetables, fruit, tobacco, blackberry, blueberry, because residue of pesticide exceed standard, reduced outlet and maybe can not export, make Chinese Economy Development be subject to very large impact.With regard to tealeaves, if use plant pesticide to replace synthetic chemistry agricultural chemicals, just can guarantee that tealeaves non agricultural chemical residuum pollutes.Now the annual tea export of China is 200,000 tons, and 10,000 tons of Increasing exports just can be earned foreign exchange 2,000 ten thousand dollars.If use non-toxic herb agricultural chemicals, can make the export of farm produces such as China's Vegetable, fruit, tobacco increase competitiveness.
The plant pesticide that at present also has some to extract from kuh-seng, but it is unreasonable to fill a prescription, effect is not ideal, is not suitable for suitability for industrialized production, and market in urgent need is a kind of is conducive to environmental protection, effectively sterilization, and can be applicable to the plant pesticide of production greatly.
Summary of the invention
In view of the deficiencies in the prior art, the object of the present invention is to provide Chinese medicine composition of a kind of bactericide and preparation method thereof, this Chinese medicine composition is evident in efficacy.
The object of the present invention is achieved like this:
, it is prepared by the raw material of following parts by weight: gingko episperm 20-30 part, frutus cnidii 20-30 part, azedarach 10-30 part, fruit of Rangoon creeper 15-25 part.
, it is prepared by the raw material of following parts by weight: 25 parts of gingko episperms, 25 parts of frutus cnidiis, 20 parts of azedaraches, 20 parts of the fruits of Rangoon creeper.
The preparation method of above-mentioned a kind of bactericide, it comprises the steps: to get gingko episperm, frutus cnidii, azedarach, fruit of Rangoon creeper's four traditional Chinese medicine material, add 70% alcohol reflux that medicinal material total amount 10-20 doubly measures at every turn, reflux twice, each 2 hours, merge alcohol extract, the medicinal extract that relative density is 1.12～1.15 when 0.08MPa, 60 ℃ are evaporated to 60 ℃, spraying is dry, obtains dry extract, is pressed into tablet or adds pesticide emulsifier 600 # and make emulsion.
The application of above-mentioned bactericide in preventing and treating blackberry, blueberry downy mildew.
The present invention also provides the application of described bactericide aspect the common disease of control fruit, wheat, paddy rice, vegetables, and the disease of concrete control comprises: the scab of apple, pears, peach, anthracnose, brown spot, ring spot; Wheat powdery mildew, rust; Rice blast; The powdery mildew of blackberry, blueberry, grape, watermelon, downy mildew, anthracnose; The powdery mildew of capsicum, vegetables, vertical withered, downy mildew, anthracnose etc.
Gingko episperm in side of the present invention, frutus cnidii, azedarach, the fruit of Rangoon creeper, be pharmacopeia kind, the effect with sterilizing, the main active ingredient of gingko episperm as bactericide is usingd in wood invention just, be aided with again the composition in other raw materials with biocidal efficacies, realized the effective control to plant disease.
The preferred application process of bactericide of the present invention: it is main purpose that the using of bactericide of the present invention prevented crop pest, by the bactericide dilution 600-800 preparing doubly, application dosage according to different diseases kind and the definite unit are of plant size, is generally every mu and uses 30-40g bactericide of the present invention.
Bactericide of the present invention is remarkable to its prevention against usual damages effect of above-mentioned fruit, wheat, paddy rice and vegetables, and the bactericidal agent for preventing and treating blackberry, blueberry downy mildew of the present invention of take is below example, and the effect of controlling plant diseases of the present invention is described.
One, experimental subjects:
Cucumber downy mildew
Two, experimental technique:
Experiment place: farmland, Baima town, Lishui County, Nanjing.
Experiment material: prepare bactericide of the present invention according to following embodiment 2 preparation methods, get gingko episperm 25kg, frutus cnidii 25kg, azedarach 20kg, fruit of Rangoon creeper 20kg four traditional Chinese medicine material, 70% alcohol reflux that at every turn adds 15 times of amounts of medicinal material total amount, reflux twice, each 2 hours, merge alcohol extract, decompression recycling ethanol, obtain alcohol extracting concentrate, the medicinal extract that relative density is 1.14 when 0.08MPa, 60 ℃ are evaporated to 60 ℃, spraying is dry, obtains dry extract, adds pesticide emulsifier 600 # and is prepared into emulsion.
Experiment grouping: select at random ，Mei community, 20Ge community area 14m in field
2gai20Ge community is divided into 5 groups at random, one group of 4 community, every group of bactericide 30g/ mu (A) of using respectively the embodiment of the present invention 1 preparation, 35g/ mu (B), 40g/ mu (C), 5% epidemic disease frost gram reveals sprinkling 82g/ mu (D) and clear water (E), and dispenser when field starts to fall ill, sprayed once every 7 days, execute altogether 4 times, till spray value is dripped with spray medicine blade liquid according to each group of design concentration.
Experiment observational technique: investigate 100 leaves of investigation in ，Mei community after last dispenser for 7 days, minute Pyatyi is recorded the incidence of disease and sick level, and calculates 4 community disease indexs (disease refers to) and the control efficiency average of every group.Control efficiency is calculated according to following formula: control efficiency (%)=(check plot disease refers to that a treatment region disease refers to)/check plot disease refers to x100
Three, experimental result
Experimental result is in Table 1.
Table 1. bactericide of the present invention is prevented and treated the effect mean value of blackberry, blueberry downy mildew
Upper from showing, bactericide of the present invention has favorable effect to blackberry, blueberry downy mildew, and while particularly using with the amount of application of 40g/ mu, its preventive effect is significantly better than epidemic disease frost gram dew.
In addition, compared with prior art, bactericide of the present invention also has following other beneficial effect: 1. bactericide of the present invention is safer to people and animals.By SD rat is carried out to fragmentation test, result shows that bactericide of the present invention, to eyes, skin nonirritant, is low toxicity through its acute toxicity of day skin evidence, in atmosphere and soil, easily decomposes, and non-poisonous material is residual.2. bactericide of the present invention is little on the impact of farmland natural enemy, contributes to keep ecotope.Bactericide of the present invention take traditional Chinese medicine as raw material system each, more friendly to environment than the bactericide of chemistry property.
Embodiment
Form by Preparation Example and animal experiment example is described in further detail foregoing of the present invention again below, but this should be interpreted as to the scope of the above-mentioned theme of the present invention only limits to following example, all technology realizing based on foregoing of the present invention all belong to scope of the present invention.
Each embodiment needed raw material parts by weight of table 1, unit: kg
| Gingko episperm | Frutus cnidii | Azedarach | The fruit of Rangoon creeper | |
| Embodiment 1 | 20 | 30 | 10 | 25 |
| Embodiment 2 | 25 | 25 | 20 | 20 |
| Embodiment 3 | 30 | 20 | 30 | 15 |
Embodiment 1: the preparation of tablet
Get gingko episperm 20kg, frutus cnidii 30kg, azedarach 10kg, fruit of Rangoon creeper 25kg four traditional Chinese medicine material, 70% alcohol reflux that at every turn adds 10 times of amounts of medicinal material total amount, reflux twice, each 2 hours, merge alcohol extract, the medicinal extract that relative density is 1.12 when 0.08MPa, 60 ℃ are evaporated to 60 ℃, spraying is dry, obtain dry extract, add appropriate amount of starch and be pressed into tablet.
Embodiment 2: the preparation of emulsion
Get gingko episperm 25kg, frutus cnidii 25kg, azedarach 20kg, fruit of Rangoon creeper 20kg four traditional Chinese medicine material, 70% alcohol reflux that at every turn adds 15 times of amounts of medicinal material total amount, reflux twice, each 2 hours, merge alcohol extract, decompression recycling ethanol, alcohol extracting concentrate, the medicinal extract that relative density is 1.14 when 0.08MPa, 60 ℃ are evaporated to 60 ℃, spraying is dry, obtain dry extract, add pesticide emulsifier 600 # and be prepared into emulsion.
Embodiment 3: the preparation of emulsion
Get gingko episperm 30kg, frutus cnidii 20kg, azedarach 30kg, fruit of Rangoon creeper 15kg four traditional Chinese medicine material, 70% alcohol reflux that at every turn adds 20 times of amounts of medicinal material total amount, reflux twice, each 2 hours, merge alcohol extract, decompression recycling ethanol, alcohol extracting concentrate, the medicinal extract that relative density is 1.15 when 0.08MPa, 60 ℃ are evaporated to 60 ℃, spraying is dry, obtain dry extract, add pesticide emulsifier 600 # and be prepared into emulsion.
Claims (3)
1. a bactericide, is characterized in that, it is prepared by the raw material of following weight: gingko episperm 25kg, frutus cnidii 25kg, azedarach 20kg, fruit of Rangoon creeper 20kg.
2. the preparation method of a kind of bactericide according to claim 1, it is characterized in that, it comprises the steps: to get gingko episperm 25kg, frutus cnidii 25kg, azedarach 20kg, fruit of Rangoon creeper 20kg four traditional Chinese medicine material, 70% alcohol reflux that at every turn adds 15 times of amounts of medicinal material total amount, reflux twice, each 2 hours, merge alcohol extract, decompression recycling ethanol, alcohol extracting concentrate, the medicinal extract that relative density is 1.14 when 0.08MPa, 60 ℃ are evaporated to 60 ℃, spraying is dry, obtain dry extract, add pesticide emulsifier 600 # and be prepared into emulsion.
3. the application of bactericide according to claim 1 in preventing and treating blackberry, blueberry downy mildew.
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| CN201110302865.XA CN102388930B (en) | 2011-10-09 | 2011-10-09 | Traditional Chinese medicine composition in plant bactericide, and preparation method and application of Chinese medicinal composition |
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| CN102388930B true CN102388930B (en) | 2014-02-12 |
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| CN103283787A (en) * | 2013-05-24 | 2013-09-11 | 常熟市润丰农业有限公司 | Pesticide composition for farmland weed diseases and preparation method of pesticide composition |
| CN103262863A (en) * | 2013-06-06 | 2013-08-28 | 叶彬 | Spray type organic pesticide/bactericide for crop public places as well as preparation and use methods thereof |
| CN103274822A (en) * | 2013-06-09 | 2013-09-04 | 苏州禾润农业科技有限公司 | Poly-element foliar fertilizer rich in zinc, iron and selenium |
| CN103329946B (en) * | 2013-06-21 | 2015-06-17 | 苏州市阳澄湖现代农业发展有限公司 | Oil suspension pesticide composition for preventing and treating rice sheath blight disease and preparation method thereof |
| CN103340216B (en) * | 2013-06-21 | 2015-08-05 | 苏州市阳澄湖现代农业发展有限公司 | A kind of public nuisance-free agricultural chemicals microcapsule suspending agent and preparation method thereof |
| CN103461327A (en) * | 2013-09-10 | 2013-12-25 | 苏州莲花岛生态农业专业合作社 | Rangooncreeper fruit plant based nano slow-release suspending agent |
| CN104488995A (en) * | 2015-01-21 | 2015-04-08 | 陈福华 | Compound traditional Chinese medicine pesticide |
| CN106479045A (en) * | 2016-09-29 | 2017-03-08 | 青岛海之源智能技术有限公司 | A kind of expelling parasite polypropylene composite materials resin and preparation method thereof |
| CN106577824A (en) * | 2016-11-03 | 2017-04-26 | 明光市大全甜叶菊专业合作社 | Plant composition for southern blight of Stevia rebaudiana and preparation method thereof |
| CN112998036A (en) * | 2021-03-08 | 2021-06-22 | 西双版纳傣密药业有限公司 | Insecticidal and bacteriostatic foliar fertilizer and preparation method thereof |
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Owner name: GUIZHOU OILSEED RAPE INSTITUTE Free format text: FORMER OWNER: NANJING ZHENGKUAN PHARMACEUTICAL SCIENCE AND TECHNOLOGY CO., LTD. Effective date: 20131227 |
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Free format text: CORRECT: ADDRESS; FROM: 211200 NANJING, JIANGSU PROVINCE TO: 550008 GUIYANG, GUIZHOU PROVINCE Free format text: CORRECT: INVENTOR; FROM: NAMES UNPUBLISHED UPON REQUEST TO: ZHANG NINGJIE QIN XINRONG GUO GUIMIN DUCAIFU |
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Effective date of registration: 20131227 Address after: 550008 innovation road, national hi tech Industrial Zone, Guizhou, Guiyang (Baiyun Avenue, 270-0061) Applicant after: Guizhou Oilseed Rape Institute Address before: Qingfeng Village Yong Yang town of Lishui County of Nanjing City, Jiangsu province 211200 Green Village building 301 room 22 Applicant before: Nanjing Zhengkuan Pharmaceutical Science and Technology Co., Ltd. |
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