CN107793229B - Preparation method of rice hull activated carbon loaded oxytetracycline organic fertilizer - Google Patents
Preparation method of rice hull activated carbon loaded oxytetracycline organic fertilizer Download PDFInfo
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- CN107793229B CN107793229B CN201711165523.1A CN201711165523A CN107793229B CN 107793229 B CN107793229 B CN 107793229B CN 201711165523 A CN201711165523 A CN 201711165523A CN 107793229 B CN107793229 B CN 107793229B
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05C—NITROGENOUS FERTILISERS
- C05C9/00—Fertilisers containing urea or urea compounds
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
- C05F17/00—Preparation of fertilisers characterised by biological or biochemical treatment steps, e.g. composting or fermentation
- C05F17/50—Treatments combining two or more different biological or biochemical treatments, e.g. anaerobic and aerobic treatment or vermicomposting and aerobic treatment
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
- C05G3/00—Mixtures of one or more fertilisers with additives not having a specially fertilising activity
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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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/40—Bio-organic fraction processing; Production of fertilisers from the organic fraction of waste or refuse
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Abstract
The invention discloses a preparation method of a rice hull activated carbon loaded terramycin organic fertilizer, which comprises the steps of crushing and carbonizing rice hulls, crushing and activating, washing with pickling water, drying to obtain powdery activated carbon, mixing terramycin dregs with water, heating in a water bath after mixing with the powdery activated carbon, carrying out microwave treatment, air-drying, adding urea and livestock manure into sludge, inoculating a solid compound microbial agent for primary fermentation, spreading out an inoculated functional microbial liquid microbial agent, and carrying out secondary fermentation to obtain the product. The organic fertilizer prepared by the invention has high utilization rate, can be biologically degraded, has no peculiar smell and has good deodorization effect.
Description
Technical Field
The invention belongs to the technical field of organic fertilizers, and particularly relates to a preparation method of a rice hull activated carbon-loaded oxytetracycline organic fertilizer.
Background
The lake sediment is an important component forming a lake ecosystem, plays an important role in the material and energy circulation process, and is also a main storage place of nutrient substances and pollutants. The lake sediment generally comprises a mixture of flowing dust, silt, multiple organic matters and pollutants, and is accumulated at the bottom of the lake through long-time biochemical action and water body flow, nutrient substances deposited at the bottom of the lake are gradually released to supplement the nutrient substances of the water body, the lake sediment is subjected to fermentation bio-organic fertilizer treatment, the lake sediment is prepared into a bio-organic fertilizer by utilizing rich nutrient elements and mineral substances in the sediment, and the organic matters in the sediment enter an ecological system again, so that the soil structure is improved, the soil fertility is increased, and the growth of crops is promoted.
Disclosure of Invention
The invention provides a preparation method of a rice hull activated carbon-loaded oxytetracycline organic fertilizer, which has high utilization rate of the organic fertilizer, can be biodegraded, has no peculiar smell and has good deodorization effect.
The invention is realized by the following technical scheme:
a preparation method of a rice hull activated carbon-loaded oxytetracycline organic fertilizer is characterized by comprising the following steps:
(1) preparation of powdered activated carbon
Heating 30-40 parts by weight of rice hulls for carbonization, naturally cooling to room temperature, crushing the carbonized rice hulls by a crusher, sieving by a 40-60-mesh sieve, drying in a vacuum drying oven, adding 0.5-3 parts by weight of an activating agent, fully and uniformly mixing, standing for 12-24 hours at room temperature, heating and activating under the protection of nitrogen, washing by hydrochloric acid, washing for 3-4 times by using clean water, drying in the vacuum drying oven, and grinding to 40-60 meshes to obtain powdery activated carbon for later use;
(2) activated carbon loaded oxytetracycline
Adding 5-10 parts by weight of oxytetracycline drug residues into 3-5 times of water for mixing, adding the powdery activated carbon obtained in the step (1), heating in a water bath, heating to 60-70 ℃, keeping the temperature, stirring and mixing for 20-30 minutes, performing microwave treatment for 30-45 minutes at the microwave power of 190-;
(3) one-time fermentation
Placing 50-70 parts by weight of sludge into a mud pit, adding 5-8 parts by weight of urea, 15-25 parts by weight of livestock manure and the obtained product in the step (2), inoculating 3.5% of solid compound microbial agent, fully stirring, fermenting for 5-10 days, and stirring the materials in the fermentation pit once every 2-3 days during fermentation for later use;
(4) secondary fermentation
Spreading out and inoculating a functional microorganism liquid microbial inoculum of 3.5% of the fermented product subjected to primary fermentation in the step (3), controlling the humidity and the temperature, drying the fermented product after 5-8 days of fermentation until the water content is 22-28%, weighing and packaging to obtain the rice hull activated carbon loaded oxytetracycline organic fertilizer.
The temperature-rising carbonization is to carry out carbonization for 100 ℃/h in a programmed temperature-rising mode in the electric-control carbonization furnace, raise the temperature to 500 ℃ and keep the temperature for 0.5 to 1.5 hours.
The drying in the step (1) is carried out for 5-7 hours in a vacuum drying oven with the temperature being adjusted to 100-110 ℃.
The solid compound microbial agent is prepared by activating bacillus subtilis, pseudomonas stutzeri, aspergillus niger and saccharomyces cerevisiae, respectively inoculating into a seed tank for fermentation culture, and naturally airing after culturing for 24-72 hours.
The functional microbial liquid inoculum is prepared by respectively culturing azotobacter, phosphorus-dissolving bacteria and potassium-dissolving bacteria under appropriate culture bases, transferring the bacteria into a shaking bottle for culturing for 24-30 hours, transferring the bacteria into a fermentation tank for liquid culture, culturing for 24-72 hours, and naturally drying.
The livestock manure is one or more of cow manure, sheep manure, pig manure and chicken manure.
The invention has the advantages that:
the method comprises the steps of crushing and carbonizing rice hulls, crushing and activating, washing with acid and water, drying to obtain powdered activated carbon, mixing terramycin dregs with water, heating with the powdered activated carbon in a water bath, carrying out microwave treatment, air-drying, adding urea and livestock manure into sludge, inoculating a solid composite microbial agent for primary fermentation, spreading out an inoculated functional microbial liquid agent, and carrying out secondary fermentation to obtain the microbial liquid agent. The rice hulls are carbonized, and after acid washing, the activated carbon is activated, so that the pore volume of the activated carbon is increased, the specific surface area of the activated carbon is increased, the activity of an activated carbon product is improved, and the quality of the activated carbon is improved. After microwave treatment, the pore channels of the powdery activated carbon are opened, the adsorption performance of the powdery activated carbon is improved, a large amount of organic matters are retained after the oxytetracycline decoction dregs are subjected to microwave treatment, the total nitrogen content of the oxytetracycline decoction dregs is increased, the activated carbon can absorb more organic matters, so that the oxytetracycline decoction dregs loaded on the activated carbon after microwave treatment are used as an organic fertilizer additive, and then secondary fermentation is carried out, so that the fermentation efficiency is improved, the rice hull activated carbon can regulate the moisture of the biological fertilizer, the high-temperature duration time and the dehydration effect are improved, and the quality of the fermentation product biological organic fertilizer can be improved.
Detailed Description
A preparation method of a rice hull activated carbon-loaded oxytetracycline organic fertilizer is characterized by comprising the following steps:
(1) preparation of powdered activated carbon
Heating 35 parts by weight of rice hulls to carbonize, naturally cooling to room temperature, crushing the carbonized rice hulls by a crusher, sieving by a 40-60-mesh sieve, drying in a vacuum drying oven, adding 2 parts by weight of an activating agent, fully and uniformly mixing, standing at room temperature for 24 hours, heating and activating under the protection of nitrogen, washing with hydrochloric acid, washing for 3 times by using clean water, drying in the vacuum drying oven, and grinding to 40-60 meshes to obtain powdery activated carbon for later use;
(2) activated carbon loaded oxytetracycline
Adding 4 times of water into 8 parts by weight of oxytetracycline decoction dregs to be mixed, adding the powdery activated carbon obtained in the step (1), heating in a water bath, heating to 65 ℃, keeping the temperature, stirring and mixing for 25 minutes, performing microwave treatment for 40 minutes at the microwave power of 200W and the temperature of 160 ℃, and naturally drying for later use;
(3) one-time fermentation
Placing 60 parts by weight of sludge into a mud pit, adding 7 parts by weight of urea, 20 parts by weight of livestock manure and the obtained product in the step (2), inoculating a solid compound microbial agent, wherein the inoculation amount is 3.5%, fully stirring, fermenting for 8 days, and stirring the materials in the fermentation pit once every 2 days during the fermentation period for later use;
(4) secondary fermentation
Spreading out and inoculating a functional microorganism liquid microbial inoculum of 3.5% of the fermented product subjected to primary fermentation in the step (3), controlling the humidity and the temperature, drying after 8 days of fermentation until the water content is 25%, weighing and packaging to obtain the rice hull activated carbon loaded oxytetracycline organic fertilizer.
The temperature-rising carbonization is to perform carbonization in a program temperature-rising mode in an electric-control carbonization furnace for 100 ℃/h, heat to 500 ℃ and keep for 1 hour.
The drying in the step (1) is carried out for 6 hours in a vacuum drying oven with the temperature adjusted to 105 ℃.
The solid compound microbial agent is prepared by activating bacillus subtilis, pseudomonas stutzeri, aspergillus niger and saccharomyces cerevisiae, respectively inoculating the activated bacillus subtilis, pseudomonas stutzeri, aspergillus niger and saccharomyces cerevisiae into a seed tank for fermentation culture, and naturally airing the cultured bacillus subtilis, pseudomonas stutzeri and aspergillus niger after 48 hours.
The functional microbial liquid inoculum is prepared by respectively culturing azotobacter, phosphorus-dissolving bacteria and potassium-dissolving bacteria under appropriate culture bases, transferring the bacteria into a shaking bottle for 24 hours, transferring the bacteria into a fermentation tank for liquid culture, and naturally drying the bacteria after 24 hours of culture.
The livestock manure is one or more of cow manure, sheep manure, pig manure and chicken manure.
Claims (6)
1. A preparation method of a rice hull activated carbon-loaded oxytetracycline organic fertilizer is characterized by comprising the following steps:
(1) preparation of powdered activated carbon
Heating 30-40 parts by weight of rice hulls for carbonization, naturally cooling to room temperature, crushing the carbonized rice hulls by a crusher, sieving by a 40-60-mesh sieve, drying in a vacuum drying oven, adding 0.5-3 parts by weight of an activating agent, fully and uniformly mixing, standing for 12-24 hours at room temperature, heating and activating under the protection of nitrogen, washing by hydrochloric acid, washing for 3-4 times by using clean water, drying in the vacuum drying oven, and grinding to 40-60 meshes to obtain powdery activated carbon for later use;
(2) activated carbon loaded oxytetracycline
Adding 5-10 parts by weight of oxytetracycline drug residues into 3-5 times of water for mixing, adding the powdery activated carbon obtained in the step (1), heating in a water bath, heating to 60-70 ℃, keeping the temperature, stirring and mixing for 20-30 minutes, performing microwave treatment for 30-45 minutes at the microwave power of 190-;
(3) one-time fermentation
Placing 50-70 parts by weight of sludge into a mud pit, adding 5-8 parts by weight of urea, 15-25 parts by weight of livestock manure and the obtained product in the step (2), inoculating 3.5% of solid compound microbial agent, fully stirring, fermenting for 5-10 days, and stirring the materials in the fermentation pit once every 2-3 days during fermentation for later use;
(4) secondary fermentation
Spreading out and inoculating a functional microorganism liquid microbial inoculum of 3.5% of the fermented product subjected to primary fermentation in the step (3), controlling the humidity and the temperature, drying the fermented product after 5-8 days of fermentation until the water content is 22-28%, weighing and packaging to obtain the rice hull activated carbon loaded oxytetracycline organic fertilizer.
2. The preparation method of the rice husk activated carbon-loaded oxytetracycline organic fertilizer as claimed in claim 1, wherein the temperature-raising carbonization is performed by carbonization in a programmed temperature-raising mode in a electric-control carbonization furnace at 100 ℃/h, raising the temperature to 500 ℃, and keeping for 0.5-1.5 hours.
3. The method for preparing the oxytetracycline loaded with rice hull activated carbon organic fertilizer as claimed in claim 1, wherein the drying in step (1) is performed by drying in a vacuum drying oven at a temperature of 100 ℃ and 110 ℃ for 5-7 hours.
4. The method for preparing the oxytetracycline loaded with rice hull activated carbon organic fertilizer according to claim 1, wherein the solid compound microbial agent is obtained by activating bacillus subtilis, pseudomonas stutzeri, aspergillus niger and schlemm saccahlii, inoculating the activated bacillus subtilis, pseudomonas stutzeri, aspergillus niger and schlemm saccahlii respectively into a seed tank for fermentation culture, and naturally airing the cultured bacillus subtilis, pseudomonas stutzeri, aspergillus niger and schlemm saccharum brevicaulis for 24-72 hours.
5. The preparation method of the rice hull activated carbon-supported oxytetracycline organic fertilizer as claimed in claim 1, wherein the functional microbial liquid microbial inoculum is obtained by culturing azotobacter, phosphorus-solubilizing bacteria and potassium-solubilizing bacteria in respective suitable culture media, then transferring the cultured bacteria into a shaking bottle for 24-30 hours, then transferring the cultured bacteria into a fermentation tank for liquid culture, and naturally airing the cultured bacteria after 24-72 hours.
6. The method for preparing the rice hull activated carbon-supported terramycin organic fertilizer as claimed in claim 1, wherein the livestock manure is selected from one or more of cow manure, sheep manure, pig manure and chicken manure.
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| CN109437992A (en) * | 2018-11-24 | 2019-03-08 | 崔国辉 | The warehouse style ageing preparation method of microbial organic fertilizer |
| CN109588216B (en) * | 2018-11-26 | 2024-03-15 | 樟树市仁德中药饮片有限公司 | Planting method suitable for various traditional Chinese medicines |
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| CN102219570B (en) * | 2011-05-09 | 2012-12-26 | 成都市泰兴生态农业有限公司 | Bio-organic fertilizer produced by using livestock manure |
| CN104609420A (en) * | 2013-11-01 | 2015-05-13 | 天津市志鹏活性炭科技有限公司 | Preparation method of rice hull-based active carbon |
| CN104496598B (en) * | 2014-12-11 | 2017-02-08 | 砀山县春源肥业有限公司 | Special organic fertilizer for watermelons and preparation method of special organic fertilizer |
| CN105859426A (en) * | 2016-05-17 | 2016-08-17 | 安徽永冠农业科技有限公司 | Watermelon fertilizer capable of sterilizing and preparation method thereof |
| CN105753593A (en) * | 2016-05-17 | 2016-07-13 | 安徽永冠农业科技有限公司 | Watermelon fertilizer for promoting growth and preparation method of watermelon fertilizer |
| CN105948999A (en) * | 2016-05-17 | 2016-09-21 | 安徽永冠农业科技有限公司 | High-nutrient tomato fertilizer and preparation method thereof |
| CN105924299A (en) * | 2016-05-17 | 2016-09-07 | 安徽永冠农业科技有限公司 | Fertilizer for improving disease resistance of pumpkins and preparation method of fertilizer |
| CN105949000A (en) * | 2016-05-17 | 2016-09-21 | 安徽永冠农业科技有限公司 | Zinc-rich watermelon fertilizer and preparation method thereof |
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Effective date of registration: 20220628 Address after: 416-1, block a, 7 Yuanying Road, Zhaofeng industrial base, zhaoquanying Town, Shunyi District, Beijing Patentee after: Beijing senyuanda ecological environment Co.,Ltd. Address before: 243100 Natural Village No. 25, Popularization Village, Jiangxin Township, Dangtu County, Ma'anshan City, Anhui Province Patentee before: MAANSHAN XINZHOU GRAPE SPECIALIZED COOPERATIVE |