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CN115504839A - Microbial compound bacterial fertilizer and preparation method thereof - Google Patents

Microbial compound bacterial fertilizer and preparation method thereof Download PDF

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Publication number
CN115504839A
CN115504839A CN202211181747.2A CN202211181747A CN115504839A CN 115504839 A CN115504839 A CN 115504839A CN 202211181747 A CN202211181747 A CN 202211181747A CN 115504839 A CN115504839 A CN 115504839A
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fertilizer
microbial compound
organic fertilizer
stirring
compound bacterial
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陈军
李慧敏
周英
顾桃桃
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Suzhou Polytechnic Institute of Agriculture
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Suzhou Polytechnic Institute of Agriculture
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    • CCHEMISTRY; METALLURGY
    • C05FERTILISERS; MANUFACTURE THEREOF
    • C05BPHOSPHATIC FERTILISERS
    • C05B7/00Fertilisers based essentially on alkali or ammonium orthophosphates
    • CCHEMISTRY; METALLURGY
    • C05FERTILISERS; MANUFACTURE THEREOF
    • C05FORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
    • C05F17/00Preparation of fertilisers characterised by biological or biochemical treatment steps, e.g. composting or fermentation
    • C05F17/20Preparation of fertilisers characterised by biological or biochemical treatment steps, e.g. composting or fermentation using specific microorganisms or substances, e.g. enzymes, for activating or stimulating the treatment
    • CCHEMISTRY; METALLURGY
    • C05FERTILISERS; MANUFACTURE THEREOF
    • C05GMIXTURES 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
    • C05G3/00Mixtures of one or more fertilisers with additives not having a specially fertilising activity
    • C05G3/80Soil conditioners
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00Technologies for solid waste management
    • Y02W30/40Bio-organic fraction processing; Production of fertilisers from the organic fraction of waste or refuse

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Biochemistry (AREA)
  • Biotechnology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Microbiology (AREA)
  • Molecular Biology (AREA)
  • Tropical Medicine & Parasitology (AREA)
  • Soil Sciences (AREA)
  • Pest Control & Pesticides (AREA)
  • Fertilizers (AREA)
  • Micro-Organisms Or Cultivation Processes Thereof (AREA)

Abstract

The invention discloses a microbial compound bacterial fertilizer and a preparation method thereof, relating to the field of microbial compound bacterial fertilizers, and the technical scheme comprises arbuscular mycorrhizal fungi and a nutrient organic fertilizer, wherein the nutrient organic fertilizer is prepared from a mixed fertilizer, glucose, monopotassium phosphate, biochar and urea, the proportion of arbuscular mycorrhizal fungi is 17.8-21.3%, the proportion of organic fertilizer is 82.2-79.7%, and the mixed fertilizer comprises the following components: glucose: potassium dihydrogen phosphate: urea: and (3) biochar: clear water = 18.

Description

Microbial compound bacterial fertilizer and preparation method thereof
Technical Field
The invention relates to the technical field of microbial compound bacterial fertilizers, in particular to a microbial compound bacterial fertilizer and a preparation method thereof.
Background
The microbial fertilizer is a biological fertilizer prepared by industrially culturing and fermenting one or more beneficial microorganisms. The main action mechanism is to utilize the metabolism of microbe to convert the matter incapable of being absorbed and utilized directly by crop into nutrient matter capable of being utilized by plant and thus to improve the nutritive condition of crop.
Through retrieval, the invention patent with the Chinese patent number of CN114315469A discloses a microbial compound bacterial fertilizer and a preparation method thereof, which comprises the following raw materials: cow dung, urea, diammonium phosphate, biomass charcoal, potassium nitrate, humic acid, a microbial agent, sepiolite powder, a loosening agent and a soil conditioner.
The microbial compound bacterial fertilizer can effectively improve the water and fertilizer retention effect and the microbial activity effect, can improve soil, promote crops to absorb nutrient substances, improve yield, reduce disease rate and improve the utilization rate of the fertilizer, so that the crops have the advantages of strong disease resistance, high yield and good quality;
however, in actual use, effective matching of the microbial compound bacteria is lacked, and compared with the matching of the microbial compound bacteria and charcoal, the effect of the microbial compound bacteria on the independent treatment of soil is poor, and the soil richness improvement efficiency is low, so that a microbial compound bacterial fertilizer and a preparation method thereof are needed.
The invention aims to solve the defects in the prior art and provides a microbial compound bacterial fertilizer and a preparation method thereof.
In order to achieve the purpose, the invention adopts the following technical scheme:
a microbial compound bacterial fertilizer comprises arbuscular mycorrhizal fungi and a nutrient organic fertilizer, wherein the nutrient organic fertilizer is prepared from mixed fertilizer, glucose, monopotassium phosphate, biochar and urea, the proportion of arbuscular mycorrhizal is 17.8-21.3%, the proportion of organic fertilizer is 82.2-79.7%, and the mixed fertilizer comprises the following components in percentage by weight: glucose: potassium dihydrogen phosphate: urea: biochar: clear water = 18.
The above technical solution further comprises:
a preparation method of a microbial compound bacterial fertilizer comprises the following steps:
the method comprises the following steps: extracting arbuscular mycorrhizal fungal spores: putting a soil sample rich in the arbuscular mycorrhizal fungi into a stirrer, adding water for high-speed stirring, and filtering the stirred liquid;
step two: separation: adding the residue in the filtration into a centrifuge tube with 30% sucrose gradient for centrifugation, and transferring the separated spores into a watch glass;
step three: single spore culture: transferring the separated spores into a culture medium through a capillary suction pipe, and sowing sorghum seeds in the culture medium for culture;
step four: harvesting strains: cutting off stems and leaves of overground parts of plants, and obtaining root systems, hyphae and spores of underground parts of plants;
step five: preparing an organic fertilizer: adding the mixed fertilizer into a stirring machine, stirring the mixed fertilizer, adding glucose, potassium dihydrogen phosphate, biochar and urea into the stirring machine in proportion, mixing, and adding purified water into the fertilizer in the stirring process to ensure that the water content of the fertilizer is 27.5-29.5%;
step six: acid-base regulation: adjusting the pH value of the organic fertilizer in the stirring process to ensure that the pH value of the organic fertilizer is 7-8;
step seven: adding strains into the stirred organic fertilizer, and stirring to obtain the microbial compound bacterial fertilizer.
Wherein the mixed fertilizer is prepared from soybean straws, livestock manure and bran, and the proportion of the soybean straws, the livestock manure and the bran is (2.3-3.2): (7.5-9.3): 3.
when the stirred liquid is filtered, three layers of filter screens are adopted, and the selected residues are filter residues on the third layer of filter screen.
When the organic fertilizer is prepared, the prepared fertilizer is fermented at the temperature of 60-6 ℃ for 20-25d.
The mixing and stirring speed of the organic fertilizer preparation is 400r/min, and the stirring time is 22-25min.
The bacterial colony number in the prepared microbial compound bacterial fertilizer is 2.3-2.6 hundred million/g.
The stirring time after adding the strains into the organic fertilizer is 30-35min.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the enrichment degree of beneficial substances in the applied soil can be improved by adding the arbuscular mycorrhizal fungi, so that the production and propagation of hospital bacteria are inhibited, and the arbuscular mycorrhizal fungi can enhance the disease resistance of plants by inducing the disease resistance mechanism of the plants, so that the normal growth of the plants is ensured.
2. According to the invention, the biochar is added in the organic fertilizer preparation, the biochar has high carbon content and a unique microporous structure, and the biochar actively changes the utilization efficiency and bacterial community of the arbuscular mycorrhizal fungi, so that the improvement efficiency of the arbuscular mycorrhizal fungi on the soil richness is increased, and the plant production and development are promoted.
Example one
The mixed fertilizer is prepared from soybean straws, livestock manure and bran, wherein the ratio of the soybean straws to the livestock manure to the bran is (2.3-3.2): (7.5-9.3): 3;
adding the mixed fertilizer into a stirring machine for stirring and concentrating, and adding glucose, potassium dihydrogen phosphate, biochar and urea into the stirring machine in proportion for mixing, wherein the mixed fertilizer comprises the following components in parts by weight: glucose: potassium dihydrogen phosphate: urea: biochar: clear water = 18;
fermenting the prepared fertilizer, wherein the fermentation temperature is 60-6 ℃, and the fermentation time is 20-25d;
and adjusting the pH value of the organic fertilizer in the stirring process to ensure that the pH value of the organic fertilizer is 7-8.
Example two
The mixed fertilizer is prepared from soybean straws, livestock manure and bran, wherein the ratio of the soybean straws to the livestock manure to the bran is (2.3-3.2): (7.5-9.3): 3;
adding the mixed fertilizer into a stirring concentrator, adding glucose, potassium dihydrogen phosphate and urea into a stirrer in proportion for mixing, and adding purified water into the fertilizer in the stirring process to ensure that the water content of the fertilizer is 27.5-29.5%, wherein the mixed fertilizer is prepared by the following steps: glucose: potassium dihydrogen phosphate: urea: clear water = 18;
fermenting the prepared fertilizer at 60-6 deg.C for 20-25 days;
and adjusting the pH value of the organic fertilizer in the stirring process to ensure that the pH value of the organic fertilizer is 7-8.
Comparative example 1
The biological organic fertilizer purchased in the market is selected.
EXAMPLE III
Firstly, putting a soil sample rich in the arbuscular mycorrhizal fungi into a stirrer, adding water for high-speed stirring, adopting three layers of filter screens when filtering the stirred liquid, and then filtering the stirred liquid;
secondly, adding the residue in the filtration into a centrifugal tube with 30% sucrose gradient for centrifugation, transferring the separated spores into a watch glass, and selecting the residue as the filter residue on the third layer of filter screen;
thirdly, transferring the separated spores into a culture medium through a capillary suction pipe, sowing sorghum seeds in the culture medium for culture, cutting off stems and leaves of overground parts of plants, and acquiring root systems, hyphae and spores of underground parts of plants;
fourthly, adding strains into the organic fertilizer prepared in the first step and stirring for 30-35min to obtain the microbial compound bacterial fertilizer, wherein the bacterial colony number of the microbial compound bacterial fertilizer is 2.3-2.6 hundred million/g.
Example four
Firstly, putting a soil sample rich in the arbuscular mycorrhizal fungi into a stirrer, adding water for high-speed stirring, adopting three layers of filter screens when filtering the stirred liquid, and then filtering the stirred liquid;
step two, adding the residue in the filtration into a centrifugal tube with 30% sucrose gradient for centrifugation, transferring the separated spores into a watch glass, and selecting the residue as the filter residue on the third layer of filter screen;
thirdly, transferring the separated spores into a culture medium through a capillary suction pipe, sowing sorghum seeds in the culture medium for culture, cutting off stems and leaves of overground parts of plants, and obtaining root systems, hyphae and spores of underground parts of plants;
fourthly, adding strains into the organic fertilizer prepared in the second embodiment, and stirring for 30-35min to obtain the microbial compound bacterial fertilizer, wherein the colony count of the microbial compound bacterial fertilizer is 2.3-2.6 hundred million/g.
Comparative example No. two
Firstly, putting a soil sample rich in the arbuscular mycorrhizal fungi into a stirrer, adding water for high-speed stirring, adopting three layers of filter screens when filtering the stirred liquid, and then filtering the stirred liquid;
secondly, adding the residue in the filtration into a centrifugal tube with 30% sucrose gradient for centrifugation, transferring the separated spores into a watch glass, and selecting the residue as the filter residue on the third layer of filter screen;
thirdly, transferring the separated spores into a culture medium through a capillary suction pipe, sowing sorghum seeds in the culture medium for culture, cutting off stems and leaves of overground parts of plants, and obtaining root systems, hyphae and spores of underground parts of plants;
fourthly, adding strains into the organic fertilizer selected in the first comparative example, and stirring for 30-35min to obtain the microbial composite bacterial fertilizer, wherein the colony number of the microbial composite bacterial fertilizer is 2.0-2.1 hundred million/g.
The microbial compound bacterial fertilizers prepared in the third example, the fourth example and the second comparative example were tested, and were respectively applied to rice for cultivation, and the results are shown in tables 1 and 2 below:
table 1:
Figure BDA0003867080010000071
table 2:
Figure BDA0003867080010000072
the enrichment degree of beneficial substances in the soil after application can be improved by adding the arbuscular mycorrhizal fungi, so that the production and the propagation of bacteria in a hospital are inhibited, and the arbuscular mycorrhizal fungi can enhance the disease resistance of plants by inducing the disease resistance mechanism of the plants to ensure the normal growth of the plants;
by adding the biochar in the organic fertilizer preparation, the biochar has high carbon content and a unique microporous structure, and the biochar actively changes the utilization efficiency and the bacterial community of the arbuscular mycorrhizal fungi, so that the improvement efficiency of the arbuscular mycorrhizal fungi on the soil richness is increased, and the plant production and development are promoted.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.

Claims (8)

1. A microbial compound bacterial fertilizer is characterized by comprising arbuscular mycorrhizal fungi and a nutrient organic fertilizer, wherein the nutrient organic fertilizer is prepared from mixed fertilizer, glucose, monopotassium phosphate, biochar and urea, the proportion of arbuscular mycorrhizal fungi to the nutrient organic fertilizer is 17.8-21.3%, the proportion of organic fertilizer to the nutrient organic fertilizer is 82.2-79.7%, and meanwhile, the mixed fertilizer comprises the following components in percentage by weight: glucose: potassium dihydrogen phosphate: urea: biochar: clear water = 18.
2. The method for preparing the microbial compound bacterial fertilizer as claimed in claim 1, wherein the method for preparing the arbuscular mycorrhiza is as follows:
the method comprises the following steps: extracting arbuscular mycorrhizal fungal spores: putting a soil sample rich in the arbuscular mycorrhizal fungi into a stirrer, adding water for high-speed stirring, and filtering the stirred liquid;
step two: separation: adding the residue in the filtration into a centrifuge tube with 30% sucrose gradient for centrifugation, and transferring the separated spores into a watch glass;
step three: single spore culture: transferring the separated spores into a culture medium through a capillary suction pipe, and sowing sorghum seeds in the culture medium for culture;
step four: harvesting strains: cutting off stems and leaves of overground parts of plants, and obtaining root systems, hyphae and spores of underground parts of plants;
step five: preparing an organic fertilizer: adding the mixed fertilizer into a stirring machine, stirring the mixed fertilizer, adding glucose, potassium dihydrogen phosphate, biochar and urea into the stirring machine in proportion, mixing, and adding purified water into the fertilizer in the stirring process to ensure that the water content of the fertilizer is 27.5-29.5%;
step six: acid-base regulation: adjusting the pH value of the organic fertilizer in the stirring process to ensure that the pH value of the organic fertilizer is 7-8;
step seven: and adding strains into the stirred organic fertilizer, and stirring to obtain the microbial compound bacterial fertilizer.
3. The method for preparing a microbial compound bacterial fertilizer as claimed in claim 2, wherein the mixed fertilizer is prepared from soybean straw, livestock manure and bran, and the proportion of the soybean straw, the livestock manure and the bran is (2.3-3.2): (7.5-9.3): 3.
4. the method for preparing the microbial compound bacterial fertilizer as claimed in claim 2, wherein three layers of filter screens are adopted when the stirred liquid is filtered, and the selected residues are filter residues on the third layer of filter screens.
5. The method for preparing the microbial compound bacterial fertilizer as claimed in claim 2, wherein the prepared fertilizer is fermented at the temperature of 60-6 ℃ for 20-25 days when the organic fertilizer is prepared.
6. The preparation method of the microbial compound bacterial fertilizer as claimed in claim 2, wherein the mixing and stirring speed of the organic fertilizer preparation is 400r/min, and the stirring time is 22-25min.
7. The method for preparing the microbial compound bacterial fertilizer as claimed in claim 2, wherein the number of bacterial colonies in the prepared microbial compound bacterial fertilizer is 2.3-2.6 hundred million/gram.
8. The method for preparing the microbial compound bacterial fertilizer as claimed in claim 2, wherein the stirring time after adding the strains into the organic fertilizer is 30-35min.
CN202211181747.2A 2022-09-27 2022-09-27 Microbial compound bacterial fertilizer and preparation method thereof Pending CN115504839A (en)

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Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007022760A2 (en) * 2005-08-23 2007-03-01 Werner Landschulze Soil improver and method for production thereof
CN101805216A (en) * 2010-03-29 2010-08-18 浙江师范大学 Method for locally culturing and producing arbuscular mycorrhiza fungus biological agent fertilizer in farmlands
CN103865812A (en) * 2014-04-02 2014-06-18 兰州大学 Greenhouse propagation method for arbuscular mycorrhizal fungus glomus versiforme microbial inoculum
CN105123008A (en) * 2015-08-07 2015-12-09 中国科学院东北地理与农业生态研究所 Method assembling straw biochar with microbe bacteria fertilizer so as to improve saline land
CN106631335A (en) * 2016-09-27 2017-05-10 中国农业大学 Rhizo-spherical beneficial microorganism-charcoal composite organic fertilizer and preparation method thereof
CN108059575A (en) * 2018-01-23 2018-05-22 秦万芳 A kind of bio-feritlizer and preparation method
US20190021339A1 (en) * 2017-07-20 2019-01-24 Acterra Tech Ltd. Bio-stimulant and method of producing same
CN111187102A (en) * 2020-01-19 2020-05-22 中国海洋大学 Composite biological soil conditioner and preparation method and application thereof
CN111943754A (en) * 2020-08-18 2020-11-17 山东农业大学 Crop straw biochar composite microbial organic fertilizer and preparation method and application thereof
US20220144717A1 (en) * 2017-07-20 2022-05-12 Farment Bio Solutions Ltd. Bio-stimulant and method of producing same
CN114933978A (en) * 2022-07-25 2022-08-23 烟台泓源生物肥料有限公司 Arbuscular mycorrhizal fungi culture medium

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007022760A2 (en) * 2005-08-23 2007-03-01 Werner Landschulze Soil improver and method for production thereof
CN101805216A (en) * 2010-03-29 2010-08-18 浙江师范大学 Method for locally culturing and producing arbuscular mycorrhiza fungus biological agent fertilizer in farmlands
CN103865812A (en) * 2014-04-02 2014-06-18 兰州大学 Greenhouse propagation method for arbuscular mycorrhizal fungus glomus versiforme microbial inoculum
CN105123008A (en) * 2015-08-07 2015-12-09 中国科学院东北地理与农业生态研究所 Method assembling straw biochar with microbe bacteria fertilizer so as to improve saline land
CN106631335A (en) * 2016-09-27 2017-05-10 中国农业大学 Rhizo-spherical beneficial microorganism-charcoal composite organic fertilizer and preparation method thereof
US20190021339A1 (en) * 2017-07-20 2019-01-24 Acterra Tech Ltd. Bio-stimulant and method of producing same
US20220144717A1 (en) * 2017-07-20 2022-05-12 Farment Bio Solutions Ltd. Bio-stimulant and method of producing same
CN108059575A (en) * 2018-01-23 2018-05-22 秦万芳 A kind of bio-feritlizer and preparation method
CN111187102A (en) * 2020-01-19 2020-05-22 中国海洋大学 Composite biological soil conditioner and preparation method and application thereof
CN111943754A (en) * 2020-08-18 2020-11-17 山东农业大学 Crop straw biochar composite microbial organic fertilizer and preparation method and application thereof
CN114933978A (en) * 2022-07-25 2022-08-23 烟台泓源生物肥料有限公司 Arbuscular mycorrhizal fungi culture medium

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