CN106977331A - A kind of preparation method of semisolid charcoal base biogas slurry organic fertilizer - Google Patents

A kind of preparation method of semisolid charcoal base biogas slurry organic fertilizer Download PDF

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Publication number
CN106977331A
CN106977331A CN201710394921.4A CN201710394921A CN106977331A CN 106977331 A CN106977331 A CN 106977331A CN 201710394921 A CN201710394921 A CN 201710394921A CN 106977331 A CN106977331 A CN 106977331A
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CN
China
Prior art keywords
biogas slurry
charcoal
semisolid
organic fertilizer
preparation
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201710394921.4A
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Chinese (zh)
Inventor
邱凌
张丛光
陈潇
侯晓梅
于秀男
罗时海
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Northwest A&F University
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Northwest A&F University
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Priority to CN201710394921.4A priority Critical patent/CN106977331A/en
Publication of CN106977331A publication Critical patent/CN106977331A/en
Pending legal-status Critical Current

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    • CCHEMISTRY; METALLURGY
    • C05FERTILISERS; MANUFACTURE THEREOF
    • C05DINORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C; FERTILISERS PRODUCING CARBON DIOXIDE
    • C05D9/00Other inorganic fertilisers
    • 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
    • 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
    • C05G3/70Mixtures of one or more fertilisers with additives not having a specially fertilising activity for affecting wettability, e.g. drying agents

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Pest Control & Pesticides (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Fertilizers (AREA)

Abstract

The invention provides a kind of preparation method of semisolid charcoal base biogas slurry organic fertilizer, comprise the following steps:The biogas slurry that anaerobic fermentation is produced carries out deodorizing sterilizing pretreatment, agricultural water-loss reducer is added into biogas slurry storage pool again and is stirred, stand 24 hours, charcoal is mixed in formed semisolid biogas slurry again, pasty mixture is obtained after being sufficiently stirred for, finished product is made after finally spontaneously drying and is sealed up for safekeeping.Preparation method cost of the invention is relatively low, technique is simply workable, prepared semisolid charcoal base biogas slurry organic fertilizer, rich in nutrition content, for improved soil, improving the yield and quality of crops has obvious action, and the present invention can not only prepare the organic fertilizer of high-quality, can also the resource such as indirect utilization agricultural crop straw, feces of livestock and poultry, slow down soil liquid manure loss, solve the problems such as biogas slurry transport, be adapted to carry out large-scale promotion in arid and semiarid region of Northwest China.

Description

A kind of preparation method of semisolid charcoal base biogas slurry organic fertilizer
Technical field
The invention belongs to agricultural technology field, and in particular to a kind of preparation method of semisolid charcoal base biogas slurry organic fertilizer.
Background technology
Agricultural water-loss reducer is a kind of new function macromolecule water absorbent material, contains substantial amounts of hydrophilic radical and excellent molecule Structure, can absorb more than hundreds times of moisture of own wt in a short time, and can slowly discharge, absorb repeatedly.Therefore, It can be formed " miniature reservoir " in plant root soil, kept moist environment, effectively improved the liquid manure holding capacity of soil, Water and fertilizer utilization is improved, while improved soil structure, increases soil permeability, it is that plant creates good growing environment.
The agricultural crop straw of current China wastes serious, and the directly processing mode such as burning has effectively caused environmental pollution, and Cropland application is carried out by being converted into charcoal, many ecological benefits can be brought.Charcoal is rich in organic carbon, Ke Yizeng Plus soil organic carbon, and the soil organism or humus content, so as to improve the nutrient sticking capacity of soil and hold Water capacity.Charcoal can delay release of the fertilizer nutrient in soil as fertilizer slow release carrier, reduce the pouring of fertilizer nutrient The loss such as mistake and fixation, improves fertilizer nutrient utilization.Charcoal base manure material can play soil after its nutrients release is complete, still and change Good dose of effect.Charcoal can as microbial manure be inoculated with bacterium carrier, increase inoculation bacterium in soil survival rate and to plant Thing infects.Charcoal, which is used for agricultural, can improve and fertilizing soil, improve soil crop production rate, promote soil sustainable use And crop yield, promote agricultural sustainable development.
The liquid fertilizer that biogas slurry is enriched as a kind of nutrient and the content of organic matter, has been obtained for extensive in recent years Using, but transport inconvenience is still a very big obstacle, especially in Loess Plateau, the field transport of biogas slurry needs consuming Substantial amounts of conveyance conduit, invests huge, therefore, the solidification of biogas slurry or is condensed into for study hotspot in recent years.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of preparation method of semisolid charcoal base biogas slurry organic fertilizer, by natural pond Liquid is changed into the semisolid for being readily transported fertilising by liquid so that the fertilizer efficiency of charcoal and biogas slurry is fully utilized.
To achieve these goals, the present invention uses technical scheme as described below:
A kind of preparation method of semisolid charcoal base biogas slurry organic fertilizer of the present invention, comprises the following steps:
The biogas slurry that anaerobic fermentation is produced carries out deodorizing sterilizing pretreatment, then adds agricultural water-loss reducer into biogas slurry storage pool and stir Mix uniform, stand more than 24 hours, then charcoal is mixed in formed semisolid biogas slurry, pasty state is obtained after being sufficiently stirred for and is mixed Compound, is made finished product after finally spontaneously drying and is sealed up for safekeeping.
Further, the charcoal and the mass ratio of biogas slurry are 1:1.5~2.
Further, the main component of the agricultural water-loss reducer is polyacrylamide, and Water absorption is 100~350 times.
Further, the charcoal be straw charcoal, fruit tree charcoal, biological particles charcoal in one or more, particle diameter 5~ 10mm。
Beneficial effects of the present invention are that the present invention applies inconvenient, arid area liquid manure for biogas slurry and is lost in serious ask Topic, is converted into semisolid by biogas slurry using agricultural water-loss reducer, recycles charcoal to be wrapped the nutriment in biogas slurry Wrap up in, be made be readily transported, nutrient is sufficient, can persistently be sustained the charcoal base biogas slurry organic fertilizer of fertilizer efficiency, can not only make full use of by straw Charcoal prepared by the residual biomass such as stalk, fruit tree, moreover it is possible to which the liquid manure for slowing down plant root is lost in, and reduces traditional fertilizer Use.
Embodiment
The inventive method is further described below:
A kind of preparation method of semisolid charcoal base biogas slurry organic fertilizer of the present invention, comprises the following steps:
The biogas slurry that anaerobic fermentation is produced carries out deodorizing sterilizing pretreatment, then adds agricultural water-loss reducer into biogas slurry storage pool and stir Mix uniform, stand more than 24 hours, then charcoal is mixed in formed semisolid biogas slurry, pasty state is obtained after being sufficiently stirred for and is mixed Compound, is made finished product after finally spontaneously drying and is sealed up for safekeeping.
According to the present invention, the mass ratio of the charcoal and biogas slurry is 1:1.5~2.
According to the present invention, in order to ensure that agricultural water-loss reducer meets agricultural industry criteria, make its water absorbing capacity relatively strong but do not surpass Absorbability of the plant root to moisture is crossed, the main component of the agricultural water-loss reducer can be polyacrylamide, Water absorption It can be 100~350 times.
According to the present invention, the charcoal is the one or more in straw charcoal, fruit tree charcoal, biological particles charcoal, particle diameter 5 ~10mm.
In the inventive method, the biogas slurry is made by pig manure or other feces of livestock and poultry with stalk hybrid anaerobic fermentation as far as possible, To reduce the possibility of fertilising regional soil heavy metal or antibiotic etc. harmful substance accumulation as far as possible.
Using the semisolid charcoal base biogas slurry organic fertilizer prepared by the present invention, total nitrogen content therein is 7.5~8.0 g/kg, Content of tatal phosphorus be 3.2~3.6 g/kg, full potassium content be 18~19 g/kg, the g/kg of available nitrogen 0.9~1.0, rapid available phosphorus 1.2~ 1.5 mg/kg, the mg/kg of available potassium 350~400.
Organic fertilizer application method prepared by the present invention is:Every mu of ground can apply fertilizer 25~30 kilograms every year on average.
Application effect:From 2015 so far, it is big in Shaanxi Province Yanchuan County modern material reserve base and northwest agriculture and forestry science and technology The ground such as experimental plot are learned, a large amount of confirmatory check experiments have been repeated.Test data shows, using the semisolid charcoal base of the present invention After biogas slurry organic fertilizer, the apple production in experiment plot adds 25%~35% compared to control group, and the quality of apple has also obtained bright 40% and 15% has been respectively increased in aobvious raising, its Vitamin C content control group compared with soluble sugar content.In addition, soil matter Amount is also obviously improved, and the soil moisture ratio control group for for example testing plot averagely improves more than 30%.
The preferred embodiments of the present invention are the foregoing is only, but protection scope of the present invention is not limited thereto, it is right For those skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles of the invention, Equivalent substitution or improvement that technique according to the invention scheme and its inventive concept are made, should be included in the protection model of the present invention Within enclosing.

Claims (4)

1. a kind of preparation method of semisolid charcoal base biogas slurry organic fertilizer, it is characterised in that comprise the following steps:Anaerobic fermentation is produced Raw biogas slurry carries out deodorizing sterilizing pretreatment, then adds agricultural water-loss reducer into biogas slurry and stir, and stands 24 hours, then will Charcoal is mixed in formed semisolid biogas slurry, and pasty mixture is obtained after being sufficiently stirred for, and is made into after finally spontaneously drying Product are simultaneously sealed up for safekeeping.
2. a kind of preparation method of semisolid charcoal base biogas slurry organic fertilizer according to claim 1, it is characterised in that the life Thing charcoal and the mass ratio of biogas slurry are 1:1.5~2.
3. the preparation method of a kind of semisolid charcoal base biogas slurry organic fertilizer according to claim 1, it is characterised in that described The main component of agricultural water-loss reducer is polyacrylamide, and Water absorption is 100~350 times.
4. a kind of preparation method of semisolid charcoal base biogas slurry organic fertilizer according to claim 1, it is characterised in that the life Thing charcoal is the one or more in straw charcoal, fruit tree charcoal, biological particles charcoal, 5~10mm of particle diameter.
CN201710394921.4A 2017-05-30 2017-05-30 A kind of preparation method of semisolid charcoal base biogas slurry organic fertilizer Pending CN106977331A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710394921.4A CN106977331A (en) 2017-05-30 2017-05-30 A kind of preparation method of semisolid charcoal base biogas slurry organic fertilizer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710394921.4A CN106977331A (en) 2017-05-30 2017-05-30 A kind of preparation method of semisolid charcoal base biogas slurry organic fertilizer

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CN106977331A true CN106977331A (en) 2017-07-25

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107903106A (en) * 2017-11-10 2018-04-13 安徽双圆农业科技有限公司 A kind of method for improving biogas liquid fertilizer utilization rate
CN108586087A (en) * 2018-07-17 2018-09-28 王亚 A kind of long-acting slow-release Liquid organic fertilizer and preparation method thereof
CN112939693A (en) * 2019-11-25 2021-06-11 长江大学 Preparation and application methods of improved carbon-based biogas fertilizer

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102627500A (en) * 2012-04-17 2012-08-08 江苏花海农业科技有限公司 Method for producing ecological environment protection water retention nutrient soil by using lake silt
CN105016898A (en) * 2015-08-03 2015-11-04 北京科技大学 Biochar fertilizer with concentrated biogas slurry and preparation method thereof
CN105802638A (en) * 2016-05-16 2016-07-27 农业部规划设计研究院 Biological-carbon-based water retaining agent and preparing method thereof
CN105855275A (en) * 2016-06-22 2016-08-17 中国科学院城市环境研究所 Method for processing sludge and kitchen wastes
CN106242911A (en) * 2016-08-19 2016-12-21 刘建伟 A kind of charcoal fertilizer containing biogas slurry

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102627500A (en) * 2012-04-17 2012-08-08 江苏花海农业科技有限公司 Method for producing ecological environment protection water retention nutrient soil by using lake silt
CN105016898A (en) * 2015-08-03 2015-11-04 北京科技大学 Biochar fertilizer with concentrated biogas slurry and preparation method thereof
CN105802638A (en) * 2016-05-16 2016-07-27 农业部规划设计研究院 Biological-carbon-based water retaining agent and preparing method thereof
CN105855275A (en) * 2016-06-22 2016-08-17 中国科学院城市环境研究所 Method for processing sludge and kitchen wastes
CN106242911A (en) * 2016-08-19 2016-12-21 刘建伟 A kind of charcoal fertilizer containing biogas slurry

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107903106A (en) * 2017-11-10 2018-04-13 安徽双圆农业科技有限公司 A kind of method for improving biogas liquid fertilizer utilization rate
CN108586087A (en) * 2018-07-17 2018-09-28 王亚 A kind of long-acting slow-release Liquid organic fertilizer and preparation method thereof
CN112939693A (en) * 2019-11-25 2021-06-11 长江大学 Preparation and application methods of improved carbon-based biogas fertilizer

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Application publication date: 20170725