CN103626575B - A kind of natural pond liquid produces the method for organic-inorganic complex fertilizer - Google Patents
A kind of natural pond liquid produces the method for organic-inorganic complex fertilizer Download PDFInfo
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- CN103626575B CN103626575B CN201310543808.XA CN201310543808A CN103626575B CN 103626575 B CN103626575 B CN 103626575B CN 201310543808 A CN201310543808 A CN 201310543808A CN 103626575 B CN103626575 B CN 103626575B
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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
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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Abstract
The invention discloses the method that a kind of natural pond liquid produces organic-inorganic complex fertilizer, it comprises the steps: a), solid-liquid separation is carried out to the biogas residue liquid obtained via biogas fermentation, obtain solid and liquid respectively, b), humic acids is utilized to purify liquid as flocculation agent, c), utilize gac to remove causing in liquid and smell material, d), to liquid High Temperature Sterilization, e), natural pond liquid temp adds organic raw material and inorganic raw material mixture after dropping to room temperature, f), add EDTA and carry out complexing, add sorb ester-80 to stablize, g), mix and namely obtain organic and inorganic liquid fertilizer, the product base fluid produced according to aforesaid method is tunning, water is dissolved in more rapidly than common product, more easily absorbed by crops, easy storage, good transport, easily uses, effective, the labour intensity in liquid fertilizer application can be reduced, reduce agroecological environment and pollute, reduce the unordered discharge pollution on the environment of non-fertilizer natural pond liquid in period.
Description
Technical field
The invention belongs to the preparation field that natural pond liquid produces liquid organic-inorganic complex fertilizer, specifically refer to a kind of method utilizing livestock breeding biogas slurry and organic raw material-inorganic raw material to produce liquid organic-inorganic complex fertilizer.
Background technology
In recent years, the livestock breeding industry of China is increased fast, and constantly to intensive, mass-producing and modern future development.But feces of livestock and poultry carries out processing not in time, the environmental health around entail dangers to cultivation base, Environmental safety is also more and more pay attention in recent years, and the pollution problem of aquaculture does not process the development that yet can have influence on self.
In the progress of environment and energy development, the most obvious to develop biogas treatment breeding pollution comprehensive benefit, the development of biogas in recent years also becomes more and more universal.
Natural pond liquid is the organic waste such as feces of livestock and poultry and agricultural crop straw residues through anaerobically fermenting generation in methane-generating pit, is a kind of organic fertilizer of high-quality.Containing the multiple element such as nitrogen, phosphorus, potassium, magnesium, calcium that plant needs in the liquid of natural pond, also has a large amount of active organic component, as plant hormone, vitamin B group, amino acid, protein, lytic enzyme and multiple mineral acids and some antibiotic etc. such as humic acids, indolylacetic acid, milk-acid bacteria, Plant hormones regulators,gibberellins, phytokinin, between these compositions, mutual coordinative role is present in the liquid of natural pond with the form of available nutrient and biological pesticide, can directly be absorbed rapidly and be killed harmful levels of pathogens and worm's ovum, thus promote the growth of crop, therefore natural pond liquid is alternatively that a kind of medicine is fertile.The science of natural pond liquid uses the content that can improve soil with organic matter and nutritive element, improves Soil structure, increases soil fertility.
In the liquid of natural pond, these effective component contents are lower, concentration is generally about 10%, containing vegetable fibre, silt, bacterium, clay, colloid, pesticide residue, suspended substance and the organism containing fishy odor, therefore the plant such as farm crop and flowers directly uses this natural pond liquid, do not meet agricultural health accurate, and cause the secondary pollution in farmland.This according to natural pond liquid being carried out to process in early stage, and according to the physiological effect of natural pond liquid on crop and Nutrition Mechanism, supplements some useful nutritions with regard to needs.
Effective way is exactly prepare the organic and inorganic got concentrate composite liquid fertilizer product by carrying the natural pond liquid after process, expand the use range of natural pond liquid, realize the high value added utilization of natural pond liquid, make it in the non-harmful green agricultural product of production and flower planting, have vast potential for future development more, better raising liquid fertilizer plant recovery of nutrient, reduce agroecological environment to pollute, agricultural product quality and safety is improved, unlikely being entered in human body or animal by food chain produces harm, and can create significant economic benefit.
Summary of the invention
The object of the invention is to the present invention is directed to above-mentioned technical problem, a kind of method utilizing livestock breeding biogas slurry and organic raw material-inorganic raw material to produce liquid organic-inorganic complex fertilizer is provided.
The technical solution adopted for the present invention to solve the technical problems is: a kind of natural pond liquid produces the method for organic-inorganic complex fertilizer, and it comprises the steps
A), to the biogas residue liquid obtained via biogas fermentation carry out solid-liquid separation, obtain solid and liquid respectively;
B), humic acids is utilized to purify liquid as flocculation agent;
C), utilize gac to remove causing in liquid and smell material;
D), to liquid High Temperature Sterilization;
E), natural pond liquid temp adds organic raw material and inorganic raw material mixture after dropping to room temperature, organic raw material comprises aminoacids complex, sodium alginate and potassium fulvate, and inorganic raw material comprises urea, potassium primary phosphate, saltpetre, nitrocalcite, zinc nitrate, copper sulfate and borax;
F), add EDTA complexing, add sorb ester-80 and stablize;
G), mix and namely obtain organic and inorganic liquid fertilizer.
Described a kind of natural pond liquid produces the method for organic-inorganic complex fertilizer, the detailed process of its step b) is: get the natural pond liquid after filtration and be placed in stirred autoclave, humic acids is added by 0.5% of natural pond liquid measure, be stirred to and occur flocculence material, leave standstill 12h, open tank base valve, discharge containing throw out liquid, till until the natural pond liquid of releasing being the weak yellow liquid of clarification.
Described a kind of natural pond liquid produces the method for organic-inorganic complex fertilizer, the detailed process of its step c) is: by the natural pond liquid clear liquor handled well in step b) by being equipped with in the strainer of gac, cycle through 2 ~ 3 times, described gac is cocoanut active charcoal.
Described a kind of natural pond liquid produces the method for organic-inorganic complex fertilizer, and the detailed process of its step d) is: natural pond liquid Heating temperature remains on 70-75 DEG C, heat-up time 1h.
Described a kind of natural pond liquid produces the method for organic-inorganic complex fertilizer, the detailed process of its step e) is: stir after adding organic raw material, inorganic raw material and plant-growth regulator in proportion, churning time is that 2-5h is until fully dissolve, mix, then add HCl solution, make the pH value of mixing liquid fertilizer reach 8.0 ± 0.1.
Described a kind of natural pond liquid produces the method for organic-inorganic complex fertilizer, in its step e), organic raw material each component is respectively: natural pond liquid 48.2%, urea 8.3%, potassium primary phosphate 4.2%, saltpetre 4.2%, aminoacids complex 8.3%, sodium alginate 4.2%, potassium fulvate 16.7%, nitrocalcite 1.7%, zinc nitrate 1.3%, copper sulfate 2.1%, borax 0.8%.
Described a kind of natural pond liquid produces the method for organic-inorganic complex fertilizer, and in its step f), EDTA consumption is 0.01% of natural pond liquid measure, and sorb ester-80 consumption is 0.0025% of natural pond liquid measure.
The invention has the beneficial effects as follows: product total nutrient (N+P2O5+K20) >=110g/L, organic matter >=150g/L, base fluid is tunning, more can promptly be dissolved in the water than common product, more easily absorbed by crops, and its absorption rate is relatively high, some the compound each amino acids of self synthesis contained in the liquid of natural pond, VITAMIN, protein, Plant hormones regulators,gibberellins, growth hormone, carbohydrate, nucleic acid and microbiotic etc. have good regulating effect to the growth of crop and reproduction, the organic nutrient of thing growth needs and various trace element can be useed as by fast repairing, without the need to reusing trace element fertilizer, this product is easily stored, good transport, easily use, effective, the labour intensity in liquid fertilizer application can be reduced, improve the utilization ratio of liquid fertilizer nutrient, expand the range of application of natural pond liquid, promote the growth conditions of the plant such as farm crop and flowers and the improvement of growing environment, reduce agroecological environment to pollute, improve agricultural product quality and safety, the dirt that the unordered discharge reducing non-fertilizer natural pond liquid in period causes environment.
Accompanying drawing explanation
Fig. 1 is the schema of preparation method of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the present invention is described in further detail.
The invention discloses the method that a kind of natural pond liquid produces organic-inorganic complex fertilizer, step is as follows
Solid-liquid separation is carried out to the biogas residue liquid obtained via biogas fermentation, obtain solid and liquid respectively, some compound each amino acid, VITAMIN, protein, Plant hormones regulators,gibberellins, growth hormone, carbohydrate, nucleic acid and microbiotic etc. of self synthesis contained in the liquid of natural pond have good regulating effect to the growth of crop and reproduction, can use the organic nutrient of thing growth needs and various trace element as by fast repairing.
Natural pond liquid purification
Humic acids is utilized to purify liquid as flocculation agent, to purify vegetable fibre, silt and the organic colloid in the liquid of natural pond, detailed process is: get the natural pond liquid after filtration and be placed in stirred autoclave, adding humic acids by 0.5% of natural pond liquid measure, open stirring apparatus for reaction kettle, stirring 25 ~ 30min to occurring flocculence material, leave standstill 12h, open tank base valve, discharge containing throw out liquid, till until the natural pond liquid of releasing being the weak yellow liquid of clarification.
Natural pond liquid deodorizing
Add gac, remove causing in liquid by its adsorption function and smell material, detailed process is: by the natural pond liquid clear liquor handled well in step b) by being equipped with in the strainer of gac, cycle through 2 ~ 3 times, described gac is the cocoanut active charcoal of micro cellular voids prosperity, active carbon adsorption can cause natural pond liquid to be smelt material and carries out best removal, also achieves good decolorizing effect simultaneously.
The preparation of Organic-inorganic composite water-soluble fertilizer
To liquid High Temperature Sterilization, detailed process is: natural pond liquid Heating temperature remains on 70-75 DEG C, and heat-up time, 1h, killed the harmful organisms such as the pathogenic bacteria in the liquid of natural pond, to growth and development of plants beneficiating ingredient in the liquid of release natural pond.
After natural pond liquid temp drops to room temperature, according to the N-P-K content in the liquid of natural pond and this liquid fertilizer for application target requirements such as plant-growth need, according to the form below adds organic raw material (aminoacids complex, sodium alginate, potassium fulvate), inorganic raw material (urea, potassium primary phosphate, saltpetre, nitrocalcite, zinc nitrate, copper sulfate, borax) and the add-on such as plant-growth regulator, add organic raw material, carrying out stirring churning time after inorganic raw material and plant-growth regulator is 2-5h, make organic raw material, inorganic raw material, plant-growth regulator and natural pond liquid fully dissolve, mix, then HCl solution is added, the pH value of mixing liquid fertilizer is made to reach 8.0 ± 0.1, with the potential of hydrogen needs of applicable plant-growth.
Complexing is stablized
Complexing agent and stablizer is added in mixing liquid fertilizer, complexing agent uses the EDTA of natural pond liquid measure 0.01%, for complexing trace element fertilizer composition, stablizer uses the Tween-80 of 0.0025% of natural pond liquid measure, for keeping mixing the stable of the homogeneous and physical condition of liquid fertilizer composition.
Mix and namely obtain organic and inorganic liquid fertilizer, pack together with the solid then obtained with solid-liquid separation, can finished product be obtained.
Product total nutrient (N+P2O5+K20) >=110g/L, organic matter >=150g/L, base fluid is tunning, more can promptly be dissolved in the water than common product, more easily absorbed by crops, and its absorption rate is relatively high, without the need to reusing trace element fertilizer, this preparation method adopts the method for physics to filter and deodorizing natural pond liquid, and add a certain amount of organic, the method of the Organic-inorganic composite liquid fertilizer of inorganic raw material preparation, the solvability of product is good, organic content is high, be rich in large, in, trace element, reasonable ratio, and have and do not precipitate, non-crystallizable, not bleed, the features such as gas can not be produced, it is a kind of organic water-soluble fertilizer, can be used for foliage-spray, drip irrigation and punching are executed, and product is easily stored, good transport, easily use, effective, the labour intensity in liquid fertilizer application can be reduced, improve the utilization ratio of liquid fertilizer nutrient, expand the range of application of natural pond liquid, promote the growth conditions of the plant such as farm crop and flowers and the improvement of growing environment, reduce agroecological environment to pollute, improve agricultural product quality and safety, the dirt that the unordered discharge reducing non-fertilizer natural pond liquid in period causes environment.
Above-described is only the preferred embodiment of the present invention, it should be pointed out that for the person of ordinary skill of the art, and without departing from the concept of the premise of the invention, can also make some distortion and improvement, these all belong to protection scope of the present invention.
Claims (9)
1. natural pond liquid produces a method for organic-inorganic complex fertilizer, it is characterized in that: it comprises the steps
A), to the biogas residue liquid obtained via biogas fermentation carry out solid-liquid separation, obtain solid and liquid respectively;
B), humic acids is utilized to purify liquid as flocculation agent;
C), utilize gac to remove causing in liquid and smell material;
D), to liquid High Temperature Sterilization;
E), natural pond liquid temp adds organic raw material and inorganic raw material mixture after dropping to room temperature, described organic raw material comprises aminoacids complex, sodium alginate and potassium fulvate, and inorganic raw material comprises urea, potassium primary phosphate, saltpetre, nitrocalcite, zinc nitrate, copper sulfate and borax;
F), add EDTA and carry out complexing, add Tween-80 and stablize;
G), mix and namely obtain organic and inorganic liquid fertilizer.
2. a kind of natural pond according to claim 1 liquid produces the method for organic-inorganic complex fertilizer, it is characterized in that, the detailed process of described step b) is: get the natural pond liquid after filtration and be placed in stirred autoclave, humic acids is added by 0.5% of natural pond liquid measure, be stirred to and occur flocculence material, leave standstill 12h, open tank base valve, discharge containing throw out liquid, till until the natural pond liquid of releasing being the weak yellow liquid of clarification.
3. a kind of natural pond according to claim 2 liquid produces the method for organic-inorganic complex fertilizer, it is characterized in that, the detailed process of described step c) is: by the natural pond liquid clear liquor handled well in step b) by being equipped with in the strainer of gac, cycle through 2 ~ 3 times.
4. a kind of natural pond liquid according to claim 1 or 2 or 3 produces the method for organic-inorganic complex fertilizer, it is characterized in that, the detailed process of described step d) is: natural pond liquid Heating temperature remains on 70-75 DEG C, heat-up time 1h.
5. a kind of natural pond according to claim 4 liquid produces the method for organic-inorganic complex fertilizer, it is characterized in that, the detailed process of described step e) is: stir after adding organic raw material and inorganic raw material in proportion, churning time is that 2-5h is until fully dissolve, mix, then add HCl solution, make the pH value of mixing liquid fertilizer reach 8.0 ± 0.1.
6. a kind of natural pond according to claim 5 liquid produces the method for organic-inorganic complex fertilizer, and it is characterized in that, in described step e), the component of organic raw material and inorganic raw material is respectively: natural pond liquid 48.2%, urea 8.3%, potassium primary phosphate 4.2%, saltpetre 4.2%, aminoacids complex 8.3%, sodium alginate 4.2%, potassium fulvate 16.7%, nitrocalcite 1.7%, zinc nitrate 1.3%, copper sulfate 2.1%, borax 0.8%.
7. a kind of natural pond according to claim 6 liquid produces the method for organic-inorganic complex fertilizer, it is characterized in that, also adds plant-growth regulator in described step e).
8. a kind of natural pond according to claim 7 liquid produces the method for organic-inorganic complex fertilizer, it is characterized in that, in described step f), EDTA consumption is 0.01% of natural pond liquid measure, and Tween-80 consumption is 0.0025% of natural pond liquid measure.
9. a kind of natural pond according to claim 8 liquid produces the method for organic-inorganic complex fertilizer, it is characterized in that, described gac is cocoanut active charcoal.
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| CN103626575A (en) | 2014-03-12 |
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Address after: 434100 No. 8 Heqing Road, Jiangling County, Jingzhou City, Hubei Province Patentee after: SINOCHEMICAL AGRICULTURAL ECOLOGICAL SCIENCE AND TECHNOLOGY (HUBEI) CO., LTD. Address before: 430210 Hubei city of Wuhan province Jiangxia Wulongquan Road No. 9 Street Station Patentee before: Hubei Sinochem & Orient Fertilizer Co., Ltd. |