CN107216209A - A kind of method that domestic sludge prepares Nutrition Soil - Google Patents
A kind of method that domestic sludge prepares Nutrition Soil Download PDFInfo
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- CN107216209A CN107216209A CN201710582869.5A CN201710582869A CN107216209A CN 107216209 A CN107216209 A CN 107216209A CN 201710582869 A CN201710582869 A CN 201710582869A CN 107216209 A CN107216209 A CN 107216209A
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- fermentation
- nutrition soil
- domestic sludge
- moisture content
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- 239000010802 sludge Substances 0.000 title claims abstract description 43
- 239000002689 soil Substances 0.000 title claims abstract description 41
- 235000016709 nutrition Nutrition 0.000 title claims abstract description 38
- 230000035764 nutrition Effects 0.000 title claims abstract description 38
- 238000000034 method Methods 0.000 title claims abstract description 25
- 230000004151 fermentation Effects 0.000 claims abstract description 54
- 238000000855 fermentation Methods 0.000 claims abstract description 53
- 239000000463 material Substances 0.000 claims abstract description 20
- 241000209504 Poaceae Species 0.000 claims abstract description 18
- 239000002893 slag Substances 0.000 claims abstract description 10
- 235000001674 Agaricus brunnescens Nutrition 0.000 claims abstract description 9
- 230000032683 aging Effects 0.000 claims abstract description 7
- 230000007935 neutral effect Effects 0.000 claims abstract description 5
- 230000008569 process Effects 0.000 claims abstract description 5
- 239000000203 mixture Substances 0.000 claims description 13
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 6
- 150000001875 compounds Chemical class 0.000 claims description 6
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 3
- 239000001569 carbon dioxide Substances 0.000 claims description 3
- 244000025254 Cannabis sativa Species 0.000 claims description 2
- 238000003306 harvesting Methods 0.000 claims description 2
- 238000012360 testing method Methods 0.000 claims description 2
- 238000012856 packing Methods 0.000 claims 1
- 230000003014 reinforcing effect Effects 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 18
- 238000005265 energy consumption Methods 0.000 abstract description 3
- 239000002994 raw material Substances 0.000 abstract description 3
- 238000013461 design Methods 0.000 abstract description 2
- 238000003912 environmental pollution Methods 0.000 abstract description 2
- 230000009467 reduction Effects 0.000 abstract description 2
- 238000010438 heat treatment Methods 0.000 abstract 1
- 230000035699 permeability Effects 0.000 abstract 1
- 238000009423 ventilation Methods 0.000 abstract 1
- 239000002023 wood Substances 0.000 description 5
- 239000007789 gas Substances 0.000 description 3
- 241000196324 Embryophyta Species 0.000 description 2
- 238000005273 aeration Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000018044 dehydration Effects 0.000 description 2
- 238000006297 dehydration reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 235000010855 food raising agent Nutrition 0.000 description 2
- 239000010451 perlite Substances 0.000 description 2
- 235000019362 perlite Nutrition 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 230000003462 zymogenic effect Effects 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- 235000019750 Crude protein Nutrition 0.000 description 1
- 102000002322 Egg Proteins Human genes 0.000 description 1
- 108010000912 Egg Proteins Proteins 0.000 description 1
- 241000233866 Fungi Species 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 238000010564 aerobic fermentation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 239000000686 essence Substances 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000002921 fermentation waste Substances 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000000618 nitrogen fertilizer Substances 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 210000004681 ovum Anatomy 0.000 description 1
- 244000045947 parasite Species 0.000 description 1
- 244000052769 pathogen Species 0.000 description 1
- 230000001717 pathogenic effect Effects 0.000 description 1
- 102000004169 proteins and genes Human genes 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- 241001148471 unidentified anaerobic bacterium Species 0.000 description 1
- 229910052902 vermiculite Inorganic materials 0.000 description 1
- 239000010455 vermiculite Substances 0.000 description 1
- 235000019354 vermiculite Nutrition 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
Classifications
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05D—INORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C; FERTILISERS PRODUCING CARBON DIOXIDE
- C05D9/00—Other inorganic fertilisers
-
- 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
-
- 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
- C05G3/80—Soil conditioners
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Pest Control & Pesticides (AREA)
- Engineering & Computer Science (AREA)
- Inorganic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Soil Sciences (AREA)
- Biochemistry (AREA)
- Biotechnology (AREA)
- General Chemical & Material Sciences (AREA)
- Microbiology (AREA)
- Molecular Biology (AREA)
- Fertilizers (AREA)
- Treatment Of Sludge (AREA)
Abstract
The invention discloses a kind of method for applying the sludge in domestic sludge process field to prepare Nutrition Soil, later material is sufficiently mixed in proportion for domestic sludge, Jujun grasses, mushroom residue, Superlight ceramsites slag and fermentation, regulation moisture content to 51%~68%；Ventilation pre fermentation 5 days, pH reaches 6.5~7.5 neutral state；The strain of addition 0.1%, 65 degrees Celsius of heating is with top fermentation；The moisture content further ageing of reduction by less than 30% fermentation 20 days or so；The Nutrition Soil thoroughly become thoroughly decomposed.The method design science that the domestic sludge that the present invention is provided prepares Nutrition Soil is simple, solves domestic sludge and prepares that environmental pollution during Nutrition Soil is big, severe operational environment, production cycle length, low production efficiency, high energy consumption, the high problem of human cost；Nutrition Soil production cost is reduced, Nutrition Soil quality is lifted；Overcome and Nutrition Soil is prepared using sludge as raw material, fermentation heap is easily hardened, the problem of poor air permeability.
Description
Technical field
The present invention relates to sludge treatment field, a kind of method that specifically domestic sludge prepares Nutrition Soil.
Background technology
Prior art typically does Nutrition Soil leavening agent using perlite, vermiculite to be used to improve soil hardening；Perlite belongs to
Environmental pollution is larger in non-renewable mineral resources, recovery process, and transportation range is long, expensive.Prior art is typically adopted
It is that cost-effective wood chip typically processes remaining leftover pieces, the cost of wood chip using timber with wood chip or cavings as additive
It is unstable, it is unfavorable for the production of large-scale pipeline formula, cavings is high in southern area cost, up to 800 yuan/ton, and wood chip, paddy
Chaff containing cellulose height, protein, sugar are low to be unfavorable for zymogenic growth, and fermenting speed is slow, the nitrogenous fertilizer amount of finished product produced
It is low, finished product fertilizers poor quality.Prior art using sludge be usually belt filter press or plate and frame filter press squeezing after sludge, such as
Without using plate and frame filter press mud extraction, moisture content is up to 80% or so, it is necessary to which the big cost of the auxiliary material amount of addition is high；Such as use sheet frame pressure
(entering mud and need to adding substantial amounts of lime, molysite and nursed one's health for plate and frame filter press, could be obtained preferably for filter mud extraction pH11~12
Dehydration rate) pH need to be adjusted puts into production to neutral rear, workshop section is complicated, operating mode is unstable, efficiency is low, cost is high, finished product
Poor quality.
This, which causes current domestic sludge to prepare Nutrition Soil production cycle length, low production efficiency, high energy consumption, causes production cost
It is higher.
The content of the invention
Harmless domestic sludge, recycling are realized it is an object of the invention to provide one kind, the life for reducing carbon emission is dirty
The method of clay standby Nutrition Soil.
In order to overcome above-mentioned defect of the prior art, the present invention is adopted the following technical scheme that：
A kind of method that domestic sludge prepares Nutrition Soil,
(1) domestic sludge, Jujun grasses, mushroom residue, Superlight ceramsites slag and fermentation, later material is sufficiently mixed in proportion, is adjusted
The moisture content of mixture is to 51%~68%；
(2) mixture in (1) is put into fermenting cellar, carries out the pre fermentation of 4~7 days, be during which passed through a small amount of air；
(3) after pre fermentation, by the percentage of compound weight, the strain of addition 0.1%~0.15% is mixed, and is carried out
Fermentation intensive treatment, was rapidly heated in 24 hours to more than 65 DEG C, and mixture is controlled by being aerated or turning over throwing or slotting heat pipe
Temperature is between 65 DEG C~75 DEG C, and control moisture content is reduced to 30%~40% fermentation at least 7 days；
(4) moisture content is further reduced to less than 30%, carries out ageing fermentation 18~25 days；
(5) examination and test of products classification is carried out, the underproof finished product of quality is deposited into planting huge fungous grass plantation Jujun grasses, qualified
Product is packed.
Further, the matter that domestic sludge, Jujun grasses, mushroom residue, Superlight ceramsites slag and fermentation in described (1) are later expected
Amount ratio is 4：4：1：1：2；Domestic sludge moisture content is 60%.
Further, the Jujun grasses harvesting in described (1) is returned, and first does break process.
Further, the fermentation in described (1) turn one's head material be from (3) reclaim incomplete fermentations material or complete fermentation material obtain
Arrive.
Further, it is inoculated into described (2) using eugonic zymophyte in later material, mushroom residue in Jujun grasses,
Promote zymophyte fast-growth.
Further, the substantial amounts of carbon dioxide that pre fermentation is produced in described (2) quickly neutralizes the alkalescence in domestic sludge
Material, by 5 days pre fermentations, mixture pH was 6.5~7.5 neutral state.
Further, after described (3) pre fermentation, by the percentage of compound weight, the strain of addition 0.1% is mixed
Close, carry out fermentation intensive treatment, be rapidly heated in 24 hours to more than 65 DEG C, control to mix by being aerated or turning over throwing or slotting heat pipe
The temperature of compound is between 65 DEG C~75 DEG C, and control moisture content is reduced to 35%~40% fermentation 15 days.
Further, described (4) temperature is reduced to normal temperature naturally, and moisture content is further reduced to 20%.
Further, moisture content is further reduced to 20% by described (4), carries out ageing fermentation 20 days.
The method design science that the domestic sludge that the present invention is provided prepares Nutrition Soil is simple, solves domestic sludge and prepares nutrition
Production cycle length, low production efficiency, high energy consumption problem during soil；Nutrition Soil production cost is reduced, Nutrition Soil quality is lifted.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the accompanying drawing used required in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, without having to pay creative labor, may be used also
To obtain other accompanying drawings according to these accompanying drawings：
Fig. 1 is the embodiment of the method schematic diagram that a kind of domestic sludge of the invention prepares Nutrition Soil.
Embodiment
The present invention is described in detail below in conjunction with accompanying drawing and specific embodiment, herein with the schematic implementation of the present invention
Example and explanation are used for explaining the present invention, but not as a limitation of the invention.
As shown in figure 1, a kind of method that domestic sludge prepares Nutrition Soil：
(1) raw material use ratio：60% moisture content domestic sludge：Jujun grasses：Mushroom residue：Superlight ceramsites slag：Fermentation is turned one's head
Material=4：4：1：1：2, raw material is proportionally sufficiently mixed, the moisture content of mixture is adjusted to 60%.
(2) pre fermentation：It is inoculated into using eugonic zymophyte in fermentation later material, mushroom residue during the pre fermentation
Jujun grasses, Jujun grasses promote zymophyte fast-growth rich in crude protein, sugar, are passed through a small amount of air, it is ensured that zymogenic quick
Production, suppresses the generation of foul gas, and producing substantial amounts of carbon dioxide in bacteria growing production process of fermenting quickly neutralizes life
Alkaline matter in sludge, by 5 days pre fermentations, mixture pH was 6.5~7.5 neutral state.
(3) ferment：By the percentage by weight of compound, 0.1% strain is added, zymophyte intensive treatment is carried out.Mixture
Be rapidly heated in 24 hours to more than 65 DEG C, by aeration turn over throw etc. controlling measurement mixture temperature 65 DEG C~75 DEG C it
Between, worm's ovum, pathogen, parasite, spore, weed seed were thoroughly killed in continuous more than 7 days；Mixture during hot fermentation
The moisture rapid evaporation of material, control moisture content is reduced to 35%~40% fermentation 15 days.
(4) ageing fermentation：It is aged in fermentation process, the moisture content of mixed material is further reduced to less than 30%.Mixing
The temperature of material is gradually reduced, and mixed material thoroughly becomes thoroughly decomposed, it is ensured that not burn seedlings when finished product is used, and whole process needs 20 days.
(5) entered ageing to ferment and obtain Nutrition Soil, the finished product higher to quality carry out it is for sale, inferior quality into
Product, are applied in wasteland, plant Jujun grasses on abandoned mine, the Jujun grasses planted after half a year can be gathered in, after broken i.e.
The leavening agent that can be fermented as Nutrition Soil.The Nutrition Soil produced reaches that the afforestation of urban wastewater treatment firm sludge treatment is used
The standard of shale.
Nutrition Soil fermentation process is an aerobic fermentation process, it is necessary to be aerated and turning is oxygenated to fermentation heap,
(haydite is a kind of to be built using ceramic polished slag, building mud, the environmental protection of municipal sludge changing waste into resources to addition Superlight ceramsites slag
Safety and environmental protection in material, production process, can be produced in situ in, and no freight is cheap.Good ring can be obtained using haydite
Border benefit and economic benefit) after, fermentation heap can be promoted to be in soft fluffy state, aeration time and turning number of times are reduced, so as to save
About the energy and human cost, reduce production cost, lift product quality.Fermentation heap is conducive to aerobic hair in fluffy ventilative state
The fast-growth of yeast-like fungi, is conducive to shortening fermentation period；Suppress the growth of anaerobic bacteria simultaneously, reduce the generation of foul gas, have
Beneficial to the control of fermentation waste gas.With the addition of the Nutrition Soil of the production of Superlight ceramsites slag, using be conducive to improve soil hardening situation,
Improve soil result, so as to improve the quality of Nutrition Soil.Using the Jujun grasses of southern area high yield, fermentation week is shortened
Phase, improve Nutrition Soil quality, reduction production cost.By the optimization especially pre fermentation technique of zymotechnique, change current
Sludge after plate and frame filter press dehydration needs to adjust the present situation that could be fermented after pH value, reduces medicament use cost, makes
Overall fermentation process stable conditions, are easy to operational management.
In summary, pearl cotton, Jujun grasses replacement cavings, wood chip are substituted using Superlight ceramsites slag by adjusting, sends out this
It is bright that there is the production cost for reducing Nutrition Soil, Nutrition Soil quality is lifted, domestic sludge recycling is realized, current domestic sludge is solved
The predicament in besieged city.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
God is with principle, and any modification, equivalent substitution and improvements made etc. should be included in the scope of the protection.
Claims (9)
1. a kind of method that domestic sludge prepares Nutrition Soil, it is characterised in that：
(1) domestic sludge, Jujun grasses, mushroom residue, Superlight ceramsites slag and fermentation, later material is sufficiently mixed in proportion, regulation mixing
The moisture content of thing is to 51%~68%；
(2) mixture in (1) is put into fermenting cellar, carries out the pre fermentation of 4~7 days, be during which passed through a small amount of air；
(3) after pre fermentation, by the percentage of compound weight, the strain of addition 0.1%~0.15% is mixed, fermented
Intensive treatment, was rapidly heated in 24 hours to more than 65 DEG C, and the temperature of mixture is controlled by being aerated or turning over throwing or slotting heat pipe
Between 65 DEG C~75 DEG C, control moisture content is reduced to 30%~40% fermentation at least 7 days；
(4) moisture content is further reduced to less than 30%, carries out ageing fermentation 18~25 days；
(5) examination and test of products classification is carried out, low-quality finished product is used for planting huge fungous grass plantation Jujun grasses, and the finished product of high-quality enters
Row packing and selling.
2. the method that domestic sludge according to claim 1 prepares Nutrition Soil, it is characterised in that：
The mass ratio that domestic sludge, Jujun grasses, mushroom residue, Superlight ceramsites slag and fermentation in (1) are later expected is 4：4：
1：1：2；Domestic sludge moisture content is 60%.
3. the method that domestic sludge according to claim 1 prepares Nutrition Soil, it is characterised in that：
Jujun grasses harvesting in (1) is returned, and first does break process.
4. the method that domestic sludge according to claim 1 prepares Nutrition Soil, it is characterised in that：
Fermentation in (1) turn one's head material be from (3) reclaim incomplete fermentations material or complete fermentation material obtain.
5. the method that domestic sludge according to claim 1 prepares Nutrition Soil, it is characterised in that：
It is inoculated into (2) using eugonic zymophyte in later material, mushroom residue in Jujun grasses, promotes zymophyte quick
Growth.
6. the method that domestic sludge according to claim 5 prepares Nutrition Soil, it is characterised in that：
The substantial amounts of carbon dioxide that pre fermentation is produced in (2) quickly neutralizes the alkaline matter in domestic sludge, pre- by 5 days
Fermentation, mixture pH is 6.5~7.5 neutral state.
7. the method that domestic sludge according to claim 1 prepares Nutrition Soil, it is characterised in that：
After (3) pre fermentation, by the percentage of compound weight, the strain of addition 0.1% is mixed, and carries out fermentation reinforcing
Processing, was rapidly heated in 24 hours to more than 65 DEG C, and the temperature of mixture is controlled 65 by being aerated or turning over throwing or slotting heat pipe
DEG C~75 DEG C between, control moisture content be reduced to 35%~40% fermentation 15 days.
8. the method that domestic sludge according to claim 1 prepares Nutrition Soil, it is characterised in that：
(4) temperature is reduced to normal temperature naturally, and moisture content is further reduced to 20%.
9. the method that domestic sludge according to claim 8 prepares Nutrition Soil, it is characterised in that：
Moisture content is further reduced to 20% by (4), carries out ageing fermentation 20 days.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710582869.5A CN107216209A (en) | 2017-07-17 | 2017-07-17 | A kind of method that domestic sludge prepares Nutrition Soil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710582869.5A CN107216209A (en) | 2017-07-17 | 2017-07-17 | A kind of method that domestic sludge prepares Nutrition Soil |
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| Publication Number | Publication Date |
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| CN107216209A true CN107216209A (en) | 2017-09-29 |
Family
ID=59953358
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| CN201710582869.5A Pending CN107216209A (en) | 2017-07-17 | 2017-07-17 | A kind of method that domestic sludge prepares Nutrition Soil |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107494052A (en) * | 2017-10-11 | 2017-12-22 | 福建润土工程科技有限公司 | A kind of preparation method of afforestation cultivation matrix |
| CN107821090A (en) * | 2017-12-27 | 2018-03-23 | 大连地拓环境科技有限公司 | A kind of planting soil and preparation method thereof |
| CN108901749A (en) * | 2018-07-06 | 2018-11-30 | 四川建筑职业技术学院 | A kind of cultivated soil and preparation method thereof using municipal sludge preparation |
| CN110396009A (en) * | 2019-08-02 | 2019-11-01 | 济南中合环保科技有限公司 | A method of organic fertilizer is produced using municipal sludge |
| CN112661369A (en) * | 2020-12-25 | 2021-04-16 | 云南龙氏肥业有限公司 | Method for treating municipal sludge by using pennisetum hydridum and sludge in synergistic circulating manner |
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| CN101121613A (en) * | 2007-07-30 | 2008-02-13 | 福建农林大学菌草研究所 | Method for cultivating edible fungus by fungus straw |
| CN103396177A (en) * | 2013-07-30 | 2013-11-20 | 中山市巴斯德农业科技有限公司 | Method for manufacturing bio-fertilizer by using domestic sludge |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101121613A (en) * | 2007-07-30 | 2008-02-13 | 福建农林大学菌草研究所 | Method for cultivating edible fungus by fungus straw |
| CN103396177A (en) * | 2013-07-30 | 2013-11-20 | 中山市巴斯德农业科技有限公司 | Method for manufacturing bio-fertilizer by using domestic sludge |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107494052A (en) * | 2017-10-11 | 2017-12-22 | 福建润土工程科技有限公司 | A kind of preparation method of afforestation cultivation matrix |
| CN107821090A (en) * | 2017-12-27 | 2018-03-23 | 大连地拓环境科技有限公司 | A kind of planting soil and preparation method thereof |
| CN108901749A (en) * | 2018-07-06 | 2018-11-30 | 四川建筑职业技术学院 | A kind of cultivated soil and preparation method thereof using municipal sludge preparation |
| CN108901749B (en) * | 2018-07-06 | 2021-09-03 | 四川建筑职业技术学院 | Cultivation soil prepared from municipal sludge and preparation method thereof |
| CN110396009A (en) * | 2019-08-02 | 2019-11-01 | 济南中合环保科技有限公司 | A method of organic fertilizer is produced using municipal sludge |
| CN112661369A (en) * | 2020-12-25 | 2021-04-16 | 云南龙氏肥业有限公司 | Method for treating municipal sludge by using pennisetum hydridum and sludge in synergistic circulating manner |
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