CN105315098A - Preparation method for rice straw carbon-based fertilizer for reducing rice field greenhouse gas emissions - Google Patents
Preparation method for rice straw carbon-based fertilizer for reducing rice field greenhouse gas emissions Download PDFInfo
- Publication number
- CN105315098A CN105315098A CN201510305494.9A CN201510305494A CN105315098A CN 105315098 A CN105315098 A CN 105315098A CN 201510305494 A CN201510305494 A CN 201510305494A CN 105315098 A CN105315098 A CN 105315098A
- Authority
- CN
- China
- Prior art keywords
- rice straw
- base manure
- charcoal base
- straw charcoal
- rice
- 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
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
- C05F11/00—Other organic fertilisers
-
- 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)
- Organic Chemistry (AREA)
- Fertilizers (AREA)
Abstract
The invention belongs to the technical field of biomass charcoal preparation and particularly relates to a preparation method for rice straw carbon-based fertilizer for reducing rice field greenhouse gas emissions. The rice straw carbon-based fertilizer for reducing greenhouse gas emissions is prepared through hydrothermal carbonization and assimilation of CO2.
Description
Technical field
The invention belongs to biomass charcoal preparing technical field, particularly relate to a kind of rice straw charcoal base manure preparation method for material reducing rice field greenhouse gas emission.
Background technology
The excessive emissions of greenhouse gases, the important root of series of environmental problems having become global warming and brought.Agricultural is one of primary discharge source of greenhouse gases, and agricultural sources greenhouse gas emission accounts for 14% of mankind's activity greenhouse gas emissions, wherein CH
4and N
2the increase of O concentration is mainly derived from rural activity, accounts for CH respectively
4and N
252% of O total emission volumn and 92.47%.Paddy ecosystem is global CH
4and N
2how the important biomolecule emission source of O isothermal chamber gas, alleviate by reducing paddy soil greenhouse gas emission the topic that global warming becomes the common concern of domestic and international scientific workers day by day.
Do not report rice straw to be the hydro-thermal charing of raw material in prior art, and pyrolysis charring method used in the prior art to there is temperature too high, energy consumption is excessive, can not be applicable to the process of rice straw.Therefore, this area a kind of urgently method processing rice straw.
Summary of the invention
One of goal of the invention of the present invention, is the problem for current greenhouse gases excessive emissions, provides one to improve soil aeration situation, reduces CH
4and N
2the rice straw charcoal base manure of O discharge, and preparation method thereof.
For solving above technical problem, technical scheme of the present invention is:
One aspect of the present invention relates to a kind of rice straw charcoal base manure preparation method for material, it is characterized in that: comprise the following steps,
(1) rice straw biomass material is crushed to 60 ~ 100 orders;
(2) rice straw biomass material is mixed with water, insert in the hydro-thermal carbonization reaction still of sealing, under anaerobic, 200 ~ 400rmin
-1rotating speed under stir, under 180 ~ 260 DEG C of constant temperature react 3 ~ 5h;
(3) then room temperature is cooled to, with distilled water wash, dry;
(4) material step (3) obtained, through grinding, sieves, obtains rice straw charcoal base manure material.
In a preferred embodiment of the present invention, it is characterized in that: biomass material used is rice straw, add or do not add other enzyme promoting fermentation and/or microorganism.
In a preferred embodiment of the present invention, it is characterized in that: the blending ratio of rice straw biomass material and water is 1:6 ~ 1:10.
In a preferred embodiment of the present invention, it is characterized in that: hydro-thermal carbonization reaction pressure is 1MPa ~ 3MPa.
In a preferred embodiment of the present invention, it is characterized in that: in step B, oxygen free condition is isolated air.
Relating to above-mentioned development approach does the rice straw charcoal base manure material prepared on the other hand in the present invention.
In a preferred embodiment of the present invention, be characterised in that described rice straw charcoal base manure material specific surface area is between 190-210m
2between/g.
In a preferred embodiment of the present invention, it is characterized in that described rice straw charcoal base manure material pH value is between 8-10.
The invention still further relates to above-mentioned rice straw charcoal base manure material and reduce the application in the greenhouse gas emission of rice field.
The invention has the beneficial effects as follows:
The present invention prepares that the operation of equipment that rice straw charcoal base manure adopts is simple, production cost is lower, is conducive to the large-scale application of rice straw charcoal base manure material.
Rice straw charcoal base manure specific surface area prepared by the present invention is high, is applicable to soil, is conducive to the discharge reducing rice field greenhouse gases, thus mitigation of global climate change.
Embodiment
If not specified, the conventional means that technique means used in embodiment is well known to those skilled in the art.
Embodiment 1
Reduce a rice straw charcoal base manure preparation method for material for rice field greenhouse gas emission, comprise the following steps:
(1) rice straw biomass material is crushed to 60 orders;
(2) rice straw biomass material is mixed by 1:8 with water;
(3) by mixed rice straw biomass material and water, insert in the hydro-thermal carbonization reaction still of sealing, under anaerobic, 200rmin
-1rotating speed under stir, under 180 DEG C of constant temperature, react 5h;
(4) then room temperature is cooled to, with distilled water wash, dry 12h at 105 DEG C;
(5) material step (3) obtained, through grinding, is crossed 20 mesh sieves, is obtained rice straw charcoal base manure material A.
The rice straw charcoal base manure productive rate of the minimizing greenhouse gas emission that this example obtains is 69.5%, and pH value is 8.41, specific surface area 191.3m
2/ g, total hole volume 0.092cm
3/ g.
In addition, be applied to rice field by the rice straw charcoal base manure material A of per hectare 20t, greenhouse gases are by sealing closed chamber method collected specimens.Sample adopts CH in Shimadzu GC-12A gas chromatograph Simultaneously test sample
4and N
2o gas content, flame ionization ditector temperature is 200 DEG C, and separator column temperature is 80 DEG C, adopts high-purity N
2as carrier gas.Greenhouse gas emission flux calculation formula is as follows:
F＝Δm/A×Δt
＝273/(273+T)×ρ×V×Δc/A×Δt
F is the emission flux of greenhouse gases, mg/ (m
2h); ρ is gas density at standard conditions, g/L; A is that tank floor is amassed, m
2; H is the virtual height of casing, m; V is useful space volume in case, m
3; T is gas temperature in case, DEG C; Δ m is the quality change amount of gas in case in the Δ t time, mg; Δ c is the change in concentration amount of gas in case in the Δ t time, mg/L.By gas sample concentration and the relation curve of time, calculate the emission flux of greenhouse gases, adopt method of weighted mean to obtain the accumulation quantity discharged of greenhouse gases in vegetative period, mg/m
2.
After 3 months (i.e. a vegetative period of paddy rice), CH
4accumulation quantity discharged is 7.68mg/m
2, N
2o accumulation quantity discharged is 16.3mg/m
2, compared with not using the crop of this rice straw charcoal base manure material, CH
4accumulation quantity discharged reduces 0.56mg/m
2, N
2o accumulation quantity discharged reduces 5.3mg/m
2, illustrate that the input of rice straw charcoal base manure can reduce rice field greenhouse gases CH
4and N
2the emission flux of O.
Embodiment 2
Reduce a rice straw charcoal base manure preparation method for material for rice field greenhouse gas emission, comprise the following steps:
(1) rice straw biomass material is crushed to 80 orders;
(2) rice straw biomass material is mixed by 1:8 with water;
(3) by mixed rice straw biomass material and water, insert in the hydro-thermal carbonization reaction still of sealing, under anaerobic, 250rmin
-1rotating speed under stir, under 200 DEG C of constant temperature, react 4h;
(4) then room temperature is cooled to, with distilled water wash, dry 12h at 105 DEG C;
(5) material step (3) obtained, through grinding, is crossed 20 mesh sieves, is obtained rice straw charcoal base manure material B.
The rice straw charcoal base manure productive rate of the minimizing greenhouse gas emission that this example obtains is 67.4%, and pH value is 8.53, specific surface area 194.6m
2/ g, total hole volume 0.094cm
3/ g.
In addition, be applied to rice field by the rice straw charcoal base manure material B of per hectare 20t, gas collecting and method of calculation the same, after 3 months (i.e. a vegetative period of paddy rice), CH
4accumulation quantity discharged is 7.64mg/m
2, N
2o accumulation quantity discharged is 16.25mg/m
2, compared with not using the crop of this rice straw charcoal base manure material, CH
4accumulation quantity discharged reduces 0.58mg/m
2, N
2o accumulation quantity discharged reduces 5.33mg/m
2, illustrate that the input of rice straw charcoal base manure can reduce rice field greenhouse gases CH
4and N
2the emission flux of O.
Embodiment 3
Reduce a rice straw charcoal base manure preparation method for material for rice field greenhouse gas emission, comprise the following steps:
(1) rice straw biomass material is crushed to 100 orders;
(2) rice straw biomass material is mixed by 1:6 with water;
(3) by mixed rice straw biomass material and water, insert in the hydro-thermal carbonization reaction still of sealing, under anaerobic, 300rmin
-1rotating speed under stir, under 220 DEG C of constant temperature, react 3h;
(4) then room temperature is cooled to, with distilled water wash, dry 12h at 105 DEG C;
(5) material step (3) obtained, through grinding, is crossed 20 mesh sieves, is obtained rice straw charcoal base manure material C.
The rice straw charcoal base manure productive rate of the minimizing greenhouse gas emission that this example obtains is 62.7%, and pH value is 8.67, specific surface area 198.3m
2/ g, total hole volume 0.097cm
3/ g.
In addition, be applied to rice field by the rice straw charcoal base manure material C of per hectare 20t, gas collecting and method of calculation the same, after 3 months (i.e. a vegetative period of paddy rice), CH
4accumulation quantity discharged is 7.59mg/m
2, N
2o accumulation quantity discharged is 16.13mg/m
2, compared with not using the crop of this rice straw charcoal base manure material, CH
4accumulation quantity discharged reduces 0.63mg/m
2, N
2o accumulation quantity discharged reduces 5.46mg/m
2, illustrate that the input of rice straw charcoal base manure can reduce rice field greenhouse gases CH
4and N
2the emission flux of O.
Embodiment 4
Reduce a rice straw charcoal base manure preparation method for material for rice field greenhouse gas emission, comprise the following steps:
(1) rice straw biomass material is crushed to 80 orders;
(2) rice straw biomass material is mixed by 1:6 with water;
(3) by mixed rice straw biomass material and water, insert in the hydro-thermal carbonization reaction still of sealing, under anaerobic, 350rmin
-1rotating speed under stir, under 240 DEG C of constant temperature, react 2h;
(4) then room temperature is cooled to, with distilled water wash, dry 12h at 105 DEG C;
(5) material step (3) obtained, through grinding, is crossed 20 mesh sieves, is obtained rice straw charcoal base manure material D.
The rice straw charcoal base manure productive rate of the minimizing greenhouse gas emission that this example obtains is 59.6%, and pH value is 8.66, specific surface area 203.3m
2/ g, total hole volume 0.100cm
3/ g.
In addition, be applied to rice field by the rice straw charcoal base manure material D of per hectare 20t, gas collecting and method of calculation the same, after 3 months (i.e. a vegetative period of paddy rice), CH
4accumulation quantity discharged is 7.48mg/m
2, N
2o accumulation quantity discharged is 16.05mg/m
2, compared with not using the crop of this rice straw charcoal base manure material, CH
4accumulation quantity discharged reduces 0.73mg/m
2, N
2o accumulation quantity discharged reduces 5.52mg/m
2, illustrate that the input of rice straw charcoal base manure can reduce rice field greenhouse gases CH
4and N
2the emission flux of O.
Embodiment 5
Reduce a rice straw charcoal base manure preparation method for material for rice field greenhouse gas emission, comprise the following steps:
(1) rice straw biomass material is crushed to 60 orders;
(2) rice straw biomass material is mixed by 1:6 with water;
(3) by mixed rice straw biomass material and water, insert in the hydro-thermal carbonization reaction still of sealing, under anaerobic, 400rmin
-1rotating speed under stir, under 260 DEG C of constant temperature, react 2h;
(4) then room temperature is cooled to, with distilled water wash, dry 12h at 105 DEG C;
(5) material step (3) obtained, through grinding, is crossed 20 mesh sieves, is obtained rice straw charcoal base manure material E.
The rice straw charcoal base manure productive rate of the minimizing greenhouse gas emission that this example obtains is 55.4%, and pH value is 8.78, specific surface area 208.1m
2/ g, total hole volume 0.100cm
3/ g.
In addition, be applied to rice field by the rice straw charcoal base manure material E of per hectare 20t, gas collecting and method of calculation the same, after 3 months (i.e. a vegetative period of paddy rice), CH
4accumulation quantity discharged is 7.42mg/m
2, N
2o accumulation quantity discharged is 16.0mg/m
2, compared with not using the crop of this rice straw charcoal base manure material, CH
4accumulation quantity discharged reduces 0.78mg/m
2, N
2o accumulation quantity discharged reduces 5.5mg/m
2, illustrate that the input of rice straw charcoal base manure can reduce rice field greenhouse gases CH
4and N
2the emission flux of O.
The above is the preferred embodiments of the present invention; it should be pointed out that for those skilled in the art, under the prerequisite not departing from principle of the present invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (9)
1. a rice straw charcoal base manure preparation method for material, is characterized in that: comprise the following steps,
(1) rice straw biomass material is crushed to 60 ~ 100 orders;
(2) rice straw biomass material is mixed with water, insert in the hydro-thermal carbonization reaction still of sealing, under anaerobic, 200 ~ 400rmin
-1rotating speed under stir, under 180 ~ 260 DEG C of constant temperature react 3 ~ 5h; (3) then room temperature is cooled to, with distilled water wash, dry;
(4) material step (3) obtained, through grinding, sieves, obtains rice straw charcoal base manure material.
2. rice straw charcoal base manure preparation method for material according to claim 1, is characterized in that: biomass material used is rice straw, adds or do not add other enzyme promoting fermentation and/or microorganism.
3. rice straw charcoal base manure preparation method for material according to claim 1, is characterized in that: the blending ratio of rice straw biomass material and water is 1:6 ~ 1:10.
4. rice straw charcoal base manure preparation method for material according to claim 1, is characterized in that: hydro-thermal carbonization reaction pressure is 1MPa ~ 3MPa.
5. rice straw charcoal base manure preparation method for material according to claim 1, is characterized in that: in step B, and oxygen free condition is isolated air.
6. claim 1-5 any one development approach does the rice straw charcoal base manure material prepared.
7. rice straw charcoal base manure material according to claim 6, is characterized in that described rice straw charcoal base manure material specific surface area is between 190-210m
2between/g.
8. the rice straw charcoal base manure material according to claim 6 or 7, is characterized in that described rice straw charcoal base manure material pH value is between 8-10.
9. the rice straw charcoal base manure material described in claim 6-8 any one is reducing the application in the greenhouse gas emission of rice field.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510305494.9A CN105315098A (en) | 2015-06-04 | 2015-06-04 | Preparation method for rice straw carbon-based fertilizer for reducing rice field greenhouse gas emissions |
| PCT/CN2016/072711 WO2016192403A1 (en) | 2015-06-04 | 2016-01-29 | Method of preparing rice straw carbon-based fertilizer for reducing rice field greenhouse gas emission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510305494.9A CN105315098A (en) | 2015-06-04 | 2015-06-04 | Preparation method for rice straw carbon-based fertilizer for reducing rice field greenhouse gas emissions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105315098A true CN105315098A (en) | 2016-02-10 |
Family
ID=55243510
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510305494.9A Pending CN105315098A (en) | 2015-06-04 | 2015-06-04 | Preparation method for rice straw carbon-based fertilizer for reducing rice field greenhouse gas emissions |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN105315098A (en) |
| WO (1) | WO2016192403A1 (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105669277A (en) * | 2016-03-31 | 2016-06-15 | 华中农业大学 | Device and method for preparing novel carbon-based fertilizer under CO2 atmosphere |
| CN105900984A (en) * | 2016-04-26 | 2016-08-31 | 华南理工大学 | Method for preparing pesticide by using biomass hydrothermal carbonization liquid phase and preparing organic fertilizers by using solid phase |
| CN106588313A (en) * | 2016-12-03 | 2017-04-26 | 青岛漾花湖农业科技有限公司 | Functional liquid fertilizer prepared by catalyzing agricultural waste biomass |
| CN106673896A (en) * | 2016-12-12 | 2017-05-17 | 浙江科技学院 | Lotus leaf carbon based fertilizer and preparation method thereof |
| CN106748452A (en) * | 2016-12-12 | 2017-05-31 | 浙江科技学院 | A kind of lotus bar charcoal base manure material and preparation method thereof |
| CN106865543A (en) * | 2017-01-25 | 2017-06-20 | 北京凯风泰智能技术研究有限公司 | A kind of cotton stalk anaerobic steam charing method |
| CN107459037A (en) * | 2017-08-02 | 2017-12-12 | 四川大学 | A kind of method of low temperature preparation carbon material coproduction fertilizer |
| CN110156505A (en) * | 2019-05-10 | 2019-08-23 | 江苏农牧科技职业学院 | A kind of sheep dung fermentation fertilizer and its preparation method and application |
| CN110591718A (en) * | 2019-08-27 | 2019-12-20 | 江苏省农业科学院 | Microbial aging modified hydrothermal carbon and preparation method and application thereof |
| CN111040768A (en) * | 2020-01-02 | 2020-04-21 | 江苏省农业科学院 | Preparation of bentonite modified hydrothermal carbon material and application of bentonite modified hydrothermal carbon material in non-point source pollution emission reduction |
| CN112934951A (en) * | 2021-03-31 | 2021-06-11 | 中国林业科学研究院林业新技术研究所 | Method for improving wetland soil carbon emission reduction by using biochar |
| CN114558417A (en) * | 2022-02-18 | 2022-05-31 | 湖南农业大学 | Method for reducing emission of greenhouse gas in rice field |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112629949B (en) * | 2020-11-06 | 2022-12-09 | 中国计量大学 | Low methane rice methane absorbing device |
| CN115010524B (en) * | 2022-05-25 | 2024-01-26 | 上海勘测设计研究院有限公司 | Modified biochar for reducing greenhouse gas emission in sludge composting process as well as preparation method and application method thereof |
| CN117700276A (en) * | 2023-12-15 | 2024-03-15 | 山东省科学院能源研究所 | Hydrothermal carbon-based granular fertilizer with nutrient release matched with spinach development requirements, and preparation method and application thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101372423A (en) * | 2008-10-20 | 2009-02-25 | 浙江大学 | Preparation and use method of agricultural biological coke fertilizer |
| CN102358714A (en) * | 2011-08-22 | 2012-02-22 | 南京农业大学 | Multi-functional biomass carbon fertilizer produced by using biomass carbon from straws and kitchen waste |
| CN102583311A (en) * | 2012-02-07 | 2012-07-18 | 北京林业大学 | Method for preparing biomass carbon by utilizing agricultural and forestry waste |
| CN103588190A (en) * | 2013-10-31 | 2014-02-19 | 中国科学院过程工程研究所 | Method for preparation of carbon microsphere from lignocellulose |
| CN103724056A (en) * | 2014-01-23 | 2014-04-16 | 杭州互惠环保科技有限公司 | Hydrothermal carbonization-based value added disposing method for household garbage |
| CN104671229A (en) * | 2015-01-24 | 2015-06-03 | 南昌航空大学 | Method for preparing carbon microspheres through hydrothermal carbonization of biomass |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101827800B (en) * | 2007-08-10 | 2014-01-29 | 帕拉特拉有限责任两合公司 | Method for the production of humus- and nutrient-rich and water-storing soils or soil substrates for sustainable land use and development systems |
| DE102008004732A1 (en) * | 2008-01-16 | 2009-07-23 | Lucia Viviane Sanders | Hydrothermal carbonization of biomass |
-
2015
- 2015-06-04 CN CN201510305494.9A patent/CN105315098A/en active Pending
-
2016
- 2016-01-29 WO PCT/CN2016/072711 patent/WO2016192403A1/en active Application Filing
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101372423A (en) * | 2008-10-20 | 2009-02-25 | 浙江大学 | Preparation and use method of agricultural biological coke fertilizer |
| CN102358714A (en) * | 2011-08-22 | 2012-02-22 | 南京农业大学 | Multi-functional biomass carbon fertilizer produced by using biomass carbon from straws and kitchen waste |
| CN102583311A (en) * | 2012-02-07 | 2012-07-18 | 北京林业大学 | Method for preparing biomass carbon by utilizing agricultural and forestry waste |
| CN103588190A (en) * | 2013-10-31 | 2014-02-19 | 中国科学院过程工程研究所 | Method for preparation of carbon microsphere from lignocellulose |
| CN103724056A (en) * | 2014-01-23 | 2014-04-16 | 杭州互惠环保科技有限公司 | Hydrothermal carbonization-based value added disposing method for household garbage |
| CN104671229A (en) * | 2015-01-24 | 2015-06-03 | 南昌航空大学 | Method for preparing carbon microspheres through hydrothermal carbonization of biomass |
Non-Patent Citations (3)
| Title |
|---|
| JURATEVIRKUTYTE等编著；郭瑾，杨忆新，商克峰等译: "《水和废水除微污染技术》", 30 June 2013, 中国建设工业出版社 * |
| 李松,李海丽,方晓波,史惠祥: "生物质炭输入减少稻田痕量温室气体排放", 《农业工程学报》 * |
| 黄玉莹: "稻草的水热碳化研究", 《湖南大学》 * |
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105669277A (en) * | 2016-03-31 | 2016-06-15 | 华中农业大学 | Device and method for preparing novel carbon-based fertilizer under CO2 atmosphere |
| CN105669277B (en) * | 2016-03-31 | 2017-03-08 | 华中农业大学 | One kind is in CO2The devices and methods therefor of charcoal base manure material is prepared under atmosphere |
| CN105900984A (en) * | 2016-04-26 | 2016-08-31 | 华南理工大学 | Method for preparing pesticide by using biomass hydrothermal carbonization liquid phase and preparing organic fertilizers by using solid phase |
| CN106588313A (en) * | 2016-12-03 | 2017-04-26 | 青岛漾花湖农业科技有限公司 | Functional liquid fertilizer prepared by catalyzing agricultural waste biomass |
| CN106673896A (en) * | 2016-12-12 | 2017-05-17 | 浙江科技学院 | Lotus leaf carbon based fertilizer and preparation method thereof |
| CN106748452A (en) * | 2016-12-12 | 2017-05-31 | 浙江科技学院 | A kind of lotus bar charcoal base manure material and preparation method thereof |
| CN106865543B (en) * | 2017-01-25 | 2019-03-08 | 北京凯风泰智能技术研究有限公司 | A kind of cotton stalk anaerobic steam charing method |
| CN106865543A (en) * | 2017-01-25 | 2017-06-20 | 北京凯风泰智能技术研究有限公司 | A kind of cotton stalk anaerobic steam charing method |
| CN107459037A (en) * | 2017-08-02 | 2017-12-12 | 四川大学 | A kind of method of low temperature preparation carbon material coproduction fertilizer |
| CN110156505A (en) * | 2019-05-10 | 2019-08-23 | 江苏农牧科技职业学院 | A kind of sheep dung fermentation fertilizer and its preparation method and application |
| CN110591718A (en) * | 2019-08-27 | 2019-12-20 | 江苏省农业科学院 | Microbial aging modified hydrothermal carbon and preparation method and application thereof |
| CN111040768A (en) * | 2020-01-02 | 2020-04-21 | 江苏省农业科学院 | Preparation of bentonite modified hydrothermal carbon material and application of bentonite modified hydrothermal carbon material in non-point source pollution emission reduction |
| CN111040768B (en) * | 2020-01-02 | 2021-07-16 | 江苏省农业科学院 | Preparation of bentonite modified hydrothermal carbon material and application of bentonite modified hydrothermal carbon material in non-point source pollution emission reduction |
| CN112934951A (en) * | 2021-03-31 | 2021-06-11 | 中国林业科学研究院林业新技术研究所 | Method for improving wetland soil carbon emission reduction by using biochar |
| CN114558417A (en) * | 2022-02-18 | 2022-05-31 | 湖南农业大学 | Method for reducing emission of greenhouse gas in rice field |
| CN114558417B (en) * | 2022-02-18 | 2024-06-07 | 湖南农业大学 | Emission reduction method for greenhouse gases in rice field |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2016192403A1 (en) | 2016-12-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105315098A (en) | Preparation method for rice straw carbon-based fertilizer for reducing rice field greenhouse gas emissions | |
| Lianhua et al. | Effect of temperature and solid concentration on anaerobic digestion of rice straw in South China | |
| Kothari et al. | Different aspects of dry anaerobic digestion for bio-energy: An overview | |
| Liu et al. | Refining bioethanol from stalk juice of sweet sorghum by immobilized yeast fermentation | |
| CN101811911B (en) | Matrix produced by using vinegar residue for greening and production process thereof | |
| CN107201241A (en) | The technique that a kind of debirs hydrothermal carbonization produces humic acid coproduction energy gas and charcoal | |
| CN102020999B (en) | Co-production equipment for preparing charcoal, gas and oil by utilizing various biomass materials and preparation method of charcoal, gas and oil | |
| CN102701838B (en) | Microbial organic fertilizer by using papermaking sludge as raw material and preparation method thereof | |
| CN105753608A (en) | Preparation method and application of novel iron-based biochar | |
| CN102676588A (en) | Method and device for preparing biogas by utilizing traditional Chinese medicine (TCM) dregs | |
| CN105830796A (en) | Dalbergia odorifera seedling culture substrate and preparation method thereof | |
| CN106744940A (en) | A kind of soil conditioner straw biomass charcoal of composite sodium selenite activation modification and preparation method thereof | |
| CN109618814A (en) | The reuse method of oil tea shell | |
| CN1687637A (en) | Technique of non-pollutant discharge for comprehensive treating coal-burning boiler | |
| CN106635104A (en) | Method for preparing high-performance compound machine-made charcoal | |
| CN104387137A (en) | Method for preparing mixed compost of mushroom residue and kitchen garbage | |
| CN112209378A (en) | Waste vinasse biochar, preparation method thereof and application of waste vinasse biochar as soil conditioner | |
| CN101973794B (en) | Composting method | |
| Adedeji et al. | Anaerobic digestion of aqueous product of co-hydrothermal liquefaction of beverage waste and sewage sludge: reduction of toxicity and energy assessment | |
| CN107032855A (en) | The method that organic fertilizer is prepared using livestock manure fermented biogas residue | |
| CN105623761B (en) | A kind of method of coke-stove gas biosynthesis natural gas | |
| Niu et al. | Analysis of biogas produced from switchgrass by anaerobic digestion | |
| CN103184242B (en) | The biological utilization method of underground coal gasification(UCG) product gas | |
| CN106929541A (en) | A kind of method of industrial acid-sludge discarded object solid anaerobic digestion methane phase | |
| Ekwenna et al. | The production of bio-silica from agro-industrial wastes leached and anaerobically digested rice straws |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160210 |