CN108752117A - A kind of preparation method for hybrid rice concentrated fertilizer - Google Patents
A kind of preparation method for hybrid rice concentrated fertilizer Download PDFInfo
- Publication number
- CN108752117A CN108752117A CN201810897324.8A CN201810897324A CN108752117A CN 108752117 A CN108752117 A CN 108752117A CN 201810897324 A CN201810897324 A CN 201810897324A CN 108752117 A CN108752117 A CN 108752117A
- Authority
- CN
- China
- Prior art keywords
- parts
- fertilizer
- preparation
- hybrid rice
- 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
- C05B—PHOSPHATIC FERTILISERS
- C05B7/00—Fertilisers based essentially on alkali or ammonium orthophosphates
-
- 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
-
- 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
- C05G5/00—Fertilisers characterised by their form
- C05G5/30—Layered or coated, e.g. dust-preventing coatings
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K17/00—Soil-conditioning materials or soil-stabilising materials
- C09K17/02—Soil-conditioning materials or soil-stabilising materials containing inorganic compounds only
- C09K17/06—Calcium compounds, e.g. lime
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K2101/00—Agricultural use
-
- 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)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Soil Sciences (AREA)
- Pest Control & Pesticides (AREA)
- Materials Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Inorganic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Biochemistry (AREA)
- Biotechnology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Microbiology (AREA)
- Molecular Biology (AREA)
- Fertilizers (AREA)
Abstract
The invention discloses a kind of preparation methods for hybrid rice concentrated fertilizer, preparation method for hybrid rice concentrated fertilizer is simple, the porous carbon prepared using coconut husk, mixed fertilizer is adsorbed, so that fertilizer can be with slow release, the effect of permanent holding fertilizer, so that rice is constantly in nutritious absorbable state, so that final rice nutrition value is high, using slot slag, furfural dregs, cow dung, eggshell, bone, sugarcane, stalk, 50-80 parts of calcium phosphate, ammonium dihydrogen phosphate, boric acid, potassium silicate, diatomite, the multifunctional fertilizers of zinc sulfate and ureaformaldehyde composition, make up the defect of existing fertilizer single component, so that each nutritional ingredient is uniform, improve the yield of the speed of growth and rice of rice, fertilizer obtained after being wrapped up using coated fertilizer, shell is hard, it avoids sowing using machine and is crushed fertilizer.
Description
Technical field
The present invention relates to technical field of fertilizers, specially a kind of preparation method for hybrid rice concentrated fertilizer.
Background technology
Rice is China the first generalized grain crop, and sown area accounts for about the 27% of China's cereal crops gross area, paddy
Yield accounts for 40% or more national cereal total yield, and per unit area yield is more than 6t/hm2, this is for ensureing that China's grain security and social harmony are sent out
Exhibition has important role.The Yangtze river basin is important one of the Rice Production region in China, it includes Yunnan, Guizhou, Sichuan, again
Celebrating, Hunan, Hubei, Jiangxi, 10 provinces and cities of Anhui, Jiangsu and Southern Henan.For the growth for keeping rice excellent, it is necessary in rice seed
Apply fertilizer when plant, fertilizer refers to nutrient necessary to provide one or more kinds of plants, improves soil property, improves soil
Earth fertility level, rational fertilising can improve yield, improve crop quality, and soil nutrient can be made to keep balance, be conducive to
Enhance land fertility, is one of material base of agricultural production.
But in the prior art, fertilization of rice is mostly based on the straight fertilizer of the routine such as urea, ammonium bicarbonate, Diammonium phosphate (DAP), water
Rice chronic administration straight fertilizer can generate harmful effect to soil and crop, and existing rice fertilizer component is single, each nutrition at
Point uneven, under the speed of growth so as to cause rice is slack-off and the low output of rice, resistance is bad, for this purpose, proposing a kind of
Preparation method for hybrid rice concentrated fertilizer.
Invention content
The purpose of the present invention is to provide a kind of preparation methods for hybrid rice concentrated fertilizer, to solve above-mentioned background
The problem of being proposed in technology.
To achieve the above object, the present invention provides the following technical solutions：A kind of preparation for hybrid rice concentrated fertilizer
Method includes the following steps：
S1. it after coconut husk being crushed, is carbonized, it is spare that porous carbon is made；
S2. mixed fertilizer is prepared；
S3. it by the mixed fertilizer in the porous carbon and step S2 in step S1, is put into reaction kettle and reacts, carbon mixing is made
Object, the reaction time, reaction temperature was 120-200 DEG C for 24 hours for 12-；
S4. it takes microcapsule method to wrap up the carbon mix in step S3, is then granulated.
Preferably, the step of preparing mixed fertilizer in the step S2 is as follows：
1) slot slag, furfural dregs, cow dung, eggshell, bone, sugarcane and stalk are crushed, after sieving, are accelerated the ripening using fermentation
Compost method, ferments, and obtained fermenting mixture is spare, ferments 30-40 days, and fermentation temperature is 40-70 DEG C；
2) fermenting mixture and soil improvement agent in step 1) is added to the basic fertilizer of liquid, is mixed, made
Standby mixed fertilizer.
Preferably, number, 20-40 parts of the slot slag, 30-50 parts of furfural dregs, 10-20 parts of cow dung, eggshell are formed by weight
15-55 parts, 30-65 parts of bone, 35-60 parts of sugarcane, 15-30 parts of stalk.
Preferably, number is formed by weight, and the basic fertilizer of liquid is prepared from the following materials：Calcium phosphate 50-80
Part, 50-90 parts of ammonium dihydrogen phosphate, 30-75 parts of boric acid, 25-45 parts of potassium silicate, 23-68 parts of diatomite, 10-25 parts of zinc sulfate,
13-25 parts of ureaformaldehyde.
Preferably, number is formed by weight, and the soil improvement agent is prepared from the following materials：5-15 parts of ardealite,
8-15 parts of calcium chloride.
Preferably, in the step S4, the grain size being finally granulated is 400-600um.
Preferably, in the step S4, microcapsule method is wrapped up using coated fertilizer.
Compared with prior art, the beneficial effects of the invention are as follows：
1, the porous carbon prepared using coconut husk, mixed fertilizer is adsorbed so that fertilizer can be with slow release, permanent guarantor
Hold the effect of fertilizer so that rice is constantly in nutritious absorbable state so that final rice nutrition value is high；
2, using slot slag, furfural dregs, cow dung, eggshell, bone, sugarcane, stalk, 50-80 parts of calcium phosphate, ammonium dihydrogen phosphate,
Boric acid, potassium silicate, diatomite, the multifunctional fertilizers of zinc sulfate and ureaformaldehyde composition make up the defect of existing fertilizer single component,
So that each nutritional ingredient is uniform, the speed of growth of rice and the yield of rice are improved；
3, fertilizer obtained after being wrapped up using coated fertilizer, shell is hard, avoids sowing broken fertilizer using machine.
Specific implementation mode
The technical scheme in the embodiments of the invention will be clearly and completely described below, it is clear that described implementation
Example is only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, this field is common
The every other embodiment that technical staff is obtained without making creative work belongs to the model that the present invention protects
It encloses.
Embodiment 1
S1. it after coconut husk being crushed, is carbonized, it is spare that porous carbon is made；
S2. mixed fertilizer is prepared, the step of mixed fertilizer is as follows：
1) slot slag, furfural dregs, cow dung, eggshell, bone, sugarcane and stalk are crushed, after sieving, are accelerated the ripening using fermentation
Compost method, ferments, and obtained fermenting mixture is spare, ferments 40 days, and fermentation temperature is 60 DEG C, forms number by weight, institute
State 20 parts of slot slag, 30 parts of furfural dregs, 10 parts of cow dung, 15 parts of eggshell, 30 parts of bone, 35 parts of sugarcane, 15 parts of stalk；
2) fermenting mixture and soil improvement agent in step 1) is added to the basic fertilizer of liquid, is mixed, made
Standby mixed fertilizer, forms number, the basic fertilizer of liquid is prepared from the following materials by weight：50 parts of calcium phosphate, phosphoric acid
50 parts of ammonium dihydrogen, 30 parts of boric acid, 25 parts of potassium silicate, 23 parts of diatomite, 10 parts of zinc sulfate, 13 parts of ureaformaldehyde organize composition by weight
Number, the soil improvement agent are prepared from the following materials：5 parts of ardealite, 8 parts of calcium chloride.
S3. it by the mixed fertilizer in the porous carbon and step S2 in step S1, is put into reaction kettle and reacts, carbon mixing is made
Object, reaction time are that for 24 hours, reaction temperature is 180 DEG C；
S4. it takes microcapsule method to wrap up the carbon mix in step S3, is then granulated, the grain size of granulation is
500um, microcapsule method are wrapped up using coated fertilizer.
Embodiment 2
S1. it after coconut husk being crushed, is carbonized, it is spare that porous carbon is made；
S2. mixed fertilizer is prepared, the step of mixed fertilizer is as follows：
1) slot slag, furfural dregs, cow dung, eggshell, bone, sugarcane and stalk are crushed, after sieving, are accelerated the ripening using fermentation
Compost method, ferments, and obtained fermenting mixture is spare, ferments 40 days, and fermentation temperature is 60 DEG C, forms number by weight, institute
State 30 parts of slot slag, 40 parts of furfural dregs, 15 parts of cow dung, 35 parts of eggshell, 45 parts of bone, 45 parts of sugarcane, 25 parts of stalk；
2) fermenting mixture and soil improvement agent in step 1) is added to the basic fertilizer of liquid, is mixed, made
Standby mixed fertilizer, forms number, the basic fertilizer of liquid is prepared from the following materials by weight：70 parts of calcium phosphate, phosphoric acid
70 parts of ammonium dihydrogen, 56 parts of boric acid, 34 parts of potassium silicate, 40 parts of diatomite, 15 parts of zinc sulfate, 18 parts of ureaformaldehyde organize composition by weight
Number, the soil improvement agent are prepared from the following materials：10 parts of ardealite, 12 parts of calcium chloride.
S3. it by the mixed fertilizer in the porous carbon and step S2 in step S1, is put into reaction kettle and reacts, carbon mixing is made
Object, reaction time are that for 24 hours, reaction temperature is 180 DEG C；
S4. it takes microcapsule method to wrap up the carbon mix in step S3, is then granulated, the grain size of granulation is
500um, microcapsule method are wrapped up using coated fertilizer.
Embodiment 3
S1. it after coconut husk being crushed, is carbonized, it is spare that porous carbon is made；
S2. mixed fertilizer is prepared, the step of mixed fertilizer is as follows：
1) slot slag, furfural dregs, cow dung, eggshell, bone, sugarcane and stalk are crushed, after sieving, are accelerated the ripening using fermentation
Compost method, ferments, and obtained fermenting mixture is spare, ferments 40 days, and fermentation temperature is 60 DEG C, forms number by weight, institute
State 40 parts of slot slag, 50 parts of furfural dregs, 20 parts of cow dung, 55 parts of eggshell, 65 parts of bone, 60 parts of sugarcane, 30 parts of stalk；
2) fermenting mixture and soil improvement agent in step 1) is added to the basic fertilizer of liquid, is mixed, made
Standby mixed fertilizer, forms number, the basic fertilizer of liquid is prepared from the following materials by weight：80 parts of calcium phosphate, phosphoric acid
90 parts of ammonium dihydrogen, 75 parts of boric acid, 45 parts of potassium silicate, 68 parts of diatomite, 25 parts of zinc sulfate, 75 parts of ureaformaldehyde organize composition by weight
Number, the soil improvement agent are prepared from the following materials：15 parts of ardealite, 15 parts of calcium chloride.
S3. it by the mixed fertilizer in the porous carbon and step S2 in step S1, is put into reaction kettle and reacts, carbon mixing is made
Object, reaction time are that for 24 hours, reaction temperature is 180 DEG C；
S4. it takes microcapsule method to wrap up the carbon mix in step S3, is then granulated, the grain size of granulation is
500um, microcapsule method are wrapped up using coated fertilizer.
Table 1 is fertilizer performance parameter list made from embodiment 1-3, and result is as follows：
Table 2 is the performance detection table of rice after fertilizer made from embodiment 1-3 is used for Rice Cropping, and result is as follows：
| Wheat head appearance | Per mu yield (Kg) | Whether lodging is had | |
| Embodiment 1 | It is golden yellow full | 460 | It is no |
| Embodiment 2 | It is golden yellow full | 475 | It is no |
| Embodiment 3 | It is golden yellow full | 490 | It is no |
As can be seen from Table 1 and Table 2, the effect of fertilizer duration obtained is long through the invention, and nutritive element content
Abundance, after topdressing rice with this fertilizer, there is not lodging phenomenon in output increased, and embodiment 3 is optimal case.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of variations, modification, replace
And modification, the scope of the present invention is defined by the appended.
Claims (7)
1. a kind of preparation method for hybrid rice concentrated fertilizer, it is characterised in that：Include the following steps：
S1. it after coconut husk being crushed, is carbonized, it is spare that porous carbon is made；
S2. mixed fertilizer is prepared；
S3. it by the mixed fertilizer in the porous carbon and step S2 in step S1, is put into reaction kettle and reacts, carbon mix is made,
Reaction time, reaction temperature was 120-200 DEG C for 24 hours for 12-；
S4. it takes microcapsule method to wrap up the carbon mix in step S3, is then granulated.
2. a kind of preparation method for hybrid rice concentrated fertilizer according to claim 1, it is characterised in that：The step
The step of preparing mixed fertilizer in rapid S2 is as follows：
1) slot slag, furfural dregs, cow dung, eggshell, bone, sugarcane and stalk are crushed, after sieving, are accelerated the ripening compost using fermentation
Method is fermented, and obtained fermenting mixture is spare, ferments 30-40 days, and fermentation temperature is 40-70 DEG C；
2) fermenting mixture and soil improvement agent in step 1) is added to the basic fertilizer of liquid, is mixed, prepared mixed
Expect in Hefei.
3. a kind of preparation method for hybrid rice concentrated fertilizer according to claim 2, it is characterised in that：By weight
Number is formed, 20-40 parts of the slot slag, 30-50 parts of furfural dregs, 10-20 parts of cow dung, 15-55 parts of eggshell, 30-65 parts of bone are sweet
35-60 parts of sugarcane, 15-30 parts of stalk.
4. a kind of preparation method for hybrid rice concentrated fertilizer according to claim 2, it is characterised in that：By weight
Number is formed, the basic fertilizer of liquid is prepared from the following materials：50-80 parts of calcium phosphate, 50-90 parts of ammonium dihydrogen phosphate,
30-75 parts of boric acid, 25-45 parts of potassium silicate, 23-68 parts of diatomite, 10-25 parts of zinc sulfate, 13-25 parts of ureaformaldehyde.
5. a kind of preparation method for hybrid rice concentrated fertilizer according to claim 2, it is characterised in that：By weight
Number is formed, the soil improvement agent is prepared from the following materials：5-15 parts of ardealite, 8-15 parts of calcium chloride.
6. a kind of preparation method for hybrid rice concentrated fertilizer according to claim 1, it is characterised in that：The step
In rapid S4, the grain size being finally granulated is 400-600um.
7. a kind of preparation method for hybrid rice concentrated fertilizer according to claim 1, it is characterised in that：The step
In rapid S4, microcapsule method is wrapped up using coated fertilizer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810897324.8A CN108752117A (en) | 2018-08-08 | 2018-08-08 | A kind of preparation method for hybrid rice concentrated fertilizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810897324.8A CN108752117A (en) | 2018-08-08 | 2018-08-08 | A kind of preparation method for hybrid rice concentrated fertilizer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108752117A true CN108752117A (en) | 2018-11-06 |
Family
ID=63969393
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810897324.8A Pending CN108752117A (en) | 2018-08-08 | 2018-08-08 | A kind of preparation method for hybrid rice concentrated fertilizer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108752117A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110357703A (en) * | 2019-06-13 | 2019-10-22 | 徐悦阳 | A kind of Slow-release organic fertilizer and preparation method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20100110949A (en) * | 2009-04-06 | 2010-10-14 | 주식회사 동부한농 | Releasability-controlled and natural degradable coating fertilizer applied to seedbed |
| CN104788197A (en) * | 2015-04-19 | 2015-07-22 | 周赞虎 | Special organic-inorganic compound fertilizer for rice, and preparation method of organic-inorganic compound fertilizer |
| CN104817380A (en) * | 2015-04-20 | 2015-08-05 | 广东大众农业科技股份有限公司 | Bamboo biomass charcoal based soil conditioner and preparation method thereof |
| CN108083887A (en) * | 2017-11-26 | 2018-05-29 | 安徽省司尔特肥业股份有限公司 | A kind of rice for reducing cost coated fertilizer preparation method |
-
2018
- 2018-08-08 CN CN201810897324.8A patent/CN108752117A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20100110949A (en) * | 2009-04-06 | 2010-10-14 | 주식회사 동부한농 | Releasability-controlled and natural degradable coating fertilizer applied to seedbed |
| CN104788197A (en) * | 2015-04-19 | 2015-07-22 | 周赞虎 | Special organic-inorganic compound fertilizer for rice, and preparation method of organic-inorganic compound fertilizer |
| CN104817380A (en) * | 2015-04-20 | 2015-08-05 | 广东大众农业科技股份有限公司 | Bamboo biomass charcoal based soil conditioner and preparation method thereof |
| CN108083887A (en) * | 2017-11-26 | 2018-05-29 | 安徽省司尔特肥业股份有限公司 | A kind of rice for reducing cost coated fertilizer preparation method |
Non-Patent Citations (1)
| Title |
|---|
| 刘振春 等: "《食品工程原理》", 31 August 2000, 吉林科学技术出版社 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110357703A (en) * | 2019-06-13 | 2019-10-22 | 徐悦阳 | A kind of Slow-release organic fertilizer and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104177204A (en) | Long-effect slow release strawberry fertilizer and preparation method thereof | |
| CN105000968A (en) | Special biochar slow release base fertilizer for potatoes and preparation method thereof | |
| CN106977353A (en) | A kind of preparation method of organic fertilizer for planting high-quality organic tea | |
| CN103694060B (en) | Corn special fertilizer under corn peanut intercropping condition and preparation method thereof | |
| CN105175088A (en) | Biochar slow release phosphate fertilizer and preparation method thereof | |
| CN102653494A (en) | Efficient functional fertilizer and preparation method thereof | |
| CN105272499A (en) | Special organic and inorganic compound fertilizer for peach trees | |
| CN105016858A (en) | Biochar slow-release nitrogen fertilizer and preparation method thereof | |
| CN105175087A (en) | Biochar slow release base fertilizer special for corn and preparation method thereof | |
| CN104892309A (en) | Activated humic acid formulated fertilizer special for sweet potatoes and preparation method of formulated fertilizer | |
| CN106810387A (en) | Special composite fertilizer for tea | |
| CN105036903A (en) | Biocarbon sustain-released paddy rice dedicated basic fertilizer and preparation method thereof | |
| CN108752117A (en) | A kind of preparation method for hybrid rice concentrated fertilizer | |
| CN105198544A (en) | Pea seedling special-purpose organic-inorganic compound fertilizer | |
| CN105061032A (en) | Nitrogen-rich nitrogen fixation wheat straw biochar fertilizer and preparation method thereof | |
| CN105315052A (en) | Special organic and inorganic compound fertilizer for wax gourd | |
| CN111606766A (en) | Compound fertilizer and preparation method thereof | |
| CN104987190A (en) | High-nitrogen slow-release fertilizer synergist used for corn and preparation method thereof | |
| CN105110897A (en) | Wheat straw biochar fertilizer for balancing soil fertility distribution and preparation method for wheat straw biochar fertilizer | |
| CN105272500A (en) | Special organic and inorganic compound fertilizer for capsicum annuum | |
| CN104744116A (en) | Special organic and inorganic compound fertilizer for konjak | |
| CN109020732A (en) | A kind of preparation method of high-efficiency sustained-release organic compound fertilizer | |
| CN104774111B (en) | A kind of composite fertilizer's active additive of the silica flour containing sulfenyl | |
| CN103044165A (en) | Novel formula fertilizer special for soybeans | |
| CN104987186A (en) | High-nutrient-utilization slow-release fertilizer synergist used for corn and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20181106 |