CN108530196A - A kind of organic fertilizer and preparation method thereof - Google Patents
A kind of organic fertilizer and preparation method thereof Download PDFInfo
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- CN108530196A CN108530196A CN201810656175.6A CN201810656175A CN108530196A CN 108530196 A CN108530196 A CN 108530196A CN 201810656175 A CN201810656175 A CN 201810656175A CN 108530196 A CN108530196 A CN 108530196A
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- 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
- C05F17/50—Treatments combining two or more different biological or biochemical treatments, e.g. anaerobic and aerobic treatment or vermicomposting and aerobic treatment
-
- 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
- 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
- C05G5/10—Solid or semi-solid fertilisers, e.g. powders
- C05G5/12—Granules or flakes
-
- 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
-
- 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
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- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pest Control & Pesticides (AREA)
- Molecular Biology (AREA)
- Health & Medical Sciences (AREA)
- Soil Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biochemistry (AREA)
- Biotechnology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Microbiology (AREA)
- Fertilizers (AREA)
Abstract
The present invention provides a kind of organic fertilizer, and the organic fertilizer is made of the raw material of following parts by weight：20 25 parts of crop material, 10 15 parts of animal wastes, 5 10 parts of humic acid, 58 parts of weathering coal dust, 58 parts of dipotassium hydrogen phosphate, 58 parts of corncob, 46 parts of seawood meal, 45 parts of urea, 45 parts of fish pond sludge, 45 parts of zymophyte, 24 parts of magnesium phosphate, 12 parts of sodium molybdate, 12 parts of compound sodium nitrophenolate, 0.5 1 parts of trace mineral supplement, 0.5 1 parts of synergist, 0.5 1 parts of conditioner, 0.5 1 parts of antivirotic, 0.5 1 parts of soil improvement functionality flora, 0.5 1 parts of bleeding agent.Advantageous effect：Agricultural organic fertilizer provided by the invention is using fish pond sludge as part material, the nutritional ingredient of organic fertilizer can not only be improved, also the flora in organic fertilizer can be enriched, to improve the fermentation efficiency and fermented quality of organic fertilizer raw material, enhances fertilizer efficiency uniformity, the fertilizer efficiency stability of organic fertilizer.
Description
Technical field
The present invention relates to organic fertilizer processing technique field, specifically a kind of organic fertilizer and preparation method thereof.
Background technology
Organic fertilizer can not only be provided and be supported needed for plant growth rich in the nutriment needed for organic substance and plant growth
Point, soil is improved, can also improve crop quality, improves crop yield, promotes high crop yield stable yields, preservation of fertility, together
When can be improved utilization rate of fertilizer, reduce production cost.Crop yield can be increased, culture fertility, change by fully and rationally using organic fertilizer
Kind quality of agricultural product, the validity for improving soil nutrient.Such as application No. is 201611116898.4 patent disclosure one kind to have
The problem of machine fertilizer, which solve existing fertilizer utilization efficiencies is relatively low, pollution environment, but it is not high, steady to there is organic fertilizer fertilizer efficiency
It is qualitative it is bad, fertilizer efficiency uniformity is not high, cannot improve the problem of soil.
Invention content
The purpose of the present invention is overcoming, organic fertilizer fertilizer efficiency existing for existing organic fertilizer is not high, stability is bad, fertilizer efficiency is uniform
Property it is not high, the problem of soil cannot be improved, provide that a kind of manufacturing cost is low, preparation method is easy to grasp, organic fertilizer raw material utilizes
Rate is high, organic fertilizer fertilizer efficiency uniformity is good, stability is strong, can improve organic fertilizer of soil and preparation method thereof.
The technical solution adopted by the present invention to solve the technical problems is：
A kind of organic fertilizer, the organic fertilizer are made of the raw material of following parts by weight：20-25 parts of crop material, animal wastes
10-15 parts, 5-10 parts of humic acid, 5-8 parts of weathering coal dust, 5-8 parts of dipotassium hydrogen phosphate, 5-8 parts of corncob, 4-6 parts of seawood meal, urine
It is 4-5 parts plain, sludge 4-5 parts of fish pond, 4-5 parts of zymophyte, 2-4 parts of magnesium phosphate, 1-2 parts of sodium molybdate, 1-2 parts of compound sodium nitrophenolate, micro
0.5-1 parts of element additive, 0.5-1 parts of synergist, 0.5-1 parts of conditioner, 0.5-1 parts of antivirotic, soil improvement are functional
0.5-1 parts of flora, 0.5-1 parts of bleeding agent.
Preferably, the crop material is maize straw, wheat stalk, rice straw, purslane stalk, seed of feather cockscomb straw
Any one or more mixing in stalk, potato stalk, withered grass bar or peanut straw.
Preferably, the animal wastes be human feces, chicken manure, pig manure, cow dung or sheep manure in any one or it is more
Kind mixing.
Preferably, the zymophyte be photosynthetic bacteria group, bacillus subtilis, Pseudomonas geniculate, bacillus megaterium,
Any one or more mixing in thermophilic Bacillus, aspergillus niger, saccharomycete, bacillus subtilis.
Preferably, the trace mineral supplement be iron, boron, arsenic, manganese, copper, cobalt, in molybdenum any one or more is mixed
It closes.
Preferably, the preparation method includes the following steps：
A. crop material, animal wastes, weathering coal dust, corncob, seawood meal, fish pond sludge are crushed after mixing, mistake
120-150 mesh screens are subsequently placed in high-temperature sterilization room and sterilize under 125-130 DEG C of high temperature 1-1.5h, and initial material is made；
B. by humic acid, dipotassium hydrogen phosphate, urea, magnesium phosphate, salicylic acid, sodium molybdate, compound sodium nitrophenolate and initial material in 1000-
It is stirred mixing under the rotating speed of 1100r/min, is uniformly mixed obtained mixture；
C. mixture is heated up 60-63 DEG C, slurry is stirred under the rotating speed of 2500-3000r/min, while stirring to slurry table
The vitamin B solution that mass fraction is 1-1.4% is sprayed in face, and control slurry water content is 55-60%, carries out decomposed fermentation, is fermented
Time is 18-22 days, and fermentation initial material is made；
D. zymophyte is added to fermentation initial material, stirs evenly, ferments under the rotating speed of 3200-3500r/min, controlled
Fermentation temperature is 30-36 DEG C, and fermentation time is 28-34 days, and fermentation material is made；
E. by trace mineral supplement, synergist, conditioner, antivirotic, soil improvement functionality flora, bleeding agent be added to
In fermentation material, 45-60min is stirred under the rotating speed of 1500-1900r/min, material is made；
F. it is 8-12% by dry materials to water content, is sent after dry to being granulated in comminutor, comminutor rotating speed is 25-
30rpm forms fertiliser granulates；
G. fertiliser granulates are sent to cooling down in cooler, when temperature is down to 40-47 DEG C, is sent to carrying out in sustained release agent coating machine
Sustained release agent coating, sustained release agent coating machine rotating speed are 25-30 rpm；
H. the fertiliser granulates after coating are cooled to room temperature and are packed, organic fertilizer is made by dispelling, drying.
Advantageous effect：Agricultural organic fertilizer provided by the invention, as part material, can not only be improved using fish pond sludge
The nutritional ingredient of organic fertilizer can also enrich the flora in organic fertilizer, to improve the fermentation efficiency and fermentation matter of organic fertilizer raw material
Amount, enhances fertilizer efficiency uniformity, the fertilizer efficiency stability of organic fertilizer, does not pollute the environment simultaneously, and environmental-protecting performance is high, on the other hand,
It is added to soil improvement functionality flora, bleeding agent in agriculture organic fertilizer raw material, soil texture can be effectively improved, make organic fertilizer
In fertilizer efficiency can be fully absorbed by crops, promote the uniform growth of crop, improve the utilization rate of organic fertilizer.
Specific implementation mode
Embodiment one：
A kind of organic fertilizer, the organic fertilizer are made of the raw material of following parts by weight：25 parts of crop material, animal wastes 15
Part, 10 parts of humic acid, 7 parts of weathering coal dust, 6 parts of dipotassium hydrogen phosphate, 5 parts of corncob, 5 parts of seawood meal, 5 parts of urea, fish pond sludge 5
Part, 4 parts of zymophyte, 3 parts of magnesium phosphate, 2 parts of sodium molybdate, 2 parts of compound sodium nitrophenolate, 1 part of trace mineral supplement, 1 part of synergist, conditioning
1 part of agent, 1 part of antivirotic, 1 part of soil improvement functionality flora, 1 part of bleeding agent.
Preferably, the crop material is wheat stalk, purslane stalk, potato stalk, withered grass bar by weight 1:
1:2:3 mixture.
Preferably, the animal wastes are human feces, chicken manure, pig manure, cow dung, sheep manure by weight 3:2:1:1:3
Mixture.
Preferably, the zymophyte is bacillus subtilis, saccharomycete by weight 1:2 mixture.
Preferably, the trace mineral supplement is iron, boron, manganese, copper, molybdenum by weight 3:2:1:1:3 mixture.
Preferably, the preparation method includes the following steps：
A. crop material, animal wastes, weathering coal dust, corncob, seawood meal, fish pond sludge are crushed after mixing, crosses 140
Mesh screen is subsequently placed in high-temperature sterilization room and sterilizes under 128 DEG C of high temperature 1.2h, and initial material is made；
B. by humic acid, dipotassium hydrogen phosphate, urea, magnesium phosphate, salicylic acid, sodium molybdate, compound sodium nitrophenolate and initial material in 1000r/min
Rotating speed under be stirred mixing, be uniformly mixed obtained mixture；
C. mixture is heated up 62 DEG C, slurry is stirred under the rotating speed of 2800r/min, spray matter to pulp surface while stirring
The vitamin B solution that score is 1.1% is measured, control slurry water content is 59%, carries out decomposed fermentation, and fermentation time is 20 days, system
Must ferment initial material；
D. zymophyte is added to fermentation initial material, stirs evenly, ferments under the rotating speed of 3400r/min, control fermentation
Temperature is 32 DEG C, and fermentation time is 31 days, and fermentation material is made；
E. by trace mineral supplement, synergist, conditioner, antivirotic, soil improvement functionality flora, bleeding agent be added to
In fermentation material, 51min is stirred under the rotating speed of 1700r/min, material is made；
F. it is 10% by dry materials to water content, is sent after dry to being granulated in comminutor, comminutor rotating speed is 28rpm, shape
At fertiliser granulates；
G. fertiliser granulates are sent to cooling down in cooler, when temperature is down to 43 DEG C, is sent to being delayed in sustained release agent coating machine
Agent coating is released, sustained release agent coating machine rotating speed is 27 rpm；
H. the fertiliser granulates after coating are cooled to room temperature and are packed, organic fertilizer is made by dispelling, drying.
Embodiment two：
A kind of organic fertilizer, the organic fertilizer are made of the raw material of following parts by weight：18 parts of crop material, animal wastes 12
Part, 8 parts of humic acid, 7 parts of bagasse powder, 6 parts of weathering coal dust, 6 parts of dipotassium hydrogen phosphate, 5 parts of corncob, 5 parts of seawood meal, rice husk
5 parts of powder, 4 parts of fish pond sludge, 4 parts of zymophyte, 3 parts of grouts, 2 parts of magnesium phosphate, 2 parts of wheat bran, 2 parts of sodium molybdate, is answered at 4 parts of urea
2 parts of nitre phenol sodium, 1 part of copper sulphate, 0.8 part of trace mineral supplement, 0.6 part of synergist, 0.5 part of conditioner, antivirotic 0.5
Part, 0.5 part of promoter, 0.4 part of soil improvement functionality flora, 0.3 part of insecticide, 0.2 part of bleeding agent, 0.2 part of complexing agent.
Preferably, the crop material is maize straw, rice straw, seed of feather cockscomb stalk, withered grass bar, peanut straw are pressed
Weight ratio 4:1:1:3:1 mixture.
Preferably, the animal wastes are chicken manure, cow dung, sheep manure by weight 3:1:2 mixture.
Preferably, the zymophyte be photosynthetic bacteria group, Pseudomonas geniculate, saccharomycete, bacillus subtilis by weight
Than 3:2:1:2 mixture.
Preferably, the trace mineral supplement is iron, arsenic, copper, cobalt by weight 3:1:1:2 mixture.
Preferably, the preparation method includes the following steps：
A. by crop material, animal wastes, bagasse powder, weathering coal dust, corncob, seawood meal, powdered rice hulls, grouts, wheat bran,
Fish pond sludge crushes after mixing, sieves with 100 mesh sieve net, is subsequently placed in high-temperature sterilization room and sterilizes under 132 DEG C of high temperature 0.5h, system
Obtain initial material；
B. humic acid, dipotassium hydrogen phosphate, urea, magnesium phosphate, salicylic acid, sodium molybdate, compound sodium nitrophenolate, copper sulphate and initial material are existed
It is stirred mixing under the rotating speed of 800r/min, is uniformly mixed obtained mixture；
C. mixture is heated up 64 DEG C, slurry is stirred under the rotating speed of 2200r/min, spray matter to pulp surface while stirring
The citric acid solution that score is 0.8% is measured, control slurry water content is 53%, carries out decomposed fermentation, and fermentation time is 17 days, is made
Fermentation initial material；
D. zymophyte is added to fermentation initial material, stirs evenly, ferments under the rotating speed of 3100r/min, control fermentation
Temperature is 28 DEG C, and fermentation time is 20 days, and fermentation material is made；
E. by trace mineral supplement, synergist, conditioner, antivirotic, soil improvement functionality flora, insecticide, infiltration
Agent, complexing agent are added into fermentation material, and 70min is stirred under the rotating speed of 1400r/min, and material is made；
F. it is 7% by dry materials to water content, is sent after dry to being granulated in comminutor, comminutor rotating speed is 20rpm, shape
At fertiliser granulates；
G. fertiliser granulates are sent to cooling down in cooler, when temperature is down to 49 DEG C, is sent to being delayed in sustained release agent coating machine
Agent coating is released, sustained release agent coating machine rotating speed is 32rpm；
H. the fertiliser granulates after coating are cooled to room temperature and are packed, organic fertilizer is made by dispelling, drying.
The present invention is exemplarily described above in conjunction with embodiment, it is clear that the present invention implements not by above-mentioned side
The limitation of formula, if the improvement of the various unsubstantialities of inventive concept and technical scheme of the present invention progress is used, or without
It improves and the design of the present invention and technical solution is directly applied into other occasions, within protection scope of the present invention.This
Invention is not directed to part and is the same as those in the prior art or can be realized by using the prior art.
Claims (6)
1. a kind of organic fertilizer, the organic fertilizer is made of the raw material of following parts by weight：18 parts of crop material, animal wastes 12
Part, 8 parts of humic acid, 7 parts of bagasse powder, 6 parts of weathering coal dust, 6 parts of dipotassium hydrogen phosphate, 5 parts of corncob, 5 parts of seawood meal, rice husk
5 parts of powder, 4 parts of fish pond sludge, 4 parts of zymophyte, 3 parts of grouts, 2 parts of magnesium phosphate, 2 parts of wheat bran, 2 parts of sodium molybdate, is answered at 4 parts of urea
2 parts of nitre phenol sodium, 1 part of copper sulphate, 0.8 part of trace mineral supplement, 0.6 part of synergist, 0.5 part of conditioner, antivirotic 0.5
Part, 0.5 part of promoter, 0.4 part of soil improvement functionality flora, 0.3 part of insecticide, 0.2 part of bleeding agent, 0.2 part of complexing agent.
2. organic fertilizer according to claim 1, it is characterised in that：The crop material be maize straw, rice straw,
Seed of feather cockscomb stalk, withered grass bar, peanut straw are by weight 4:1:1:3:1 mixture.
3. organic fertilizer according to claim 1, it is characterised in that：The animal wastes are chicken manure, cow dung, sheep manure by weight
Measure ratio 3:1:2 mixture.
4. organic fertilizer according to claim 1, it is characterised in that：The zymophyte is photosynthetic bacteria group, the false unit cell of bending
Bacterium, saccharomycete, bacillus subtilis are by weight 3:2:1:2 mixture.
5. organic fertilizer according to claim 1, it is characterised in that：The trace mineral supplement is iron, arsenic, copper, cobalt
By weight 3:1:1:2 mixture.
6. a kind of preparation method suitable for organic fertilizer as described in claim 1, which is characterized in that the preparation method packet
Include following steps：
A. by crop material, animal wastes, bagasse powder, weathering coal dust, corncob, seawood meal, powdered rice hulls, grouts, wheat bran,
Fish pond sludge crushes after mixing, sieves with 100 mesh sieve net, is subsequently placed in high-temperature sterilization room and sterilizes under 132 DEG C of high temperature 0.5h, system
Obtain initial material；
B. humic acid, dipotassium hydrogen phosphate, urea, magnesium phosphate, salicylic acid, sodium molybdate, compound sodium nitrophenolate, copper sulphate and initial material are existed
It is stirred mixing under the rotating speed of 800r/min, is uniformly mixed obtained mixture；
C. mixture is heated up 64 DEG C, slurry is stirred under the rotating speed of 2200r/min, spray matter to pulp surface while stirring
The citric acid solution that score is 0.8% is measured, control slurry water content is 53%, carries out decomposed fermentation, and fermentation time is 17 days, is made
Fermentation initial material；
D. zymophyte is added to fermentation initial material, stirs evenly, ferments under the rotating speed of 3100r/min, control fermentation
Temperature is 28 DEG C, and fermentation time is 20 days, and fermentation material is made；
E. by trace mineral supplement, synergist, conditioner, antivirotic, soil improvement functionality flora, insecticide, infiltration
Agent, complexing agent are added into fermentation material, and 70min is stirred under the rotating speed of 1400r/min, and material is made；
F. it is 7% by dry materials to water content, is sent after dry to being granulated in comminutor, comminutor rotating speed is 20rpm, shape
At fertiliser granulates；
G. fertiliser granulates are sent to cooling down in cooler, when temperature is down to 49 DEG C, is sent to being delayed in sustained release agent coating machine
Agent coating is released, sustained release agent coating machine rotating speed is 32rpm；
H. the fertiliser granulates after coating are cooled to room temperature and are packed, organic fertilizer is made by dispelling, drying.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810656175.6A CN108530196A (en) | 2018-06-24 | 2018-06-24 | A kind of organic fertilizer and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810656175.6A CN108530196A (en) | 2018-06-24 | 2018-06-24 | A kind of organic fertilizer and preparation method thereof |
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| CN108530196A true CN108530196A (en) | 2018-09-14 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108395297A (en) * | 2018-03-01 | 2018-08-14 | 杭州临安爱咯禽业有限公司 | A kind of organic fertilizer and preparation method thereof based on feces of livestock and poultry |
| CN112851413A (en) * | 2019-11-28 | 2021-05-28 | 怀化富丰高新农业科技开发有限公司洪江市分公司 | Agricultural organic fertilizer and preparation method thereof |
| CN113277906A (en) * | 2021-05-29 | 2021-08-20 | 河南心连心化学工业集团股份有限公司 | Special fertilizer for purslane suitable for greenhouses in northern regions and application |
| CN113545246A (en) * | 2021-07-03 | 2021-10-26 | 广西壮族自治区国有七坡林场 | Method for efficiently and organically cultivating caulis spatholobi in pine forest |
| CN114436714A (en) * | 2020-11-02 | 2022-05-06 | 福建御研农业科技有限公司 | Formula of bio-organic fertilizer for ginger continuous cropping and soil improvement |
-
2018
- 2018-06-24 CN CN201810656175.6A patent/CN108530196A/en not_active Withdrawn
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108395297A (en) * | 2018-03-01 | 2018-08-14 | 杭州临安爱咯禽业有限公司 | A kind of organic fertilizer and preparation method thereof based on feces of livestock and poultry |
| CN112851413A (en) * | 2019-11-28 | 2021-05-28 | 怀化富丰高新农业科技开发有限公司洪江市分公司 | Agricultural organic fertilizer and preparation method thereof |
| CN114436714A (en) * | 2020-11-02 | 2022-05-06 | 福建御研农业科技有限公司 | Formula of bio-organic fertilizer for ginger continuous cropping and soil improvement |
| CN113277906A (en) * | 2021-05-29 | 2021-08-20 | 河南心连心化学工业集团股份有限公司 | Special fertilizer for purslane suitable for greenhouses in northern regions and application |
| CN113277906B (en) * | 2021-05-29 | 2022-07-22 | 河南心连心化学工业集团股份有限公司 | Special fertilizer for purslane suitable for greenhouses in northern regions and application |
| CN113545246A (en) * | 2021-07-03 | 2021-10-26 | 广西壮族自治区国有七坡林场 | Method for efficiently and organically cultivating caulis spatholobi in pine forest |
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Application publication date: 20180914 |