CN109265271A - A kind of preparation method of the dedicated release-controlled biological silicon fertilizer of rice - Google Patents
A kind of preparation method of the dedicated release-controlled biological silicon fertilizer of rice Download PDFInfo
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- CN109265271A CN109265271A CN201811434096.7A CN201811434096A CN109265271A CN 109265271 A CN109265271 A CN 109265271A CN 201811434096 A CN201811434096 A CN 201811434096A CN 109265271 A CN109265271 A CN 109265271A
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Classifications
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- 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
- C05B—PHOSPHATIC FERTILISERS
- C05B1/00—Superphosphates, i.e. fertilisers produced by reacting rock or bone phosphates with sulfuric or phosphoric acid in such amounts and concentrations as to yield solid products directly
- C05B1/02—Superphosphates
-
- 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
- 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
Abstract
The present invention relates to agricultural fertilizer preparation technical fields, and in particular to a kind of preparation method of the dedicated release-controlled biological silicon fertilizer of rice.The present invention provides a kind of preparation method of dedicated release-controlled biological silicon fertilizer of rice, includes the following steps: to mix in acidizing product, modified binder and compound fertilizer；The compound fertilizer is made of urea granules, calcium superphosphate particle and potassium chloride particle；Product after roasting is pulverized, crystallization after leaching, and drying obtains siliceous fertilizer, siliceous fertilizer is mixed with excrement and stalk and carries out anaerobic composting obtains mixed fertilizer, gained mixed fertilizer and compound fertilizer mixing granulation.The invention has the advantages that: fusing among silicic acid nutrient N P and K needed for rice using high temperature is fused, and with biological raw material stalk, biological excrement carry out collocation and be granulated into rice is dedicated to release control biological silicon fertilizer.To realize the control release of nitrogen in siliceous fertilizer.
Description
Technical field
The present invention relates to agricultural fertilizer preparation technical fields, and in particular to a kind of preparation of the dedicated release-controlled biological silicon fertilizer of rice
Method.
Background technique
Rice is one of most important cereal crops, more than half population of the whole world, that is, has 3,000,000,000 people with rice
It makes a living.China is Rice Cropping big country, and ratio of the rice in the consumption of resident's grain ration accounts for about 60%, and is mentioning year by year than escheat
It is high.South China rice workspace is located at subtropical and tropical zones mostly, and annual rainfall is big, and soil oxygen easily flows in rice field
It loses, leaching loss；During every season Rice Cropping, needs to apply fertilizer repeatedly, be just able to satisfy the entire breeding cycle of rice to the need of nutrient
It asks.
In order to reduce rice field nutrient loss, labor intensity is reduced, the development of the dedicated slow-release or control-release fertilizer of rice becomes urgent need to resolve
The problem of.The dedicated slow-release or control-release fertilizer of rice requires the release rule of fertilizer nutrient and the law of nutritive absorption of the entire breeding cycle of rice
It matches, it is ensured that have enough nutrient supplies when big to nutrient demand amount during paddy growth.Special controlled release fertilizer for rice is in nutrient
On can carry out formula design according to nutrient needed for crop；In fertilising can a base apply, can be with without imposing in farming
It carries out contact fertilising and simplifies agricultural tillage；In benefit, plant recovery of nutrient can be improved, saving of labor saves fertilizer and reduces excessive nutrient pair
The pollution of environment.
Summary of the invention
The technical problems to be solved by the present invention are: the purpose of the present invention is to provide a kind of reduction labor intensity, reducing
The preparation method of fertilizer loss, the dedicated release-controlled biological silicon fertilizer of the rice preserved the ecological environment.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention are as follows: a kind of dedicated release-controlled biology of rice is provided
The preparation method of siliceous fertilizer, includes the following steps:
(1) pre-process: silicic acid crosses 200-300 mesh, iron removal by magnetic separation；
(2) roast: gained silicic acid roasts 2~3h in Muffle furnace under 850 degree；
(3) it is acidified: under agitation, the silicic acid after roasting being put into the hydrochloric acid solution of 2mol/L, is warming up to 70
Degree, constant temperature 2h obtain acidizing product；
(4) it mixes: acidizing product, modified binder and compound fertilizer being mixed, in 850 degree of 2~3h of roasting；
(5) it leaching: the product after step (4) roasting is pulverized, the deionized water of addition is placed in magnetic stirring apparatus,
In 50~55 degree of constant temperature 2h；
(6) crystallization: 95~100 degree are warming up to after the leaching of step (5) powder, under agitation 5~7h of crystallization；
(7) dry: 90~100 degree of drying in baking oven after crystallization obtain siliceous fertilizer, siliceous fertilizer are mixed with excrement and stalk and is gone forward side by side
Row anaerobic composting obtains mixed fertilizer, the weight part ratio of the siliceous fertilizer, excrement and stalk are as follows: 25:45-55:30-60；
(8) mixed fertilizer obtained by step (7) and compound fertilizer mixing granulation: are compared into mixing granulation with the quality of 15:100；
The compound fertilizer is made of urea granules, calcium superphosphate particle and potassium chloride particle, nitrogen in the compound fertilizer,
The mass ratio of phosphorus, potassium element are as follows: 17:9:21.
Further, in the preparation method of the dedicated release-controlled biological silicon fertilizer of above-mentioned rice, in the step (3) after roasting
The mass ratio of hydrochloric acid in silicic acid and hydrochloric acid solution are as follows: 1:0.01.
Further, the mixing tool in the preparation method of the dedicated release-controlled biological silicon fertilizer of above-mentioned rice, in the step (4)
Body are as follows: compound fertilizer surface will be coated on by seed-coating machine after acidizing product and modified binder mixing, solidified.
Further, in the preparation method of the dedicated release-controlled biological silicon fertilizer of above-mentioned rice, the acidification in the step (4) is produced
The mass ratio of silicic acid and modified binder, compound fertilizer in object is 1:0.1-0.3:15.
Further, in the preparation method of the dedicated release-controlled biological silicon fertilizer of above-mentioned rice, modified bonding in the step (4)
Agent is one of humic acid, poly-vinyl alcohol solution, guar gum, magnesia, starch, rice powder, bamboo powder or multiple combinations.
Further, described to be granulated using granulating method life in the preparation method of the dedicated release-controlled biological silicon fertilizer of above-mentioned rice
Output is using mixed fertilizer as the cladded type fertilizer of core.
The beneficial effects of the present invention are: the dedicated release-controlled biological silicon fertilizer of the rice that the present invention is prepared is with inorganic silicic acid
Mineral membrane material, it is cheap and easy to get, problem difficult to degrade is also not present, it is environmental-friendly to zero environmental, soda acid is corrected to soil
Degree faces upward soil germ processed, improves soil hardening.Resistant to lodging, the diseases and insect pests resistance of rice can be improved.The dedicated control of rice of the present invention
It releases in the preparation method of biological silicon fertilizer, three kinds of siliceous fertilizer, excrement and crop material raw materials is blended in appropriate proportions, it is thin using plastics
Film covers anaerobic composting the principle of fermentation, is allowed to produce multiple-effect organic compound fertilizer.Its preparation process is simple, raw material is easy to get, technique
Controllably.The dedicated release-controlled biological silicon fertilizer of rice of the invention had not only contained inorganic nutrients but also had contained a large amount of beneficial microbe nutrients, a variety of
Beneficial bacterium synergistic effect, is remarkably improved stress resistance of plant and root system nutrition absorbs, and can be prevented with excellent rice pest
Effect is controlled, rice yield is effectively improved, has the function of improvement soil concurrently.
Specific embodiment
To explain the technical content, the achieved purpose and the effect of the present invention in detail, it is explained below in conjunction with embodiment.
The most critical design of the present invention is: nutrient N P and K needed for rice is fused in silicon using high temperature is fused
Among acid, and collocation granulation is carried out with biological raw material stalk, biological excrement and releases control biological silicon fertilizer into rice is dedicated.
The present invention provides a kind of preparation method of dedicated release-controlled biological silicon fertilizer of rice, includes the following steps:
(1) pre-process: silicic acid crosses 200-300 mesh, iron removal by magnetic separation；
(2) roast: gained silicic acid roasts 2~3h in Muffle furnace under 850 degree；
(3) it is acidified: under agitation, the silicic acid after roasting being put into the hydrochloric acid solution of 2mol/L, is warming up to 70
Degree, constant temperature 2h obtain acidizing product；
(4) it mixes: acidizing product, modified binder and compound fertilizer being mixed, in 850 degree of 2~3h of roasting；
(5) it leaching: the product after step (4) roasting is pulverized, the deionized water of addition is placed in magnetic stirring apparatus,
In 50~55 degree of constant temperature 2h；
(6) crystallization: 95~100 degree are warming up to after the leaching of step (5) powder, under agitation 5~7h of crystallization；
(7) dry: 90~100 degree of drying in baking oven after crystallization obtain siliceous fertilizer, siliceous fertilizer are mixed with excrement and stalk and is gone forward side by side
Row anaerobic composting obtains mixed fertilizer, the weight part ratio of the siliceous fertilizer, excrement and stalk are as follows: 25:45-55:30-60；
(8) mixed fertilizer obtained by step (7) and compound fertilizer mixing granulation: are compared into mixing granulation with the quality of 15:100；
The compound fertilizer is made of urea granules, calcium superphosphate particle and potassium chloride particle, nitrogen in the compound fertilizer,
The mass ratio of phosphorus, potassium element are as follows: 17:9:21.
Further, in the preparation method of the dedicated release-controlled biological silicon fertilizer of above-mentioned rice, in the step (3) after roasting
The mass ratio of hydrochloric acid in silicic acid and hydrochloric acid solution are as follows: 1:0.01.
Further, the mixing tool in the preparation method of the dedicated release-controlled biological silicon fertilizer of above-mentioned rice, in the step (4)
Body are as follows: compound fertilizer surface will be coated on by seed-coating machine after acidizing product and modified binder mixing, solidified.
Further, in the preparation method of the dedicated release-controlled biological silicon fertilizer of above-mentioned rice, the acidification in the step (4) is produced
The mass ratio of silicic acid and modified binder, compound fertilizer in object is 1:0.1-0.3:15.
Further, in the preparation method of the dedicated release-controlled biological silicon fertilizer of above-mentioned rice, modified bonding in the step (4)
Agent is one of humic acid, poly-vinyl alcohol solution, guar gum, magnesia, starch, rice powder, bamboo powder or multiple combinations.
Further, described to be granulated using granulating method life in the preparation method of the dedicated release-controlled biological silicon fertilizer of above-mentioned rice
Output is using mixed fertilizer as the cladded type fertilizer of core.
Compared with prior art, the beneficial effects of the present invention are:
(1) demand that the dedicated siliceous compound fertilizer of rice that the present invention is prepared is able to satisfy paddy growth to a great number of elements,
Especially silicon obviously increases, and with inorganic silicic acid (the fixed crystallization of faintly acid) for mineral membrane materials, cheap and easy to get, also there is no hardly possiblies
Degradation problem, it is environmental-friendly to zero environmental, pH value is corrected to soil, faces upward soil germ processed, improves soil hardening.Energy
Improve resistant to lodging, the diseases and insect pests resistance of rice.
(2) the present invention gained dedicated release-controlled biological silicon fertilizer of rice is coated carbamide particle, calcium superphosphate particle and potassium chloride
Particle, which is mixed in a certain ratio, to be made, and wherein coated carbamide is with the composite material of modified binder and silicic acid powder constituent for packet
Film, urea granules are core fertilizer, and silicic acid powder is coated on urea surface by small-sized seed-coating machine, forms wrapping layer, thus
Realize the control release of nitrogen in siliceous fertilizer.
(3) in the preparation method of the dedicated release-controlled biological silicon fertilizer of rice of the present invention, by three kinds of siliceous fertilizer, excrement and crop material originals
Material blends in appropriate proportions, covers anaerobic composting the principle of fermentation using plastic film, is allowed to produce multiple-effect organic compound fertilizer.Its
Preparation process is simple, raw material is easy to get, technique is controllable.
(4) the dedicated release-controlled biological silicon fertilizer of rice of the invention had not only contained inorganic nutrients but also had contained a large amount of beneficial microbes and supported
Point, multiple beneficial bacterium synergistic effect, is remarkably improved stress resistance of plant and root system nutrition absorbs, and can have to rice pest excellent
Different control effect, effectively improves rice yield, has the function of improvement soil concurrently.
Embodiment 1
A kind of preparation method of the dedicated release-controlled biological silicon fertilizer of rice, includes the following steps:
(1) pre-process: silicic acid crosses 300 meshes, iron removal by magnetic separation；
(2) roast: gained silicic acid roasts 2~3h in Muffle furnace under 850 degree；
(3) it is acidified: under agitation, the silicic acid after roasting being put into the hydrochloric acid solution of 2mol/L, is warming up to 70
Degree, constant temperature 2h obtain acidizing product；
(4) it mixes: acidizing product, modified binder and compound fertilizer is mixed；
Wherein the mass ratio of the silicic acid in acidizing product and modified binder, compound fertilizer is 1:0.1-03:15；It is described multiple
Hefei material is made of urea granules, calcium superphosphate particle and potassium chloride particle, the matter of nitrogen, phosphorus, potassium element in the compound fertilizer
Measure ratio are as follows: 17:9:21, in 850 degree of 2~3h of roasting；
(5) it leaching: the product after step (4) roasting is pulverized, the deionized water of addition is placed in magnetic stirring apparatus,
In 50~55 degree of constant temperature 2h；
(6) crystallization: 95~100 degree are warming up to after the leaching of step (5) powder, under agitation 5~7h of crystallization；
(7) dry: 90~100 degree of drying in baking oven after crystallization obtain siliceous fertilizer, siliceous fertilizer are mixed with excrement and stalk and is gone forward side by side
Row anaerobic composting obtains mixed fertilizer, the weight part ratio of the siliceous fertilizer, excrement and stalk are as follows: 25:45-55:30-60；
(8) mixed fertilizer obtained by step (7) and compound fertilizer mixing granulation: are compared into mixing granulation with the quality of 15:100；Institute
Stating granulation uses granulating method to produce the cladded type fertilizer using mixed fertilizer as core；
The compound fertilizer is made of urea granules, calcium superphosphate particle and potassium chloride particle, nitrogen in the compound fertilizer,
The mass ratio of phosphorus, potassium element are as follows: 17:9:21.
Embodiment 2
A kind of preparation method of the dedicated release-controlled biological silicon fertilizer of rice, includes the following steps:
(1) pre-process: silicic acid crosses 200 meshes, iron removal by magnetic separation；
(2) roast: gained silicic acid roasts 2~3h in Muffle furnace under 850 degree；
(3) it is acidified: under agitation, the silicic acid after roasting being put into the hydrochloric acid solution of 2mol/L, is warming up to 70
Degree, constant temperature 2h obtain acidizing product；The mass ratio of the hydrochloric acid in silicic acid and hydrochloric acid solution after the roasting are as follows: 1:0.01.
(4) it mixes: acidizing product, modified binder and compound fertilizer being mixed, in 850 degree of 2~3h of roasting；The mixing
Specifically: compound fertilizer surface will be coated on by seed-coating machine after acidizing product and modified binder mixing, solidified.The acidification produces
The mass ratio of silicic acid and modified binder, compound fertilizer in object is 1:0.1-0.3:15.The modified binder is bamboo powder；
(5) it leaching: the product after step (4) roasting is pulverized, the deionized water of addition is placed in magnetic stirring apparatus,
In 50~55 degree of constant temperature 2h；
(6) crystallization: 95~100 degree are warming up to after the leaching of step (5) powder, under agitation 5~7h of crystallization；
(7) dry: 90~100 degree of drying in baking oven after crystallization obtain siliceous fertilizer, siliceous fertilizer are mixed with excrement and stalk and is gone forward side by side
Row anaerobic composting obtains mixed fertilizer, the weight part ratio of the siliceous fertilizer, excrement and stalk are as follows: 25:45-55:30-60；
(8) mixed fertilizer obtained by step (7) and compound fertilizer mixing granulation: are compared into mixing granulation with the quality of 15:100；Institute
Stating granulation uses granulating method to produce the cladded type fertilizer using mixed fertilizer as core.The compound fertilizer is by urea granules, excessively phosphorus
Sour calcium particle and potassium chloride particle form, the mass ratio of nitrogen, phosphorus, potassium element in the compound fertilizer are as follows: 17:9:21.
Embodiment 3
It selects for Fujian Pucheng County rice cultivation kind river in Zhejiang Province excellent 9, the 2 dedicated release-controlled biological silicon fertilizer of gained rice of embodiment is applied
The 1-10 days after fertilizer, burst size was the 2% of total amount；The 10-20 days after fertilising, burst size was the 10% of total amount；After fertilising
The 20-30 days, burst size be total amount 35%；30-60 days, burst size was the 53% of total amount.
Using the 2 dedicated release-controlled biological silicon fertilizer of gained rice of embodiment as experimental group, the Common compound fertilizer of market purchase is control
Group；Fujian Pucheng County rice cultivation kind river in Zhejiang Province excellent 9 is selected, the amount of application of rice Common compound fertilizer is 50 kgs/acre, and the present invention is real
The dosage for applying the dedicated release-controlled biological silicon fertilizer of rice of example 2 is 40 kgs/acre, application of the amount of application than compound fertilizer dedicated to paddy
Amount reduces 20%.Fertilizer is once to apply before rice transplanting as base manure.Test result (average value) such as the following table 1.
Table 1
The above description is only an embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalents made by bright description are applied directly or indirectly in relevant technical field, are similarly included in this hair
In bright scope of patent protection.
Claims (6)
1. a kind of preparation method of the dedicated release-controlled biological silicon fertilizer of rice, which comprises the steps of:
(1) pre-process: silicic acid crosses 200-300 mesh, iron removal by magnetic separation；
(2) roast: gained silicic acid roasts 2~3h in Muffle furnace under 850 degree；
(3) it is acidified: under agitation, the silicic acid after roasting being put into the hydrochloric acid solution of 2mol/L, be warming up to 70 degree, perseverance
Warm 2h, obtains acidizing product；
(4) it mixes: acidizing product, modified binder and compound fertilizer being mixed, in 850 degree of 2~3h of roasting；
(5) it leaches: the product after step (4) roasting being pulverized, the deionized water of addition is placed in magnetic stirring apparatus, in 50
~55 degree of constant temperature 2h；
(6) crystallization: 95~100 degree are warming up to after the leaching of step (5) powder, under agitation 5~7h of crystallization；
(7) dry: 90~100 degree of drying in baking oven after crystallization obtain siliceous fertilizer, siliceous fertilizer are mixed and detested with excrement and stalk
Oxygen compost obtains mixed fertilizer, the weight part ratio of the siliceous fertilizer, excrement and stalk are as follows: 25:45-55:30-60；
(8) mixed fertilizer obtained by step (7) and compound fertilizer mixing granulation: are compared into mixing granulation with the quality of 15:100；It is described multiple
Hefei material is made of urea granules, calcium superphosphate particle and potassium chloride particle, the matter of nitrogen, phosphorus, potassium element in the compound fertilizer
Measure ratio are as follows: 17:9:21.
2. the preparation method of the dedicated release-controlled biological silicon fertilizer of rice according to claim 1, which is characterized in that the step
(3) mass ratio of the hydrochloric acid in silicic acid and hydrochloric acid solution in after roasting are as follows: 1:0.01.
3. the preparation method of the dedicated release-controlled biological silicon fertilizer of rice according to claim 1, which is characterized in that the step
(4) mixing in specifically: compound fertilizer surface will be coated on by seed-coating machine after acidizing product and modified binder mixing, Gu
Change.
4. the preparation method of the dedicated release-controlled biological silicon fertilizer of rice according to claim 1, which is characterized in that the step
(4) mass ratio of the silicic acid and modified binder, compound fertilizer in acidizing product in is 1:0.1-0.3:15.
5. the preparation method of the dedicated release-controlled biological silicon fertilizer of rice according to claim 4, which is characterized in that the step
(4) modified binder is one of humic acid, poly-vinyl alcohol solution, guar gum, magnesia, starch, rice powder, bamboo powder or more in
Kind combination.
6. the preparation method of the dedicated release-controlled biological silicon fertilizer of rice according to claim 1, which is characterized in that the granulation is adopted
The cladded type fertilizer using mixed fertilizer as core is produced with granulating method.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113735657A (en) * | 2021-09-07 | 2021-12-03 | 厦门廿意科技有限公司 | Coix seed magnesium fertilizer and preparation method thereof |
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| CN113735657A (en) * | 2021-09-07 | 2021-12-03 | 厦门廿意科技有限公司 | Coix seed magnesium fertilizer and preparation method thereof |
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