CN107698365A - A kind of composite slow-release fertilizer preparation method for improving rice yield - Google Patents
A kind of composite slow-release fertilizer preparation method for improving rice yield Download PDFInfo
- Publication number
- CN107698365A CN107698365A CN201711197235.4A CN201711197235A CN107698365A CN 107698365 A CN107698365 A CN 107698365A CN 201711197235 A CN201711197235 A CN 201711197235A CN 107698365 A CN107698365 A CN 107698365A
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- Prior art keywords
- release fertilizer
- rice yield
- composite slow
- add
- fertilizer preparation
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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
- C05G3/00—Mixtures of one or more fertilisers with additives not having a specially fertilising activity
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05C—NITROGENOUS FERTILISERS
- C05C1/00—Ammonium nitrate fertilisers
-
- 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
- C05G3/60—Biocides or preservatives, e.g. disinfectants, pesticides or herbicides; Pest repellants or attractants
-
- 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
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- Life Sciences & Earth Sciences (AREA)
- Pest Control & Pesticides (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Plant Pathology (AREA)
- Soil Sciences (AREA)
- Fertilizers (AREA)
Abstract
The invention discloses a kind of composite slow-release fertilizer preparation method for improving rice yield, comprise the following steps：Chitin, ethanol water are well mixed, glutaraldehyde stirring is added, removes glutaraldehyde and ethanol solution, the homogeneous processing of chitosan is added and obtains first material；After swelling soya dreg, Chicken dung are crushed, add biogas residue and stir to obtain second material；Ammonium nitrate, precipitated phosphate, plant ash, potassium chloride, EDTA chelatings calcium, EDTA chelated magnesiums, sodium selenite, EDTA chelated zincs, the urea of three nitric acid six are closed iron, medical stone powder, gangue, borax and mixed, add water, stir, add second material, first material stirs, dry, granulation is improved the composite slow-release fertilizer of rice yield.Gained Fertilizer nutrient of the invention is comprehensive, and sustained release performance is excellent, can fully meet the needs of rice is to nutrient, can improve rice yield, and and can improves its quality, both economized on resources, and environmental protection, and cost is cheap, is applied suitable for Rice Cropping.
Description
Technical field
The present invention relates to technical field of fertilizers, more particularly to a kind of composite slow-release fertilizer preparation method for improving rice yield.
Background technology
Rice is important cereal crops and industrial crops, has statistics to show, its yield and cultivated area, is ranked first in the world
Position, occupies critical role in the people's livelihood and national economy.How limited land resource is effectively utilized, improve the production of rice crop
Amount and quality are the direction and eternal problem that people make great efforts.
Cultivated area of the rice in China is extensive, the nutrient that rice growth needs to absorb kind up to more than 20, this
A little nutrients are not ideal essentially from fertilizer, substantial amounts of chemical fertilizer application effect, it is also possible to cause water and soil pollution.
The content of the invention
Based on technical problem existing for background technology, the present invention proposes a kind of composite slow-release fertilizer system for improving rice yield
Preparation Method, gained Fertilizer nutrient is comprehensive, and sustained release performance is excellent, can fully meet the needs of rice is to nutrient, can improve rice
Yield, and can improves its quality, both economized on resources, and environmental protection, and cost is cheap, is applied suitable for Rice Cropping.
A kind of composite slow-release fertilizer preparation method for improving rice yield proposed by the present invention, comprises the following steps：
S1, chitin, ethanol water be well mixed, add glutaraldehyde stirring, remove glutaraldehyde and ethanol solution, add
Enter the homogeneous processing of chitosan and obtain first material；
S2, after swelling soya dreg, Chicken dung are crushed, add biogas residue and stir to obtain second material；
S3, by ammonium nitrate, precipitated phosphate, plant ash, potassium chloride, EDTA chelate calcium, EDTA chelated magnesiums, sodium selenite,
EDTA chelated zincs, the urea of three nitric acid six close iron, medical stone powder, gangue, borax mixing, add water, stir, add the second thing
Material, first material stir, and dry, and granulation is improved the composite slow-release fertilizer of rice yield.
Preferably, in S1, after adding glutaraldehyde, 2-4h is stirred at room temperature.
Preferably, in S1, homogeneous processing 5-12min, homogeneous pressure 15-25MPa.
Preferably, in S1, chitin, ethanol water, glutaraldehyde, the weight ratio of chitosan are 2-10：30-50：0.1-
0.2：0.1-0.12, the concentration of ethanol water is 40-60wt%.
Preferably, in S2,15-25min, mixing speed 400-460r/min are stirred after adding biogas residue.
Preferably, in S2, swelling soya dreg, Chicken dung, the weight ratio of biogas residue are 30-50：8-16：4-8.
Preferably, in S3, ammonium nitrate, precipitated phosphate, plant ash, potassium chloride, EDTA chelatings calcium, EDTA chelated magnesiums, sub- selenium
Sour sodium, EDTA chelated zincs, the urea of three nitric acid six close iron, medical stone powder, gangue, borax, second material, the weight of first material
Than for 50-60：30-50：10-20：20-30：0.3-0.7：0.6-1.2：2-4：1-1.6：0.4-0.8：8-16：6-12：2-4：
50-60：3-5.
Gained Fertilizer nutrient of the invention is comprehensive, and sustained release performance is excellent, can fully meet the needs of rice is to nutrient, Ji Nengti
High rice yield, and can improves its quality, both economized on resources, and environmental protection, and cost is cheap, is applied suitable for Rice Cropping.
In S1 of the present invention, after chitin uses glutaraldehyde cross-linking, chitosan is fixed, not only good toughness, Er Qiejie
Conjunction degree is high, and killing pests and suppressing bacteria effect is good, can reduce rice pest degree；First material and swelling soya dreg, Chicken dung, biogas residue
Coordinate, be not only remarkably improved rice yield, and soil property can be improved, improve soil fertility, improve edaphon environment,
Promote Root Growth of Rice；And the cooperation of medical stone powder, gangue can increase soil cementation degree, soil particle is cemented to granule knot
Structure, soil water-retaining, fertilizer conservation and permeability are good, and rice is big, and color and luster is good；The present invention has been combined inorganic fertilizer with organic materials
Come, give full play to the fertility of fertilizer and soil, on the premise of rice nutrition composition is met, avoid soil hardening, and cost
It is cheap, and can reduce environmental pollution.
The present invention can successive elimination soil hardening, desertify, improve soil with organic matter content, optimize soil granular structure,
Suppress harmful levels of pathogens breeding, nutrient supply is sufficient, and rice growing way is vigorous, and rice quality is high.By specific it is demonstrated experimentally that this hair
The yield of bright every mu of rice can reach 1200kg, and by the rice of the plantation of common fertilizer in the prior art, its every per mu yield is only
For 700-800kg, the yield for the rice that can effectively improve.
Embodiment
Below, technical scheme is described in detail by specific embodiment.
Embodiment 1
A kind of composite slow-release fertilizer preparation method for improving rice yield, comprises the following steps：
S1, by 2kg chitins, 50kg concentration be 40wt% ethanol waters be well mixed, add 0.2kg glutaraldehydes, room
Temperature stirring 2h, removes glutaraldehyde and ethanol solution, adds the homogeneous processing 5min of 0.12kg chitosans, homogeneous pressure 25MPa, obtain
To first material；
S2, after crushing 30kg swelling soya dregs, 16kg Chicken dungs, 4kg biogas residues stirring 25min is added, mixing speed is
400r/min, obtain second material；
S3, by 60kg ammonium nitrate, 30kg precipitated phosphates, 20kg plant ash, 20kg potassium chloride, 0.7kg EDTA chelate calcium,
0.6kg EDTA chelated magnesiums, 4kg sodium selenites, 1kg EDTA chelated zincs, the urea of tri- nitric acid of 0.8kg six close iron, 8kg medical stones
Powder, 12kg gangues, the mixing of 2kg boraxs, it is 30wt% to add water to water content, is stirred, and adds 50kg second materials, 5kg
First material stirs, and dries, and granulation is improved the composite slow-release fertilizer of rice yield.
Embodiment 2
A kind of composite slow-release fertilizer preparation method for improving rice yield, comprises the following steps：
S1, by 10kg chitins, 30kg concentration be 60wt% ethanol waters be well mixed, add 0.1kg glutaraldehydes, room
Temperature stirring 4h, removes glutaraldehyde and ethanol solution, adds the homogeneous processing 12min of 0.1kg chitosans, homogeneous pressure 15MPa, obtain
To first material；
S2, after crushing 50kg swelling soya dregs, 8kg Chicken dungs, 8kg biogas residues stirring 15min is added, mixing speed is
460r/min, obtain second material；
S3, by 50kg ammonium nitrate, 50kg precipitated phosphates, 10kg plant ash, 30kg potassium chloride, 0.3kg EDTA chelate calcium,
1.2kg EDTA chelated magnesiums, 2kg sodium selenites, 1.6kg EDTA chelated zincs, the urea of tri- nitric acid of 0.4kg six close iron, 16kg wheat meals
Stone flour, 6kg gangues, the mixing of 4kg boraxs, it is 20wt% to add water to water content, is stirred, and adds 60kg second materials, 3kg
First material stirs, and dries, and granulation is improved the composite slow-release fertilizer of rice yield.
Embodiment 3
A kind of composite slow-release fertilizer preparation method for improving rice yield, comprises the following steps：
S1, by 4kg chitins, 45kg concentration be 45wt% ethanol waters be well mixed, add 0.18kg glutaraldehydes, room
Temperature stirring 2.5h, removes glutaraldehyde and ethanol solution, adds the homogeneous processing 10min of 0.11kg chitosans, homogeneous pressure is
18MPa, obtain first material；
S2, after crushing 45kg swelling soya dregs, 10kg Chicken dungs, 7kg biogas residues stirring 18min is added, mixing speed is
440r/min, obtain second material；
S3, by 54kg ammonium nitrate, 45kg precipitated phosphates, 12kg plant ash, 28kg potassium chloride, 0.4kg EDTA chelate calcium,
1kg EDTA chelated magnesiums, 2.5kg sodium selenites, 1.4kg EDTA chelated zincs, the urea of tri- nitric acid of 0.5kg six close iron, 14kg wheat meals
Stone flour, 8kg gangues, the mixing of 3.5kg boraxs, it is 22wt% to add water to water content, is stirred, addition 58kg second materials,
3.5kg first materials stir, and dry, and granulation is improved the composite slow-release fertilizer of rice yield.
Embodiment 4
A kind of composite slow-release fertilizer preparation method for improving rice yield, comprises the following steps：
S1, by 8kg chitins, 35kg concentration be 55wt% ethanol waters be well mixed, add 0.12kg glutaraldehydes, room
Temperature stirring 3.5h, removes glutaraldehyde and ethanol solution, adds 0.11kg chitosans homogeneous processing 6min, homogeneous pressure 22MPa,
Obtain first material；
S2, after crushing 35kg swelling soya dregs, 14kg Chicken dungs, 5kg biogas residues stirring 22min is added, mixing speed is
420r/min, obtain second material；
S3, by 56kg ammonium nitrate, 35kg precipitated phosphates, 18kg plant ash, 22kg potassium chloride, 0.8kg EDTA chelate calcium,
0.8kg EDTA chelated magnesiums, 3.5kg sodium selenites, 1.2kg EDTA chelated zincs, the urea of tri- nitric acid of 0.7kg six close iron, 10kg wheats
Meal stone flour, 10kg gangues, the mixing of 2.5kg boraxs, it is 28wt% to add water to water content, is stirred, and adds the things of 54kg second
Material, 4.5kg first materials stir, and dry, and granulation is improved the composite slow-release fertilizer of rice yield.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto,
Any one skilled in the art the invention discloses technical scope in, technique according to the invention scheme and its
Inventive concept is subject to equivalent substitution or change, should all be included within the scope of the present invention.
Claims (7)
1. a kind of composite slow-release fertilizer preparation method for improving rice yield, it is characterised in that comprise the following steps：
S1, chitin, ethanol water be well mixed, add glutaraldehyde stirring, remove glutaraldehyde and ethanol solution, add shell
The homogeneous processing of glycan obtains first material；
S2, after swelling soya dreg, Chicken dung are crushed, add biogas residue and stir to obtain second material；
S3, by ammonium nitrate, precipitated phosphate, plant ash, potassium chloride, EDTA chelate calcium, EDTA chelated magnesiums, sodium selenite, EDTA chelas
Close zinc, the urea of three nitric acid six closes iron, medical stone powder, gangue, borax mixing, add water, stir, add second material, the
One material stirring is uniform, dries, and granulation is improved the composite slow-release fertilizer of rice yield.
2. the composite slow-release fertilizer preparation method of rice yield is improved according to claim 1, it is characterised in that in S1, add
After glutaraldehyde, 2-4h is stirred at room temperature.
3. the composite slow-release fertilizer preparation method according to claim 1 or claim 2 for improving rice yield, it is characterised in that even in S1
Matter handles 5-12min, homogeneous pressure 15-25MPa.
4. according to any one of the claim 1-3 composite slow-release fertilizer preparation methods for improving rice yield, it is characterised in that S1
In, chitin, ethanol water, glutaraldehyde, the weight ratio of chitosan are 2-10：30-50：0.1-0.2：0.1-0.12, ethanol
The concentration of the aqueous solution is 40-60wt%.
5. according to any one of the claim 1-4 composite slow-release fertilizer preparation methods for improving rice yield, it is characterised in that S2
In, stir 15-25min, mixing speed 400-460r/min after adding biogas residue.
6. according to any one of the claim 1-5 composite slow-release fertilizer preparation methods for improving rice yield, it is characterised in that S2
In, swelling soya dreg, Chicken dung, the weight ratio of biogas residue are 30-50：8-16：4-8.
7. according to any one of the claim 1-6 composite slow-release fertilizer preparation methods for improving rice yield, it is characterised in that S3
In, ammonium nitrate, precipitated phosphate, plant ash, potassium chloride, EDTA chelatings calcium, EDTA chelated magnesiums, sodium selenite, EDTA chelated zincs, three
It is 50-60 that the urea of nitric acid six, which closes iron, medical stone powder, gangue, borax, second material, the weight of first material ratio,：30-50：
10-20：20-30：0.3-0.7：0.6-1.2：2-4：1-1.6：0.4-0.8：8-16：6-12：2-4：50-60：3-5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711197235.4A CN107698365A (en) | 2017-11-25 | 2017-11-25 | A kind of composite slow-release fertilizer preparation method for improving rice yield |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711197235.4A CN107698365A (en) | 2017-11-25 | 2017-11-25 | A kind of composite slow-release fertilizer preparation method for improving rice yield |
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| CN107698365A true CN107698365A (en) | 2018-02-16 |
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| CN201711197235.4A Withdrawn CN107698365A (en) | 2017-11-25 | 2017-11-25 | A kind of composite slow-release fertilizer preparation method for improving rice yield |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108329180A (en) * | 2018-05-21 | 2018-07-27 | 施秀英 | The preparation method of rice fertilizer special for organic |
| CN108863612A (en) * | 2018-09-12 | 2018-11-23 | 蚌埠市瑞丰现代农业种植专业合作社 | A kind of high yield green rice special complex fertilizer preparation method |
| CN109168390A (en) * | 2018-09-12 | 2019-01-11 | 蚌埠市瑞丰现代农业种植专业合作社 | A kind of method of the Northeast salt-soda soil rice cultivation |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US20120090366A1 (en) * | 2010-04-16 | 2012-04-19 | Taylor Pursell | Controlled release fertilizer with biopolymer coating and process for making same |
| CN106588285A (en) * | 2016-11-29 | 2017-04-26 | 袁家和 | Slow release fertilizer used for rice planting and preparing method thereof |
| CN106831079A (en) * | 2015-12-07 | 2017-06-13 | 无锡南理工科技发展有限公司 | A kind of modification of chitosan peanut Special slow release fertilizer and preparation method thereof |
-
2017
- 2017-11-25 CN CN201711197235.4A patent/CN107698365A/en not_active Withdrawn
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120090366A1 (en) * | 2010-04-16 | 2012-04-19 | Taylor Pursell | Controlled release fertilizer with biopolymer coating and process for making same |
| CN106831079A (en) * | 2015-12-07 | 2017-06-13 | 无锡南理工科技发展有限公司 | A kind of modification of chitosan peanut Special slow release fertilizer and preparation method thereof |
| CN106588285A (en) * | 2016-11-29 | 2017-04-26 | 袁家和 | Slow release fertilizer used for rice planting and preparing method thereof |
Non-Patent Citations (2)
| Title |
|---|
| 张力田等: "《碳水化合物化学 第2版》", 31 July 2013, 北京：中国轻工业出版社 * |
| 路艳华等: "《壳聚糖及纳米材料在柞蚕丝功能改性中的应用》", 31 August 2012, 北京：中国纺织出版社 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108329180A (en) * | 2018-05-21 | 2018-07-27 | 施秀英 | The preparation method of rice fertilizer special for organic |
| CN108863612A (en) * | 2018-09-12 | 2018-11-23 | 蚌埠市瑞丰现代农业种植专业合作社 | A kind of high yield green rice special complex fertilizer preparation method |
| CN109168390A (en) * | 2018-09-12 | 2019-01-11 | 蚌埠市瑞丰现代农业种植专业合作社 | A kind of method of the Northeast salt-soda soil rice cultivation |
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Application publication date: 20180216 |