CN104250176A - Method for improving sand soil by using multi-element compound fertilizer - Google Patents
Method for improving sand soil by using multi-element compound fertilizer Download PDFInfo
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- CN104250176A CN104250176A CN201310265448.1A CN201310265448A CN104250176A CN 104250176 A CN104250176 A CN 104250176A CN 201310265448 A CN201310265448 A CN 201310265448A CN 104250176 A CN104250176 A CN 104250176A
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Abstract
The invention relates to a method for improving sand soil by using a multi-element compound fertilizer, the multi-element compound fertilizer comprises the following raw materials (calculating according to 1000kg of raw materials): 465kg of urea, 0.2-0.4kg of SODm, 255kg of monoammonium phosphate, 105kg of potassium chloride, 135-157.5kg of bentonite and 17.5-40kg of desulfurized gypsum. The multi-element compound fertilizer can adjust soil acidity and alkalinity, reduces sand grains content of sand soil, increases cosmid content, promotes the formation of an agglomerate structure of the sand soil, promotes the accumulation of the organic matter in the sand soil and enhancement of fertility, and enhances the drought resistance, cold resistance and anti-saline-alkaline capability of crops planted on the sand soil, celery and tomato are planted on the improved alkalescence sand soil, the yield of tomato is increased by 5.5%, and the yield of celery is increased by 24.6%.
Description
Technical field:
The present invention relates to a kind of method utilizing multi-element compound fertilizer to improve dust storm soil.
Background technology:
Domestic have research and utilization desulfuration waste production dealkalize conditioned fertilizer, to the bibliographical information of increasing crop yield effect.As: describe a kind of Dealkalized wet desulfurization waste fertilizer in national patent " a kind of Dealkalized wet desulfurization waste fertilizer and preparation method thereof " (application number: CN201110190313.4) of the people such as the Huang Dezhi of Dalian Polytechnic University application in 2011, its raw material moiety is: desulfurated plaster, oligochitosan, chemical fertilizer material etc.After using this kind of dealkalize conditioned fertilizer after deliberation, celery volume increase 11.5%, Yield Increase In Cotton 8.5%.Contrast with the present invention; this research lays particular emphasis on solodization modification thus reaches the object of increasing crop yield; but fail to provide authentic data to external quality, storge quality in this kind of fertilizer, also fail to provide processing parameter to the commercialized degree of product and the feasibility of large-scale production.
Domestic have the adding proportion of research phosphogypsum in compound manure to granulation of compound fertilizer, the bibliographical information of quality product impact.As: make referrals in the national patent " a kind of method improving balling ratio of complex fertilizer product " (application number: CN200710052656.8) of the people such as the Tang Weihua of Hubei Yangfeng Stock Co., Ltd application in 2007, phosphogypsum weight ratio is: composite fertilizer material: can improve balling ratio of complex fertilizer product during phosphogypsum=100:1.8 ~ 2.2, and granulation balling ratio can reach 70 ~ 80%.Contrast with the present invention, phosphogypsum is different with moiety with the physical property of desulfurated plaster (desulfurization slag).
Domestic have research desulfuration waste to coordinate bibliographical information to alkaline land improving effect with fertilizer.As: the people such as the Wang Yanping of Agriculture and Animal Husbandry College of Qinghai University make referrals to for 2011 in " desulfuration waste coordinates the improved effect to saltings with fertilizer " literary composition, employing split plot experiment designs, and the different amount of the executing desulfuration waste of research and different sorts fertilizer compounding application are on the impact of saltings growth.Compared with the present invention, this research adopt desulfuration waste and fertilizer with the use of, do not study the Industrial processes of commercial fertilizer.
Domestic have research soil conditioner to the bibliographical information of aeolian sandy soil water-stable aggregate improved effect.As: people such as the Cao Lihua of Zi Huan institute of Xibei Univ. of Agricultural & Forest Science & Technology 2007 make referrals in " soil conditioner is to the research of aeolian sandy soil water-stable aggregate improved effect and mechanism " literary composition, adopt 4 kinds of soil conditioners such as PAM, beta-cyclodextrin, Wote super absorbent, humic acid, cultivated by indoor soil-column, study its improved effect to aeolian sandy soil.Result shows: 4 kinds of modifying agents, when concentration is 0.05% ~ 0.4%, all effectively can reduces the fractal dimension of aeolian sandy soil coacervate, improve aeolian sandy soil structure.Contrast with the present invention, selected modifying agent is different.
The domestic bibliographical information having research peat amelioration aeolian sandy soil.As: the people such as the Wang Guirong of Shenyang Inst. of Applied Ecology, Chinese Academy of Sciences make referrals to for 1998 in " test of peat amelioration aeolian sandy soil " literary composition, peat has good improving effect to aeolian sandy soil, alkalescence aeolian sandy soil applies appropriate peat, obviously can increase soil nutrient, reduces alkalescence.Contrast with the present invention, this research selects peat as modifying agent.
In range of search, comprehensively detect document, make after comparative analysis drawing a conclusion: 1. domestic have research desulfurated plaster compound manure to the bibliographical information of increasing crop yield effect.2. domestic have the adding proportion of research phosphogypsum in compound manure to granulation of compound fertilizer, the bibliographical information of quality product impact; But there are no the bibliographical information that the adding proportion of research desulfurated plaster in compound manure affects granulation of compound fertilizer, quality product, storge quality.
Domestic have research desulfuration waste to coordinate bibliographical information to alkaline land improving effect with fertilizer; There are the soil conditioners such as research humic acids to the bibliographical information of dust storm soil w ater-stable aggregates improved effect; There is research peat to the bibliographical information of dust storm reclamation result; But add desulfurated plaster and SODm to the bibliographical information of dust storm reclamation result there are no in research compound manure.
Ningxia Petrochemical company of CNPC is a chemical fertilizers production enterprise, main chemical fertilizer products is urea and compound manure, annual flue gas desulfurization produces a large amount of desulfurated plasters, very large pressure is caused to environment, utilize for making the agricultural resources of desulfurated plaster plant nutrients such as () main calcic, sulphur, silicon, magnesium and become possibility
Summary of the invention
The object of this invention is to provide a kind of method utilizing multi-element compound fertilizer to improve dust storm soil, this fertilizer is using desulfurated plaster and SODm as the multi-element complex mixed fertilizer of Additive Production, the granule strength of product, and caking performance, storage transport performance are good.Soil depletion, organic content is low, lacks various nutritive element; arid; be the important factor of aeolian sandy soil low yield, SODm is also one of protective enzyme important in plant materials, can strengthen the anti-adversity ability such as drought-resistant, cold-resistant, anti-saline and alkaline of the farm crop of dust storm grown on soil; utilization rate of fertilizer can be improved; save fertilizer amount, delay crop aging, regulate soil acidity or alkalinity; improve Soil structure, improve the photosynthetic throughput of solid middle and later periods blade.Desulfurated plaster has improvement soil and provides the dual function of Calcium in Plants, sulphur nutrition.This product contains various nutrient elements, and this product of life-time service can play the Soil building effect to dust storm soil, improves the preserve moisture and fertility ability of aeolian sandy soil soil, increases the colloidal content of sandy soil.The output of dust storm soil Planting Crops and the quality of agricultural-food can be improved.
A kind of dust storm soil improvement multi-element compound fertilizer of the present invention is 42%(24-12-6) complex fertilizer product (total nutrient content: 42%, single nutrient content: containing N24%; Containing P
2o
512%; Containing potassium oxide K
2o6%); Calculate according to 1000kg raw material: urea 465kg(is containing SODm0.2 ~ 0.4kg), monoammonium phosphate 255kg, Repone K 105kg, wilkinite 135 ~ 157.5kg, desulfurated plaster 17.5 ~ 40kg; (total raw material is containing desulfurated plaster 1.75% ~ 4%),
(2) feedstock specifications:
The urea soln (containing N:46%, Ningxia Petrochemical company produces) of 96%, (pulvis, containing N10%P for monoammonium phosphate
2o
5: 48%, three ring boards, cloud river board), Repone K is (containing K
2o:57%, salt bridge), wilkinite: (order number: 100, the place of production: Inner Mongol), desulfurated plaster: (order number: 100, Ningxia Petrochemical company produces).SODm:(concentration 30%, Beijing Huamei Tianyi Technology Development Co., Ltd. provides).
(3) main component of Ningxia Petrochemical company desulfurated plaster and content (following table) %
(4) Ningxia Petrochemical company desulfurated plaster contents of heavy metal elements (following table):
mg/k
| Project | pb | Cd | Cr | Se | Ni | Cu | As |
| Measured value | 7.2 | 0.20 | 23.3 | 1.80 | 8.0 | 20.3 | 1.92 |
The indexs such as vertical distribution Pb, Cd, Cr, As, Se, Ni, Cu contained by desulfurizing byproduct are lower than GB maximum permissible dose and standard of soil environment quality.
(5) necessary working condition and processing step:
The desulfurated plaster that coal-fired flue gas desulfurization produces, through airing dehydration, by the desulfurated plaster of drying through simple crushing, screening, qualified fines pack is for subsequent use.During production; by solid material needed for composite heat transfer according to formula calculation; join in ingredient mixer and mix; the raw material that proportioning is good, urine enter tablets press by measuring belt, under meter proportioning and produce granulating; by regulating the good prilling temperature of granulation automatic steam control, humidity in production process; optimization system granulating effect, by regulating drying temperature, air quantity, screening effect and the agent of interpolation anti-caking, guarantees qualified product.
The effect of invention
After adding desulfurated plaster in composite heat transfer; normally, material turnover balance, produces composite fertilizer per ton and can reduce costs 5 ~ 14 yuan for systemic circulation, granulation, turnout, processing parameter; the every quality index of product all meets GB15063-2001 standard-required; granulating rate 60-70%, epigranular degree is qualified, and in storage process, physical properties is good; solubility property is good; degree of agglomeration alleviates, and quality meets national standard, can regulate soil acidity or alkalinity; Reduce dust storm soil sand grain content, increase clay content, promote the formation of dust storm soil lumpiness, promote the accumulation of the dust storm soil organism and the raising of fertility, strengthen the drought resisting of Planting Crops on dust storm soil, cold-resistant, salinity and alkalinity resistance, this test of products is used, tomato production promoting 5.5%, celery volume increase 24.6% alkaline dust storm grown on soil celery, tomato.
Embodiment
Embodiment 1
A kind of dust storm soil improvement multi-element compound fertilizer of the present invention calculates according to 1000kg raw material: urea 465kg(is containing SODm0.2kg), monoammonium phosphate 255kg, Repone K 105kg, wilkinite 135kg, desulfurated plaster 40kg.
Embodiment 2
A kind of dust storm soil improvement multi-element compound fertilizer of the present invention calculates according to 1000kg raw material: urea 465kg(is containing SODm0.4kg), monoammonium phosphate 255kg, Repone K 105kg, wilkinite 157.5kg, desulfurated plaster 17.5kg.
Embodiment 3
A kind of dust storm soil improvement multi-element compound fertilizer of the present invention calculates according to 1000kg raw material: urea 465kg(is containing SODm0.3kg), monoammonium phosphate 255kg, Repone K 105kg, wilkinite 150kg, desulfurated plaster 25kg.
Claims (1)
1. the method utilizing multi-element compound fertilizer to improve dust storm soil, it is characterized in that: this multi-element compound fertilizer calculates according to 1000kg raw material: urea 465kg, wherein containing SODm0.2 ~ 0.4kg, monoammonium phosphate 255kg, Repone K 105kg, wilkinite 135 ~ 157.5kg, desulfurated plaster 17.5 ~ 40kg.
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| CN201310265448.1A CN104250176B (en) | 2013-06-28 | 2013-06-28 | A kind of method utilizing multi-element compound fertilizer improvement dust storm soil |
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| CN201310265448.1A CN104250176B (en) | 2013-06-28 | 2013-06-28 | A kind of method utilizing multi-element compound fertilizer improvement dust storm soil |
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| CN104250176A true CN104250176A (en) | 2014-12-31 |
| CN104250176B CN104250176B (en) | 2016-08-10 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106946629A (en) * | 2017-04-20 | 2017-07-14 | 内蒙古民族大学 | A kind of charcoal base sandy land conditioner made and preparation method thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1837154A (en) * | 2006-01-25 | 2006-09-27 | 北京华美天意科技开发有限公司 | SODM urea and its preparing process and application |
| CN101456765A (en) * | 2007-12-12 | 2009-06-17 | 中国石油天然气股份有限公司 | Composite fertilizer special for alkaline land improved type |
| CN101503327A (en) * | 2009-03-03 | 2009-08-12 | 宁夏大学 | Special improver for alkaline soil alkalinity reducing salt-restricting sunflower and method of processing the same |
| CN101993312A (en) * | 2009-08-24 | 2011-03-30 | 中国石油天然气股份有限公司 | Recycling application of fuel coal flue gas desulfurization waste |
| CN102050652A (en) * | 2010-09-01 | 2011-05-11 | 中国石油天然气股份有限公司 | SODM (Superoxide Dismutase Mimics) fruit tree compound special fertilizer |
| CN102351611A (en) * | 2011-06-28 | 2012-02-15 | 蔡明� | Soil improvement regulator and its preparation method |
-
2013
- 2013-06-28 CN CN201310265448.1A patent/CN104250176B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1837154A (en) * | 2006-01-25 | 2006-09-27 | 北京华美天意科技开发有限公司 | SODM urea and its preparing process and application |
| CN101456765A (en) * | 2007-12-12 | 2009-06-17 | 中国石油天然气股份有限公司 | Composite fertilizer special for alkaline land improved type |
| CN101503327A (en) * | 2009-03-03 | 2009-08-12 | 宁夏大学 | Special improver for alkaline soil alkalinity reducing salt-restricting sunflower and method of processing the same |
| CN101993312A (en) * | 2009-08-24 | 2011-03-30 | 中国石油天然气股份有限公司 | Recycling application of fuel coal flue gas desulfurization waste |
| CN102050652A (en) * | 2010-09-01 | 2011-05-11 | 中国石油天然气股份有限公司 | SODM (Superoxide Dismutase Mimics) fruit tree compound special fertilizer |
| CN102351611A (en) * | 2011-06-28 | 2012-02-15 | 蔡明� | Soil improvement regulator and its preparation method |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106946629A (en) * | 2017-04-20 | 2017-07-14 | 内蒙古民族大学 | A kind of charcoal base sandy land conditioner made and preparation method thereof |
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| CN104250176B (en) | 2016-08-10 |
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