CN102795925A - Special active humic urea controlled-release compound fertilizer for garlic and preparation method of compound fertilizer - Google Patents
Special active humic urea controlled-release compound fertilizer for garlic and preparation method of compound fertilizer Download PDFInfo
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- CN102795925A CN102795925A CN2012102630868A CN201210263086A CN102795925A CN 102795925 A CN102795925 A CN 102795925A CN 2012102630868 A CN2012102630868 A CN 2012102630868A CN 201210263086 A CN201210263086 A CN 201210263086A CN 102795925 A CN102795925 A CN 102795925A
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Abstract
The invention discloses a special active humic urea controlled-release compound fertilizer for garlic and a preparation method of the compound fertilizer. A low-activity humic acid raw material is used as a raw material, compound fertilizer production equipment is combined, urea and ammonium sulfate are used as active agents, the humic acid in the humic acid raw material is transformed and activated in an activating reaction tank by using a molten ammonium sulfate-urea solution to form an active humic urea solution, compound fertilizer production is combined, the active humic urea solution is sprayed onto compound fertilizer materials in a granulation barrel, rolling granulation, drying and screening are carried out, and the special humic urea controlled-release fertilizer product for the garlic is obtained. The compound fertilizer has the characteristics of simple operation process, low cost, high production capacity, bright and round granules, efficient release control of nutrients, high utilization rate and the like, can be used for greatly improving the yield and quality of crops and improving the fertilized soil, and has a very broad market prospect.
Description
Technical field
The present invention relates to a kind of making method of rotten urea slow-release compound and mixed fertilizer, specifically be a kind of be raw material with weathered coal, brown coal or peat, carry out the making method of active rotten urea slow-release compound and mixed fertilizer according to the garlic nutrient demand.
Background technology
The garlic country of origin is in the West Asia and the Central Asia, and the Zhang Qian Western Regions of sening as an envoy to are taken back China to garlic, so far the history in existing more than 2,000 year from the Han dynasty.Garlic is an indispensable condiment in various countries' daily life, owing to it has the focus that huge nutritive health-care and pharmaceutical use become numerous scientific workers' research.
Garlic is maximum with nitrogen to the absorbed dose of various nutritive elements, and potassium, calcium, phosphorus, magnesium take second place.In addition, sulphur is that the garlic quality constitutes element, suitably uses sulfur fertilizer and can make the head of garlic and garlic shoot increase weightening finish, and lopsided garlic shoot and blastomere are reduced.The autumn sowing garlic is longer breeding time, reaches 240～260 d.Be the autotrophy stage of garlic before surviving the winter, its required nutrient of growing is mainly provided by self garlic mother, seldom the absorption nutrient from the external world; After the beginning of spring in next year, garlic sloughs off mother and gets into vigorous period, and the nutrient demand amount is significantly increased.According to surveying and determination, the nutrient that the garlic plant absorbs in after this 2～3 months accounts for about 80 % of whole growing.Be main to use readily avaiable fertilizer during current garlic produces; The membrane covering of extensively adopting has strengthened the difficulty of topdressing again; Part garlic farmers are for the saving of labor; At seeding time with 60 %～80 % of nitrogenous fertilizer, all the disposable base of phosphorus potash fertilizer is executed (all the other nitrogenous fertilizer spring in next year topdress use), but this and do not meet the nutrition absorption characteristic of garlic; Readily avaiable fertilizer decomposes soon in addition, difficulty is made this traditional fertilizing method very easily cause available nutrient a large amount of losses in the winter time by soil fixing, thereby reduces utilization rate of fertilizer.The usage quantity of trace element is not enough simultaneously, affects the yield and quality of garlic equally.The use that current controlled release is fertile is quite general, but its higher relatively price lets vast farmers hang back.Humic acids is as one type of potential organic resource that can develop; Numerous advantages in soil, fertilizer, crop; The combining to use of humic acids and chemical fertilizer demonstrates bright development prospect, and the application of humic acids on chemical fertilizer is the inexorable trend of following exploitation environment-friendly fertilizer; It will finally become the important a member in the fertilizer family, have extremely important and profound significance to the development of China's fertilizer industry.Therefore when the cultivation garlic, provide a kind of and can increase production, can improve again the long-effect active humic acid slow release of quality fertile very necessary.
Summary of the invention
For addressing the above problem, the present invention provides a kind of special-purpose active rotten urea slow-release compound and mixed fertilizer of garlic that is suitable for, and utilizes the economic benefits and social benefits priming reaction of humic acids and sulfenyl urea; And organically combine with production of compound fertilizer; The humic acids activation rate is high, and production cost is low, operating procedure is simple, is fit to the fertile enterprise of existing compound and utilizes existing installation to carry out scale prodn; Carry out the special-purpose active rotten urea slow-release compound and mixed fertilizer of composite production garlic according to the garlic law of nutritive absorption simultaneously; And composite a certain amount of middle trace element, the slow control of nutrient is Ji mutually, guarantees good fertilising and assimilation effect.
For realizing above-mentioned purpose, the present invention adopts following technical scheme:.
The making method of the rotten urea slow-release compound and mixed fertilizer of a kind of activity may further comprise the steps:
A, urea-ammonium sulfate fusion: urea is imported urea groups fusion jar, add entry, ammonium sulfate; Urea, water, ammonium sulfate three's ratio of quality and the number of copies is 100:5-15:10-20, and heating, stirring make urea-ammonium sulfate congruent melting, form fused solution;
B, humic acids activation: in the urea among a-another retort of ammonium sulfate fused solution input; Add the powdery humic acid material; Wherein, The ratio of quality and the number of copies of urea and powdery humic acid material is 2:1 ~ 2 in urea-ammonium sulfate fused solution, insulation, stirring, priming reaction, the active rotten urea liquid of the good fluidity of formation black;
C, spray granulating: by the production of compound fertilizer prescription, with raw material of mix-compound fertilizer mixing input granulating cylinder, metering sprays into active rotten urea liquid, the round as a ball granulation of the bonding solid material of urea liquid;
D, oven dry screening: the granulation input dram that forms among the c, air-dry through 90 ~ 120 ℃ of warm air dryings, through the cooling screening, quantitative package forms product again.
Above-mentioned making method, said powdery humic acid material comprises weathered coal, brown coal and peat dust.
Above-mentioned making method, the humic acids content of said powdery humic acid material are not less than 45%, the order number is not less than 80 orders.
Above-mentioned making method, the Heating temperature among the described step a are 110-130 ℃.
Above-mentioned making method, temperature of reaction is 95-110 ℃ among the said step b.
Above-mentioned making method, said composite fertilizer component and weight proportion are following:
Urea: 150-200; Monoammonium phosphate: 160-200; Repone K: 300-350; Ammonium sulfate: 40-100; Bicarbonate of ammonia: 10-50; Wilkinite: 10-40; Sal epsom 15-45.
Above-mentioned making method, compound fertilizer pelletizing product drying temperature is 90-120 ℃ in the said steps d
Compare with traditional humic acids activation method, the present invention is initiative utilizes production of compound fertilizer enterprise existing installation, utilizes the urea groups fusion apparatus; Sulfate radical deliming activation is combined with the activation of urea groups complexing economic benefits and social benefits; The inertia humic acids is changed into the free high-activity humic acid, the humic acids after the activation, the carboxyls, phenolic hydroxyl group, alcoholic extract hydroxyl group, amino etc. that activated humic acids are group effectively; And further carry out serial reactions such as addition, complexing with fusing urea and form long lasting rotten urea complex compound; Improved the stability of the physicochemical character and the blood urea nitrogen of humic acids, both strengthened its biological activity, made it have the function of chelate fertilizer nutrient again; Have tangible guarantor's fertilizer slow-release effect, improved fertilizer utilization ratio.
Excellent results of the present invention is following:
1, comparing utilization rate of fertilizer with common composite fertilizer obviously improves; This fertilizer formula is quick-acting, slow, long-acting combining satisfy the garlic nutrient demand in vegetative period, and the humic acid slow release that present method is made is fertile, and humic acids mostly is converted into high-activity humic acid; Both strengthened its biological activity; Make its function again, have tangible guarantor's fertilizer slow-release effect, improved fertilizer utilization ratio with chelate fertilizer nutrient.
2, improve crop yield, increase income.Garlic belongs to has a liking for the sulphur crop.Garlicin is mainly the disulfide group compound.The most sulfur-bearing of garlic body internal protein, sulphur plays an important role to improving the garlic quality.Research simultaneously shows to have only as fertilizer N/S during near optimum value, and the nitrogen sulphur that plant absorbs just can obtain effective function.This fertilizer formula suitably replenishes sulfur fertilizer, and in the hope of reaching best N/S ratio, this fertilizer formula make-up sulphur element can be brought into play the yield increasing effect of fertilizer to greatest extent, and selecting suitable sulfur-containing fertilizer in the production for use is that high yield is crucial.
3, strengthen the garlic resistance.Include xanthohumic acid to promoting the garlic root growth; Improve disease resistance and tool vital role such as utilization rate of fertilizer and elimination soil compaction; Can play short, foster root combines; Avoid garlic early ageing seedling laying, improve the production purpose of output and commodity and culture fertility) will be the optimal selection of satisfying the garlic demand.
4, improve the garlic quality.In the fertilizer a large amount of functional activity groups have stimulate and promote garlic root to nitrogen, phosphorus, potassium and in, the equilibrium of trace element absorbs; Promote the function that glucide is synthetic and turn round, help promoting constantly expanding of garlic bulb and significantly improving of garlicin content.
5, improve the soil.The potential of hydrogen of the fertile adjustable soil of activated humic acid; Increase the soil organism, promote that soil forms stable crumb structure, improve the absorbed dose and the preserve moisture and fertility ability of soil; Make the soil plant more fertile and more fertile, help implementing the Sustainable development of " fertile soil engineering " and agricultural.
6, to have a production cost low in the present invention, and operating procedure is simple, and throughput is big, is fit to the fertile scope of the enterprise production of compound.
Embodiment:
Below in conjunction with specific embodiment to being described in detail:
Embodiment one: be suitable for the special-purpose active rotten urea slow-release compound and mixed fertilizer of garlic, total nutrient: the content of nitrogen, Vanadium Pentoxide in FLAKES, potassium oxide is respectively 16%, 9%, 20%, is mass percent.The raw materials quality component is following:
Rotten urea activation solution feed composition of a and weight proportion:
Urea 100
Humic acid material 100
Ammonium sulfate 20
Water 15
The common composite fertilizer of b solid granulating raw material:
Urea 150
Monoammonium phosphate 180
Repone K 350
Ammonium sulfate 40
Bicarbonate of ammonia 50
Wilkinite 10
Sal epsom 15
In another retort of a urea liquid metering input for preparing, by the production of compound fertilizer prescription, in conjunction with humic urea liquid nutrient content among a, mixing input granulating cylinder, metering sprays into activated humic acid urea liquid, the round as a ball granulation of the bonding solid material of urea liquid then.The granulation input dram that forms, through 90 ℃ of warm air drying oven dry, through the cooling screening, quantitative package forms product again.
Embodiment two: be suitable for the special-purpose active rotten urea slow-release compound and mixed fertilizer of garlic, total nutrient: the content of nitrogen, Vanadium Pentoxide in FLAKES, potassium oxide is respectively 17%, 8%, 18%, is mass percent.The raw materials quality component is following:
Rotten urea activation solution feed composition of a and weight proportion:
Urea 100
Humic acid material 50
Ammonium sulfate 10
Water 5
The common composite fertilizer of b solid granulating raw material:
Urea 200
Monoammonium phosphate 180
Repone K 330
Ammonium sulfate 100
Bicarbonate of ammonia 10
Wilkinite 10
Sal epsom 45
In another retort of a urea liquid metering input for preparing, by the production of compound fertilizer prescription, in conjunction with humic urea liquid nutrient content among a, mixing input granulating cylinder, metering sprays into activated humic acid urea liquid, the round as a ball granulation of the bonding solid material of urea liquid then.The granulation input dram that forms, through 90 ℃ of warm air drying oven dry, through the cooling screening, quantitative package forms product again.
Embodiment three: be suitable for the special-purpose active rotten urea slow-release compound and mixed fertilizer of garlic, total nutrient: the content of nitrogen, Vanadium Pentoxide in FLAKES, potassium oxide is respectively 17%, 9%, 19%, is mass percent.The raw materials quality component is following:
Rotten urea activation solution feed composition of a and weight proportion:
Urea 100
Humic acid material 80
Ammonium sulfate 15
Water 10
The common composite fertilizer of b solid granulating raw material:
Urea 175
Monoammonium phosphate 200
Repone K 300
Ammonium sulfate 80
Bicarbonate of ammonia 25
Wilkinite 20
Sal epsom 35
In another retort of a urea liquid metering input for preparing, by the production of compound fertilizer prescription, in conjunction with humic urea liquid nutrient content among a, mixing input granulating cylinder, metering sprays into activated humic acid urea liquid, the round as a ball granulation of the bonding solid material of urea liquid then.The granulation input dram that forms, through 90 ℃ of warm air drying oven dry, through the cooling screening, quantitative package forms product again.
Embodiment four: be suitable for the special-purpose active rotten urea slow-release compound and mixed fertilizer of garlic, total nutrient: the content of nitrogen, Vanadium Pentoxide in FLAKES, potassium oxide is respectively 17%, 8%, 21%, is mass percent.The raw materials quality component is following:
Rotten urea activation solution feed composition of a and weight proportion:
Urea 100
Humic acid material 100
Ammonium sulfate 15
Water 10
The common composite fertilizer of b solid granulating raw material:
Urea 180
Monoammonium phosphate 160
Repone K 320
Ammonium sulfate 65
Bicarbonate of ammonia 30
Wilkinite 15
Sal epsom 40
In another retort of a urea liquid metering input for preparing, by the production of compound fertilizer prescription, in conjunction with humic urea liquid nutrient content among a, mixing input granulating cylinder, metering sprays into activated humic acid urea liquid, the round as a ball granulation of the bonding solid material of urea liquid then.The granulation input dram that forms, through 90 ℃ of warm air drying oven dry, through the cooling screening, quantitative package forms product again.
Embodiment five: be suitable for the special-purpose active rotten urea slow-release compound and mixed fertilizer of garlic, total nutrient: the content of nitrogen, Vanadium Pentoxide in FLAKES, potassium oxide is respectively 17%, 8%, 21%, is mass percent.The raw materials quality component is following:
Rotten urea activation solution feed composition of a and weight proportion:
Urea 100
Humic acid material 100
Ammonium sulfate 15
Water 10
The common composite fertilizer of b solid granulating raw material:
Urea 180
Monoammonium phosphate 160
Repone K 320
Ammonium sulfate 65
Bicarbonate of ammonia 30
Wilkinite 15
Sal epsom 40
In another retort of a urea liquid metering input for preparing, by the production of compound fertilizer prescription, in conjunction with humic urea liquid nutrient content among a, mixing input granulating cylinder, metering sprays into activated humic acid urea liquid, the round as a ball granulation of the bonding solid material of urea liquid then.The granulation input dram that forms, through 90 ℃ of warm air drying oven dry, through the cooling screening, quantitative package forms product again.
Comparative Examples: the general composite fertilizer of common vitriolate of tartar (total nutrient content 45%)+common urea (nitrogen content 46%).
The effect of above embodiment 1～4 and Comparative Examples is following:
Supplying the examination garlic cultivar is the Jinxiang garlic, and soil is silty loam, the adjacent identical cultivation of areal.By equal total fertilization amount, 760 kilograms of common compound potassium sulfate fertilizers of per hectare in the Comparative Examples, 240 kilograms of urea; The rotten urea slow-release compound and mixed fertilizer of special active consumption is 1000 kilograms of per hectares.
Among the embodiment all the rotten urea slow-release compound and mixed fertilizers of special actives are disposable applying in the plot of planting before the garlic sowing, during garlic is carried out routine irrigation.Compound potassium sulfate fertilizer and urea mix back 60% with the same time of special-purpose control-release fertilizer, use with method in the Comparative Examples, do to topdress for remaining 40% minute 4 times to use, and fertilizing method is fertilizer to be dissolved the back use with watering
Claims (8)
1. the special-purpose active rotten urea slow-release compound and mixed fertilizer of a garlic is characterized in that said fertilizer components and weight proportion are following:
Rotten urea activation solution raw material feed composition and weight proportion:
Urea 100
Humic acid material 50-100
Ammonium sulfate 10-20
Water 5-15.
2. the active rotten urea slow-release compound and mixed fertilizer that garlic is special-purpose is characterized in that,
Feed composition and weight proportion:
Urea 150-200
Monoammonium phosphate 160-200
Repone K 300-350
Ammonium sulfate 40-100
Bicarbonate of ammonia 10-50
Wilkinite 10-40
Sal epsom 15-45.
3. the making method of the rotten urea slow-release compound and mixed fertilizer of the described activity of claim 1, step is following:
A, urea and assistant activator fusion: urea is imported urea groups fusion jar, add entry, ammonium sulfate in proportion; Urea, water, ammonium sulfate three's ratio of quality and the number of copies is 100:5-15:10-20, and heating, stirring make urea and ammonium sulfate congruent melting, form fused solution;
B, humic acids activation: the urea among a-ammonium sulfate fused solution is added in another retort; Add the powdery humic acid material by design proportion; Wherein, The mass fraction of urea and humic acids coal raw materials quality portion rate are 2:1 ~ 2 in urea-ammonium sulfate fused solution, insulation, stirring, priming reaction, the active rotten urea liquid of the good fluidity of formation black;
C, spray granulating: by the production of compound fertilizer prescription, with raw material of mix-compound fertilizer mixing input granulating cylinder, proportioning, metering sprays into active rotten urea liquid, the bonding round as a ball granulation of rotten urea liquid;
D, oven dry screening: the granulation input dram that forms among the c, air-dry through 80 ~ 120 ℃ of warm air dryings, through the cooling screening, quantitative package forms product again.
4. making method according to claim 3 is characterized in that: the humic acid material among the step b comprises powdery weathered coal, brown coal and peat.
5. making method according to claim 3 is characterized in that: the total humic acid content of said humic acid material is not less than 45%, the order number is not less than 80 orders.
6. according to claim 3 or 4 described making methods, it is characterized in that: the Heating temperature among the described step a is 110-130 ℃.
7. making method according to claim 3 is characterized in that: temperature of reaction is controlled to be 95-110 ℃ among the said step b.
8. making method according to claim 3 is characterized in that: said composite fertilizer component and weight proportion are following:
Urea: 150-200; Monoammonium phosphate: 160-200; Repone K: 300-350; Ammonium sulfate: 40-100; Bicarbonate of ammonia: 10-50; Wilkinite: 10-40; Sal epsom 15-45.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104892309A (en) * | 2015-05-21 | 2015-09-09 | 史丹利化肥股份有限公司 | Activated humic acid formulated fertilizer special for sweet potatoes and preparation method of formulated fertilizer |
| CN105819952A (en) * | 2016-03-16 | 2016-08-03 | 史丹利化肥股份有限公司 | Activated humic acid biological bacterial fertilizer and preparation method thereof |
| CN106431782A (en) * | 2016-11-01 | 2017-02-22 | 登封市老拴保肥料有限公司 | Special slow-release efficiency-improvement bulk blend fertilizer applied for garlic in calcareous soil |
| CN113582776A (en) * | 2021-08-06 | 2021-11-02 | 安徽省司尔特肥业股份有限公司 | Garlic sulfur coating compound fertilizer and preparation method thereof |
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| CN102070375A (en) * | 2010-12-22 | 2011-05-25 | 山东农大肥业科技有限公司 | Manufacturingmethod of active humic acid controlled-release fertilizer |
| CN102503628A (en) * | 2011-10-24 | 2012-06-20 | 山东农大肥业科技有限公司 | Preparation method of humic acid/urea long-acting nitrogen fertilizer |
| CN102503732A (en) * | 2011-10-24 | 2012-06-20 | 山东农大肥业科技有限公司 | Preparation method of slow-release compound fertilizer containing active urea humate |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102070375A (en) * | 2010-12-22 | 2011-05-25 | 山东农大肥业科技有限公司 | Manufacturingmethod of active humic acid controlled-release fertilizer |
| CN102503628A (en) * | 2011-10-24 | 2012-06-20 | 山东农大肥业科技有限公司 | Preparation method of humic acid/urea long-acting nitrogen fertilizer |
| CN102503732A (en) * | 2011-10-24 | 2012-06-20 | 山东农大肥业科技有限公司 | Preparation method of slow-release compound fertilizer containing active urea humate |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104892309A (en) * | 2015-05-21 | 2015-09-09 | 史丹利化肥股份有限公司 | Activated humic acid formulated fertilizer special for sweet potatoes and preparation method of formulated fertilizer |
| CN105819952A (en) * | 2016-03-16 | 2016-08-03 | 史丹利化肥股份有限公司 | Activated humic acid biological bacterial fertilizer and preparation method thereof |
| CN106431782A (en) * | 2016-11-01 | 2017-02-22 | 登封市老拴保肥料有限公司 | Special slow-release efficiency-improvement bulk blend fertilizer applied for garlic in calcareous soil |
| CN113582776A (en) * | 2021-08-06 | 2021-11-02 | 安徽省司尔特肥业股份有限公司 | Garlic sulfur coating compound fertilizer and preparation method thereof |
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Application publication date: 20121128 |