CN105565929A - Production method of multi-element synergic iron-humic acid compound fertilizer - Google Patents
Production method of multi-element synergic iron-humic acid compound fertilizer Download PDFInfo
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- CN105565929A CN105565929A CN201510912327.0A CN201510912327A CN105565929A CN 105565929 A CN105565929 A CN 105565929A CN 201510912327 A CN201510912327 A CN 201510912327A CN 105565929 A CN105565929 A CN 105565929A
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- Prior art keywords
- fertilizer
- iron
- humic acid
- production method
- sulfate
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- 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
- C05B1/04—Double-superphosphate; Triple-superphosphate; Other fertilisers based essentially on monocalcium phosphate
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05B—PHOSPHATIC FERTILISERS
- C05B7/00—Fertilisers based essentially on alkali or ammonium orthophosphates
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05C—NITROGENOUS FERTILISERS
- C05C9/00—Fertilisers containing urea or urea compounds
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- Organic Chemistry (AREA)
- Fertilizers (AREA)
Abstract
The invention belongs to the field of compound fertilizer production, and discloses a production method of a multi-element synergic iron-humic acid compound fertilizer. The production method comprises the following steps: uniformly mixing humic acid, water and ferrous sulfate, stirring to react at a temperature of 70-80 DEG C for 30-40 minutes, drying and smashing to obtain iron-humic acid; adding copper sulfate pentahydrate, zinc sulphate, magnesium sulfate, borax and zeolite powder into the obtained iron-humic acid, and uniformly mixing to obtain a mixed material; adding the mixed material into a molten chemical fertilizer, granulating, drying and sieving to obtain an iron-humic acid compound fertilizer product. A preparation method of the iron-humic acid compound fertilizer is simple, and is low in raw material cost; the utilization efficiency of an iron fertilizer is increased, the demand of a large quantity of elements such as nitrogen, phosphorus and potassium in plant growth can be met, trace elements needed by plant growth can be provided, the chemical fertilizer dosage and the application times are reduced, and environmental pollution is lowered.
Description
Technical field
The invention belongs to composite heat transfer technical field, be specifically related to a kind of production method of multi-element synergistic iron humate composite fertilizer.
Background technology
Humic acids has improvement soil, stimulates the effect of plant growth, promotes the feature of Crop moisture, be used alone humic acids, fertilizer efficiency is lower, and humic acid and nitrogen, phosphorus, the composite volatilization that can reduce nitrogen of potassium element are run off, improve the utilization ratio of available phosphorus and potassium, improve the quantity and quality of farm crop.
Iron is one of required nutritive element of plant-growth, and the ferric iron in soil is reduced into ferrous iron at the outside surface of plant root cells film and is absorbed by plants.Although the abundance of Iron in Soil is very high, effective iron that plant available utilizes is less, and in agriculture production, iron deficiency phenomenon is very general, and especially in arid and semi-arid calcareous soil, pH value is higher, is rich in free calcium carbonate, and iron deficiency phenomenon is comparatively serious.
Simultaneously, copper, zinc, magnesium, boron are indispensable trace elements in plant growing process, traditional inorganic iron fertilizer result of use is poor, and containing carboxyl, hydroxyl, carbonyl, quinonyl, methoxyl group isoreactivity functional group on humic acid, after carrying out chelating with metal, the absorption of plant to these metal ions can be improved.So prepare a kind of polynary iron humate composite fertilizer, will contribute to realizing efficient, environmental protection, economical chemurgy produce.
Summary of the invention
The object of this invention is to provide a kind of production method of multi-element synergistic iron humate composite fertilizer meeting the necessary macroelement of crop growth and trace element, comprehensive nutrition.
For achieving the above object, the technical solution used in the present invention is, a kind of production method of multi-element synergistic iron humate composite fertilizer, comprises the following steps:
(1) humic acids, water, ferrous sulfate are mixed, stirring reaction 30-40 minute at 70-80 DEG C, dry, pulverizing, obtain iron humate, wherein the mass ratio of humic acids, water, ferrous sulfate is 30:150:1;
(2) in the iron humate of step (1) gained, add cupric sulfate pentahydrate, Zinc Sulphate Heptahydrate, magnesium sulfate heptahydrate, borax and zeolite powder, mix, obtain mixture; Wherein, the mass ratio of cupric sulfate pentahydrate, Zinc Sulphate Heptahydrate, magnesium sulfate heptahydrate, borax and zeolite powder is 60-80:1-5:1-5:1-5:1-5:15-30;
(3) join in the chemical fertilizer of melting by the mixture of step (2) gained, carry out granulation, dry, obtain iron humate complex fertilizer product after screening, wherein, the weight ratio of mixture and chemical fertilizer is 1-5:100.
Preferably, the chemical fertilizer in described step (3) is made up of the fertilizer of following portions by weight: nitrogenous fertilizer 1-30 part, phosphate fertilizer 1-20 part, potash fertilizer 1-15 part.
Preferably, described nitrogenous fertilizer is ammonium sulfate or urea; Described phosphate fertilizer is calcium superphosphate, fused(calcium magnesium)phosphate, double superhosphate or phosphorus ammonium; Described potash fertilizer is potassium sulfate or Repone K.
Preferably, the particle diameter of obtained in described step (3) iron humate complex fertilizer product is 1-4 millimeter.
The beneficial effect that the present invention produces is: preparation method of the present invention is simple, raw materials cost is lower, by the chelating of humic acids and iron, improve the utilising efficiency of iron fertilizer, the macroelement such as trace element and nitrogen, phosphorus or potassium such as copper, magnesium, zinc, magnesium, boron are added in chelated iron, the demand that plant-growth is a large amount of to elements such as N P and K can be met, trace element needed for plant-growth can be provided again, decrease fertilizer amount and application times, alleviate the pollution to environment.
Embodiment
Below in conjunction with specific embodiment, the invention will be further described, but protection scope of the present invention is not limited thereto.
embodiment 1
A production method for multi-element synergistic iron humate composite fertilizer, comprises the following steps:
(1) by humic acids, water, ferrous sulfate mechanically mixing to evenly, 70 DEG C of stirring reactions 40 minutes, dry, pulverize, obtain iron humate, wherein the mass ratio of humic acids, water, ferrous sulfate is 30:150:1;
(2) in the iron humate of step (1) gained, add cupric sulfate pentahydrate, Zinc Sulphate Heptahydrate, magnesium sulfate heptahydrate, borax and zeolite powder, mix, obtain mixture; Wherein, the mass ratio of cupric sulfate pentahydrate, Zinc Sulphate Heptahydrate, magnesium sulfate heptahydrate, borax and zeolite powder is 60:2:2:2:2:20;
(3) join in the chemical fertilizer of melting by the mixture of step (2) gained, carry out granulation, dry, obtain iron humic acid combined fertilizer product after screening, wherein, the weight ratio of mixture and chemical fertilizer is 3:100.
Wherein, the chemical fertilizer in described step (3) is made up of the fertilizer of following portions by weight: 25 parts, urea; Double superhosphate 1 part; Potassium sulfate 15 parts.
The particle diameter of multi-element synergistic iron humate complex fertilizer product obtained in the present embodiment is 2 millimeters.
embodiment 2
A production method for multi-element synergistic iron humate composite fertilizer, comprises the following steps:
(1) by humic acids, water, ferrous sulfate mechanically mixing to evenly, 75 DEG C of stirring reactions 35 minutes, dry, pulverize, obtain iron humate, wherein the mass ratio of humic acids, water, ferrous sulfate is 30:150:1;
(2) in the iron humate of step (1) gained, add cupric sulfate pentahydrate, Zinc Sulphate Heptahydrate, magnesium sulfate heptahydrate, borax and zeolite powder, mix, obtain mixture; Wherein, the mass ratio of cupric sulfate pentahydrate, Zinc Sulphate Heptahydrate, magnesium sulfate heptahydrate, borax and zeolite powder is 70:3:3:3:3:25;
(3) join in the chemical fertilizer of melting by the mixture of step (2) gained, carry out granulation, dry, obtain iron humate complex fertilizer product after screening, wherein, the weight ratio of mixture and chemical fertilizer is 2:100.
Wherein, the chemical fertilizer in described step (3) is made up of the fertilizer of following portions by weight: 15 parts, urea; Phosphorus ammonium 10 parts; Potassium sulfate 10 parts.
The particle diameter of multi-element synergistic iron humate complex fertilizer product obtained in the present embodiment is 3 millimeters.
embodiment 3
A production method for multi-element synergistic iron humate composite fertilizer, comprises the following steps:
(1) by humic acids, water, ferrous sulfate mechanically mixing to evenly, 80 DEG C of stirring reactions 30 minutes, dry, pulverize, obtain iron humate, wherein the mass ratio of humic acids, water, ferrous sulfate is 30:150:1;
(2) in the iron humate of step (1) gained, add cupric sulfate pentahydrate, Zinc Sulphate Heptahydrate, magnesium sulfate heptahydrate, borax and zeolite powder, mix, obtain mixture; Wherein, the mass ratio of cupric sulfate pentahydrate, Zinc Sulphate Heptahydrate, magnesium sulfate heptahydrate, borax and zeolite powder is 80:5:5:5:5:35;
(3) join in the chemical fertilizer of melting by the mixture of step (2) gained, carry out granulation, dry, obtain iron humate complex fertilizer product after screening, wherein, the weight ratio of mixture and chemical fertilizer is 4:100.
Wherein, the chemical fertilizer in described step (3) is made up of the fertilizer of following portions by weight: 1 part, urea; 20 parts, fused(calcium magnesium)phosphate; 1 part, Repone K.
The particle diameter of multi-element synergistic iron humate complex fertilizer product obtained in the present embodiment is 4 millimeters.
application test
Test materials: kind is the corn field 4 mu of calabash shell serving as a dipper jade 37, composite fertilizer 1(of the present invention obtains according to embodiment 1), composite fertilizer 2(of the present invention obtains according to embodiment 2), composite fertilizer 3(of the present invention obtains according to embodiment 3), Common compound fertilizer (add ferrous sulfate mixing obtained in 28-5-8 composite fertilizer, wherein the mass ratio of ferrous sulfate and 28-5-8 composite fertilizer is 5:100).
Fertilizing method: 4 mu of corn fields are equally divided into 4 parts, respectively as 3 test sites and 1 check plot, test site uses composite fertilizer 1 of the present invention, composite fertilizer of the present invention 2 and composite fertilizer of the present invention 3 respectively, Common compound fertilizer is used in check plot, amount of application is 40 kilograms, and as base manure applied once, the later stage no longer topdresses, daily administration situation in field is all consistent.
Test-results is as table 1:
Table 1 different fertilizer affects result to corn yield
As can be seen from Table 1, use composite fertilizer 1 of the present invention, check plot corn yield that the test site corn yield of composite fertilizer of the present invention 2 and composite fertilizer of the present invention 3 comparatively uses Common compound fertilizer respectively improves 14.4%, 17.9% and 17%, illustrate thus, the multi-element synergistic iron humate composite fertilizer that the present invention obtains can make productive rate improve more than 14%, has excellent effect of increasing production.
Claims (4)
1. a production method for multi-element synergistic iron humate composite fertilizer, is characterized in that, comprises the following steps:
(1) humic acids, water, ferrous sulfate are mixed, stirring reaction 30-40 minute at 70-80 DEG C, dry, pulverizing, obtain iron humate, wherein the mass ratio of humic acids, water, ferrous sulfate is 30:150:1;
(2) in the iron humate of step (1) gained, add cupric sulfate pentahydrate, Zinc Sulphate Heptahydrate, magnesium sulfate heptahydrate, borax and zeolite powder, mix, obtain mixture; Wherein, the mass ratio of cupric sulfate pentahydrate, Zinc Sulphate Heptahydrate, magnesium sulfate heptahydrate, borax and zeolite powder is 60-80:1-5:1-5:1-5:1-5:15-30;
(3) join in the chemical fertilizer of melting by the mixture of step (2) gained, carry out granulation, dry, obtain iron humate complex fertilizer product after screening, wherein, the weight ratio of mixture and chemical fertilizer is 1-5:100.
2. the production method of multi-element synergistic iron humate composite fertilizer as claimed in claim 1, it is characterized in that, the chemical fertilizer in described step (3) is made up of the fertilizer of following portions by weight: nitrogenous fertilizer 1-30 part, phosphate fertilizer 1-20 part, potash fertilizer 1-15 part.
3. the production method of multi-element synergistic iron humate composite fertilizer as claimed in claim 2, it is characterized in that, described nitrogenous fertilizer is ammonium sulfate or urea; Described phosphate fertilizer is calcium superphosphate, fused(calcium magnesium)phosphate, double superhosphate or phosphorus ammonium; Described potash fertilizer is potassium sulfate or Repone K.
4. the production method of humic acids iron composite fertilizer as claimed in claim 1, is characterized in that, the particle diameter of iron humate complex fertilizer product obtained in described step (3) is 1-4mm.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510912327.0A CN105565929A (en) | 2015-12-11 | 2015-12-11 | Production method of multi-element synergic iron-humic acid compound fertilizer |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510912327.0A CN105565929A (en) | 2015-12-11 | 2015-12-11 | Production method of multi-element synergic iron-humic acid compound fertilizer |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1194963A (en) * | 1998-04-29 | 1998-10-07 | 张军 | Secondary nutrients and microelement fertilizer and preparing process thereof |
| CN1919802A (en) * | 2006-08-23 | 2007-02-28 | 杭州艾可泰投资有限公司 | Humic acid highly effective composite fertilizer and preparation method thereof |
| CN101024590A (en) * | 2007-02-01 | 2007-08-29 | 陕西鼎天济农腐殖酸制品有限公司 | Method for preparing water solutable fertilizer containing humic acid |
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2015
- 2015-12-11 CN CN201510912327.0A patent/CN105565929A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1194963A (en) * | 1998-04-29 | 1998-10-07 | 张军 | Secondary nutrients and microelement fertilizer and preparing process thereof |
| CN1919802A (en) * | 2006-08-23 | 2007-02-28 | 杭州艾可泰投资有限公司 | Humic acid highly effective composite fertilizer and preparation method thereof |
| CN101024590A (en) * | 2007-02-01 | 2007-08-29 | 陕西鼎天济农腐殖酸制品有限公司 | Method for preparing water solutable fertilizer containing humic acid |
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Application publication date: 20160511 |