CN101870625B - Method for wrapping fertilizer in soil granules and compound fertilizer prepared therefrom - Google Patents
Method for wrapping fertilizer in soil granules and compound fertilizer prepared therefrom Download PDFInfo
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- CN101870625B CN101870625B CN201010200522A CN201010200522A CN101870625B CN 101870625 B CN101870625 B CN 101870625B CN 201010200522 A CN201010200522 A CN 201010200522A CN 201010200522 A CN201010200522 A CN 201010200522A CN 101870625 B CN101870625 B CN 101870625B
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Abstract
The invention discloses a method for wrapping fertilizer in soil granules and a compound fertilizer prepared therefrom. The method comprises the following steps of: fermenting livestock manure by utilizing group beneficial microorganisms, taking fermentation liquor to be concentrated to form humus colloid; dissolving the fertilizer in the humus colloid; then attaching fertilizer glue liquor on the surfaces of loess granules, inoculating the group beneficial microorganisms, then wrapping a semi-drying powdered organic fertilizer, and finally applying the fertilizer in soil to attach fine soil so as to form granules which take the loess granules as cores, the fertilizer glue liquor as a first intermediate layer, a bio-organic fertilizer as a second intermediate layer and the fine soil as a surface layer and can remarkably reduce fertilizer loss and improve soil conditions. The compound fertilizer has simple and convenient preparation, convenient application, low cost and good economy, and can improve peasant profits.
Description
Technical field
The present invention relates to fertilizing method, mainly is a kind ofly to wrap in chemical fertilizer in the middle of the soil granular reducing the method for loss of chemical fertilizer, and the composite fertilizer for preparing with this method.
Background technology
Chemical fertilizer is the important measures of premodern agriculture raising the output, but for a long time, fertilizing method is science not, has only the part chemical fertilizer by crop absorption, and all the other are with the water loss in the soil, and utilization ratio is low.For guaranteeing crop alimentary, have to increase fertilizer amount, cause body eutrophication but use chemical fertilizer in a large number, nitrogenous fertilizer is converted into the carcinogenic substance nitrite under action of microorganisms simultaneously, and harm humans is healthy.
Begin one's study the sixties in last century and reduce the method that runs off with semi-permeable membranes parcel chemical fertilizer, the chemical fertilizer packaging technique occurred, this technology is that chemical fertilizer is wrapped in the semi-permeable membranes, and chemical fertilizer is slowly released from semi-permeable membranes, runs off thereby reduce.But limited by art for coating, the particle diameter of chemical fertilizer coated granule is big, and in centimetre-sized, the intensity of semi-permeable membranes is limited, and is broken easily when being manured into soil, and loses slow-release function, reduces the loss of chemical fertilizer DeGrain, and cost is high, so fail the big area popularization so far.
In addition, the fertilizer of semi-permeable membranes parcel only limits to chemical fertilizer, uses chemical fertilizer merely and can not obtain the crop good harvest, also can quicken soil compaction, wants organic fertilizer toward contact, and this just makes fertilising become loaded down with trivial details, has increased peasant's the work time.
Have, useful microbe has good promoter action to crop growth, is regarded as bio-fertilizer again, but does not find scientific and reasonable, the practicable mode of utilizing, and is not used widely so far.
Summary of the invention
Main purpose of the present invention provides a kind of fertilizing method that reduces loss of chemical fertilizer.
Another object of the present invention provides a kind of composite fertilizer that makes with aforesaid method, and this composite fertilizer's collection chemical fertilizer, fertilizer, bio-fertilizer are one, to improve fertilizer efficiency.
The technical scheme that realizes above-mentioned purpose is:
A kind ofly wrap in soil granular intermediary method to chemical fertilizer, comprise the steps:
1.. with group beneficial microorganisms fermented livestock ight soil, collect fermented liquid, under 30～40 ℃ of temperature, be concentrated into thickness, make the high density colloid that is rich in soil ulmin;
2.. chemical fertilizer is added in the soil ulmin colloid, stir, chemical fertilizer is dissolved in the soil ulmin colloid, make fertilizer glue, the weight ratio of colloid and chemical fertilizer is 100: 10～20;
3.. levigated loess powder is added in the fertilizer glue, stir, make fertilizer glue attached to the loess particle surface, forming with the loess particle is core, and fertilizer glue is the colloidal particle on top layer;
4.. colloidal particle is added in the liquid group beneficial microorganisms, stir, make group beneficial microorganisms attached on the colloidal particle, colloidal particle and beneficial microorganism volume ratio are 100: 5～10;
5.. the colloidal particle and the half-dried biological organic fertilizer powder of adhering to liquid group beneficial microorganisms; Stir, make the biological organic fertilizer powder be bonded in the colloidal particle surface, forming with the loess particle is core; Fertilizer glue is the middle layer, and biological organic fertilizer is three layers of composite particles on top layer; The weight ratio of colloidal particle and biological organic fertilizer is 1: 100～500;
6.. during three layers of composite particles were manured into soil, the fine earth in the soil was bonded in three layers of composite particles surface, and forming with the loess particle is core, and fertilizer glue is first middle layer, and biological organic fertilizer is second middle layer, and the fine earth in the soil is the granule on top layer.
Said biological organic fertilizer is with group beneficial microorganisms fermented animal ight soil.
With the composite fertilizer of aforesaid method system, what this composite fertilizer formed granule be four-layer structure, has core and order and wraps in peripheral first the wrapping layer, second and wrap layer, the 3rd wrap layer of core, and wherein, the major ingredient of core is a loess; First wrap the layer staple be the soil ulmin liquid concentrator mix with chemical fertilizer formation colloid, be attached with group beneficial microorganisms in this colloid; Second wrap the layer staple be half-dried fertilizer powder; The 3rd wrap the layer staple be that this composite fertilizer executes the fine earth in the soil.
Beneficial effect of the present invention:
The present invention wraps in chemical fertilizer in the soil granular, has a plurality of skins, and sustained release performance is reliable and stable, and it is remarkable to reduce the loss of chemical fertilizer effect; Granule all is made up of earth and fertilizer, and is good with the consistency of soil, is beneficial to and improves the soil; There is not pollution substance, the environmental protection of crop Product Green, quality better; Chemical fertilizer, fertilizer, bio-fertilizer combine, and comprehensive fertilizer efficiency is superior to the fertile summation of simple substance, and effect of increasing production is obvious; Granule is simple for production, uses conveniently, and with low cost, good economy performance can improve peasant income.
Description of drawings
Fig. 1 is that this fermentation vat structure and fermented liquid are collected schema;
Fig. 2 is the view after this loess powder adds fertilizer glue;
Fig. 3 is this crumb structure synoptic diagram.
Embodiment
Concrete steps of the present invention are:
Referring to Fig. 1: build a fermentation vat 1 and a fermented liquid collecting tank 2; Fermented liquid collecting tank 2 is positioned at fermentation vat 1 below, and is communicated with fermentation vat 1 through pipeline, at the leakage fluid dram of fermentation vat 1 filter screen is housed; Feces of livestock and poultry is packed in the fermentation vat 1; Add group beneficial microorganisms and ferment, fermented liquid is by strainer filtering, in pipeline flows into collecting tank 2.Again the fermented liquid heating of collecting is concentrated,, make the high density colloid that is rich in soil ulmin until thickness.During heating, temperature is controlled at 30～40 ℃, and continues to stir, and avoids soil ulmin to burn carbonization.
Chemical fertilizer is added in the soil ulmin colloid, stir, chemical fertilizer is dissolved in the soil ulmin colloid, make fertilizer glue, the weight ratio of colloid and chemical fertilizer is 100: 10～20.
Referring to Fig. 2: levigated loess powder 4 is added in the fertilizer glue 3, stir, make fertilizer glue 3 attached to loess particle 4 surfaces, forming with the loess particle is core, and fertilizer glue is the colloidal particle on top layer.Add liquid group beneficial microorganisms 5 again, stir, make group beneficial microorganisms 5 attached on the colloidal particle.Colloidal particle and beneficial microorganism volume ratio are 100: 5～10.
Colloidal particle and the biological organic fertilizer powder of not granulating, stir, make biological organic fertilizer be coated in the colloidal particle surface, forming with the loess particle is core, and fertilizer glue is the middle layer, and biological organic fertilizer is three layers of composite particles on top layer; The weight ratio of colloidal particle and biological organic fertilizer is 1: 100～500.The half-dried feces of livestock and poultry of not granulating that this biological organic fertilizer preferably ferments with group beneficial microorganisms.The purpose that adds biological organic fertilizer is an environment of creating existence, breeding for useful microbe.Useful microbe is an amphimicrobe; Need could survive in suitable temperature, the humidity environment, breed at lucifuge, few oxygen, biological organic fertilizer is that useful microbe provides nutrition; And form the environment of lucifuge, few oxygen, optimal temperature and humidity, be beneficial to useful microbe and breed fast.
During three layers of composite particles are manured into soil; Fine earth in the soil is bonded in three layers of composite particles surface, and referring to Fig. 3: forming with the loess particle is core I, and fertilizer glue is the first middle layer II; Biological organic fertilizer is the second middle layer III, and the fine earth in the soil is the granule of top layer IV.
With the granule that aforesaid method makes, be a kind of multilayered structure, chemical fertilizer is wrapped in the position, vital organs of granule, and need penetrate chemical fertilizer place layer and skin thereof could be absorbed by crop, and each layer all has certain penetrance, chemical fertilizer can come out by slowly-releasing.Like this, both crop alimentary can be satisfied, loss of chemical fertilizer can be reduced again.Through the particle diameter of appropriate design granule and the thickness of each slow release layer, can make the slowly-releasing cycle consistent with the vegetative period of crop, reduce loss of chemical fertilizer to greatest extent.Simultaneously, also can realize single fertilization at seeding time, needn't be in crop, the back topdresses vegetative period, alleviates peasant's work.
With the granule that aforesaid method makes, be that a kind of chemical fertilizer, fertilizer, bio-fertilizer of collecting is the composite fertilizer of one, comprehensive fertilizer efficiency is superior to the fertile summation of each simple substance, thereby more economical, and can improve the soil.
Granule with aforesaid method makes only contains earth and fertilizer, does not have pollutent, thereby green more, environmental protection, the quality better of crop product.
With the granule that aforesaid method makes, technology is easy, uses conveniently, and is with low cost, can reduce farmer's burdens, and increases income.
Claims (7)
1. one kind wraps in soil granular intermediary method to chemical fertilizer, comprises step:
1.. with group beneficial microorganisms fermented livestock ight soil, collect fermented liquid, be concentrated into thickness, make the high density colloid that is rich in soil ulmin;
2.. chemical fertilizer is added in the soil ulmin colloid, stir, chemical fertilizer is dissolved in the soil ulmin colloid, make fertilizer glue;
3.. levigated loess powder is added in the fertilizer glue, stir, make fertilizer glue attached to the loess particle surface, forming with the loess particle is core, and fertilizer glue is the colloidal particle on top layer;
4.. colloidal particle is added in the liquid group beneficial microorganisms, stir, make group beneficial microorganisms attached on the colloidal particle;
5.. the colloidal particle and the half-dried biological organic fertilizer powder of adhering to liquid group beneficial microorganisms; Stir, make the biological organic fertilizer powder be bonded in the colloidal particle surface, forming with the loess particle is core; Fertilizer glue is the middle layer, and biological organic fertilizer is three layers of composite particles on top layer;
6.. during three layers of composite particles were manured into soil, the fine earth in the soil was bonded in three layers of composite particles surface, and forming with the loess particle is core, and fertilizer glue is first middle layer, and biological organic fertilizer is second middle layer, and the fine earth in the soil is the granule on top layer.
2. method according to claim 1 is characterized in that: step 5. described in biological organic fertilizer be with group beneficial microorganisms fermented animal ight soil.
3. method according to claim 1 is characterized in that: step 2. in, the weight ratio of colloid and chemical fertilizer is 100: 10～20.
4. method according to claim 1 is characterized in that: step 4. in, colloidal particle and beneficial microorganism volume ratio are 100: 5～10.
5. method according to claim 1 is characterized in that: step 5. in, the weight ratio of colloidal particle and biological organic fertilizer is 1: 100～500.
6. method according to claim 1 is characterized in that: step 1. in, concentrated broth carries out under 30～40 ℃ of temperature.
7. composite fertilizer, it is characterized in that: this composite fertilizer is four layers of crumb structure, has core and order and wraps in peripheral first the wrapping layer, second and wrap layer, the 3rd and wrap layer of core, wherein, the major ingredient of core is a loess; First wrap the layer staple be the soil ulmin liquid concentrator mix with chemical fertilizer formation colloid, be attached with group beneficial microorganisms in this colloid; Second wrap the layer staple be half-dried fertilizer powder; The 3rd wrap the layer staple be that this composite fertilizer executes the fine earth in the soil.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201010200522A CN101870625B (en) | 2010-06-12 | 2010-06-12 | Method for wrapping fertilizer in soil granules and compound fertilizer prepared therefrom |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201010200522A CN101870625B (en) | 2010-06-12 | 2010-06-12 | Method for wrapping fertilizer in soil granules and compound fertilizer prepared therefrom |
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| CN101870625A CN101870625A (en) | 2010-10-27 |
| CN101870625B true CN101870625B (en) | 2012-10-24 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102491847B (en) * | 2011-12-09 | 2017-05-10 | 邹立基 | Machine for preparing soil aggregates containing chemical fertilizer |
| CN102850123B (en) * | 2012-09-03 | 2014-06-04 | 福建华映显示科技有限公司 | Colloidal granular fertilizer and preparation method thereof |
| CN104672009B (en) * | 2015-02-05 | 2017-07-18 | 永清县久恒农业产品有限公司 | A kind of multifunction activity organic fertilizer and preparation method thereof |
| CN109362528B (en) * | 2018-09-04 | 2020-11-13 | 郑楚英 | Controlled-release granular capsule for water and soil conservation plant measures and preparation method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1603286A (en) * | 2004-09-20 | 2005-04-06 | 中国农业科学院土壤肥料研究所 | Method for producing organic and inorganic compound slow release fertilizer |
| CN101284747A (en) * | 2008-05-09 | 2008-10-15 | 广东省农业科学院土壤肥料研究所 | Organic-inorganic slow-released fertilizer and method for preparing same |
| CN101462902A (en) * | 2008-12-19 | 2009-06-24 | 孙延恩 | Production method of spherical organic/inorganic composite fertilizer with sheep manure as organic raw material |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1603286A (en) * | 2004-09-20 | 2005-04-06 | 中国农业科学院土壤肥料研究所 | Method for producing organic and inorganic compound slow release fertilizer |
| CN101284747A (en) * | 2008-05-09 | 2008-10-15 | 广东省农业科学院土壤肥料研究所 | Organic-inorganic slow-released fertilizer and method for preparing same |
| CN101462902A (en) * | 2008-12-19 | 2009-06-24 | 孙延恩 | Production method of spherical organic/inorganic composite fertilizer with sheep manure as organic raw material |
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Application publication date: 20101027 Assignee: Henan Jinkai Chemical Investment Holding Group Co., Ltd. Assignor: Zou Liji Contract record no.: 2013990000413 Denomination of invention: Method for wrapping fertilizer in soil granules and compound fertilizer prepared therefrom Granted publication date: 20121024 License type: Exclusive License Record date: 20130722 |
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Owner name: HENAN JINKAI CHEMICAL INVESTMENT HOLDING GROUP CO. Free format text: FORMER OWNER: ZOU LIJI Effective date: 20131106 |
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Effective date of registration: 20131106 Address after: 475000 No. 89, 1 West Song Road, Kaifeng City, Henan Province Patentee after: Henan Jinkai Chemical Investment Holding Group Co., Ltd. Address before: 610041 Chengdu South Road, Sichuan, No. three, No. 24 Patentee before: Zou Liji |