CN101905991A - Long-acting slow-release potato special fertilizer and preparation method thereof - Google Patents

Long-acting slow-release potato special fertilizer and preparation method thereof Download PDF

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Publication number
CN101905991A
CN101905991A CN2009101471720A CN200910147172A CN101905991A CN 101905991 A CN101905991 A CN 101905991A CN 2009101471720 A CN2009101471720 A CN 2009101471720A CN 200910147172 A CN200910147172 A CN 200910147172A CN 101905991 A CN101905991 A CN 101905991A
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China
Prior art keywords
fertilizer
long
acting slow
release
potato special
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CN2009101471720A
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Chinese (zh)
Inventor
马忠明
龚成文
包兴国
冯守疆
张旭临
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INSTITUTE OF SOIL FERTILIZER AND WATER-SAVING AGRICULTURE GANSU ACADEMY OF AGRICULTURAL SCIENCES
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INSTITUTE OF SOIL FERTILIZER AND WATER-SAVING AGRICULTURE GANSU ACADEMY OF AGRICULTURAL SCIENCES
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Priority to CN2009101471720A priority Critical patent/CN101905991A/en
Publication of CN101905991A publication Critical patent/CN101905991A/en
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    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
    • Y02P60/20—Reduction of greenhouse gas [GHG] emissions in agriculture, e.g. CO2
    • Y02P60/21—Dinitrogen oxide [N2O], e.g. using aquaponics, hydroponics or efficiency measures

Abstract

The invention discloses a long-acting slow-release potato special fertilizer and a preparation method thereof, wherein the special fertilizer comprises following raw materials: urea, concentrated superphosphate or diammonium phosphate, potassium sulfate, fertilizer sustained release drug, trace elements and/or bentonite. The preparation method comprises the following steps of: mixing all raw materials uniformly according to a mixing ratio, crushing, spraying slurry, granulating and baking. By the long-acting slow-release potato special fertilizer and the preparation method thereof, the defects of the prior art, such as low utilization rate of the fertilizer, poor the fertilizer efficiency durability, and inconvenient application, can be overcome, the once-and-for-all application of the fertilizer in the production process of the photos is achieved. The invention has convenient application, high utilization rate of the fertilizer and good fertilizer efficiency durability.

Description

A kind of long-acting slow-release potato special fertilizer and preparation method thereof
Technical field
The present invention relates to agriculture production composite fertilizer, particularly, relate to a kind of long-acting slow-release potato special fertilizer and preparation method thereof.
Background technology
In agriculture production, in order to cultivate soil fertility and to promote agricultural to continue volume increase, usually need applying fertilizer, the most frequently used is composite fertilizer.Composite fertilizer is meant the fertilizer that contains two kinds or two or more nutritive elements, as contains potassium primary phosphate and two kinds of nutritive elements of phosphorus ammonium, but most composite fertilizer comprises nitrogen, phosphorus and three kinds of chemical elements of potassium.In recent years, what enjoy that the peasant pays close attention to was composite fertilizer, and composite fertilizer is meant the fertilizer that is suitable for paddy rice, cotton or other monoculture, comprises binary and/or Nitrogen, Phosphorus and Potassium.
Entered since 21 century, for improving environmental quality, improve utilization rate of fertilizer, give full play to the economic benefit and the environmental benefit of fertilizer, but high densityization, polynary compoundization, height controlled releaseization, the high efficiency of special-purpose fertilizer have become a big focus and emphasis of the special-purpose fertile research of current crop, also become the inexorable trend of special-purpose fertilizer and chemical fertilizer industry development.
At present, aspect special-purpose fertile research, most optimization screening stages that still rest on nutritive element, the special-purpose fat material utilization ratio of research and development is low, the fertilizer efficiency persistence is poor, and uses inconvenience.Aspect the research of potato special fertilizer, have some achievements and product both at home and abroad, but yet there are no report for the research of long-acting slow-release potato special fertilizer.
Summary of the invention
The objective of the invention is, fertilizer efficiency persistence difference low and use inconvenient defective, propose a kind of long-acting slow-release potato special fertilizer at utilization rate of fertilizer in the prior art, good to realize utilization rate of fertilizer height, fertilizer efficiency persistence, and use conveniently.
Another object of the present invention is, fertilizer efficiency persistence difference low at utilization rate of fertilizer in the prior art and uses inconvenient defective, proposes a kind of preparation method of potato special fertilizer, and is good to realize utilization rate of fertilizer height, fertilizer efficiency persistence, and uses conveniently.
For achieving the above object, according to an aspect of the present invention, provide a kind of long-acting slow-release potato special fertilizer.
According to the long-acting slow-release potato special fertilizer of the embodiment of the invention, comprise following raw material: urea, double superhosphate or diammonium phosphate, vitriolate of tartar, fertilizer sustained release drug, middle trace element and/or wilkinite.
Above-described long-acting slow-release potato special fertilizer, the weight percent of described each raw material is respectively: the urea that contains N 46%: 33-44%; Contain P 2O 544% double superhosphate: 19-30%; Contain K 2The vitriolate of tartar of O 33%: 22-36%; Fertilizer sustained release drug: 0.6-0.8%; Middle trace element: 0.2-0.5%; Wilkinite: surplus.
Above-described long-acting slow-release potato special fertilizer, described middle trace element comprises Mn and B, wherein, the weight percent of described Mn and B is respectively: Mn:0.1-0.2%; B:0.1-0.3%.
Above-described long-acting slow-release potato special fertilizer, described each raw materials in part by weight is respectively: the urea that contains N 46%: 26-32%; Contain N18%, P 2O 546% diammonium phosphate: 19-30%; Contain K 2The vitriolate of tartar of O 33%: 22-36%; Fertilizer sustained release drug: 0.7-0.9%; Middle trace element: 0.2-0.6%; Wilkinite: surplus.
Above-described long-acting slow-release potato special fertilizer, described middle trace element comprises Mn and B, wherein, the weight percent of described Mn and B is respectively: Mn:0.1-0.3%; B:0.1-0.3%.
Above-described long-acting slow-release potato special fertilizer, described fertilizer sustained release drug are durable composite fertilizer additive (being NAM).
For realizing above-mentioned another purpose, according to another aspect of the present invention, provide a kind of preparation method of long-acting slow-release potato special fertilizer.
According to the preparation method of the long-acting slow-release potato special fertilizer of the embodiment of the invention, with above-mentioned raw materials by proportioning mixing, pulverizing, spray granulating and oven dry.
The above special-purpose fertile granularity is that 1.00-4.75mm, particle compressive resistance are 12%.
Long-acting slow-release potato special fertilizer of various embodiments of the present invention and preparation method thereof, with urea, double superhosphate or diammonium phosphate and vitriolate of tartar is major ingredient, be equipped with an amount of fertilizer sustained release drug, middle trace element and wilkinite, each raw material by proportioning mixing, pulverizing, spray granulating and oven dry, is made long-acting slow-release potato special fertilizer; Owing to added the fertilizer sustained release drug, can overcome that utilization rate of fertilizer in the prior art is low, fertilizer efficiency persistence difference and use inconvenient defective, use with the disposable input that realizes fertilizer in the potato production process, use conveniently, and utilization rate of fertilizer height, fertilizer efficiency persistence are good.
Other features and advantages of the present invention will be set forth in the following description, and, partly from specification sheets, become apparent, perhaps understand by implementing the present invention.Purpose of the present invention and other advantages can realize and obtain by specifically noted structure in the specification sheets of being write, claims.
Below by embodiment, technical scheme of the present invention is described in further detail.
Embodiment
Below in conjunction with specific embodiment the preferred embodiments of the present invention are described, should be appreciated that preferred embodiment described herein only is used for description and interpretation the present invention, and be not used in qualification the present invention.
Basic thought of the present invention is: with urea, diammonium phosphate or double superhosphate and vitriolate of tartar is major ingredient, and fertilizer sustained release drug, middle trace element and wilkinite are auxiliary material; Each major ingredient and auxiliary material are pressed proportioning mixing, pulverizing, spray granulating and oven dry, make long-acting slow-release potato special fertilizer.
Embodiment one
At the nutrient limiting factor in the potato raw growth process and the potato hobby to nutritive element in the fertilizer, the raw material and the weight percent content of the long-acting slow-release potato special fertilizer of present embodiment comprise:
The urea that contains N 46%: 33%;
Contain P 2O 544% double superhosphate: 19%;
Contain K 2The vitriolate of tartar of O 33%: 22%;
Fertilizer sustained release drug: 0.8%;
Middle trace element: 0.2%;
Wilkinite: surplus.
With mixing, pulverizing, spray granulating and the oven dry in proportion of above-mentioned each raw material, weigh again and pack, make the long-acting slow-release potato special fertilizer of present embodiment.
In the present embodiment, the component of middle trace element and content comprise: Mn:0.1%; B:0.1%.
Embodiment two
In the present embodiment, different with the foregoing description is that the raw material and the weight percent content of long-acting slow-release potato special fertilizer comprise:
The urea that contains N 46%: 35%;
Contain P 2O 544% double superhosphate: 25%;
Contain K 2The vitriolate of tartar of O 33%: 30%;
Fertilizer sustained release drug: 0.6%;
Middle trace element: 0.4%;
Wilkinite: surplus.
In the present embodiment, the component of middle trace element and content comprise: Mn:0.2%; B:0.2%.
Embodiment three
In the present embodiment, different with the foregoing description is that the raw material and the weight percent content of long-acting slow-release potato special fertilizer comprise:
The urea that contains N 46%: 38%;
Contain P 2O 544% double superhosphate: 29%;
Contain K 2The vitriolate of tartar of O 33%: 32%;
Fertilizer sustained release drug: 0.7%;
Middle trace element: 0.3%.
In the present embodiment, the component of middle trace element and content comprise: Mn:0.1%; B:0.2%.
Embodiment four
Different with the foregoing description is that the raw material and the weight percent content of the long-acting slow-release potato special fertilizer of present embodiment comprise:
The urea that contains N 46%: 26%;
Contain N18%, P 2O 546% diammonium phosphate: 20%;
Contain K 2The vitriolate of tartar of O 33%: 22%;
Fertilizer sustained release drug: 0.7%;
Middle trace element: 0.3%;
Wilkinite: surplus.
With mixing, pulverizing, spray granulating and the oven dry in proportion of above-mentioned each raw material, weigh again and pack, make the long-acting slow-release potato special fertilizer of present embodiment.
In the present embodiment, the component of middle trace element and content comprise: Mn:0.1%; B:0.2%.
Embodiment five
Different with the foregoing description is that the raw material and the weight percent content of the long-acting slow-release potato special fertilizer of present embodiment comprise:
The urea that contains N 46%: 29%;
Contain N18%, P 2O 546% diammonium phosphate: 26%;
Contain K 2The vitriolate of tartar of O 33%: 31%;
Fertilizer sustained release drug: 0.8%;
Middle trace element: 0.2%;
Wilkinite: surplus.
In the present embodiment, the component of middle trace element and content comprise: Mn:0.1%; B:0.1%.
Embodiment six
Different with the foregoing description is that the raw material and the weight percent content of the long-acting slow-release potato special fertilizer of present embodiment comprise:
The urea that contains N 46%: 32%;
Contain N18%, P 2O 546% diammonium phosphate: 30%;
Contain K 2The vitriolate of tartar of O 33%: 35.8%;
Fertilizer sustained release drug: 0.9%;
Middle trace element: 0.3%;
Wilkinite: surplus.
In the present embodiment, the component of middle trace element and content comprise: Mn:0.2%; B:0.1%.
In the various embodiments described above, wilkinite is a fertilizer filler, and the fertilizer sustained release drug can be durable composite fertilizer additive (being NAM).
In the various embodiments described above, the weight percent of available nutrient can reach more than 30% in the long-acting slow-release potato special fertilizer, and wherein, the nutrient that can comprise has at least: N15%, P 2O 58% and K 2O7%.
In the long-acting slow-release potato special fertilizer of the various embodiments described above, water-soluble phosphorus content occupies imitates 50% of phosphorus content, and the weight percent of free moisture content is: 0-2%, and granularity is 1.00-4.75mm, the particle compressive resistance is 12%.
Field experiment shows, uses the long-acting slow-release potato special fertilizer of the various embodiments described above, not only can improve potato yield, and can significantly improve utilization rate of fertilizer, improves the potato quality.Such as, execute the long-acting slow-release potato special fertilizer 50-70kg of present embodiment at potato raw producing region mu, can improve potato yield 16.0-22.0%, improve utilization rate of fertilizer 10.0%, improve the potato quality, make the starch content of potato increase 7.8-10.2%, vitamins C (Vc) content increases 3.8-22.6%, is extremely to be fit to a kind of long-acting slow-release potato special fertilizer that use in the potato raw producing region.
The various embodiments described above adopt systems approach to management, by to the collection of national potato main producing region soil, analyze and the nutrient adsorption test, greenhouse pot culture test and the land for growing field crops proof test research potato raw growth process that carry out in the nutrient limiting factor and the law of nutritive absorption of the useful factor and potato whole growing.The result shows that the nutrient limiting factor in the potato raw growth process is N and P 2O 5, the useful factor is K 2O and Mn, B, the nutrition absorption of potato fertility phase presents slowly-rule soon-stably.According to result of study, at nutrient limiting factor in the potato raw growth process and potato regulation of fertilizer requirement, to contain N46% urea, diammonium phosphate or to contain P 2O 544% double superhosphate, contain K 2The vitriolate of tartar of O33% is a main raw material, is equipped with an amount of fertilizer sustained release drug again, and middle trace element and wilkinite adopt spray granulation to make long-acting slow-release potato special fertilizer.
The long-acting slow-release potato special fertilizer of the various embodiments described above, contain the required whole nutritive elements of potato growth such as nitrogen, phosphorus and potassium, also containing can be slow-fast-discharge the fertilizer sustained release drug of nutritive element reposefully, make long-acting slow-release potato special fertilizer water-soluble strong, easily by crop absorption, utilization rate of fertilizer height, strong, the obvious effect of increasing production of fertilizer efficiency persistence, using of it can also improve the potato quality.Can be in the potato raw growth process disposable input use the long-acting slow-release potato special fertilizer of present embodiment, time saving and energy saving, use conveniently; And compare with other products on the market, specific aim is stronger, fertilizer efficiency is more lasting, effect of increasing production is more remarkable.
In sum, the long-acting slow-release potato special fertilizer of various embodiments of the present invention, at nutrient limiting factor in the potato raw growth process and the regulation of fertilizer requirement of potato, with urea, double superhosphate or diammonium phosphate and vitriolate of tartar is major ingredient, be equipped with an amount of fertilizer sustained release drug, in trace element and fertilizer filler wilkinite, grow required whole nutritive elements and fertilizer sustained release drug of potato is mixed in proportion, shakes up, pulverizes, produce through spray granulation again; After using, the main component in this long-acting slow-release potato special fertilizer can slowly discharge, and can satisfy the potato whole growth phase to the nutrient absorbing utilization; Thereby overcome that utilization rate of fertilizer in the prior art is low, fertilizer efficiency persistence difference and use inconvenient defective, use, use conveniently, and utilization rate of fertilizer height, fertilizer efficiency persistence are good with the disposable input that realizes fertilizer in the potato production process.
The long-acting slow-release potato special fertilizer of various embodiments of the present invention, help improving environment, improve utilization rate of fertilizer, give full play to the economic benefit and the environmental benefit of fertilizer, but met the development trend of special-purpose fertile high densityization, polynary compoundization, height controlled releaseization and high efficiency since 21 century.
It should be noted that at last: the above only is the preferred embodiments of the present invention, be not limited to the present invention, although the present invention is had been described in detail with reference to previous embodiment, for a person skilled in the art, it still can be made amendment to the technical scheme that aforementioned each embodiment put down in writing, and perhaps part technical characterictic wherein is equal to replacement.Within the spirit and principles in the present invention all, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.

Claims (8)

1. a long-acting slow-release potato special fertilizer is characterized in that, comprises following raw material: urea, double superhosphate or diammonium phosphate, vitriolate of tartar, fertilizer sustained release drug, middle trace element and/or wilkinite.
2. long-acting slow-release potato special fertilizer according to claim 1 is characterized in that, the weight percent of described each raw material is respectively:
The urea that contains N 46%: 33-44%;
Contain P 2O 544% double superhosphate: 19-30%;
Contain K 2The vitriolate of tartar of O 33%: 22-36%;
Fertilizer sustained release drug: 0.6-0.8%;
Middle trace element: 0.2-0.5%;
Wilkinite: surplus.
3. long-acting slow-release potato special fertilizer according to claim 2 is characterized in that, described middle trace element comprises Mn and B, and wherein, the weight percent of described Mn and B is respectively:
Mn：0.1-0.2％；
B：0.1-0.3％。
4. long-acting slow-release potato special fertilizer according to claim 1 is characterized in that, described each raw materials in part by weight is respectively:
The urea that contains N 46%: 26-32%;
Contain N18%, P 2O 546% diammonium phosphate: 19-30%;
Contain K 2The vitriolate of tartar of O 33%: 22-36%;
Fertilizer sustained release drug: 0.7-0.9%;
Middle trace element: 0.2-0.6%;
Wilkinite: surplus.
5. long-acting slow-release potato special fertilizer according to claim 4 is characterized in that, described middle trace element comprises Mn and B, and wherein, the weight percent of described Mn and B is respectively:
Mn：0.1-0.3％；
B：0.1-0.3％。
6. according to claim 1 or 2 or 4 described long-acting slow-release potato special fertilizers, it is characterized in that described fertilizer sustained release drug is durable composite fertilizer additive NAM.
7. the preparation method of a long-acting slow-release potato special fertilizer is characterized in that, each described raw material among the claim 1-5 is pressed proportioning mixing, pulverizing, spray granulating and oven dry.
8. the preparation method of long-acting slow-release potato special fertilizer according to claim 7 is characterized in that, described special-purpose fertile granularity is that 1.00-4.75mm, particle compressive resistance are 12%.
CN2009101471720A 2009-06-08 2009-06-08 Long-acting slow-release potato special fertilizer and preparation method thereof Pending CN101905991A (en)

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Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102173944A (en) * 2011-02-17 2011-09-07 陈温福 Carbon-based controlled-release fertilizer special for potato and preparation method thereof
CN102180746A (en) * 2011-03-03 2011-09-14 菏泽金正大生态工程有限公司 Special drought-resistant controlled-release fertilizer for potatoes, and preparation and application thereof
CN102491850A (en) * 2011-12-21 2012-06-13 新疆慧尔农业科技发展有限公司 Long-acting slow release fertilizer special for tomatoes and preparation method thereof
CN103113150A (en) * 2013-03-21 2013-05-22 青海省专用肥料厂 Formula of Fertilizer for potatoes
CN103159544A (en) * 2011-12-14 2013-06-19 施可丰化工股份有限公司 A stable long-acting slow-release fertilizer special for watermelons and a fertilization method
CN103242087A (en) * 2013-04-25 2013-08-14 苏州谷力生物科技有限公司 Saline-alkali resistant long-lasting compound fertilizer for potatoes
CN103553846A (en) * 2013-10-22 2014-02-05 中国科学院微生物研究所 Special slow release-controlled release fertilizer for potatoes
CN103724117A (en) * 2013-12-16 2014-04-16 天津丰润园精细化工科技有限公司 Special slow-release organic fertilizer for potato and a preparation method thereof
CN103922854A (en) * 2014-04-30 2014-07-16 成都新柯力化工科技有限公司 Water-retaining slow-soluble fertilizer and preparation method thereof
CN104261957A (en) * 2014-07-30 2015-01-07 严中明 Fertilizer special for potatoes and preparation and use methods thereof
CN104402571A (en) * 2014-11-27 2015-03-11 彭晓宇 Special fertilizer for potatoes
CN104496705A (en) * 2015-01-09 2015-04-08 史丹利化肥股份有限公司 Fulvic acid potassium-containing total-nutrient fertilizer for special purpose of potatoes and production method thereof
CN112457121A (en) * 2021-01-06 2021-03-09 甘肃省农业科学院土壤肥料与节水农业研究所 Long-acting slow-release fertilizer special for astragalus membranaceus and preparation method and application thereof
CN112608194A (en) * 2021-01-06 2021-04-06 甘肃省农业科学院土壤肥料与节水农业研究所 Organic and inorganic special fertilizer suitable for production of A-grade green millet and preparation method and application thereof

Cited By (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102173944A (en) * 2011-02-17 2011-09-07 陈温福 Carbon-based controlled-release fertilizer special for potato and preparation method thereof
CN102180746A (en) * 2011-03-03 2011-09-14 菏泽金正大生态工程有限公司 Special drought-resistant controlled-release fertilizer for potatoes, and preparation and application thereof
CN102180746B (en) * 2011-03-03 2012-04-18 菏泽金正大生态工程有限公司 Special drought-resistant controlled-release fertilizer for potatoes, and preparation and application thereof
CN103159544A (en) * 2011-12-14 2013-06-19 施可丰化工股份有限公司 A stable long-acting slow-release fertilizer special for watermelons and a fertilization method
CN102491850A (en) * 2011-12-21 2012-06-13 新疆慧尔农业科技发展有限公司 Long-acting slow release fertilizer special for tomatoes and preparation method thereof
CN102491850B (en) * 2011-12-21 2013-10-09 新疆慧尔农业科技股份有限公司 Long-acting slow release fertilizer special for tomatoes and preparation method thereof
CN103113150A (en) * 2013-03-21 2013-05-22 青海省专用肥料厂 Formula of Fertilizer for potatoes
CN103242087A (en) * 2013-04-25 2013-08-14 苏州谷力生物科技有限公司 Saline-alkali resistant long-lasting compound fertilizer for potatoes
CN103553846A (en) * 2013-10-22 2014-02-05 中国科学院微生物研究所 Special slow release-controlled release fertilizer for potatoes
WO2015058468A1 (en) * 2013-10-22 2015-04-30 中国科学院微生物研究所 Sustained-release/controlled-release fertilizer
CN103724117A (en) * 2013-12-16 2014-04-16 天津丰润园精细化工科技有限公司 Special slow-release organic fertilizer for potato and a preparation method thereof
CN103922854A (en) * 2014-04-30 2014-07-16 成都新柯力化工科技有限公司 Water-retaining slow-soluble fertilizer and preparation method thereof
CN104261957A (en) * 2014-07-30 2015-01-07 严中明 Fertilizer special for potatoes and preparation and use methods thereof
CN104402571A (en) * 2014-11-27 2015-03-11 彭晓宇 Special fertilizer for potatoes
CN104496705A (en) * 2015-01-09 2015-04-08 史丹利化肥股份有限公司 Fulvic acid potassium-containing total-nutrient fertilizer for special purpose of potatoes and production method thereof
CN112457121A (en) * 2021-01-06 2021-03-09 甘肃省农业科学院土壤肥料与节水农业研究所 Long-acting slow-release fertilizer special for astragalus membranaceus and preparation method and application thereof
CN112608194A (en) * 2021-01-06 2021-04-06 甘肃省农业科学院土壤肥料与节水农业研究所 Organic and inorganic special fertilizer suitable for production of A-grade green millet and preparation method and application thereof
CN112608194B (en) * 2021-01-06 2023-05-26 甘肃省农业科学院土壤肥料与节水农业研究所 Organic-inorganic special fertilizer suitable for production of grade-A green millet and preparation method and application thereof
CN112457121B (en) * 2021-01-06 2023-07-18 甘肃省农业科学院土壤肥料与节水农业研究所 Long-acting slow-release fertilizer special for astragalus membranaceus and preparation method and application thereof

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Application publication date: 20101208