CN108424332A - A kind of compound fertilizer formula and its production technology promoting trees growth of seedling - Google Patents

A kind of compound fertilizer formula and its production technology promoting trees growth of seedling Download PDF

Info

Publication number
CN108424332A
CN108424332A CN201810557556.9A CN201810557556A CN108424332A CN 108424332 A CN108424332 A CN 108424332A CN 201810557556 A CN201810557556 A CN 201810557556A CN 108424332 A CN108424332 A CN 108424332A
Authority
CN
China
Prior art keywords
parts
seedling
stalk
compound fertilizer
soybean stalk
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201810557556.9A
Other languages
Chinese (zh)
Inventor
彭春剑
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN201810557556.9A priority Critical patent/CN108424332A/en
Publication of CN108424332A publication Critical patent/CN108424332A/en
Pending legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C05FERTILISERS; MANUFACTURE THEREOF
    • C05BPHOSPHATIC FERTILISERS
    • C05B1/00Superphosphates, 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
    • C05B1/02Superphosphates
    • CCHEMISTRY; METALLURGY
    • C05FERTILISERS; MANUFACTURE THEREOF
    • C05GMIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
    • C05G3/00Mixtures of one or more fertilisers with additives not having a specially fertilising activity
    • C05G3/80Soil conditioners

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Soil Sciences (AREA)
  • Pest Control & Pesticides (AREA)
  • Fertilizers (AREA)

Abstract

The invention discloses a kind of compound fertilizer formula promoting trees growth of seedling, the mass parts of the compound fertilizer formula of the promotion trees growth of seedling are as follows:68 parts of ammonium chloride, 79 parts of potassium nitrate, 57 parts of urea, 40 50 parts of soybean stalk, 10 12 parts of ammonium dihydrogen phosphate, 12 16 parts of calcium superphosphate, 8 10 parts of water.The present invention is more suitable for plant seedling growth compared with conventional composite fertilizer, ammonium dihydrogen phosphate can promote the development of seedling and the opening of flower, ammonium chloride can promote the division and growth of cell, branches and leaves are made to grow in great numbers, there are rhizobium in the root of soybean stalk, nitrogen content is improved, plant growth is conducive to, chemical synthesis fertilizer is reduced and the injury of plant and soil is damaged.

Description

A kind of compound fertilizer formula and its production technology promoting trees growth of seedling
Technical field
The present invention relates to composite heat transfer technical field, specially a kind of compound fertilizer formula for promoting trees growth of seedling and Its production technology.
Background technology
Compound fertilizer refers to the chemical fertilizer containing two or more nutrient, and composite fertilizer has nutrient content high, secondary The advantages that ingredient is few and physical behavior is good improves utilization rate of fertilizer, the stable high yield of crop is promoted to have ten for balance fertilizing Divide important role.But there are also disadvantages for it, for example its nutrients ratio is always fixed, and different soils, Different Crop Required nutrient type, quantity and ratio is various.Therefore, it preferably carries out surveying soil using preceding, understands field soil Quality and nutrition condition, further note also that with straight fertilizer compounding application, can just obtain better effect.
It in trees seedling cultivation, needs to apply fertilizer to seedling, existing composite fertilizer's element ratio is not moderate, no Entirely appropriate trees growth of seedling, so needing a kind of composite fertilizer of suitable trees seedling.
Invention content
The purpose of the present invention is to provide a kind of compound fertilizer formulas and its production technology promoting trees growth of seedling, with solution Certainly the problems mentioned above in the background art.
To achieve the above object, the present invention provides the following technical solutions:
A kind of compound fertilizer formula promoting trees growth of seedling, the mass parts of the compound fertilizer formula of the promotion trees growth of seedling are such as Under:6-8 parts of ammonium chloride, 7-9 parts of potassium nitrate, 5-7 parts of urea, 40-50 parts of soybean stalk, 10-12 parts of ammonium dihydrogen phosphate, peroxophosphoric acid 12-16 parts of calcium, 8-10 parts of water.
Preferably, the soybean stalk selects the stalk of this season harvesting, soybean stalk to include stalk root, and soybean stalk Resting period be no more than 30 days.
Preferably, the mass parts of the soybean stalk and water ratio is 1:1.
Also a kind of compound fertilizer production technology promoting trees growth of seedling of the present invention, specific preparation process are as follows:
S1, soybean stalk processing:Soybean stalk is cleaned and dried, the water content after drying is not more than 6%, and powder is used after drying Broken machine crushes, and the grain size after crushing is not less than 100 mesh;
S2, dispensing prepare:Ammonium chloride, potassium nitrate, urea and ammonium dihydrogen phosphate are subjected to feeding by formula, carried out successively after feeding It crushes, the grain size after crushing is not less than 100 mesh, and the particle less than 100 mesh is crushed again, until qualified;
S3, raw material mixing:Soybean stalk, ammonium chloride, potassium nitrate, urea and ammonium dihydrogen phosphate after crushing is carried out fully mixed It closes, water is added by formula after mixing, and be sufficiently stirred, so that water is sufficiently mixed with raw material, add calcium superphosphate and stir evenly, Calcium superphosphate bonds raw material agglomerating as adhesive;
S4, granulation:Raw material is granulated using Squeezinggranulator, comminutor end connects drying unit, after avoiding granulation, Grain mutually bonds, and the shape of made particle is cylindrical type, length 6-8mm, a diameter of 3-4mm;
S5, particle are examined:Ruggedness test is carried out to the particle after granulation, per kilogram inspects 5-8 by random samples, and granule strength is not less than 18N, It avoids particle from damaging, influences using effect;
S6, packaging:To examining qualified particle to pack, it is 20kg, weight that packaging bag, which uses non-transparent packaging bag, every bag of weight, It measures error and is no more than 0.1kg, and place drier in packaging bag.
Preferably, the temperature setting of comminutor end connection drying unit is 30-40 DEG C in S4, and composite fertilizer is avoided to fail, And drying unit is internally provided with blower device, improves drying effect.
Preferably, 1-2h is dried first after soybean stalk cleaning in S1, drying operation is carried out after drying.
Compared with prior art, the beneficial effects of the invention are as follows:The present invention is more suitable for plant compared with conventional composite fertilizer Growth of seedling, ammonium dihydrogen phosphate can promote the development of seedling and the opening of flower, ammonium chloride that can promote the division and growth of cell, Branches and leaves are made to grow in great numbers, the root of soybean stalk there are rhizobium, improves nitrogen content, is conducive to plant growth, reduces chemical synthesis fertilizer Material damages the injury of plant and soil.
Specific implementation mode
In order to make the purpose , technical scheme and advantage of the present invention be clearer, below in conjunction with specific embodiment, to this Invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, not For limiting the present invention.
Embodiment 1
A kind of compound fertilizer formula promoting trees growth of seedling, the mass parts of the compound fertilizer formula of the promotion trees growth of seedling are such as Under:6 parts of ammonium chloride, 7 parts of potassium nitrate, 5 parts of urea, 40 parts of soybean stalk, 10 parts of ammonium dihydrogen phosphate, 12 parts of calcium superphosphate, water 8 Part.
The soybean stalk selects the stalk of this season harvesting, soybean stalk to include stalk root, and the storage of soybean stalk Time is no more than 30 days.
The mass parts of the soybean stalk and water ratio is 1:1.
A kind of compound fertilizer production technology promoting trees growth of seedling, specific preparation process are as follows:
S1, soybean stalk processing:Soybean stalk is cleaned and dried, the water content after drying is not more than 6%, and powder is used after drying Broken machine crushes, and the grain size after crushing is not less than 100 mesh, dries 1-2h in S1 after soybean stalk cleaning first, and drying is laggard Row drying operation;
S2, dispensing prepare:Ammonium chloride, potassium nitrate, urea and ammonium dihydrogen phosphate are subjected to feeding by formula, carried out successively after feeding It crushes, the grain size after crushing is not less than 100 mesh, and the particle less than 100 mesh is crushed again, until qualified;
S3, raw material mixing:Soybean stalk, ammonium chloride, potassium nitrate, urea and ammonium dihydrogen phosphate after crushing is carried out fully mixed It closes, water is added by formula after mixing, and be sufficiently stirred, so that water is sufficiently mixed with raw material, add calcium superphosphate and stir evenly, Calcium superphosphate bonds raw material agglomerating as adhesive;
S4, granulation:Raw material is granulated using Squeezinggranulator, comminutor end connects drying unit, after avoiding granulation, Grain mutually bonds, and the shape of made particle is cylindrical type, and comminutor end connects in length 6-8mm, a diameter of 3-4mm, S4 The temperature setting for connecing drying unit is 30-40 DEG C, avoids composite fertilizer from failing, and drying unit is internally provided with blower device, is improved Drying effect;
S5, particle are examined:Ruggedness test is carried out to the particle after granulation, per kilogram inspects 5-8 by random samples, and granule strength is not less than 18N, It avoids particle from damaging, influences using effect;
S6, packaging:To examining qualified particle to pack, it is 20kg, weight that packaging bag, which uses non-transparent packaging bag, every bag of weight, It measures error and is no more than 0.1kg, and place drier in packaging bag.
Embodiment 2
A kind of compound fertilizer formula promoting trees growth of seedling, the mass parts of the compound fertilizer formula of the promotion trees growth of seedling are such as Under:7 parts of ammonium chloride, 8 parts of potassium nitrate, 6 parts of urea, 45 parts of soybean stalk, 11 parts of ammonium dihydrogen phosphate, 14 parts of calcium superphosphate, water 9 Part.
The soybean stalk selects the stalk of this season harvesting, soybean stalk to include stalk root, and the storage of soybean stalk Time is no more than 30 days.
The mass parts of the soybean stalk and water ratio is 1:1.
A kind of compound fertilizer production technology promoting trees growth of seedling, specific preparation process are as follows:
S1, soybean stalk processing:Soybean stalk is cleaned and dried, the water content after drying is not more than 6%, and powder is used after drying Broken machine crushes, and the grain size after crushing is not less than 100 mesh, dries 1-2h in S1 after soybean stalk cleaning first, and drying is laggard Row drying operation;
S2, dispensing prepare:Ammonium chloride, potassium nitrate, urea and ammonium dihydrogen phosphate are subjected to feeding by formula, carried out successively after feeding It crushes, the grain size after crushing is not less than 100 mesh, and the particle less than 100 mesh is crushed again, until qualified;
S3, raw material mixing:Soybean stalk, ammonium chloride, potassium nitrate, urea and ammonium dihydrogen phosphate after crushing is carried out fully mixed It closes, water is added by formula after mixing, and be sufficiently stirred, so that water is sufficiently mixed with raw material, add calcium superphosphate and stir evenly, Calcium superphosphate bonds raw material agglomerating as adhesive;
S4, granulation:Raw material is granulated using Squeezinggranulator, comminutor end connects drying unit, after avoiding granulation, Grain mutually bonds, and the shape of made particle is cylindrical type, and comminutor end connects in length 6-8mm, a diameter of 3-4mm, S4 The temperature setting for connecing drying unit is 30-40 DEG C, avoids composite fertilizer from failing, and drying unit is internally provided with blower device, is improved Drying effect;
S5, particle are examined:Ruggedness test is carried out to the particle after granulation, per kilogram inspects 5-8 by random samples, and granule strength is not less than 18N, It avoids particle from damaging, influences using effect;
S6, packaging:To examining qualified particle to pack, it is 20kg, weight that packaging bag, which uses non-transparent packaging bag, every bag of weight, It measures error and is no more than 0.1kg, and place drier in packaging bag.
Embodiment 3
A kind of compound fertilizer formula promoting trees growth of seedling, the mass parts of the compound fertilizer formula of the promotion trees growth of seedling are such as Under:8 parts of ammonium chloride, 9 parts of potassium nitrate, 7 parts of urea, 50 parts of soybean stalk, 12 parts of ammonium dihydrogen phosphate, 16 parts of calcium superphosphate, water 10 Part.
The soybean stalk selects the stalk of this season harvesting, soybean stalk to include stalk root, and the storage of soybean stalk Time is no more than 30 days.
The mass parts of the soybean stalk and water ratio is 1:1.
A kind of compound fertilizer production technology promoting trees growth of seedling, specific preparation process are as follows:
S1, soybean stalk processing:Soybean stalk is cleaned and dried, the water content after drying is not more than 6%, and powder is used after drying Broken machine crushes, and the grain size after crushing is not less than 100 mesh, dries 1-2h in S1 after soybean stalk cleaning first, and drying is laggard Row drying operation;
S2, dispensing prepare:Ammonium chloride, potassium nitrate, urea and ammonium dihydrogen phosphate are subjected to feeding by formula, carried out successively after feeding It crushes, the grain size after crushing is not less than 100 mesh, and the particle less than 100 mesh is crushed again, until qualified;
S3, raw material mixing:Soybean stalk, ammonium chloride, potassium nitrate, urea and ammonium dihydrogen phosphate after crushing is carried out fully mixed It closes, water is added by formula after mixing, and be sufficiently stirred, so that water is sufficiently mixed with raw material, add calcium superphosphate and stir evenly, Calcium superphosphate bonds raw material agglomerating as adhesive;
S4, granulation:Raw material is granulated using Squeezinggranulator, comminutor end connects drying unit, after avoiding granulation, Grain mutually bonds, and the shape of made particle is cylindrical type, and comminutor end connects in length 6-8mm, a diameter of 3-4mm, S4 The temperature setting for connecing drying unit is 30-40 DEG C, avoids composite fertilizer from failing, and drying unit is internally provided with blower device, is improved Drying effect;
S5, particle are examined:Ruggedness test is carried out to the particle after granulation, per kilogram inspects 5-8 by random samples, and granule strength is not less than 18N, It avoids particle from damaging, influences using effect;
S6, packaging:To examining qualified particle to pack, it is 20kg, weight that packaging bag, which uses non-transparent packaging bag, every bag of weight, It measures error and is no more than 0.1kg, and place drier in packaging bag.
The present invention is more suitable for plant seedling growth compared with conventional composite fertilizer, and ammonium dihydrogen phosphate can promote the hair of seedling The opening educated and spent, ammonium chloride can promote the division and growth of cell, branches and leaves made to grow in great numbers, and there is root nodule in the root of soybean stalk Bacterium improves nitrogen content, is conducive to plant growth, reduces chemical synthesis fertilizer and damages the injury of plant and soil.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto, Any one skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.

Claims (6)

1. a kind of compound fertilizer formula promoting trees growth of seedling, it is characterised in that:The composite fertilizer of the promotion trees growth of seedling The mass parts of formula are as follows:6-8 parts of ammonium chloride, 7-9 parts of potassium nitrate, 5-7 parts of urea, 40-50 parts of soybean stalk, ammonium dihydrogen phosphate 10-12 parts, 12-16 parts of calcium superphosphate, 8-10 parts of water.
2. a kind of compound fertilizer formula promoting trees growth of seedling according to claim 1, it is characterised in that:The soybean Stalk selects the stalk of this season harvesting, and soybean stalk includes stalk root, and the resting period of soybean stalk was no more than 30 days.
3. a kind of compound fertilizer formula promoting trees growth of seedling according to claim 1, it is characterised in that:The soybean The mass parts of stalk and water ratio is 1:1.
4. a kind of compound fertilizer production technology described in claim 1 promoting trees growth of seedling, it is characterised in that:It is specifically made Standby process is as follows:
S1, soybean stalk processing:Soybean stalk is cleaned and dried, the water content after drying is not more than 6%, and powder is used after drying Broken machine crushes, and the grain size after crushing is not less than 100 mesh;
S2, dispensing prepare:Ammonium chloride, potassium nitrate, urea and ammonium dihydrogen phosphate are subjected to feeding by formula, carried out successively after feeding It crushes, the grain size after crushing is not less than 100 mesh, and the particle less than 100 mesh is crushed again, until qualified;
S3, raw material mixing:Soybean stalk, ammonium chloride, potassium nitrate, urea and ammonium dihydrogen phosphate after crushing is carried out fully mixed It closes, water is added by formula after mixing, and be sufficiently stirred, so that water is sufficiently mixed with raw material, add calcium superphosphate and stir evenly, Calcium superphosphate bonds raw material agglomerating as adhesive;
S4, granulation:Raw material is granulated using Squeezinggranulator, comminutor end connects drying unit, after avoiding granulation, Grain mutually bonds, and the shape of made particle is cylindrical type, length 6-8mm, a diameter of 3-4mm;
S5, particle are examined:Ruggedness test is carried out to the particle after granulation, per kilogram inspects 5-8 by random samples, and granule strength is not less than 18N, It avoids particle from damaging, influences using effect;
S6, packaging:To examining qualified particle to pack, it is 20kg, weight that packaging bag, which uses non-transparent packaging bag, every bag of weight, It measures error and is no more than 0.1kg, and place drier in packaging bag.
5. a kind of compound fertilizer formula promoting trees growth of seedling according to claim 1, it is characterised in that:It is granulated in S4 The temperature setting that machine end connects drying unit is 30-40 DEG C, and composite fertilizer is avoided to fail, and drying unit is internally provided with air blast dress It sets, improves drying effect.
6. a kind of compound fertilizer formula promoting trees growth of seedling according to claim 1, it is characterised in that:Soybean in S1 1-2h is dried first after stalk cleaning, and drying operation is carried out after drying.
CN201810557556.9A 2018-06-02 2018-06-02 A kind of compound fertilizer formula and its production technology promoting trees growth of seedling Pending CN108424332A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810557556.9A CN108424332A (en) 2018-06-02 2018-06-02 A kind of compound fertilizer formula and its production technology promoting trees growth of seedling

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810557556.9A CN108424332A (en) 2018-06-02 2018-06-02 A kind of compound fertilizer formula and its production technology promoting trees growth of seedling

Publications (1)

Publication Number Publication Date
CN108424332A true CN108424332A (en) 2018-08-21

Family

ID=63164141

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201810557556.9A Pending CN108424332A (en) 2018-06-02 2018-06-02 A kind of compound fertilizer formula and its production technology promoting trees growth of seedling

Country Status (1)

Country Link
CN (1) CN108424332A (en)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101265137A (en) * 2008-04-15 2008-09-17 山东省农业科学院土壤肥料研究所 Multifunctional fertilizer dedicated for nursery stock and preparation method thereof
CN102491848A (en) * 2011-12-08 2012-06-13 陈忠慧 Microbial fertilizer for eliminating continuous cropping obstacle and preparation method thereof
CN105481552A (en) * 2015-12-12 2016-04-13 常州大学 Preparation method for soybean straw slow-release nitrogen fertilizer
CN106045655A (en) * 2016-05-23 2016-10-26 阜阳市益盛兔业有限公司 Special fertilizer capable of reinforcing photosynthesis for flat peach
CN107473904A (en) * 2017-09-29 2017-12-15 湖南省中科农业有限公司 A kind of repairing heavy metal in soil pollution alkalescent fertilizer and preparation method thereof
CN107805114A (en) * 2017-11-14 2018-03-16 广西万里顺机械制造有限公司 A kind of compound fertilizer special for improving sweet potato nitrogen nutrition

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101265137A (en) * 2008-04-15 2008-09-17 山东省农业科学院土壤肥料研究所 Multifunctional fertilizer dedicated for nursery stock and preparation method thereof
CN102491848A (en) * 2011-12-08 2012-06-13 陈忠慧 Microbial fertilizer for eliminating continuous cropping obstacle and preparation method thereof
CN105481552A (en) * 2015-12-12 2016-04-13 常州大学 Preparation method for soybean straw slow-release nitrogen fertilizer
CN106045655A (en) * 2016-05-23 2016-10-26 阜阳市益盛兔业有限公司 Special fertilizer capable of reinforcing photosynthesis for flat peach
CN107473904A (en) * 2017-09-29 2017-12-15 湖南省中科农业有限公司 A kind of repairing heavy metal in soil pollution alkalescent fertilizer and preparation method thereof
CN107805114A (en) * 2017-11-14 2018-03-16 广西万里顺机械制造有限公司 A kind of compound fertilizer special for improving sweet potato nitrogen nutrition

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
吴小梅: "《苗木培育水肥管理策略》", 《农村经济与科技》 *

Similar Documents

Publication Publication Date Title
CN103964931B (en) A kind of new-type fertilizer and production technique thereof
CN103408345B (en) Humic acid synergistic composite fertilizer and preparation method thereof
CN102211964B (en) Method for preparing carbon and producing controlled-release fertilizer by utilizing crop straws and controlled-release fertilizer prepared by using same
CN103804092A (en) Special fertilizer for sugarcane and preparation method of fertilizer
CN102491856A (en) Special slow release fertilizer for corn zinc power and preparation method thereof
CN103011987A (en) Double-membrane double-control slow release fertilizer
CN103232289A (en) Special carbon-vinegar slow-release biological fertilizer for tobaccos and preparation method thereof
CN103664420A (en) Humic acid water-retention sustained and controlled release organic-inorganic fertilizer made from waste of sugar refineries and alcohol plants
CN102515897B (en) Dry cow dung powder organic fertilizer, preparation method thereof and application thereof
CN105272469A (en) Ecological organic composite fertilizer
CN108530213A (en) A kind of efficient compound fertilizer and preparation method thereof
CN106905054A (en) A kind of production method of alginic acid containing nitrate nitrogen potassium SA Chemical Mixed Fertilizer high
CN104446983B (en) A kind of inland salt-soda soil beet special fertilizer and preparation method thereof
CN105367353A (en) Composite fertilizer containing algal polysaccharide and preparation method of composite fertilizer
CN108424332A (en) A kind of compound fertilizer formula and its production technology promoting trees growth of seedling
CN108794193A (en) A kind of corn stalk pellets fertilizer and preparation method thereof
CN106518416A (en) Macromolecular biological energy gathering synergistic fertilizer and preparing technology thereof
CN104311341A (en) Basic fertilizer granulation method
CN104844381B (en) A kind of organic composite fertilizer suitable for sugarcane production
CN100546952C (en) A kind of functional type corn seed fertilizer and preparation method thereof
CN102249806B (en) Instant boric fertilizer produced by adding swelling agent and preparation method thereof
CN110178664A (en) A kind of cultural method improving dedicated sorghum seed amylopectin content of making wine
CN111410583A (en) Sweet waxy corn photocatalytic nitrogen fixation biological carbon fertilizer and preparation method thereof
CN108341723A (en) Organic-inorganic complex fertilizer
CN109020719A (en) It is a kind of suitable for the special fertilizer of North China's eggplant and its preparation and application method

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
WD01 Invention patent application deemed withdrawn after publication
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20180821