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CN106800485A - The preparation method of blueberry plantation organic fertilizer - Google Patents

The preparation method of blueberry plantation organic fertilizer Download PDF

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Publication number
CN106800485A
CN106800485A CN201611191923.5A CN201611191923A CN106800485A CN 106800485 A CN106800485 A CN 106800485A CN 201611191923 A CN201611191923 A CN 201611191923A CN 106800485 A CN106800485 A CN 106800485A
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Prior art keywords
parts
organic fertilizer
fermentation
preparation
gained
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CN201611191923.5A
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Chinese (zh)
Inventor
周昫
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Chongqing Honglulan Agricultural Science And Technology LLC
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Chongqing Honglulan Agricultural Science And Technology LLC
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Priority to CN201611191923.5A priority Critical patent/CN106800485A/en
Publication of CN106800485A publication Critical patent/CN106800485A/en
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    • 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
    • C05G5/00Fertilisers characterised by their form
    • C05G5/10Solid or semi-solid fertilisers, e.g. powders
    • C05G5/12Granules or flakes
    • 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

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

Abstract

The invention belongs to technical field of fertilizers, and in particular to a kind of preparation method of blueberry plantation organic fertilizer, A. pretreatments of raw material:By straw, weeds, cushaw stem, peanut shell, peanut cake and rape cake crush, and with feces of livestock and poultry, rice bran, wheat bran, manioc waste and sawdust mixing and stirring;B. one time fermentation:To calcium superphosphate, bamboo charcoal, ground phosphate rock and microbe leaven is added in step A gained mixtures, carbon-nitrogen ratio, water content, pH, standing for fermentation turning after 23 days are then adjusted;C. secondary fermentation:Microbe leaven is added again, ferment 12 24h, treat that tunning carbon-nitrogen ratio is 14:1‑18:1, that is, stop fermentation;D. pelletize:To adding humic acid and microbial bacterial agent to crush in step C gained tunnings, then pelletize.Organic fertilizer obtained in the application improves blueberry yield and quality.

Description

The preparation method of blueberry plantation organic fertilizer
Technical field
The invention belongs to technical field of fertilizers, and in particular to a kind of preparation method of blueberry plantation organic fertilizer.
Background technology
Blueberry also known as bog bilberry, pasture fruit, fruit, Long Guo, clam pool fruit, crow really etc., be Ericaceae cowberry platymiscium.Origin In North America, perennial shrub small berries fruit tree.Cause and effect is in fact in blueness, therefore referred to as blueberry.Contain abundant nutrition in Blueberry Composition, with the function, nutrition such as prevent aging cranial nerve, protection eyesight, cardiac stimulant, anticancer, softening blood vessel, enhancing human organism immune Composition is high.
Blueberry belongs to oligotrophic plant, and compared with other fruit trees, nitrogen, phosphorus, potassium, content of calcium and magnesium are very low in tree body, but are The fruit bearing rate of blueberry is improved, the soil of blueberry is needed every year carries out fertilising 1-2 times.Blueberry is applied fertilizer respectively at present mainly to change Based on fertilizer, and soil property is caused to be deteriorated using chemical fertilizer for a long time, in order to develop environmentally friendly, healthy, green, organic blueberry food, agriculture The use of family's fertilizer also gradually increases, however, nutrient contained by single farm manure is limited, can not meet the need of blueberry growth Ask.
The content of the invention
In view of this, it is an object of the invention to provide a kind of preparation method of blueberry plantation organic fertilizer.
To realize object above, the technical scheme is that:
The preparation method of blueberry plantation organic fertilizer, it is concretely comprised the following steps:
A. pretreatment of raw material:Feces of livestock and poultry 150-180 parts, straw 9-11 parts, weeds 6-8 parts, south are weighed according to mass parts Melon vine 4-7 parts, peanut shell 10-15 parts, rice bran 7-10 parts, wheat bran 6-9 parts, manioc waste 5-8 parts, sawdust 3-5 parts, peanut cake 4-7 Part and rape cake 5-8 part, by straw, weeds, cushaw stem, peanut shell, peanut cake and rape cake crushing, and with feces of livestock and poultry, rice Chaff, wheat bran, manioc waste and sawdust mixing and stirring;
B. one time fermentation:To addition 1-2 mass parts calcium superphosphate, 0.8-1.1 mass parts bamboos in step A gained mixtures The microbe leaven of charcoal, 1.5-1.8 mass parts ground phosphate rock and 2-3 mass parts, it is 25 then to adjust carbon-nitrogen ratio:1-30:1st, contain Water is that 55-58%, pH are 6.8-7.5, in turning after 35-40 DEG C of standing for fermentation 2-3 days;
C. secondary fermentation:To microbe leaven is added again in step B gained fermenting mixtures, ferment 12-24h, treats Tunning carbon-nitrogen ratio is 14:1-18:1, that is, stop fermentation;
D. pelletize:To adding humic acid and microbial bacterial agent to crush in step C gained tunnings, then pelletize.
Further, step B and microbe leaven is mixed by the raw material of following mass parts described in step C:Excrement hammer Bacterium 6-9 parts, clostridium 4-6 parts, bacillus megaterium 2-4 parts, aspergillus flavus 3-5 parts, photosynthetic bacteria 4-7 parts and cellulase 5-8 parts.
Further, the microbe leaven is mixed by the raw material of following mass parts:8 parts of streptococcus fecalis, clostridium 5 6 parts of part, 3 parts of bacillus megaterium, 4 parts of aspergillus flavus, 5 parts of photosynthetic bacteria and cellulase.
Further, the consumption of humic acid described in step D is the 1-1.5% of step C gained tunning quality, microbial bacteria The consumption of agent is the 0.5-0.8% of step C gained tunning quality.
Further, microbial bacterial agent is mixed by the raw material of following mass parts described in step D:Actinomyces 4-6 parts, it is photosynthetic Bacterium 6-9 parts, plant growth-promoting rhizobacteria 1-3 parts, rhizobium 2-4 parts, Trichoderma 3-5 parts, saccharomycete 1-3 parts and silicate bacteria 1-2 parts.
Further, the degree crushed described in step D is the degree crushed to be crushed to grain diameter≤9 μm.
Further, in step D, the particle diameter of the particle of the granulation is 2.0-2.3mm.
The beneficial effects of the present invention are:
Organic fertilizer obtained in the application improves blueberry yield and quality.
Specific embodiment
Embodiment of the present invention is described in detail below in conjunction with embodiment, but those skilled in the art will Understand, the following example is merely to illustrate the present invention, and should not be taken as limiting the scope of the invention.It is unreceipted in preferred embodiment The experimental technique of actual conditions, generally according to normal condition.
Embodiment 1
The preparation method of blueberry plantation organic fertilizer, it is concretely comprised the following steps:
A. pretreatment of raw material:Weigh feces of livestock and poultry 150kg, straw 9kg, weeds 6kg, cushaw stem 4kg, peanut shell 15kg, Rice bran 10kg, wheat bran 6kg, manioc waste 5kg, sawdust 5kg, peanut cake 4kg and rape cake 5kg, by straw, weeds, cushaw stem, flower Raw shell, peanut cake and rape cake are crushed, and with feces of livestock and poultry, rice bran, wheat bran, manioc waste and sawdust mixing and stirring;
B. one time fermentation:To added in step A gained mixtures 1kg calcium superphosphate, 1.1kg bamboo charcoals, 1.5kg ground phosphate rock and 2kg microbe leaven (by streptococcus fecalis, clostridium, bacillus megaterium, aspergillus flavus, photosynthetic bacteria and cellulase according to Following mass ratio is mixed:6:4:4:5:4:5), then regulation carbon-nitrogen ratio is 25:1st, water content is that 55%, pH is 7.5, in 35 DEG C of standing for fermentation turnings after 2 days;
C. secondary fermentation:To step B gained fermenting mixture in add microbe leaven again (by streptococcus fecalis, shuttle Bacterium, bacillus megaterium, aspergillus flavus, photosynthetic bacteria and cellulase are mixed according to following mass ratio:6:4:4:5:4:5), Fermentation 12-24h, treats that tunning carbon-nitrogen ratio is 14:1-18:1, that is, stop fermentation;
D. pelletize:To humic acid is added in step C gained tunnings, (consumption is step C gained tunning quality 1.5%) with microbial bacterial agent (by actinomyces, photosynthetic bacteria, plant growth-promoting rhizobacteria, rhizobium, Trichoderma, saccharomycete and silicon Hydrochlorate bacterium mixes according to following mass ratio:4:6:1:4:5:1:1, consumption is step C gained tunning quality 0.5%) grain diameter≤9 μm are crushed to, the particle that particle diameter is 2.0mm is then made.
Fertilizer obtained in the present embodiment without obvious mechanical admixture, it is uniform in size, without stale flavor.
Embodiment 2
The preparation method of blueberry plantation organic fertilizer, it is concretely comprised the following steps:
A. pretreatment of raw material:Weigh feces of livestock and poultry 180kg, straw 11kg, weeds 8kg, cushaw stem 7kg, peanut shell 10kg, Rice bran 7kg, wheat bran 9kg, manioc waste 8kg, sawdust 3kg, peanut cake 7kg and rape cake 8kg, by straw, weeds, cushaw stem, flower Raw shell, peanut cake and rape cake are crushed, and with feces of livestock and poultry, rice bran, wheat bran, manioc waste and sawdust mixing and stirring;
B. one time fermentation:To added in step A gained mixtures 2kg calcium superphosphate, 0.8kg bamboo charcoals, 1.8kg ground phosphate rock and 3kg microbe leaven (by streptococcus fecalis, clostridium, bacillus megaterium, aspergillus flavus, photosynthetic bacteria and cellulase according to Following mass ratio is mixed:9:6:2:3:7:8), then regulation carbon-nitrogen ratio is 30:1st, water content is that 58%, pH is 6.8, in 40 DEG C of standing for fermentation turnings after 3 days;
C. secondary fermentation:To step B gained fermenting mixture in add microbe leaven again (by streptococcus fecalis, shuttle Bacterium, bacillus megaterium, aspergillus flavus, photosynthetic bacteria and cellulase are mixed according to following mass ratio:9:6:2:3:7:8), Fermentation 12-24h, treats that tunning carbon-nitrogen ratio is 14:1-18:1, that is, stop fermentation;
D. pelletize:To humic acid is added in step C gained tunnings, (consumption is step C gained tunning quality 1%) with microbial bacterial agent (by actinomyces, photosynthetic bacteria, plant growth-promoting rhizobacteria, rhizobium, Trichoderma, saccharomycete and silicic acid Salt bacterium mixes according to following mass ratio:6:9:3:2:3:3:2, consumption is step C gained tunning quality 0.8%) grain diameter≤9 μm are crushed to, the particle that particle diameter is 2.3mm is then made.
Fertilizer obtained in the present embodiment without obvious mechanical admixture, it is uniform in size, without stale flavor.
Embodiment 3
The preparation method of blueberry plantation organic fertilizer, it is concretely comprised the following steps:
A. pretreatment of raw material:Weigh feces of livestock and poultry 160kg, straw 10kg, weeds 7kg, cushaw stem 6kg, peanut shell 13kg, Rice bran 9kg, wheat bran 8kg, manioc waste 6kg, sawdust 4kg, peanut cake 5kg and rape cake 6kg, by straw, weeds, cushaw stem, flower Raw shell, peanut cake and rape cake are crushed, and with feces of livestock and poultry, rice bran, wheat bran, manioc waste and sawdust mixing and stirring;
B. one time fermentation:To addition 1.5kg calcium superphosphate, 0.9kg bamboo charcoals, 1.7kg ground phosphate rock in step A gained mixtures With the microbe leaven of 2.4kg (by streptococcus fecalis, clostridium, bacillus megaterium, aspergillus flavus, photosynthetic bacteria and cellulase Mixed according to following mass ratio:8:5:3:4:5:6), then regulation carbon-nitrogen ratio is 27:1st, water content is that 57%, pH is 7.0, in turning after 36 DEG C of standing for fermentation 2 days;
C. secondary fermentation:To step B gained fermenting mixture in add microbe leaven again (by streptococcus fecalis, shuttle Bacterium, bacillus megaterium, aspergillus flavus, photosynthetic bacteria and cellulase are mixed according to following mass ratio:8:5:3:4:5:6), Fermentation 12-24h, treats that tunning carbon-nitrogen ratio is 14:1-18:1, that is, stop fermentation;
D. pelletize:To humic acid is added in step C gained tunnings, (consumption is step C gained tunning quality 1.3%) with microbial bacterial agent (by actinomyces, photosynthetic bacteria, plant growth-promoting rhizobacteria, rhizobium, Trichoderma, saccharomycete and silicon Hydrochlorate bacterium mixes according to following mass ratio:5:8:2:3:4:2:2, consumption is step C gained tunning quality 0.7%) grain diameter≤9 μm are crushed to, the particle that particle diameter is 2.2mm is then made.
Fertilizer obtained in the present embodiment without obvious mechanical admixture, it is uniform in size, without stale flavor.
Comparative example 1
Fertilizer is prepared in mode described in Publication No. CN106045779A applications for a patent for invention embodiment 3, specially:
(1) first 150kg agricultural crop straws are smashed to be well mixed with 150kg vinegar grains and 10kg water and piles 1.5m wide, height The heap-type of 0.8m, then 50kg animal wastes, 1kg decomposing agents are divided into 2 parts, stalk adds a transfer thing per heap with vinegar grain during 30cm high Excrement, decomposing agent, then seal covering sealing and become thoroughly decomposed 15 days with plastic sheeting, and turning is needed once when temperature is higher than 60 DEG C in heap;
(2) 0.3kg ferric sulfate, 0.4kg magnesium sulfate, 0.2kg zinc sulfate, 0.1kg sodium selenites are dissolved in 1kg water, are stirred Mix uniform;
(3) trace element solution obtained in step (2) is sprayed in the fertilizer that step (1) is become thoroughly decomposed, while adding 1 part of phosphorus Sour potassium, is well mixed;
(4) 1kg acetic acid is sprayed in step (3) gained fertilizer, regulation pH value is 4.5-5.0;
(5) dry naturally, blueberry plantation dedicated fertilizer is obtained final product after crushing.
Comparative example 2
Fertilizer is prepared in mode described in Publication No. CN104130083A application for a patent for invention embodiments, specially:
First soil conditioner is prepared in accordance with the following methods:
After by Arca Subcrenata 6kg high-temperature calcinations 30 minutes, ash of pulverizing is standby, and rotten pumpkin 11kg, rotten apple 9kg are mixed After squeeze into slurries, ivory freshwater mussel powder 4kg, sterculia nobilis's shell powder 3kg, feather meal 2kg are poured into slurries, small fire heat 15 minutes after, Stirring slurries simultaneously add the powder of Arca Subcrenata grey, heat again until drying moisture, obtain powder;By medical stone 25kg, open Stone 7kg grinds to form fine powder after crushing, then with zinc sulfate 14kg, borax 5kg, kaolin 45kg, diammonium hydrogen phosphate 7kg, magnesium sulfate 5kg is stirred until homogeneous in being blended in mixer, is sufficiently mixed with the powder being previously obtained, and suppresses and is made little particle, Jiang Xiashui Road mud 15kg is uniformly poured on gained particle, after after particle outer wrapping last layer mud, drying;
The preparation of fertilizer is comprised the following steps that:
(1) animal wastes 60kg, peanut muffin 35kg, pond sludge 25kg, wheat bran skin 18kg, cotton seed hulls 10kg, sulfuric acid are weighed Potassium 7kg, red mud 6kg, cinder 5kg, ammonium molybdate 5kg, EM biological inoculum 4kg, boric acid 4kg, citric acid 3kg, zircon sand 3kg, castor Sesame oil 2kg, soil conditioner 10kg, wash vegetables appropriate amount of water;
(2) fine powder is ground into after mixing with peanut muffin, wheat bran skin, cotton seed hulls after animal wastes natural air drying, by fine powder In pond sludge is entered, stir, add EM biological inoculums, ferment 25 days at normal temperatures, obtain tunning;
(3) add appropriate vegetable washing water after mixing potassium sulfate, ammonium molybdate, boric acid, citric acid, castor oil, grind to form pastel, Add in step (2) gained fermentation materials, fermented 8 days under the same terms, granulated after gained tunning is dried;
(4) by red mud, cinder, zircon sand mix after high-temperature calcination slagging, then with pulverizer crush after grind to form end;
(5) step (3) and step (4) resulting material and leftover materials are well mixed, you can.
Fertilizer efficiency is verified
The content of organic matter, living bacteria count in testing example 1-3 and fertilizer obtained in comparative example 1-2, roundworm egg are dead Die rate, it is as a result as shown in the table:
In field with "nine squares" village of Tongnan area of Chongqing City, selection pH value is equally divided into 5 plot in the plot that 4-5, area are 15 mu, Plantation blueberry (kind be blue bell), applies embodiment 1-3 and fertilizer obtained in comparative example 1-2 respectively, except the different outer orchards of fertilizer its His environment is identical, and orchard management mode is also identical, statistics plantation the 5th year blueberry per mu yield and every plant of blueberry yield, as a result as follows Shown in table:
Finally illustrate, the above embodiments are merely illustrative of the technical solutions of the present invention and it is unrestricted, although with reference to compared with Good embodiment has been described in detail to the present invention, it will be understood by those within the art that, can be to skill of the invention Art scheme is modified or equivalent, and without deviating from the objective and scope of technical solution of the present invention, it all should cover at this In the middle of the right of invention.

Claims (7)

1. the preparation method of blueberry plantation organic fertilizer, it is characterised in that concretely comprise the following steps:
A. pretreatment of raw material:Feces of livestock and poultry 150-180 parts, straw 9-11 parts, weeds 6-8 parts, cushaw stem are weighed according to mass parts 4-7 parts, peanut shell 10-15 parts, rice bran 7-10 parts, wheat bran 6-9 parts, manioc waste 5-8 parts, sawdust 3-5 parts, peanut cake 4-7 parts and Rape cake 5-8 parts, by straw, weeds, cushaw stem, peanut shell, peanut cake and rape cake crush, and with feces of livestock and poultry, rice bran, bran Skin, manioc waste and sawdust mixing and stirring;
B. one time fermentation:To added in step A gained mixtures 1-2 mass parts calcium superphosphate, 0.8-1.1 mass parts bamboo charcoal, The microbe leaven of 1.5-1.8 mass parts ground phosphate rock and 2-3 mass parts, it is 25 then to adjust carbon-nitrogen ratio:1-30:1st, water content For 55-58%, pH are 6.8-7.5, in turning after 35-40 DEG C of standing for fermentation 2-3 days;
C. secondary fermentation:To microbe leaven is added again in step B gained fermenting mixtures, ferment 12-24h, waits to ferment Product carbon-nitrogen ratio is 14:1-18:1, that is, stop fermentation;
D. pelletize:To adding humic acid and microbial bacterial agent to crush in step C gained tunnings, then pelletize.
2. the preparation method of blueberry plantation organic fertilizer according to claim 1, it is characterised in that step B and step C institutes Microbe leaven is stated to be mixed by the raw material of following mass parts:Streptococcus fecalis 6-9 parts, clostridium 4-6 parts, bacillus megaterium 2-4 parts, aspergillus flavus 3-5 parts, photosynthetic bacteria 4-7 parts and cellulase 5-8 parts.
3. the preparation method of blueberry plantation organic fertilizer according to claim 2, it is characterised in that the microbial fermentation Agent is mixed by the raw material of following mass parts:8 parts of streptococcus fecalis, 5 parts of clostridium, 3 parts of bacillus megaterium, 4 parts of aspergillus flavus, light Close 6 parts of 5 parts of bacterium and cellulase.
4. the preparation method of blueberry plantation organic fertilizer according to claim 1, it is characterised in that humic described in step D The consumption of acid is the 1-1.5% of step C gained tunning quality, and the consumption of microbial bacterial agent is step C gained tunnings The 0.5-0.8% of quality.
5. the preparation method of blueberry plantation organic fertilizer according to claim 1, it is characterised in that micro- life described in step D Thing microbial inoculum is mixed by the raw material of following mass parts:Actinomyces 4-6 parts, photosynthetic bacteria 6-9 parts, plant growth-promoting rhizobacteria 1-3 Part, rhizobium 2-4 parts, Trichoderma 3-5 parts, saccharomycete 1-3 parts and silicate bacteria 1-2 parts.
6. the preparation method of blueberry plantation organic fertilizer according to claim 1, it is characterised in that crushed described in step D Degree be the degree crushed to be crushed to grain diameter≤9 μm.
7. the preparation method of blueberry plantation organic fertilizer according to claim 1, it is characterised in that in step D, the system The particle diameter of the particle of grain is 2.0-2.3mm.
CN201611191923.5A 2016-12-21 2016-12-21 The preparation method of blueberry plantation organic fertilizer Pending CN106800485A (en)

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Cited By (7)

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Publication number Priority date Publication date Assignee Title
CN107226740A (en) * 2017-06-08 2017-10-03 深圳市铁汉生态环境股份有限公司 Special matrix for blueberries and preparation method thereof
CN107522537A (en) * 2017-08-22 2017-12-29 广西容县兴邦有机肥有限公司 A kind of feces of livestock and poultry organic fertilizer
CN108739239A (en) * 2018-07-04 2018-11-06 合肥耀世同辉科技有限公司 A kind of blueberry plantation Nutrition Soil and preparation method thereof
CN108929171A (en) * 2018-09-28 2018-12-04 黄勇洪 Biological organic fertilizer and preparation method thereof
CN109810712A (en) * 2017-11-22 2019-05-28 丹阳市陵口镇柳旺土地股份专业合作社 A kind of Special soil improvement agent for blueberry planting
CN110396020A (en) * 2019-07-10 2019-11-01 山西新绿洲肥业有限公司 A kind of bio-organic fertilizer of high-quality
CN110877998A (en) * 2019-10-07 2020-03-13 徐州快邦生物科技开发有限公司 Universal organic fertilizer and preparation method thereof

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107226740A (en) * 2017-06-08 2017-10-03 深圳市铁汉生态环境股份有限公司 Special matrix for blueberries and preparation method thereof
CN107522537A (en) * 2017-08-22 2017-12-29 广西容县兴邦有机肥有限公司 A kind of feces of livestock and poultry organic fertilizer
CN109810712A (en) * 2017-11-22 2019-05-28 丹阳市陵口镇柳旺土地股份专业合作社 A kind of Special soil improvement agent for blueberry planting
CN108739239A (en) * 2018-07-04 2018-11-06 合肥耀世同辉科技有限公司 A kind of blueberry plantation Nutrition Soil and preparation method thereof
CN108929171A (en) * 2018-09-28 2018-12-04 黄勇洪 Biological organic fertilizer and preparation method thereof
CN110396020A (en) * 2019-07-10 2019-11-01 山西新绿洲肥业有限公司 A kind of bio-organic fertilizer of high-quality
CN110877998A (en) * 2019-10-07 2020-03-13 徐州快邦生物科技开发有限公司 Universal organic fertilizer and preparation method thereof

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Application publication date: 20170606