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[{"key": "dc.contributor.author", "value": "Kehus, Johanna", "language": null, "element": "contributor", "qualifier": "author", "schema": "dc"}, {"key": "dc.date.accessioned", "value": "2012-08-20T06:14:18Z", "language": null, "element": "date", "qualifier": "accessioned", "schema": "dc"}, {"key": "dc.date.available", "value": "2012-08-20T06:14:18Z", "language": null, "element": "date", "qualifier": "available", "schema": "dc"}, {"key": "dc.date.issued", "value": "2012", "language": null, "element": "date", "qualifier": "issued", "schema": "dc"}, {"key": "dc.identifier.other", "value": "oai:jykdok.linneanet.fi:1224218", "language": null, "element": "identifier", "qualifier": "other", "schema": "dc"}, {"key": "dc.identifier.uri", "value": "https://jyx.jyu.fi/handle/123456789/38302", "language": null, "element": "identifier", "qualifier": "uri", "schema": "dc"}, {"key": "dc.description.abstract", "value": "T\u00e4ss\u00e4 tutkimuksessa tarkasteltiin Jyv\u00e4skyl\u00e4n seudulla muodostuvista j\u00e4tevedenpuhdistamoiden lietteist\u00e4 ja rejektivesist\u00e4 sek\u00e4 bioj\u00e4tteist\u00e4, lannoista ja lentotuhkista tuotettavissa olevia lannoitevalmisteita. Tiedot raaka-aineiden m\u00e4\u00e4rist\u00e4 ja ominaisuuksista koottiin p\u00e4\u00e4osin alueellisesta j\u00e4tteenk\u00e4sittely-yhti\u00f6st\u00e4, j\u00e4tevedenk\u00e4sittely-yhti\u00f6st\u00e4 sek\u00e4 energiayhti\u00f6st\u00e4. Osa raaka-aineiden ominaisuuksista arvioitiin kirjallisuusarvojen perusteella tai m\u00e4\u00e4ritettiin laskennallisesti. J\u00e4tevedenpuhdistamoiden lietteiden sek\u00e4 bioj\u00e4tteiden ja lantojen tuotteistamismenetelmiksi valittiin anaerobinen hajotus sek\u00e4 kompostointi ja terminen kuivaus. Rejektivesien ammoniumtypen talteenotossa vertailtiin strippausta sek\u00e4 struviittisaostusta, ja lentotuhkien k\u00e4sittelymenetelm\u00e4ksi valittiin rakeistus. Lannoitevalmisteisiin liittyv\u00e4n lains\u00e4\u00e4d\u00e4nn\u00f6n rajoissa lannoitevalmisteille tarkasteltiin vaihtoehtoisia k\u00e4ytt\u00f6kohteita.\nAnaerobisen hajotuksen hygieeninen k\u00e4sittelyj\u00e4\u00e4nn\u00f6s voidaan tuotteistaa sek\u00e4 maanparannuskompostiksi ett\u00e4 -rakeeksi. Maanparannuskompostia muodostuu 9424 t/a ja se riitt\u00e4\u00e4 6055 ha/a. Vaihtoehtoisesti maanparannusraetta muodostuu 6701 t/a ja se riitt\u00e4\u00e4 6727 ha/a. Maanparannuskompostia ja -raetta voidaan hy\u00f6dynt\u00e4\u00e4 pelto- ja puutarhak\u00e4yt\u00f6ss\u00e4 sek\u00e4 viherrakentamisessa ja maisemoinnissa. Maanparannuskompostia voidaan k\u00e4ytt\u00e4\u00e4 my\u00f6s mullan valmistuksessa. Sek\u00e4 maanparannuskompostille ett\u00e4 -rakeelle on riitt\u00e4v\u00e4sti k\u00e4ytt\u00f6kohteita Keski-Suomen alueella, sill\u00e4 pelloista 39400 ha/a soveltuu lannoitusk\u00e4ytt\u00f6\u00f6n. Eloper\u00e4isist\u00e4 raaka-aineista talteen saatavan energian m\u00e4\u00e4r\u00e4 kaksinkertaistuu, jos ne kaikki hajotetaan tulevaisuudessa anaerobisesti.\nKeljonlahden voimalaitoksen lentotuhkasta muodostuu 46358 t/a tuhkaraetta ja se riitt\u00e4\u00e4 455880 ha/60 a. Tuhkarae soveltuu mets\u00e4lannoitteeksi runsastyppisille suometsille. Keski-Suomen alueella on ihanteellisia tuhkalannoituskohteita 265434 ha eli ei riitt\u00e4v\u00e4sti kaikelle tuotettavissa olevalle tuhkarakeelle. Tuhka voidaan tuotteistaa my\u00f6s tuhka-m\u00e4d\u00e4terakeeksi, jolloin rakeeseen saadaan typpe\u00e4 m\u00e4d\u00e4tteest\u00e4. T\u00e4m\u00e4nhetkisen lains\u00e4\u00e4d\u00e4nn\u00f6n mukaisesti tuhka-m\u00e4d\u00e4terae soveltuu vain viherrakentamis- tai maisemointik\u00e4ytt\u00f6\u00f6n. Rejektivesien strippausk\u00e4sittelyst\u00e4 saadaan talteen 1281 t/a ammoniumnitraattia tai struviittisaostuksesta 2197 t/a struviittia. Ep\u00e4orgaanisille typpilannoitteille on riitt\u00e4v\u00e4sti k\u00e4ytt\u00f6kohteita Keski-Suomen alueella. T\u00e4ss\u00e4 tutkimuksessa ei tarkasteltu k\u00e4sittelyvaihtoehtojen taloudellisuutta tai ymp\u00e4rist\u00f6vaikutuksia.", "language": null, "element": "description", "qualifier": "abstract", "schema": "dc"}, {"key": "dc.description.provenance", "value": "Submitted using Plone Publishing form by Miia Hakanen (mihakane) on 2012-08-20 06:14:16.169675. Form: Admin-lomake Pro gradu -t\u00f6ille (https://kirjasto.jyu.fi/julkaisut/julkaisulomakkeet/admin-lomake-pro-gradu-toille). JyX data:", "language": "en", "element": "description", "qualifier": "provenance", "schema": "dc"}, {"key": "dc.description.provenance", "value": "Submitted by jyx lomake-julkaisija (jyx-julkaisija@noreply.fi) on 2012-08-20T06:14:17Z\nNo. of bitstreams: 2\nURN:NBN:fi:jyu-201208202173.pdf: 777062 bytes, checksum: 56811f1045dd8dfc6a1f6843791269f8 (MD5)\nlicense.html: 107 bytes, checksum: a7d86e598caa500b1b433bbb9dc8ef1c (MD5)", "language": "en", "element": "description", "qualifier": "provenance", "schema": "dc"}, {"key": "dc.description.provenance", "value": "Made available in DSpace on 2012-08-20T06:14:18Z (GMT). No. of bitstreams: 2\nURN:NBN:fi:jyu-201208202173.pdf: 777062 bytes, checksum: 56811f1045dd8dfc6a1f6843791269f8 (MD5)\nlicense.html: 107 bytes, checksum: a7d86e598caa500b1b433bbb9dc8ef1c (MD5)\n Previous issue date: 2012", "language": "en", "element": "description", "qualifier": "provenance", "schema": "dc"}, {"key": "dc.format.extent", "value": "55 sivua", "language": null, "element": "format", "qualifier": "extent", "schema": "dc"}, {"key": "dc.format.mimetype", "value": "application/pdf", "language": null, "element": "format", "qualifier": "mimetype", "schema": "dc"}, {"key": "dc.language.iso", "value": "fin", "language": null, "element": "language", "qualifier": "iso", "schema": "dc"}, {"key": "dc.rights", "value": "In Copyright", "language": "en", "element": "rights", "qualifier": null, "schema": "dc"}, {"key": "dc.subject.other", "value": "puhdistamoliete", "language": null, "element": "subject", "qualifier": "other", "schema": "dc"}, {"key": "dc.subject.other", "value": "rejektivesi", "language": null, "element": "subject", "qualifier": "other", "schema": "dc"}, {"key": "dc.title", "value": "Lannoitevalmisteiden tuottaminen bioj\u00e4tteist\u00e4, puhdistamolietteist\u00e4, rejektivesist\u00e4 sek\u00e4 lentotuhkista : esimerkkin\u00e4 Jyv\u00e4skyl\u00e4n seutu", "language": null, "element": "title", "qualifier": null, "schema": "dc"}, {"key": "dc.type", "value": "master thesis", "language": null, "element": "type", "qualifier": null, "schema": "dc"}, {"key": "dc.identifier.urn", "value": "URN:NBN:fi:jyu-201208202173", "language": null, "element": "identifier", "qualifier": "urn", "schema": "dc"}, {"key": "dc.type.dcmitype", "value": "Text", "language": "en", "element": "type", "qualifier": "dcmitype", "schema": "dc"}, {"key": "dc.type.ontasot", "value": "Pro gradu -tutkielma", "language": "fi", "element": "type", "qualifier": "ontasot", "schema": "dc"}, {"key": "dc.type.ontasot", "value": "Master\u2019s thesis", "language": "en", "element": "type", "qualifier": "ontasot", "schema": "dc"}, {"key": "dc.contributor.faculty", "value": "Matemaattis-luonnontieteellinen tiedekunta", "language": "fi", "element": "contributor", "qualifier": "faculty", "schema": "dc"}, {"key": "dc.contributor.faculty", "value": "Faculty of Sciences", "language": "en", "element": "contributor", "qualifier": "faculty", "schema": "dc"}, {"key": "dc.contributor.department", "value": "Bio- ja ymp\u00e4rist\u00f6tieteiden laitos", "language": "fi", "element": "contributor", "qualifier": "department", "schema": "dc"}, {"key": "dc.contributor.department", "value": "Department of Biological and Environmental Science", "language": "en", "element": "contributor", "qualifier": "department", "schema": "dc"}, {"key": "dc.contributor.organization", "value": "University of Jyv\u00e4skyl\u00e4", "language": "en", "element": "contributor", "qualifier": "organization", "schema": "dc"}, {"key": "dc.contributor.organization", "value": "Jyv\u00e4skyl\u00e4n yliopisto", "language": "fi", "element": "contributor", "qualifier": "organization", "schema": "dc"}, {"key": "dc.subject.discipline", "value": "Ymp\u00e4rist\u00f6tiede ja -teknologia", "language": "fi", "element": "subject", "qualifier": "discipline", "schema": "dc"}, {"key": "dc.subject.discipline", "value": "Environmental science and technology", "language": "en", "element": "subject", "qualifier": "discipline", "schema": "dc"}, {"key": "dc.date.updated", "value": "2012-08-20T06:14:18Z", "language": null, "element": "date", "qualifier": "updated", "schema": "dc"}, {"key": "dc.type.coar", "value": "http://purl.org/coar/resource_type/c_bdcc", "language": null, "element": "type", "qualifier": "coar", "schema": "dc"}, {"key": "dc.rights.accesslevel", "value": "openAccess", "language": "fi", "element": "rights", "qualifier": "accesslevel", "schema": "dc"}, {"key": "dc.type.publication", "value": "masterThesis", "language": null, "element": "type", "qualifier": "publication", "schema": "dc"}, 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