{"@context":{"@vocab":"https://cir.nii.ac.jp/schema/1.0/","rdfs":"http://www.w3.org/2000/01/rdf-schema#","dc":"http://purl.org/dc/elements/1.1/","dcterms":"http://purl.org/dc/terms/","foaf":"http://xmlns.com/foaf/0.1/","prism":"http://prismstandard.org/namespaces/basic/2.0/","cinii":"http://ci.nii.ac.jp/ns/1.0/","datacite":"https://schema.datacite.org/meta/kernel-4/","ndl":"http://ndl.go.jp/dcndl/terms/","jpcoar":"https://github.com/JPCOAR/schema/blob/master/2.0/"},"@id":"https://cir.nii.ac.jp/crid/1920302384696503936.json","@type":"Dissertation","productIdentifier":[{"identifier":{"@type":"DOI","@value":"10.11501/3189685"}},{"identifier":{"@type":"NAID","@value":"500001597524"}},{"identifier":{"@type":"NAID","@value":"500000211893"}},{"identifier":{"@type":"NDL_BIB_ID","@value":"000000411625"}},{"identifier":{"@type":"URI","@value":"http://id.ndl.go.jp/bib/000000411625"}},{"identifier":{"@type":"URI","@value":"https://ndlsearch.ndl.go.jp/books/R100000002-I000000411625"}},{"identifier":{"@type":"NAID","@value":"500001836780"}},{"identifier":{"@type":"NAID","@value":"500000728383"}},{"identifier":{"@type":"URI","@value":"https://dl.ndl.go.jp/pid/3189685"}}],"dc:title":[{"@value":"農地水系における硫黄脱窒を用いた硝酸態窒素除去及び亜酸化窒素の抑制"},{"@language":"ja-Kana","@value":"ノウチ スイケイ ニ オケル イオウ ダッチツ オ モチイタ ショウサンタイ チッソ ジョキョ オヨビ アサンカ チッソ ノ ヨクセイ"}],"dc:language":"ja","description":[{"notation":[{"@value":"博士論文"}]},{"notation":[{"@value":"資料形態 : テキストデータ プレーンテキスト"},{"@value":"コレクション : 国立国会図書館デジタルコレクション > デジタル化資料 > 博士論文"},{"@value":"博士論文"},{"@value":"乱丁あり"}]}],"creator":[{"@id":"https://cir.nii.ac.jp/crid/1930302384696503936","@type":"Researcher","foaf:name":[{"@value":"長谷川, 聖"},{"@language":"ja-Kana","@value":"ハセガワ, キヨ"}]}],"ndl:dissertationNumber":"甲第15105号","ndl:dateGranted":"2000-03-29","ndl:degreeName":"博士 (工学)","degreeAwardInstitution":{"jpcoar:degreeGrantorName":[{"@value":"東京大学"},{"@language":"ja-Kana","@value":"トウキョウ ダイガク"}]},"url":[{"@id":"http://id.ndl.go.jp/bib/000000411625"},{"@id":"https://ndlsearch.ndl.go.jp/books/R100000002-I000000411625"},{"@id":"https://dl.ndl.go.jp/pid/3189685"}],"dataSourceIdentifier":[{"@type":"NDL_SEARCH","@value":"oai:ndlsearch.ndl.go.jp:R100000002-I000000411625"},{"@type":"NDL_SEARCH","@value":"oai:ndlsearch.ndl.go.jp:R100000039-I3189685"}],"dcterms:tableOfContents":[{"dcterms:title":["目次","1.研究の背景及び目的","1.1 研究の背景","1.2 研究の目的","2.既存の知見の整理","2.1 地球温暖化","2.2 亜酸化窒素","2.3 硝酸態窒素汚染","2.4 窒素サイクルと亜酸化窒素の発生条件","2.5 硫黄サイクル","2.6 硫黄脱窒","3.分析方法","3.1 N₂O","3.2 NO分析法","3.3 間隙水採取法","3.4 各水質項目分析","3.5 各土壌項目分析","3.6 FISHによる分析","4.硫黄の有効性評価","4.1 T.denitrificansの純菌による硫黄脱窒の評価","4.2 カラム実験による硫黄の埋込評価","4.3 硫黄混合土壌カラムの各深土壌活性試験","4.4 4章まとめ","5.硫黄脱窒への影響因子の把握","5.1 含水率の硫黄脱窒に与える影響","5.2 酸素の硫黄脱窒に与える影響","5.3 pHの硫黄脱窒に与える影響","5.4 バッチ実験による電子供与体としての硫黄の有効性評価","5.5 5章まとめ","6.副次的影響の評価","6.1 NOの生成","6.2 硫化物による阻害影響","6.3 層状電子供与体投与の影響","6.4 6章まとめ","7.FISHによる硫黄脱窒の把握","7.1 FISHによる硫黄脱窒の把握意図","7.2 FISHのための準備","7.3 バッチ実験におけるT.denitrificansの消長","7.4 カラム試験におけるT.denitrificansの空間分布","8.最適な硝酸態窒素除去法の提示","8.1 実地調査との比較","8.2 最適環境条件の評価","8.3 硫黄埋込法の評価","8.4 副次的影響の評価","8.5 電子供与体としての有機物と元素硫黄の有効性評価","8.6 最適な硝酸態窒素除去法の提示","9.結論","9.1 結論","9.2 今後の課題","Appendix(1)実地調査結果","A1.1 調査地域全体の概要","A1.2 各水系の調査概要","A1.3 N₂O測定法","A1.4 結果","A1.5 水田及び小河川でのN₂O放出割合","A1.6 まとめ","Appendix(2)Fungi脱窒の寄与","A2.1 Fungi寄与率の測定法","A2.2 実験結果","A2.3 実験考察","A2.4 阻害の検討","A2.5 Fungi試験まとめ","Appendix(3)参考写真","(1)対象農地水系～低地水田～","(2)対象農地水系～低地小河川～","(3)対象農地水系～高地畜産～","(4)土壌採取地～水田土壌～","(5)採取水田土壌","(6)土壌採取地～畑地土壌～","(7)畑地土壌","(8)土壌カラム","(9)時間経過に伴う硫化物生成","(10)NO測定～NOx除去カラム～","(11)FISH前処理～自然沈降～","(12)層状硫黄埋め込みカラムにおける硫化物の生成","(13)層状硫黄埋め込みカラムにおける硫化物の生成","(14)Fungi阻害試験","Appendix(4)7.3､7.4FISH元画像","Appendix(5)畑地土壌におけるT.denitrificansの空間分布","引用文献･参考文献･参考サイト","謝辞","論文要旨"]}]}