Published Papers - ITO Ayumi
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Relationship between partition of heavy metals in sewage sludge and elution of heavy metals
A. Ito, J. Kusanagi, T. Matsukura, J. Aizawa and T. Umita
Water Science and Technology 46 ( 10 ) 25 - 32 2002.11 [Refereed]
Academic Journal Multiple authorship
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Elution of arsenic from sewage sludge
Ayumi Ito, Toshiyuki Takachi, Noriko Saito, Jiro Aizawa, Teruyuki Umita
Environmental Engineering Research 38 71 - 79 2001.11 [Refereed]
Academic Journal Multiple authorship
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Characteristics of arsenic elution from sewage sludge
A. Ito, T. Takachi, K. Kitada, J. Aizawa, T. Umita
Applied Organometallic Chemistry 15 ( 4 ) 266 - 270 2001.04 [Refereed]
Academic Journal Multiple authorship
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Chemical and biological removal of arsenic from sewage sludge
A. Ito, T. Takachi, J. Aizawa and T. Umita
Water Science and Technology 44 ( 10 ) 59 - 64 2001.01 [Refereed]
Academic Journal Multiple authorship
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Biological leaching of heavy metals from anaerobically digested sewage sludge using indigenous sulfur-oxidizing bacteria and sulfur waste in a closed system
K. Kitada, A. Ito, J. Aizawa and T. Umita
Water Science and Technology 43 ( 2 ) 59 - 65 2001.01 [Refereed]
Academic Journal Multiple authorship
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Evaluation of water environment after river improvement works in the River Tamoki based on aquatic insects
Hiroaki Kariya, Ayumi Ito, Atsushi Sasaki, Jiro Aizawa, An Ying, Teruyuki Umita
Environmental Engineering Research 37 149 - 159 2000.11 [Refereed]
Academic Journal Multiple authorship
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Removal of heavy metals from incinerated ash of sewage sludge
Ayumni Ito, Koji Yamada, Yusuke Takeda, Kumiko Kitada, Jiro Aizawa, Teruyuki Umita
Journal of Japan Sewage Works Association 37 ( 458 ) 166 - 180 2000.11 [Refereed]
Academic Journal Multiple authorship
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Removal of heavy metals from anaerobically digested sewage sludge by a new chemical method using ferric sulfate
A. Ito, T. Umita, J. Aizawa, T. Takachi and K. Morinaga
Water Research 34 ( 3 ) 751 - 758 2000.11 [Refereed]
Academic Journal Multiple authorship
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Effect of effluents from a sewage treatment plant on river benthic animals and water environment
Jiro, Aizawa, Yoshiaki Sato, Ayumi Ito, Kumiko Kitada, Teruyuki Umita, Tatsuo Omura
Japanese Journal of Water Treatment Biology 35 ( 4 ) 247 - 259 1999.01 [Refereed]
Academic Journal Multiple authorship
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Removal of arsenic from sewage sludge
Teruyuki Umita, Noriko Saito, Ayumi Ito, Jiro Aizawa
Proceedings of IAWQ Specialized conference on disposal and utilisation of sewage sludge 265-272 1999.01
Academic Journal Multiple authorship
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下水汚泥中に生息する鉄酸化細菌による下水汚泥からの重金属の除去(共著)
北田久美子,伊藤歩,相澤治郎,海田輝之
環境工学研究論文集 36 105-112 1999.01 [Refereed]
Academic Journal Multiple authorship
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Heavy metals removal from anaerobically digested sewage sludge using indigenous iron oxidizing bacteria,
K. Kitada, A. Ito, J. Aizawa and T. Umita
Proceedings of 7th IAWQ Asia-Pacific Regional Conference 2 969 - 974 1999.01
Others Multiple authorship
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誘導結合プラズマ質量分析法による下水汚泥中の重金属の分析 (共著)
北田久美子,伊藤歩,相澤治郎,海田輝之
下水道協会誌論文集 35 ( 432 ) 143-156 1998.01 [Refereed]
Academic Journal Multiple authorship
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鉱山廃水処理水を受容する河川の水環境について -岩手県北部を流下する赤川を対象にして- (共著)
菊池健児,伊藤歩,北田久美子,相澤治郎,海田輝之
環境工学研究論文集 35 273-284 1998.01 [Refereed]
Academic Journal Multiple authorship
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Effect of inoculation of iron oxidizing bacteria on elution of copper from anaerobically digested sewage sludge (共著)
Ayumi Ito, Teruyuki Umita, Jiro Aizawa, Kumiko Kitada
Water Science and Technology 38 ( 2 ) 63-70 1998.01 [Refereed]
Academic Journal Multiple authorship
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下水汚泥からの銅の溶出除去に関する研究 (共著)
伊藤歩,海田輝之,相澤治郎,北田久美子
環境工学研究論文集 34 361-369 1997.01 [Refereed]
Academic Journal Multiple authorship
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Effect of biological leaching on removal of heavy metals from an aerobically digested sewage sludge (共著)
A. Ito, T. Umita and J. Aizawa
Proceedings of 6th IAWQ Asia-Pacific Regional conference 1 495 - 502 1997.01
Others Multiple authorship
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下水汚泥からの重金属の溶出除去に関する研究 -汚泥滞留時間の影響及びCuの溶出機構- (共著)
伊藤歩, 海田輝之, 相澤治郎, 斎藤紀子, 大村達夫
環境工学研究論文集 33 1 - 9 1996.01 [Refereed]
Academic Journal Multiple authorship
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Effect of ferric sulfate addition on bacterial leaching of heavy metals from anaerobically digested sludge
Koji Morinaga, Tatsuo Omura, Teruyuki Umita, Jiro Aizawa, Ayumi Ito
Journal of Japan Sewage Works Association 31 ( 379 ) 82 - 94 1994.01 [Refereed]
Academic Journal Multiple authorship