"Sakae Toyoda,Midori Yano,早川 敦,秋山博子,西山誠一,須藤重人,keisuke koba,keita Yamada,NAOHIRO YOSHIDA","アイソトポマー比を用いた農耕土壌起源N２Oのキャラクタリゼーションおよび全球放出推定","第15回大気化学討論会","第15回大気化学討論会講演要旨集","大気化学研究会",,,"p. 22",2009,Oct.
"Taku Watanabe,Shohei Hattori,Sakae Toyoda,Yuichiro Ueno,NAOHIRO YOSHIDA","大気中の硫化カルボニルの硫黄同位体比測定法の開発","第15回大気化学討論会","第15回大気化学討論会講演要旨集","大気化学研究会",,,"p. 45",2009,Oct.
"Hiroki Shibata,keita Yamada,Makiko Kikuchi,unknown unknown,Sakae Toyoda,NAOHIRO YOSHIDA","マイクロ固相抽出―ガスクロマトグラフィー同位体比質量分析法による揮発性有機化合物の水素安定同位体比解析","第15回大気化学討論会","第15回大気化学討論会講演要旨集","大気化学研究会",,,"p. 99",2009,Oct.
"石島健太郎,Sakae Toyoda,Chisato Yoshikawa,須藤健悟,南部伸孝,青木周司,中澤高清,NAOHIRO YOSHIDA","N２Oアイソトポマー化学輸送モデルの開発","第15回大気化学討論会","第15回大気化学討論会講演要旨集","大気化学研究会",,,"p. 64",2009,Oct.
"Wu Chen,Keita Yamada,Sakae Toyoda,Naohiro Yoshida,Rina Kono,Koki Murayama","Investigation of methane emission during sewage water treatment in Japan through carbon isotope ratio","日本地球化学会2009年会","日本地球化学会2009年会講演要旨集","日本地球化学会","Vol. 57",,"p. 260",2009,Sept.
"吉田 磨,今井 翔,Kouhei Kawano,Sakae Toyoda,窪田 千穂,Ayako Fujii,keita Yamada,渡邉 修一,NAOHIRO YOSHIDA","太平洋WOCE-P01・P03・P21における溶存メタンの動態","日本地球化学会2009年会","日本地球化学会2009年会講演要旨集","日本地球化学会","Vol. 57",,"  337",2009,Sept.
"山田桂大,Hiroki Shibata,keita Yamada,unknown unknown,Sakae Toyoda,NAOHIRO YOSHIDA","植物由来揮発性有機化合物のマイクロ固相抽出-ガスクロマトグラフィー同位体比質量分析法による炭素安定同位体比分析","日本地球化学会2009年会","日本地球化学会2009年会講演要旨集","日本地球化学会","Vol. 57",,"p. 237",2009,Sept.
"Keisuke Koba,K. Osaka,Yoshifumi Tobari,Sakae Toyoda,N. Ohte,Katsuyama,Suzuki,M. Itoh,H. Yamagishi,M. Kawasaki,S. Kim,Naohiro Yoshida,T. Nakajima","Biogeochemistry of nitrous oxide in roundwater in a forested ecosystem elucidated by nitrous oxide isotopomer measurements",,"Geochimica et Cosmochimica Acta,",,,,"  3115-3133",2009,June
"Sakae Toyoda,Hiroyuki Iwai,Keisuke Koba,Naohiro Yoshida","Isotopomeric analysis of N2O dissolved in a river in the Tokyo metropolitan area",,"Rapid Communications in Mass Spectrometry",,"Vol. 23",,"pp. 809-821",2009,Mar.