| Production of refractory dissolved organic matter by bacteria H Ogawa, Y Amagai, I Koike, K Kaiser, R Benner Science 292 (5518), 917-920, 2001 | 741 | 2001 |
| Direct determination of carbon and nitrogen contents of natural bacterial assemblages in marine environments R Fukuda, H Ogawa, T Nagata, I Koike Applied and environmental microbiology 64 (9), 3352-3358, 1998 | 671 | 1998 |
| A mesoscale iron enrichment in the western subarctic Pacific induces a large centric diatom bloom A Tsuda, S Takeda, H Saito, J Nishioka, Y Nojiri, I Kudo, H Kiyosawa, ... Science 300 (5621), 958-961, 2003 | 619 | 2003 |
| The decline and fate of an iron-induced subarctic phytoplankton bloom PW Boyd, CS Law, CS Wong, Y Nojiri, A Tsuda, M Levasseur, S Takeda, ... Nature 428 (6982), 549-553, 2004 | 573 | 2004 |
| Dissolved organic matter in oceanic waters H Ogawa, E Tanoue Journal of Oceanography 59, 129-147, 2003 | 377 | 2003 |
| Analysis of 95 cases of squamous cell carcinoma of the external and middle ear M Yin, K Ishikawa, K Honda, T Arakawa, Y Harabuchi, T Nagabashi, ... Auris Nasus Larynx 33 (3), 251-257, 2006 | 181 | 2006 |
| Comparison of two methods for measuring dissolved organic carbon in sea water H Ogawa, N Ogura Nature 356 (6371), 696-698, 1992 | 150 | 1992 |
| Vertical distributions of dissolved organic carbon and nitrogen in the Southern Ocean H Ogawa, R Fukuda, I Koike Deep Sea Research Part I: Oceanographic Research Papers 46 (10), 1809-1826, 1999 | 147 | 1999 |
| Dissolved organic matter in natural waters KMG Mostofa, C Liu, MA Mottaleb, G Wan, H Ogawa, D Vione, T Yoshioka, ... Photobiogeochemistry of organic matter: principles and practices in water …, 2013 | 138 | 2013 |
| Characterization of dissolved organic phosphorus in coastal seawater using ultrafiltration and phosphohydrolytic enzymes M Suzumura, K Ishikawa, H Ogawa Limnology and Oceanography 43 (7), 1553-1564, 1998 | 136 | 1998 |
| A preliminary methods comparison for measurement of dissolved organic nitrogen in seawater JH Sharp, KR Rinker, KB Savidge, J Abell, JY Benaim, D Bronk, ... Marine Chemistry 78 (4), 171-184, 2002 | 133 | 2002 |
| Translocation and conservation of organic nitrogen within the coral-zooxanthella symbiotic system of Acropora pulchra, as demonstrated by dual isotope-labeling techniques Y Tanaka, T Miyajima, I Koike, T Hayashibara, H Ogawa Journal of Experimental Marine Biology and Ecology 336 (1), 110-119, 2006 | 125 | 2006 |
| Evidence for the grazing hypothesis: Grazing reduces phytoplankton responses of the HNLC ecosystem to iron enrichment in the western subarctic pacific (SEEDS II) A Tsuda, S Takeda, H Saito, J Nishioka, I Kudo, Y Nojiri, K Suzuki, ... Journal of Oceanography 63, 983-994, 2007 | 103 | 2007 |
| Depth profiles of radioactive cesium and iodine released from the Fukushima Daiichi nuclear power plant in different agricultural fields and forests T Ohno, Y Muramatsu, Y Miura, K Oda, N Inagawa, H Ogawa, A Yamazaki, ... Geochemical Journal 46 (4), 287-295, 2012 | 101 | 2012 |
| Contribution of water soluble organic nitrogen to total nitrogen in marine aerosols over the East China Sea and western North Pacific T Nakamura, H Ogawa, DK Maripi, M Uematsu Atmospheric Environment 40 (37), 7259-7264, 2006 | 97 | 2006 |
| Intensive mixing along an island chain controls oceanic biogeochemical cycles J Nishioka, T Nakatsuka, YW Watanabe, I Yasuda, K Kuma, H Ogawa, ... Global biogeochemical cycles 27 (3), 920-929, 2013 | 90 | 2013 |
| A direct instrument comparison for measurement of total dissolved nitrogen in seawater JH Sharp, AY Beauregard, D Burdige, G Cauwet, SE Curless, R Lauck, ... Marine Chemistry 84 (3-4), 181-193, 2004 | 89 | 2004 |
| Fluid machine H Ogawa, T Hotta, S Iwanami, K Uno US Patent 7,314,356, 2008 | 87 | 2008 |
| Photobleaching as a factor controlling spectral characteristics of chromophoric dissolved organic matter in open ocean Y Yamashita, Y Nosaka, K Suzuki, H Ogawa, K Takahashi, H Saito Biogeosciences 10 (11), 7207-7217, 2013 | 85 | 2013 |
| Subpolar marginal seas fuel the North Pacific through the intermediate water at the termination of the global ocean circulation J Nishioka, H Obata, H Ogawa, K Ono, Y Yamashita, K Lee, S Takeda, ... Proceedings of the National Academy of Sciences 117 (23), 12665-12673, 2020 | 84 | 2020 |
