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tree census, Long-term observation plot No.4, Uryu experimental forest, Hokkaido, Japan, 1988-2008, 毎木調査, 長期観察林番号4号, 雨龍研究林, 北海道.
Tree census, Long-term observation plot No.11, Uryu Experimental Forest, North Hokkaido Experimental Forest (JaLTER), Japan, 1990-2010, 毎木調査, 長期観察林番号11号, 雨龍研究林, 北海道北研究林(JaLTER)
Tree census, Long-term observation plot No.15, Uryu Experimental Forest, North Hokkaido Experimental Forest (JaLTER), Japan, 1991-2011, 毎木調査, 長期観察林番号15号, 雨龍研究林, 北海道北研究林(JaLTER)
Auroral Observation at Syowa Station
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Geomagnetic Observation at Syowa Station
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Upper Atmosphere Physics Monitoring Observation at Syowa Station
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Imaging Riometer Observation at Syowa Station
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1-100Hz ULF/ELF Electromagnetic Wave Observation
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Fabry-Perot Imager Observation at Syowa Station
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SENSU SuperDARN HF-radar Observation at Syowa Station
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