作者: Izumi Noguchi , Takunori Katoh , Shigekatsu Sakai , Riki Iwata , Masayuki Akiyama
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摘要: Snowcover surveys were carried out in Hokkaido, northern Japan. Snowpack samples collected using a steel pipe at 80 sites 1988, 69 1992, and 66 1996 2000 during the time when water equivalents of snowcover are greatest. Spatial distribution maps concentrations accumulated amounts hydrogen, non-sea-salt sulfate calcium ion drawn by Kriging method discussed.