About HARADA KOICHIRO
About 宮城大 食産業学群
About YOSHIKAWA KENJI
About アラスカ大 フェアバンクス校
About SONE TOSHIO
About 北大 低温科研
About 東北の雪と生活(Web)
About frozen soil
About Hokkaido
About communication
About meteorological observation
About snow cover
About Glaciology
About 北海道
About 土壌凍結
About 冬季