About URABE Tasuku
About Fac. of Sci., Shinshu Univ., Asahi 3-1-1, Matsumoto 390-8621, JPN
About KURIYAMA Manato
About Graduate School of Environmental Studies, Nagoya Univ., Hurou D2-1(510), Chikusa, Nagoya, JPN
About MATSUMOTO Ryo
About Gas Hydrate Lab., Meiji Univ., Kandasurugadai 1-1, Chiyoda-ku, Tokyo 101-8301, JPN
About KUMON Fujio
About Fac. of Sci., Shinshu Univ., Asahi 3-1-1, Matsumoto 390-8621, JPN
About Journal of Asian Earth Sciences
About Niigata prefecture
About boring core
About TOC
About Quaternary Period
About Nitrogen
About paleoclimate
About climatic variation
About productivity
About high-resolution
About Sea of Japan
About submarine sediment
About oxygen 18
About radiocarbon dating
About Joetsu City
About biological productivity
About total nitrogen
About marine isotope stage
About Organic geology
About Quaternary
About 上越
About 日本海
About 堆積物コア
About 全有機炭素
About 推定
About 東アジア
About 後期第四紀
About 気候