Open Journal of Geology
Vol.3 No.2(2013), Paper ID 30564, 8
pages
DOI:10.4236/ojg.2013.32015
Synchronous Changes of Nitrogen and Carbon Isotopic Ratios and Nannoplankton Assemblage in Marine Sediments off Peru at 250 ka: A Role of Phytoplankton in Primary Ocean Productivity
Hidenao Hasegawa, Itsuro Kita, Shingo Tsukamoto, Shun Chiyonobu, Yoshihiro Kuwahara
Department of Environmental Changes, Faculty of Social and Cultural Studies, Kyushu University, Fukuoka, Japan
Copyright © 2013 Hidenao Hasegawa, Itsuro Kita, Shingo Tsukamoto, Shun Chiyonobu, Yoshihiro Kuwahara et al. This is
an open access article distributed under the Creative Commons Attribution
License, which permits unrestricted use, distribution, and reproduction in any
medium, provided the original work is properly cited.
How to Cite this Article
Hasegawa, H. , Kita, I. , Tsukamoto, S. , Chiyonobu, S. and Kuwahara, Y. (2013) Synchronous Changes of Nitrogen and Carbon Isotopic Ratios and Nannoplankton Assemblage in Marine Sediments off Peru at 250 ka: A Role of Phytoplankton in Primary Ocean Productivity.
Open Journal of Geology,
3, 113-120. doi:
10.4236/ojg.2013.32015.