TY - JOUR A1 - Ohkouchi, N. A1 - Kashiyama, Y. A1 - Kuroda, J. A1 - Ogawa, N. O. A1 - Kitazato, H. T1 - An importance of diazotrophic cyanobacteria as a primary producer during Cretaceous Oceanic Anoxic Event 2 JO - Biogeosciences Discuss. J1 - BGD VL - 3 IS - 3 SP - 575 EP - 605 Y1 - 2006/06/16 PB - Copernicus Publications SN - 1810-6277 UR - http://www.biogeosciences-discuss.net/3/575/2006/ L1 - http://www.biogeosciences-discuss.net/3/575/2006/bgd-3-575-2006.pdf ER -