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Using a 13 C- 15 N dual tracer technique, phytoplankton production measurements were conducted along the entire Chukchi Sea shelf during the 2nd RUSALCA cruise from September 1 to 31, 2009, as a part of long-term ecosystem monitoring. The daily total nitrogen production rates ranged from 6.3 to 126.1mgNm -2 d -1 in this study, which were significantly...
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