Global nitrogen cycle: critical enzymes, organisms, and processes for nitrogen budgets and dynamics
Nitrogen (N) is used in many of life's fundamental biomolecules, and it is also a participant in
environmental redox chemistry. Biogeochemical processes control the amount and form of N …
environmental redox chemistry. Biogeochemical processes control the amount and form of N …
Nitrogen fixation by marine cyanobacteria
JP Zehr - Trends in microbiology, 2011 - cell.com
Discrepancies between estimates of oceanic N 2 fixation and nitrogen (N) losses through
denitrification have focused research on identifying N 2-fixing cyanobacteria and quantifying …
denitrification have focused research on identifying N 2-fixing cyanobacteria and quantifying …
CO2 control of Trichodesmium N2 fixation, photosynthesis, growth rates, and elemental ratios: Implications for past, present, and future ocean biogeochemistry
DA Hutchins, FX Fu, Y Zhang… - Limnology and …, 2007 - Wiley Online Library
Diazotrophic marine cyanobacteria in the genus Trichodesmium contribute a large fraction
of the new nitrogen entering the oligotrophic oceans, but little is known about how they …
of the new nitrogen entering the oligotrophic oceans, but little is known about how they …
Elevated CO2 enhances nitrogen fixation and growth in the marine cyanobacterium Trichodesmium
O Levitan, G Rosenberg, I Setlik… - Global Change …, 2007 - Wiley Online Library
The increases in atmospheric pCO2 over the last century are accompanied by higher
concentrations of CO2 (aq) in the surface oceans. This acidification of the surface ocean is …
concentrations of CO2 (aq) in the surface oceans. This acidification of the surface ocean is …
Summer phytoplankton blooms in the oligotrophic North Pacific Subtropical Gyre: Historical perspective and recent observations
The export of organic matter from the oceanic euphotic zone is a critical process in the
global biogeochemical cycling of bioelements (C, N, P, Si). Much of this export occurs in the …
global biogeochemical cycling of bioelements (C, N, P, Si). Much of this export occurs in the …
Phosphate availability and the ultimate control of new nitrogen input by nitrogen fixation in the tropical Pacific Ocean
Due to the low atmospheric input of phosphate into the open ocean, it is one of the key
nutrients that could ultimately control primary production and carbon export into the deep …
nutrients that could ultimately control primary production and carbon export into the deep …
Iron availability limits the ocean nitrogen inventory stabilizing feedbacks between marine denitrification and nitrogen fixation
Recent upward revisions in key sink/source terms for fixed nitrogen (N) in the oceans imply a
short residence time and strong negative feedbacks involving denitrification and N fixation to …
short residence time and strong negative feedbacks involving denitrification and N fixation to …
Aerosol iron deposition to the surface ocean—modes of iron supply and biological responses
In the last two decades the role of aerosol iron supply to the ocean has received growing
attention. Research has mainly focused on three themes—how much iron is supplied to the …
attention. Research has mainly focused on three themes—how much iron is supplied to the …
[图书][B] Biological oceanography
CB Miller, PA Wheeler - 2012 - books.google.com
This new edition of Biological Oceanography has been greatly updated and expanded since
its initial publication in 2004. It presents current understanding of ocean ecology …
its initial publication in 2004. It presents current understanding of ocean ecology …
Quorum sensing control of phosphorus acquisition in Trichodesmium consortia
Colonies of the cyanobacterium Trichodesmium are abundant in the oligotrophic ocean, and
through their ability to fix both CO2 and N2, have pivotal roles in the cycling of carbon and …
through their ability to fix both CO2 and N2, have pivotal roles in the cycling of carbon and …