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Number of prokaryotes beneath 1m of soil

Range	0.25-2.5e30 cells
Organism	Biosphere
Reference	William B. Whitman,*† David C. Coleman,‡ and William J. Wiebe. Prokaryotes: The unseen majority. Proc Natl Acad Sci U S A. 1998 June 9 95(12): 6578–6583.PubMed ID9618454
Entered by	Mike Springer
ID	100550