An official website of the United States government
Here's how you know
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Effects of 20 mM bromoethanesulfonate (A) or easily fermentable carbon (TSB containing glucose) (B) on the production of H2 and CH4 in bog peat microcosms. Solid symbols indicate amended microcosms; open symbols indicate controls (unamended); •, ○, H2; ▪, □, CH4.