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.
Relative abundance of major bacterial groups in the 16S rRNA gene clone libraries constructed from the 3.5- (OY04), 5.0-(OY05), and 6.6- (OY07) year-old deposits, and the site CL soil. Number of clones analyzed was 160, 111, 163, and 32, respectively.
