Figure 12.
Fe concentrations associated with two-step extractions (ascorbate and HCl) completed on duplicate cores collected in spring (Jun 2002).
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.