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.
Differences (Δ) in soluble metal concentrations between the sampled bulk and rhizosphere soil solution calculated by subtracting metal rhizosphere from average bulk soil concentrations, averaged across both sampling events. Values represent means ± SE (n = 6). Statistically significant differences are highlighted: *, P < 0.05. Sant, Santomera; Xer T, Xeraco topsoil; Xer L, Xeraco subsoil; Bol, Bologna; Nad, Nadec; Lass, Lassee; SL 10%, Siebenlinden + 10% CaCO3.
