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.
Spine nitrogen (A) and iron (B) concentration of small or large U. europaeus when uninfected (white bar) or infected (light grey bar) with C. pubescens. (C) Nitrogen, (D) phosphorus, and (E) potassium concentration of stems of C. pubescens when infecting small or large U. europaeus. Data are means (±1 SE); different letters signify significant differences, (A, C) n=8 and (B, D, E) n=4.
