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.
Vulnerability to drought-induced embolism. Vulnerability curves (PLC versus Ψ) of Picea abies (a–c) and Pinus sylvestris branches (d–f). Branches were either mechanically unstressed (a,d) or exposed to static (b,e) or dynamic bending (c,f) during dehydration. Vertical lines indicate Ψ50. Asterisks indicate controls (see Results).
