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.
Illustration of the main factors influencing shifts in the biogeography of emergent plant pathogens. The spread of plant pathogens has been facilitated by the global intensification of agriculture, host shifts and new introductions through anthropogenic movement, natural dispersal and severe weather events.
