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.
Regional distribution of known races and isolates of Podosphaera xanthii that were collected from powdery mildew infested melon farms for testing against standard differential cultigens. Known race 1, race N2 and race A were reported in the year 2013 by Kim et al (2016a). The isolates that were characterized in this study were shown in red colored text.
