Downy mildew
Downy mildew, but not rust, has been reported at sentinel plots this year. (Daren Mueller)
This image appears in the following article:
Downy mildew
[1]
Source URL:
http://www.ipm.iastate.edu/ipm/icm//ipm/icm/node/645
Links:
[1] http://www.ipm.iastate.edu/ipm/icm/2006/8-7/srust.html
