Disease Focus
Summer 2016 (Volume 20, Issue 2)
Disease Focus: Powdery and Downy Mildews
by Jim Downer
Spring 2016 (Volume 20, Issue 1)
DISEASE FOCUS: Botrytis time
by Jim Downer
Winter 2015 (Volume 19, Issue 3)
DISEASE FOCUS: The rise of Bot canker diseases
by Jim Downer
Summer 2015 (Volume 19, Issue 2)
Disease Focus: Detecting Phytophthora in nursery plants
by Jim Downer
Fall 2014 (Volume 18, Issue 3)
DISEASE FOCUS: Scorch diseases caused by Xylella fastidiosa
by Jim Downer
Spring 2014 (Volume 18, Issue 1)
DISEASE FOCUS: Fusarium dieback and polyphagous shot hole borer
by Jim Downer and Akif Eskalen
Fall 2013 (Volume 17, Issue 3)
DISEASE FOCUS: Effect of fertilizers on plant diseases
by Jim Downer
Summer 2013 (Volume 17, Issue 2)
DISEASE FOCUS: Mixed infections cause problems with accurate disease diagnosis
by Deborah Mathews
Spring 2013 (Volume 17, Issue 1)
DISEASE FOCUS: Do you know what might be lurking in your irrigation water?
by Deborah Mathews
Fall 2012 (Volume 16, Issue 3)
DISEASE FOCUS: Developing a successful disease scouting program
by Deborah M. Mathews
Summer 2012 (Volume 16, Issue 2)
DISEASE FOCUS: Boxwood blight — a new threat to California
by Deborah Mathews
Spring 2012 (Volume 16, Issue 1)
DISEASE FOCUS: Weeds as a source of plant virus infections and bacterial leaf spot of poinsettia
by Deborah Mathews
Fall 2011 (Volume 15, Issue 3)
DISEASE FOCUS: Insect-transmitted plant virus diseases
by Deborah M. Mathews