Columbia subject headings:
Harvard subject headings:
Plant diseases--Research--Wisconsin--Madison--History.
Plant diseases--Study and teaching--Wisconsin--Madison--History.
University of Wisconsin--Madison. Department of Plant Pathology--History.
Princeton subject headings:
Plant diseases--Research--Wisconsin--Madison--History.
Plant diseases--Study and teaching--Wisconsin--Madison--History.
University of Wisconsin--Madison. Department of Plant Pathology--History.