Columbia subject headings:
Harvard subject headings:
Phytopathogenic bacteria--Periodicals.
Phytopathogenic fungi--Periodicals.
Phytopathogenic microorganisms--Periodicals.
Princeton subject headings:
Host-parasite relationships--Periodicals.
Periodicals.
Phytopathogenic microorganisms--Periodicals.
Plant diseases--Periodicals.
Plants--Microbiology--Periodicals.