Michael J. Pelczar
Contributor
LOCATION: Chester, MD, United States
Emeritus Vice President for Graduate Studies and Research; Emeritus Professor of Microbiology, University of Maryland, College Park. Emeritus President, Council of Graduate Schools. Coauthor of Microbiology; Elements of Microbiology.
Primary Contributions (3)
Plant disease, an impairment of the normal state of a plant that interrupts or modifies its vital functions. All species of plants, wild and cultivated alike, are subject to disease. Although each species is susceptible to characteristic diseases, these are, in each case, relatively few in number.…
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