ABSTRACT
In the following sections, a comprehensive list of diseases occurring in major crops grown in different parts of the world is presented. The common names of the diseases given in these sections are the American Phytopathological Society approved names (Hansen, 1985, 1988, 1991; APSnet, 1997). Names of fungal pathogens (their accepted names, synonyms, anamorphic and teleomorphic names) with authority are given (Hawksworth et al., 1995; Wrobel and Creber, 1998). Synonyms are given as =. Names of the bacterial pathogens are given based on papers published by Young and colleagues (1996) and Schaad and colleagues (2000). The names include accepted names and all valid synonyms, which are indicated as =. Names of viruses have been given based on the guidelines provided by Van Regenmortel (1999).
