This comprehensive dictionary provides an essential reference for plant pathologists and agriculturalists at all levels, listing the authoritative names of all major plant pathogens. The 11,000 entries, which include fungi from over 500 genera, 800 viruses, bacteria, mollicutes, nematodes and viriods, contain brief descriptions and thorough supporting references. There are also entries for the names of diseases and disorders, crops and their pathology, fungicides, taxonomic groups, terminology, toxins, vectors and past plant pathologists. Overall, the volume provides a wide-ranging resource for all those working in the discipline. In this new edition over 3000 entries have been added and many existing entries updated and expanded. In addition, common disease names such as "blight" and "canker" are now more conveniently included under the relevant crop.