Bacterial Diseases

  • R. Kenneth Horst
Reference work entry


Small, motile, short rods, with two to six peritrichous flagella or a polar or subpolar flagellum, ordinarily Gram-negative, not producing visible gas or detectable acid in ordinary culture media; growth on carbohydrate media usually accompanied by copious entracellular, polysaccharide slime; gelatin liquefied slowly or not at all; optimum temperatures 25° to 30°C. Found in soil, or plant roots in soil, or in hypertrophies or galls on roots or stems of plants.


Crown Gall Fire Blight Aster Yellow Velvet Bean Peritrichous Flagellum 
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Copyright information

© Springer Science+Business Media Dordrecht 2013

Authors and Affiliations

  • R. Kenneth Horst
    • 1
  1. 1.Department of Plant Pathology and Plant-Microbe BiologyCornell UniversityIthacaUSA

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