title: Alternaria leaf spot of tobacco. II. Independent segregation of morphological and virulence traits in conidial populations of Alternaria tenuis Nees.
mesh_terms: D005827:Genetics, Microbial; D003904:Mitosporic Fungi / Q000145:classification / Q000166:cytology* / Q000472:pathogenicity; D010935:Plant Diseases; D010947:Plants, Toxic; D013172:Spores, Fungal / Q000145:classification / Q000166:cytology; D014026:Nicotiana; D014774:Virulence