title: Cross protection between mild and severe strains of tobacco mosaic virus in doubly inoculated tomato plants.
mesh_terms: D000956:Antigens, Viral; D009068:Movement; D010935:Plant Diseases; D011523:Protoplasts / Q000276:immunology; D014027:Tobacco Mosaic Virus / Q000254:growth & development* / Q000276:immunology / Q000472:pathogenicity
chemical_list: D000956:Antigens, Viral