mullasseen, mis kahjustab võõrasemale lisaks veel teisigi lilli, nt begooniat, priimulat, peiulilli, petauuniat, floksi, lõvilõuga, lillhernest ja alpikanni
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taimed känguvad ja muutuvad kahvaturoheliseks, vanemad lehed närbuvad enneaegselt, juured ja maa-alune osa pruunistub, hiljem kõduneb
these are soilborne fungi that infect plant roots or wounded cuttings
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lower leaves of infected plants turn yellow, plants are stunted, and severely infected plants die, infections usually start at root tips and through root hairs, root discoloration initially is brown and becomes a dark, flat black as abundant chlamydospores form on and in the root, this blackening may extend from the roots into the crown and lower stem, all ages of plants can be affected
