Występowanie patotypów grzyba Phoma medicaginis var. pinodella (Jones) Boerema w rejonie olsztyńskim [Occurrence of pathotypes of Phoma medicaginis var. pinodella (Jones) Boerema in the Olsztyn district]

Helena Furgał-Węgrzycka

Abstract


The causal agents of leaves and pods spot-pot of peas and field peas in the Olsztyn district was the fungus Phoma medicaginis var. pinodella. Investigated isolates of P. medicaginis var. pinodella differed by macroscopic and microscopic features. From diseases leaves and pods of peas and field peas obtained also saprophytic fungi among which Alternaria alternata, Botrytis cinerea, Cladosporium cladosporioides, Epicoccum purpurascens, Stemphylium botryosum, Sordaria fimicola and mycelia sterilia were dominated. In the study on the identification and distribution of pathotypes of P. medicaginis var. pinodella six pathotypes were identified among which pathotype 3 were dominated. The identified pathotypes differed by macroscopic and microscopic features.

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