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In 2006–2008, studies on occurrence of hyperparasites of Erysiphales pathogenic fungi to both cultivated and wild grown plants were carried out in the Lakeland of Bobolice. As a result of performed studies, 17 species of Erysiphales and 4 hyperparasite taxons were identified. The most commonly occurring hyperparasites were: Alternaria alternata, Alternaria sp. and Cladosporium sp., and they did not...
Badano odporność 44 odmian chmielu na mączniaka rzekomego i prawdziwego w warunkach polowych i laboratoryjnych. Obserwacje polowe prowadzono w latach 2004-2006 na plantacji kolekcyjnej gatunku H. lupulus w Puławach. Odporność odmian chmielu w warunkach polowych oceniano na podstawie nasilenia objawów chorobowych na szyszkach w stadium dojrzałości technologicznej. W warunkach laboratoryjnych do oceny...
The health status of hawthorns growing in different greenery areas of Poznań was evaluated in 2008–2009. In 2008 rust symptoms caused by Gymnosporangium confusum were observed on both Crataegus monogyna and C. oxyacantha, but in the next year the rust did not occur. In 2009 the powdery mildew caused by Phyllactinia corylea on the lower side of leaves of C. monogyna as well as Entomosporium leaf spot...
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