The Infona portal uses cookies, i.e. strings of text saved by a browser on the user's device. The portal can access those files and use them to remember the user's data, such as their chosen settings (screen view, interface language, etc.), or their login data. By using the Infona portal the user accepts automatic saving and using this information for portal operation purposes. More information on the subject can be found in the Privacy Policy and Terms of Service. By closing this window the user confirms that they have read the information on cookie usage, and they accept the privacy policy and the way cookies are used by the portal. You can change the cookie settings in your browser.
Phytophthora ramorum is a new, invasive pathogen found in 1993-94 in Europe and the USA and described as a new species by Werres et al. In western part of the USA the species is a causal agent of sudden oak death whereas in Europe it is the main agent of blight of ericaceous plants and death of viburnum. In European countries the pathogen may easy spreads from ornamental plants to forests. In nature...
Common alder (Alnus glutinosa) and grey alder (Alnus incana) are distributed along streams, rivers and increasingly planted in programmes of riverbank restoration. Since over a dozen years dying of alder trees has been observed in Europe. Phytophthora spp. are the major pathogens of this plant. In 2004 Brasier at al. described new species, especially aggressive to alder as P. alni which is an interspecific...
Set the date range to filter the displayed results. You can set a starting date, ending date or both. You can enter the dates manually or choose them from the calendar.