Abstract Background European canker, caused by Neonectria ditissima , is a disease of worldwide importance in apple production, yet knowledge about it limited, highly regional and sometimes contradictory. This an obstacle to successful management. Key aspects for Northern Europe are reviewed, based on research results from Germany Norway international literature data. Main topics Trunk cankers ...

During a survey for pathogens of Florida torreya (Torreya taxifolia) in 2009, a novel Fusarium species was isolated from cankers affecting this critically endangered conifer whose current range is restricted to northern Florida and southwestern Georgia. Published multilocus molecular phylogenetic analyses indicated that this pathogen represented a genealogically exclusive, phylogenetically dist...

Micropropagated and seed-born silver birches (Betula pendula Roth) were compared for survival, height growth and occurrence of biotic damage (voles, hares, mooses, stem lesions and cankers) in fi eld trials in southern Finland. The material consisted of 11 clones and 10 different lots of seedlings growing in 10 fi eld trials, established in clearcut forest cultivation areas. The plants were 6–7...