Bursaphelenchus xylophilus (Steiner & Buhrer, 1934) Nickle 1970 ? há?atko borovicové: hrozba pre európske lesy Bursaphelenchus xylophilus (Steiner & Buhrer, 1934) Nickle 1970 ? pinewood nematode: a threat to European forests - Cerevkova, Andrea; Mota, Manuel; Vieira, Paulo (2014)