Epidemiological characterization of a disease associated with phytoplasmas in Andean oak, Quercus humboldtii Bonpland, in Bogotá Colombia; Mortality and regeneration of elms in primeval stands of Białowieża National Park, Poland; Effects of Caliciopsis pinea inoculation with and without wounding on Pinus strobus; Multigene characterization of 'Candidatus Phytoplasma ulmi'-related isolates associated with elm yellows disease of Ulmus minor Mill. in Poland; Botryosphaeriaceae diversity on Eucalyptus clones in different climate zones of Indonesia; Sapwood growth and tolerance of Pinus taeda trees to Leptographium terebrantis inoculation; Lignin nanoparticles containing essential oils for controlling Phytophthora cactorum diseases; Asexual morph and molecular phylogeny of Phyllactinia rhoina on Choerospondias axillaris; Anthracnose in Samanea tubulosa caused by Colletotrichum karstii in Brazil