1: A review of the impacts and management of invasive plants in forestry 2: Recent developments in parasitic plant biology 3: The invasive hornet Vespa velutina: distribution, impacts and management options 4: When bio is not green: the impacts of bumblebee translocation and invasion on native ecosystems 5: Invasive alien species in changing marine Arctic economies and ecosystems 6: Biological control of Drosophila suzukii 7: Mimosa diplotricha: a review and synthesis of its problem and control options 8: Fall armyworm (Spodoptera frugiperda) management by smallholders 9: Aedes albopictus in America: current perspectives and future challenges 10: The threat of the larger grain borer, Prostephanus truncates (Coleoptera: Bostrichidae) and practical control options for the pest 11: Invasive Pomacea snails: actual and potential environmental impacts and their underlying mechanisms 12: An overview of ash (Fraxinus spp.) and the ash dieback disease in Europe 13: Species distribution models (SDM): applications, benefits and challenges in invasive species management 14: The threat from Chromolaena odorata and options for control 15: Lymnaeid snails hosts of Fasciola hepatica and Fasciola gigantica (Trematoda: Digenea): a worldwide review 16: Non-arthropod pests of date palm and their management 17: The use of environmental DNA as an early warning tool in the detection of new freshwater invasive non-native species 18: Weed biological control in the Greater Mekong Subregion: status and opportunities for the future 19: The natural enemies of privets (Ligustrum: Oleaceae) a literature review, with particular reference to biological control 20: Status of Opuntia invasions in the arid and semi-arid lands of Kenya.