1. Spread of Crassula helmsii in Britain / F. Hugh Dawson -- 2. Some Observations on the Use of Herbicides for Control of Crassula helmsii / David Spencer-Jones -- 3. How important are Rivers for Supporting Plant Invasions? / Petr Pysek and Karel Prach -- 4. Tamarix spp. (Salt Cedar), an Invasive Exotic Woody Plant in Arid and Semi-arid Riparian Habitats of Western USA / John H. Brock -- 5. Ecological Aspects of Invasion by Heracleum mantegazzianum in the Czech Republic / Petr Pysek -- 6. Cost and Impact of Current Control Methods Used Against Heracleum mantegazzianum (Giant Hogweed) and the Case for Instigating a Biological Control Programme / Clare Sampson -- 7. Spread and Management of Heracleum mantegazzianum (Giant Hogweed) along Irish River Corridors / Joe M. Caffrey -- 8. Sheep Grazing as a Method of Controlling Heracleum mantegazzianum / Ulla Vogt Andersen
Analysis
Rivers Plants Management
Notes
Published for the International Centre of Landscape Ecology