Author:Van Wilgen, BW; De Lange, Willem JDate:Aug 2011This paper provides a brief review of the environmental and economic costs of invasive alien plants in South Africa as a background to assessments of returns on investment in weed biological control. The understanding of impacts and their ...Read more
Author:Chamier, J; Schachtschneider, K; Le Maitre, David C; Ashton, PJ; Van Wilgen, BWDate:Apr 2012We review the current state of knowledge of quantified impacts of invasive alien plants on water quality, with a focus on South Africa. In South Africa, over 200 introduced plant species are regarded as invasive. Many of these species are ...Read more