Author:Lück-Vogel, Melanie; Strohbach, MDate:Jul 2009Detection and quantification of degradation processes as a first step for understanding and development of prevention and mitigation actions is of international interest as the described processes are observed in semi-arid landscapes globally. ...Read more
Author:Steenkamp, Karen C; Wessels, Konrad J; Archibald, S; Von Maltitz, Graham PDate:May 2009Remotely-sensed phenological metrics (or phenometrics) were derived from AVHRR vegetation-index time-series data and to describes seasonal growth in terms of start, end, length of season and estimates of net primary production (NPP). This ...Read more
Author:Manamela, Selolo S; Cilliers, Jacques E; Gaffar, YADate:Dec 2023In this paper, the problem of modelling radio wave propagation through vegetation using parabolic equation methods is investigated by modifying the parabolic equation toolbox (PETOOL) to incorporate a mechanism to model vegetation. The ...Read more