Ganqa NM and Scogings PF 2007. Forage quality, twig diameter, and growth habit of woody species selected by black rhinoceros in the Great Fish River Reserve, South Africa. Journal of Arid Environments 70:514-526. Keywords: Diet; herbivory; intake; plant defence; savanna.

#Giannecchini M, Twine W and Vogel C 2007. Land-cover change and human-environment interactions in a rural cultural landscape in South Africa. The Geographical Journal 173: 26-42. Keywords: South Africa, environmental change, cultural landscapes, social–ecological systems, livelihoods, resilience.

Malan G, Meyer, E and Panagos MD 2007. Riparian-zone rehabilitation in pine plantations: Grassland or woodland for plants and birds? South African Journal of Wildlife Research 37(2): 159-178. Keywords: Avifauna; Indicator species; Plant diversity; Rehabilitation; Riparian zone.

Richardson FD and Hahn BD 2007. A short-term mechanistic model of forage and livestock in the semi-arid Succulent Karoo: 1. Description of the model and sensitivity analyses. Agricultural Systems 95: 49-61. Keywords: Climate change; Degradation; Desert; Karoo; Livestock production; Disequilibrium.

Richardson FD and Hahn BD 2007. A short-term mechanistic model of forage and livestock in the semi-arid Succulent Karoo: 2. Evaluation and application. Agricultural Systems 95: 62-75. Keywords: Semi-arid rangelands; Mechanistic model; Ecosystem productivity; Rainfall variability.

Richardson FD, Hahn BD and Hoffman MT 2007. Modelling the productivity and sustainability of pastoral systems in the communal areas of Namaqualand. Journal of Arid Environments 70: 701-717. Keywords: Climate change; Degradation; Desert; Karoo; Livestock production; Disequilibrium.

Swemmer AM, Knapp AK and Snyman HA 2007. Intra-seasonal precipitation patterns and aboveground productivity in three perennial grasslands. Journal of Ecology 95:780-788. Keywords: C4 grasslands; climate change; fertilization; net primary production; precipitation; species composition.

#This is an electronic version of an article published in the Geographical Journal, complete citation information for the final version of the paper, as published in the print edition of the Geographical Journal, is available on the Blackwell Synergy online delivery service.