Melanie K. Karremann,* Margarida L. R. Liberato,3,4 Paulina Ordóñez3,5 and Joaquim G. Pinto1,6 1Institute for Geophysics and Meteorology, University of Cologne, Cologne, Germany 2Now at: Institute of Meteorology and Climate Research, Karlsruhe Institute of Technology, Karlsruhe, Germany 3Escola de Ciências e Tecnologia, Universidade de Trás-os-Montes e Alto Douro, Vila-Real, Portugal 4Instituto...

T he onward march of globalisation is among the greatest economic and political stories of our era. Behind globalisation lie both deliberate policies of liberalisation and the revolution in communications and information technology. The latter, in turn, has allowed the emergence of integrated systems of production and distribution, managed by a new breed of global companies. The most important ...

Sustainability of maize-based cropping systems is a major challenge for southern Africa, yet the demand for maize as staple food and animal feed in the region continues to increase. A study was conducted on a sandy clay loam (220 g clay kg-1 soil) at Domboshawa in Zimbabwe to investigate the long-term effects of organic resource quality and application rate, and nitrogen (N) fertilization on so...