Author:Dabrowski, James M; Masekoameng, E; Ashton, PJDate:Oct 2009The concept of virtual water encourages a country to view agricultural crops in terms of the amount of water required to produce those crops, with a view to implementing trading policies that promote the saving of scarce water resources. ...Read more
Author:O'Kennedy, Maretha M; Stark, HC; Dube, NDate:Jan 2011Maize (Zea mays L.) is the most important cereal food crop in sub-Saharan Africa and Latin America, and a key feed crop in Asia, whereas pearl millet [Pennisetum glaucum (L.) R. Br.] is a staple food that supplies a major proportion of calories ...Read more