This study employed the Ricardian approach to test the relative importance of climate normals (average long-term temperature and precipitation) in explaining net revenue from Nigerian rice agriculture under irrigation and dry land conditions. A survey was done by interviewing 1200 rice farmers...

Studies affirm that developing countries will be hardest it by the dynamics of climate change given that they have to contend with extreme poverty levels and waning levels of economic growth. Climate variability will impact on water resources, land, forests and ecosystems, all of which will...

Global trends nowadays towards long term sustainable crop production is hinged on either supplementing the use of chemical fertilizers with organic materials or a complete use of organic materials. This is more so since substituting chemical fertilizers with organic materials reduces the risks...

This paper seeks to describe and discuss the impact that climate changes, and other challenges in terms of sustainability, have had on Africa and particularly on South Africa. It seeks to discuss the extent to which these changes directly and indirectly impact agriculture and the measures that...

The world-wide trend of a growing organic sector is also detectable in South Africa. From 2000 to 2002 the number of farmers who had converted to organic farming in South Africa increased sixfold, and although organic farming still accounts only for a minute percentage of the total number...

Livestock is the most important source of cash for small-scale farmers in the semi-arid tropics of southern Africa. However, with limited access to markets, farmers do not have the incentive to invest in improved livestock management. Livestock production and off-takes remain low and farmers are...

Due to the size of the European Union’s agricultural production and its market, the impact of the EU’s Common Agricultural Policy (CAP) reaches far beyond Europe and has major implications for trade in agricultural goods all over the world including the ESA region. Since the 1950s, the CAP...

This study is based on data collected from 141 family-type farms in the Yatenga province in Burkina Faso. A probit approach is used to analyze the effect of perception of land degradation and other factors on the adoption of zaï and stone rows. The results of the estimation show that the...

Increasing calls for an African green revolution are being made so that Africa can increase its food production; thus enhancing its ability to feed its high population while exploiting emerging opportunities in developed country markets. This will involve an increased use of agro-chemicals. Use...

L'objectif de cet article est de calculer l'efficacité économique et environnementale liée à l'utilisation des eaux souterraines dans les petits périmètres irrigués de la Tunisie. L'impact environnemental pris en compte dans notre étude est le niveau d'épuisement de l'eau dans les...