"This paper investigates the effects of wheat genetic diversity and land degradation on risk and agricultural productivity in less favored production environments of a developing agricultural economy.

Pollution of the environment by metals and organic contaminants is an intractable global problem, with cleanup costs running into billions of dollars using current engineering technologies.

The decline in soil fertility in smallholder systems is a major factor inhibiting equitable development in much of sub-Saharan Africa.

This study was conducted with the main objective of determining the linkages between poverty and land management practices in Uganda.

This case study explores the development, dissemination, adoption, and impact of improved tree fallows in rural western Kenya. The processes of technology development and dissemination throughout the region are described and analyzed.

"This paper describes the emergence of improved traditional planting pits (zaï) in Burkina Faso in the early 1980s as well as their advantages, disadvantages and impact.

Since 1996, a growing coalition of stakeholders from the private sector, government and donor communities has promoted a new package of agronomic practices for smallholders in Zambia.

As the goals of international agricultural research move beyond increasing food production to the broader aims of reducing poverty, both agricultural research and studies of its impact become more complex.

This paper investigates the patterns and determinants of change in livelihood strategies ("development pathways" ), land management practices, agricultural productivity, resource and human welfare conditions in Uganda since 1990, based u

This paper explores the determinants of farmers' investments in indigenous soil and water conservation measures in the semi-arid tropics of India.

This study analyses seven factors used to explain the conversion of forest to pasture in Central America between 1979 and 1994: 1) favorable markets for livestock products, 2) subsidized credit and road construction, 3) land tenure policies, 4) li