In the north-eastern semi-arid area of Brazil, because of climatic and economic risks, production systems use limited amounts of inputs and instead exploit accumulated fertility. The substitution of the woody native vegetation by pastures has led to its almost total deforestation. The...

In complex mixed crop-livestock systems with limited resources and biomass scarcity, crop residues play an important but increasingly contested role. This paper focuses on farming systems in the semi-arid areas of Zimbabwe, where biomass production is limited and farmers integrate crop and...

Water scarcity is a major factor limiting food production. Improving Livestock Water Productivity (LWP) is one of the approaches to address those problems. LWP is defined as the ratio of livestock's beneficial outputs and services to water depleted in their production. Increasing LWP can help...

In sub-Saharan Africa problems associated with water scarcity are aggravated by increasing demands for food and water, climate change and environmental degradation. Livestock keeping, an important livelihood strategy for smallholder farmers in Africa, is a major consumer of water, and its water...

This paper is about the cost-benefit analysis of a specific soil and water conservation measure, commonly termed as ‘exclosures’ in the case study area of this research, adopted in the Tigray region of northern Ethiopia. The analysis integrated available data on on-site and off-site effects...

Public policies for rural development materialize themselves through incentive instruments, special regulations, or through the assistance to private initiatives. These generally respond to the establishment of a national support strategy to an agricultural industry. In the case of quinoa grown...

Testing an analytical framework. Territorial governance has become an issue in the development of public policy and for those involved in territorial development. This paper presents an analytical framework for territorial governance developed as part of a multidisciplinary research project...

[eng] Economie of the relations between actors of an agrarian system subject to new imperatives (water quality, nitrates, pesticides). [fre] L'activité agricole est considérée comme une des principales sources de pollution de l'eau à l'heure actuelle. Comment peut-on considérer une...