The changes that take place in topsoil properties after the tropical rain forest has been
replaced by fallow (resulting from food crops cultivation) and tree crops are considered in a …

Changes in soil physical and chemical properties associated with different land uses
including natural savannah were compared in Nigeria. The study was conducted on large …

Planned crop rotation offers a pragmatic option to improve soil fertility, manage insect pests
and diseases, and offset the emission of greenhouse gases. The inclusion of legume crops …

Inclusion of periods of unmanaged or natural fallowing is an important soil management
practice in the potato-based cropping systems of the resource-poor Andean highland region …

Soil organic matter (OM) is a source of fertility for food provisioning and a means for climate
mitigation. A high pedodiversity observed over very short distances due to both past and …

The assessment of carbon (C), nitrogen (N) and phosphorus (P) in agro-ecosystems of West
African savannas (WAS) may be a useful tool to define sustainable intensification schemes …

This paper is an attempt to assess the changes taking place in the vegetation communities
found on the fringes of tropical rainforest in Nigeria over a 28-year period. The study made …

Lack of baseline data on soil fertility status for most semiarid areas to a very large extent
hampers the success of land degradation monitoring. However, this can be overcome by …

Interest in dryland and rain-fed farming systems has increased significantly in recent years in
many regions of the world because of rapidly increasing human populations coupled with …

La matière organique (MO) remplit de multiples fonctions dans les systèmes agro-pastoraux
ouest-africains. Or l'offre en ressource organique y diminue depuis plusieurs décennies. Afin …