The poplar based agroforestry system improves aggregation of soil through huge amounts
of organic matter in the form of leaf biomass. The extent of improvement may be affected by …

CONTEXT Livestock and crop productions are always intrinsically linked in risk prone
rainfed farming. Agrosilvopastoral systems ensures supplementarity of resources, feed …

Ground water table (gwt) levels were measured twice a month for 2 years in 50 observation
wells installed inside and outside the two 18-year-old and 350 m apart plantations of …

Two field trials were conducted under rainfed conditions at El-Obeid Research Farm and
Eldemokeya Forest Reserve, North Kordofan State during the growing seasons 2004/2005 …

Changes in soil texture, bulk density, pH, concentrations and stocks of OC, N, P and K
before and after conversion of a 6-year-old Acacia senegal plantation to other land …

Litterfall from trees enriches the organic matter and nutrient content of soil under the trees.
The influence of four tree species was evaluated on soil organic carbon (OC), available …

Six gommeraies des trois bassins gommiers du Niger ont été étudiées: Kiki et Kokoiyé dans
le bassin gommier occidental, Bader Goula et Azzaî dans le bassin gommier central et …

ABSTRACT A study was conducted to evaluate the effect of pure stands of tree species and
poplar-based agroforestry system on soil organic carbon (OC) and available N, P and K …

Résumé L'article présente une expérience menée pendant neuf mois dans un agro-écosys-
tème au nord du Sénégal, visant à déter-miner les effets sur le cycle de l'azote (N) et la …

Soil acidity is a major factor limiting crop yield in highly weathered and leached soils in both
tropical and temperate regions of the world (Von Uexküll and Mutert, 1995). Out of the 328 …