Quality study of wastewater treated by Waste Water Treatment Plant (WWTP) in the city of Sana'a (Yemen) used for agricul...
Signs of climate change in West Africa over the last few decades are among the significant observed in the tropics, in particular the decrease in mean annual precipitation. Although such change has brought about new eco-climatic constraints on vegetation forms, it has not proven easy to determine interannual and intra-seasonal variations on a regio...
Les index pluviométriques reconstitués en mode prévision par le modèle Arpege System4 sur l'Afrique de l'ouest pour la période 1991-2012 sont utilisés pour mettre au point deux modèles de prévision du débit naturel de crue du fleuve Sénégal à Bakel. Le premier modèle utilise les index pluviométriques prévus début août pour les mois de septembre et ...
Vis-NIR spectroscopy is nowadays presented as a possible routine method for soil sample analysis. However, there is still no consensus on which is the best multivariate statistical method to use. We propose to use principal component analysis to complete the spectral data treatment. The soil samples came from a pedological cover made up of red-yell...