October 2017

Seasonal rainfall and crop productivity in South West Ethiopia: Preliminary analysis for recent climate

Rainfall is the most important element that limits the productivity of crops. Proper analysis of rainfall trend and understanding of its relationship with land productivity may help in planning purposes. Accordingly, a study was conducted to assess the statistical behavior of monthly, seasonal and annual rainfall in south west Ethiopia (Arba Minch). Furthermore, correlation statistics was employed to explain the...

Author(s): Molla Mekonnen Alemu and Fitsume Yemenu Desta

October 2017

Contribution to knowledge of the Lakes of Ounianga by bathymetry and physicochemistry

This work aimed to contribute to knowledge improvement of the great Lake ecosystems of Chad, precisely that of the Lakes of Ounianga using bathymetric statements on water levels and the in situ analysis of physicochemical parameters of the lake’s waters. Bathymetric surveys facilitated characterization of the morphology of the bottom of the lakes with depths that vary from 0 to -27 m and 0 to -5.7 m for Yoan and...

Author(s): Arrakhais Abakar Bourma, Abderamane Hamit, Moussa Abderamane, Beatrice Ketchemen-Tandia and Mahamat NourAbdalah