Bp Niamey Niger Icrisat

Manure utilisation, drought cycles and herd dynamics in the Sahel: implications for cropland productivity

J. Powell, S. Fernández-Rivera, T. O. Williams, 1995 .

Quantitative and qualitative estimation of nutrient intake and faecal excretion of Zebu cattle grazing natural pasture in semi-arid Mali

K. Becker, A. Susenbeth, B. S., 1995 .