@ARTICLE {VANLAUWE:2000a, title = {Nitrogen and phosphorus uptake by maize as affected by particulate organic matter quality, soil characteristics, and land-use history for soils from the West African moist savanna zone}, author = {Vanlauwe, B. and Aihou, K. * and Tossah, S. and Aman, B. K. and Diels, J. and Lyasse, O. and Hauser, S. and Sanginga, P. and Merckx, R. }, journal = {Biology and Fertility of Soils}, year = {2000}, volume = {30}, pages = {440--449}, }