Diosma, G., Golik, S., Chidichimo, H. and Balatti, P. 2003. Nitrification potential, dehydrogenase activity and microbial biomass in an argiudol soil cultivated with wheat under two tillering methods. Spanish Journal of Agricultural Research. 1, 1 (Mar. 2003), 111-119. DOI:https://doi.org/10.5424/sjar/2003011-14.