@ARTICLE {KOUTIKA:2004, title = {Comparative study of soil properties under Chromolaena odorata, Pueraria phaseoloides and Calliandra calothyrsus}, author = {Koutika, L. and Hauser, S. and Kamga, J. G. M. * and Yerima, B. *}, journal = {Plant and Soil}, year = {2004}, volume = {266}, pages = {315--323}, issn = {0032-079X}, }