@ARTICLE {HAUSER:1993c, title = {Root distribution of Dactyladenia (Acioa) barteri and Senna (Cassia) siamea in alley cropping on Utisol. l. Implicatication for field experimentation}, author = {Hauser, S. }, journal = {Agroforestry Systems}, year = {1993}, volume = {24}, pages = {111--121}, }