%0 tesis doctoral %A Mora Garcés, A. %D 2011 %T Characterization of the spatial variability of soil properties and coffee fine roots in shade tree-coffee associations under organic and conventional managment practices %U https://repositorio.catie.ac.cr/handle/11554/769 %X Tesis (Ph.D.) - CATIE, Turrialba (Costa Rica), 2011