@incollection{fdi:03077, title = {{C}rop mixtures as a land use strategy in northern {N}igeria}, author = {{A}balu, {G}.{O}.{I}. and {D}'{S}ilva, {B}.}, editor = {}, language = {{EN}}, abstract = {}, keywords = {{CULTURE} {VIVRIERE} ; {UTILISATION} {DU} {SOL} ; {PETITE} {PROPRIETE} ; {CULTURE} {ASSOCIEE} ; {SECURITE} {ALIMENTAIRE} ; {PRODUCTION} {VIVRIERE} ; {NIGERIA} {NORD}}, booktitle = {{M}a{\^i}trise de l'espace agraire et d{\'e}veloppement en {A}frique tropicale : logique paysanne et rationalit{\'e} technique}, numero = {89}, pages = {141--148}, address = {{P}aris}, publisher = {{ORSTOM}}, series = {{M}{\'e}moires {ORSTOM}}, year = {1979}, ISBN = {2-7099-0556-6}, URL = {https://www.documentation.ird.fr/hor/fdi:03077}, }