Economic analysis of resource allocation in traditional agriculture: case of the Boromo farm in Burkina Faso

affectation de ressources agricultura tradicional agriculture traditionnelle case studies cash crops cultivo mixto cultivo puro cultivos alimenticios cultivos comerciales culture de rapport culture pure economic analysis exploitation agricole familiale family farms farming systems food crops mixed cropping modele modelos models plante alimentaire precios prices prix productividad productivity resource allocation sole cropping traditional farming