Plants (2) puits (1) sol (1) région (1) prix (1) marché (1) paysage (1) pays (1) ferme (exploitation) (1) agro-foresterie (1) contrat (1) Amérique Centrale (1) biocarburant (1) libre échange (1) Costa Rica (1) Nairobi (1) Contraction (1) Diseases and pests (1) Diseases (1) Interviews (1) Identification (1) Agroforestry systems (1) Ranching (1) Opportunity costs (1) Specialists (1) Focus groups (1) Imports (1) Wood (1) Will (1) Trees (1)