[Rural development project of Mugamba natural region [Burundi]: analysis of present situation in the project area, t. 2]

agrostologia agrostologie agrostology burundi coffea comercio commerce consumo familiar cultivo de hortalizas cultivos alimenticios desarrollo rural development projects erosion control estructura social farm structure food crops household consumption infrastructure plante alimentaire proyectos de desarrollo rural development silvicultura silviculture social structure structure d'exploitation agricole structure sociale sylviculture trade vegetable growing