Burundi (1) Preservation (1) Conservation (1) Seedlings (1) Variation (1) Casualties (1) Breeding (1) Platforms (1) Treaties (1) Observations (1) Methods (1) Treaties (1) Platforms (1) Observations (1) Description and travel (1) Year (1) Wrestling (1) Trees (1) Stables (1) Sociology, Rural (1) Shrubs (1) Production (Economic theory) (1) Peasants (1) Notebooks (1) Multivariate analysis (1) Mulching (1) Mountains (1) Months (1) Local government (1) Intertropical convergence zone (1)