Survival (2) Seeds (2) Sand (2) Germination (2) arbre (1) température (1) sol (1) sable (1) fleuve (1) besoin (1) gestion (1) luminosité (1) germination (1) exposition (1) survie (1) Colombie (1) Seedlings (1) Propagation (1) Methods (1) Bignoniaceae (1) Yellow (1) Water (1) Values (1) Temperature (1) Sunshine (1) Sun (1) Soils (1) Shades and shadows (1) Seedlings (1) Research (1)